CN219022659U - Novel direct-insert three-way valve - Google Patents

Abstract

The utility model relates to a novel direct-insertion three-way valve, which aims to solve the technical problem that when a main inlet screw and an outlet pipe screw are connected in a threaded manner and are assembled and disassembled, the novel direct-insertion three-way valve is troublesome in operation and comprises a device main body, a guide assembly, a clamping assembly and a sealing assembly; a guide assembly disposed on the device body; the clamping assembly is arranged on the device main body; a seal assembly disposed on the device body; the guide assembly input end is connected with the clamping end of the clamping assembly; the device main body comprises an infusion apparatus, a connecting pipe, a valve body and a drug administration pipe; the connecting pipe is fixedly arranged at the outlet end of the infusion apparatus; the valve body is arranged at the end part of the connecting pipe; the utility model has the advantages of convenient installation and disassembly of the main inlet screw and the outlet pipe screw, simple operation and reduced workload of staff.

Description

Novel direct-insert three-way valve

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a novel direct-insertion three-way valve.

Background

The three-way valve body has three ports, one inlet and two outlets, (left inlet, right and lower outlets) and the common valve has an outlet at the bottom, when the internal valve core is at different positions, the outlets are different, such as the valve core is at the lower part, left and right are communicated, such as the valve core is at the upper part, the right outlet is blocked, the left and lower ports are communicated, because the left port and the right port are not on the same horizontal line, when the high-pressure emergency is split, the valve is closed, and the water is bypassed.

The disposable direct-insert type three-way device provided by the Chinese patent with the publication number of CN203736706U comprises a jejunum nutrition bag, a jejunum nutrition tube, a main inlet screw, an outlet screw and the like, and is in threaded connection with the main inlet screw and the outlet screw, so that the jejunum nutrition bag can supply medicine to a patient through a three-way valve and the jejunum nutrition tube, and when the three-way valve needs to be cleaned, the main inlet screw and the outlet screw are detached, and the device has the following defects although the device has more beneficial effects: the connection mode of the main inlet screw and the outlet pipe screw adopts threaded connection, and when the main inlet screw and the outlet pipe screw are installed and disassembled, the main inlet screw and the outlet pipe screw are required to be rotated, so that the workload can be increased for workers, and therefore, how to provide a three-way device convenient for installing and disassembling the main inlet screw and the outlet pipe screw is particularly important.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art, adapt to the actual needs, and provide a novel direct-insertion three-way valve so as to solve the technical problem that the prior main inlet screw and the prior outlet pipe screw are in threaded connection during installation and disassembly, and are relatively troublesome.

In order to achieve the purpose of the utility model, the technical scheme adopted by the utility model is as follows: the novel direct-insertion three-way valve comprises a device main body, a guide assembly, a clamping assembly and a sealing assembly; a guide assembly disposed on the device body; the clamping assembly is arranged on the device main body; a seal assembly disposed on the device body; the guide assembly input end is connected with the clamping end of the clamping assembly;

the device main body comprises an infusion apparatus, a connecting pipe, a valve body and a drug administration pipe; the connecting pipe is fixedly arranged at the outlet end of the infusion apparatus; the valve body is arranged at the end part of the connecting pipe; the administration tube is arranged at the output end of the valve body.

Preferably, the guide assembly comprises a guide slot; the guide grooves are arranged on the inner wall of the connecting pipe in an annular array.

Preferably, the clamping assembly comprises a hollow groove, an elastic rod, a clamping block and a clamping groove; the empty slots are arranged in the valve body input pipe in an annular array; one end of the elastic rod is fixedly arranged on the inner wall of the empty slot; the clamping blocks are fixedly arranged on one side of the opposite surfaces of the other ends of the elastic rods; the clamping groove is formed in the guide groove; the guide grooves, the empty grooves, the elastic rods, the clamping blocks and the clamping grooves are in quantity adaptation; wherein the clamping block is in sliding fit with the guide groove; wherein, the fixture block cooperates with the clamping groove in a clamping way.

Preferably, the clamping block is in an isosceles trapezoid structure.

Preferably, the seal assembly comprises a seal block; the sealing block is sleeved on the circumferential surface of the valve body input pipe; the sealing block is of a hollow round platform structure, and the small round surface of the sealing block is close to the administration tube.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the guide assembly, the clamping assembly and the sealing assembly are arranged, and the functions of the guide assembly, the clamping assembly and the sealing assembly are utilized, so that the device provided by the utility model is convenient for installing and detaching the main inlet screw and the outlet pipe screw, and the problem that in the prior art, the workload is increased for workers because the main inlet screw and the outlet pipe screw are required to be rotated when the main inlet screw and the outlet pipe screw are installed and detached by adopting the threaded connection mode is solved.

2. According to the utility model, the guide groove is arranged, and the clamping assembly is conveniently clamped into the connecting pipe by utilizing the guide effect of the guide groove, so that the effect of fixing the valve body is achieved, and the practicability of the utility model is improved.

3. According to the utility model, the empty groove, the elastic rod, the clamping block and the clamping groove are arranged, and the clamping block is in sliding fit with the guide groove, the clamping block is in clamping fit with the clamping groove and the elastic rod can elastically deform, so that the valve body can be clamped with the connecting pipe, the valve body is fixed, and the valve body and the connecting pipe are conveniently installed.

4. According to the utility model, the clamping blocks are arranged into the isosceles trapezoid structure, the inclined surfaces of the clamping blocks are utilized, so that the clamping blocks are conveniently clamped with the clamping grooves, the valve body and the connecting pipe are mounted, and the valve body and the connecting pipe are conveniently detached.

5. According to the utility model, the sealing block is arranged, so that the sealing performance of the sealing block is utilized, and after the valve body and the connecting pipe are installed, the liquid medicine in the infusion apparatus cannot leak out, so that pollution to the infusion apparatus is avoided.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a cross-sectional view of the overall structure of the present utility model;

FIG. 3 is a split cross-sectional view of the overall structure of the present utility model;

FIG. 4 is an enlarged schematic view of the utility model at A;

in the figure:

1. a device body; 2. a guide assembly; 3. a clamping assembly; 4. a seal assembly;

101. an infusion set; 102. a connecting pipe; 103. a valve body; 104. a drug administration tube;

201. a guide groove;

301. a hollow groove; 302. an elastic rod; 303. a clamping block; 304. a clamping groove;

401. and a sealing block.

Detailed Description

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

example 1: referring to fig. 1 to 4, the novel direct-insertion three-way valve comprises a device main body 1, a guide assembly 2, a clamping assembly 3 and a sealing assembly 4; the guide assembly 2 is arranged on the device body 1; the clamping assembly 3 is arranged on the device main body 1; the seal assembly 4 is arranged on the device body 1; the input end of the guide component 2 is connected with the clamping end of the clamping component 3;

the device body 1 comprises an infusion set 101, a connecting tube 102, a valve body 103 and an administration tube 104; the connecting pipe 102 is fixedly arranged at the outlet end of the infusion apparatus 101; the valve body 103 is arranged at the end part of the connecting pipe 102; the administration tube 104 is provided at the output end of the valve body 103. According to the utility model, by arranging the guide component 2, the clamping component 3 and the sealing component 4, the device provided by the utility model is convenient for installing and detaching the main inlet screw and the outlet pipe screw by utilizing the functions of the guide component 2, the clamping component 3 and the sealing component 4, so that the problem that the workload is increased for workers because the main inlet screw and the outlet pipe screw are connected in a threaded manner in the prior art and the main inlet screw and the outlet pipe screw are required to be rotated when the main inlet screw and the outlet pipe screw are installed and detached is solved.

Specifically, the guide assembly 2 includes a guide groove 201; nine guide grooves 201 are arranged in an annular array on the inner wall of the connecting pipe 102. According to the utility model, the guide groove 201 is arranged, and the clamping assembly 3 is conveniently clamped into the connecting pipe 102 by utilizing the guide effect of the guide groove 201, so that the valve body 103 is fixed, and the practicability of the utility model is improved.

Further, the clamping assembly 3 comprises a hollow groove 301, an elastic rod 302, a clamping block 303 and a clamping groove 304; nine empty slots 301 arranged in an annular array in the input pipe of the valve body 103; one end of the elastic rod 302 is fixedly arranged on the inner wall of the hollow groove 301, and the elastic rod 302 can elastically deform; the clamping blocks 303 are fixedly arranged on one side of the opposite surfaces of the other ends of the nine elastic rods 302; the clamping groove 304 is arranged in the guide groove 201; wherein, the number of the empty slots 301, the elastic rods 302, the clamping blocks 303 and the clamping slots 304 is adapted; wherein, the clamping block 303 is in sliding fit with the guide groove 201; wherein, the clamping block 303 is matched with the clamping groove 304 in a clamping way. According to the utility model, through arranging the empty groove 301, the elastic rod 302, the clamping block 303 and the clamping groove 304, the valve body 103 can be clamped with the connecting pipe 102 by utilizing the sliding fit of the clamping block 303 and the guide groove 201, the clamping fit of the clamping block 303 and the clamping groove 304 and the elastic deformation of the elastic rod 302, so that the valve body 103 is fixed, and the installation of the valve body 103 and the connecting pipe 102 is facilitated.

Still further, the latch 303 has an isosceles trapezoid structure. According to the utility model, the clamping block 303 is arranged into the isosceles trapezoid structure, the clamping block 303 is conveniently clamped with the clamping groove 304 by utilizing the inclined surface of the clamping block 303, the valve body 103 and the connecting pipe 102 are mounted, and the valve body 103 and the connecting pipe 102 are convenient to detach.

It should be noted that the seal assembly 4 includes a seal block 401; the sealing block 401 is sleeved on the circumferential surface of the input pipe of the valve body 103; wherein, sealing block 401 is hollow round platform structure, and sealing block 401 small circle face is close to administration tube 104 setting, and fixture block 303 and draw-in groove 304 joint time, sealing block 401 outer wall and connecting pipe 102 port inner wall closely laminate, and elastic rod 302 elastic force is greater than sealing block 401 and connecting pipe 102 extrusion force. According to the utility model, by arranging the sealing block 401 and utilizing the sealing performance of the sealing block 401, after the valve body 103 and the connecting pipe 102 are installed, the liquid medicine in the infusion apparatus 101 cannot leak out, so that pollution to the utility model is avoided, the sealing block 401 is arranged into a hollow round table structure, and the small round surface of the sealing block 401 is arranged close to the port of the connecting pipe 102, so that the sealing block 401 can be more attached to the port of the connecting pipe 102, and the practicability of the infusion apparatus is improved.

Working principle: when the device provided by the utility model is required to be used for transfusion to a patient, the input pipe of the valve body 103 is placed at the port of the connecting pipe 102, the clamping block 303 is aligned with the guide groove 201, at the moment, the valve body 103 is pushed into the connecting pipe 102, the inclined surface of the clamping block 303 begins to press the port of the connecting pipe 102, the nine elastic rods 302 begin to elastically deform relatively, the clamping block 303 begins to slide in the guide groove 201, when the clamping block 303 contacts with the clamping groove 304, the nine elastic rods 302 begin to elastically deform away from each other, and when the valve body 103 moves, the sealing block 401 is driven to move, the sealing block 401 is separated from the port of the connecting pipe 102 until the clamping block 303 is clamped into the clamping groove 304, at the moment, the installation of the valve body 103 and the connecting pipe 102 is completed, and when the clamping block 303 is clamped with the clamping groove 304, the port of the connecting pipe 102 is tightly attached to the outer wall of the sealing block 401, so as to ensure the tightness of the valve body 103 and the connecting pipe 102 at the moment, when the valve body 103 is required to be disassembled and cleaned, the connection between the valve body 103 and the administration tube 104 is released, the valve body 103 is pulled in the opposite direction, at the moment, the inclined surface of the clamping block 303 starts to press the inner wall of the clamping groove 304, so that the nine elastic rods 302 start to elastically deform relatively until the clamping block 303 breaks away from the clamping connection with the clamping groove 304, the valve body 103 is pulled continuously, at the moment, the clamping block 303 starts to move in the opposite direction in the guide groove 201, and when the valve body 103 moves in the opposite direction, the sealing block 401 is driven to move in the opposite direction, and when the sealing block 401 moves, the sealing block is gradually not contacted with the port of the connecting tube 102, and when the inclined surface of the clamping block 303 close to the connecting tube 102 is contacted with the port of the connecting tube 102, at the moment, the nine elastic rods 302 start to elastically deform in a deviating manner until the clamping block 303 is not released from the connecting tube 102 any more, at this time, the valve body 103 and the connection pipe 102 are removed, and then the valve body 103 is cleaned, and the above operation is repeated when it is used again.

The embodiments of the present utility model are disclosed as preferred embodiments, but not limited thereto, and those skilled in the art will readily appreciate from the foregoing description that various modifications and variations can be made without departing from the spirit of the present utility model.

Claims (5)

1. The utility model provides a novel cut straightly three-way valve which characterized in that includes:

a device body (1);

a guide member (2) disposed on the apparatus main body (1);

a clamping assembly (3) arranged on the device body (1);

a sealing assembly (4) arranged on the device body (1);

the input end of the guide assembly (2) is connected with the clamping end of the clamping assembly (3);

wherein the device body (1) comprises:

an infusion set (101);

the connecting pipe (102) is fixedly arranged at the outlet end of the infusion apparatus (101);

a valve body (103) provided at an end of the connection pipe (102);

and the administration tube (104) is arranged at the output end of the valve body (103).

2. A new in-line three-way valve according to claim 1, characterized in that the guiding assembly (2) comprises:

the guide grooves (201) are arranged on the inner wall of the connecting pipe (102) in an annular array.

3. A new in-line three-way valve according to claim 2, characterized in that the clamping assembly (3) comprises:

a plurality of empty slots (301) which are arranged in the input pipe of the valve body (103) in an annular array;

one end of the elastic rod (302) is fixedly arranged on the inner wall of the empty groove (301);

the clamping blocks (303) are fixedly arranged on one side of the opposite surfaces of the other ends of the elastic rods (302);

the clamping groove (304) is formed in the guide groove (201);

the guide grooves (201), the empty grooves (301), the elastic rods (302), the clamping blocks (303) and the clamping grooves (304) are in quantity adaptation;

wherein the clamping block (303) is in sliding fit with the guide groove (201);

wherein, fixture block (303) and draw-in groove (304) joint cooperation.

4. A novel in-line three-way valve according to claim 3, wherein the clamping block (303) has an isosceles trapezoid structure.

5. A new in-line three-way valve according to claim 1, characterized in that said sealing assembly (4) comprises:

the sealing block (401) is sleeved on the circumferential surface of the input pipe of the valve body (103);

the sealing block (401) is of a hollow round platform structure, and a small round surface of the sealing block (401) is close to the administration tube (104).

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