CN211327741U

CN211327741U - Gel injection tube

Info

Publication number: CN211327741U
Application number: CN201922050791.XU
Authority: CN
Inventors: 王昌猛; 杜秀丽; 杜芳芳; 姜海超; 田慧敏; 孙传鑫; 白伟
Original assignee: Shandong Yicai And Rui Biotechnology Co ltd
Current assignee: Shandong Yicai And Rui Biotechnology Co ltd
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2020-08-25
Anticipated expiration: 2029-11-25

Abstract

A gel injection tube comprises a tube body, a push rod and a piston; the piston is fixedly connected to the left end of the push rod, the right end of the push rod is provided with a push head, and the push head is a boss; the piston is placed in the inner cavity of the tube body and slides along the wall of the tube body, and an injection hole is formed in the left end face of the tube body; a push rod locking device is arranged on the right side of the pipe body. The gel injection tube can prevent the injection tube from being easily damaged when being subjected to external force, and ensures that the push rod cannot be operated by mistake when not in use; the strength of the injection pipe is guaranteed through the design of the shell with the thin front part and the thick rear part of the injection pipe, and the locking mechanism is arranged to guarantee locking when the push rod is not used.

Description

Gel injection tube

Technical Field

The utility model relates to an injection device used in research and development or use of cosmetics, health care products or external drugs, in particular to a gel injection tube.

Background

Gel materials are commonly found in cosmetics, health products or over-the-counter drugs for external use, for example, drugs and gel materials can be made into uniform, suspended, thick emulsion, liquid or semisolid gels to facilitate injection of drugs. The gel is manufactured or used by various injection tools such as a syringe and an injection gun, and laboratories also commonly use such tools for various sampling researches and the like, the injection tools have different sizes and specifications, but have similar principles to common injectors in life, and the similar enlarged injectors generally comprise a gun barrel with a small hole at the front end and a matched piston core rod, liquid or gas is sucked from the small hole at the front end of the gun barrel when the core rod is pulled out, and the liquid or gas is extruded when the core rod is pushed in.

The problems existing in the use of the gel injection tube on the market are mainly as follows: 1. the injection tube has insufficient strength, and the semisolid property of the gel makes the injection process more laborious than the injection of common liquid; 2. if the amount of gel used is not large, the amount of gel used is small, and the interval between the gel and the gel is long, the injection tube has to be used as a container, but when the injection tube is placed in the container, the push rod for injection is very easy to be subjected to various accidental collisions or misoperation, and the like, so that the gel is pushed out by mistake.

SUMMERY OF THE UTILITY MODEL

In order to solve the existing problems, the utility model provides a gel injection tube, which can prevent the injection tube from being easily damaged when being subjected to external force and can ensure that the push rod can not be operated by mistake when the injection tube is placed; the strength of the injection pipe is guaranteed through the design of the shell with the thin front part and the thick rear part of the injection pipe, and the locking mechanism is arranged to guarantee locking when the push rod is not used.

The purpose of the utility model is realized through the following technical scheme.

A gel injection tube is characterized by comprising a tube body, a push rod and a piston; the piston is fixedly connected to the left end of the push rod, the right end of the push rod is provided with a push head, and the push head is a boss; the piston is placed in the inner cavity of the tube body and slides along the wall of the tube body, and an injection hole is formed in the left end face of the tube body; a push rod locking device is arranged on the right side of the pipe body.

According to the gel injection pipe, the outer part of the pipe body sequentially consists of an arc section, a first inclined section, a first straight section, a second inclined section and a second straight section, and a locking hole is formed in the second straight section; the inner cavity of the tube body is a cavity with a left circle and a right straight, and an inclined surface is arranged between the left circle section and the right straight section for transition; the left end of the piston is matched with the left end of the inner cavity of the tube body, and the right end of the piston is matched with the right end of the inner cavity of the tube body.

As for the gel injection tube, the piston is fixedly connected with the push rod through thread matching.

The push rod locking device comprises an elastic body, a lock rod and a cover; the cover is fixed on the tube body through screws, the lock rod is sequentially composed of a lock rod head, a connecting rod and a pressing block, the cover is sequentially fixed in the locking hole through the pressing block and the elastic body, a pin hole is formed in the middle of the connecting rod, the lock rod is hinged in the locking hole through the pin hole, and sawteeth matched with the push rod body at the left end of the push rod are arranged at the end part of the lock rod head.

As for the gel injection tube, the pressing block is provided with a pressing groove.

According to the gel injection pipe, the pressing groove is a bionic arc-shaped groove matched with the finger.

As with the gel injection tube described above, the elastomer is made of rubber.

The beneficial effects of the utility model reside in that:

1. the gel injection pipe of the utility model can prevent the injection pipe from being easily damaged when being subjected to external force, and ensure that the push rod can not be operated by mistake when not in use;

2. the gel injection pipe of the utility model ensures the strength of the injection pipe through the design of the shell with thin front part and thick back part;

3. the gel injection pipe of the utility model ensures the locking when the push rod is not used by arranging the locking mechanism;

4. the gel injection pipe of the utility model has the advantages that the strength is enhanced through the optimized design of the pipe body structure, the front part is thin, the rear part is thick, and the injection pipe can be conveniently stretched into the body;

5. the utility model discloses a gel injection pipe through the conical design of piston front end for the piston is impressed easily, presses the indent through setting up on pressing the briquetting, facilitates the use.

Drawings

The aspects and advantages of the present application will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. In the drawings:

fig. 1 is a schematic structural diagram of a gel injection tube according to embodiment 1 of the present invention.

Fig. 2 is an enlarged view of a portion a of fig. 1.

Fig. 3 is a schematic structural view of the tube.

Fig. 4 is an enlarged view of the portion B in fig. 3.

Fig. 5 is a schematic view of the lock lever.

The components represented by the reference numerals in the figures are:

the pipe body 1, the circular arc section 11, the first inclined section 12, the first straight section 13, the second inclined section 14, the second straight section 15, the flange 16, the locking hole 17, the injection hole 18, the push rod 2, the piston 3, the elastic body 4, the locking rod 5, the locking rod head 51, the connecting rod 52, the pin hole 53, the pressing block 54, the pressing groove 55 and the cover 6.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. It should be noted that these embodiments are provided so that this disclosure can be more completely understood and fully conveyed to those skilled in the art, and the present disclosure may be implemented in various forms without being limited to the embodiments set forth herein.

Referring to fig. 1, fig. 1 is a schematic structural diagram of a gel injection tube according to an embodiment of the present invention. As shown in the figure, the gel injection tube comprises a tube body 1, a push rod 2 and a piston 3; the piston 3 is fixedly connected to the left end of the push rod 2, the right end of the push rod 2 is provided with a push head, and the push head is a boss; the piston 3 is placed in the inner cavity of the tube body 1 and slides along the wall of the tube body; a push rod locking device is arranged on the right side of the pipe body.

Referring to fig. 4, the left end surface of the tube body 1 is provided with an injection hole 18.

Referring to fig. 3, the outside of the pipe body 1 is sequentially composed of an arc section 11, a first inclined section 12, a first straight section 13, a second inclined section 14 and a second straight section 15, and a locking hole 17 is formed in the second straight section 15; the inner cavity of the tube body 1 is a cavity with a left circle and a right straight, and an inclined plane is arranged between the left circle section and the right straight section for transition; the left end of piston 3 matches with the left end of body 1 inner chamber, and the right-hand member of piston 3 matches with the right-hand member of body 1 inner chamber.

The piston 3 is fixedly connected with the push rod 2 through thread matching, and the piston 3 and the push rod 2 can also be fixedly connected through a hot melting welding mode.

Referring to fig. 2, the push rod locking device includes an elastic body 4, a lock rod 5, and a cover 6; the cover 6 is fixed on the pipe body 1 through a screw, and the cover 6 can be clamped into the hole of the pipe body 1 through tight fit with the pipe body 1.

Referring to fig. 5, the locking rod 5 is composed of a locking rod head 51, a connecting rod 52 and a pressing block 54 in sequence, the pressing block 54 and the elastic body 4 are fixed in the locking hole 17 in sequence by the cover 6, a pin hole 53 is arranged in the middle of the connecting rod 52, the locking rod 5 is hinged in the locking hole 17 through the pin hole 53, and the end part of the locking rod head 51 is provided with sawteeth matched with the push rod body at the left end of the push rod 2.

The pressing block 54 is provided with a pressing groove 55.

The pressing groove 55 is a bionic arc-shaped groove matched with a finger.

The elastic body 4 is made of rubber.

In use, the pressing block 54 is gripped by the two fingers to rotate the locking rod 5 about the pin hole 53 to separate the locking rod head 51 from the serrations on the plunger 2 to complete the injection process, and when not in use, the elastic body 4 pushes the pressing block 54 upward to engage to prevent the plunger 2 from being pushed downward further.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The gel injection tube is characterized by comprising a tube body (1), a push rod (2) and a piston (3); the piston (3) is fixedly connected to the left end of the push rod (2), the right end of the push rod (2) is provided with a push head, and the push head is a boss; the piston (3) is placed in the inner cavity of the tube body (1) and slides along the wall of the tube body, and an injection hole (18) is formed in the left end face of the tube body (1); a push rod locking device is arranged on the right side of the pipe body.

2. The gel injection tube according to claim 1, wherein the exterior of the tube body (1) is sequentially composed of a circular arc section (11), a first inclined section (12), a first straight section (13), a second inclined section (14) and a second straight section (15), and a locking hole (17) is arranged on the second straight section (15); the inner cavity of the tube body (1) is a cavity with a left circle and a right straight, and an inclined plane is arranged between the left circle section and the right straight section for transition; the left end of the piston (3) is matched with the left end of the inner cavity of the tube body (1), and the right end of the piston (3) is matched with the right end of the inner cavity of the tube body (1).

3. A gel injector as claimed in claim 2, wherein the piston (3) is fixedly connected to the plunger (2) by a screw-thread fit.

4. A gel syringe according to claim 2, characterized in that the push rod locking means comprises an elastic body (4), a locking rod (5), a cover (6); lid (6) are fixed on body (1) through the screw, locking lever (5) are in proper order by locking lever head (51), connecting rod (52), press and constitute by pressure piece (54), lid (6) will be pressed and press piece (54) and elastomer (4) to fix in proper order in shutting hole (17), the middle part of connecting rod (52) is equipped with pinhole (53), articulate locking lever (5) in shutting hole (17) through pinhole (53), the tip of locking lever head (51) is provided with the sawtooth of matcing on the push rod body of push rod (2) left end.

5. The gel injector as claimed in claim 4, wherein the pressing block (54) is provided with a pressing groove (55).

6. The gel injector as claimed in claim 5, wherein the pressing groove (55) is a bionic arc groove matched with a finger.

7. A gel injector as claimed in claim 4, characterized in that the elastomer body (4) is made of rubber.