CN213711893U

CN213711893U - Pressure reducing valve with multi-stage speed reduction

Info

Publication number: CN213711893U
Application number: CN202022212513.2U
Authority: CN
Inventors: 李小容
Original assignee: Clp Xinyuan Shenyang Power Equipment Co ltd
Current assignee: Clp Xinyuan Shenyang Power Equipment Co ltd
Priority date: 2020-10-06
Filing date: 2020-10-06
Publication date: 2021-07-16
Anticipated expiration: 2030-10-06

Abstract

The utility model discloses a relief pressure valve with multistage retardations, including device body and spring ejector pin, set up on device body top and run through to the inside mounting groove of device body, and the inside of mounting groove is pasted and is had the mounting groove, the inside of mounting groove is pasted and is had second sealing rubber, device body top is provided with and runs through to the inside first device shell of mounting groove, and the inside one end of first device shell installs the cooperation piece, the inside one end of keeping away from the cooperation piece of first device shell is installed first installation piece, and installs the rotary valve who runs through to first device shell top through the bearing on the inside top of first installation piece. This relief pressure valve with multistage retardance rotates in the outside of second bolt through the nut and drives fourth sealing rubber and throw off from the device body, takes out from the mounting groove is inside through first device shell simultaneously for the device can be better when using change the device.

Description

Pressure reducing valve with multi-stage speed reduction

Technical Field

The utility model relates to a valve gear technical field specifically is a relief pressure valve with multistage retardance.

Background

The relief pressure valve is one kind and adjusts pressure through the size of adjusting the hole, uses the relief pressure valve to reduce import pressure to a certain specific pressure, adjusts for the pressure of the export that the device needs to the energy of medium itself is adjusted pressure for export pressure can automatic remain stable a valve, and traditional relief pressure valve that has multistage slow-down can satisfy people's user demand basically, but still has certain problem, specific problem as follows:

1. when most of pressure reducing valves with multi-stage speed reduction in the current market are used, the whole valve needs to be disassembled to replace the valve when the valve is damaged, so that the device is troublesome to maintain when in use;

2. most of pressure reducing valves with multistage retardands in the existing market are not convenient enough in installation due to device connection, so that the device is not stable enough in connection and sealing when in use, and the phenomenon of leakage is easy to occur.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a relief pressure valve with multistage retardance to the maintenance that proposes in solving above-mentioned background art is convenient not enough and sealed effect is not good the problem that the phenomenon of leaking appears easily.

In order to achieve the above object, the utility model provides a following technical scheme: a pressure reducing valve with multi-level retarding comprises a device body and a spring ejector rod, wherein the top end of the device body is provided with a mounting groove penetrating into the device body, the mounting groove is pasted inside the mounting groove, second sealing rubber is pasted inside the mounting groove, the top end of the device body is provided with a first device shell penetrating into the mounting groove, a matching block is installed at one end inside the first device shell, a first installation block is installed at one end, far away from the matching block, inside the first device shell, a rotating valve penetrating to the top end of the first device shell is installed at the top end inside the first installation block through a bearing, a first bevel gear is installed at the bottom end of the rotating valve, a nut body is installed at one end, far away from the matching block, inside the first installation block through a bearing, and a lead screw penetrating into the matching block is installed at one end of the nut body, the lead screw is characterized in that a second conical nut is installed at one end of a nut body outside the lead screw, a plugging block is sleeved at one end, close to a matching block, of the lead screw, a guide rod penetrating through a first installation block is installed at the bottom end, close to one end of the first installation block, of the plugging block, a second installation block is installed at the top end of the two ends of a first device shell, a fourth sealing rubber is pasted at the bottom end of the second installation block, second bolts penetrating through the second installation block are installed at the two ends of the top end of the device body, nuts are sleeved at the top ends of the outer sides of the second bolts, installation plates are installed at the two ends of the device body, one end, far away from the guide pipe, of the installation plate is pasted with the first sealing rubber, guide pipes penetrating through the installation plates are evenly installed at the two ends, far away from the sliding groove, of the guide pipes are evenly hinged with second hinge, and one end of the first hinged rod, which is far away from the guide pipe, is hinged with a moving block, and a first bolt penetrating through the guide pipe is arranged inside the moving block.

Preferably, the second device shell is installed at both ends of the interior of the device body, and spring ejector rods are evenly installed at one end of the interior of the second device shell.

Preferably, the first bolt is connected with the guide pipe through threads, and the first bolt and the guide pipe form a locking structure.

Preferably, one end of the spring ejector rod is provided with a penetrating plug, the inner wall of the second device shell outside the plug is pasted with third sealing rubber, and one end, far away from the plug, of the second device shell is uniformly provided with through holes.

Preferably, the nut is connected with the second bolt through threads, and the nut and the second bolt form a detachable structure.

Preferably, the top end of the second mounting block is provided with a sliding groove, and a sliding block which penetrates through the top end of the second mounting block and is connected with the nut is arranged inside the sliding groove.

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

1. the device body, the first device shell and the second bolt are mounted, the nut is rotated on the outer side of the second bolt to drive the second mounting block to drive the fourth sealing rubber to be separated from the device body, and meanwhile, the first device shell is taken out from the inside of the mounting groove, so that the device can be better replaced when in use;

2. meanwhile, the device is inserted into a through hole in the pipeline through a guide pipe by installing a first bolt, a moving block and a first hinge rod, the moving block is driven to move when the first bolt starts to rotate by rotating the first bolt, the first hinge rod and a second hinge rod are extruded by the moving block, and the first sealing rubber is contacted with the pipeline for sealing, so that the device can be better sealed when in use;

3. the device is through installing rotation valve, first conical gear and lead screw simultaneously, rotates through rotating the first conical gear of valve drive, drives the nut body when first conical gear is in the pivoted and rotates, rotates through nut body drive lead screw simultaneously, drives the sprue when the lead screw is in the pivoted and removes for the device can be better when using uses the device, improves the life of device.

Drawings

FIG. 1 is a front view of the cross-sectional structure of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a right side view of the structure of the present invention;

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

FIG. 5 is an enlarged view of the portion B of FIG. 1 according to the present invention;

fig. 6 is an enlarged schematic view of the part C in fig. 1 according to the present invention.

In the figure: 1. a device body; 2. a plug; 3. a first bolt; 4. moving the block; 5. a first hinge lever; 6. a second hinge lever; 7. a conduit; 8. a first sealing rubber; 9. a second sealing rubber; 10. a first device housing; 11. rotating the valve; 12. a first bevel gear; 13. a second bolt; 14. a second device housing; 15. a chute; 16. a spring ejector rod; 17. a through hole; 18. mounting a plate; 19. mounting grooves; 20. a screw rod; 21. a nut body; 22. a second tapered nut; 23. a first mounting block; 24. a guide bar; 25. blocking; 26. a matching block; 27. a nut; 28. a slider; 29. a third sealing rubber; 30. a fourth sealing rubber; 31. and a second mounting block.

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.

Referring to fig. 1-6, the present invention provides an embodiment: a pressure reducing valve with multi-stage retarding comprises a device body 1 and spring ejector rods 16, wherein the top end of the device body 1 is provided with a mounting groove 19 penetrating into the device body 1, second device shells 14 are mounted at two ends inside the device body 1, the spring ejector rods 16 are uniformly mounted at one ends inside the second device shells 14, and when the pressure reducing valve is used, a plug 2 can be better extruded through the spring ejector rods 16 inside the second device shells 14, so that the pressure of the device can be buffered and reduced when the pressure reducing valve is used;

one end of each spring ejector rod 16 is provided with a penetrating plug 2, third sealing rubber 29 is adhered to the inner wall of a second device shell 14 on the outer side of each plug 2, through holes 17 are uniformly formed in one end, far away from each plug 2, of each second device shell 14, and when the device is used, after the second device shells are separated from the third sealing rubber 29 through the plugs 2, media can better flow out through the through holes 17, so that the device can better buffer the pressure of the device when in use;

a mounting groove 19 is adhered inside the mounting groove 19, a second sealing rubber 9 is adhered inside the mounting groove 19, a first device shell 10 penetrating into the mounting groove 19 is arranged at the top end of the device body 1, a matching block 26 is arranged at one end inside the first device shell 10, a first mounting block 23 is arranged at one end, far away from the matching block 26, inside the first device shell 10, a rotating valve 11 penetrating into the top end of the first device shell 10 is arranged at the top end inside the first mounting block 23 through a bearing, a first bevel gear 12 is arranged at the bottom end of the rotating valve 11, a nut body 21 is arranged at one end, far away from the matching block 26, inside the first mounting block 23, a screw rod 20 penetrating into the matching block 26 is arranged at one end of the nut body 21, outside the screw rod 20, a second bevel nut 22 is arranged at one end of the nut body 21, and a blocking block 25 is sleeved outside the screw rod 20 and close to, a guide rod 24 penetrating through the first mounting block 23 is mounted at the bottom end of one end, close to the first mounting block 23, of the blocking block 25, and second mounting blocks 31 are mounted at the top ends of the two ends of the first device shell 10;

the top end of the second mounting block 31 is provided with a sliding groove 15, and a sliding block 28 which penetrates through the top end of the second mounting block 31 and is connected with a nut 27 is arranged inside the sliding groove 15, so that the sliding block 28 can better move inside the sliding groove 15 when the device is used, and the nut 27 can be better assisted to rotate when the device is used;

a fourth sealing rubber 30 is adhered to the bottom end of the second mounting block 31, a second bolt 13 penetrating through the second mounting block 31 is installed at both ends of the top end of the device body 1, and a nut 27 is sleeved at the top end of the outer side of the second bolt 13;

the nut 27 is connected with the second bolt 13 through threads, the nut 27 and the second bolt 13 form a detachable structure, and the nut 27 can better rotate on the outer side of the second bolt 13 when in use, so that the device can be better replaced when damaged;

mounting plates 18 are mounted at two ends of a device body 1, first sealing rubber 8 is pasted at one end, far away from the device body 1, of each mounting plate 18, guide pipes 7 penetrating through the mounting plates 18 are uniformly mounted at two ends, far away from a first device shell 10, of the device body 1, second hinge rods 6 are uniformly hinged at one ends, far away from sliding grooves 15, of the guide pipes 7, one ends, far away from the guide pipes 7, of the second hinge rods 6 are hinged with first hinge rods 5, moving blocks 4 are hinged at one ends, far away from the guide pipes 7, of the first hinge rods 5, and first bolts 3 penetrating through the guide pipes 7 are arranged inside the moving blocks 4;

first bolt 3 is connected through the screw thread with pipe 7, and first bolt 3 constitutes locking structure with pipe 7, can be better when using rotate in the inside of pipe 7 through first bolt 3 for the device can be better when using install.

The working principle is as follows: when the pressure reducing valve with the multistage retarding is used, the pressure reducing valve is inserted into the existing mounting hole through the guide pipe 7, the moving block 4 is driven to move by rotating the first bolt 3, the first hinge rod 5 is driven to extrude the second hinge rod 6 when the moving block 4 moves, and the first hinge rod 5 and the second hinge rod 6 are sealed with the device through the first sealing rubber 8 when being extruded and rotated, so that the device can be mounted more quickly and better sealed when in use, meanwhile, the spring ejector rod 16 is extruded through the plug 2, and the pressure of the device can be better buffered after the spring ejector rod 16 is extruded,

the first bevel gear 12 is driven to rotate by rotating the valve 11, the second bevel nut 22 is driven to rotate when the first bevel gear 12 rotates, meanwhile, the second cone nut 22 drives the nut body 21 to rotate, when the nut body 21 rotates, the screw rod 20 is driven to move, meanwhile, the lead screw 20 drives the block 25 to move, and the guide rod 24 guides the block 25, so that the device can be better controlled when in use, when the device needs to be maintained, the sliding block 28 is driven to move in the sliding groove 15 by rotating the nut 27 when the nut 27 rotates, simultaneously through first device shell 10 from the inside of mounting groove 19 take out for the device can be better when using dismantle with the installation, do above the utility model discloses a whole theory of operation.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a relief pressure valve with multistage retardantly, includes device body (1) and spring ejector pin (16), its characterized in that: the device is characterized in that a mounting groove (19) penetrating into the device body (1) is formed in the top end of the device body (1), the mounting groove (19) is pasted in the mounting groove (19), second sealing rubber (9) is pasted in the mounting groove (19), a first device shell (10) penetrating into the mounting groove (19) is arranged at the top end of the device body (1), a matching block (26) is installed at one end of the interior of the first device shell (10), a first installation block (23) is installed at one end, far away from the matching block (26), of the interior of the first device shell (10), a rotating valve (11) penetrating into the top end of the first device shell (10) is installed at the top end of the interior of the first device shell (10) through a bearing, a first conical gear (12) is installed at the bottom end of the rotating valve (11), one end, far away from the matching block (26), of the interior of the first installation block (23) is installed with a nut body, and one end of the nut body (21) is provided with a screw rod (20) penetrating through the inside of the matching block (26), one end of the nut body (21) outside the screw rod (20) is provided with a second conical nut (22), one end of the outer side of the screw rod (20) close to the matching block (26) is sleeved with a block (25), the block (25) close to the bottom end of one end of the first mounting block (23) is provided with a guide rod (24) penetrating through the first mounting block (23), the top ends of the two ends of the first device shell (10) are provided with second mounting blocks (31), the bottom end of each second mounting block (31) is adhered with fourth sealing rubber (30), the two ends of the top end of the device body (1) are provided with second bolts (13) penetrating through the second mounting blocks (31), the top end of the outer side of each second bolt (13) is sleeved with a nut (27), the two ends of the device body (1) are provided with mounting plates (, and the one end that device body (1) was kept away from in mounting panel (18) is pasted and is had first sealing rubber (8), device body (1) is kept away from first device shell (10) both ends and is evenly installed pipe (7) that run through mounting panel (18), and pipe (7) keep away from even articulated second hinge bar (6) of spout (15) one end, the one end that pipe (7) were kept away from in second hinge bar (6) all articulates there is first hinge bar (5), and the one end that pipe (7) were kept away from in first hinge bar (5) articulates there is removal piece (4), remove the inside first bolt (3) that runs through pipe (7) that is provided with of piece (4).

2. A pressure reducing valve with multi-speed relief according to claim 1, wherein: the device is characterized in that second device shells (14) are mounted at two ends inside the device body (1), and spring ejector rods (16) are uniformly mounted at one ends inside the second device shells (14).

3. A pressure reducing valve with multi-speed relief according to claim 1, wherein: the first bolt (3) is connected with the guide pipe (7) through threads, and the first bolt (3) and the guide pipe (7) form a locking structure.

4. A pressure reducing valve with multi-speed relief according to claim 2, wherein: one end of the spring ejector rod (16) is provided with a penetrating plug (2), the inner wall of a second device shell (14) on the outer side of the plug (2) is pasted with third sealing rubber (29), and one end, far away from the plug (2), of the second device shell (14) is evenly provided with a through hole (17).

5. A pressure reducing valve with multi-speed relief according to claim 1, wherein: the nut (27) is connected with the second bolt (13) through threads, and the nut (27) and the second bolt (13) form a detachable structure.

6. A pressure reducing valve with multi-speed relief according to claim 1, wherein: the top end of the second mounting block (31) is provided with a sliding groove (15), and a sliding block (28) penetrating to the top end of the second mounting block (31) and connected with a screw cap (27) is arranged inside the sliding groove (15).