CN218515974U

CN218515974U - Injection negative pressure suction equipment with seal structure

Info

Publication number: CN218515974U
Application number: CN202221537470.8U
Authority: CN
Inventors: 李昭辉; 戴丽瑜; 李洋
Original assignee: Guangzhou Xingyi Biotechnology Co ltd
Current assignee: Guangzhou Xingyi Biotechnology Co ltd
Priority date: 2022-06-17
Filing date: 2022-06-17
Publication date: 2023-02-24
Anticipated expiration: 2032-06-17

Abstract

The utility model discloses an injection negative pressure suction equipment with seal structure relates to medical instrument technical field. The injection tube comprises an injection tube body, the one end activity of injection tube is provided with the seal cover, the inside activity of injection tube is provided with the piston, the fixed push rod that is provided with in top of piston, the fixed handle that pushes away that is provided with in one end of push rod, the activity of one side of pushing away the handle is provided with the fixation clamp, the bottom activity of fixation clamp is provided with the supporting seat, the fixed connecting rod that is provided with in bottom of supporting seat, the one end of connecting rod runs through to the top of telescopic tube and extends to the inside of telescopic tube. Through setting up second nut seat and second lead screw, the pivoted second lead screw utilizes the threaded connection with second nut seat to drive the piston of push rod one end and removes to realize the function of automatic suction, replaced the suction of manpower, alleviateed medical staff's work burden, improved the efficiency of injection.

Description

Injection negative pressure suction equipment with seal structure

Technical Field

The utility model relates to the technical field of medical equipment, specifically be an injection negative pressure suction equipment with seal structure.

Background

Injections refer to sterile solutions of the drug for injection into the body, including emulsions and suspensions, and sterile powders or concentrated solutions for constitution as a solution or suspension immediately prior to use.

Among the prior art, the current operation of sucking relies on the manpower mostly, needs medical staff to realize the suction of syringe through the piston handle on the hand push-and-pull syringe, because the number of times of the operation of sucking every day is more, causes medical staff's muscle strain and finger discomfort easily, not only hard, but also time-consuming, leads to the efficiency of sucking to be lower.

SUMMERY OF THE UTILITY MODEL

The utility model provides an injection negative pressure suction device with a sealing structure to solve the problem in the background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an injection liquid negative pressure suction device with seal structure, includes the injection tube, the one end activity of injection tube is provided with the seal cover, the inside activity of injection tube is provided with the piston, the fixed push rod that is provided with in top of piston, the fixed handle that pushes away that is provided with of one end of push rod, the activity of one side of pushing away the handle is provided with the fixation clamp, the bottom activity of fixation clamp is provided with the supporting seat, the fixed connecting rod that is provided with in bottom of supporting seat, the one end of connecting rod runs through to the top of telescopic tube and extends to the inside of telescopic tube, the fixed second nut seat that is provided with in inside of connecting rod, the inner wall activity of second nut seat is provided with the second lead screw, the fixed motor that is provided with in one end of second lead screw, the equal activity in one side of top and the bottom of telescopic tube is provided with the kelly, the one end activity of kelly is provided with the installation piece.

Furthermore, an external thread is formed at one end of the injection tube, an internal thread is formed on the inner wall of the sealing sleeve, and the injection tube is in threaded connection with the sealing sleeve.

Furthermore, a first nut seat is fixedly arranged at the bottom of the fixing clamp, and a first screw rod is connected to the inner wall of the first nut seat in a threaded manner.

Further, the second nut seat axially moves along the second screw rod when the second screw rod rotates, and the second nut seat is in threaded connection with the second screw rod.

Furthermore, a clamping groove matched with one end of the clamping rod is formed in the mounting block, and the mounting block is connected with the clamping rod in a clamping manner.

Furthermore, the fixed regulating plate that is provided with of one end of kelly, the fixed spring that is provided with in bottom of regulating plate, the fixed regulation handle that is provided with in top of regulating plate.

Compared with the prior art, the utility model provides an injection negative pressure suction equipment with seal structure possesses following beneficial effect:

1. this injection negative pressure suction device with seal structure, through setting up second nut seat and second lead screw, pivoted second lead screw utilizes the threaded connection with second nut seat to drive the piston of push rod one end and removes to realize the function of automatic suction, replaced the suction of manpower, alleviateed medical staff's work burden, improved the efficiency of injection.

2. This injection negative pressure suction device with seal structure through setting up the seal cover, can play sealed effect to the syringe needle of injection tube one end, avoids on external impurity is infected with the syringe needle, and causes the pollution to the syringe needle.

3. This injection liquid negative pressure suction equipment with seal structure, through setting up the kelly, utilize the joint of kelly and installation piece to realize quick installation and dismantlement between telescopic cylinder and the injection tube, after the end suction operation, just can dismantle telescopic cylinder.

Drawings

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

fig. 2 is a front view of the present invention;

FIG. 3 is a schematic view of the fixing clip of the present invention;

fig. 4 is an enlarged schematic view of part a of the present invention.

In the figure: 1. an injection tube; 101. a sealing sleeve; 2. a piston; 201. a push rod; 202. a handle is pushed; 3. a fixing clip; 301. a supporting seat; 302. a first nut seat; 303. a first lead screw; 4. a connecting rod; 401. a telescopic cylinder; 402. a second nut seat; 403. a second lead screw; 404. a motor; 5. an adjusting plate; 501. a clamping rod; 502. mounting a block; 503. a spring; 504. an adjusting handle.

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 efforts all belong to the protection scope of the present invention.

Please refer to fig. 1-4, the utility model discloses an injection liquid negative pressure suction device with seal structure, including injection tube 1, the one end activity of injection tube 1 is provided with seal cover 101, the inside activity of injection tube 1 is provided with piston 2, the fixed push rod 201 that is provided with in top of piston 2, the fixed handle 202 that pushes away that is provided with of one end of push rod 201, the activity of one side of pushing away handle 202 is provided with fixation clamp 3, the bottom activity of fixation clamp 3 is provided with supporting seat 301, the fixed connecting rod 4 that is provided with in bottom of supporting seat 301, the one end of connecting rod 4 runs through to the inside of telescopic cylinder 401 and extending to telescopic cylinder 401, the fixed second nut seat 402 that is provided with in inside of connecting rod 4, the inner wall activity of second nut seat 402 is provided with second lead screw 403, the fixed motor 404 that is provided with in one end of second lead screw 403, the top of telescopic cylinder 401 and one side of bottom all activity are provided with kelly 501, the one end activity of kelly 501 is provided with installation piece 502.

Specifically, an external thread is formed at one end of the injection tube 1, an internal thread is formed on the inner wall of the sealing sleeve 101, and the connection relationship between the injection tube 1 and the sealing sleeve 101 is threaded connection.

In this embodiment, the sealing sleeve 101 and the injection tube 1 can be mounted and dismounted by arranging the internal thread on the sealing sleeve 101 and the external thread on the injection tube 1.

Specifically, a first nut seat 302 is fixedly arranged at the bottom of the fixing clip 3, and a first screw rod 303 is connected to the inner wall of the first nut seat 302 in a threaded manner.

In this embodiment, by providing the first nut seat 302 and the first lead screw 303, the rotating first lead screw 303 drives the fixing clip 3 to move horizontally by using the threaded connection with the first nut seat 302, so that the fixing clip 3 can be attached to or detached from one side of the push handle 202.

Specifically, the second nut seat 402 moves axially along the second lead screw 403 when the second lead screw 403 rotates, and the connection relationship between the second nut seat 402 and the second lead screw 403 is a threaded connection.

In this embodiment, by providing the second nut seat 402 and the second lead screw 403, the second lead screw 403 which rotates drives the piston 2 at one end of the push rod 201 to move by using the threaded connection with the second nut seat 402, so as to realize the function of automatic suction, replace manual suction, reduce the workload of medical staff, and improve the injection efficiency.

Specifically, a clamping groove matched with one end of the clamping rod 501 is formed in the mounting block 502, and the mounting block 502 is connected with the clamping rod 501 in a clamping manner.

In this embodiment, through setting up kelly 501, utilize kelly 501 and installation piece 502's joint can realize quick installation and dismantlement between telescopic cylinder 401 and injection tube 1, after the end suction operation, just can dismantle telescopic cylinder 401.

Specifically, an adjusting plate 5 is fixedly arranged at one end of the clamping rod 501, a spring 503 is fixedly arranged at the bottom of the adjusting plate 5, and an adjusting handle 504 is fixedly arranged at the top of the adjusting plate 5.

In this embodiment, by setting the adjusting handle 504 and pressing the adjusting handle 504, one end of the clamping rod 501 can be separated from the clamping groove on the mounting block 502, so that the clamping of the mounting block 502 can be released, and then the telescopic cylinder 401 can be detached.

When the injection cylinder is used, the adjusting handle 504 is firstly pressed to enable the clamping rod 501 to be in a contracted state, then the telescopic cylinder 401 is in butt joint with one side of the injection cylinder 1, then the clamping rod 501 is loosened, the elasticity of the spring 503 can push one end of the clamping rod 501 to enter the clamping groove in the mounting block 502, so that the telescopic cylinder 401 is mounted, the rotating handle drives the first lead screw 303 to rotate, the rotating first lead screw 303 drives the fixing clamp 3 to horizontally move by utilizing the threaded connection with the first nut seat 302, so that the fixing clamp 3 fixes the push handle 202, the motor 404 is started, the motor 404 drives the second lead screw 403 to rotate, the rotating second lead screw 403 drives the piston 2 at one end of the push rod 201 to move by utilizing the threaded connection with the second nut seat 402, negative pressure can be generated when the piston 2 moves, and injection liquid can be sucked into the injection cylinder 1, and therefore the automatic suction function is realized.

To sum up, this injection liquid negative pressure suction device with seal structure, through setting up second nut seat 402 and second lead screw 403, pivoted second lead screw 403 utilizes the threaded connection with second nut seat 402 to drive piston 2 of push rod 201 one end and remove, thereby realize the function of automatic suction, the suction of manpower has been replaced, medical staff's work burden has been lightened, the efficiency of injection has been improved, through setting up seal cover 101, can play sealed effect to the syringe needle of injection tube 1 one end, avoid external impurity to be infected with on the syringe needle, and cause the pollution to the syringe needle, through setting up kelly 501, utilize kelly 501 and the joint of installation piece 502 to realize quick installation and dismantlement between telescopic cylinder 401 and injection tube 1, after finishing the suction operation, just can dismantle telescopic cylinder 401.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An injection liquid negative pressure suction device with a sealing structure, comprising an injection cylinder (1), characterized in that: the one end activity of injection tube (1) is provided with seal cover (101), the inside activity of injection tube (1) is provided with piston (2), the fixed push rod (201) that is provided with in top of piston (2), the fixed handle (202) that pushes away that is provided with in one end of push rod (201), the activity of one side of pushing away handle (202) is provided with fixation clamp (3), the bottom activity of fixation clamp (3) is provided with supporting seat (301), the fixed connecting rod (4) that is provided with in bottom of supporting seat (301), the one end of connecting rod (4) is run through to the top of telescopic tube (401) and is extended to the inside of telescopic tube (401), the fixed second nut seat (402) that is provided with in inside of connecting rod (4), the inner wall activity of second nut seat (402) is provided with second lead screw (403), the fixed motor (404) that is provided with in one end of second lead screw (403), the top of telescopic tube (401) and one side of bottom all are provided with card pole (501) movably, the one end of card pole (501) is provided with movable mounting piece (502).

2. The negative pressure suction apparatus for injection liquid with a sealing structure according to claim 1, wherein: the injection device is characterized in that an external thread is formed in one end of the injection tube (1), an internal thread is formed in the inner wall of the sealing sleeve (101), and the injection tube (1) is in threaded connection with the sealing sleeve (101).

3. The negative pressure suction apparatus for injection liquid with a sealing structure according to claim 1, wherein: the bottom of the fixing clamp (3) is fixedly provided with a first nut seat (302), and the inner wall of the first nut seat (302) is in threaded connection with a first screw rod (303).

4. The negative pressure suction apparatus for injection liquid with a sealing structure according to claim 1, wherein: the second nut seat (402) moves axially along the second lead screw (403) when the second lead screw (403) rotates, and the connection relationship between the second nut seat (402) and the second lead screw (403) is threaded.

5. The negative pressure aspiration device for injection liquid with a sealing structure according to claim 1, wherein: the mounting block (502) is provided with a clamping groove matched with one end of the clamping rod (501), and the mounting block (502) is connected with the clamping rod (501) in a clamping manner.

6. The negative pressure suction apparatus for injection liquid with a sealing structure according to claim 1, wherein: one end of the clamping rod (501) is fixedly provided with an adjusting plate (5), the bottom of the adjusting plate (5) is fixedly provided with a spring (503), and the top of the adjusting plate (5) is fixedly provided with an adjusting handle (504).