CN109083881B

CN109083881B - Multifunctional small hydraulic control valve

Info

Publication number: CN109083881B
Application number: CN201811028034.6A
Authority: CN
Inventors: 杨昆
Original assignee: Wenzhou Hanxuanlin Industrial Design Co ltd
Current assignee: BEIJING VALVE GENERAL FACTORY Co.,Ltd.
Priority date: 2018-09-04
Filing date: 2018-09-04
Publication date: 2020-09-08
Anticipated expiration: 2038-09-04
Also published as: CN109083881A

Abstract

The invention discloses a multifunctional small hydraulic control valve, which comprises an operating valve body, wherein a rocker is arranged at the top of the operating valve body, a hydraulic pipe is arranged on one side of the rocker, a buffer tank is arranged at the top of the hydraulic pipe, a water inlet is formed in the middle of the top end of the buffer tank, a flow distribution plate is arranged at the bottom of the water inlet, an extrusion plate is arranged at the bottom of the flow distribution plate, a buffer spring is arranged at the bottom of the extrusion plate, and an extrusion box is arranged at the bottom of the buffer spring. The purpose of buffering is achieved.

Description

Multifunctional small hydraulic control valve

Technical Field

The invention relates to the technical field of hydraulic control valves, in particular to a multifunctional small hydraulic control valve.

Background

A valve is a mechanical device used to control the flow, direction, pressure and temperature of a flowing fluid medium, the pressure, temperature and flow changes of the fluid medium can be changed by controlling a valve, a hydraulically operated valve is a valve in which the pressure is changed by controlling the flow of the fluid, but the multifunctional small hydraulic control valves in the current market all have certain problems, the small hydraulic control valve interface is easy to generate unstable conditions, the hydraulic pressure of the control valve body cannot be supplied, and the sealing performance of the interface connection part is poor, which is easy to cause the phenomenon of liquid leakage at the interface inside the operating valve body, so that the operating valve body can not normally operate, and the small hydraulic control valve can not really realize effective buffering in the buffering process, and the situations that buffering is not timely or excessive buffering sometimes occur frequently, so that the device cannot normally run.

Disclosure of Invention

The invention provides a technical scheme, which can effectively solve the problems that the multifunctional small hydraulic control valve in the market at present has certain problems in the background art, the small hydraulic control valve is easy to generate unstable conditions at the interface, the hydraulic supply of the control valve body is not good, the sealing performance of the interface connection part is poor, the phenomenon of liquid leakage at the interface part inside the control valve body is easy to generate, the control valve body cannot normally operate, the small hydraulic control valve cannot really realize effective buffering in the buffering process, the buffering is not timely, or the buffering is excessive sometimes, and the device cannot normally operate.

In order to achieve the purpose, the invention provides the following technical scheme: a multifunctional small hydraulic control valve comprises a control valve body, wherein a rocker is installed at the top of the control valve body, a hydraulic pipe is installed on one side of the rocker, a buffer box is installed at the top of the hydraulic pipe, a leakage-proof valve is installed at the top of the buffer box, a fixed valve is installed at the top end of the leakage-proof valve, bayonets are formed in two sides of the top of the fixed valve, a connecting rod is connected to one side of each bayonet, a pull rod is installed on one side of each connecting rod, a ball head is installed on one side of the middle of each connecting rod, a fixed block is connected to one side of each ball head, a spring is installed on one side of the bottom of each connecting rod, an inclined plate is connected to one side of each spring, a water inlet is formed in the middle of the top end, and water outlets are formed in two sides of the bottom end of the buffer box.

Lockholes are formed in two sides of the leakage-proof valve, a bearing is installed on one side of the leakage-proof valve, a connecting pipe is installed inside the bearing, a water inlet pipe is installed on one side of the connecting pipe, the water inlet pipe is preferred, and a rubber pipe sleeve is attached to the top of the rocker.

Preferably, the top of the rocker is coated with a rubber pipe sleeve.

Preferably, filter screens are arranged inside the water inlet and the water outlet.

Preferably, the bottom of the buffer box is provided with a water outlet, and a wood plug is arranged in the water outlet.

Preferably, the bottom end of the rocker is provided with a touch-proof spring.

Preferably, a handle is arranged on one side of the pull rod.

Compared with the prior art, the invention has the beneficial effects that: the invention has scientific and reasonable structure and safe and convenient use:

1. the inlet tube can be firmly clamped through the bayonet, so that the phenomenon that the connecting part of the inlet tube and the hydraulic tube is not firm is prevented, hydraulic pressure of the operating valve body during working is reduced, the operating valve body can not normally operate, the inlet tube needs to be replaced by the operating valve body, the bayonet can be separated only by pulling the pull rod, and the purpose of quickly replacing the inlet tube is achieved.

2. Can shunt the intraoral liquid of intaking through the flow distribution plate, make the speed that liquid flows reduce, the velocity of flow when reducing liquid and flowing, and the stripper plate, can flow the impact force dispersion that brings with liquid, through the powerful cushioning effect of buffer spring, can weaken the impact force that liquid flows, and then make the impact force that liquid flows and bring further reduce, the buffer box bottom can save liquid, the liquid that the velocity of flow is fast gets into in the buffer box, make the speed that liquid flows weaken, thereby make the hydraulic pressure of liquid reduce, reach the purpose of buffering.

3. The connecting pipe and the water inlet pipe are arranged, the connecting pipe can be switched into the water inlet pipe through the bearing, so that the connecting pipe is firmly clamped, the situation that liquid leaks from the connecting part of the water inlet pipe and the connecting pipe due to too large hydraulic pressure when the operating valve body is operated is prevented, the operating valve body cannot normally operate, and further economic loss is caused.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the standing valve of the present invention;

FIG. 3 is a schematic view of the structure of the buffer tank of the present invention;

FIG. 4 is a schematic view of the construction of the leak-proof valve of the present invention;

reference numbers in the figures: 1. a pilot valve body; 2. a rocker; 3. a hydraulic tube; 4. a fixed valve; 5. a buffer tank; 6. a bayonet; 7. a connecting rod; 8. a pull rod; 9. a ball head; 10. a fixed block; 11. a spring; 12. an inclined plate; 13. a water inlet; 14. a flow distribution plate; 15. a pressing plate; 16. a buffer spring; 17. pressing the box; 18. a water outlet; 19. a lock hole; 20. a water inlet pipe; 21. a connecting pipe; 22. a bearing; 23. a leak-proof valve.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Example (b): as shown in figures 1-4, the invention provides a technical scheme, a multifunctional small hydraulic control valve comprises an operating valve body 1, a rocker 2 is installed at the top of the operating valve body 1, in order to prevent hands of an operator from being scratched by a connector at the top of the rocker 2 when the operator pulls the rocker 2, a rubber pipe sleeve is attached to the top of the rocker 2, in order to prevent the operator from accidentally touching the rocker 2 to cause the device to execute wrong operation, a touch-proof spring is installed at the bottom end of the rocker 2, a hydraulic pipe 3 is installed on one side of the rocker 2, a buffer tank 5 is installed at the top of the hydraulic pipe 3, a leakage-proof valve 23 is installed at the top of the buffer tank 5, a fixed valve 4 is installed at the top end of the leakage-proof valve 23, in order to prevent liquid in the buffer tank 5 from precipitating to cause the liquid to breed a large amount of impurities, and apopore internally mounted has the wooden plug, bayonet socket 6 has all been seted up to 4 top both sides of standing valve, bayonet socket 6 one side is connected with connecting rod 7, pull rod 8 is installed to connecting rod 7 one side, bulb 9 is installed to connecting rod 7 middle part one side, bulb 9 one side is connected with fixed block 10, spring 11 is installed to 7 bottom one side of connecting rod, spring 11 one side is connected with hang plate 12, water inlet 13 has been seted up at 5 top middle parts of baffle-box, flow distribution plate 14 is installed to water inlet 13 bottom, stripper plate 15 is installed to 14 bottoms of flow distribution plate, buffer spring 16 is installed to 15 bottoms of stripper plate, 16 bottoms of buffer spring install extrusion box 17, delivery port 18 has all been seted up to 5 bottom both sides of baffle-box, in order to prevent that there is impurity in the aquatic, lead.

Lockhole 19 has all been seted up to 23 both sides of leak protection valve, and bearing 22 is installed to 23 one sides of leak protection valve, and bearing 22 internally mounted has connecting pipe 21, and inlet tube 20 is installed to connecting pipe 21 one side, for the convenience pull rod 8 of pulling out, makes inlet tube 20 more convenient change, and the handle is installed to 8 one sides of pull rod.

The working principle and the using process of the invention are as follows: firstly, a water inlet pipe 20 is fixed in a fixed valve 4, the water inlet pipe 20 is inserted into the fixed valve 4, the water inlet pipe 20 extrudes an inclined plate 12 arranged at the bottom of the fixed valve 4, after the inclined plate 12 is extruded, the pressure is transmitted to a spring 11 connected with one side of the inclined plate 12, the spring 11 is stressed, a connecting rod 7 at one side of the spring 11 can be deflected, a ball head 9 is arranged at one side of the middle part of the connecting rod 7, the top of the connecting rod 7 can be deflected to the other side, a bayonet 6 is driven to move forwards, the bayonet 6 can clamp the water inlet pipe 20, the top end of the connecting rod 7 is provided with the bayonet 6, the two bayonet 6 clamps the water inlet pipe 20, the situation that the joint of the water inlet pipe 20 and the fixed valve 4 is loosened due to overhigh hydraulic pressure when an operation valve body 1 is operated is prevented, after the water inlet pipe 20 is fixed, the water inlet pipe, prevent the inside liquid leakage of inlet tube 20, lead to the hydraulic pressure of operating valve body 1 to weaken, cause operating valve body 1 can not normal operating, wait that inlet tube 20 and connecting pipe 21 rotate to be connected the completion after, let in liquid, liquid can get into in baffle-box 5 through

water inlet

13, 5 internally mounted of baffle-box has flow distribution plate 14, flow distribution plate 14 can shunt the liquid in the water inlet 13, flow distribution plate 14 installs stripper plate 15 in the bottom, can convey the impact force of liquid to buffer spring 16, and then reach and reduce hydraulic purpose, and extrude box 17 bottom and can carry out the liquid storage, the liquid storage reaches a timing, can follow delivery port 18 and flow, the velocity of liquid has further been reduced, thereby further improve the effect of buffering.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A multifunctional small-sized hydraulic control valve comprises a control valve body (1), and is characterized in that: the hydraulic control valve is characterized in that a rocker (2) is installed at the top of the control valve body (1), a hydraulic pipe (3) is installed on one side of the rocker (2), a buffer box (5) is installed at the top of the hydraulic pipe (3), a leakage-proof valve (23) is installed at the top of the buffer box (5), a fixed valve (4) is installed at the top end of the leakage-proof valve (23), bayonets (6) are respectively arranged on two sides of the top of the fixed valve (4), a connecting rod (7) is connected to one side of each bayonet (6), a pull rod (8) is installed on one side of each connecting rod (7), a ball head (9) is installed on one side of the middle of each connecting rod (7), a fixed block (10) is connected to one side of each ball head (9), a spring (11) is installed on one side of the bottom of, flow distribution plate (14) are installed to water inlet (13) bottom, flow distribution plate (14) bottom is installed stripper plate (15), buffer spring (16) are installed to stripper plate (15) bottom, extrusion box (17) are installed to buffer spring (16) bottom, delivery port (18) have all been seted up to baffle-box (5) bottom both sides, lockhole (19) have all been seted up to leak protection valve (23) both sides, bearing (22) are installed to leak protection valve (23) one side, bearing (22) internally mounted has connecting pipe (21), inlet tube (20) are installed to connecting pipe (21) one side, rocker (2) bottom is installed and is prevented touching the spring.