CN216906170U

CN216906170U - Syringe medicament proportioning device

Info

Publication number: CN216906170U
Application number: CN202123094585.2U
Authority: CN
Inventors: 刘海华; 陈嘉启
Original assignee: Changzhou Aijinying Industry Design Co ltd
Current assignee: Changzhou Aijinying Industry Design Co ltd
Priority date: 2022-05-09
Filing date: 2022-05-09
Publication date: 2022-07-08
Anticipated expiration: 2032-05-09

Abstract

The utility model discloses a quantitative device for a syringe medicament, which comprises a handle, an injection shell and a quantitative injection mechanism, wherein the handle comprises a right handle shell, a left handle shell and a trigger; the quantitative injection mechanism comprises an adjusting bolt in threaded connection with a handle, an adjusting nut in threaded connection with the adjusting bolt and movably abutted against the push rod, a rubber plug arranged at the bottom end of the push rod, a Ruhr joint movably inserted and abutted against the rubber plug and the push rod, a spring which is sleeved outside the push rod and the Ruhr joint in a limiting mode and is arranged on the inner side of the injection shell in a limiting mode, a one-way valve communicated with the Ruhr joint and extending to the outer side of the injection shell, a joint communicated with the lower end of the one-way valve and located on the inner side of the injection shell, and an injector communicated with the joint. The utility model has the advantages of more convenient dosing of the injection medicine, simple structure and convenient operation, and effectively reduces the manufacturing cost and the use cost.

Description

Syringe medicament proportioning device

Technical Field

The utility model belongs to the technical field of quantitative injection of medicaments, and particularly relates to a quantitative device of a syringe medicament.

Background

When the pests are treated, a certain dosage of medicines need to be coated in the area to be treated, the treatment effect can be reduced when the medicines are too few, and the waste and the environmental pollution are increased when the medicines are too many. The prior art is used for injecting pesticide, can realize quantitative extrusion of the pesticide, but is not convenient for injection of colloidal pesticide and cannot realize quantitative injection of the existing colloidal pesticide.

Therefore, in the prior art, in order to solve the above problems, a quantitative medicine injector disclosed in publication No. CN209806914U includes a syringe having a detachable end

The injection tube is detachably connected with a pushing frame, a pushing plate is arranged in the pushing frame, the pushing plate is limited by the pushing frame to move linearly, and a pressing plate positioned in the inner cavity of the injection tube is fixedly arranged at one end, facing the injection tube, of the pushing plate; the push plate is provided with ratchet teeth, the push frame is provided with a rotating shaft, the rotating shaft is sleeved with a push rod rotating around the axis of the rotating shaft, one end of the push rod, facing the push plate, is fixedly provided with a connecting sleeve, the connecting sleeve is sleeved with a pressure spring, one end of the connecting sleeve is connected with a transmission rod in a sliding mode, one end of the transmission rod, extending out of the connecting sleeve, is abutted against the ratchet teeth, the other end of the push rod extends out of the push frame, and the push frame is provided with a reset mechanism for driving the push rod to move.

Although the quantitative medicament injector can solve the problem that the quantitative injection of colloidal pesticide is inconvenient, the injector still has the following obvious defects in the using process: on one hand, when the medicine injector is used for quantitative injection, although quantitative injection can be realized, the operation is too complicated, and the design of the injector is too complicated, so that quantitative injection of medicines is inconvenient; on the other hand, the cumbersome syringe structure increases the manufacturing and use costs.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a syringe medicament dosing device to solve the above problems of the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: a syringe medicament dosing device comprises a handle, an injection shell and a dosing injection mechanism, wherein the handle comprises a right handle shell, a left handle shell matched and sealed with the right handle shell, and a trigger arranged on the right handle shell and the left handle shell;

the quantitative injection mechanism comprises an adjusting bolt in threaded connection with a handle, an adjusting nut in threaded connection with the adjusting bolt and movably abutted against the push rod, a rubber plug arranged at the bottom end of the push rod, a Ruhr joint movably inserted and abutted against the rubber plug and the push rod, a spring which is sleeved outside the push rod and the Ruhr joint in a limiting mode and is arranged on the inner side of the injection shell in a limiting mode, a one-way valve communicated with the Ruhr joint and extending to the outer side of the injection shell, a joint communicated with the lower end of the one-way valve and located on the inner side of the injection shell, and an injector communicated with the joint.

Preferably, the transparent right shell and the transparent left shell are symmetrically provided with U-shaped openings.

This setting is convenient for observing the liquid medicine volume of luer joint through the U-shaped opening.

Preferably, the trigger is pushed by matching with the push rod.

The arrangement utilizes the matching of the trigger and the push rod to facilitate the injection of the medicine.

Preferably, the luer connector is provided with scales.

The scale is utilized to conveniently observe the liquid medicine amount of the luer connector.

The utility model has the technical effects and advantages that: this syringe medicament proportioning device screws adjusting bolt to utmost point limit, rubber chock plug to luer connects the bottommost promptly, inserts the biggest syringe of screw in to the joint of check valve bottom, rotatory adjusting bolt that loosens breaks away from the contact with the push rod, the push rod is under the effect of spring, absorb the medicine to luer connects in, stop when suitable dosage, then trigger injection medicine is pulled to the trigger for it is more convenient to inject the medicine ration, moreover, the steam generator is simple in structure, and convenient for operation, make cost of manufacture and use cost effectively reduce.

Drawings

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

FIG. 2 is an exploded view of FIG. 1 in accordance with the present invention;

FIG. 3 is a front view of FIG. 2 of the present invention;

FIG. 4 is a schematic view of the handle and injection housing of FIG. 2 according to the present invention;

FIG. 5 is a schematic view of the injection mechanism of FIG. 2 according to the present invention;

FIG. 6 is a schematic structural diagram of the push rod of FIG. 3 according to the present invention.

In the figure: 1. a handle; 2. an injection housing; 3. a dosing mechanism; 4. a handle right shell; 5. a handle left shell; 6. a trigger; 7. a transparent right shell; 8. a transparent left shell; 9. a U-shaped opening; 10. adjusting the bolt; 11. a push rod; 12. a rubber stopper; 13. a luer fitting; 14. a spring; 15. a one-way valve; 16. a joint; 17. an injector; 18. and adjusting the nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a syringe medicament quantifying device shown in figures 1-6, which comprises a handle 1, an injection shell 2 and a quantitative injection mechanism 3, wherein the handle 1 comprises a handle right shell 4, a handle left shell 5 matched, sealed and buckled with the handle right shell 4 and a trigger 6 arranged on the handle right shell 4 and the handle left shell 5, the injection shell 2 comprises a transparent right shell 7 matched, sealed, plugged and buckled with the handle right shell 4 and a transparent left shell 8 matched, sealed, plugged and buckled with the handle left shell 5 and sealed, butted and buckled with the transparent right shell 7, and U-shaped openings 9 are symmetrically arranged on the transparent right shell 7 and the transparent left shell 8;

the quantitative injection mechanism 3 comprises an adjusting bolt 10 in threaded connection with the handle 1, an adjusting nut 18 in threaded connection with the adjusting bolt 10 and movably abutted against the push rod 11, a rubber plug 12 arranged at the bottom end of the push rod 11, a luer connector 13 movably inserted and abutted with the rubber plug 12 and the push rod 11, a spring 14 which is sleeved outside the push rod 11 and the luer connector 13 in a limiting mode and is arranged inside the injection shell 2 in a limiting mode, a one-way valve 15 communicated with the luer connector 13 and extending to the outside of the injection shell 2, a connector 16 communicated with the lower end of the one-way valve 15 and located inside the injection shell 2 and an injector 17 communicated with the connector 16, the trigger 6 is matched with the push rod 11 for pushing, and scales are arranged on the luer connector 13;

the right handle shell 4, the left handle shell 5, the trigger 6, the transparent right shell 7 and the transparent left shell 8 form a main shell of the quantitative medicament injector, the adjusting bolt 10, the push rod 11, the luer connector 13, the connector 16 and the adjusting nut 18 form a quantitative injection mechanism 3, the quantitative injection mechanism 3 is installed and fixed on the main shell to form the injector capable of quantitatively injecting medicaments,

when the quantitative device for the syringe medicament is used, the adjusting bolt 10 is screwed to the utmost limit, namely, the rubber plug 12 is screwed to the bottommost part of the Ruhr joint 13, the joint 16 screwed into the largest syringe 17 to the bottom of the one-way valve 15 is inserted, the adjusting bolt 10 is loosened in a rotating mode and is separated from contact with the push rod 11, the push rod 11 sucks medicament into the Ruhr joint 13 under the action of the spring 14, the medicament stops when the proper dosage is reached, and then the trigger 6 is pulled to inject the medicament, so that the quantitative device for the injected medicament is more convenient, the structure is simple, the operation is convenient, and the manufacturing cost and the use cost are reduced.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a syringe medicament dosing device, includes handle (1), injection shell (2) and ration injection mechanism (3), its characterized in that: the injection device is characterized in that the handle (1) comprises a handle right shell (4), a handle left shell (5) matched and sealed with the handle right shell (4) and a trigger (6) arranged on the handle right shell (4) and the handle left shell (5), and the injection shell (2) comprises a transparent right shell (7) matched and sealed, plugged and fastened with the handle right shell (4) and a transparent left shell (8) matched and sealed, plugged and fastened with the handle left shell (5) and sealed, butted and fastened with the transparent right shell (7);

the quantitative injection mechanism (3) comprises an adjusting bolt (10) in threaded connection with the handle (1), an adjusting nut (18) in threaded connection with the adjusting bolt (10) and movably abutted against the push rod (11), a rubber plug head (12) arranged at the bottom end of the push rod (11), a Ruhr joint (13) movably inserted and abutted against the rubber plug head (12) and the push rod (11), a spring (14) in limiting sleeve connection with the outer sides of the push rod (11) and the Ruhr joint (13) and in limiting arrangement on the inner side of the injection shell (2), a check valve (15) communicated with the Ruhr joint (13) and extending to the outer side of the injection shell (2), a joint (16) communicated with the lower end of the check valve (15) and located on the inner side of the injection shell (2), and an injector (17) communicated with the joint (16).

2. A syringe medicament dosing device as claimed in claim 1, characterised in that: and U-shaped openings (9) are symmetrically arranged on the transparent right shell (7) and the transparent left shell (8).

3. A syringe medicament dosing device as claimed in claim 1, characterised in that: the trigger (6) is matched with the push rod (11) for pushing.

4. A syringe medicament dosing device as claimed in claim 1, characterised in that: scales are arranged on the luer connector (13).