CN215023399U

CN215023399U - Series multi-head negative pressure shunting adjusting device

Info

Publication number: CN215023399U
Application number: CN202121360517.3U
Authority: CN
Inventors: 崔林营; 何雪花
Original assignee: Zhejiang University ZJU
Current assignee: Zhejiang University ZJU
Priority date: 2021-06-18
Filing date: 2021-06-18
Publication date: 2021-12-07
Anticipated expiration: 2031-06-18

Abstract

The utility model discloses a series multi-head negative pressure shunting adjusting device, which comprises a negative pressure connecting pipe, wherein one end of the negative pressure connecting pipe is provided with a negative pressure switching head, one side of the negative pressure switching head is equidistantly provided with a plurality of negative pressure hoses, and the outer wall of each negative pressure hose is sleeved with a flow speed regulator in a sliding way; the flow rate regulator bears the shell and extrudees the gyro wheel including bearing shell and bearing the outer wall that the shell slides and cup joints in the negative pressure hose, extrudees gyro wheel sliding connection and bears the inside of shell, and the spout has all been seted up to the both sides that bear the shell inner wall, and the round pin axle has been cup jointed in the inner chamber of two spouts slip, and the outer wall of round pin axle is cup jointed with the fixed interlude of extrusion gyro wheel. The utility model discloses utilize negative pressure pipeline, negative pressure conversion head, a plurality of negative pressure hoses, flow rate regulator's cooperation to use, a plurality of negative pressure hoses pass through negative pressure conversion head and negative pressure pipe connection to just can make a plurality of negative pressure hoses simultaneous workings, and flow rate regulator can adjust the negative pressure and the velocity of flow of negative pressure hose.

Description

Series multi-head negative pressure shunting adjusting device

Technical Field

The utility model relates to an adjusting device field, in particular to establish ties bull negative pressure reposition of redundant personnel adjusting device.

Background

The use scene of present negative pressure is many, and a negative pressure main line often can shunt out a lot of branch negative pressure pipelines at present, connects negative pressure pipeline drainage pleural effusion using thorax closed drainage bottle, and many abdominal cavity double cannula drainage wash when connecing the negative pressure, but the negative pressure pipeline negative pressure on the branch is not of uniform size to can not adjust the negative pressure of negative pressure pipeline according to actual conditions, it is inconvenient to use, thereby reduces its performance.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bull negative pressure reposition of redundant personnel adjusting device establishes ties to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a serial multi-head negative pressure shunting regulation device comprises a negative pressure connecting pipe, wherein one end of the negative pressure connecting pipe is provided with a negative pressure conversion head, one side of the negative pressure conversion head is provided with a plurality of negative pressure hoses at equal intervals, and the outer wall of each negative pressure hose is sleeved with a flow rate regulator in a sliding manner;

the flow rate regulator comprises a bearing shell and an extrusion roller, wherein the bearing shell is sleeved on the outer wall of the negative pressure hose in a sliding mode, and the extrusion roller is connected with the inside of the bearing shell in a sliding mode.

Preferably, the two sides of the inner wall of the bearing shell are both provided with sliding grooves, the inner cavities of the two sliding grooves are in sliding sleeved connection with pin shafts, and the outer walls of the pin shafts are fixedly, alternately and sleeved with the extrusion rollers.

Preferably, the negative pressure conversion head comprises a connecting kettle, a first connecting pipe is fixedly sleeved in the middle of one side of the connecting kettle, and a plurality of second connecting pipes are fixedly sleeved on the other side of the connecting kettle at equal intervals.

Preferably, a first connecting shell and a first connecting head are arranged between the first connecting pipe and the negative pressure connecting pipe, the first connecting head is fixedly sleeved on the outer wall of the negative pressure connecting pipe, the first connecting shell is fixedly sleeved on the outer wall of the first connecting pipe, and the outer wall of the first connecting shell is in threaded sleeve connection with the inner cavity of the first connecting head.

Preferably, a second connecting shell and a second connector are arranged between the second connecting pipe and the negative pressure hose, the second connector is fixedly sleeved on the outer wall of the second connecting pipe, the second connecting shell is fixedly sleeved on the outer wall of the negative pressure hose, and the outer wall of the second connecting shell is sleeved with the inner cavity of the second connector in a threaded manner.

Preferably, the outer wall of the second connecting pipe is sleeved with an air stop valve in a sliding manner.

The utility model discloses a technological effect and advantage:

(1) the utility model utilizes the cooperation of the negative pressure pipeline, the negative pressure conversion head, the negative pressure hoses and the flow rate regulator, the negative pressure hoses are connected with the negative pressure pipeline through the negative pressure conversion head, thereby the negative pressure hoses can work simultaneously, and the flow rate regulator can regulate the negative pressure and the flow rate of the negative pressure hoses, thereby improving the practical performance;

(2) the utility model discloses the cooperation that utilizes only pneumatic valve, second connection shell and second connector is used, and only the pneumatic valve can control whether the second connecting pipe circulates, and the second connector is connected the shell with the second and can be made negative pressure hose and second connecting pipe link together to can adjust the quantity of negative pressure hose according to actual demand, thereby give its practicality of improving.

Drawings

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

Fig. 2 is the overall structure schematic diagram of the negative pressure conversion head of the present invention.

Fig. 3 is a schematic view of the front internal structure of the flow rate regulator of the present invention.

In the figure: 1. a negative pressure connecting pipe; 2. a negative pressure conversion head; 21. connecting the kettle; 22. a first connecting pipe; 23. a second connecting pipe; 3. a negative pressure hose; 4. an air stop valve; 5. a flow rate regulator; 51. a load bearing housing; 52. a chute; 53. extruding the roller; 54. a pin shaft; 6. a first connection housing; 7. a first connector; 8. a second connection housing; 9. a second connector.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a establish ties bull negative pressure reposition of redundant personnel adjusting device as shown in fig. 1-3, including negative pressure connecting pipe 1, the one end of negative pressure connecting pipe 1 is provided with negative pressure conversion head 2, and one side equidistance of negative pressure conversion head 2 is provided with a plurality of negative pressure hoses 3, and negative pressure conversion head 2 can make a plurality of negative pressure hoses 3 and 1 intercommunications of negative pressure connecting pipe, and the outer wall of negative pressure hose 3 slides and has cup jointed velocity of flow regulator 5.

Flow rate regulator 5 is including bearing shell 51 and squeeze roller 53, bear shell 51 and slide and cup joint in the outer wall of negative pressure hose 3, squeeze roller 53 sliding connection and the inside of bearing shell 51, spout 52 has all been seted up to the both sides of bearing shell 51 inner wall, the inner chamber of two spout 52 slides and has cup jointed round pin axle 54, the outer wall of round pin axle 54 cup joints with the fixed interlude of squeeze roller 53, spout 52 has certain inclination, thereby squeeze roller 53 and round pin axle 54 slide in the orbit of spout 52, just can change the extrusion degree of squeeze roller 53 to negative pressure hose 3, thereby change its inside sealed negative pressure drainage rate.

Negative pressure crossover head 2 is including connecting kettle 21, the fixed cover in middle part of connecting kettle 21 one side has been connected first connecting pipe 22, the fixed cover of opposite side equidistance of connecting kettle 21 has been connected a plurality of second connecting pipes 23, the outer wall of second connecting pipe 23 slides and has cup jointed only gas valve 4, only gas valve 4 can be controlled the second connecting pipe 23 circulation condition, when only gas valve 4 closes, second connecting pipe 23 is in encapsulated situation, thereby avoid having second connecting pipe 23 not use occasionally gas flow advance connect kettle 21 in, influence negative pressure hose 3 to the sealed negative pressure drainage of patient's thorax.

A first connecting shell 6 and a first connecting head 7 are arranged between the first connecting pipe 22 and the negative pressure connecting pipe 1, sealing gaskets are arranged between the first connecting shell 6 and the first connecting head 7 and between the second connecting shell 8 and the second connecting head 9, so that the sealing performance of pipeline connection can be ensured, the first connecting shell 6 and the first connecting head 7 are convenient for the connection of the negative pressure connecting pipe 1 and the first connecting pipe 22, the first connecting head 7 is fixedly sleeved on the outer wall of the negative pressure connecting pipe 1, the first connecting shell 6 is fixedly sleeved on the outer wall of the first connecting pipe 22, the outer wall of the first connecting shell 6 is in threaded sleeve joint with the inner cavity of the first connecting head 7, a second connecting shell 8 and a second connecting head 9 are arranged between the second connecting pipe 23 and the negative pressure hose 3, the second connecting shell 8 and the second connecting head 9 are convenient for the connection of the second connecting pipe 23 and the negative pressure hose 3, the second connecting head 9 is fixedly sleeved on the outer wall of the second connecting pipe 23, the second connection shell 8 is fixedly sleeved on the outer wall of the negative pressure hose 3, and the outer wall of the second connection shell 8 is sleeved with the inner cavity of the second connector 9 in a threaded mode.

The utility model discloses the theory of operation: when the pleural closed drainage bottle is connected with the negative pressure pipeline to drain pleural effusion for a patient, the negative pressure connecting pipe 1 is firstly connected with the negative pressure connector, then the first connecting shell 6 at one end of the first connecting pipe 22 is in threaded sleeve connection with the first connecting head 7, and then the negative pressure hose 3 with proper quantity is selected to be connected with the second connecting pipe 23, namely, the second connecting shell 8 is in threaded connection with the second connecting head 9, and the second connecting pipe 23 which is not connected with the negative pressure hose 3 uses the air stop valve 4 to seal the negative pressure hose.

After the negative pressure hose 3 is connected, the negative pressure hose 3 can be used for negative pressure drainage of the abdomen of a patient, and then the squeezing roller 53 slides according to the negative pressure required by the negative pressure hose 3, so that the squeezing degree of the squeezing roller 53 on the negative pressure hose 3 is changed under the action of the pin shaft 54 and the inclined sliding groove 52, and the internal negative pressure of the negative pressure hose is adjusted.

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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A series multi-head negative pressure shunting adjusting device comprises a negative pressure connecting pipe (1), and is characterized in that one end of the negative pressure connecting pipe (1) is provided with a negative pressure conversion head (2), one side of the negative pressure conversion head (2) is provided with a plurality of negative pressure hoses (3) at equal intervals, and the outer wall of each negative pressure hose (3) is sleeved with a flow speed regulator (5) in a sliding manner;

the flow rate regulator (5) comprises a bearing shell (51) and a squeezing roller (53), wherein the bearing shell (51) is sleeved on the outer wall of the negative pressure hose (3) in a sliding mode, and the squeezing roller (53) is connected with the inside of the bearing shell (51) in a sliding mode.

2. The series multi-head negative pressure shunt regulation device according to claim 1, wherein sliding grooves (52) are formed in both sides of the inner wall of the bearing shell (51), pin shafts (54) are slidably sleeved in inner cavities of the two sliding grooves (52), and the outer walls of the pin shafts (54) are fixedly inserted and sleeved with the extrusion rollers (53).

3. The series multi-head negative pressure split-flow adjusting device as claimed in claim 1, wherein the negative pressure conversion head (2) comprises a connection kettle (21), a first connection pipe (22) is fixedly sleeved on the middle of one side of the connection kettle (21), and a plurality of second connection pipes (23) are fixedly sleeved on the other side of the connection kettle (21) at equal intervals.

4. The series multi-head negative pressure shunting adjustment device of claim 3, wherein a first connection housing (6) and a first connection head (7) are arranged between the first connection pipe (22) and the negative pressure connection pipe (1), the first connection head (7) is fixedly sleeved on the outer wall of the negative pressure connection pipe (1), the first connection housing (6) is fixedly sleeved on the outer wall of the first connection pipe (22), and the outer wall of the first connection housing (6) is in threaded sleeve connection with the inner cavity of the first connection head (7).

5. The multi-head serial negative pressure flow distribution adjusting device according to claim 3, wherein a second connecting shell (8) and a second connector (9) are arranged between the second connecting pipe (23) and the negative pressure hose (3), the second connector (9) is fixedly sleeved on the outer wall of the second connecting pipe (23), the second connecting shell (8) is fixedly sleeved on the outer wall of the negative pressure hose (3), and the outer wall of the second connecting shell (8) is in threaded sleeve with the inner cavity of the second connector (9).

6. The multi-head serial negative pressure split-flow adjusting device as claimed in claim 3, wherein the outer wall of the second connecting pipe (23) is slidably sleeved with the air stop valve (4).