CN112066025A

CN112066025A - Hydraulic valve with lubricating function

Info

Publication number: CN112066025A
Application number: CN202010920176.4A
Authority: CN
Inventors: 张国亚
Original assignee: Individual
Current assignee: Hangzhou Kaiwei Valve Group Co ltd
Priority date: 2020-09-04
Filing date: 2020-09-04
Publication date: 2020-12-11
Anticipated expiration: 2040-09-04
Also published as: CN112066025B

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 life of valve has been improved, setting through reduction gears, 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, setting through lubricated mechanism, 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, setting through rotating-structure, can be through switching the steering column, can drive first pivot through unilateral reciprocating rotation and rotate, setting through telescopic machanism, 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 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 direct-acting type and the pilot type are divided into a multi-purpose pilot type.

General hydrovalve is at lubricated in-process, mostly is in pouring into the gear box with lubricating oil, 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 valve is more laboursome, and the valve steering column of fixed length causes the unable smooth rotation valve of the less operator of strength, wastes time and energy, has reduced work efficiency.

Disclosure of Invention

In view of the problems in the prior art, the present invention provides a hydraulic valve having a lubrication function.

The technical scheme adopted by the invention for solving the technical problems is as follows: hydrovalve with lubricating function, including valve body, pipeline, pressure release 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 release mechanism, the valve body is close to pressure release 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 valve reduction gears, the inside 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, the speed reducing mechanism comprises a first rotating shaft, a gear cavity, a first gear, a second rotating shaft, a second gear, a third gear, a fourth gear, a third rotating shaft, a valve ball and a sealing plug, the first rotating shaft is rotated inside one side of the top end of the valve body, the gear cavity is arranged inside the valve body, the bottom end of the first rotating shaft is positioned inside the gear cavity and fixed with the first gear, the second gear is meshed with one side of the first gear, the second rotating shaft is fixed at the middle part of the second gear, the other end of the second rotating shaft is rotatably connected inside the valve body, the middle part of the second rotating shaft is fixed with the third gear, the bottom end of the third gear is meshed with the fourth gear, the third rotating shaft is fixed at the middle part of the bottom end of the fourth gear, the valve ball is fixed at the bottom end of the third rotating shaft, the valve ball is positioned inside the pipeline, and the diameter of the valve ball is larger than the diameter of the pipeline, the valve ball is rotatably connected inside the valve body, the top end of the valve body is in threaded connection with the sealing plug, and the bottom end of the sealing plug is communicated with the gear cavity.

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 arranged on 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 arranged on 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 arranged in the interior of the valve body, one end, away from the poke rods, of the fifth rotating shaft is located in the oil pumping cavity, two 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, and one side of the oil pumping cavity is communicated with the, the other end of the oil pumping cavity is communicated with the oil injection port, the oil inlet 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, the rotating mechanism comprises a rotating box, a first rotating rod, a fourth rotating shaft, a ratchet wheel, a resisting block, a second spring, a cam and a steering rod, the rotating box is arranged at the top end of the first rotating shaft, the fourth rotating shaft is arranged in the rotating box in a rotating mode, the bottom end of the fourth rotating shaft is fixed at the top end of the first rotating shaft, the ratchet wheel is fixed on the side wall of the fourth rotating shaft, the two resisting blocks are rotatably connected to one side of the rotating box, the second spring is fixed between the middle of the resisting block and the inner wall of the rotating box, the L-shaped steering rod is arranged between the two resisting blocks, the cam is fixed at one end of the steering rod, which is located in the rotating box, and is abutted against the side wall of one of the resisting blocks, one end of the resisting block, which is far away from the cam, is abutted against the side wall of the ratchet wheel, the side wall of the rotating box is fixed with the first rotating rod.

Specifically, 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 has the second dwang, the inside of second dwang slides 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 mesh between the sixth gear has the chain, be fixed with on the lateral wall on first dwang top the 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 is rotated and is had 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, the gag lever post deviates from the one end of second dwang contradict in the top of third dwang.

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 by arranging the pressure relief mechanism, avoids parts in the valve from being damaged by overlarge water pressure, prolongs the service life of the valve, namely when the water pressure in the valve needs to be adjusted, firstly, the pressure required to be relieved is calculated, then, a certain number of hydraulic columns are used according to the pressure required to be relieved, the pressure relief columns are rotated to enable the hydraulic columns to be separated from the limit of the limit groove and then slide towards the inside of the valve body, when the pressure relief columns slide to a proper position, the pressure relief columns are rotated, the pressure relief columns are clamped in the brake valve body, the bottom ends of the pressure relief columns are abutted against the pressure relief blocks, the pressure relief blocks are continuously operated according to the same operation, the pressure of the water flow is larger and is abutted against the pressure relief blocks in the use process, and the first springs in the pressure relief columns automatically contract, therefore, the pressure is offset, when the pressure is high, the pressure release block is enabled to slide and expose the water inlet, so that the pressure release effect is achieved, the pressure of water flow can be freely adjusted according to actual use requirements, parts in the valve are prevented from being damaged by excessive water pressure, and the service life of the valve is prolonged.

(2) The hydraulic valve with the lubricating function can control the valve ball through the arrangement of the speed reducing mechanism, thereby realizing the opening and closing function of water flow in a pipeline, in addition, the hydraulic valve can reduce the force required by rotation 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, thereby ensuring the lubricating effect, namely, when the 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 drives the fourth gear, and the valve ball fixedly connected to the third rotating shaft is finally in an open state under the continuous rotation, when the valve needs to be closed, the first rotating shaft is rotated reversely to close the valve, so that the valve ball can be controlled, thereby realizing the opening and closing function of the pipeline, in addition, the force required by the rotation is reduced through the function of the reduction gear, namely, as the sealing plug is firstly opened and a proper amount of lubricating oil is injected into the gear cavity, when water flows through the water inlet, a plurality of poke rods are driven to rotate in the valve body, the poke rod drives the fifth rotating shaft to rotate, so that the two gears in the oil pumping cavity are meshed with each other to generate suction force, the lubricating oil in the gear cavity is sucked from the oil inlet at the bottom end, is pushed to the oil nozzle at the top end of the gear cavity after passing through the oil pumping cavity and is sprayed out, therefore, the lubricating oil can be sprayed out from bottom to top in a circulating mode, each part in the gear cavity can be contacted, and the lubricating effect of the gear cavity is guaranteed.

(3) The hydraulic valve with the lubricating function can drive the first rotating shaft to rotate through unilateral reciprocating rotation by switching the steering rod through the arrangement of the rotating structure, can prolong the rotating rod through the arrangement of the telescopic mechanism, is more labor-saving when convenient to rotate, namely, when the first rotating shaft needs to be rotated, the steering rod on the rotating box is offset to one side, the cam in the rotating box is abutted against one abutting block, the abutting block is abutted against the side wall of the ratchet wheel, the rotating box is driven to rotate through the first rotating rod, the inner abutting block causes the ratchet wheel to deflect, the first rotating rod is ceaselessly rotated in a reciprocating manner, the first rotating shaft can be rotated to the required number of turns, so that the use requirement is realized, namely, when the first rotating rod with fixed length rotates the rotating box, the second rotating rod is pulled, two sixth gears in the second dwang begin to rotate under the slip of second dwang, then fixed connection is under the drive of chain in the second fixed block of third dwang, cause the second to go to the first dwang of pole roll-off also same roll-off of third dwang in the time, after the roll-off to suitable position, under the automatic re-setting of third spring, cause the surface of gag lever post block to the third dwang, thereby can prolong the dwang, more laborsaving during convenient rotation.

Drawings

The invention is further illustrated with reference to the following figures and examples.

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 portion A of 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 structural 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, a fourth rotating shaft, 54, a ratchet wheel, 55, a support 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 poke rod, 64, a water outlet, 65, an oil injection opening, 66, an oil inlet, 67, a pumping cavity, 68, a fifth gear, 7, a telescopic mechanism, 71 and a second gear, 72. the device comprises a first fixing block 73, a second fixing block 74, a sixth gear 75, a chain 76, a fixing 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 of the present invention includes a valve body 1, a pipeline 2, a pressure relief mechanism 3, a speed reduction mechanism 4, a rotation 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 a valve is disposed inside the valve body 1, the rotation mechanism 5 for operating the speed reduction mechanism 4 to rotate forward and backward is disposed inside the valve body 1, and one end of the rotation mechanism 5 is connected to the telescopic mechanism 7 for operating the rotation 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, when the water pressure in the 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 valve are prevented from being damaged by excessive water pressure, and the service life of the 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 is rotated inside one side of the top end of the valve body 1, the gear cavity 42 is arranged inside the valve body 1, the bottom end of the first rotating shaft 41 is located inside the gear cavity 42 and is fixed with the first gear 43, one side of the first gear 43 is engaged with the second gear 45, the middle part of the second gear 45 is fixed with the second rotating shaft 44, the other end of the second rotating shaft 44 is rotatably connected inside the valve body 1, the middle part of the second rotating shaft is fixed with the third gear 46, the bottom end of the third gear 46 is engaged with the fourth gear 47, the middle part of the bottom end of the fourth gear 47 is fixed with the third rotating shaft 48, the valve ball 49 is fixed at 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 valve ball 49 is rotatably connected inside the valve body 1, the top end of the valve body 1 is in threaded connection with the sealing plug 49a, the bottom end of the sealing plug 49a is communicated with the gear cavity 42, because when the valve needs to be opened, the first rotating shaft 41 is rotated by the rotating mechanism 5, the first rotating shaft 41 drives the first gear 43 to engage with the second gear 45 to rotate, the third gear 46 fixedly connected to the second gear 45 by the second rotating shaft 44 is synchronously driven, the rotating third gear 46 then drives the fourth gear 47, and the valve ball 49 fixedly connected to the third rotating shaft 48 is in a continuous rotating state, and when the valve needs to be closed, the first rotating shaft 41 is rotated reversely to close the valve, 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 in the inside of the valve body 1, one end of the fifth rotating shaft 62, which is far away from the toggle rod 63, is located in the oil pumping cavity 67, two fifth gears 68 are disposed in 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 side of the oil pumping cavity 67 is communicated with the oil inlet 66, the other 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, the oil injection port 65 is communicated with the top end of the gear cavity 42, since a proper amount of lubricating oil is injected into the gear cavity 42 by opening the sealing plug 49a, when water flows through the water inlet 61, the plurality of poking rods 63 are driven to rotate in the valve body 1, the poking rods 63 drive the fifth rotating shaft 62 to rotate, so that two gears in the oil pumping cavity 67 are meshed with each other to generate suction force, the lubricating oil in the gear cavity 42 is sucked from the oil inlet 66 at the bottom end and pushed to the oil injection port 65 at the top end of the gear cavity 42 through the oil pumping cavity 67 to be sprayed out, the lubricating oil can be circulated from the bottom to the top, and all parts in the gear cavity 42 can be contacted, thereby ensuring the lubricating effect thereof.

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 L-shaped steering rod 58 is arranged between the two resisting blocks 55, the cam 57 is fixed at one end of the steering rod 58 inside the rotating box 51, and the cam 57 is abutted against the side wall of one of the resisting block 55, one end of one of the abutting blocks 55 departing 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 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 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 rod 52 is continuously rotated in a reciprocating manner, so that the first rotating shaft 41 can be rotated to the required number of turns, and the use requirement is met.

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 in the second fixed block 73 of third dwang 77 under the drive of chain 75, cause the second to arrive the first dwang 52 of pole 71 roll-off and the same roll-off of third dwang 77 when, after suitable position is arrived in the roll-off, under the automatic re-setting of third spring 79, cause the surface of gag lever post 78 block to third dwang 77 to can prolong the dwang, more laborsaving when conveniently rotating.

When the invention is used, when the water pressure in the 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 interior 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 interior of 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, when the pressure is high, the pressure of water flow is high, the pressure-releasing blocks 32 are pushed by abutting against the pressure-releasing blocks 32, the first springs 35 in the plurality of pressure-releasing columns 31 can automatically contract to offset the pressure, when the pressure is high, the pressure-releasing blocks 32 can be exposed from the water inlets 61 after sliding, thereby achieving, the pressure intensity of water flow is freely adjusted, so that parts in the valve are prevented from being damaged by excessive water pressure, and the service life of the valve is prolonged; when the 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 open state, when the valve needs to be closed, the valve can be closed by reversely rotating the first rotating shaft 41, 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; because the inconvenient rotation of the first dwang 52 that has the fixed length rotates the box 51 when, then stimulate second dwang 71, then two sixth gears 74 in the second dwang 71 start rotating 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 52 of pole 71 roll-off the same roll-off of third dwang 77 simultaneously, after the suitable position is arrived in the roll-off, under the automatic re-setting of third spring 79, cause the surface of gag lever post 78 block to third dwang 77, thereby can prolong the dwang, more laborsaving during convenient rotation.

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. Hydraulic valve with lubricating function, its characterized in that: 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), the two ends of the valve body (1) are fixedly connected with the pipelines (2), the pressure relief mechanism (3) for adjusting water pressure is arranged in the valve body (1), the lubricating mechanism (6) for circulating lubricating oil is arranged in the valve body (1) close to the pressure relief mechanism (3), the interior of the valve body (1) is provided with the speed reducing mechanism (4) for opening and closing the valve, the interior of the valve body (1) is provided with the rotating mechanism (5) for operating the speed reducing mechanism (4) to rotate positively and negatively, one end of the rotating mechanism (5) is connected with the telescopic mechanism (7) which is used for labor-saving operation of the rotating mechanism (5).

2. The hydraulic valve with a lubricating function according to claim 1, characterized in that: the pressure relief mechanism (3) comprises pressure relief columns (31), pressure relief blocks (32), pressure relief openings (33), support rods (34), first springs (35), sliding pipes (36) and limiting grooves (37), the four pressure relief columns (31) slide in the top end 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 portions of the bottom ends 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), and the pressure relief blocks (32) are slidably connected in the valve body (1), the bottom of pressure release piece (32) is equipped with pressure release mouth (33), the bottom of pressure release mouth (33) communicate in pipeline (2).

3. The hydraulic valve with a lubricating function according to claim 1, characterized in that: reduction gears (4) include first pivot (41), gear chamber (42), first gear (43), second pivot (44), second gear (45), third gear (46), fourth gear (47) third pivot (48), valve ball (49) and sealing plug (49a), the inside rotation of valve body (1) top one side has first pivot (41), the inside of valve body (1) is equipped with gear chamber (42), the bottom of first pivot (41) is located the inside of gear chamber (42) and be fixed with first gear (43), the one side meshing of first gear (43) has second gear (45), the middle part of second gear (45) is fixed with second pivot (44).

4. The hydraulic valve with a lubricating function according to claim 3, characterized in that: the other end of second pivot (44) rotate connect in the inside and the middle part of valve body (1) are fixed with third gear (46), the bottom meshing of third gear (46) has fourth gear (47), the middle part of fourth gear (47) bottom is fixed with third pivot (48), the bottom mounting of third pivot (48) has valve ball (49), valve ball (49) are located the inside and the diameter of pipeline (2) are greater than the diameter of pipeline (2), valve ball (49) rotate connect in the inside of valve body (1), the top end threaded connection of valve body (1) has sealing plug (49a), the intercommunication in sealing plug (49a) bottom in gear chamber (42).

5. The hydraulic valve with a lubricating function according to claim 1, characterized in that: lubricating mechanism (6) include water inlet (61), fifth pivot (62), poker rod (63), delivery port (64), oil spout (65), oil inlet (66), oil pumping chamber (67) and fifth gear (68), one side of pressure release piece (32) is equipped with water inlet (61), water inlet (61) internal rotation has fifth pivot (62), be fixed with a plurality ofly on the lateral wall of fifth pivot (62) poker rod (63), the inside of valve body (1) is close to one side of third pivot (48) is equipped with delivery port (64), the bottom of delivery port (64) communicate in pipeline (2), water inlet (61) communicate in delivery port (64).

6. The hydraulic valve with a lubricating function according to claim 1, characterized in that: 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), the other 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).

7. The hydraulic valve with a lubricating function according to claim 1, characterized in that: slewing mechanism (5) are including rotating box (51), first pivot (52), fourth pivot (53), ratchet (54), support piece (55), second spring (56), cam (57) and steering column (58), the top of first pivot (41) is equipped with rotate box (51), the inside rotation of rotating box (51) has fourth pivot (53), the bottom mounting of fourth pivot (53) is in the top of first pivot (41), be fixed with on the lateral wall of fourth pivot (53) ratchet (54), two support piece (55) rotate connect in rotate one side of box (51).

8. The hydraulic valve with a lubricating function according to claim 7, characterized in that: the middle part of the supporting block (55) and the inner wall of the rotating box (51) are fixed with the second spring (56), an L-shaped steering rod (58) is arranged between the two supporting blocks (55), one end, located inside the rotating box (51), of the steering rod (58) is fixed with the cam (57), the cam (57) abuts against the side wall of one of the supporting blocks (55), one end, deviating from the cam (57), of one of the supporting blocks (55) abuts against the side wall of the ratchet wheel (54), and the side wall of the rotating box (51) is fixed with the first rotating rod (52).

9. The hydraulic valve with a lubricating function according to claim 5, characterized in that: 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).

10. The hydraulic valve with a lubricating function according to claim 9, characterized in that: 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.