CN114087250A

CN114087250A - Detachable filtering structure of hydraulic valve

Info

Publication number: CN114087250A
Application number: CN202111423261.0A
Authority: CN
Inventors: 陈梅; 臧其刚
Original assignee: Pizhou Hongsheng Hydraulic Components Co ltd
Current assignee: Pizhou Hongsheng Hydraulic Components Co ltd
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2022-02-25

Abstract

The invention discloses a detachable filtering structure of a hydraulic valve, which belongs to the technical field of hydraulic valves, when fluid passes through a filter plate, a filter hole on the surface of the filter plate is often blocked due to more impurities on the surface of the filter plate, and meanwhile, the traditional technology is inconvenient for cleaning the impurities on the surface of the filter plate, so that the filter plate is troublesome to clean; through making the worm rotate, worm drive worm wheel rotates, and the worm wheel makes dwang and fixed disk rotate, and the fixed disk passes through the connecting plate and makes the clearance brush rotate, clearance brush clearance impurity to convenient realization the clearance of filter surface impurity, and then the effectual convenience that has improved the clearance filter, and avoided leading to the filtration pore to be blockked up because of the impurity on filter surface is more.

Description

Detachable filtering structure of hydraulic valve

Technical Field

The invention relates to the technical field of hydraulic valves, in particular to a detachable filtering structure of a hydraulic valve.

Background

A hydraulic valve: the hydraulic valve is an automatic element operated by pressure oil, is controlled by the pressure oil of a distribution valve, is usually combined with an electromagnetic distribution valve for use, and can be used for remotely controlling the connection and disconnection of oil, gas and water pipeline systems of hydropower stations. It is commonly used for oil circuits of clamping, controlling, lubricating and the like. The device is divided into a direct-acting type and a pilot type, and is of a multi-purpose pilot type; the hydraulic drive is used to control the pressure, flow and direction of the fluid. The pressure control valve is used for controlling pressure, the flow control valve is used for controlling flow, and the direction control valve is used for controlling on, off and flow direction; meanwhile, the control according to the direction is divided into: check valve and switching-over valve, the pressing force control divide into: relief valves, pressure reducing valves and sequence valves. The prior art has the following problems when dismantling the filter plate in the hydraulic valve:

1. in the prior art, when the filter plate in the hydraulic valve needs to be disassembled, the filter plate in the hydraulic valve is mostly disassembled after the hydraulic valve is integrally disassembled, so that the filter plate is not convenient to disassemble;

2. when fluid passes through the filter plate, the filter holes on the surface of the filter plate are often blocked due to more impurities on the surface of the filter plate, and meanwhile, the traditional technology is inconvenient for cleaning the impurities on the surface of the filter plate, so that the cleaning of the filter plate is troublesome;

3. in the prior art, the hydrovalve inlet tube after the installation exposes in external environment with outside water pipe mostly, because the inlet tube of hydrovalve lacks the protection with the junction of outside water pipe, when the inlet tube suffered external force collision with the junction of outside water pipe, often lead to the junction impaired because of external force collision, for this reason, we propose the detachable filtration of hydraulic valve and be used for solving above-mentioned problem.

Disclosure of Invention

The invention aims to provide a detachable filtering structure of a hydraulic valve, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a detachable filtration of hydraulic valve, includes the hydrovalve body, one side fixedly connected with of hydrovalve body connecting pipe of intaking, the inside of connecting pipe of intaking can be dismantled there is the filter, the spread groove has been seted up to the outer wall of connecting pipe of intaking, the outer wall of connecting pipe of intaking is equipped with installation disassembly body, installation disassembly body's surface is equipped with clearance mechanism, one side that the hydrovalve body is close to the connecting pipe of intaking is equipped with protection machanism.

As a preferred technical scheme of the invention, one side of the hydraulic valve body, which is far away from the water inlet connecting pipe, is fixedly connected with a water outlet connecting pipe, and the inner wall of the connecting groove is symmetrically and fixedly provided with a sealing gasket.

As a preferred technical scheme of the invention, the mounting and dismounting mechanism comprises an arc-shaped block, the outer wall of the arc-shaped block is in movable contact with the inner wall of the connecting groove, both sides of the arc-shaped block are provided with limiting holes, the surface of the arc-shaped block is fixedly connected with a connecting ring, the outer wall of the connecting ring is in movable contact with the outer wall of the sealing gasket, and the outer wall of the filtering plate is fixedly connected with the inner wall of the connecting ring.

As a preferred technical scheme of the invention, first guide grooves are symmetrically formed in the outer wall of the water inlet connecting pipe, the inner walls of the two first guide grooves are connected with first guide blocks in a sliding manner, telescopic rods are fixedly mounted on the inner walls of the two first guide grooves, the piston end of each telescopic rod is fixedly connected with one side of each first guide block, telescopic springs are movably sleeved on the outer walls of the two telescopic rods, one ends of the telescopic springs are fixedly connected with the inner walls of the first guide grooves, and the other ends of the telescopic springs are fixedly connected with one sides of the first guide blocks.

As a preferable technical scheme of the invention, one side of each of the two first guide blocks, which is far away from the telescopic rod, is fixedly connected with a limiting rod, and the limiting rods penetrate through the water inlet connecting pipe and are movably inserted into the inner walls of the limiting holes.

As a preferable technical scheme of the invention, pull rods are fixedly arranged on the surfaces of the two first guide blocks, and grips are fixedly arranged at one ends of the two pull rods far away from the first guide blocks.

As a preferred technical scheme, the cleaning mechanism comprises a rotating rod, one end of the rotating rod is rotatably connected with one side of the filter plate, a fixed disc is fixedly arranged on the outer wall of the rotating rod, connecting plates are uniformly and fixedly connected to the outer wall of the fixed disc, cleaning brushes are uniformly and fixedly arranged on one side of the connecting plate, and one end, far away from the connecting plate, of each cleaning brush is in movable contact with one side of the filter plate.

As a preferable technical scheme of the invention, a worm wheel is fixedly arranged at one end of the rotating rod, which is far away from the filter plate, a worm is rotatably connected to the surface of the arc-shaped block, the worm penetrates through the connecting ring and is rotatably connected with the connecting ring, the worm is meshed with the worm wheel, and a first handle is fixedly arranged at one end of the worm, which is far away from the worm wheel.

According to a preferable technical scheme, the protection mechanism comprises two arc-shaped protection plates, one side of one arc-shaped protection plate is symmetrically provided with a groove, one side of the other arc-shaped protection plate is symmetrically and fixedly provided with a protrusion, the inner walls of the protrusion and the groove are movably inserted, one side of the hydraulic valve body, which is close to the water inlet connecting pipe, is symmetrically provided with second guide grooves, the inner walls of the two second guide grooves are respectively connected with a second guide block in a sliding mode, one side of each second guide block is respectively and fixedly connected with a connecting rod, one end, far away from the second guide block, of each connecting rod is fixedly connected with the arc-shaped protection plate, two sides of the hydraulic valve body are respectively and rotatably connected with a threaded rod, and the threaded rods penetrate through the second guide grooves and are in threaded rotary connection with the second guide blocks.

As a preferable technical scheme of the invention, elastic gaskets are fixedly arranged on the inner walls of the two arc-shaped protection plates, and a second handle is fixedly arranged at one end of each of the two threaded rods.

Compared with the prior art, the invention has the beneficial effects that:

1. the worm rotates to drive the worm wheel to rotate, the worm wheel rotates the rotating rod and the fixed disk, the fixed disk rotates the cleaning brush through the connecting plate, and the cleaning brush cleans impurities on the surface of the filter plate, so that the cleaning of the impurities on the surface of the filter plate is conveniently realized, the convenience of cleaning the filter plate is effectively improved, and the blockage of the filter holes due to more impurities on the surface of the filter plate is avoided;

2. the first guide block slides by pulling the pull rod, the telescopic rod and the telescopic spring are contracted by the first guide block, and meanwhile, the limiting rod synchronously moves and is separated from the limiting hole by the first guide block, so that the filter plate in the hydraulic valve body is conveniently and quickly disassembled, and the convenience for disassembling the filter plate is effectively improved;

3. through rotating two threaded rods, two threaded rods make two second guide blocks slide in opposite directions, and two second guide blocks make two arc guard plates remove through two connecting rods to make the arch insert to the inside of recess, thereby convenient realization the protection of connecting pipe and outside water piping connection department of intaking, and then avoided leading to the connecting department of connecting pipe and outside water piping of intaking impaired because of external force collision.

Drawings

FIG. 1 is a schematic diagram of the external structure of the hydraulic valve body of the present invention,

FIG. 2 is an enlarged view of the portion A of FIG. 1 according to the present invention,

FIG. 3 is a schematic view of the connection between the water inlet connection pipe and the filter plate according to the present invention,

FIG. 4 is a schematic view of the separation of the water inlet connection pipe and the filter plate according to the present invention,

FIG. 5 is an enlarged view of the portion B of FIG. 4 according to the present invention,

FIG. 6 is an enlarged view of the portion C of FIG. 4 according to the present invention,

FIG. 7 is a schematic sectional view of a water inlet pipe according to the present invention,

FIG. 8 is a schematic diagram of the separation of the arcuate fender of the present invention.

In the figure: 1. a hydraulic valve body; 11. a water outlet connecting pipe; 12. a water inlet connecting pipe; 13. a filter plate; 14. connecting grooves; 15. sealing gaskets; 2. mounting a dismounting mechanism; 21. an arc-shaped block; 22. a limiting hole; 23. a connecting ring; 24. a first guide groove; 25. a first guide block; 26. a limiting rod; 27. a telescopic rod; 28. a tension spring; 29. a pull rod; 3. a grip; 4. a cleaning mechanism; 41. rotating the rod; 42. fixing the disc; 43. a connecting plate; 44. cleaning the brush; 45. a worm gear; 46. a worm; 47. a first handle; 5. a protection mechanism; 51. an arc-shaped protection plate; 52. a groove; 53. a protrusion; 54. an elastic pad; 55. a second guide groove; 56. a second guide block; 57. a connecting rod; 58. a threaded rod; 59. a second handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b): as shown in figures 1-8, the invention provides a detachable filter structure of a hydraulic valve, which comprises a hydraulic valve body 1, wherein one side of the hydraulic valve body 1 is fixedly connected with a water inlet connecting pipe 12, the water inlet connecting pipe 12 can be connected with an external water inlet pipe, a filter plate 13 can be detached inside the water inlet connecting pipe 12, the filter plate 13 can filter impurities in fluid to prevent the impurities from entering the interior of the hydraulic valve body 1, the outer wall of the water inlet connecting pipe 12 is provided with a connecting groove 14, the connecting groove 14 can facilitate the installation of the filter plate 13, the outer wall of the water inlet connecting pipe 12 is provided with an installation and disassembly mechanism 2, the installation and disassembly mechanism 2 can conveniently realize the installation and disassembly of the filter plate 13, the surface of the installation and disassembly mechanism 2 is provided with a cleaning mechanism 4, the cleaning mechanism 4 can clean the impurities on the surface of the filter plate 13 to prevent filter holes on the surface of the filter plate 13 from being blocked, one side of the hydraulic valve body 1 close to the water inlet connecting pipe 12 is provided with a protection mechanism 5, the protection mechanism 5 can protect the junction of the water inlet connecting pipe 12 and the external water inlet pipe, and the junction of the water inlet connecting pipe 12 and the external water pipe is prevented from being damaged.

Furthermore, one side of the hydraulic valve body 1, which is far away from the water inlet connecting pipe 12, is fixedly connected with a water outlet connecting pipe 11, the water outlet connecting pipe 11 can facilitate the flow of filtered fluid, and a sealing gasket 15 is symmetrically and fixedly mounted on the inner wall of the connecting groove 14.

Further, installation detaching mechanism 2 is including arc piece 21, the outer wall of arc piece 21 and the inner wall movable contact of spread groove 14, arc piece 21 can insert the inner wall at spread groove 14, spacing hole 22 has all been seted up to the both sides of arc piece 21, the fixed surface of arc piece 21 is connected with go-between 23, the outer wall of go-between 23 and seal gasket 15's outer wall movable contact, seal gasket 15 can effectual improvement go-between 23 and spread groove 14 the leakproofness, avoid not being filtered fluid inflow hydrovalve body 1's inside, the outer wall of filter 13 and the inner wall fixed connection of go-between 23.

Further, first guide way 24 has been seted up to the outer wall symmetry of connecting pipe 12 that intakes, the equal sliding connection of inner wall of two first guide ways 24 has first guide block 25, first guide block 25 can be along the inner wall horizontal slip of first guide way 24, the equal fixed mounting of inner wall of two first guide ways 24 has telescopic link 27, one side fixed connection of piston end and first guide block 25 of telescopic link 27, the equal movable sleeve of outer wall of two telescopic links 27 is equipped with expanding spring 28, telescopic link 27 can effectual improvement expanding spring 28's stability, expanding spring 28's the one end and the inner wall fixed connection of first guide way 24, expanding spring 28's the other end and one side fixed connection of first guide block 25, can promote first guide block 25 horizontal direction when telescopic link 27 and expanding spring 28 extend and slide.

Further, two equal fixedly connected with gag lever post 26 in one side that telescopic link 27 was kept away from to first guide block 25, first guide block 25 can promote gag lever post 26 horizontal migration, gag lever post 26 runs through into water connecting pipe 12 and spacing hole 22's inner wall activity and pegs graft, insert spacing hole 22's inside back when gag lever post 26, realization arc 21 that can be convenient is fixed with water connecting pipe 12, thereby realize go-between 23's fixed and filter 13's fixed mounting, after gag lever post 26 and spacing hole 22 separation, be convenient for the staff dismantles filter 13.

Further, pull rods 29 are fixedly mounted on the surfaces of the two first guide blocks 25, the pull rods 29 enable the first guide blocks 25 to horizontally slide by pulling the pull rods 29, handles 3 are fixedly mounted at the ends, far away from the first guide blocks 25, of the two pull rods 29, and the handles 3 can facilitate workers to pull the pull rods 29.

Further, clearance mechanism 4 is including dwang 41, dwang 41's one end and one side of filter 13 are rotated and are connected, dwang 41's outer wall fixed mounting has fixed disk 42, dwang 41 can drive fixed disk 42 and rotate, fixed disk 42's outer wall evenly distributed fixedly connected with connecting plate 43, one side evenly distributed fixed mounting of connecting plate 43 has clearance brush 44, fixed disk 42 can make clearance brush 44 rotate through connecting plate 43, the one end that connecting plate 43 and one side swing joint of filter 13 were kept away from to clearance brush 44, the surperficial impurity of filter 13 can be cleared up to the clearance brush 44 of pivoted state, avoid impurity more and lead to the surperficial filtration pore blocking of filter 13.

Further, one end of the rotating rod 41 far away from the filter plate 13 is fixedly provided with a worm wheel 45, the worm wheel 45 can enable the rotating rod 41 to rotate, the surface of the arc-shaped block 21 is rotatably connected with a worm 46, the worm 46 penetrates through the connecting ring 23 and is rotatably connected with the connecting ring 23, the worm 46 is meshed with the worm wheel 45 and is connected with the worm 46, the worm 46 can drive the worm wheel 45 to rotate through rotating the worm 46, one end of the worm 46 far away from the worm wheel 45 is fixedly provided with a first handle 47, and the first handle 47 can enable the worm 46 to rotate through a knob.

Further, the protection mechanism 5 comprises two arc-shaped protection plates 51, the arc-shaped protection plates 51 in a joint state can protect the joint of the water inlet connecting pipe 12 and an external water pipe, one side of one arc-shaped protection plate 51 is symmetrically provided with a groove 52, one side of the other arc-shaped protection plate 51 is symmetrically and fixedly provided with a protrusion 53, the protrusion 53 is movably inserted into the inner wall of the groove 52, after the protrusion 53 is inserted into the groove 52, the stability of the two arc-shaped protection plates 51 after the joint can be effectively improved, one side of the hydraulic valve body 1, which is close to the water inlet connecting pipe 12, is symmetrically provided with a second guide groove 55, the inner walls of the two second guide grooves 55 are both in sliding connection with a second guide block 56, the second guide block 56 can horizontally slide along the inner wall of the second guide groove 55, one side of the two second guide blocks 56 is both fixedly connected with a connecting rod 57, one end of the connecting rod 57, which is far away from the second guide block 56, is fixedly connected with the arc-shaped protection plates 51, the second guide block 56 can enable the arc-shaped protection plate 51 to move horizontally through the connecting rod 57, the two sides of the hydraulic valve body 1 are connected with threaded rods 58 in a rotating mode, the threaded rods 58 penetrate through the second guide grooves 55 and are connected with the second guide block 56 in a rotating mode through threads, and the threaded rods 58 can drive the second guide block 56 to slide horizontally by rotating the threaded rods 58.

Further, the inner walls of the two arc-shaped protection plates 51 are fixedly provided with elastic gaskets 54, the elastic gaskets 54 have certain contractibility, the outer wall of an external water pipe can be prevented from being abraded, one ends of the two threaded rods 58 are fixedly provided with second handles 59, and the second handles 59 can enable the threaded rods 58 to rotate through the knob second handles 59.

The working principle is as follows: when the impurities on the surface of the filter plate 13 are more, a worker passes through the knob of the first handle 47, the first handle 47 drives the worm 46 to rotate, the worm 46 drives the worm wheel 45 to rotate, the worm wheel 45 enables the rotating rod 41 and the fixed disk 42 to rotate, the fixed disk 42 enables the cleaning brushes 44 to rotate through the three connecting plates 43, the cleaning brushes 44 rotate and clean the impurities on the surface of the filter plate 13, and the filter holes on the surface of the filter plate 13 are prevented from being blocked due to the excessive impurities, so that the impurities on the surface of the filter plate 13 are conveniently cleaned, the convenience of cleaning the filter plate 13 is effectively improved, and the filter holes are prevented from being blocked due to the more impurities on the surface of the filter plate 13;

when the filter plate 13 needs to be disassembled, the worker respectively pulls the two handles 3, the two handles 3 enable the two first guide blocks 25 to horizontally slide along the inner walls of the corresponding first guide grooves 24 through the two pull rods 29, the two telescopic rods 27 and the two telescopic springs 28 are contracted when the two first guide blocks 25 horizontally slide, meanwhile, the two limiting rods 26 are enabled to synchronously move by the two first guide blocks 25, the two limiting rods 26 are enabled to be separated from the corresponding limiting holes 22, then the arc-shaped block 21 is manually taken out, the arc-shaped block 21, the connecting ring 23 and the filter plate 13 are separated from the water inlet connecting pipe 12, so that the filter plate 13 is conveniently and quickly disassembled, and the convenience for disassembling the filter plate 13 is effectively improved;

when the junction of connecting pipe 12 and outside water pipe of intaking needs to be protected, the staff turns on two second handles 59 respectively, two second handles 59 make two threaded rods 58 rotate, two threaded rods 58 make two second guide blocks 56 along the inner wall horizontal slip of the second guide way 55 that corresponds when rotating, and two second guide blocks 56 are the sliding state in opposite directions, two second guide blocks 56 make two arc guard plates 51 remove in opposite directions through two connecting rods 57, stop two second handles 59 of knob again after protruding 53 inserts the inside to recess 52, thereby convenient realization the protection of connecting pipe 12 and outside water pipe junction of intaking, and then avoided causing the junction impaired because of external force collision.

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. The utility model provides a detachable filtration of hydraulic valve door, includes hydrovalve body (1), its characterized in that: one side fixedly connected with of hydrovalve body (1) is intake connecting pipe (12), the inside of intake connecting pipe (12) can be dismantled there is filter (13), spread groove (14) have been seted up to the outer wall of intake connecting pipe (12), the outer wall of intake connecting pipe (12) is equipped with installation disassembly body (2), the surface of installation disassembly body (2) is equipped with clearance mechanism (4), one side that hydrovalve body (1) is close to intake connecting pipe (12) is equipped with protection machanism (5).

2. The removable filter structure of hydraulic valve according to claim 1, wherein: one side fixedly connected with that hydrovalve body (1) kept away from into water connecting pipe (12) goes out water connecting pipe (11), the inner wall symmetry fixed mounting of spread groove (14) has seal gasket (15).

3. The removable filter structure of hydraulic valve according to claim 2, wherein: installation detaching mechanism (2) are including arc piece (21), the outer wall of arc piece (21) and the inner wall movable contact of spread groove (14), spacing hole (22) have all been seted up to the both sides of arc piece (21), the fixed surface of arc piece (21) is connected with go-between (23), the outer wall movable contact of the outer wall of go-between (23) and seal gasket (15), the outer wall of filter (13) and the inner wall fixed connection of go-between (23).

4. The removable filter structure of hydraulic valve according to claim 3, wherein: first guide way (24), two have been seted up to the outer wall symmetry of connecting pipe of intaking (12) the equal sliding connection of inner wall of first guide way (24) has first guide block (25), two the equal fixed mounting of inner wall of first guide way (24) has telescopic link (27), one side fixed connection of the piston end of telescopic link (27) and first guide block (25), two the equal movable sleeve of outer wall of telescopic link (27) is equipped with expanding spring (28), the one end of expanding spring (28) and the inner wall fixed connection of first guide way (24), one side fixed connection of the other end of expanding spring (28) and first guide block (25).

5. The removable filter structure of hydraulic valve of claim 4, wherein: two equal fixedly connected with gag lever post (26) in one side that telescopic link (27) were kept away from in first guide block (25), gag lever post (26) run through the inner wall activity grafting of connecting pipe (12) and spacing hole (22) of intaking.

6. The removable filter structure of hydraulic valve of claim 4, wherein: the surface of the two first guide blocks (25) is fixedly provided with a pull rod (29), and the end, away from the first guide blocks (25), of the pull rod (29) is fixedly provided with a handle (3).

7. The removable filter structure of hydraulic valve according to claim 3, wherein: clearance mechanism (4) are including dwang (41), the one end of dwang (41) and one side of filter (13) are rotated and are connected, the outer wall fixed mounting of dwang (41) has fixed disk (42), the outer wall evenly distributed fixedly connected with connecting plate (43) of fixed disk (42), one side evenly distributed fixed mounting of connecting plate (43) has clearance brush (44), one end of connecting plate (43) and one side movable contact of filter (13) are kept away from in clearance brush (44).

8. The removable filter structure of hydraulic valve of claim 7, wherein: dwang (41) keep away from the one end fixed mounting of filter (13) has worm wheel (45), the surface rotation of arc piece (21) is connected with worm (46), worm (46) run through go-between (23) and go-between (23) rotate the connection, worm (46) and worm wheel (45) meshing are connected, worm (46) keep away from the one end fixed mounting of worm wheel (45) and have first handle (47).

9. The removable filter structure of hydraulic valve according to claim 1, wherein: protection machanism (5) are including two arc guard plates (51), one recess (52) are seted up to the one side symmetry of arc guard plate (51), another one side symmetry fixed mounting of arc guard plate (51) has arch (53), the inner wall activity of arch (53) and recess (52) is pegged graft, second guide way (55), two have been seted up to one side symmetry that hydrovalve body (1) is close to water connecting pipe (12) the equal sliding connection of inner wall of second guide way (55) has second guide block (56), two the equal fixedly connected with connecting rod (57) in one side of second guide block (56), the one end and the arc guard plate (51) fixed connection of second guide block (56) are kept away from in connecting rod (57), the both sides of hydrovalve body (1) are all rotated and are connected with threaded rod (58), threaded rod (58) run through second guide way (55) and second guide block (56) screw thread rotation and are connected.

10. The removable filter structure of hydraulic valve of claim 9, wherein: two the equal fixed mounting of inner wall of arc guard plate (51) has elastic gasket (54), two the equal fixed mounting of one end of threaded rod (58) has second handle (59).