CN103802696A - Headrest height regulating mechanism of automobile child safety seat - Google Patents
Headrest height regulating mechanism of automobile child safety seat Download PDFInfo
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- CN103802696A CN103802696A CN201410026901.8A CN201410026901A CN103802696A CN 103802696 A CN103802696 A CN 103802696A CN 201410026901 A CN201410026901 A CN 201410026901A CN 103802696 A CN103802696 A CN 103802696A
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- groove
- pull bar
- headrest
- height
- regulating mechanism
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Abstract
The invention discloses a headrest height regulating mechanism of an automobile child safety seat. The headrest height regulating mechanism comprises a backrest and a headrest arranged on the backrest and is characterized in that a regulating pull rod is arranged on the headrest and comprises a front-section pull rod, a middle-section pull rod and a rear-section pull rod. The front-section pull rod is arranged at the front end of the headrest. The middle-section pull rod and the rear-section pull rod are arranged at the rear end of the headrest. The width of the middle-section pull rod is larger than that of the rear-section pull rod. A first through groove is formed in the backrest in the vertical direction. A plurality of locating through grooves matched with the middle-section pull rod are arranged on the first through groove. The width of the locating through grooves is larger than that of the first through groove. The width of the first through groove is slightly larger than that of the rear-section pull rod. A locking mechanism used for locking the regulating pull rod is arranged at the tail end of the rear-section pull rod. The locking mechanism is arranged at the rear end of the backrest. The headrest height regulating mechanism has the advantages of being simple in structure, fewer in parts and convenient to operate and use.
Description
Technical field
The present invention relates to a kind of child's safety seat for vehicle, especially relate to a kind of height of headrest regulating mechanism of child's safety seat for vehicle.
Background technology
Along with the reinforcement that the head of a family realizes by bus to child safety, the use of child safety seat on automobile becomes more and more universal.Children are growing tall every day, along with the growth of height, original child safety seat using cannot meet the operating needs of safety and comfort, and common its height of headrest of child safety seat generally cannot regulate at present, this just means the growth along with child's height, the seat that must more renew, to meet the requirement of safe handling, causes waste; The child safety seat of minority headrest adjustable height, all more complicated of its regulating mechanism, need when adjusting first headrest to be disassembled, then carry out the adjusting of height, and operation is used inconvenience.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of height of headrest regulating mechanism of child's safety seat for vehicle simple in structure, easy for operation.
The present invention solves the problems of the technologies described above adopted technical scheme:
A kind of height of headrest regulating mechanism of child's safety seat for vehicle, comprise the chair back and be arranged on the headrest on the chair back, on described headrest, be provided with adjusting yoke, described adjusting yoke comprises leading portion pull bar, stage casing pull bar and back segment pull bar, described leading portion pull bar is arranged on the front end of described headrest, described stage casing pull bar and back segment pull bar are arranged on the rear end of described headrest, the width of described stage casing pull bar is greater than the width of described back segment pull bar, on the described chair back, be vertically provided with the first groove, on the first described groove, be provided with the location groove that multiple with described stage casing pull bar matches, the width of described location groove is greater than the width of the first described groove, the width of the first described groove is slightly larger than the width of described back segment pull bar, on the tail end of described back segment pull bar, be provided with the catch gear for described adjusting yoke position is locked, described catch gear is arranged on the rearward end of the described chair back, under locking positioning state, stage casing pull bar is placed in location groove, by catch gear, headrest and the position of the chair back are locked.
On described headrest, be provided with drawbar height regulating mechanism, described drawbar height regulating mechanism comprises the second groove being vertically arranged on headrest and is arranged on the drawbar height regulating plate on the second groove both sides, the second described groove is corresponding with the position of the first described groove, the width of the second described groove is slightly larger than the width of described stage casing pull bar, on described drawbar height regulating plate, be provided with multiple teeth groove, the inner end surface of described leading portion pull bar is provided with the positioning teeth matching with described teeth groove, described back segment pull bar and stage casing pull bar are successively through described the second groove and the first groove, under locking positioning state, positioning teeth is placed in teeth groove, stage casing pull bar is placed in location groove, the tail end of back segment pull bar is locked by catch gear.Adjusting yoke can be adjusted at the position on headrest by drawbar height regulating mechanism, has increased the scope that height of headrest regulates, and makes the applicable the range of age of this child safety seat more wide in range, meets multiple age bracket children's operating needs.
Described location groove comprises location groove and lower location groove, and described upper location groove and lower location groove are separately positioned on the two ends up and down of the first described groove.Can relatively rest the head on and carry out the adjustment of upper-lower position due to adjusting yoke, therefore locate the height of headrest that two ends up and down that groove only need be arranged on the first groove just can meet large span and regulate, simplify manufacturing process, reduce manufacturing cost.
On described back segment pull bar, be provided with outside thread, described catch gear is locking knob, on described locking knob, be provided with the negative thread matching with described outside thread, by outside thread and coordinating of negative thread the position of described adjusting yoke and headrest being locked.This locking mechanism structure is simple, and part is few, and productive costs is low, is easy to assembling.
Described leading portion pull bar and the cross-sectional plane of stage casing pull bar are rectangle, and the cross-sectional plane of described back segment pull bar is circular.Simple in structure, be easy to processing.
The length sum of the first described groove and the second described groove is 200mm.The child safety seat of this structure, height of headrest can rise to 420mm from 220mm, meets neonatal to 7 year old children's use, has saved family expense.
The material of described adjusting yoke is ABS, PP or nylon.The cost of material is low for these, is conducive to reduce manufacturing cost.
The material of described adjusting yoke is ABS.The cost of material is low for ABS, and hardness is good, and long-term service wear is little.
Compared with prior art, the invention has the advantages that: this height of headrest regulating mechanism, simple in structure, while highly adjusting, only need slightly discharge catch gear, adjusting yoke is pulled out slightly, to the pull-out completely from the groove of location of stage casing pull bar, now back segment pull bar is placed in location groove, because the width of back segment pull bar is less than the width of locating groove and the first groove, back segment pull bar can move up and down in the first groove, now move up and down height adjusting yoke, headrest is adjusted to desired height under the drive of adjusting yoke, inwardly promote height adjusting yoke, make stage casing pull bar enter into location groove corresponding to position, catch gear is locked, the position that highly regulates handle and headrest is fixed, without headrest is disassembled, can complete the adjusting of height of headrest, easy for operation, the part using is also less, be conducive to reduce production costs.
Accompanying drawing explanation
Fig. 1 is sectional structure schematic diagram of the present invention;
Fig. 2 is blast structural representation of the present invention;
Fig. 3 is the structural representation of the chair back in the present invention;
Fig. 4 rests the head in the present invention at the structural representation of extreme lower position;
Fig. 5 rests the head at the structural representation of extreme higher position in the present invention.
The specific embodiment
Below in conjunction with accompanying drawing, embodiment is described in further detail the present invention.
Embodiment mono-: as shown in Fig. 1 to 5, a kind of height of headrest regulating mechanism of child's safety seat for vehicle, comprise the chair back 1 and be arranged on the headrest 2 on the chair back 1, on headrest 2, be provided with adjusting yoke 3, adjusting yoke 3 comprises leading portion pull bar 31, stage casing pull bar 32 and back segment pull bar 33, leading portion pull bar 31 is arranged on the front end of headrest 2, stage casing pull bar 32 and back segment pull bar 33 are arranged on the rear end of headrest 2, the width of stage casing pull bar 32 is greater than the width of back segment pull bar 33, on the chair back 1, be vertically provided with the first groove 11, on the first groove 11, be provided with multiple location grooves 12 that match with stage casing pull bar 32, the width of location groove 12 is greater than the width of the first groove 11, the width of the first groove 11 is slightly larger than the width of back segment pull bar 33, on the tail end of back segment pull bar 33, be provided with the catch gear for adjusting yoke 3 positions are locked, catch gear is arranged on the rearward end of the chair back 1, under locking positioning state, stage casing pull bar 32 is placed in location groove 12, by catch gear, headrest 2 and the position of the chair back 1 are locked.
In this specific embodiment, on headrest 2, be provided with drawbar height regulating mechanism, drawbar height regulating mechanism comprises the drawbar height regulating plate 22 that is vertically arranged on the second groove 21 on headrest 2 and is arranged on the second groove 21 both sides, the second groove 21 is corresponding with the position of the first groove 11, the width of the second groove 21 is slightly larger than the width of stage casing pull bar 32, on drawbar height regulating plate 22, be provided with multiple teeth groove 221, the inner end surface of leading portion pull bar 31 is provided with the positioning teeth 311 matching with teeth groove 221, back segment pull bar 33 and stage casing pull bar 32 are successively through the second groove 21 and the first groove 11, under locking positioning state, positioning teeth 311 is placed in teeth groove 221, stage casing pull bar 32 is placed in location groove 12, the tail end of back segment pull bar 33 is locked by catch gear.Adjusting yoke 3 can be adjusted at the position on headrest 2 by drawbar height regulating mechanism, has increased the scope that height of headrest regulates, and makes the applicable the range of age of this child safety seat more wide in range, meets multiple age bracket children's operating needs.
In this specific embodiment, location groove 12 comprises location groove and lower location groove, and upper location groove and lower location groove are separately positioned on the two ends up and down of the first groove 11.Can relatively rest the head on and 2 carry out the adjustment of upper-lower position due to adjusting yoke 3, therefore locate the height of headrest that two ends up and down that 12 need of groove are arranged on the first groove 11 just can meet large span and regulate, simplify manufacturing process, reduce manufacturing cost.
In this specific embodiment, on back segment pull bar 33, be provided with outer spiral shell, catch gear is locking knob 4, is provided with the negative thread matching with outside thread on locking knob 4, by outside thread and coordinating of negative thread the position of adjusting yoke 3 and headrest 2 being locked.This locking mechanism structure is simple, and part is few, and productive costs is low, is easy to assembling.
In this specific embodiment, the cross-sectional plane of leading portion pull bar 31 and stage casing pull bar 32 is rectangle, and the cross-sectional plane of back segment pull bar 33 is circular.Simple in structure, be easy to processing.
In this specific embodiment, the length sum of the first groove 11 and the second groove 21 is 200mm.The child safety seat of this structure, height of headrest can rise to 420mm from 220mm, meets neonatal to 7 year old children's use, has saved family expense.
In this specific embodiment, the material of adjusting yoke 3 is ABS.The cost of material is low for ABS, and hardness is good, and long-term service wear is little.
Under locking positioning state, positioning teeth 311 is placed in teeth groove 221, and stage casing pull bar 32 is placed in location groove or lower location groove, and the tail end of back segment pull bar 33 is locked by locking knob 4.While specifically carrying out height of headrest adjusting, slightly unscrew locking knob 4, now there are three kinds of regulative modes: the first, keep positioning teeth 311 constant with the relative position of teeth groove 221, adjusting yoke 3 is pulled out slightly, regulate stage casing pull bar 32 to lower location groove or upper location groove, the tail end of back segment pull bar 33 is locked by locking knob 4; The second, keep stage casing pull bar 32 constant at the relative position of upper location groove or lower location groove, adjusting yoke 3 is pulled out slightly, the teeth groove 221 that makes to rest the head on 2 separates with positioning teeth 311, move up and down the position of headrest 2, positioning teeth 311 is coordinated with the teeth groove 221 of diverse location, to the position meeting the demands, inwardly promote adjusting yoke 3, make positioning teeth 311 enter into teeth groove 221, stage casing pull bar 32 enters into location groove 12 corresponding to position, and locking knob 4 is locked, and the position that regulates handle 3 and headrest 2 is fixed; The third, combine the first the second regulative mode, and height of headrest is regulated.
Embodiment bis-: other parts are identical with embodiment mono-, its difference is that the material of adjusting yoke 3 is PP or nylon.The cost of material is low for these, is conducive to reduce manufacturing cost.
Claims (8)
1. the height of headrest regulating mechanism of a child's safety seat for vehicle, comprise the chair back and be arranged on the headrest on the chair back, it is characterized in that being provided with adjusting yoke on described headrest, described adjusting yoke comprises leading portion pull bar, stage casing pull bar and back segment pull bar, described leading portion pull bar is arranged on the front end of described headrest, described stage casing pull bar and back segment pull bar are arranged on the rear end of described headrest, the width of described stage casing pull bar is greater than the width of described back segment pull bar, on the described chair back, be vertically provided with the first groove, on the first described groove, be provided with the location groove that multiple with described stage casing pull bar matches, the width of described location groove is greater than the width of the first described groove, the width of the first described groove is slightly larger than the width of described back segment pull bar, on the tail end of described back segment pull bar, be provided with the catch gear for described adjusting yoke position is locked, described catch gear is arranged on the rearward end of the described chair back, under locking positioning state, stage casing pull bar is placed in location groove, by catch gear, headrest and the position of the chair back are locked.
2. the height of headrest regulating mechanism of a kind of child's safety seat for vehicle as claimed in claim 1, it is characterized in that being provided with drawbar height regulating mechanism on described headrest, described drawbar height regulating mechanism comprises the second groove being vertically arranged on headrest and is arranged on the drawbar height regulating plate on the second groove both sides, the second described groove is corresponding with the position of the first described groove, the width of the second described groove is slightly larger than the width of described stage casing pull bar, on described drawbar height regulating plate, be provided with multiple teeth groove, the inner end surface of described leading portion pull bar is provided with the positioning teeth matching with described teeth groove, described back segment pull bar and stage casing pull bar are successively through described the second groove and the first groove, under locking positioning state, positioning teeth is placed in teeth groove, stage casing pull bar is placed in location groove, the tail end of back segment pull bar is locked by catch gear.
3. the height of headrest regulating mechanism of a kind of child's safety seat for vehicle as claimed in claim 1 or 2, it is characterized in that described location groove comprises location groove and lower location groove, described upper location groove and lower location groove are separately positioned on the two ends up and down of the first described groove.
4. the height of headrest regulating mechanism of a kind of child's safety seat for vehicle as claimed in claim 3, it is characterized in that being provided with outside thread on described back segment pull bar, described catch gear is locking knob, on described locking knob, be provided with the negative thread matching with described outside thread, by outside thread and coordinating of negative thread the position of described adjusting yoke and headrest being locked.
5. the height of headrest regulating mechanism of a kind of child's safety seat for vehicle as claimed in claim 1 or 2, is characterized in that described leading portion pull bar and the cross-sectional plane of stage casing pull bar are rectangle, and the cross-sectional plane of described back segment pull bar is circular.
6. the height of headrest regulating mechanism of a kind of child's safety seat for vehicle as claimed in claim 2, the length sum of the first groove described in it is characterized in that and the second described groove is 200mm.
7. the height of headrest regulating mechanism of a kind of child's safety seat for vehicle as claimed in claim 1 or 2, is characterized in that the material of described adjusting yoke is ABS, PP or nylon.
8. the height of headrest regulating mechanism of a kind of child's safety seat for vehicle as claimed in claim 7, is characterized in that the material of described adjusting yoke is ABS.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410026901.8A CN103802696B (en) | 2014-01-21 | 2014-01-21 | A kind of height of headrest governor motion of child's safety seat for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410026901.8A CN103802696B (en) | 2014-01-21 | 2014-01-21 | A kind of height of headrest governor motion of child's safety seat for vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103802696A true CN103802696A (en) | 2014-05-21 |
| CN103802696B CN103802696B (en) | 2016-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410026901.8A Active CN103802696B (en) | 2014-01-21 | 2014-01-21 | A kind of height of headrest governor motion of child's safety seat for vehicle |
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| CN (1) | CN103802696B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11864661B2 (en) | 2021-05-05 | 2024-01-09 | Steelcase Inc | Body support assembly and methods for the use and assembly thereof |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106114309A (en) * | 2016-08-15 | 2016-11-16 | 河北凤展织带有限公司 | A kind of height of headrest governor motion of child's safety seat for vehicle |
Citations (6)
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|---|---|---|---|---|
| US5748473A (en) * | 1992-05-05 | 1998-05-05 | Automotive Technologies International, Inc. | Automatic vehicle seat adjuster |
| CN201291782Y (en) * | 2008-10-09 | 2009-08-19 | 宁波均胜工业有限公司 | Headrest controlling mechanism of safety seats for children in vehicle |
| CN201484238U (en) * | 2009-07-10 | 2010-05-26 | 曾忻婕 | Head rest adjusting mechanism of seat |
| CN201566522U (en) * | 2009-11-17 | 2010-09-01 | 宁波安普力儿童用品有限公司 | Head-rest adjusting mechanism for children safety seat on automobile |
| CN203186143U (en) * | 2013-04-27 | 2013-09-11 | 常州市童佳儿童座椅有限公司 | Child car seat |
| CN203727207U (en) * | 2014-01-21 | 2014-07-23 | 宁波环球娃娃婴童用品有限公司 | Headrest height adjusting mechanism of child safety seat for vehicle |
-
2014
- 2014-01-21 CN CN201410026901.8A patent/CN103802696B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5748473A (en) * | 1992-05-05 | 1998-05-05 | Automotive Technologies International, Inc. | Automatic vehicle seat adjuster |
| CN201291782Y (en) * | 2008-10-09 | 2009-08-19 | 宁波均胜工业有限公司 | Headrest controlling mechanism of safety seats for children in vehicle |
| CN201484238U (en) * | 2009-07-10 | 2010-05-26 | 曾忻婕 | Head rest adjusting mechanism of seat |
| CN201566522U (en) * | 2009-11-17 | 2010-09-01 | 宁波安普力儿童用品有限公司 | Head-rest adjusting mechanism for children safety seat on automobile |
| CN203186143U (en) * | 2013-04-27 | 2013-09-11 | 常州市童佳儿童座椅有限公司 | Child car seat |
| CN203727207U (en) * | 2014-01-21 | 2014-07-23 | 宁波环球娃娃婴童用品有限公司 | Headrest height adjusting mechanism of child safety seat for vehicle |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11864661B2 (en) | 2021-05-05 | 2024-01-09 | Steelcase Inc | Body support assembly and methods for the use and assembly thereof |
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| Publication number | Publication date |
|---|---|
| CN103802696B (en) | 2016-05-04 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 315153 Zhejiang city of Ningbo province Yinzhou District West Yinzhou Road No. 688 Patentee after: NINGBO GLOBAL KIDS BABY PRODUCTS CO.,LTD. Address before: 315153 Zhejiang city of Ningbo province Yinzhou District West Yinzhou Road No. 688 Patentee before: Ningbo Global Kids Baby Products Co.,Ltd. |
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| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: 315154 Zhejiang city of Ningbo province Yinzhou District Shiqi street light road 288 Patentee after: NINGBO GLOBAL KIDS BABY PRODUCTS CO.,LTD. Address before: 315153 Zhejiang city of Ningbo province Yinzhou District West Yinzhou Road No. 688 Patentee before: NINGBO GLOBAL KIDS BABY PRODUCTS CO.,LTD. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A headrest height adjusting mechanism for vehicle child safety seat Effective date of registration: 20220722 Granted publication date: 20160504 Pledgee: China Construction Bank Co.,Ltd. Ningbo housing and urban construction sub branch Pledgor: NINGBO GLOBAL KIDS BABY PRODUCTS CO.,LTD. Registration number: Y2022980011071 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |