CN218267365U

CN218267365U - Steering valve

Info

Publication number: CN218267365U
Application number: CN202222582958.9U
Authority: CN
Inventors: 余倡合
Original assignee: Guangzhou Halcyon Hydraulic Co ltd
Current assignee: Guangzhou Halcyon Hydraulic Co ltd
Priority date: 2022-09-27
Filing date: 2022-09-27
Publication date: 2023-01-10
Anticipated expiration: 2032-09-27

Abstract

The utility model discloses a steering valve, including mounting panel, play oil pipe and sealed lid, the top surface welding of mounting panel has the oil storage tank, the both sides fixed mounting of oil storage tank has an oil pipe, the one end fixedly connected with sealed tube of oil pipe, the inside laminating of sealed tube has the connecting pipe, the constant head tank has been seted up on the surface of connecting pipe, the outer lane fixed mounting of sealed tube has the locating plate, spacing hole has been seted up to the inside of locating plate, the inside of spacing hole runs through there is the locating lever. This steering valve is provided with threaded rod, fly leaf, snap-on plate and block groove for the device is at the in-process that uses, and through the rotation to the threaded rod positive and negative direction, can drive snap-on plate and block groove through the fly leaf and carry out block and separation, can carry out sealing connection during the block between sealed lid and the oil storage tank, can be convenient for dismantle your and clear up the oil storage tank is inside to sealed lid during the separation, has improved the inside cleaning work's of this steering valve convenience.

Description

Steering valve

Technical Field

The utility model relates to an automobile-used accessory technical field specifically is a steering valve.

Background

The steering valve is a directional control valve with more than two flow forms and more than two oil ports, and is a valve for realizing communication, cutting off and reversing of hydraulic oil flow of the mining vehicle, pressure unloading and sequential action control, however, the existing steering valve has a little defect in the using process;

the novel mining locomotive steering valve comprises a steering valve body and an electromagnetic valve arranged on the steering valve body, wherein a sealing ring is arranged between the steering valve body and the electromagnetic valve, the sealing ring comprises a metal sealing ring and a rubber sealing ring, the rubber sealing ring is sleeved on the outer surface of the metal sealing ring, and a positioning patch is bonded at a connecting gap between the metal sealing ring and the rubber sealing ring; a connecting convex ring is integrally arranged at the lower end of the electromagnetic valve, a locking screw penetrates through the connecting convex ring, the connecting convex ring is locked and fixed with the steering valve body through the locking screw, and the bottom surface of the electromagnetic valve is enabled to compress the metal sealing ring, the positioning patch and the rubber sealing ring; be provided with into oil pipe way on the diverter valve body, be provided with check valve and relief valve on advancing oil pipe way, relief valve and check valve set up relatively, the bottom of diverter valve body is provided with back oil pipe, in the use of reality, adopt locking screw to carry out fixed connection between reversing valve body and the solenoid valve in this scheme, thereby lead to being not convenient for separate between solenoid valve and the diverter valve body, the inconvenient effectual cleaning work of inside to the diverter valve body, also there is not convenient and swift phenomenon in the process of being connected to diverter valve body and pipeline simultaneously.

We have therefore proposed a diverter valve to address the problems set out above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a steering valve to solve the problem that the steering valve is inconvenient to carry out effectual cleaning work to the inside of steering valve body on the existing market that above-mentioned background art provided.

In order to achieve the above object, the utility model provides a following technical scheme: a steering valve, which comprises a mounting plate, an oil outlet pipe and a sealing cover,

an oil storage tank is welded on the top surface of the mounting plate, oil outlet pipes are fixedly mounted on two sides of the oil storage tank, a sealing pipe is fixedly connected to one end of each oil outlet pipe, and a connecting pipe is attached to the inside of each sealing pipe;

the surface of the connecting pipe is provided with a positioning groove, a positioning plate is fixedly mounted on the outer ring of the sealing pipe, a limiting hole is formed in the positioning plate, a positioning rod penetrates through the limiting hole, a telescopic spring is wound on the surface of the positioning rod, and the bottom end of the positioning rod is connected with the positioning groove in a clamping manner;

an oil inlet pipe is arranged at the bottom of the oil storage tank;

a sealing cover is attached to the top of the oil storage tank, connecting frames are fixedly mounted on two sides of the top surface of the sealing cover, a limiting shell is fixedly connected to the inner side of each connecting frame, electromagnetic control valves are mounted at two ends of each limiting shell, a linkage plate is fixedly connected to one end of each electromagnetic control valve, a sliding groove corresponding to the linkage plate is formed in each sealing cover, and a rubber ball is fixedly mounted at the bottom end of each linkage plate;

connecting shafts are arranged on the surfaces of two sides of the limiting shell, a threaded rod is connected to one side of each connecting shaft, a movable plate is sleeved on the surface of each threaded rod, a connecting hole is formed in the movable plate, a limiting rod penetrates through the connecting hole, and one end of the limiting rod is fixedly connected with the limiting shell;

the bottom fixed mounting of fly leaf has the block board, the inside block groove of seting up with the block board corresponding in both sides of oil storage tank, the block groove is connected with the block groove block.

Preferably, the oil outlet pipe and the sealing pipe are symmetrically arranged about the center line of the oil storage tank, and the sealing pipe is tightly attached to the connecting pipe.

Adopt the design of above-mentioned structure for the sealing performance of being connected of play oil pipe and sealed tube and connecting pipe has been in order to effectual promotion, avoids the junction to produce and reveals.

Preferably, the locating plate is in the equiangular setting at the outer lane of sealed tube, and the size in spacing hole is identical with the size of locating lever to the locating lever passes through expanding spring and locating plate constitution extending structure, locating lever and constant head tank one-to-one simultaneously.

By adopting the design with the structure, the sealing pipe and the connecting pipe are conveniently positioned by the clamping connection of the positioning rod and the positioning groove, and the sealing performance and the convenience of connection between the connecting pipe and the steering valve are favorably improved.

Preferably, the connecting frames are arranged at equal intervals on two sides of the limiting shell, and the electromagnetic control valves are symmetrically arranged around the central line of the limiting shell.

By adopting the design with the structure, the connecting frame can be used for stably connecting the limiting shell and the sealing cover, the structural stability between the limiting shell and the sealing cover is improved, and meanwhile, the electromagnetic control valves which are symmetrically arranged can be used for conveniently steering the oil way.

Preferably, the shape of the top end of the linkage plate is consistent with the shape of the inner ring of the limiting shell, the linkage plate is in sliding connection with the sealing cover through a sliding groove, and the position of the rubber ball corresponds to the position of the oil outlet pipe.

By adopting the design with the structure, the linkage plate can be conveniently limited and can be doubly limited by the sliding of the sliding groove, the linkage plate is prevented from deviating in the process of driving the rubber ball to seal the oil outlet pipe, and the use stability of the steering valve is improved.

Preferably, the threaded rod is rotatably connected with the limiting shell through a connecting shaft and is in threaded connection with the movable plate, and the connecting hole and the limiting rod are symmetrically arranged about the central line of the movable plate.

Adopt the design of above-mentioned structure, can be connected and separate with the block groove through the rotatory drive block board to the threaded rod to be convenient for dismantle sealed lid and carry out effectual clearance to the oil storage tank inside, improved the convenience of this inside cleaning work of diverter valve.

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

1. the sealing pipe, the positioning groove, the positioning plate and the positioning rod are arranged, in the process of connecting the steering valve and the connecting pipe, the sealing effect of the connecting part can be ensured due to the close fit of the sealing pipe and the connecting pipe, the positioning connection between the connecting pipe and the sealing pipe can be effectively realized by matching the clamping connection between the positioning rod and the positioning groove, the connecting pipe is prevented from falling off, and the stability and convenience of the connection work between the steering valve and the connecting pipe are improved;

2. the oil circuit switching device is provided with a limiting shell, an electromagnetic control valve, a linkage plate and a sliding groove, the electromagnetic control valve can drive a rubber ball to seal an oil outlet pipe to be closed through the linkage plate in the oil circuit switching process, and the limiting shell and the sliding groove can limit the sliding of the linkage plate in the moving process of the linkage plate, so that the linkage plate is prevented from driving the rubber ball to slide to generate dislocation, and the stability of oil circuit switching work is improved;

3. be provided with threaded rod, fly leaf, snap-on plate and block groove for the device is at the in-process that uses, through the rotation to threaded rod positive and negative direction, can drive snap-on plate and block groove through the fly leaf and carry out block and separation, can carry out sealing connection during the block between sealed lid and the oil storage tank, can be convenient for dismantle you and clear up the oil storage tank is inside to sealed lid during the separation, has improved the inside cleaning work's of this steering valve convenience.

Drawings

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

FIG. 2 is an exploded view of the water storage tank and the sealing cover of the present invention;

FIG. 3 is a schematic view of the connection structure of the sealing tube and the connecting tube of the present invention;

FIG. 4 is a schematic view of a side-cut structure of the limiting shell of the present invention;

fig. 5 is a schematic diagram of the side-sectional structure of the movable plate of the present invention.

In the figure: 1. mounting a plate; 2. an oil storage tank; 3. an oil outlet pipe; 4. a sealing tube; 5. a connecting pipe; 6. positioning a groove; 7. positioning a plate; 8. a limiting hole; 9. positioning a rod; 10. a tension spring; 11. an oil inlet pipe; 12. a sealing cover; 13. a connecting frame; 14. a limiting shell; 15. an electromagnetic control valve; 16. a linkage plate; 17. a chute; 18. a rubber ball; 19. a connecting shaft; 20. a threaded rod; 21. a movable plate; 22. connecting holes; 23. a limiting rod; 24. a clamping plate; 25. an engaging groove.

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. 1-2, the present invention provides a technical solution: the utility model provides a steering valve, including mounting panel 1, go out oil pipe 3 and sealed lid 12, the top surface welding of mounting panel 1 has oil storage tank 2, the both sides fixed mounting of oil storage tank 2 has an oil pipe 3, the one end fixedly connected with sealed tube 4 of going out oil pipe 3, it sets up about the central line symmetry of oil storage tank 2 to go out oil pipe 3 and sealed tube 4, the inside laminating of sealed tube 4 has connecting pipe 5, and sealed tube 4 and connecting pipe 5 closely laminate, the design of above-mentioned structure, make out oil pipe 3 and sealed tube 4 can provide the oil circuit export of two directions to this steering valve, be convenient for simultaneously switch the oil circuit, and sealed tube 4 can avoid the junction to produce with the inseparable laminating of connecting pipe 5 to reveal, the leakproofness of being connected between this steering valve and the connecting pipe has been improved.

Specifically as shown in fig. 1-3, locating slot 6 has been seted up on the surface of connecting pipe 5, the outer lane fixed mounting of sealed tube 4 has locating plate 7, locating plate 7 is the setting of equidistance in sealed tube 4's outer lane, spacing hole 8 has been seted up to the inside of locating plate 7, spacing hole 8's inside runs through there is locating lever 9, locating lever 9 and locating slot 6 one-to-one simultaneously, and the size of spacing hole 8 is identical with the size of locating lever 9, the surface winding of locating lever 9 has expanding spring 10, and locating lever 9 passes through expanding spring 10 and constitutes extending structure with locating plate 7, the bottom and the 6 block of locating slot of locating lever 9 are connected, oil inlet pipe 11 is installed to the bottom of oil storage tank 2, the design of upper structure, make expanding spring 10 can drive locating lever 9 slide and carry out the block with locating slot 6 in the inside of locating plate 7, wherein the gliding stability of locating lever 9 can be guaranteed in the setting of spacing hole 8, thereby be convenient for carry out stable location connection between sealed tube 4 and the connecting pipe 5, improve this steering valve and the butt joint work's between the connecting pipe stability and convenience.

As shown in fig. 1-2, a sealing cover 12 is attached to the top of the oil storage tank 2, connecting frames 13 are fixedly mounted on two sides of the top surface of the sealing cover 12, the connecting frames 13 are arranged on two sides of a limiting shell 14 at equal intervals, the limiting shell 14 is fixedly connected to the inner side of the connecting frame 13, electromagnetic control valves 15 are mounted at two ends of the limiting shell 14, and the electromagnetic control valves 15 are symmetrically arranged about the center line of the limiting shell 14.

As shown in fig. 2-4, one end of the electromagnetic control valve 15 is fixedly connected with a linkage plate 16, the top end of the linkage plate 16 is in accordance with the shape of the inner ring of the limiting shell 14, a sliding groove 17 corresponding to the linkage plate 16 is formed inside the sealing cover 12, the linkage plate 16 is in sliding connection with the sealing cover 12 through the sliding groove 17, a rubber ball 18 is fixedly mounted at the bottom end of the linkage plate 16, and the position of the rubber ball 18 corresponds to the position of the oil outlet pipe 3, and due to the design of the structure, the electromagnetic control valves 15 on two sides can stably slide through the linkage plate 16, so that the rubber ball 18 is driven to respectively seal the oil outlet pipes 3 on two sides, the oil outlet pipe 3 on one side is opened when the oil outlet pipe 3 on one side is closed, and the oil way steering is completed, and the oil outlet pipes 3 on two sides can be simultaneously opened.

As shown in fig. 2-5, a connecting shaft 19 is installed on the two side surfaces of the limiting shell 14, a threaded rod 20 is connected to one side of the connecting shaft 19, the threaded rod 20 is rotatably connected to the limiting shell 14 through the connecting shaft 19, a movable plate 21 is sleeved on the surface of the threaded rod 20, the threaded rod 20 is in threaded connection with the movable plate 21, a connecting hole 22 is formed in the movable plate 21, a limiting rod 23 penetrates through the connecting hole 22, one end of the limiting rod 23 is fixedly connected to the limiting shell 14, the connecting hole 22 and the limiting rod 23 are symmetrically arranged about the center line of the movable plate 21, a clamping plate 24 is fixedly installed at the bottom of the movable plate 21, clamping grooves 25 corresponding to the clamping plate 24 are formed in the two side interiors of the oil storage tank 2, the clamping grooves 25 are clamped and connected to the clamping grooves 25, and the threaded rod 20 can rotate through the connecting shaft 19 to further drive the movable plate 21 and the clamping plate 24 to move, in the process, the mutual sliding of the connecting hole 22 and the limiting rod 23 can limit the sliding of the movable plate 21 and the clamping plate 24, and facilitate accurate abutting and separation of the clamping plate 24, and quick detachment of the sealing cover 12, and effective cleaning of the interior of the movable plate 2.

The working principle is as follows: when the steering valve is used, firstly, as shown in fig. 1-3, the device is installed at a proper position through the installation plate 1, then the oil outlet pipe 3 is inserted into the sealing pipes 4 at two sides, then the extension spring 10 can pull the positioning rod 9 to slide in the positioning plate 7 through the limiting hole 8 until one end of the positioning rod 9 is clamped with the positioning groove 6, so that the butt joint work of the steering valve and the connecting pipe 5 is completed, and the connecting pipe 5 and the steering valve can be separated by pulling the positioning rod 9 to separate from the positioning groove 6 during disassembly.

In the using process, as shown in fig. 2 and fig. 4-5, the electromagnetic control valves 15 on two sides are controlled, so that the electromagnetic control valves 15 drive the linkage plate 16 to slide, meanwhile, the linkage plate 16 can drive the rubber balls 18 to seal the oil outlet pipe 3, when the oil outlet pipe 3 on one side is sealed, the oil outlet pipe 3 on the other side can discharge oil, the steering work of the steering valve can be completed by such conversion, when the oil outlet pipes 3 on two sides are both opened, the oil outlet pipes on two sides can simultaneously discharge oil, when the interior of the oil storage tank 2 needs to be cleaned, the movable plate 21 and the clamping plate 24 are driven to move by the rotation of the threaded rod 20, meanwhile, the movable plate 21 can slide on the limiting rod 23 through the connecting hole 22 until the clamping plate 24 is separated from the clamping groove 25, then, the interior of the oil storage tank 2 can be cleaned after the sealing cover 12 is disassembled, the clamping plate 12 is attached to the top end of the oil storage tank 2 after the cleaning is completed, then the threaded rod 20 is reversely rotated to drive the clamping plate 24 to be clamped with the clamping groove 25, and thus the assembly work of the sealing cover of the steering valve is completed.

To thereby carry out a series of tasks, the contents of which are not described in detail in the present specification are prior art well known to those skilled in the art.

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 modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a steering valve, includes mounting panel (1), goes out oil pipe (3) and sealed lid (12), its characterized in that:

an oil storage tank (2) is welded on the top surface of the mounting plate (1), oil outlet pipes (3) are fixedly mounted on two sides of the oil storage tank (2), a sealing pipe (4) is fixedly connected to one end of each oil outlet pipe (3), and a connecting pipe (5) is attached to the inside of each sealing pipe (4);

the surface of the connecting pipe (5) is provided with a positioning groove (6), the outer ring of the sealing pipe (4) is fixedly provided with a positioning plate (7), the inside of the positioning plate (7) is provided with a limiting hole (8), a positioning rod (9) penetrates through the inside of the limiting hole (8), the surface of the positioning rod (9) is wound with a telescopic spring (10), and the bottom end of the positioning rod (9) is connected with the positioning groove (6) in a clamping manner;

an oil inlet pipe (11) is installed at the bottom of the oil storage tank (2);

a sealing cover (12) is attached to the top of the oil storage tank (2), connecting frames (13) are fixedly mounted on two sides of the top surface of the sealing cover (12), a limiting shell (14) is fixedly connected to the inner side of each connecting frame (13), electromagnetic control valves (15) are mounted at two ends of each limiting shell (14), a linkage plate (16) is fixedly connected to one end of each electromagnetic control valve (15), a sliding groove (17) corresponding to each linkage plate (16) is formed in each sealing cover (12), and a rubber ball (18) is fixedly mounted at the bottom end of each linkage plate (16);

connecting shafts (19) are mounted on the surfaces of the two sides of the limiting shell (14), a threaded rod (20) is connected to one side of each connecting shaft (19), a movable plate (21) is sleeved on the surface of each threaded rod (20), a connecting hole (22) is formed in each movable plate (21), a limiting rod (23) penetrates through each connecting hole (22), and one end of each limiting rod (23) is fixedly connected with the limiting shell (14);

the bottom of the movable plate (21) is fixedly provided with a clamping plate (24), clamping grooves (25) corresponding to the clamping plate (24) are formed in the two sides of the oil storage tank (2), and the clamping grooves (25) are connected with the clamping grooves (25) in a clamping mode.

2. A diverter valve as defined in claim 1 wherein: go out oil pipe (3) and sealed tube (4) and set up about the central line symmetry of oil storage tank (2), and sealed tube (4) and connecting pipe (5) closely laminate.

3. A diverter valve as defined in claim 1 wherein: locating plate (7) are the equiangular setting in the outer lane of sealed tube (4), and the size of spacing hole (8) is identical with the size of locating lever (9) to locating lever (9) constitute extending structure through expanding spring (10) and locating plate (7), and locating lever (9) and constant head tank (6) one-to-one simultaneously.

4. A diverter valve as defined in claim 1 wherein: the connecting frames (13) are arranged on two sides of the limiting shell (14) at equal intervals, and the electromagnetic control valves (15) are symmetrically arranged relative to the central line of the limiting shell (14).

5. A diverter valve as defined in claim 1 wherein: the top end of the linkage plate (16) is consistent with the shape of the inner ring of the limiting shell (14), the linkage plate (16) is connected with the sealing cover (12) in a sliding mode through a sliding groove (17), and the position of the rubber ball (18) corresponds to the position of the oil outlet pipe (3).

6. A diverter valve as defined in claim 1 wherein: the threaded rod (20) is rotatably connected with the limiting shell (14) through a connecting shaft (19), the threaded rod (20) is in threaded connection with the movable plate (21), and the connecting hole (22) and the limiting rod (23) are symmetrically arranged relative to the central line of the movable plate (21).