CN219529047U

CN219529047U - Pressure self-control liquid injection gun

Info

Publication number: CN219529047U
Application number: CN202320558402.8U
Authority: CN
Inventors: 刘希民; 马永三
Original assignee: Kailuan Mechanical And Electrical Plant Labor Service Co
Current assignee: Kailuan Mechanical And Electrical Plant Labor Service Co
Priority date: 2023-03-21
Filing date: 2023-03-21
Publication date: 2023-08-15
Anticipated expiration: 2033-03-21

Abstract

The utility model discloses a pressure self-control liquid injection gun which comprises a first device shell, a second device shell and a first partition plate, wherein a fourth device shell is arranged at one end of the bottom end of the first device shell, a cover plate is hinged at one end of the fourth device shell, a second device shell penetrating into the first device shell is arranged at one end of the first device shell, the first partition plate is arranged at one end, close to the second device shell, of the first device shell, a rubber pad is arranged at one end, close to the second device shell, of the first partition plate, a cavity is formed in the top end of the first device shell, an electric telescopic rod is arranged at one end of the cavity, and a first guide rod is transversely arranged at the top end of the cavity. According to the utility model, the top bead is pushed by the liquid flowing back on the second device shell in the third device shell to seal the third device shell, so that the damage to the device caused by liquid flowing back is prevented.

Description

Pressure self-control liquid injection gun

Technical Field

The utility model relates to the technical field of liquid injection guns, in particular to a pressure self-control liquid injection gun.

Background

A DZ-Q1 type liquid injection gun for single prop is mainly used for supplying liquid to the hydraulic single prop supported by coal mine tunnel to make the hydraulic pressure of single prop working cavity reach pump pressure. Is characterized by small volume, convenient hand-hold and simple operation. Liquid injection gun of traditional structure.

The utility model patent with the application number of 201821726916.5 describes a mining liquid injection gun; the valve core mechanism mainly comprises a valve seat, a valve rod and a rod sleeve, wherein the valve seat is arranged in the valve body, a valve port is arranged in an inner cavity of the valve seat, the valve rod is arranged in the valve seat, a conical valve clack matched with the valve port is arranged at the middle part of the valve rod, a reset spring is arranged between the conical valve clack of the valve rod and the valve seat, the rear end of the valve rod extends out of the valve body and is covered with a dust cap, and the rod sleeve is fixed at the top of the valve rod, and a push rod matched with the handle is fixed at the front end of the rod sleeve. However, the device cannot be plugged when in use, so that the device is easy to generate a countercurrent phenomenon when in use, and the device is damaged; the device can not control the flow of the device when in use, so that the device has smaller practicability when in use, and therefore, the pressure self-control liquid injection gun is urgently needed in the current market.

Disclosure of Invention

The utility model aims to provide a pressure self-control liquid injection gun, which aims to solve the problem of the existing pressure self-control liquid injection gun in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a pressure automatic control annotates liquid rifle, includes first device shell, second device shell and first baffle, the fourth device shell is installed to the one end of first device shell bottom, and the one end of fourth device shell articulates there is the apron, first device shell one end is provided with the second device shell that runs through to first device shell inside, first baffle is installed to the one end that first device shell is inside to be close to second device shell, and the one end that first baffle is close to second device shell installs the rubber pad, the cavity has been seted up on the inside top of first device shell, and the electric telescopic handle is installed to the inside one end of cavity, first guide bar is transversely installed on the inside top of cavity, and the outside cover of first guide bar is equipped with the kicking block that is connected with electric telescopic handle, the third baffle is installed to the inside one end of first device shell, third baffle is close to second device shell one end and is provided with the shutoff piece that runs through to the cavity inside.

Preferably, a rotating rod penetrating through the cover plate is installed at one end of the cover plate, and a nut is installed at one end of the rotating rod.

Preferably, the first separator is close to the first device shell of one end of the third separator, and the second separator is installed at one end, far away from the third separator, of the interior of the third device shell, and the top bead is arranged in the interior of the third device shell.

Preferably, a first sliding groove is formed in the outer side of the second device shell, and a first sliding block connected with the inner portion of the first device shell is arranged in the first sliding groove.

Preferably, a second chute is formed in one end of the blocking piece, a second guide rod is vertically arranged in the second chute, a second sliding block connected with the inside of the first device shell is sleeved at the bottom end of the outer side of the second guide rod, and a spring is sleeved at the outer side of the second guide rod at the top end of the second sliding block.

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

1. the top bead is pushed by the liquid reflowed on the second device shell in the third device shell to block the third device shell, so that the damage to the device caused by liquid reflow is prevented;

2. according to the utility model, the electric telescopic rod drives the top block to move, and when the top block moves, the top block is driven to move outside the third partition board, so that the device regulates and controls the size of the third partition board and adjusts the size of liquid when in use.

Drawings

FIG. 1 is a schematic view of a front cross-sectional structure of the present utility model;

FIG. 2 is a schematic diagram of a front view structure of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 4 is an enlarged schematic view of the structure of the portion B of FIG. 1 according to the present utility model;

fig. 5 is an enlarged view of the portion C of fig. 1 according to the present utility model.

In the figure: 1. a first device housing; 2. a second device housing; 3. a first separator; 4. a rubber pad; 5. a second separator; 6. a third device housing; 7. top bead; 8. a cavity; 9. blocking; 10. a first guide bar; 11. a top block; 12. a third separator; 13. an electric telescopic rod; 14. a fourth device housing; 15. a cover plate; 16. a first chute; 17. a first slider; 18. a second slider; 19. a second guide bar; 20. a spring; 21. a second chute; 22. a nut; 23. and (5) rotating the rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the implementations described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, an embodiment of a pressure self-control liquid injection gun is provided in the present utility model: the pressure self-control liquid injection gun comprises a first device shell 1, a second device shell 2 and a first partition plate 3, wherein a fourth device shell 14 is arranged at one end of the bottom end of the first device shell 1, a cover plate 15 is hinged at one end of the fourth device shell 14, a rotating rod 23 penetrating through the cover plate 15 is arranged at one end of the cover plate 15, and a nut 22 is arranged at one end of the rotating rod 23;

one end of the first device shell 1 is provided with a second device shell 2 penetrating into the first device shell 1, a first sliding groove 16 is formed in the outer side of the second device shell 2, and a first sliding block 17 connected with the inside of the first device shell 1 is arranged in the first sliding groove 16;

a first partition plate 3 is arranged at one end, close to the second device shell 2, of the first device shell 1, a third device shell 6 is arranged at one end, close to the third partition plate 12, of the first partition plate 3, and a second partition plate 5 is arranged at one end, far away from the third partition plate 12, of the third device shell 6, and a top bead 7 is arranged at the inner part of the third device shell 6;

the rubber pad 4 is arranged at one end of the first partition plate 3, which is close to the second device shell 2, the cavity 8 is formed at the top end of the inner part of the first device shell 1, the electric telescopic rod 13 is arranged at one end of the inner part of the cavity 8, the first guide rod 10 is transversely arranged at the top end of the inner part of the cavity 8, the top block 11 connected with the electric telescopic rod 13 is sleeved outside the first guide rod 10, the third partition plate 12 is arranged at one end of the inner part of the first device shell 1, and the blocking block 9 penetrating into the cavity 8 is arranged at one end of the third partition plate 12, which is close to the second device shell 2;

a second chute 21 is formed in one end of the blocking piece 9, a second guide rod 19 is vertically arranged in the second chute 21, a second sliding block 18 connected with the inside of the first device shell 1 is sleeved at the bottom end of the outer side of the second guide rod 19, and a spring 20 is sleeved at the outer side of the second guide rod 19 at the top end of the second sliding block 18.

Working principle: when the device is used, the rubber pad 4 is contacted after the second device shell 2 contacts with the set position, meanwhile, the electric telescopic rod 13 in the cavity 8 drives the ejector block 11 to be arranged on the outer side of the first guide rod 10, meanwhile, the ejector block 11 pushes the blocking block 9, when the blocking block 9 is pushed, the blocking block moves on the outer side of the third partition plate 12 to regulate the size of liquid passing through the third partition plate 12, when the device is used, the liquid flows back, when the liquid enters the inner part of the third device shell 6 through the second partition plate 5, the third device shell 6 is blocked by the pushing of the liquid through the ejector bead 7, and the liquid is prevented from flowing back.

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

Claims

1. The utility model provides a pressure automatic control annotates liquid rifle, includes first device shell (1), second device shell (2) and first baffle (3), its characterized in that: the utility model discloses a device for preventing the air from being polluted, including first device shell (1), fourth device shell (14) are installed to one end of first device shell (1) bottom, and the one end of fourth device shell (14) articulates there is apron (15), first device shell (1) one end is provided with runs through to inside second device shell (2) of first device shell (1), first baffle (3) are installed to the inside one end that is close to second device shell (2) of first device shell (1), and first baffle (3) are close to one end of second device shell (2) and install rubber pad (4), cavity (8) have been seted up on the inside top of first device shell (1), and electric telescopic handle (13) are installed to the inside one end of cavity (8), first guide bar (10) are transversely installed on the inside top of cavity (8), and first guide bar (10) outside cover is equipped with kicking block (11) that are connected with electric telescopic handle (13), inside one end of first device shell (1) is installed third baffle (12), third baffle (12) are close to inside one end of second device shell (2) and are provided with shutoff up to inside cavity (8).

2. A pressure self-controlling liquid injection gun as claimed in claim 1, wherein: a rotating rod (23) penetrating through the cover plate (15) is arranged at one end of the cover plate (15), and a nut (22) is arranged at one end of the rotating rod (23).

3. A pressure self-controlling liquid injection gun as claimed in claim 1, wherein: the first partition board (3) is close to the inside of the first device shell (1) at one end of the third partition board (12) and is provided with a third device shell (6), one end, far away from the third partition board (12), of the inside of the third device shell (6) is provided with a second partition board (5), and the inside of the third device shell (6) is provided with a top bead (7).

4. A pressure self-controlling liquid injection gun as claimed in claim 1, wherein: the outside of second device shell (2) has seted up first spout (16), and first spout (16) inside be provided with first slider (17) that are connected with inside of first device shell (1).

5. A pressure self-controlling liquid injection gun as claimed in claim 1, wherein: a second sliding groove (21) is formed in one end of the blocking piece (9), and a second guide rod (19) is vertically arranged in the second sliding groove (21).

6. A pressure self-regulating liquid injection gun as claimed in claim 5, wherein: the bottom outside the second guide rod (19) is sleeved with a second sliding block (18) connected with the inside of the first device shell (1), and the outside of the second guide rod (19) at the top end of the second sliding block (18) is sleeved with a spring (20).