CN210903492U - Traditional Chinese medicine liquid filling device for animal experiments - Google Patents

Abstract

The utility model provides a traditional Chinese medicine liquid medicine perfusion device for animal experiments, which comprises a pedal bottom and a bottom plate one side which are hinged, a torsional spring is arranged on a hinged shaft, an inflator bottom is fixed on the bottom plate, the top of the inflator is fixed on the back of the pedal, a piston at the lower end of an injection handle extends into the injection barrel, the lower end of the injection barrel is hinged with the bottom plate, the upper end of the injection handle is hinged with the pedal, the upper end of the injection barrel is provided with a medicine injection port, the lower end of the injection barrel is provided with a medicine outlet, the air outlet of the inflator is communicated with the injection barrel through a pressurized air pipe, the medicine outlet on the injection barrel is connected with the lower end of a throttle device through a pipeline, and a throttle rod extends into the throttle device, when the medicine injection device is in a Y-shaped structure and utilizes an elastic pipe to generate elastic deformation to be inserted into the oral cavity of an, the physical power is saved, the liquid medicine filling operation is convenient to implement, and the liquid medicine filling efficiency is improved.

Description

Traditional Chinese medicine liquid filling device for animal experiments

Technical Field

The invention is used in the technical field of animal traditional Chinese medicine liquid perfusion devices, and particularly relates to an animal experiment traditional Chinese medicine liquid perfusion device.

Background

In order to acquire new knowledge in biology, medicine and other relevant fields or solve specific problems, scientific experimental research is carried out by animals such as rabbits, mice and the like, and animal experiments need to be carried out by professional technicians.

Adopt the animal to study the traditional chinese medicine performance when carrying out the experiment, often need carry out traditional chinese medicine liquid medicine infusion operation to the animal, traditional chinese medicine liquid medicine perfusion device on the existing market almost all is equipped with the liquid medicine pressurization and fills, utilize gas to pressurize the liquid medicine and improve the liquid medicine flow velocity, in order to improve the speed that the liquid medicine was filled, so can more effectively observe the drug effect functioning time, be convenient for experiment observation, but these liquid medicine perfusion devices can't adjust liquid medicine flow velocity and pressure simultaneously, cause liquid medicine perfusion device adaptability poor, can't satisfy the liquid medicine filling demand of different size animals.

In addition, when the liquid medicine fills, often need the operator both hands to fill the injection in order to improve the pressure of filling, and the pressing power degree is big, consumes physical power, and still need other staff to assist fixed animal head or will fill the head and press animal oral cavity department at the in-process that fills, so fill the operation and need two people's cooperation operations at least just can accomplish, alone can't accomplish, consume the manpower big.

Therefore, the invention of the traditional Chinese medicine liquid perfusion device for animal experiments is very necessary.

Disclosure of Invention

Aiming at the defects of the traditional Chinese medicine liquid perfusion device for animals in the prior art, the invention mainly aims to provide the traditional Chinese medicine liquid perfusion device for animal experiments.

In order to solve the technical problems, the invention provides a traditional Chinese medicine liquid medicine perfusion device for animal experiments, which comprises a torsion spring, a pedal, an air cylinder, a medicine injection handle, a medicine injection port, a medicine injection cylinder, a flow controller, a threaded area, a spring, a throttle rod, a sealing ring, a pressure gauge, a medicine injector, an elastic tube, a valve, a medicine injection head, a medicine outlet, a pressurizing air tube and a bottom plate; the bottom of the pedal is hinged with one side of the bottom plate, a torsional spring is mounted on a hinged shaft, the bottom of the inflator is fixed on the bottom plate, the top of the inflator is fixed on the back of the pedal, a piston at the lower end of a medicine injection handle extends into the medicine injection barrel, the lower end of the medicine injection barrel is hinged with the bottom plate, the upper end of the medicine injection handle is hinged with the pedal, the upper end of the medicine injection barrel is provided with a medicine injection port, the lower end of the medicine injection barrel is provided with a medicine outlet, an air outlet of the inflator is communicated with the medicine injection barrel through a pressurized air pipe, the medicine outlet on the medicine injection barrel is connected with the lower end of a throttle device through a pipeline, a throttle rod extends into the throttle device, the upper end of the throttle rod is fixedly connected with a handle, the middle position of the throttle rod is provided with a threaded area in threaded connection with an inner cavity, the device is characterized in that a pressure gauge is arranged at a liquid outlet at the upper end of the throttler, the outlet of the pressure gauge is communicated with a medicine injector through a pipeline, the upper end of the medicine injector is respectively communicated with an elastic tube, a valve is arranged on the elastic tube, and a medicine injection head is installed at the top of the elastic tube.

Preferably, a check valve is installed on the pressurizing air pipe.

Preferably, the medicine injection tube is provided with a liquid medicine volume scale.

Preferably, the restrictor spiral path groove is triangular or semi-circular in shape.

Preferably, the medicine injector is of a Y-shaped structure.

Preferably, the lower end of the medicine injector is provided with an anti-blocking plug.

Preferably, the injection head is spherical, and medicine outlets are uniformly distributed on the surface of the injection head.

Preferably, the outer surface of the pedal is provided with an abrasion increasing bulge.

The invention has the beneficial effects that:

1. the medicine injector is in a Y-shaped structure, and when the medicine injector is inserted into the oral cavity of an animal by utilizing the elastic deformation of the elastic tube, the medicine injector deforms and is outwards tensioned and firmly clamped in the oral cavity of the animal, and the liquid medicine can be injected into the animal body through the buffering of the side wall of the oral cavity or the branch insertion of the liquid medicine into the oral cavity, so that the medicine injector is conveniently fixed in the oral cavity of the animal.

2. The invention adopts a pedal structure to fill the liquid medicine, thereby saving physical strength and facilitating the liquid medicine filling operation, and the Chinese medicine liquid medicine filling operation can be completed by one person by pressurizing the Chinese medicine liquid medicine filling by using the gas in the inflator while the medicine is filled, thereby saving manpower.

3. According to the invention, the traditional Chinese medicine liquid entering the cavity of the throttler can flow along the path of the spiral groove on the throttle lever, the length of the spiral path between the medicine outlet at the upper end and the medicine inlet at the lower end of the throttler can be adjusted by rotating the handle on the throttle lever, the purpose of throttling and pressure regulating is achieved, the requirements of filling animal liquid medicines with different body sizes can be met, and the adaptability is strong.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a front view structural diagram of the present invention.

Fig. 2 is a front view of the throttle lever of fig. 1 according to the present invention.

Fig. 3 is an enlarged view of the semicircular sectional path of the throttle lever of fig. 2 according to the present invention.

Fig. 4 is an enlarged sectional view of the triangular cross-section of the throttle lever of fig. 2 according to the present invention.

In the figure, the position of the upper end of the main shaft,

1-torsion spring, 2-pedal, 3-air cylinder, 4-drug injection handle, 5-drug injection port, 6-drug injection cylinder, 7-restrictor, 8-threaded area, 9-spring, 10-throttle rod, 11-sealing ring, 12-pressure gauge, 13-drug injection device, 14-elastic tube, 15-valve, 16-drug injection head, 17-drug outlet, 18-pressurized air pipe and 19-bottom plate.

Detailed Description

The present invention is further illustrated by the following figures and examples, which include, but are not limited to, the following examples.

In order to achieve the purpose, the technical scheme adopted by the invention is as follows:

as shown in fig. 1 to 4, the traditional Chinese medicine liquid medicine perfusion device for animal experiments comprises a torsion spring 1, a pedal 2, an air cylinder 3, a medicine injection handle 4, a medicine injection port 5, a medicine injection cylinder 6, a restrictor 7, a threaded area 8, a spring 9, a throttle rod 10, a sealing ring 11, a pressure gauge 12, a medicine injector 13, an elastic tube 14, a valve 15, a medicine injection head 16, a medicine outlet 17, a pressurized air tube 18 and a bottom plate 19; the bottom of the pedal 2 is hinged with one side of the bottom plate 19, a torsional spring 1 is arranged on a hinged shaft, the bottom of the air cylinder 3 is fixed on the bottom plate 19, the top of the air cylinder 3 is fixed on the back of the pedal 2, a piston at the lower end of the medicine injection handle 4 extends into the medicine injection barrel 6, the lower end of the medicine injection barrel 6 is hinged with the bottom plate 19, the upper end of the medicine injection handle 4 is hinged with the pedal 2, the upper end of the medicine injection barrel 6 is provided with a medicine injection port 5, the lower end is provided with a medicine outlet 17, the air outlet of the air cylinder 3 is communicated with the medicine injection barrel 6 through a pressurized air pipe 18, the medicine outlet 17 on the medicine injection barrel 6 is connected with the lower end of the throttler 7 through a pipeline, the throttle rod 10 extends into the throttler 7, the upper end of the throttle rod 10 is fixedly connected with a handle, the middle position is provided with a threaded area 8 in, a liquid outlet on the upper end of the restrictor 7 is provided with a pressure gauge 12, the outlet of the pressure gauge 12 is communicated with a medicine injector 13 through a pipeline, the upper end of the medicine injector 13 is communicated with an elastic tube 14 respectively, the elastic tube 14 is provided with a valve 15, an injection head 16 is installed on the top of the elastic tube 14, a one-way valve is installed on the pressurizing air tube 18, the medicine injection barrel 6 is provided with liquid medicine volume scales, the spiral path groove of the restrictor 7 is triangular or semicircular, the medicine injector 13 is of a Y-shaped structure, the lower end of the medicine injector 13 is provided with a blockage-preventing plug, the injection head 16 is spherical, and the surface is uniformly provided.

When the invention is used, firstly, the prepared traditional Chinese medicine liquid is filtered by a 200-mesh 400-mesh filter screen, then the liquid is injected into the medicine injection barrel 6 through the medicine injection port 5, the medicine liquid volume scale is arranged on the medicine injection barrel 6, the addition amount of the traditional Chinese medicine liquid can be clearly observed, then the pedal 2 is stepped, the pedal 2 rotates clockwise along the hinged center of the pedal and the bottom plate 19, the pedal 2 can extrude the medicine injection handle 4 in the rotating process, so that the medicine injection handle 4 moves towards the inside of the medicine injection barrel 6, the piston at the tail end of the pedal pushes the traditional Chinese medicine liquid to flow into the inner cavity of the throttler 7 through the medicine outlet 17, the air cylinder 3 at the back of the pedal 2 is extruded in the rotating process of the pedal 2, the pressurizing air pipe 18 is provided with a one-way valve to prevent the liquid from flowing into the cavity of the medicine injection barrel 3, the air can be compressed and flow into the medicine injection barrel 6 through the, the perfusion of the traditional Chinese medicine liquid is accelerated, the flowing speed of the liquid medicine is improved, the traditional Chinese medicine liquid entering the cavity of the restrictor 7 flows along the spiral groove path on the restrictor rod 10, the length of the spiral path between the upper end medicine outlet and the lower end medicine inlet of the restrictor 7 can be adjusted by rotating the handle on the restrictor rod 10, the perfusion pressure and flow of the traditional Chinese medicine liquid are further adjusted, the pressure of the liquid medicine can be visually observed by observing the pressure gauge 12 on the restrictor 7, the pressure control and adjustment are convenient, the handle of the restrictor rod 10 is rotated, the liquid medicine can be adjusted to flow through the spiral path length, the purpose of regulating the pressure and the flow of the traditional Chinese medicine for animals with different body sizes can be achieved, the adaptability is strong, the traditional Chinese medicine liquid passes through the medicine injector 13 after the pressure regulation and the throttling of the restrictor 7, the liquid medicine passes through the two elastic tubes 14 at the upper end of the medicine injector 13, the device can deform and is tightly clamped in the oral cavity of an animal in an outward tensioning mode, liquid medicine can be injected into the animal body through the buffering or branch insertion of the side wall of the oral cavity, the single medicine injection head 16 can be injected by opening the valve 15 on one of the two elastic tubes 14, the operation step of injecting the traditional Chinese medicine liquid medicine can be completed by a single person, the injection efficiency is high, the foot-operated structure is adopted to save physical force, the operation of injecting the liquid medicine is convenient to implement, the anti-blocking plug is arranged at the lower end of the medicine injector 13, and the medicine injector 13 is convenient to clean by opening the plug.

The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention.

Claims (7)

1. A traditional Chinese medicine liquid medicine perfusion device for animal experiments is characterized by comprising a torsion spring (1), a pedal (2), an air cylinder (3), a medicine injection handle (4), a medicine injection port (5), a medicine injection cylinder (6), a restrictor (7), a threaded area (8), a spring (9), a restrictor rod (10), a sealing ring (11), a pressure gauge (12), a medicine injection device (13), an elastic tube (14), a valve (15), a medicine injection head (16), a medicine outlet (17), a pressurizing air tube (18) and a bottom plate (19); the bottom of the pedal (2) is hinged with one side of the bottom plate (19), a torsional spring (1) is installed on a hinged shaft, the bottom of the inflator (3) is fixed on the bottom plate (19), the top of the inflator (3) is fixed on the back of the pedal (2), a piston at the lower end of the drug injection handle (4) extends into the interior of the drug injection barrel (6), the lower end of the drug injection barrel (6) is hinged with the bottom plate (19), the upper end of the drug injection handle (4) is hinged with the pedal (2), a drug injection port (5) is arranged at the upper end of the drug injection barrel (6), a drug outlet (17) is arranged at the lower end of the drug injection barrel (6), the air outlet of the inflator (3) is communicated with the drug injection barrel (6) through a pressurizing air pipe (18), the drug outlet (17) on the drug injection barrel (6) is connected with the lower end of the throttle (7) through a pipeline, the throttle rod (10), the intermediate position be equipped with one with flow controller (7) inner chamber threaded connection's screw thread district (8), screw thread district (8) lower extreme is equipped with a spiral groove, throttle lever (10) handle lower extreme cover is equipped with one spring (9), spring (9) lower extreme top is in on flow controller (7), flow controller (7) upper end liquid outlet is equipped with a manometer (12), manometer (12) export is through pipeline intercommunication injection ware (13), injection ware (13) upper end communicates respectively has an elastic tube (14), be equipped with a valve (15) on elastic tube (14), an injection head (16) is installed at elastic tube (14) top.

2. The device for injecting Chinese medicinal liquid into animal experiments according to claim 1, wherein the pressurized air tube (18) is provided with a one-way valve.

3. The device for injecting Chinese medicinal liquid into animal experiments according to claim 1, wherein the injection tube (6) is provided with liquid volume scales.

4. The device for injecting Chinese medicinal liquid into animal experiment as claimed in claim 1, wherein the spiral groove of the restrictor (7) is triangular or semicircular.

5. The device for injecting Chinese medicinal liquid for animal experiments according to claim 1, wherein the medicine injector (13) has a Y-shaped structure.

6. The device for injecting Chinese medicinal liquid into animal experiments according to claim 1 or 5, wherein the lower end of the medicine injector (13) is provided with an anti-clogging plug.

7. The device for injecting Chinese medicinal liquid into animal experiments according to claim 1, wherein the injection head (16) is spherical and has medicine outlets uniformly distributed on the surface.

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