CN220556065U - Check valve for gas compressor - Google Patents

Abstract

The utility model discloses a check valve for a gas compressor, comprising: the valve body, connect sealing mechanism setting on the valve body, connect sealing mechanism includes sealed lid, sealed lid sets up at the top of valve body, the surface mounting of valve body has the sealing washer with sealed lid looks adaptation, the draw-in groove has all been seted up to the left and right sides of sealed lid bottom, the fixture block with draw-in groove looks adaptation is installed at the top of valve body and the position that corresponds the draw-in groove. According to the utility model, the sealing cover and the valve body are conveniently detached through the mutual matching of the clamping groove, the clamping block, the supporting block, the fixed shaft, the adjusting plate, the connecting groove, the fixed plate, the threaded rod, the rotating block, the movable plate, the moving block, the positioning plate, the positioning groove and the positioning block, so that the disassembly and assembly process is simple and convenient, the disassembly and assembly efficiency is improved, the later-stage overhaul of the interior of the valve body is avoided, and the stability of the sealing cover and the valve body during connection is ensured.

Description

Check valve for gas compressor

Technical Field

The utility model relates to the technical field of check valves, in particular to a check valve for a gas compressor.

Background

The check valve is usually used in the gas compressor, and is a valve with a circular valve clack as an opening and closing part and used for blocking medium backflow by means of self weight and medium pressure, a sealing cover is mounted on the top of the check valve through a bolt, and the sealing cover is opened to facilitate maintenance of the inside of the check valve.

According to the application number: CN202221064147.3, the check valve, including the check valve main part, install the baffle structure in the check valve main part, the baffle structure contains baffle main part, sealing washer, connecting plate and spliced pole, a plurality of tooth's socket has evenly been seted up on the outer wall of baffle main part, sealing washer cover is established in the baffle main part, the connecting plate is installed on the outer wall of baffle main part, the spliced pole is installed on the connecting plate, slidable mounting has an installation slider on the connecting plate.

The case sealing cover and the check valve are fixed through the bolts, so that the sealing cover needs to be operated by external tools in the later period when being disassembled and assembled, the disassembling and assembling efficiency is reduced, the inside of the check valve is affected to be maintained and overhauled, and the flexibility in use is reduced.

Disclosure of Invention

The present utility model aims to provide a check valve for a gas compressor to solve the problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a check valve for a gas compressor, comprising:

a valve body;

the connecting sealing mechanism is arranged on the valve body and comprises a sealing cover, the sealing cover is arranged at the top of the valve body, sealing rings matched with the sealing cover are arranged on the surface of the valve body, clamping grooves are formed in the left side and the right side of the bottom of the sealing cover, clamping blocks matched with the clamping grooves are arranged at the top of the valve body and correspond to the clamping grooves, and the top of each clamping block penetrates through the clamping grooves and extends to the inner wall of each clamping groove to be in contact with the inner wall of each clamping groove;

and the disassembly and assembly fixing mechanism is arranged on the valve body.

Preferably, the disassembly and assembly fixing mechanism comprises supporting blocks, the number of the supporting plates is two, the supporting blocks are respectively arranged at the tops of the left side and the right side of the valve body, a fixing shaft is movably connected in a groove at the top of the supporting blocks through a bearing, and an adjusting plate is arranged at the top end of the fixing shaft.

Preferably, a connecting groove is formed in the bottom of the adjusting plate and is far away from one side of the fixed shaft, a fixed plate is mounted on the inner wall of the connecting groove, a threaded rod is movably connected in a groove at the top of the fixed plate through a bearing, the top end of the threaded rod penetrates through the connecting groove and extends to the outer side of the connecting groove, and a rotating block is mounted at the top end of the threaded rod.

Preferably, the surface threaded connection of threaded rod has the fly leaf, the movable block is all installed to the left and right sides of fly leaf bottom, the bottom of movable block is from last to running through spread groove and fixed plate in proper order down and extend to the outside of fixed plate.

Preferably, the bottoms of the two moving blocks positioned on the same side are fixedly connected through a positioning plate, and the bottoms of the positioning plate are in contact with the top of the sealing cover.

Preferably, the left and right sides of locating plate bottom all has seted up the constant head tank, the locating piece is installed at the top of sealed lid and the position that corresponds the constant head tank, the top of locating piece runs through the constant head tank and extends to its inside and the inner wall mutual contact of constant head tank.

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

1. according to the utility model, the sealing cover and the valve body are conveniently detached through the mutual matching of the clamping groove, the clamping block, the supporting block, the fixed shaft, the adjusting plate, the connecting groove, the fixed plate, the threaded rod, the rotating block, the movable plate, the moving block, the positioning plate, the positioning groove and the positioning block, so that the disassembly and assembly process is simple and convenient, the disassembly and assembly efficiency is improved, the later-stage overhaul of the interior of the valve body is avoided, and the stability of the sealing cover and the valve body during connection is ensured.

2. According to the utility model, the sealing ring is arranged, so that the tightness between the valve body and the sealing cover is improved.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a cross-sectional view of a front view of the structure of the present utility model;

fig. 3 is a sectional view showing the structure of the attachment seal mechanism and the attachment/detachment fixing mechanism according to the present utility model in front view.

In the figure: the valve comprises a valve body 1, a connecting and sealing mechanism 2, a sealing cover 21, a sealing ring 22, a clamping groove 23, a clamping block 24, a disassembly and assembly fixing mechanism 3, a supporting block 31, a fixing shaft 32, an adjusting plate 33, a connecting groove 34, a fixing plate 35, a threaded rod 36, a rotating block 37, a movable plate 38, a moving block 39, a positioning plate 310, a positioning groove 311 and a positioning block 312.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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. 1-3, a check valve for a gas compressor, comprising: the valve body 1 and the connection sealing mechanism 2, the connection sealing mechanism 2 sets up on the valve body 1, the connection sealing mechanism 2 includes sealed lid 21, sealed lid 21 sets up at the top of valve body 1, the bottom of sealed lid 21 contacts each other with the top of valve body 1, the fixed surface of valve body 1 is connected with the sealing washer 22 with sealed lid 21 looks adaptation, the inner wall of sealing washer 22 contacts each other with the surface of sealed lid 21, draw-in groove 23 has all been seted up to the left and right sides of sealed lid 21 bottom, the top of valve body 1 just corresponds the fixture block 24 of the position fixedly connected with and the draw-in groove 23 looks adaptation of draw-in groove 23, the top of fixture block 24 runs through draw-in groove 23 and extends to its inside and the inner wall mutual contact of draw-in groove 23.

By providing the seal ring 22, the sealability between the valve body 1 and the seal cover 21 is improved.

The disassembly and assembly fixing mechanism 3, the disassembly and assembly fixing mechanism 3 is arranged on the valve body 1, the disassembly and assembly fixing mechanism 3 comprises supporting blocks 31, the number of the supporting blocks 31 is two and the top of the left side and the right side of the valve body 1 is respectively installed, a fixed shaft 32 is movably connected in a groove at the top of the supporting blocks 31 through a bearing, an adjusting plate 33 is fixedly connected to the top of the fixed shaft 32, a connecting groove 34 is formed in the bottom of the adjusting plate 33 and one side far away from the fixed shaft 32, a fixed plate 35 is fixedly connected to the inner wall of the connecting groove 34, a threaded rod 36 is movably connected to the groove at the top of the fixed plate 35 through a bearing, the top of the threaded rod 36 penetrates through the connecting groove 34 and extends to the outer part of the threaded rod 36, a rotating block 37 is fixedly connected to the top of the threaded rod 36, the bottom of the rotating block 37 is in rotary contact with the top of the adjusting plate 33, a movable plate 38 is in threaded connection with the surface of the threaded rod 38, the surface of the movable plate 38 is in sliding contact with the inner wall of the connecting groove 34, a movable plate 39 is fixedly connected to the left side and right side of the bottom of the movable plate 38, the movable plate 39 sequentially penetrates through the connecting groove 34 and the fixed plate 35 from top to the outer part of the fixed plate 35, the top of the fixed plate 35 is positioned outside the fixed plate 310, the top of the fixed plate 310 is positioned at the same side, the top of the fixed plate 311 is in contact with the top of the fixed positioning block 311, and the top of the positioning block is in contact with the positioning groove 311, and the positioning groove 311 is in contact with the top of the positioning groove 311.

Further, the fixing rod is installed at the top of the locating plate 310, the fixing groove is formed in the bottom of the adjusting plate 33 and corresponds to the fixing rod, the top end of the fixing rod penetrates through the fixing groove and extends to the inner wall of the fixing groove to be in contact with the inner wall of the fixing groove, and the stability of the locating plate 310 during movement is improved through the fixing rod and the fixing groove.

Specifically, the rotating block 37 is rotated, the rotating block 37 drives the threaded rod 36 to rotate, the threaded rod 36 drives the movable plate 38 to move upwards, the movable plate 38 drives the positioning plate 310 to move upwards through the moving block 39, the positioning plate 310 drives the positioning groove 311 and the positioning block 312 to separate, the positioning plate 310 and the sealing cover 21 are separated, then the adjusting plate 33 is rotated, the adjusting plate 33 rotates 180 degrees around the fixed shaft 32 to move, the sealing cover 21 can be pulled upwards, the sealing cover 21 drives the clamping groove 23 and the clamping block 24 to separate, and the sealing cover 21 can be detached, so that the valve body 1 is convenient to maintain and overhaul.

Through the mutually supporting of draw-in groove 23, fixture block 24, supporting shoe 31, fixed axle 32, regulating plate 33, spread groove 34, fixed plate 35, threaded rod 36, rotatory piece 37, fly leaf 38, movable block 39, locating plate 310, constant head tank 311 and locating piece 312 to conveniently tear sealed lid 21 and valve body 1 open, make its dismouting process simple and convenient, improved dismouting efficiency, avoided influencing the later stage and overhauld the inside of valve body 1, guaranteed the stability when sealed lid 21 and valve body 1 are connected simultaneously.

To sum up: the check valve for the gas compressor solves the problems set forth in the background art by the mutual matching of the clamping groove 23, the clamping block 24, the supporting block 31, the fixed shaft 32, the adjusting plate 33, the connecting groove 34, the fixed plate 35, the threaded rod 36, the rotating block 37, the movable plate 38, the moving block 39, the positioning plate 310, the positioning groove 311 and the positioning block 312.

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 (6)

1. A check valve for a gas compressor, comprising:

a valve body (1);

the connecting sealing mechanism (2), the connecting sealing mechanism (2) is arranged on the valve body (1), the connecting sealing mechanism (2) comprises a sealing cover (21), the sealing cover (21) is arranged at the top of the valve body (1), a sealing ring (22) matched with the sealing cover (21) is arranged on the surface of the valve body (1), clamping grooves (23) are formed in the left side and the right side of the bottom of the sealing cover (21), clamping blocks (24) matched with the clamping grooves (23) are arranged at the top of the valve body (1) and correspond to the positions of the clamping grooves (23), and the top of each clamping block (24) penetrates through the clamping grooves (23) and extends to the inner wall of each clamping groove (23) to be in contact with the inner wall of each clamping groove (23);

and the disassembly and assembly fixing mechanism (3), and the disassembly and assembly fixing mechanism (3) is arranged on the valve body (1).

2. A check valve for a gas compressor as set forth in claim 1, wherein: the disassembly and assembly fixing mechanism (3) comprises two supporting blocks (31), the two supporting blocks (31) are respectively arranged at the tops of the left side and the right side of the valve body (1), a fixing shaft (32) is movably connected in a groove at the top of the supporting blocks (31) through a bearing, and an adjusting plate (33) is arranged at the top end of the fixing shaft (32).

3. A check valve for a gas compressor as set forth in claim 2, wherein: the bottom of regulating plate (33) and one side of keeping away from fixed axle (32) have seted up spread groove (34), install fixed plate (35) on the inner wall of spread groove (34), be connected with threaded rod (36) through the bearing activity in the recess at fixed plate (35) top, the top of threaded rod (36) runs through spread groove (34) and extends to its outside, rotary block (37) are installed on the top of threaded rod (36).

4. A check valve for a gas compressor as set forth in claim 3, wherein: the surface threaded connection of threaded rod (36) has fly leaf (38), movable block (39) are all installed to the left and right sides of fly leaf (38) bottom, the bottom of movable block (39) is from last to running through spread groove (34) and fixed plate (35) in proper order down and extend to the outside of fixed plate (35).

5. A check valve for a gas compressor as defined in claim 4, wherein: the bottoms of the two moving blocks (39) positioned on the same side are fixedly connected through a positioning plate (310), and the bottoms of the positioning plate (310) are in contact with the top of the sealing cover (21).

6. A check valve for a gas compressor as defined in claim 5, wherein: locating grooves (311) are formed in the left side and the right side of the bottom of the locating plate (310), locating blocks (312) are mounted at the top of the sealing cover (21) and correspond to the locating grooves (311), and the top of each locating block (312) penetrates through the corresponding locating groove (311) and extends to the inside of the locating groove to be in contact with the inner wall of the corresponding locating groove (311).