CN215310952U

CN215310952U - Quick detach formula jetting pipe connection structure

Info

Publication number: CN215310952U
Application number: CN202121524579.3U
Authority: CN
Inventors: 赵飞; 郑艳芳
Original assignee: Beijing Guoneng Huarui Environmental Protection Technology Development Co ltd
Current assignee: Beijing Guoneng Huarui Environmental Protection Technology Development Co ltd
Priority date: 2021-07-06
Filing date: 2021-07-06
Publication date: 2021-12-28
Anticipated expiration: 2031-07-06

Abstract

The utility model discloses a quick-release type injection pipe connecting structure which comprises a pulse valve, an injection pipe and an air bag, wherein the pulse valve is connected with the injection pipe through a connecting pipe, the connecting pipe is fixed on a side plate of an upper box body, the injection pipe is connected with the connecting pipe through a quick-release structure, the quick-release structure comprises an inner joint and an outer joint which are mutually matched and inserted, the inner joint is arranged on the connecting pipe, the outer joint is arranged on the injection pipe, a gland is sleeved on the connecting pipe, a polygon convenient to rotate is arranged on the outer wall of the gland, the front part of the gland is connected with the outer joint through a thread, a first convex ring extending towards the center is arranged at the rear part of the gland, a second convex ring in extrusion fit is arranged on the inner side of the first convex ring, and the second convex ring is fixed on the outer wall of the connecting pipe; and a sealing ring is arranged in a space surrounded by the gland, the inner joint, the outer joint and the first convex ring. The utility model has the advantages of convenient assembly and disassembly, time and labor saving, good sealing effect and contribution to wide popularization and use.

Description

Quick detach formula jetting pipe connection structure

Technical Field

The utility model relates to the field of dust collectors, in particular to a quick-release type blowing pipe connecting structure.

Background

As is known, the pulse blowing bag type dust collector mainly uses compressed air in a pressure air bag as dust cleaning power to enable a pulse valve to form a pulse airflow when being started, and pulse vibration is reversely carried out from the top of a filter bag to the bottom of the bag, so that sticky dust on the outer side of the filter bag is vibrated into a dust hopper of the dust collector through pulse vibration.

The blowing pipe is one of important parts of the pulse blowing bag type dust collector, the existing blowing pipe is usually connected with an air outlet pipe of an air bag in a flange connection mode, and the flange connection mode is required to be formed by twisting a plurality of bolt assemblies, so that the mounting and dismounting operation of the blowing pipe is time-consuming and labor-consuming.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a quick-release type injection pipe connecting structure, which solves the problem that the installation and the disassembly of an injection pipe of the existing flange connecting structure are time-consuming and labor-consuming.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model relates to a quick-release type injection pipe connecting structure which comprises a pulse valve, an injection pipe and an air bag, wherein the pulse valve and the injection pipe are connected through a connecting pipe, the connecting pipe is fixed on a side plate of an upper box body, the injection pipe is connected with the connecting pipe through a quick-release structure, the quick-release structure comprises an inner joint and an outer joint which are matched and inserted, the inner joint is arranged on the connecting pipe, the outer joint is arranged on the injection pipe, a gland is sleeved on the connecting pipe, a polygon convenient to rotate is arranged on the outer wall of the gland, the front part of the gland is connected with the outer joint through threads, a first convex ring extending towards the center is arranged at the rear part of the gland, a second convex ring in extrusion fit is arranged on the inner side of the first convex ring, and the second convex ring is fixed on the outer wall of the connecting pipe; and a sealing ring is arranged in a space surrounded by the gland, the inner joint, the outer joint and the first convex ring.

Furthermore, an anti-rotation structure is arranged at one end part, close to the quick-release structure, of the injection pipe, the anti-rotation structure comprises a vertical plate vertically arranged below the injection pipe, the upper end of the vertical plate is fixedly connected with the injection pipe, the lower end of the vertical plate is embedded into a reserved opening in the top of a base, the base is fixed on the lattice plate, the reserved opening is formed in the axial direction of the injection pipe, and the front wall and the rear wall of the vertical plate are tightly attached to the inner wall of the reserved opening.

Further, the outer joint is provided with a conical outer flaring, and the inner joint is provided with a conical inner necking.

Furthermore, an L-shaped support is arranged at one end, far away from the quick-release structure, of the blowing pipe, one side of the L-shaped support is installed at the end of the blowing pipe in a plugging mode, and a U-shaped installation groove used for being connected with an installation bolt is formed in the other side of the L-shaped support.

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

the utility model has the advantages of convenient assembly and disassembly, time and labor saving, good sealing effect and contribution to wide popularization and use.

Drawings

The utility model is further illustrated in the following description with reference to the drawings.

FIG. 1 is a schematic front view of a connection structure of a quick release type blowing pipe according to the present invention;

FIG. 2 is a schematic cross-sectional view of the quick release structure of the present invention;

FIG. 3 is a schematic view of an anti-rotation structure according to the present invention;

fig. 4 is a schematic view of the connection of the L-shaped bracket and the blowing tube of the present invention.

Description of reference numerals: 1. a pulse valve; 2. a blowing pipe; 3. air bags; 4. a connecting pipe; 5. a side plate; 6. a quick release structure; 601. an inner joint; 602. an outer joint; 603. a gland; 604. a first convex ring; 605. a second convex ring; 606. a seal ring; 7. an anti-rotation structure; 701. a vertical plate; 702. a base; 703. reserving a port; 8. lattice plates; 9. an L-shaped bracket; 901. u type mounting groove.

Detailed Description

In order to make the technical solutions of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings and the detailed description.

As shown in fig. 1, the embodiment discloses a quick release type blowing pipe connection structure, which includes a pulse valve 1, a blowing pipe 2 and an air bag 3, wherein the pulse valve 1 and the blowing pipe 2 are connected through a connection pipe 4, the connection pipe 4 is fixed on a side plate 5 of an upper box body, and the blowing pipe 2 and the connection pipe 4 are connected through a quick release structure 6. As shown in fig. 2, the quick release structure 6 includes an inner joint 601 and an outer joint 602 which are mutually matched and inserted, the inner joint 601 and the connecting pipe 4 are integrally formed, the outer joint 602 and the injection pipe 2 are integrally formed, a gland 603 is sleeved on the connecting pipe 4, a polygon convenient to rotate is arranged on the outer wall of the gland 603, the gland 603 is rotated by a wrench, the front part of the gland 603 is connected with the outer joint 602 through a thread, a first convex ring 604 extending towards the center is arranged at the rear part of the gland 603, a second convex ring 605 in extrusion fit is arranged on the inner side of the first convex ring 604, and the second convex ring 605 is welded on the outer wall of the connecting pipe 4; a sealing ring 606 is arranged in a space surrounded by the gland 603, the inner joint 601, the outer joint 602 and the first convex ring 604.

In operation, the gland 603 is rotated, the gland 603 moves in the axial direction, at this time, the first convex ring 604 also presses the second convex ring 60 to be close to the first convex ring, the second convex ring 60 pushes the inner joint 601 to be inserted into the outer joint 602 until the end of the inner joint 601 abuts against the bottom of the outer joint 602, the second convex ring 60 continuously presses the sealing ring 606 in the moving process, and finally the sealing ring 606 fills the space surrounded by the gland 603, the inner joint 601, the outer joint 602 and the first convex ring 604, so as to realize sealing.

In the process of rotating the gland 603, in order to prevent the blowing pipe 2 from rotating, the blowing pipe 2 is provided with an anti-rotation structure 7 at one end part close to the quick release structure 6. As shown in fig. 3, the rotation preventing structure 7 includes a vertical plate 701 vertically disposed below the injection pipe 2, an upper end of the vertical plate 701 is fixedly connected to the injection pipe 2, a lower end of the vertical plate 701 is embedded into a reserved opening 703 at the top of a base 702, the base 702 is fixed on the checkerboard 8, the reserved opening 703 is formed along the axial direction of the injection pipe 2, and a front wall and a rear wall of the vertical plate 701 are tightly attached to an inner wall of the reserved opening 703.

In order to improve the sealing performance of the quick release structure 6, the outer joint 602 is provided with a conical outer flaring, and the inner joint 601 is provided with a conical inner necking. The tapers of the inner joint 601 press fit against each other during insertion of the outer joint 602 to achieve a further sealing effect.

As shown in fig. 4, one end of the blowing pipe 2 far away from the quick release structure 6 is fixed by an L-shaped bracket 9, one side of the L-shaped bracket 9 is plugged and installed at the end part of the blowing pipe 2, the other side is provided with a U-shaped installation groove 901 for connecting with an installation bolt, the U-shaped installation groove 901 is fixed on a bracket base by a bolt, and the bracket base is welded on the lattice plate 8.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.

Claims

1. The utility model provides a quick detach formula jetting pipe connection structure, includes pulse valve (1), jetting pipe (2) and gas bag (3), pulse valve (1) and jetting pipe (2) are connected through connecting pipe (4), connecting pipe (4) are fixed on curb plate (5) of last box, its characterized in that: the injection pipe (2) is connected with the connecting pipe (4) through a quick-release structure (6), the quick-release structure (6) comprises an inner joint (601) and an outer joint (602) which are matched and inserted, the inner joint (601) is arranged on the connecting pipe (4), the outer joint (602) is arranged on the injection pipe (2), a gland (603) is sleeved on the connecting pipe (4), a polygon convenient to rotate is arranged on the outer wall of the gland (603), the front part of the gland (603) is connected with the outer joint (602) through threads, a first convex ring (604) extending towards the center is arranged at the rear part of the gland (603), a second convex ring (605) in extrusion fit is arranged on the inner side of the first convex ring (604), and the second convex ring (605) is fixed on the outer wall of the connecting pipe (4); and a sealing ring (606) is arranged in a space surrounded by the gland (603), the inner joint (601), the outer joint (602) and the first convex ring (604).

2. The quick release type blowing pipe connection structure according to claim 1, wherein: an anti-rotation structure (7) is arranged at one end part, close to the quick-release structure (6), of the injection pipe (2), the anti-rotation structure (7) comprises a vertical plate (701) vertically arranged below the injection pipe (2), the upper end of the vertical plate (701) is fixedly connected with the injection pipe (2), the lower end of the vertical plate is embedded into a reserved opening (703) in the top of a base (702), the base (702) is fixed on a lattice plate (8), the reserved opening (703) is formed in the axial direction of the injection pipe (2), and the front wall and the rear wall of the vertical plate (701) are tightly attached to the inner wall of the reserved opening (703).

3. The quick release type blowing pipe connection structure according to claim 1, wherein: the outer joint (602) is provided with a conical outer flaring, and the inner joint (601) is provided with a conical inner necking.

4. The quick release type blowing pipe connection structure according to claim 1, wherein: an L-shaped support (9) is arranged at one end, far away from the quick-release structure (6), of the blowing pipe (2), one side of the L-shaped support (9) is installed at the end of the blowing pipe (2) in a sealing mode, and a U-shaped installation groove (901) used for being connected with an installation bolt is formed in the other side of the L-shaped support.