CN212663016U

CN212663016U - Natural gas instrument filter screen quick assembly disassembly device

Info

Publication number: CN212663016U
Application number: CN202021123726.1U
Authority: CN
Inventors: 孙亚峰; 赵宇
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-17
Filing date: 2020-06-17
Publication date: 2021-03-09
Anticipated expiration: 2030-06-17

Abstract

The utility model discloses a natural gas instrument filter screen quick dismounting device, which comprises a filter cylinder, wherein the inner wall of the filter cylinder is fixedly connected with a positioning plate in an annular shape, the inner cavity of the filter cylinder is positioned at the left side of the positioning plate and is slidably connected with a sliding plate, the utility model discloses a set up a cylinder cover, when the filter screen needs to be dismounted, the cylinder cover is rotated to make the inner surface of the cylinder cover rotate leftwards on the outer surface thread of the filter cylinder, meanwhile, a pressure spring pushes a movable plate to slide leftwards in the inner cavity of a cylinder body under the reaction force, the movable plate drives a movable rod to move leftwards, a concave frame drives a limiting plate to slide leftwards on the inner surface of a limiting groove, and the concave frame drives the sliding plate to move leftwards, thereby the filter screen is moved out of the inner cavity of the filter cylinder, through setting the structure, the device has the advantage, the disassembly and assembly speed is slow, thereby improving the working efficiency.

Description

Natural gas instrument filter screen quick assembly disassembly device

Technical Field

The utility model relates to a defeated technical field of natural gas collection specifically is natural gas instrument filter screen quick assembly disassembly device.

Background

The natural gas refers to all natural gases in nature, including gases formed in various natural processes in an atmosphere, a water ring and a rock ring (including oil field gas, gas field gas, mud volcanic gas, coal bed gas, biogenetic gas and the like).

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a natural gas instrument filter screen quick assembly disassembly device possesses to the instrument net when dismantling the installation, improves the advantage of dismouting speed, has solved original device to the instrument net when dismantling the installation, the slower problem of dismouting speed.

In order to achieve the above object, the utility model provides a following technical scheme: the quick dismounting device for the natural gas instrument filter screen comprises a filter cylinder, wherein the inner wall of the filter cylinder is fixedly connected with a positioning plate in an annular shape, the inner cavity of the filter cylinder is positioned on the left side of the positioning plate and is connected with a sliding plate in a sliding manner, the left side of the sliding plate is provided with a filter screen in an embedded manner, the front and back positions on the left side of the sliding plate are fixedly connected with a concave frame on the outer side of the filter screen, the left side of the concave frame is fixedly connected with a cylinder body, the inner cavity of the cylinder body is connected with a movable plate in a sliding manner, the left side of the movable plate is welded with a movable rod, the left end of the movable rod penetrates through the cylinder body and is fixedly connected with a driving plate, the left side of the driving plate is fixedly connected with, the inner surface of the groove is rotatably connected with the outer surface of the positioning block.

Preferably, a first sealing ring is annularly bonded at the joint of the left side of the inner cavity of the cylinder cover and the filter cylinder, the right side of the first sealing ring is tightly attached to the left end of the filter cylinder, a second sealing ring is bonded at the left side of the positioning plate, and the left side of the second sealing ring is tightly attached to the right side of the sliding plate.

Preferably, the top of the filter cartridge and the left side of the positioning plate are communicated with an air inlet pipe, and a valve is arranged on the outer surface of the air inlet pipe.

Preferably, limiting plates are welded on the front face and the back face of the concave frame, limiting grooves matched with the limiting plates are formed in the front face and the back face of the inner cavity of the filter cylinder, and the outer surfaces of the limiting plates are connected with the inner surfaces of the limiting grooves in a sliding mode.

Preferably, the top and the bottom on the right side of the movable plate are both welded with a pressure spring, and the right end of the pressure spring is welded with the joint of the barrel.

Preferably, the right side of the filter cylinder is communicated with an exhaust pipe, the right end of the exhaust pipe is fixedly provided with a natural gas instrument body, and the right side of the natural gas instrument body is communicated with an air outlet pipe.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up the cover, when needing to dismantle the filter screen, rotatory cover, make the internal surface of cover rotate to the left and move at the surface screw thread of straining a section of thick bamboo, cover drive positioning seat rotates to the left simultaneously and moves, thereby make the cover break away from the left end of straining a section of thick bamboo, and the locating piece breaks away from the inner chamber of recess, meanwhile, the pressure spring impels the fly leaf to slide left in the inner chamber of barrel under the reaction force, the fly leaf drives the movable rod and moves left, thereby make the movable rod drive the drive plate and move out of the inner chamber of straining a section of thick bamboo, then the staff stimulates the drive plate and moves left, make the drive plate drive concave frame and move left, the concave frame drives the limiting plate and slides left at the internal surface of spacing groove, and concave frame drives the slide and moves left, thereby shift the filter screen out of the inner chamber, the advantage of the speed of dismouting is improved, has solved original device and has assembled when dismantling the instrument net to the instrument net, the slower problem of dismouting speed to work efficiency has been improved.

2. The utility model can seal the filter cylinder by arranging the first sealing ring, and can seal between the sliding plate and the positioning plate by arranging the second sealing ring;

the air inlet pipe is arranged, so that air can be conveniently fed into the filter cartridge;

by arranging the limiting plate and the limiting groove, the concave frame can be guided and limited;

the movable plate can be restored to the initial state by arranging the pressure spring;

through setting up blast pipe, natural gas instrument body and outlet duct, can make natural gas instrument body normal operation.

Drawings

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

FIG. 2 is a top cross-sectional view of the filter cartridge structure of the present invention;

FIG. 3 is a perspective view of the concave frame and the slide plate structure of the present invention;

FIG. 4 is an enlarged view of the structure of FIG. 1 according to the present invention at A;

fig. 5 is a side view of the positioning plate structure of the present invention.

In the figure: 1. a filter cartridge; 2. positioning a plate; 3. a slide plate; 4. a filter screen; 5. a female frame; 6. a barrel; 7. a movable plate; 8. a movable rod; 9. a drive plate; 10. positioning blocks; 11. a cylinder cover; 12. positioning seats; 13. a groove; 14. a first seal ring; 15. a second seal ring; 16. an air inlet pipe; 17. a limiting plate; 18. a limiting groove; 19. a pressure spring; 20. an exhaust pipe; 21. a natural gas meter body; 22. and an air outlet pipe.

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.

Examples

Referring to fig. 1-5, the quick assembly and disassembly device for a natural gas instrument filter screen comprises a filter cartridge 1, a positioning plate 2 is fixedly connected to the inner wall of the filter cartridge 1 in an annular shape, the center of the positioning plate 2 is of a hollow structure, a sliding plate 3 is slidably connected to the inner cavity of the filter cartridge 1 and positioned on the left side of the positioning plate 2, a filter screen 4 is installed on the left side of the sliding plate 3 in an embedded manner, a concave frame 5 is fixedly connected to the front and back positions on the left side of the sliding plate 3 and positioned on the outer side of the filter screen 4, a cylinder body 6 is fixedly connected to the left side of the concave frame 5, a movable plate 7 is slidably connected to the inner cavity of the cylinder body 6, a movable rod 8 is welded to the left side of the movable plate 7, the left end of the movable rod 8 penetrates through the cylinder body 6 and is fixedly connected with, the right side of the positioning seat 12 is provided with a groove 13 matched with the positioning block 10 for use, the inner surface of the groove 13 is rotatably connected with the outer surface of the positioning block 10, when the filter screen 4 needs to be disassembled by arranging the cylinder cover 11, the cylinder cover 11 is rotated to enable the inner surface of the cylinder cover 11 to rotate and move leftwards on the outer surface thread of the filter cylinder 1, meanwhile, the cylinder cover 11 drives the positioning seat 12 to rotate and move leftwards, so that the cylinder cover 11 is separated from the left end of the filter cylinder 1 and the positioning block 10 is separated from the inner cavity of the groove 13, meanwhile, the pressure spring 19 pushes the movable plate 7 to slide leftwards in the inner cavity of the cylinder 6 under the reaction force, the movable plate 7 drives the movable rod 8 to move leftwards, so that the movable rod 8 drives the driving plate 9 to move out of the inner cavity of the filter cylinder 1, then a worker pulls the driving plate 9 to move leftwards, so that the, and concave frame 5 drives slide 3 and moves left to shift out filter screen 4 and strain a chamber of section of thick bamboo 1, through setting up above structure, possess when dismantling the installation to the instrument net, improve the advantage of dismouting speed, solved original device when dismantling the installation to the instrument net, the problem that dismouting speed is slower, thereby improved work efficiency.

Referring to fig. 1, a first sealing ring 14 is annularly bonded to the left side of the inner cavity of the cylinder cover 11 and the joint of the filter cylinder 1, the right side of the first sealing ring 14 is tightly attached to the left end of the filter cylinder 1, a second sealing ring 15 is bonded to the left side of the positioning plate 2, the left side of the second sealing ring 15 is tightly attached to the right side of the sliding plate 3, the filter cylinder 1 can be sealed by arranging the first sealing ring 14, and the sliding plate 3 and the positioning plate 2 can be sealed by arranging the second sealing ring 15.

Referring to fig. 1, an air inlet pipe 16 is communicated with the top of the filter cartridge 1 and positioned on the left side of the positioning plate 2, a valve is arranged on the outer surface of the air inlet pipe 16, and the air inlet of the filter cartridge 1 can be facilitated by arranging the air inlet pipe 16.

Referring to fig. 1 and 2, the front and the back of the concave frame 5 are welded with the limit plates 17, the front and the back of the inner cavity of the filter cartridge 1 are both provided with the limit grooves 18 used in cooperation with the limit plates 17, the outer surface of the limit plates 17 is slidably connected with the inner surface of the limit grooves 18, and the concave frame 5 can be guided and limited by the limit plates 17 and the limit grooves 18.

Referring to fig. 1 and 4, compression springs 19 are welded to the top and the bottom of the right side of the movable plate 7, fig. 1 shows a compressed state of the compression springs 19, a joint between the right end of the compression springs 19 and the cylinder 6 is welded, and the movable plate 7 can be restored to an initial state by the arrangement of the compression springs 19.

Referring to fig. 1, the right side of the filter cartridge 1 is communicated with an exhaust pipe 20, the right end of the exhaust pipe 20 is fixedly provided with a natural gas instrument body 21, the right side of the natural gas instrument body 21 is communicated with an exhaust pipe 22, and the exhaust pipe 20, the natural gas instrument body 21 and the exhaust pipe 22 are arranged to enable the natural gas instrument body 21 to normally operate.

When the filter screen 4 is required to be cleaned and maintained, the valve of the air inlet pipe 16 is closed, then the cylinder cover 11 is rotated, the inner surface of the cylinder cover 11 is rotated and moved to the left on the outer surface threads of the filter cylinder 1, meanwhile, the cylinder cover 11 drives the positioning seat 12 to rotate and move to the left, so that the cylinder cover 11 is separated from the left end of the filter cylinder 1, and the positioning block 10 is separated from the inner cavity of the groove 13, meanwhile, the pressure spring 19 pushes the movable plate 7 to slide to the left in the inner cavity of the cylinder body 6 under the reaction force, the movable plate 7 drives the movable rod 8 to move to the left, so that the movable rod 8 drives the drive plate 9 to move out of the inner cavity of the filter cylinder 1, then a worker pulls the drive plate 9 to move to the left, so that the drive plate 9 drives the concave frame 5 to move to the left, the concave frame 5 drives the limiting plate 17 to slide to the inner surface of, then the filter screen 4 is cleaned and maintained.

When the filter screen 4 needs to be installed, the limiting plate 17 corresponds to the limiting groove 18, then the sliding plate 3 is inserted into the inner cavity of the filter cartridge 1, so that the sliding plate 3 slides rightwards in the inner cavity of the filter cartridge 1, and the limiting plate 17 slides rightwards on the inner surface of the limiting groove 18, when the sliding plate 3 moves to be in contact with the second sealing ring 15, the groove 13 on the right side of the positioning seat 12 corresponds to the positioning block 10, then the cartridge cover 11 moves rightwards, so that the positioning block 10 is inserted into the inner cavity of the groove 13, then the positioning block 17 moves rightwards, so that the positioning block 12 extrudes the positioning block 10 to move rightwards, the positioning block 10 drives the driving plate 9 to move rightwards, the driving plate 9 drives the movable rod 8 to move rightwards, the movable rod 8 drives the movable plate 7 to slide rightwards in the inner cavity of the cartridge body 6 to extrude the pressure spring 19, meanwhile, the positioning seat 12 drives the inner surface of the groove 13 to rotate on the outer surface of the positioning block 10, so that the positioning seat 12 drives the driving plate 9 to move rightwards, the concave frame 5 drives the sliding plate 3 to move rightwards, the sliding plate 3 is tightly attached to the second sealing ring 15, sealing between the sliding plate 3 and the positioning plate 2 is guaranteed, meanwhile, the first sealing ring 14 guarantees sealing between the cylinder cover 11 and the filter cylinder 1, and accordingly installation of the filter screen 4 is achieved.

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. Natural gas instrument filter screen quick assembly disassembly device is including straining a section of thick bamboo (1), its characterized in that: the inner wall of the filter cylinder (1) is an annular fixedly connected with positioning plate (2), the inner cavity of the filter cylinder (1) is connected with a sliding plate (3) in a sliding manner on the left side of the positioning plate (2), a filter screen (4) is embedded in the left side of the sliding plate (3), the sliding plate (3) is arranged in the front and at the back of the left side of the sliding plate and at the outer side of the filter screen (4) and fixedly connected with a concave frame (5), a cylinder body (6) is fixedly connected to the left side of the concave frame (5), a movable plate (7) is connected to the inner cavity of the cylinder body (6) in a sliding manner, a movable rod (8) is welded on the left side of the movable plate (7), the left end of the movable rod (8) penetrates through the cylinder body (6) and is fixedly connected with a drive plate (9), a positioning block, the positioning seat (12) is fixedly connected to the right side of the barrel cover (11) and corresponds to the positioning block (10), a groove (13) matched with the positioning block (10) is formed in the right side of the positioning seat (12), and the inner surface of the groove (13) is rotatably connected with the outer surface of the positioning block (10).

2. The natural gas instrument filter screen quick assembly disassembly device of claim 1, characterized in that: the left side of cover (11) inner chamber and with strain the junction of a section of thick bamboo (1) and be the annular bonding and have first sealing washer (14), the right side of first sealing washer (14) and closely laminate with the left end of straining a section of thick bamboo (1), the left side of locating plate (2) bonds and has second sealing washer (15), the left side of second sealing washer (15) closely laminates with the right side of slide (3).

3. The natural gas instrument filter screen quick assembly disassembly device of claim 1, characterized in that: an air inlet pipe (16) is communicated with the top of the filter cartridge (1) and is positioned on the left side of the positioning plate (2), and a valve is arranged on the outer surface of the air inlet pipe (16).

4. The natural gas instrument filter screen quick assembly disassembly device of claim 1, characterized in that: limiting plates (17) are welded on the front and the back of the concave frame (5), limiting grooves (18) matched with the limiting plates (17) are formed in the front and the back of the inner cavity of the filter cartridge (1), and the outer surfaces of the limiting plates (17) are connected with the inner surfaces of the limiting grooves (18) in a sliding mode.

5. The natural gas instrument filter screen quick assembly disassembly device of claim 1, characterized in that: the top and the bottom on the right side of the movable plate (7) are both welded with a pressure spring (19), and the joint of the right end of the pressure spring (19) and the barrel body (6) is welded.

6. The natural gas instrument filter screen quick assembly disassembly device of claim 1, characterized in that: the right side of the filter cartridge (1) is communicated with an exhaust pipe (20), the right end of the exhaust pipe (20) is fixedly provided with a natural gas instrument body (21), and the right side of the natural gas instrument body (21) is communicated with an exhaust pipe (22).