CN210623247U

CN210623247U - Hydraulic reversing valve

Info

Publication number: CN210623247U
Application number: CN201921695008.9U
Authority: CN
Inventors: 沈忠伟
Original assignee: Qidong Shenhai Lubricating Equipment Co Ltd
Current assignee: Qidong Shenhai Lubricating Equipment Co Ltd
Priority date: 2019-10-11
Filing date: 2019-10-11
Publication date: 2020-05-26
Anticipated expiration: 2029-10-11

Abstract

The utility model discloses a hydraulic reversing valve, including valve body and regulation seat, the upper end fixed surface of valve body is connected with first pipeline and second pipeline, first pipeline is located one side of second pipeline, the lower extreme fixed surface of valve body is connected with third pipeline and fourth pipeline, the third pipeline is located one side of fourth pipeline, the inside movable mounting of valve body has the case, first notch has been seted up to the one end surface of case, the second notch has been seted up to the middle surface of case, the third notch has been seted up to the other end surface of case, the cavity has been seted up in the middle of the inside of case, the utility model discloses the beneficial effect who reaches is: the clamping plate is arranged in the adjusting port of the adjusting seat, so that the adjusting rod can conveniently adjust the position of the valve core, the reversing valve is convenient to use and operate, the stability of the valve core is improved through the spring between the valve core and the valve body, and the using effect of the reversing valve is improved.

Description

Hydraulic reversing valve

Technical Field

The utility model relates to a switching-over valve, in particular to hydraulic pressure switching-over valve belongs to control valve technical field.

Background

The hydraulic reversing valve is one of valves, is provided with a multi-directional adjustable channel, can change the flow direction of fluid timely and is used for controlling the direction and the on-off of the fluid flow in a hydraulic system. The existing hydraulic reversing valve has certain defects when in use, and the position of the valve core of the hydraulic reversing valve is adjusted by adjusting the rod when in use, so that the flow direction of fluid is changed, but the adjusting rod is inconvenient to fix after adjustment, and the adjusting rod is inconvenient to adjust, and the stability of the valve core in the reversing valve is not high, so that certain influence is brought to the use process, and therefore, the hydraulic reversing valve is improved at present.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art's defect, current hydraulic directional control valve is adjusted inconveniently, and the not high problem of stability of case provides a hydraulic directional control valve in the valve body.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a hydraulic reversing valve, which comprises a valve body and an adjusting seat, wherein the outer surface of the upper end of the valve body is fixedly connected with a first pipeline and a second pipeline, the first pipeline is positioned at one side of the second pipeline, the outer surface of the lower end of the valve body is fixedly connected with a third pipeline and a fourth pipeline, the third pipeline is positioned at one side of the fourth pipeline, a valve core is movably arranged in the valve body, the outer surface of one end of the valve core is provided with a first notch, the outer surface of the middle of the valve core is provided with a second notch, the outer surface of the other end of the valve core is provided with a third notch, the middle of the inner part of the valve core is provided with a cavity, a first through hole is arranged between the cavity and the first notch, a second through hole is arranged between the cavity and the third notch, the position of one end of the valve core positioned in the valve body, the outer surface of the ejector rod is sleeved with a spring at a position located inside the valve body, the other end of the valve core is fixedly connected with a connecting rod, the adjusting seat is fixedly connected at one end of the valve body, an adjusting rod is movably connected in the middle of the inside of the adjusting seat, the inside of the adjusting seat is fixedly connected with a connecting shaft, an adjusting opening is formed in the outer surface of the upper end of the adjusting seat, a clamping plate is fixedly installed inside the adjusting opening, and a clamping groove is formed in the outer surface of the clamping plate.

As a preferred technical scheme of the utility model, the connecting axle runs through the regulation pole and adjusts pole swing joint, the one end of connecting rod runs through the regulation seat and adjusts seat swing joint, the one end of connecting rod is located the fixedly connected with traction lever of the inside of adjusting the seat, and the traction lever runs through the lower extreme and the regulation pole swing joint of regulation pole.

As a preferred technical scheme of the utility model, the one end and the connecting seat fixed connection of spring, the other end of spring and the inner wall fixed connection of valve body.

As an optimized technical scheme of the utility model, first notch, second notch and third notch all are the ring annular structure at the surface of case.

As a preferred technical scheme of the utility model, the quantity of draw-in groove is a plurality of groups, adjust the upper end fixedly connected with handle of pole.

As a preferred technical scheme of the utility model, the position cover that the both ends surface of case is located one side of first notch and second notch respectively is equipped with the rubber circle, the case passes through connecting rod and valve body swing joint.

The utility model discloses the beneficial effect who reaches is: the clamping plate is arranged in the adjusting port of the adjusting seat, so that the adjusting rod can conveniently adjust the position of the valve core, the reversing valve is convenient to use and operate, the stability of the valve core is improved through the spring between the valve core and the valve body, and the using effect of the reversing valve is improved.

Drawings

The accompanying drawings 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 invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a plan view of the adjusting base of the present invention.

In the figure: 1. a valve body; 2. a first conduit; 3. a second conduit; 4. a third pipeline; 5. a fourth conduit; 6. a valve core; 7. a first notch; 8. a second notch; 9. a third notch; 10. a cavity; 11. a first through hole; 12. a second through hole; 13. a connecting seat; 14. a top rod; 15. a spring; 16. a connecting rod; 17. an adjusting seat; 18. adjusting a rod; 19. a connecting shaft; 20. an adjustment port; 21. clamping a plate; 22. a clamping groove.

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 presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Examples

As shown in the figures 1-2, the utility model provides a hydraulic reversing valve, which comprises a valve body 1 and an adjusting seat 17, wherein the outer surface of the upper end of the valve body 1 is fixedly connected with a first pipeline 2 and a second pipeline 3, the first pipeline 2 is positioned at one side of the second pipeline 3, the outer surface of the lower end of the valve body 1 is fixedly connected with a third pipeline 4 and a fourth pipeline 5, the third pipeline 4 is positioned at one side of the fourth pipeline 5, a valve core 6 is movably arranged in the valve body 1, the outer surface of one end of the valve core 6 is provided with a first notch 7, the middle outer surface of the valve core 6 is provided with a second notch 8, the outer surface of the other end of the valve core 6 is provided with a third notch 9, the middle of the valve core 6 is provided with a cavity 10, a first through hole 11 is arranged between the cavity 10 and the first notch 7, a second through hole 12 is arranged between the cavity 10 and the third notch 9, the position of one, the outer fixed surface in one end of connecting seat 13 is connected with ejector pin 14, the position cover that the surface of ejector pin 14 is located the inside of valve body 1 is equipped with spring 15, the other end fixedly connected with connecting rod 16 of case 6, adjust the one end of seat 17 fixed connection at valve body 1, swing joint has the regulation pole 18 in the middle of adjusting the inside of seat 17, adjust the inside fixedly connected with connecting axle 19 of seat 17, adjust the upper end surface of seat 17 and seted up regulation mouth 20, the inside fixed mounting of regulation mouth 20 has cardboard 21, draw-in groove 22 has been seted up to the surface of cardboard 21.

The connecting shaft 19 penetrates through the adjusting rod 18 and is movably connected with the adjusting rod 18, one end of the connecting rod 16 penetrates through the adjusting seat 17 and is movably connected with the adjusting seat 17, one end of the connecting rod 16 is located at a position fixedly connected with a draw bar inside the adjusting seat 17, the draw bar penetrates through the lower end of the adjusting rod 18 and is movably connected with the adjusting rod 18, one end of the spring 15 is fixedly connected with the connecting seat 13, the other end of the spring 15 is fixedly connected with the inner wall of the valve body 1, the first notch 7, the second notch 8 and the third notch 9 are in circular ring-shaped structures on the outer surface of the valve element 6, the number of the clamping grooves 22 is a plurality of groups, the upper end of the adjusting rod 18 is fixedly connected with a handle, rubber rings are sleeved on positions, located on one sides of the first notch 7 and the second.

Specifically, when the utility model is used, in the adjusting process of the reversing valve, along with the front and back shaking of the adjusting rod 18, the adjusting rod 18 drives the valve core 6 to move back and forth in the valve body 1 through the connecting rod 16, when the valve core 6 moves backwards, the second pipeline 3 is communicated with the third pipeline 4 through the second notch 8, the liquid entering from the fourth pipeline 5 enters the cavity 10 through the third notch 9, and then flows into the first pipeline 2 through the first notch 7, so that the first pipeline 2 is communicated with the fourth pipeline 5, the second pipeline 3 is communicated with the third pipeline 4, when the valve core 6 moves forwards, the first pipeline 2 is communicated with the third pipeline 4 through the first notch 7, the second pipeline 3 is communicated with the third pipeline 4 through the second notch 8, so that the change of the liquid flow direction and the on-off state are realized, the adjusting rod 18 clamps the adjusting rod 18 in the clamping groove 22 of the clamping plate 21 after being adjusted, the adjustment of the adjusting rod 18 is convenient, one end of the valve core 6 is connected with a spring 15 through a mandril 14, and the spring 15 can enable the valve core 6 to be more stable in the valve body 1.

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 modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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 hydraulic reversing valve comprises a valve body (1) and an adjusting seat (17), and is characterized in that a first pipeline (2) and a second pipeline (3) are fixedly connected to the outer surface of the upper end of the valve body (1), the first pipeline (2) is positioned on one side of the second pipeline (3), a third pipeline (4) and a fourth pipeline (5) are fixedly connected to the outer surface of the lower end of the valve body (1), the third pipeline (4) is positioned on one side of the fourth pipeline (5), a valve core (6) is movably installed inside the valve body (1), a first notch (7) is formed in the outer surface of one end of the valve core (6), a second notch (8) is formed in the outer surface of the middle of the valve core (6), a third notch (9) is formed in the outer surface of the other end of the valve core (6), a cavity (10) is formed in the middle of the inside of the valve core (6), a first through hole (11) is formed between the cavity (10) and the first notch (7), a second through hole (12) is formed between the cavity (10) and the third notch (9), a connecting seat (13) is fixedly connected to the position, where one end of the valve core (6) is located inside the valve body (1), of the valve body, a push rod (14) is fixedly connected to the outer surface of one end of the connecting seat (13), a spring (15) is sleeved on the position, where the outer surface of the push rod (14) is located inside the valve body (1), of the valve core (6), a connecting rod (16) is fixedly connected to the other end of the valve core (6), the adjusting seat (17) is fixedly connected to one end of the valve body (1), an adjusting rod (18) is movably connected to the middle inside of the adjusting seat (17), a connecting shaft (19) is fixedly connected to the inside of the adjusting seat (17), the inside fixed mounting of regulation mouth (20) has cardboard (21), draw-in groove (22) have been seted up to the surface of cardboard (21).

2. The hydraulic reversing valve according to claim 1, wherein the connecting shaft (19) penetrates through the adjusting rod (18) and is movably connected with the adjusting rod (18), one end of the connecting rod (16) penetrates through the adjusting seat (17) and is movably connected with the adjusting seat (17), a draw bar is fixedly connected to a position, located inside the adjusting seat (17), of one end of the connecting rod (16), and the draw bar penetrates through the lower end of the adjusting rod (18) and is movably connected with the adjusting rod (18).

3. A hydraulic directional control valve according to claim 1, characterized in that one end of the spring (15) is fixedly connected with the connecting seat (13), and the other end of the spring (15) is fixedly connected with the inner wall of the valve body (1).

4. A hydraulic directional valve according to claim 1, characterized in that the first notch (7), the second notch (8) and the third notch (9) are all in a circular ring structure on the outer surface of the valve core (6).

5. The hydraulic directional valve as recited in claim 1, characterized in that the number of the slots (22) is several groups, and a handle is fixedly connected to the upper end of the adjusting rod (18).

6. The hydraulic reversing valve according to claim 1, wherein rubber rings are sleeved on the outer surfaces of the two ends of the valve core (6) which are respectively positioned on one side of the first notch (7) and one side of the second notch (8), and the valve core (6) is movably connected with the valve body (1) through a connecting rod (16).