CN104623776A - Shower nozzle rotating type single nose aerosol vaccine spray gun - Google Patents

Abstract

The invention provides a shower nozzle rotating type single nose aerosol vaccine spray gun which is a disposable mini-sized medicine instrument used for carrying out quantitative dosing through the nose. The spray gun can serve as a dosing instrument for various nose aerosol infectious-disease vaccines. The appearance structure of additionally arranging a rotary type shower nozzle outside a double-layer cylinder is adopted in the spray gun, and a glass medicine bottle sealed by a rubber bottle cap, an inserting type syringe needle, a shower nozzle core with three spiral line grooves, a spring, a connecting tube, a latex sealing pad, a sealing ring and the like are arranged in the spray gun. In the delivery and storage processes of the spray gun, a percussion part shell is in a bi-directional locked state, in the using process, unlocking is carried out at first, a percussion body is rotated clockwise by 45 degrees to 70 degrees, rotating is stopped till the percussion body can not be rotated, the shower head can be adjusted at any angle of 90-270 degrees, a user inserts the shower nozzle into the nose and squeezes the spray gun with the thumb and the index finger to make the spray gun carry out dosing, and liquid medicine is sprayed uniformly in a fan-shaped aerosol shape.

Description

The rotary single nasal aerosol vaccine spray pistol of shower nozzle

Technical field

The rotary single nasal aerosol vaccine spray pistol of shower nozzle is infection prevention disease, and vaccine is by nasal-cavity administration, the mini-medical apparatus that absorbed by nasal membrane.The administration apparatus of various nasal aerosol infectious disease vaccine can be made.

Background technology

Recent decades, physianthropy science is in develop rapidly, and the work of infection prevention disease also achieves very large achievement, and a wherein very important control device injects infectious disease vaccine exactly, makes multiple infectious disease obtain effective control.In recent years, multiple developed country such as the U.S., Germany have studied the new way of a kind of hurtless measure, no pain, infectious disease vaccine administration, by nasal-cavity administration, is absorbed by nasal membrane, achieves good preventive effect.Nearly 2 years, Duo Jia medical research institute of China also starts the research work of nasal aerosol vaccine, drug effect, the property of medicine, dose, carrier etc. the research work of infectious disease aerosol vaccine makes much progress, if but the indispensable administration apparatus of launch, so also just facilitate the research and development of nasal aerosol vaccine spray pistol.

Summary of the invention

1, according to the medication of nasal aerosol vaccine, dosage and instructions for use, calculate the powder charge capacity of glass medicine bottle, realize single dosed administration.2, when ensureing instructions for use, the miniature design of overall structure.The maximum package size of product is: 37 × 26 × 18(mm).3, injector head 360 deg rotating displaying, can select (90 ° ~ 270 °) arbitrarily angled during use.4, unlocking function when device design has Bidirectional locking function and product to use, operational approach is very easy.5, two fingers (thumb, forefinger) are used to operate the nasal aerosol vaccine spray pistol of administration.Accompanying drawing illustrates: Fig. 1 is contour structures three-view diagram of the present invention.Fig. 2 is that shower nozzle of the present invention launches schematic diagram.Fig. 3 is percussion portion of the present invention housing contour structures three-view diagram.Fig. 4 is rifle body profile structure three-view diagram of the present invention.Fig. 5 is nozzle connecting relay part contour structures three-view diagram of the present invention.Fig. 6 is injector head contour structures three-view diagram of the present invention.Fig. 7 is sprinkler core contour structures three-view diagram of the present invention.Fig. 8 is the top view cross section enlarged drawing of Fig. 7.Fig. 9 is internal structure elevation cross-sectional view of the present invention.Figure 10 is Fig. 9 partial enlargement locking bit schematic diagram.Figure 11 is unblock schematic diagram of the present invention.Figure 12 is glass medicine bottle contour structures three-view diagram of the present invention.Figure 13 is rubber bottle cap contour structures three-view diagram of the present invention.In figure: 1, rifle body, 2, nozzle connecting relay part, 3, percussion portion housing, 4, injector head, 5, glass medicine bottle, 6, medicine bottle holder, 7, spring, 8, rubber bottle cap, 9, locking convex line, 10, syringe needle, 11, rifle body protecting cover, 12, latex sealing gasket, 13, connection tube, 14, sprinkler core, 15, O-ring seal, 16, V-shaped helical groove, 17, nozzle.Detailed description of the invention: the object of the present invention is achieved like this, it comprises outside rifle body, injector head, nozzle connecting junctor, rifle body protecting cover, percussion portion housing, inner powder charge vial, fluid sealant lid, plug-in type syringe needle, sprinkler core with three V-shaped helix grooves, and spring, latex sealing gasket, O-ring seal, connection tube.It is characterized in that it comprises: the nozzle structure of rotatable 360 ° that a, injector head, nozzle connecting junctor, the sprinkler core with three V-shaped helix grooves, latex sealing gasket, O-ring seal, connection tube form.The integrative-structure of b, percussion portion housing and powder charge vial composition.C, injector head, nozzle connecting junctor, rifle body protecting cover, rifle body, percussion portion housing, powder charge vial, fluid sealant lid, plug-in type syringe needle, sprinkler core with three V-shaped helix grooves, and the overall structure that spring, latex sealing gasket, O-ring seal, connection tube are formed.The contour structures of d, injector head, nozzle connecting junctor, rifle body, rifle body protecting cover and percussion portion housing composition.Object advantage of the present invention is that function is complete, volume is little, easy and simple to handle, be applicable to the administration apparatus making various nasal aerosol infectious disease vaccine.Below in conjunction with accompanying drawing, the present invention is described in further detail.With reference to Fig. 1, it is contour structures of the present invention.The visible 4 injector head energy rotating 360 degrees of Fig. 2.Fig. 3 and Fig. 4 is the contour structures of percussion portion housing and rifle body respectively.Their docking and assembling are, three grooves that three protuberances of percussion portion housing upper aim at rifle body are inserted, the angle that turns clockwise again afterwards (5 ° ~ 45 °), needs before insertion to determine that the half round cut on percussion portion housing should be in the left side of injector head.Fig. 5 is the contour structures of the connector of injector head and rifle body, and it is also a rebate members, and being connected with rifle body is apply to rise to fill in the middle of principle to add latex

Sealing gasket.Fig. 6 is the contour structures of injector head, and it is tightened together by screw thread with Fig. 5 connector.Fig. 7 is the contour structures of sprinkler core, and it is a cylinder, and external centre has a semicircle groove to be place O-ring seal, has a small sized pipeline to divide three roads to lead to external, see Fig. 8 in body, then through three V-shaped grooves rotating 540 degree to cylinder top end.Fig. 9 is overall structure elevation cross-sectional view of the present invention, visible 5 glass medicine bottles are inserted on 6 medicine bottle holders, first select during use and adjust 4 injector head angles, then 3 percussion portion housings (45 ° ~ 70 °) are rotated to released state, two circular flats that against spray pistol with thumb and forefinger are picked up gently, 4 injector heads are inserted a nasal cavity, namely two finger force pinchings complete administration process.As seen from Figure 9, after overcoming 7 spring forces, 10 syringe needles will penetrate 8 rubber bottle caps and enter in 5 glass medicine bottles, form syringe principle, medicinal liquid will be sprayed by 10 syringe needles, 13 connection tubes, 16 V-shaped helical grooves and 17 nozzles under force, and medicinal liquid forms covering of the fan spray form.Figure 10 is the close-up schematic view of Fig. 9 Bidirectional locking state, and during Bidirectional locking state, three protuberances of percussion portion housing upper are clipped by inside and outside two convex lines, and only having outside convex line during released state, see Figure 11, is released state schematic diagram of the present invention.Figure 12 and Figure 13 is the contour structures of glass medicine bottle and rubber bottle cap.

Claims (4)

1. the rotary single nasal aerosol vaccine spray pistol of shower nozzle, it comprises outside rifle body, injector head, nozzle connecting junctor, rifle body protecting cover, percussion portion housing, inner powder charge vial, fluid sealant lid, plug-in type syringe needle, sprinkler core with three V-shaped helix grooves, and spring, latex sealing gasket, O-ring seal, connection tube, it is characterized in that it comprises: a, injector head, nozzle connecting junctor, with the sprinkler core of three V-shaped helix grooves, latex sealing gasket, O-ring seal, the nozzle structure of rotatable 360 ° of connection tube composition, b, the integrative-structure of percussion portion housing and powder charge vial composition, c, injector head, nozzle connecting junctor, rifle body protecting cover, rifle body, percussion portion housing, powder charge vial, fluid sealant lid, plug-in type syringe needle, with the sprinkler core of three V-shaped helix grooves, and spring, latex sealing gasket, O-ring seal, the overall structure that connection tube is formed, d, injector head, nozzle connecting junctor, rifle body, rifle body protecting cover, with the contour structures of percussion portion housing composition.

2. it is characterized in that after inserting rifle body according to claim 1 said percussion portion housing: a, turn clockwise (5 ° ~ 45 °) are Bidirectional locking state, b, continue to turn clockwise (45 ° ~ 70 °) for percussion released state, equal to open insurance stand-by.

3. according to the said sprinkler core with three V-shaped helix grooves of claim 1, its feature comprises: a, medicine liquid channel pipeline become three by one, and b, three V-shaped helicla flutes are to nozzle.

4., according to the contour structures of the rotary single nasal aerosol vaccine spray pistol of the said shower nozzle of claim 1, form the nasal aerosol vaccine spray pistol of two finger manipulation administrations.