CN219588140U

CN219588140U - Hydraulic valve capable of rapidly switching phases

Info

Publication number: CN219588140U
Application number: CN202320679879.1U
Authority: CN
Inventors: 陈海楼; 陈志超
Original assignee: Nanjing Elite Hydraulic Equipment Co ltd
Current assignee: Nanjing Elite Hydraulic Equipment Co ltd
Priority date: 2023-03-31
Filing date: 2023-03-31
Publication date: 2023-08-25
Anticipated expiration: 2033-03-31

Abstract

The utility model discloses a hydraulic valve capable of rapidly switching phases, which comprises a valve body and a pipeline, wherein a piston is arranged at the top of an inner cavity of the valve body, a valve rod is fixedly connected to the bottom of the piston, a valve core is fixedly connected to the bottom of the valve rod, a spring is sleeved on the surface of the valve rod, an oil outlet head is fixedly connected to the top of the piston, and a hydraulic oil tank is fixedly connected to the right side of the valve body. According to the utility model, hydraulic oil in the hydraulic oil tank is pumped into the valve body through the miniature bidirectional oil pump by utilizing the pipeline, and then downward thrust is applied to the piston, so that the valve core is pushed to block the oil hole, the hydraulic valve is closed, when the miniature bidirectional oil pump needs to be started, the miniature bidirectional oil pump is started again to pump reversely, and meanwhile, the spring can apply upward thrust to the piston to drive the valve core to separate from the oil hole, so that the hydraulic valve is opened, the opening of the hydraulic valve is convenient and quick, the oil return efficiency is high, and the automatic opening and closing of the hydraulic valve can be realized through the rapid switching of the bidirectional phase of the miniature bidirectional oil pump.

Description

Hydraulic valve capable of rapidly switching phases

Technical Field

The utility model relates to the technical field of hydraulic valves, in particular to a hydraulic valve capable of rapidly switching phases.

Background

The hydraulic valve is an automatic element operated by pressure oil, is controlled by the pressure oil of the pressure distributing valve, is usually used in combination with an electromagnetic pressure distributing valve, can be used for remotely controlling the on-off of oil, gas and water pipeline systems of a hydropower station, is commonly used for clamping, controlling, lubricating and other oil pipelines, has a direct type and a pilot type, is multipurpose, and can still meet the use requirement in the practical application process, for example, the hydraulic valve provided by an authority number CN218509832U still has the defect, and the piston and the valve needle can return under the action of the elastic force of the first elastic member and the second elastic member by arranging the first elastic member and the second elastic member, so that the hydraulic valve can automatically return oil and the working efficiency of the hydraulic valve is improved.

However, in the oil return process of the hydraulic valve, the oil return operation is realized only by virtue of the elastic operation of the first elastic piece and the second elastic piece, the effect is relatively poor, and the flow cannot be controlled according to the actual demand.

Disclosure of Invention

The present utility model is directed to a hydraulic valve capable of switching phases rapidly, so as to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a can quick switch phase place's hydraulic valve, includes valve body and pipeline, the top of valve body inner chamber is provided with the piston, the bottom fixedly connected with valve rod of piston, the bottom fixedly connected with case of valve rod, the surface cover of valve rod is equipped with the spring, the top fixedly connected with of piston goes out the oily head, the right side fixedly connected with hydraulic tank of valve body, the top intercommunication of hydraulic tank has miniature two-way oil pump, miniature two-way oil pump passes through pipeline and goes out oily head intercommunication.

Preferably, the top and the bottom of valve body inner chamber both sides all sliding connection have the filter, the inner chamber of filter is provided with the filter screen.

Preferably, the top and the bottom of valve body inner chamber both sides have all seted up the mounting groove, the top and the bottom of filter all fixedly connected with installation piece, the installation piece is located the inner chamber of mounting groove.

Preferably, the two sides of the surface of the valve body are provided with an inlet and an outlet, and sealing covers are arranged at the inlet and the outlet and positioned at the two sides of the surface of the valve body.

Preferably, both sides of the inner cavity of the valve body are provided with fixing plates, and the inner cavity of the fixing plates is provided with oil holes matched with the valve core for use.

Preferably, the pipeline comprises an oil delivery pipe and a telescopic pipe, the oil delivery pipe is communicated with the telescopic pipe, the other end of the oil delivery pipe is communicated with the miniature bidirectional oil pump, and the other end of the telescopic pipe is communicated with the oil outlet head.

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

according to the utility model, hydraulic oil in the hydraulic oil tank is pumped into the valve body through the miniature bidirectional oil pump by utilizing the pipeline, then downward thrust is applied to the piston, so that the valve core is pushed to block the oil hole, the hydraulic valve is closed, when the miniature bidirectional oil pump needs to be started, the miniature bidirectional oil pump is started again to pump reversely, meanwhile, the spring can apply upward thrust to the piston to drive the valve core to separate from the oil hole, so that the hydraulic valve is opened, convenience and rapidness are realized, the oil return efficiency is high, the automatic opening and closing of the hydraulic valve can be realized through the rapid switching of the bidirectional phase of the miniature bidirectional oil pump, meanwhile, the two filter plates are arranged, the oil passing through the hydraulic valve can be filtered, the risk of internal blockage of the device caused by long-time oil inlet and outlet is avoided as much as possible, and impurities in the oil are filtered as much as possible by utilizing the filter screen, so that the filter plate is more smooth in operation, and the filter plate is convenient to fix and detach through the mounting groove and the mounting block, and the risk of filter screen blockage and damage caused by long-time use are avoided as much as possible.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

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

FIG. 3 is a partial perspective view of the structure of the present utility model;

fig. 4 is an enlarged view of a portion of fig. 2 a, which is a structural view of the present utility model.

In the figure: 1. a valve body; 2. a pipe; 21. an oil delivery pipe; 22. a telescopic tube; 3. a piston; 4. a valve stem; 5. a valve core; 6. a spring; 7. an oil outlet head; 8. a hydraulic oil tank; 9. a miniature bidirectional oil pump; 10. a filter plate; 11. a mounting groove; 12. a mounting block; 13. an inlet and an outlet; 14. sealing cover; 15. a fixing plate; 16. and an oil hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, a hydraulic valve capable of rapidly switching phases comprises a valve body 1 and a pipeline 2, wherein a piston 3 is arranged at the top of an inner cavity of the valve body 1, a valve rod 4 is fixedly connected to the bottom of the piston 3, a valve core 5 is fixedly connected to the bottom of the valve rod 4, a spring 6 is sleeved on the surface of the valve rod 4, an oil outlet head 7 is fixedly connected to the top of the piston 3, a hydraulic oil tank 8 is fixedly connected to the right side of the valve body 1, a miniature bidirectional oil pump 9 is communicated with the oil outlet head 7 through the pipeline 2, hydraulic oil in the hydraulic oil tank 8 is pumped into the valve body 1 through the miniature bidirectional oil pump 9 by utilizing the pipeline 2, then downward thrust is applied to the piston 3, so that an oil hole 16 is blocked by the valve core 5, when the hydraulic valve needs to be opened, the miniature bi-directional oil pump 9 is started again to pump oil reversely, the spring 6 can apply upward thrust to the piston 3 simultaneously, the valve core 5 is driven to break away from the oil hole 16, thereby the opening of the hydraulic valve is realized, the oil return efficiency is fast, the automatic opening and closing of the hydraulic valve can be realized through the fast switching of the bi-directional phase of the miniature bi-directional oil pump 9, simultaneously, the arrangement of the two filter plates 10 can filter the oil passing through the hydraulic valve, the risk of internal blockage of the device caused by long-time oil inlet and oil outlet is avoided as much as possible, and meanwhile, the filter screen is utilized to filter impurities in the oil as much as possible, so that the filter plate 10 is more smooth in operation, the filter plate 10 is convenient to fix and detach through the mounting groove 11 and the mounting block 12, and the risk of filter screen blockage and damage caused by long-time use is avoided as much as possible.

Specifically, the top and the bottom of valve body 1 inner chamber both sides all sliding connection have filter 10, and the inner chamber of filter 10 is provided with the filter screen, through the setting of filter 10, can filter the oil through the hydrovalve, avoids long-time oil feed to go out the oil to cause the risk of the inside jam of device as far as possible, utilizes the impurity in the filter oil of filter screen as far as possible simultaneously, makes it more unobstructed when the operation.

Specifically, mounting groove 11 has all been seted up to the top and the bottom of valve body 1 inner chamber both sides, and the equal fixedly connected with installation piece 12 in top and the bottom of filter 10, and installation piece 12 is located the inner chamber of mounting groove 11, through the setting of mounting groove 11 and installation piece 12, is convenient for fix and dismantle filter 10, avoids long-time use to cause the risk of filter screen jam and damage as far as possible.

Specifically, the inlet and outlet 13 are formed in two sides of the surface of the valve body 1, the sealing covers 14 are arranged on two sides of the surface of the valve body 1 and at the inlet and outlet 13, the filter plate 10 can be conveniently taken through the arrangement of the inlet and outlet 13, and the sealing covers 14 can increase the sealing performance of the hydraulic valve.

Specifically, both sides of the inner cavity of the valve body 1 are provided with fixing plates 15, and the inner cavity of the fixing plate 15 is provided with oil holes 16 matched with the valve core 5 for use.

Specifically, the pipeline 2 comprises an oil delivery pipe 21 and a telescopic pipe 22, the oil delivery pipe 21 is communicated with the telescopic pipe 22, the other end of the oil delivery pipe 21 is communicated with the miniature bidirectional oil pump 9, and the other end of the telescopic pipe 22 is communicated with the oil outlet head 7.

During the use, utilize the hydraulic oil pump 9 to pump the hydraulic oil in the hydraulic tank 8 to valve body 1 in through miniature bi-directional oil pump 9, then exert downward thrust to piston 3, thereby promote case 5 and block up oilhole 16, realize the shutoff to the hydraulic valve, when needs are opened, start miniature bi-directional oil pump 9 backward oil pumping again, simultaneously spring 6 can exert upward thrust to piston 3, drive case 5 and break away from oilhole 16, thereby realize opening of hydraulic valve, and is convenient and fast, oil return efficiency is fast, through the quick switching to the bi-directional phase of miniature bi-directional oil pump 9, can realize opening and close the automatic of hydraulic valve, the setting of two filter plates 10 simultaneously, can filter the oil through the hydraulic valve, avoid the oil feed to get out for a long time as far as possible and cause the risk of device inside jam, utilize the impurity in the filter oil of filter screen as far as possible simultaneously, make it more unobstructed during operation, rethread mounting groove 11 and installation piece 12 are convenient for fix and dismantle filter plate 10, avoid the risk that the filter screen caused to block and damage for a long time as far as possible.

Standard parts used in the file of the utility model can be purchased from market, and can be customized according to the description of the specification and the drawings, the specific connection modes of all parts adopt conventional means such as mature bolts, rivets, welding and the like in the prior art, the machinery, the parts and the equipment adopt conventional models in the prior art, the control mode is controlled automatically by a controller, a control circuit of the controller can be realized by simple programming of a person skilled in the art, the utility model belongs to common general knowledge in the art, and the utility model is mainly used for protecting mechanical devices, so the utility model does not explain the control mode and circuit connection in detail.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a can quick switching phase's hydraulic valve, includes valve body (1) and pipeline (2), its characterized in that: the top of valve body (1) inner chamber is provided with piston (3), the bottom fixedly connected with valve rod (4) of piston (3), the bottom fixedly connected with case (5) of valve rod (4), the surface cover of valve rod (4) is equipped with spring (6), the top fixedly connected with of piston (3) goes out oily first (7), the right side fixedly connected with hydraulic tank (8) of valve body (1), the top intercommunication of hydraulic tank (8) has miniature two-way oil pump (9), miniature two-way oil pump (9) are through pipeline (2) and go out oily first (7) intercommunication.

2. A hydraulic valve with rapid phase switching according to claim 1, characterized in that: the top and the bottom of valve body (1) inner chamber both sides sliding connection have filter (10), the inner chamber of filter (10) is provided with the filter screen.

3. A hydraulic valve with rapid phase switching according to claim 2, characterized in that: the top and the bottom of valve body (1) inner chamber both sides have all seted up mounting groove (11), the top and the bottom of filter (10) all fixedly connected with installation piece (12), installation piece (12) are located the inner chamber of mounting groove (11).

4. A hydraulic valve with rapid phase switching according to claim 1, characterized in that: the two sides of the surface of the valve body (1) are provided with an inlet and an outlet (13), and sealing covers (14) are arranged on the two sides of the surface of the valve body (1) and positioned at the inlet and the outlet (13).

5. A hydraulic valve with rapid phase switching according to claim 1, characterized in that: both sides of the inner cavity of the valve body (1) are provided with fixing plates (15), and the inner cavity of the fixing plates (15) is provided with oil holes (16) matched with the valve core (5) for use.

6. A hydraulic valve with rapid phase switching according to claim 1, wherein: the pipeline (2) comprises an oil delivery pipe (21) and a telescopic pipe (22), the oil delivery pipe (21) is communicated with the telescopic pipe (22), the other end of the oil delivery pipe (21) is communicated with the miniature bidirectional oil pump (9), and the other end of the telescopic pipe (22) is communicated with the oil outlet head (7).