CN112066025B

CN112066025B - Hydraulic valve with lubricating function

Info

Publication number: CN112066025B
Application number: CN202010920176.4A
Authority: CN
Inventors: 张国亚
Original assignee: Zhejiang Kaiwei Intelligent Automatic Control System Co ltd
Current assignee: Hangzhou Kaiwei Valve Group Co ltd
Priority date: 2020-09-04
Filing date: 2020-09-04
Publication date: 2023-01-13
Anticipated expiration: 2040-09-04
Also published as: CN112066025A

Abstract

The invention relates to the field of hydraulic valves, in particular to a hydraulic valve with a lubricating function, which comprises a valve body, a pipeline, a pressure relief mechanism, a speed reducing mechanism, a rotating mechanism, a lubricating mechanism and a telescopic mechanism, wherein the pipeline is arranged on the valve body; through pressure relief mechanism's setting, the pressure of free regulation rivers, avoid too big water pressure to break the spare part in the valve, the service life of valve has been improved, through reduction gears's setting, can control the valve ball, thereby realize playing the switch action to the rivers in the pipeline, in addition the effect through reduction gears, thereby the required strength of rotation has been reduced, through lubricating mechanism's setting, can be with the high blowout from the end of lubricating oil circulation, make every spare part in the gear chamber can both be contacted, its lubricated effect has been guaranteed, through rotating-structure's setting, can be through switching the steering column, can drive first pivot through unilateral reciprocating rotation and rotate, through telescopic mechanism's setting, can prolong the dwang, more laborsaving when conveniently rotating.

Description

Hydraulic valve with lubricating function

Technical Field

The invention relates to the field of hydraulic valves, in particular to a hydraulic valve with a lubricating function.

Background

The hydraulic valve is an automatic element operated by pressure oil, is controlled by the pressure oil of a pressure distribution valve, is usually combined with an electromagnetic pressure 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 often used for clamping, controlling, lubricating and other oil passages. The direct-acting type and the pilot type are divided into a multi-purpose pilot type.

General hydrovalve is at lubricated in-process, mostly annotates the lubricating oil into the gear box, then the gear that is located the gear box top can't obtain abundant lubrication to the lubricating oil, and the general rotation of large-scale hydrovalve is more labourious, and the hydrovalve steering column of fixed length causes the unable smooth rotation hydrovalve of the less operator of strength, wastes time and energy, has reduced work efficiency.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a hydraulic valve with a lubricating function.

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a hydrovalve with lubricating function, includes valve body, pipeline, pressure relief mechanism, reduction gears, slewing mechanism, lubricated mechanism and telescopic machanism, the both ends fixedly connected with of valve body the pipeline, the inside of valve body is equipped with and is used for adjusting hydraulic pressure relief mechanism, the valve body is close to pressure relief mechanism's inside is equipped with and is used for circulating lubricating oil lubricated mechanism, the inside of valve body is equipped with and is used for the switching hydrovalve reduction gears, the outside of valve body is equipped with and is used for the operation reduction gears is just reversing slewing mechanism, slewing mechanism's one end is connected with and is used for laborsaving operation slewing mechanism pivoted telescopic machanism.

Specifically, pressure release mechanism is including pressure release post, pressure release piece, pressure release mouth, support pole, first spring, slide pipe and spacing groove, the inside slip on valve body top has four the pressure release post, the bottom mounting of pressure release post has the slide pipe, the inside slip of slide pipe has support pole, the bottom that supports the pole extends to the outside of slide pipe bottom, just the winding has on the lateral wall of slide pipe first spring, the top of first spring is fixed in the bottom and the bottom mounting of pressure release post are in support on the inner wall of pole, the bottom conflict of support pole has the pressure release piece, pressure release piece sliding connection in the inside of valve body, the bottom of pressure release piece is equipped with the pressure release mouth, the bottom of pressure release mouth communicate in the pipeline.

Specifically, reduction gears includes first pivot, gear chamber, first gear, second pivot, second gear, third gear, fourth gear third pivot, valve ball and sealing plug, the inside of valve body top one side is rotated and is had first pivot, the inside of valve body is equipped with the gear chamber, the bottom of first pivot is located the inside in gear chamber just is fixed with first gear, one side meshing of first gear has the second gear, the middle part of second gear is fixed with the second pivot, the second pivot rotate connect in the inside and the middle part of valve body are fixed with the third gear, the bottom meshing of third gear has the fourth gear, the middle part of fourth gear bottom is fixed with the third pivot, the bottom mounting of third pivot has the valve ball, the valve ball is located the inside and the diameter of pipeline are greater than the diameter of pipeline, the valve ball rotate connect in the inside of valve body, the top threaded connection of valve body has the sealing plug, the bottom communicate in the gear chamber.

Specifically, the lubricating mechanism comprises a water inlet, a fifth rotating shaft, a poke rod, a water outlet, an oil injection port, an oil inlet, an oil pumping cavity and a fifth gear, the water inlet is formed in one side of the pressure relief block, the fifth rotating shaft rotates in the water inlet, the poke rods are fixed on the side wall of the fifth rotating shaft, the water outlet is formed in one side, close to the third rotating shaft, of the interior of the valve body, the bottom end of the water outlet is communicated with the pipeline, the water inlet is communicated with the water outlet, the oil pumping cavity is formed in the interior of the valve body, one end, deviating from the poke rods, of the fifth rotating shaft is located in the oil pumping cavity, the fifth gears are arranged in the oil pumping cavity, the two fifth gears are meshed with each other, one of the fifth gears is fixed at the end of the fifth rotating shaft, the oil inlet is communicated with one side of the oil pumping cavity, one end of the oil injection port is communicated with one side of the bottom end of the gear cavity, and the oil injection port is communicated with the top end of the gear cavity.

Specifically, slewing mechanism includes rotation box, first pivot, fourth pivot, ratchet, support piece, second spring, cam and steering column, the top of first pivot is equipped with rotate the box, the inside of rotating the box rotates to have the fourth pivot, the bottom mounting of fourth pivot is in the top of first pivot, be fixed with on the lateral wall of fourth pivot the ratchet, two support the piece rotate connect in rotate one side of box, support the middle part of piece with be fixed with between the inner wall of rotating the box the second spring, two support and be equipped with between the piece and be L form the steering column, the steering column is located rotate the inside one end of box and be fixed with the cam, the cam is contradicted in one of them the lateral wall of support piece, one of them support the piece deviates from the one end of cam is contradicted in on the lateral wall of ratchet, the lateral wall of rotating the box is fixed with first pivot.

Specific, telescopic machanism includes second dwang, first fixed block, second fixed block, sixth gear, chain, dead lever, third dwang, gag lever post and third spring, the inside of first dwang slides and has the second dwang, the inside of second dwang slides and has the third dwang, the second dwang is located the inside one end of first dwang is fixed with two the dead lever rotates between two dead levers has two the sixth gear, two the meshing has between the sixth gear the chain, be fixed with on the lateral wall on first dwang top first fixed block, the bottom fixed connection of first fixed block in one side on chain top, the third dwang is located the inside one end of first dwang is fixed with the second fixed block, second fixed block fixed connection in one side of chain bottom, the second dwang deviates from the top of first dwang one end rotates and has the gag lever post, the bottom of gag lever post one end with be fixed with between the top of second dwang the third spring contradicts, the gag lever post one end in the top of third dwang deviates from.

The invention has the beneficial effects that:

(1) The hydraulic valve with the lubricating function can freely adjust the pressure of water flow according to actual use requirements, avoids the situation that excessive water pressure rushes out parts in the hydraulic valve, and prolongs the service life of the hydraulic valve.

(2) The hydraulic valve with the lubricating function can control the valve ball through the arrangement of the speed reducing mechanism, so that the water flow in a pipeline is switched, in addition, the force required by rotation is reduced through the action of the speed reducing gear, lubricating oil can be circularly sprayed from bottom to top through the arrangement of the lubricating mechanism, so that each part in a gear cavity can be contacted, so that the lubricating effect is ensured, namely, when the hydraulic valve needs to be opened, the first rotating shaft rotates through the rotating mechanism, the first rotating shaft drives the first gear to be meshed with the second gear to rotate, the third gear fixedly connected to the second gear through the second rotating shaft is synchronously driven, the third gear in rotation then drives the fourth gear, and the valve ball fixedly connected to the third rotating shaft continuously rotates, finally, the hydraulic valve is in an open state, when the hydraulic valve needs to be closed, the hydraulic valve can be closed by reversely rotating the first rotating shaft, so that a valve ball can be controlled, the pipeline opening and closing effect is realized, in addition, the force required by rotation is reduced by the effect of the reduction gear, namely, a proper amount of lubricating oil is injected into the gear cavity by opening the sealing plug, after water flow passes through the water inlet, a plurality of poke rods are driven to rotate in the valve body, the poke rods drive the fifth rotating shaft to rotate, so that two gears in the oil pumping cavity are meshed with each other, the two gears generate suction force, the lubricating oil in the gear cavity is sucked from the oil inlet at the bottom end and is pushed to the oil nozzle at the top end of the gear cavity to be sprayed out after passing through the oil pumping cavity, the lubricating oil can be circularly sprayed out from the bottom to the high degree, and all parts in the gear cavity can be contacted, thereby ensuring the lubricating effect thereof.

(3) The hydraulic valve with the lubricating function can drive the first rotating shaft to rotate through unilateral reciprocating rotation by arranging the rotating structure, the rotating rod can be prolonged by arranging the telescopic mechanism, and the hydraulic valve is more labor-saving when convenient to rotate.

Drawings

The invention is further illustrated by the following examples in conjunction with the drawings.

Fig. 1 is a schematic structural diagram illustrating an overall structure of a preferred embodiment of a hydraulic valve having a lubricating function according to the present invention;

FIG. 2 is a schematic view showing a connection structure of the valve body, the pipe, the pressure relief mechanism, the speed reduction mechanism and the lubrication mechanism shown in FIG. 1;

FIG. 3 is an enlarged view of the portion A shown in FIG. 1;

FIG. 4 is an enlarged view of the portion B shown in FIG. 2;

FIG. 5 is a schematic view of a connection structure between the pressure relief post and the limiting groove shown in FIG. 2;

FIG. 6 is a schematic view of the lubrication mechanism shown in FIG. 2;

FIG. 7 is a schematic structural view of the rotating mechanism shown in FIG. 3;

FIG. 8 is a schematic view showing a coupling structure of the rotating mechanism and the retracting mechanism shown in FIG. 3;

fig. 9 is a schematic structural view of the telescoping mechanism shown in fig. 3.

In the figure: 1. a valve body, 2, a pipeline, 3, a pressure relief mechanism, 31, a pressure relief column, 32, a pressure relief block, 33, a pressure relief opening, 34, a support rod, 35, a first spring, 36, a sliding pipe, 37, a limiting groove, 4, a speed reducing mechanism, 41, a first rotating shaft, 42, a gear cavity, 43, a first gear, 44, a second rotating shaft, 45, a second gear, 46, a third gear, 47, a fourth gear, 48, a third rotating shaft, 49, a valve ball, 49a, a sealing plug, 5, a rotating mechanism, 51, a rotating box, 52, a first rotating rod, 53 and a fourth rotating shaft, 54, a ratchet wheel, 55, a butting block, 56, a second spring, 57, a cam, 58, a steering rod, 6, a lubricating mechanism, 61, a water inlet, 62, a fifth rotating shaft, 63, a poking rod, 64, a water outlet, 65, an oil nozzle, 66, an oil inlet, 67, an oil pumping cavity, 68, a fifth gear, 7, a telescopic mechanism, 71, a second rotating rod, 72, a first fixed block, 73, a second fixed block, 74, a sixth gear, 75, a chain, 76, a fixed rod, 77, a third rotating rod, 78, a limiting rod, 79 and a third spring.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 9, the hydraulic valve with a lubricating function according to the present invention includes a valve body 1, a pipeline 2, a pressure relief mechanism 3, a speed reduction mechanism 4, a rotating mechanism 5, a lubricating mechanism 6, and a telescopic mechanism 7, wherein the pipeline 2 is fixedly connected to two ends of the valve body 1, the pressure relief mechanism 3 for adjusting water pressure is disposed inside the valve body 1, the lubricating mechanism 6 for circulating lubricating oil is disposed inside the valve body 1 close to the pressure relief mechanism 3, the speed reduction mechanism 4 for opening and closing the hydraulic valve is disposed inside the valve body 1, the rotating mechanism 5 for operating the speed reduction mechanism 4 to rotate forward and backward is disposed outside the valve body 1, and one end of the rotating mechanism 5 is connected to the telescopic mechanism 7 for operating the rotating mechanism 5 to rotate in a labor saving manner.

Specifically, the pressure relief mechanism 3 includes a pressure relief column 31, a pressure relief block 32, a pressure relief opening 33, a support rod 34, a first spring 35, a sliding tube 36 and a limiting groove 37, the inside of the top end of the valve body 1 slides to have four pressure relief columns 31, the bottom end of the pressure relief column 31 is fixed with the sliding tube 36, the inside of the sliding tube 36 slides to have the support rod 34, the bottom end of the support rod 34 extends to the outside of the bottom end of the sliding tube 36, the side wall of the sliding tube 36 is wound with the first spring 35, the top end of the first spring 35 is fixed to the bottom end of the pressure relief column 31, the bottom end of the first spring 35 is fixed to the inner wall of the support rod 34, the bottom end of the support rod 34 is abutted against the pressure relief block 32, the pressure relief block 32 is slidably connected to the inside of the valve body 1, the bottom end of the pressure relief block 32 is provided with the pressure relief opening 33, the bottom end of the pressure relief opening 33 is communicated with the pipeline 2, when the water pressure in the hydraulic valve needs to be adjusted, firstly, the pressure required to be relieved is calculated, then a certain number of hydraulic columns 31 are used according to the pressure required to be relieved, the pressure relief columns 31 are rotated to enable the hydraulic columns 31 to be separated from the limit of the limit grooves 37 and then slide towards the inside of the valve body 1, when the pressure relief columns 31 slide to a proper position, the pressure relief columns 31 are rotated, the pressure relief columns 31 are clamped in the brake valve body 1, the bottom ends of the pressure relief columns 31 abut against the pressure relief blocks 32, the pressure relief columns 31 are operated successively according to the same operation, in the using process, when the pressure of water flow is high, the pressure relief blocks 32 are pushed in an abutting mode, the first springs 35 in the pressure relief columns 31 automatically contract to offset the pressure, when the pressure is high, the pressure relief blocks 32 are enabled to slide to expose the water inlets 61, so that the pressure relief effect is achieved, and the actual using requirements can be met, the pressure intensity of water flow is freely adjusted, so that parts in the hydraulic valve are prevented from being damaged by excessive water pressure, and the service life of the hydraulic valve is prolonged.

Specifically, the speed reducing mechanism 4 includes a first rotating shaft 41, a gear cavity 42, a first gear 43, a second rotating shaft 44, a second gear 45, a third gear 46, a fourth gear 47, a third rotating shaft 48, a valve ball 49 and a sealing plug 49a, the first rotating shaft 41 rotates inside one side of the top end of the valve body 1, the gear cavity 42 is disposed inside the valve body 1, the bottom end of the first rotating shaft 41 is located inside the gear cavity 42 and fixed with the first gear 43, one side of the first gear 43 is engaged with the second gear 45, the middle of the second gear 45 is fixed with the second rotating shaft 44, the second rotating shaft 44 is rotatably connected inside the valve body 1 and fixed with the third gear 46 in the middle, the bottom end of the third gear 46 is engaged with the fourth gear 47, the middle of the bottom end of the fourth gear 47 is fixed with the third rotating shaft 48, the valve ball 49 is fixed to the bottom end of the third rotating shaft 48, the valve ball 49 is located inside the pipeline 2 and has a diameter larger than that of the pipeline 2, the third rotating shaft 48 is connected to the third rotating shaft 41, the third rotating shaft 49 is connected to the third rotating shaft 41, when the third rotating shaft 41 is required, the third rotating shaft 49 is connected to the hydraulic valve ball 49, the hydraulic valve ball is connected to the hydraulic valve 1, the hydraulic valve ball is connected to the hydraulic valve 41, the hydraulic valve ball is in a, the hydraulic valve is connected to the hydraulic valve 41, the hydraulic valve 5, the hydraulic valve 41, the hydraulic valve is opened, the hydraulic valve is connected to the hydraulic valve, the hydraulic valve 5 is connected to be in a, the hydraulic valve when the hydraulic valve, the hydraulic valve 1, the hydraulic valve is opened, the hydraulic valve is connected to be closed, the valve ball 49 can thus be controlled to effect opening and closing of the pipe 2, additionally by the action of the reduction gear, thereby reducing the force required for rotation.

Specifically, the lubricating mechanism 6 includes a water inlet 61, a fifth rotating shaft 62, a toggle rod 63, a water outlet 64, an oil injection port 65, an oil inlet 66, an oil pumping cavity 67 and a fifth gear 68, the water inlet 61 is disposed on one side of the pressure relief block 32, the fifth rotating shaft 62 is rotated in the water inlet 61, the plurality of toggle rods 63 are fixed on the side wall of the fifth rotating shaft 62, the water outlet 64 is disposed on one side of the inside of the valve body 1 close to the third rotating shaft 48, the bottom end of the water outlet 64 is communicated with the pipeline 2, the water inlet 61 is communicated with the water outlet 64, the oil pumping cavity 67 is disposed inside the valve body 1, one end of the fifth rotating shaft 62, which is away from the toggle rod 63, is disposed inside the oil pumping cavity 67, two fifth gears 68 are disposed inside the oil pumping cavity 67, the two fifth gears 68 are engaged with each other and one of the fifth gears 68 is fixed at the end of the fifth rotating shaft 62, one of the oil inlet 67 is communicated with the oil inlet 66, one end of the oil injection port 67 is communicated with the oil injection port 65, the oil injection port 66 is communicated with the gear cavity 42, and the oil injection port 42 is rotated from the top end of the oil pumping cavity 42, so that the oil injection port 42 is pushed by the rotating plug 42, and the rotating in the rotating shaft 42, and the rotating shaft 42, so that each component in the gear chamber 42 can be contacted, thereby ensuring its lubricating effect.

Specifically, the rotating mechanism 5 includes a rotating box 51, a first rotating rod 52, a fourth rotating shaft 53, a ratchet wheel 54, a resisting block 55, a second spring 56, a cam 57 and a steering rod 58, the rotating box 51 is arranged at the top end of the first rotating shaft 41, the fourth rotating shaft 53 rotates inside the rotating box 51, the bottom end of the fourth rotating shaft 53 is fixed at the top end of the first rotating shaft 41, the ratchet wheel 54 is fixed on the side wall of the fourth rotating shaft 53, the two resisting blocks 55 are rotatably connected to one side of the rotating box 51, the second spring 56 is fixed between the middle part of the resisting block 55 and the inner wall of the rotating box 51, the steering rod 58 in an L shape is arranged between the two resisting blocks 55, and the cam 57 is fixed at one end of the steering rod 58 located inside the rotating box 51, the cam 57 abuts against the side wall of one of the abutting blocks 55, one end of one of the abutting blocks 55, which is away from the cam 57, abuts against the side wall of the ratchet wheel 54, the first rotating rod 52 is fixed on the side wall of the rotating box 51, and since the steering rod 58 on the rotating box 51 is biased to one side when the first rotating shaft 41 needs to be rotated, the cam 57 in the rotating box 51 abuts against one of the abutting blocks 55, so that the abutting block 55 abuts against the side wall of the ratchet wheel 54, the rotating box 51 is driven to rotate through the first rotating rod 52, the inner abutting block 55 causes the ratchet wheel 54 to deflect, and the first rotating shaft 41 is rotated to the required number of turns by continuous reciprocating rotation of the first rotating rod 52, thereby achieving the use requirement.

Specifically, telescopic machanism 7 includes second dwang 71, first fixed block 72, second fixed block 73, sixth gear 74, chain 75, dead lever 76, third dwang 77, gag lever post 78 and third spring 79, the inside of first dwang 52 slides and has second dwang 71, the inside of second dwang 71 slides and has third dwang 77, second dwang 71 is located the inside one end of first dwang 52 is fixed with two dead lever 76 rotates between two dead levers 76 has two sixth gear 74, two the meshing has between the sixth gear 74 the chain 75, be fixed with on the lateral wall on first dwang 52 top first fixed block 72, the bottom fixed connection of first fixed block 72 in one side on chain 75 top, third dwang 77 is located the inside one end of first dwang 52 is fixed with second fixed block 73, second fixed block 73 fixed connection in one side of chain 75 bottom, second dwang 71 deviates from the top of first dwang 52 one end is rotated and is had gag lever post 78, the bottom of gag lever post 78 one end with be fixed with third spring 79 between the top of second dwang 71, gag lever post 78 deviates from the one end of second dwang 71 contradict in the top of third dwang 77, because when having the inconvenient rotation of the first dwang 52 of fixed length and rotating box 51, then stimulate second dwang 71, then two sixth gears 74 in the second dwang 71 begin to rotate under the slip of second dwang 71, then fixed connection is under the drive of chain 75 in the second fixed block 73 of third dwang 77, cause the second to arrive the first dwang 77 of pole 71 roll-off and the same roll-off of third dwang 77 also when, after the third spring 79 automatically returns to a proper position after sliding out, the limiting rod 78 is clamped on the surface of the third rotating rod 77, so that the rotating rod can be prolonged, and labor is saved during rotation.

When the hydraulic valve is used, because when the water pressure in the hydraulic valve needs to be adjusted, firstly, the pressure required to be decompressed is calculated, then a certain number of hydraulic columns 31 are used according to the pressure required to be decompressed, the pressure-releasing columns 31 are rotated to enable the hydraulic columns 31 to be separated from the limit of the limiting grooves 37 and then slide towards the inside of the valve body 1, when the pressure-releasing columns 31 slide to a proper position, the pressure-releasing columns 31 are rotated, the pressure-releasing columns 31 are clamped in the brake valve body 1, the bottom ends of the pressure-releasing columns 31 abut against the pressure-releasing blocks 32, the plurality of pressure-releasing columns 31 are operated successively according to the same operation, in the using process, the pressure of water flow is larger, the pressure of the water flow abuts against and pushes the pressure-releasing blocks 32, the first springs 35 in the plurality of pressure-releasing columns 31 can contract automatically to offset the pressure, when the pressure is larger, the water inlet 61 can be exposed after the pressure-releasing columns 32 slide, so that the pressure-releasing effect is achieved, and therefore, the water flow of the hydraulic valve can be adjusted freely according to the actual using requirements of the hydraulic valve, the excessive pressure can be prevented from damaging parts in the hydraulic valve, and the service life of the hydraulic valve can be prolonged; when the hydraulic valve needs to be opened, the first rotating shaft 41 is rotated through the rotating mechanism 5, the first rotating shaft 41 drives the first gear 43 to be meshed with the second gear 45 to rotate, the third gear 46 fixedly connected to the second gear 45 through the second rotating shaft 44 is synchronously driven, the rotating third gear 46 then drives the fourth gear 47, the valve ball 49 fixedly connected to the third rotating shaft 48 is in a continuous rotation state and is finally in an opened state, when the hydraulic valve needs to be closed, the first rotating shaft 41 is reversely rotated to close the hydraulic valve, so that the valve ball 49 can be controlled, the opening and closing of the pipeline 2 are realized, and in addition, the force required by rotation is reduced through the action of the reduction gear; since the sealing plug 49a is firstly uncovered, a proper amount of lubricating oil is injected into the gear cavity 42, after water flows through the water inlet 61, the plurality of poke rods 63 are driven to rotate in the valve body 1, the poke rods 63 drive the fifth rotating shaft 62 to rotate, two gears in the oil pumping cavity 67 are meshed with each other, so that suction force is generated, the lubricating oil in the gear cavity 42 is sucked from the oil inlet 66 at the bottom end and is pushed to the oil injection port 65 at the top end of the gear cavity 42 to be sprayed out after passing through the oil pumping cavity 67, the lubricating oil can be circularly sprayed out from bottom to top, and each part in the gear cavity 42 can be contacted, so that the lubricating effect of the lubricating oil is ensured; when the first rotating shaft 41 needs to be rotated, the steering rod 58 on the rotating box 51 is biased to one side, the cam 57 in the rotating box 51 is abutted against one of the abutting blocks 55, so that the abutting block 55 is abutted against the side wall of the ratchet wheel 54, the rotating box 51 is driven to rotate through the first rotating rod 52, the inner abutting block 55 causes the ratchet wheel 54 to deflect, the first rotating shaft 52 is continuously rotated in a reciprocating manner, and the first rotating shaft 41 can be rotated to the required number of turns, so that the use requirement is realized; when the first rotating rod 52 with the fixed length is inconvenient to rotate the rotating box 51, the second rotating rod 71 is pulled, two sixth gears 74 in the second rotating rod 71 start to rotate under the sliding of the second rotating rod 71, the second fixing block 73 fixedly connected to the third rotating rod 77 is driven by the chain 75, the second rotating rod 71 slides out of the first rotating rod 52, meanwhile, the third rotating rod 77 also slides out similarly, after the second rotating rod slides out to a proper position, and under the automatic resetting of the third spring 79, the limiting rod 78 is clamped on the surface of the third rotating rod 77, so that the rotating rods can be prolonged, and the rotating box is convenient to rotate and saves more labor.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A hydraulic valve with a lubricating function is characterized in that: the hydraulic control valve comprises a valve body (1), a pipeline (2), a pressure relief mechanism (3), a speed reducing mechanism (4), a rotating mechanism (5), a lubricating mechanism (6) and a telescopic mechanism (7), wherein the pipeline (2) is fixedly connected to two ends of the valve body (1), the pressure relief mechanism (3) used for adjusting water pressure is arranged inside the valve body (1), the lubricating mechanism (6) used for circulating lubricating oil is arranged inside the valve body (1) close to the pressure relief mechanism (3), the speed reducing mechanism (4) used for opening and closing a hydraulic valve is arranged inside the valve body (1), the rotating mechanism (5) used for operating the speed reducing mechanism (4) to rotate forward and backward is arranged outside the valve body (1), and one end of the rotating mechanism (5) is connected with the telescopic mechanism (7) used for operating the rotating mechanism (5) to rotate in a labor-saving manner;

the pressure relief mechanism (3) comprises pressure relief columns (31), pressure relief blocks (32), pressure relief ports (33), a support rod (34), first springs (35), sliding pipes (36) and a limiting groove (37), four pressure relief columns (31) slide in the top of the valve body (1), the sliding pipes (36) are fixed at the bottom ends of the pressure relief columns (31), the support rods (34) slide in the sliding pipes (36), the bottom ends of the support rods (34) extend to the outer portion of the bottom end of the sliding pipes (36), the first springs (35) are wound on the side walls of the sliding pipes (36), the top ends of the first springs (35) are fixed at the bottom ends of the pressure relief columns (31) and the bottom ends of the first springs are fixed on the inner walls of the support rods (34), the pressure relief blocks (32) are arranged at the bottom ends of the support rods (34), the pressure relief blocks (32) are connected in the valve body (1) in a sliding mode, the bottom ends of the pressure relief blocks (32) are provided with the pressure relief ports (33), and the pressure relief ports (33) are communicated with the pipeline (2);

the speed reducing mechanism (4) comprises a first rotating shaft (41), a gear cavity (42), a first gear (43), a second rotating shaft (44), a second gear (45), a third gear (46), a fourth gear (47), a third rotating shaft (48), a valve ball (49) and a sealing plug (49 a), the first rotating shaft (41) rotates in the inside of one side of the top end of the valve body (1), the gear cavity (42) is arranged in the valve body (1), the bottom end of the first rotating shaft (41) is located in the gear cavity (42) and is fixedly provided with the first gear (43), the second gear (45) is meshed with one side of the first gear (43), and the second rotating shaft (44) is fixedly provided in the middle of the second gear (45);

the second rotating shaft (44) is rotatably connected to the inside of the valve body (1), the third gear (46) is fixed to the middle of the second rotating shaft, the fourth gear (47) is meshed to the bottom end of the third gear (46), the third rotating shaft (48) is fixed to the middle of the bottom end of the fourth gear (47), the valve ball (49) is fixed to the bottom end of the third rotating shaft (48), the valve ball (49) is located inside the pipeline (2) and is larger than the pipeline (2), the valve ball (49) is rotatably connected to the inside of the valve body (1), the top end of the valve body (1) is in threaded connection with the sealing plug (49 a), and the bottom end of the sealing plug (49 a) is communicated with the gear cavity (42);

the lubricating mechanism (6) comprises a water inlet (61), a fifth rotating shaft (62), a poke rod (63), a water outlet (64), an oil spray port (65), an oil inlet (66), an oil pumping cavity (67) and a fifth gear (68), the water inlet (61) is formed in one side of the pressure relief block (32), the fifth rotating shaft (62) is rotated in the water inlet (61), the poke rods (63) are fixed on the side wall of the fifth rotating shaft (62), the water outlet (64) is formed in one side, close to the third rotating shaft (48), of the inside of the valve body (1), the bottom end of the water outlet (64) is communicated with the pipeline (2), and the water inlet (61) is communicated with the water outlet (64);

the oil pumping cavity (67) is arranged in the valve body (1), one end, deviating from the poke rod (63), of the fifth rotating shaft (62) is located in the oil pumping cavity (67), two fifth gears (68) are arranged in the oil pumping cavity (67), the fifth gears (68) are meshed with each other and one of the fifth gears (68) is fixed to the end portion of the fifth rotating shaft (62), one side of the oil pumping cavity (67) is communicated with the oil inlet (66), one end of the oil pumping cavity (67) is communicated with the oil injection port (65), the oil inlet (66) is communicated with one side of the bottom end of the gear cavity (42), and the oil injection port (65) is communicated with the top end of the gear cavity (42).

2. The hydraulic valve with a lubricating function according to claim 1, wherein: the rotating mechanism (5) comprises a rotating box (51), a first rotating rod (52), a fourth rotating shaft (53), a ratchet wheel (54), a resisting block (55), a second spring (56), a cam (57) and a steering rod (58), wherein the rotating box (51) is arranged at the top end of the first rotating shaft (41), the fourth rotating shaft (53) rotates inside the rotating box (51), the bottom end of the fourth rotating shaft (53) is fixed at the top end of the first rotating shaft (41), the ratchet wheel (54) is fixed on the side wall of the fourth rotating shaft (53), and the resisting block (55) rotates and is connected to one side of the rotating box (51).

3. The hydraulic valve with a lubricating function according to claim 2, wherein: the second spring (56) is fixed between the middle of each abutting block (55) and the inner wall of the rotating box (51), an L-shaped steering rod (58) is arranged between the two abutting blocks (55), the cam (57) is fixed at one end, located inside the rotating box (51), of the steering rod (58), the cam (57) abuts against the side wall of one of the abutting blocks (55), one end, deviating from the cam (57), of one of the abutting blocks (55) abuts against the side wall of the ratchet wheel (54), and the first rotating rod (52) is fixed on the side wall of the rotating box (51).

4. A hydraulic valve having a lubricating function according to claim 3, wherein: telescopic machanism (7) include second dwang (71), first fixed block (72), second fixed block (73), sixth gear (74), chain (75), dead lever (76), third dwang (77), gag lever post (78) and third spring (79), the inside slip of first dwang (52) has second dwang (71), the inside slip of second dwang (71) has third dwang (77), second dwang (71) are located the inside one end of first dwang (52) is fixed with two dead lever (76), it has two to rotate between two dead lever (76) sixth gear (74), two the meshing has between sixth gear (74) chain (75).

5. The hydraulic valve with lubrication function according to claim 4, wherein: be fixed with on the lateral wall on first dwang (52) top first fixed block (72), the bottom fixed connection of first fixed block (72) in one side on chain (75) top, third dwang (77) are located the inside one end of first dwang (52) is fixed with second fixed block (73), second fixed block (73) fixed connection in one side of chain (75) bottom, second dwang (71) deviate from the top of first dwang (52) one end is rotated and is had gag lever post (78), the bottom of gag lever post (78) one end with be fixed with between the top of second dwang (71) third spring (79), gag lever post (78) deviate from the one end of second dwang (71) in the top of third dwang (77) contradicts.