CN211486019U - Integrated injection device - Google Patents

Abstract

The utility model relates to an integral type injection device, including injection syringe (3), the feed liquor subassembly, the subassembly of admitting air, pipette (1) is equipped with to injection syringe (3) front end, injection syringe (3) inside is divided into through baffle (6) and is inhaled sap cavity (4) and air cavity (7), feed liquor subassembly and subassembly of admitting air are equipped with respectively to the front portion and the rear portion of injection syringe (3) side, the subassembly of admitting air includes end cap A (8), trachea (10), end cap A (8) can be separated from each other to form a complete set with gas pocket (9) on injection syringe (3) lateral wall, trachea (10) top is connected with end cap A (8), pressure regulating box (12) are adorned in the afterbody of trachea (10), gas pocket (9) are linked together with air cavity (7); the liquid inlet assembly comprises an installation seat (17) and a plug B (20), and a special-shaped cavity (18) is arranged in the installation seat (17). The utility model discloses simple operation, labour saving and time saving, simple structure, high efficiency are reliable, are fit for the imbibition, annotate the using widely of the integral type injection of liquid.

Description

Integrated injection device

Technical Field

The utility model belongs to the technical field of medical auxiliary appliances, a integral type injection device is related to particularly.

Background

Injection, which means that liquid or gas is injected into a human body by means of a medical device such as an injector to achieve the purposes of diagnosis, treatment and disease prevention, is widely used because a medicament can quickly reach blood and act after being injected. Syringes are a common injection device. In the prior art, the used injector generally needs to be subjected to processes of imbibition, injection and the like, the operation process is complicated, each step needs to be manually completed, time and labor are consumed, fatigue is easily caused, the use efficiency is low, and the existing use requirements cannot be met.

Disclosure of Invention

The utility model aims to overcome above-mentioned shortcoming and provide a simple operation, labour saving and time saving, simple structure, high-efficient reliable integral type injection device.

The utility model discloses the purpose and solve its main technical problem and adopt following technical scheme to realize:

the utility model discloses an integral type injection device, including injection syringe, feed liquor subassembly, air intake assembly, the pipette is equipped with to the injection syringe front end, wherein: the injection tube is internally divided into a liquid suction cavity and an air cavity by a movable partition plate, the front part and the rear part of the side surface of the injection tube are respectively provided with a liquid inlet component and an air inlet component, the air inlet component comprises a plug A and an air tube, the plug A can be matched with the air hole on the side wall of the injection tube in a detachable way, the top of the air tube is connected with the plug A, the air tube is communicated with the air cavity when the plug A is separated from the air hole, a pressure regulating box is arranged at the tail part of the; the liquid inlet assembly comprises a mounting seat, a plug B and a liquid outlet pipe, a special-shaped cavity is arranged in the mounting seat, the top of the special-shaped cavity can be detachably matched with the plug B, the lower part of the special-shaped cavity is communicated with the liquid outlet pipe, a plurality of small holes A are formed in the mounting seat and are arranged at the lower part of the plug B, the bottom of the plug B is connected with the liquid outlet pipe, and the special-shaped cavity is communicated with the liquid absorption cavity; a connecting rod is rotatably connected between the air pipe and the liquid outlet pipe and can rotate around the middle of the connecting rod.

The above-mentioned integrated injection device, wherein: the pipette is equipped with a valve.

The above-mentioned integrated injection device, wherein: the air hole is composed of an upper circular table section and a lower cylindrical section, the air hole is matched with the plug A, and the plug A is also composed of an upper circular table section and a lower cylindrical section.

The above-mentioned integrated injection device, wherein: the outer edge of the head of the air pipe is provided with a plurality of small holes B, the small holes B are sealed by the outer wall of the injection pipe when the plug A and the air hole are closed, and the small holes B are communicated with the air cavity when the plug A and the air hole are separated.

The above-mentioned integrated injection device, wherein: the connecting rod is respectively connected with the air pipe and the liquid outlet pipe through a hinge A and a hinge C, and a hinge B is connected between the middle part of the connecting rod and the bracket.

The above-mentioned integrated injection device, wherein: the air cavity is internally provided with a stop block, and the stop block is arranged between the partition plate and the air hole.

The above-mentioned integrated injection device, wherein: the outer side of the trachea is provided with a handle.

The above-mentioned integrated injection device, wherein: the special-shaped cavity is composed of a cylindrical section at the top and a funnel section at the lower part, the cylindrical section and the funnel section are connected with surrounding small holes A through a tubular hole for installing the liquid outlet pipe, and the funnel section is communicated with the liquid outlet pipe through a plurality of small holes C arranged on the outer wall of the liquid outlet pipe.

The above-mentioned integrated injection device, wherein: sealing strips are arranged around the partition board.

The above-mentioned integrated injection device, wherein: the injection tube is provided with scale marks.

Compared with the prior art, the utility model obvious advantage and beneficial effect have. According to the technical scheme, in the integrated injection device, the inside of the injection tube is divided into the liquid suction cavity and the air cavity by the movable partition plate, the front part and the rear part of the side surface of the injection tube are respectively provided with the liquid inlet assembly and the air inlet assembly, and the liquid suction operation and the air inlet assembly are realized through the liquid inlet assembly to realize the control of the pressure of the air cavity; the air inlet assembly comprises a plug A and an air pipe, the air hole consists of an upper circular table section and a lower cylindrical section, the air hole is matched with the plug A, the plug A also consists of an upper circular table section and a lower cylindrical section, the plug A can be matched with the air hole in the side wall of the injection pipe in a detachable mode, and the on-off control of air inlet is facilitated; the liquid inlet assembly comprises a mounting seat, a plug B and a liquid outlet pipe, a special-shaped cavity is arranged in the mounting seat and consists of a cylindrical section at the top and a funnel section at the lower part, the cylindrical section and the funnel section are connected through a tubular hole for mounting the liquid outlet pipe and a plurality of small holes A around the cylindrical section and the funnel section are communicated through a plurality of small holes C arranged on the outer wall of the liquid outlet pipe, so that the liquid can be conveniently flowed and switched on and off by matching the plug B with the cylindrical section, and the liquid outlet pipe is communicated with the special-shaped cavity through the small holes C; the connecting rod is respectively connected with the air pipe and the liquid outlet pipe through a hinge A and a hinge C, a hinge B is connected between the middle part of the connecting rod and the bracket, and liquid suction or opening of the special-shaped cavity and liquid discharge of the closed air cavity are realized when the special-shaped cavity is closed and the air cavity is opened through the rotation of the connecting rod around the hinge B; the liquid suction pipe is provided with a valve, so that the on-off of the liquid can be conveniently controlled; the handle is arranged on the outer side of the air pipe, so that the special-shaped cavity can be closed by the upper air drawing pipe, the air cavity can be opened to suck liquid, or the special-shaped cavity can be opened by the lower air drawing pipe and the liquid can be discharged by the closed air cavity; a stop block is arranged in the air cavity and is arranged between the partition plate and the air hole, so that the gas and the liquid are prevented from being mixed due to the fact that the partition plate crosses the air hole; the sealing strips are arranged around the partition plate, so that overflow between liquid and gas is avoided.

In a word, the utility model discloses simple operation, labour saving and time saving, simple structure, high-efficient reliable are fit for the liquid absorption, annotate the using widely of the integral type injection of liquid.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of an intake assembly;

FIG. 3 is a schematic structural diagram of a liquid inlet assembly;

FIG. 4 is a diagram illustrating the usage of the present invention;

fig. 5 is another usage state diagram of the present invention.

The labels in the figure are:

1. a pipette; 2. a valve; 3. an injection tube; 4. a liquid suction chamber; 5. a support; 6. a partition plate; 7. an air cavity; 8. a plug A; 9. air holes; 10. an air tube; 11. a hinge A; 12. a pressure regulating box; 13. a connecting rod; 14. a hinge B; 15. a liquid outlet pipe; 16. a hinge C; 17. a mounting seat; 18. a profiled cavity; 19. a small hole A; 20. a plug B; 21. a handle; 22. a stop block; 23. a small hole B; 24. a pinhole C; 25. a liquid supply tank; 26. a liquid collecting tank.

Detailed Description

The following detailed description of the embodiments, structures, features and effects of the integrated injection device according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.

Referring to fig. 1 to 3, the utility model discloses an integral type injection device, including injection pipe 3, feed liquor subassembly, the subassembly that admits air, pipette 1, its characterized in that are equipped with to 3 front ends of injection pipe: the interior of the injection tube 3 is divided into aliquid suction cavity 4 and an air cavity 7 by a movable partition plate 6, the front part and the rear part of the side surface of the injection tube 3 are respectively provided with a liquid inlet component and an air inlet component, the air inlet component comprises a plug A8 and anair tube 10, the plug A8 can be matched with anair hole 9 on the side wall of the injection tube 3 in a detachable way, the top of theair tube 10 is connected with a plug A8, theair tube 10 is communicated with the air cavity 7 when the plug A8 is separated from theair hole 9, apressure regulating box 12 is arranged at the tail part of theair tube 10; the liquid inlet assembly comprises amounting seat 17, a plug B20 and aliquid outlet pipe 15, a special-shaped cavity 18 is arranged in themounting seat 17, the top of the special-shaped cavity 18 can be detachably matched with the plug B20, the lower part of the special-shaped cavity 18 is communicated with theliquid outlet pipe 15, a plurality of small holes A19 are arranged on themounting seat 17, the small holes A19 are arranged at the lower part of the plug B20, the bottom of the plug B20 is connected with theliquid outlet pipe 15, and the special-shaped cavity 18 is communicated with theliquid suction cavity 4; a connectingrod 13 is rotatably connected between theair pipe 10 and theliquid outlet pipe 15, and the connectingrod 13 can rotate around the middle of the connecting rod. The pipette 1 is provided with a valve 2. Theair hole 9 consists of an upper circular table section and a lower cylindrical section, theair hole 9 is matched with the plug A8, and the plug A8 also consists of an upper circular table section and a lower cylindrical section. The outer edge of the head of theair pipe 10 is provided with a plurality of small holes B23, when the plug A8 and theair hole 9 are closed, the small holes B23 are blocked by the outer wall of the injection pipe 3, and when the plug A8 and theair hole 9 are separated, the small holes B23 are communicated with the air cavity 7. The connectingrod 13 is respectively connected with theair pipe 10 and theliquid outlet pipe 15 through a hinge A11 and a hinge C16, and a hinge B14 is connected between the middle part of the connectingrod 13 and the bracket 5. The air chamber 7 is internally provided with astop block 22, and thestop block 22 is arranged between the partition plate 6 and theair hole 9. Ahandle 21 is arranged outside theair pipe 10. The special-shapedcavity 18 is composed of a cylindrical section at the top and a funnel section at the lower part, the cylindrical section and the funnel section are connected through a tubular hole for installing theliquid outlet pipe 15 and a plurality of small holes A19 around, and the funnel section is communicated with theliquid outlet pipe 15 through a plurality of small holes C24 arranged on the outer wall of theliquid outlet pipe 15. A sealing strip is arranged around the partition plate 6. The syringe 3 is provided with scale marks.

In use, referring to fig. 4, the pipetting process: thehandle 21 is pulled upwards to enable the plug A8 to move upwards, the small hole B23 is communicated with the air cavity 7, thepressure regulating box 12 extracts air in the air cavity 7 to form negative pressure, the plug B20 moves downwards to be buckled with the cylindrical section at the top of the special-shapedcavity 18, the communication between theliquid suction cavity 4 and theliquid collecting box 26 is interrupted, then the valve 2 is opened, and liquid in the liquid supply box 25 is sucked into theliquid suction cavity 4 under the action of pressure difference.

Referring to fig. 5, the injection process: when the liquid amount in theliquid suction cavity 4 reaches the requirement, the valve 2 is closed, thepressure regulating box 12 is adjusted to enable gas in the air cavity 7 to form positive pressure, the pull-down handle 21 enables the plug A8 to move downwards, the plug B20 moves upwards to be separated from the cylindrical section at the top of the special-shapedcavity 18, the partition plate 6 is extruded under the action of the air pressure in the air cavity 7, the liquid in theliquid suction cavity 4 flows into the funnel section at the lower part of the special-shapedcavity 18 through the small hole A19 in the special-shapedcavity 18, and then flows into theliquid outlet pipe 15 through the small hole C24, and further flows.

The utility model discloses simple operation, labour saving and time saving, simple structure, high efficiency are reliable, are fit for the imbibition, annotate the using widely of the integral type injection of liquid.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any form, and any simple modification, equivalent change and modification made by the technical spirit of the present invention to the above embodiments do not depart from the technical solution of the present invention.

Claims (10)

1. The utility model provides an integral type injection apparatus, includes injection syringe (3), feed liquor subassembly, air intake assembly, and pipette (1), its characterized in that are equipped with to injection syringe (3) front end: the injection tube (3) is internally divided into a liquid suction cavity (4) and an air cavity (7) through a movable partition plate (6), the front part and the rear part of the side surface of the injection tube (3) are respectively provided with a liquid inlet assembly and an air inlet assembly, the air inlet assembly comprises a plug A (8) and an air tube (10), the plug A (8) and an air hole (9) on the side wall of the injection tube (3) can be matched in a split mode, the top of the air tube (10) is connected with the plug A (8), the air tube (10) is communicated with the air cavity (7) when the plug A (8) is separated from the air hole (9), a pressure regulating box (12) is arranged at the tail part of the air tube (10), and the air hole (9; the liquid inlet assembly comprises a mounting seat (17), a plug B (20) and a liquid outlet pipe (15), a special-shaped cavity (18) is arranged inside the mounting seat (17), the top of the special-shaped cavity (18) can be detachably matched with the plug B (20), the lower part of the special-shaped cavity (18) is communicated with the liquid outlet pipe (15), a plurality of small holes A (19) are formed in the mounting seat (17), the small holes A (19) are arranged at the lower part of the plug B (20), the bottom of the plug B (20) is connected with the liquid outlet pipe (15), and the special-shaped cavity (18) is communicated with the liquid suction cavity (4); a connecting rod (13) is rotatably connected between the air pipe (10) and the liquid outlet pipe (15), and the connecting rod (13) can rotate around the middle of the connecting rod.

2. The integrated injection device of claim 1, wherein: the pipette (1) is provided with a valve (2).

3. The integrated injection device of claim 1, wherein: the air hole (9) is composed of a circular table section at the upper part and a cylindrical section at the lower part, the air hole (9) is matched with the plug A (8), and the plug A (8) is also composed of a circular table section at the upper part and a cylindrical section at the lower part.

4. The integrated injection device of claim 1, wherein: the outer edge of the head of the air pipe (10) is provided with a plurality of small holes B (23), when the plug A (8) and the air hole (9) are closed, the small holes B (23) are blocked by the outer wall of the injection pipe (3), and when the plug A (8) and the air hole are separated, the small holes B (23) are communicated with the air cavity (7).

5. The integrated injection device of claim 1, wherein: the connecting rod (13) is respectively connected with the air pipe (10) and the liquid outlet pipe (15) through a hinge A (11) and a hinge C (16), and a hinge B (14) is connected between the middle part of the connecting rod (13) and the bracket (5).

6. The integrated injection device of claim 1, wherein: a stop block (22) is arranged in the air cavity (7), and the stop block (22) is arranged between the partition plate (6) and the air hole (9).

7. An integrated injection device according to claim 4 or 5, wherein: the outer side of the air pipe (10) is provided with a handle (21).

8. The integrated injection device of claim 1, wherein: the special-shaped cavity (18) is composed of a cylindrical section at the top and a funnel section at the lower part, the cylindrical section and the funnel section are connected with surrounding small holes A (19) through a tubular hole for installing the liquid outlet pipe (15), and the funnel section is communicated with the liquid outlet pipe (15) through a plurality of small holes C (24) arranged on the outer wall of the liquid outlet pipe (15).

9. The integrated injection device of claim 1, wherein: sealing strips are arranged around the partition board (6).

10. An integrated injection device according to claim 1 or 4, wherein: the injection tube (3) is provided with scale marks.

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