CN211039721U

CN211039721U - High-sealing hydraulic control valve

Info

Publication number: CN211039721U
Application number: CN201921756851.3U
Authority: CN
Inventors: 孙恺
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-19
Filing date: 2019-10-19
Publication date: 2020-07-17
Anticipated expiration: 2029-10-19

Abstract

The utility model discloses a high sealed hydraulic control valve, the valve comprises a valve body, the valve body is inside including the inlet tube, and inlet tube right side fixedly connected with outlet pipe, inlet tube and outlet pipe upper end fixedly connected with control tube, and control tube upper end fixedly connected with protective sheath, protective sheath upper end fixedly connected with hydraulic control box, and hydraulic control box lower extreme fixedly connected with second advance oil pipe, the inside swing joint of hydraulic control box has the control block, and control block lower extreme fixedly connected with movable rod, movable rod lower extreme fixedly connected with sprue. This high sealed hydraulic control valve makes whole realization hydraulic control, and hydraulic control sealing pressure is bigger, removes more stably to increased the leakproofness when the sprue blocks up, and prevented that the movable rod from rustting and causing the whole condition appearance that is difficult to remove, thereby increased holistic life.

Description

High-sealing hydraulic control valve

Technical Field

The utility model relates to a hydraulic control technical field specifically is a high sealed hydraulic control valve door.

Background

The hydraulic system has the function of increasing pressure intensity by changing the pressure intensity, and consists of a signal control part and a hydraulic power part, wherein the signal control part is used for driving a control valve in the hydraulic power part to act, and the hydraulic control is a common means in the valve.

However, in the existing valve, the control rod is generally exposed outside, so that the rusting condition is easy to occur, the whole normal operation is influenced, the sealing performance of the valve is poor, the oil leakage condition can occur in the whole control process, and the whole practicability is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high sealed hydraulic control valve to propose current valve in solving above-mentioned background art, the control lever generally exposes in the outside, appears rusty condition easily, thereby influences holistic normal operating, and the leakproofness of valve is relatively poor, leads to the whole condition that the oil leak can appear at the in-process of control, has reduced the problem of whole practicality.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high sealed hydraulic control valve, includes the valve body, the valve body is inside including the inlet tube, and inlet tube right side fixedly connected with outlet pipe, inlet tube and outlet pipe upper end fixedly connected with control tube, and control tube upper end fixedly connected with protective sheath, protective sheath upper end fixedly connected with hydraulic control case, and the first oil pipe that advances of hydraulic control case upper end fixedly connected with, the first oil pipe lower extreme that advances passes hydraulic control case upper end and extends to inside the hydraulic control case, and hydraulic control case lower extreme fixedly connected with second advances oil pipe, the inside swing joint of hydraulic control case has the control block, and control block lower extreme fixedly connected with movable rod, movable rod lower extreme fixedly connected with sprue.

Preferably, the inside upper end fixedly connected with of protective sheath seals the snap ring, and seals the snap ring internal diameter and equals with the movable rod diameter, the movable rod overlaps with the centre of a circle of control block and sprue, the sealed snap ring outside is laminated with the protective sheath inner wall each other.

Preferably, the outer side of the control block inside the hydraulic control box is fixedly connected with a first sealing ring, the outer side of the first sealing ring is attached to the inside of the hydraulic control box, the lower end of the control block is of a circular truncated cone structure, and the lower end of the inside of the hydraulic control box is matched with the shape and size of the lower end of the control block.

Preferably, the first oil inlet pipe is overlapped with a circle center line of the hydraulic control box, and the hydraulic control box is of an internal hollow cylindrical structure.

Preferably, the second oil inlet pipes are symmetrically distributed in two groups about a circle center line of the hydraulic control box, and the second oil inlet pipes are communicated with the inside of the hydraulic control box.

Preferably, the outer side of the blocking block is fixedly connected with a second sealing ring, the second sealing ring is made of high-elasticity rubber, and the lower end of the outer side of the movable rod is fixedly connected with a sealing rubber sleeve.

Compared with the prior art, the beneficial effects of the utility model are that:

1. according to the high-sealing hydraulic control valve, the movable rod and the control block are additionally arranged at the upper end of the block of the valve body, and liquid is introduced into the hydraulic control box, so that the whole body can drive the movable rod to move up and down through hydraulic pressure, the control on the block is realized, the hydraulic control of the whole body is realized, the sealing pressure of the hydraulically-controlled block is higher, the movement is more stable, and the whole opening and closing effect is improved;

2. according to the high-sealing hydraulic control valve, the sealing rings are additionally arranged on the outer sides of the control block and the blocking block, so that the whole body has good sealing performance, the possibility of leakage of the whole body in the use process is prevented, the stability of the whole body movement is improved, the sealing performance when the blocking block is blocked is improved, and the practicability of the whole body is improved;

3. this high sealed hydraulic control valve protects the movable rod through using hydraulic control box and protective sheath to make the movable rod by all-round protection, prevent that the movable rod from rustting and causing the whole condition that is difficult to the removal to appear, thereby increased holistic life.

Drawings

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

FIG. 2 is a schematic view of the structure of the open state of the present invention;

FIG. 3 is a schematic structural view of the closed state of the present invention;

fig. 4 is a schematic view of the three-dimensional structure of the control block of the present invention.

In the figure: 1. a valve body; 2. a water inlet pipe; 3. a water outlet pipe; 4. a control tube; 5. a protective sleeve; 6. A hydraulic control box; 7. a first oil inlet pipe; 8. a second oil inlet pipe; 9. a control block; 10. a movable rod; 11. Blocking; 12. sealing the snap ring; 13. a first seal ring; 14. a second seal ring; 15. and sealing the rubber sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a high sealed hydraulic control valve, including

valve body

1, 1 inside inlet tube 2 including of valve body, and 2 right side fixedly connected with outlet pipes 3 of inlet tube,

inlet tube

2 and 3 upper ends fixedly connected with control tube 4 of outlet pipe, and 4 upper ends fixedly connected with protective sheath 5 of control tube, 5 upper ends fixedly connected with hydraulic control box 6 of protective sheath, and the first oil pipe 7 that advances of 6 upper ends fixedly connected with of hydraulic control box, the first 7 lower extremes of advancing oil pipe pass the hydraulic control box 6 upper end and extend to inside the

hydraulic control box

6, and 6 lower extreme fixedly connected with second advances oil pipe 8 of hydraulic control box, the inside swing joint of 6 inside hydraulic control boxes has

control block

9, and 9 lower extreme fixedly connected with movable rod 10 of control block, the 10 lower extreme fixedly connected with sprue 11 of movable rod.

Further, the inside upper end fixedly connected with of protective sheath 5 seals snap ring 12, and sealed snap ring 12 internal diameter equals with movable rod 10 diameter, and movable rod 10 overlaps with the centre of a circle of control block 9 and sprue 11, and the sealed snap ring 12 outside is laminated with protective sheath 5 inner wall each other, and sealed snap ring 12 can seal movable rod 10 and protective sheath 5 junction, prevents the oil leak of movable rod 10 and protective sheath 5 junction, guarantees holistic steady operation.

Furthermore, the outer side of the control block 9 inside the hydraulic control box 6 is fixedly connected with a first sealing ring 13, the outer side of the first sealing ring 13 is attached to the inner part of the hydraulic control box 6, the lower end of the control block 9 is of a circular truncated cone structure, the shape and the size of the lower end of the inner part of the hydraulic control box 6 are matched with the shape and the size of the lower end of the control block 9, and the first sealing ring 13 can increase the sealing performance of the control block 9, so that the oil leakage condition in the whole operation process is prevented, and the whole safety is improved.

Further, the first oil inlet pipe 7 is overlapped with the circle center line of the hydraulic control box 6, the hydraulic control box 6 is of an internal hollow cylindrical structure, and the hydraulic control box 6 of the hollow cylindrical structure can enable liquid to enter and exit from the hydraulic control box 6, so that the position of the blocking block 11 is controlled.

Further, the second advances oil pipe 8 and has two sets ofly about the centre of a circle line symmetric distribution of hydraulic control case 6, and the second advances oil pipe 8 and the inside intercommunication each other of hydraulic control case 6, and two sets of seconds advance oil pipe 8 can prevent that the hydraulic pressure of lower extreme from leading to the unable circumstances of lifting up of control block 9 inadequately to appear, guarantees whole operation that can be stable.

Further, a second sealing ring 14 is fixedly connected to the outer side of the blocking block 11, the second sealing ring 14 is made of high-elasticity rubber, a sealing rubber sleeve 15 is fixedly connected to the lower end of the outer side of the movable rod 10, and the second sealing ring 14 can increase the sealing performance when the blocking block 11 is blocked, so that the normal operation of the valve is guaranteed, and the overall practicability is increased.

The working principle is as follows: the water inlet pipe 2 and the water outlet pipe 3 are respectively butted with two ends of a pipeline, so that the whole body can control the water inlet and outlet of the pipeline, the first oil inlet pipe 7 and the second oil inlet pipe 8 at the upper end and the lower end of the hydraulic control box 6 are externally connected with an oil path pipe and are internally filled with oil or other liquid, when the first oil inlet pipe 7 is filled with liquid, the upper end of a control block 9 inside the hydraulic control box 6 is pressurized, so that a movable rod 10 and a blocking block 11 are driven to move downwards, the blocking block 11 blocks the joint of the water outlet pipe 3 and the water inlet pipe 2, the whole body is closed, when the liquid is filled from the second oil inlet pipe 8, the lower end of the control block 9 inside the hydraulic control box 6 is pressurized, so that the movable rod 10 and the blocking block 11 are driven to move upwards, the unblocked inside the water outlet pipe 3 and the water inlet pipe 2 is ensured, and because the control block 9, the movable rod 10 and the, The first seal ring 13 and the second seal ring 14 have extremely high sealing performance as a whole, and thus leakage does not occur.

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

Claims

1. The utility model provides a high sealed hydraulic control valve, includes the valve body, its characterized in that: the valve body is inside including the inlet tube, and inlet tube right side fixedly connected with outlet pipe, inlet tube and outlet pipe upper end fixedly connected with control tube, and control tube upper end fixedly connected with protective sheath, protective sheath upper end fixedly connected with hydraulic control case, and the first oil pipe that advances of hydraulic control case upper end fixedly connected with, the first oil pipe lower extreme that advances passes inside hydraulic control case upper end extends to the hydraulic control case, and hydraulic control case lower extreme fixedly connected with second advances oil pipe, the inside swing joint of hydraulic control case has the control block, and control block lower extreme fixedly connected with movable rod, movable rod lower extreme fixedly connected with sprue.

2. A high seal hydraulic control valve as defined in claim 1, wherein: the inside upper end fixedly connected with of protective sheath seals the snap ring, and seals the snap ring internal diameter and equals with the movable rod diameter, the movable rod overlaps with the centre of a circle of control block and sprue, the sealed snap ring outside is laminated with the protective sheath inner wall each other.

3. A high seal hydraulic control valve as defined in claim 1, wherein: the hydraulic control box is characterized in that a first sealing ring is fixedly connected to the outer side of a control block inside the hydraulic control box, the outer side of the first sealing ring is attached to the inside of the hydraulic control box, the lower end of the control block is of a circular truncated cone structure, and the lower end of the inside of the hydraulic control box is matched with the shape and size of the lower end of the control block.

4. A high seal hydraulic control valve as defined in claim 1, wherein: the first oil inlet pipe is overlapped with the circle center line of the hydraulic control box, and the hydraulic control box is of an internal hollow cylinder structure.

5. A high seal hydraulic control valve as defined in claim 1, wherein: the second oil inlet pipes are symmetrically distributed in two groups about the circle center line of the hydraulic control box, and the second oil inlet pipes are communicated with the interior of the hydraulic control box.

6. A high seal hydraulic control valve as defined in claim 1, wherein: the outer side of the blocking block is fixedly connected with a second sealing ring, the second sealing ring is made of high-elasticity rubber, and the lower end of the outer side of the movable rod is fixedly connected with a sealing rubber sleeve.