CN221257285U

CN221257285U - Hydraulic shift valve

Info

Publication number: CN221257285U
Application number: CN202322941609.6U
Authority: CN
Inventors: 高建国
Original assignee: Puyang Guosheng Machining Co ltd
Current assignee: Puyang Guosheng Machining Co ltd
Filing date: 2023-11-01
Publication date: 2024-07-02
Anticipated expiration: 2033-11-01

Abstract

The utility model discloses a hydraulic shift valve, which comprises a hydraulic shift valve main body, wherein the bottom of the hydraulic shift valve main body is fixedly connected with a connecting seat, the top of the connecting seat is fixedly connected with clamping blocks, the clamping blocks are distributed in bilateral symmetry about a bisector of the connecting seat, the bottom side of the hydraulic shift valve main body is provided with a groove, the clamping blocks are inserted into the groove, the groove has the same structure as the clamping blocks, the hydraulic shift valve main body is in threaded connection with a screw rod on the connecting seat, the top side of the connecting seat is fixedly connected with a dustproof shell, the hydraulic shift valve main body is positioned in the dustproof shell, the inner wall of the dustproof shell is fixedly connected with a heat conducting block, openings are formed on two sides of the dustproof shell, the inner wall of the opening on one side is fixedly connected with a heat radiating fan, and a first filter screen is arranged in the opening on the other side. The device can reduce dust adsorption on the surface of the hydraulic shift valve main body, so that dust is prevented from entering the hydraulic shift valve main body, and the service life of the hydraulic shift valve main body is prolonged.

Description

Hydraulic shift valve

Technical Field

The utility model relates to the technical field of valves, in particular to a hydraulic shift valve.

Background

The hydraulic reversing valve is a hydraulic gear shifting valve, and the number of the passages held by the reversing valve is divided into: two-way, three-way, four-way, five-way, etc.; the absolute movement of the valve core and the valve body is used to make the oil way traffic, cut off or change the direction of oil flow, so that the hydraulic fulfilling element and its driving mechanism bear, end or change the direction of movement.

The hydraulic shift valve is generally installed by using bolts in the use process, the hydraulic shift valve is directly exposed in the air, and dust is easy to enter at the joint of the oil pipe due to the fact that the oil pipe is arranged outside the hydraulic shift valve, so that the normal operation of an oil way of the hydraulic shift valve is influenced, and the service life of the hydraulic shift valve is influenced.

Disclosure of utility model

The utility model aims to provide a hydraulic shift valve so as to solve the problem that dust easily enters the hydraulic shift valve in the prior art to influence the service life.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a hydraulic pressure shift valve, includes hydraulic pressure shift valve main part, hydraulic pressure shift valve main part bottom fixedly connected with connecting seat, connecting seat top side fixedly connected with shield, hydraulic pressure shift valve main part is located inside the shield, shield inner wall fixedly connected with heat conduction piece, and the opening has all been seted up to shield both sides, wherein one side opening inner wall fixedly connected with radiator fan, wherein the opposite side the opening is inside to be provided with first filter screen.

Preferably, the top of the connecting seat is fixedly connected with clamping blocks, and the clamping blocks are distributed in bilateral symmetry about a bisector of the connecting seat.

Preferably, the groove is formed in the bottom side of the hydraulic gear shifting valve main body, a clamping block is inserted into the groove, the groove and the clamping block are identical in structure, and the hydraulic gear shifting valve main body and the connecting seat are connected with screw rods in a threaded mode.

Preferably, the inner wall of the opening at one side of the dustproof shell is fixedly connected with an interception net, and the interception net is positioned at one side of the radiating fan.

Preferably, the inner wall of the opening at the other side of the dustproof shell is provided with a sliding groove, the inside of the opening at the other side of the dustproof shell is inserted with a mounting frame, the outer wall of the mounting frame is fixedly connected with a sliding block, and the sliding block is inserted into the sliding groove.

Preferably, the first filter screen of mounting bracket inner wall fixedly connected with, first filter screen one side is provided with the second filter screen.

Preferably, a third filter screen is arranged on one side of the second filter screen, and meshes of the third filter screen, the second filter screen and the first filter screen are sequentially increased.

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

(1) The device can reduce dust adsorption on the surface of the hydraulic shift valve main body, so that dust is prevented from entering the hydraulic shift valve main body, and the service life of the hydraulic shift valve main body is prolonged.

(2) The dustproof shell is arranged outside the hydraulic gear shifting valve body, and the radiating fan is arranged on one side of the dustproof shell, so that the dustproof effect on the hydraulic gear shifting valve body can be achieved through the dustproof shell, heat dissipation in the use process of the hydraulic gear shifting valve body can be guaranteed through the radiating fan, and the service life of the hydraulic gear shifting valve body is prolonged.

(3) The groove is formed in the bottom side of the hydraulic gear shifting valve main body, the clamping block is arranged at the top of the connecting seat, and the hydraulic gear shifting valve main body can be positioned when the clamping block is connected with the hydraulic gear shifting valve main body, so that the fixing work of a subsequent screw rod is facilitated.

Drawings

FIG. 1 is a schematic illustration of a hydraulic shift valve according to the present utility model;

FIG. 2 is an enlarged view of the hydraulic shift valve of FIG. 1A according to the present utility model;

Fig. 3 is a top view of a connection seat of a hydraulic shift valve according to the present utility model.

In the figure: 1. a dust-proof case; 2. a heat conduction block; 3. a heat dissipation fan; 4. an interception net; 5. a second filter screen; 6. a first filter screen; 7. a mounting frame; 8. a connecting seat; 9. a hydraulic shift valve body; 10. a slide block; 11. a third filter screen; 12. a clamping block; 13. and (3) a screw.

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. 1-3, the present utility model provides a technical solution: the hydraulic shift valve comprises a hydraulic shift valve main body 9, wherein a connecting seat 8 is fixedly connected to the bottom of the hydraulic shift valve main body 9, clamping blocks 12 are fixedly connected to the top of the connecting seat 8, and the clamping blocks 12 are distributed in bilateral symmetry about a bisector of the connecting seat 8; the bottom side of the hydraulic shift valve main body 9 is provided with a groove, a clamping block 12 is inserted in the groove, the structure of the groove is the same as that of the clamping block 12, and screw rods 13 are connected on the hydraulic shift valve main body 9 and the connecting seat 8 in a threaded manner; the structure can improve the stability of the connection between the hydraulic shift valve main body 9 and the connecting seat 8 by arranging the clamping blocks 12; the top side of the connecting seat 8 is fixedly connected with a dustproof shell 1, the inner wall of an opening at one side of the dustproof shell 1 is fixedly connected with an interception net 4, and the interception net 4 is positioned at one side of the heat radiation fan 3; the structure can intercept part of dust in the air by arranging the interception net 4, so that the dust is reduced to be adsorbed on the surface of the radiating fan 3; a sliding groove is formed in the inner wall of the opening at the other side of the dustproof shell 1, a mounting frame 7 is inserted into the opening at the other side of the dustproof shell 1, a sliding block 10 is fixedly connected to the outer wall of the mounting frame 7, and the sliding block 10 is inserted into the sliding groove; the structure is convenient for installing the third filter screen 11, the second filter screen 5 and the first filter screen 6 on the right side of the dustproof shell 1 and also convenient for rapidly disassembling the third filter screen 11, the second filter screen 5 and the first filter screen 6 from the dustproof shell 1 by arranging the installation frame 7 and the sliding block 10; the inner wall of the mounting frame 7 is fixedly connected with a first filter screen 6, and one side of the first filter screen 6 is provided with a second filter screen 5; a third filter screen 11 is arranged on one side of the second filter screen 5, and meshes of the third filter screen 11, the second filter screen 5 and the first filter screen 6 are sequentially enlarged; the structure is provided with the third filter screen 11, the second filter screen 5 and the first filter screen 6, so that the effect of grading filtration on dust in the air can be achieved, and the dust is prevented from entering the dust-proof shell 1; the hydraulic shift valve main body 9 is positioned inside the dustproof shell 1, the inner wall of the dustproof shell 1 is fixedly connected with the heat conducting block 2, openings are formed in two sides of the dustproof shell 1, the inner wall of one side opening is fixedly connected with the heat radiating fan 3, and a first filter screen 6 is arranged inside the opening of the other side; the dustproof shell 1 is arranged, so that the dustproof effect on the hydraulic shift valve main body 9 can be achieved, and the influence of dust entering the hydraulic shift valve main body 9 on the normal use of the hydraulic shift valve main body 9 is avoided; meanwhile, the radiating fan 3 is arranged inside the dustproof shell 1, so that the flow of air flow inside the dustproof shell 1 can be accelerated by using the radiating fan 3, and the heat dissipation of the hydraulic shift valve main body 9 in the operation process is ensured.

Working principle: when using this hydraulic pressure shift valve, firstly install hydraulic pressure shift valve main part 9, the connecting seat 8 department that corresponds the equipment of waiting to install with hydraulic pressure shift valve main part 9 bottom during the installation, make the recess and the fixture block 12 position correspondence of hydraulic pressure shift valve main part 9 bottom, then slide hydraulic pressure shift valve main part 9 and be connected with fixture block 12, use screw rod 13 to fix connecting seat 8 and hydraulic pressure shift valve main part 9 after moving hydraulic pressure shift valve main part 9 to suitable position, after installing hydraulic pressure shift valve main part 9, in the in-process of using this device, the air flows from the right side to the left side of dustproof shell 1 under the effect of radiator fan 3, the air is carried out multistage filtration through first filter screen 6 in proper order, second filter screen 5 and third filter screen 11, the inside of dustproof shell 1 is got into to the air after the filtration, with the inside partial heat of dustproof shell 1 follow the dustproof shell 1 left side, when first filter screen 6, second filter screen 5 and third filter screen 11 need clear up, can be with the installation frame 7 pull to the right side and take out, make 7 and dustproof shell 1 separate, at this moment 7 and 7 inside filter screen 6, second filter screen 5 and third filter screen 11 take out the installation frame 11.

Although the present utility model has been described 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, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. Hydraulic shift valve, comprising a hydraulic shift valve body (9), characterized in that: the hydraulic gear shifting valve comprises a hydraulic gear shifting valve body (9), a connecting seat (8) is fixedly connected to the bottom of the hydraulic gear shifting valve body (9), a dustproof shell (1) is fixedly connected to the top side of the connecting seat (8), the hydraulic gear shifting valve body (9) is located inside the dustproof shell (1), a heat conducting block (2) is fixedly connected to the inner wall of the dustproof shell (1), openings are formed in two sides of the dustproof shell (1), a heat radiating fan (3) is fixedly connected to the inner wall of the opening on one side, and a first filter screen (6) is arranged inside the opening on the other side.

2. A hydraulic shift valve as claimed in claim 1, wherein: the top of the connecting seat (8) is fixedly connected with a clamping block (12), and the clamping blocks (12) are distributed in bilateral symmetry about a bisector of the connecting seat (8).

3. A hydraulic shift valve as claimed in claim 1, wherein: the hydraulic gear shifting valve is characterized in that a groove is formed in the bottom side of the hydraulic gear shifting valve body (9), a clamping block (12) is inserted into the groove, the groove and the clamping block (12) are identical in structure, and a screw (13) is connected to the hydraulic gear shifting valve body (9) and the connecting seat (8) in a threaded mode.

4. A hydraulic shift valve as claimed in claim 1, wherein: the inner wall of the opening at one side of the dustproof shell (1) is fixedly connected with an interception net (4), and the interception net (4) is positioned at one side of the radiating fan (3).

5. A hydraulic shift valve as claimed in claim 1, wherein: the anti-dust device is characterized in that a sliding groove is formed in the inner wall of the opening at the other side of the anti-dust shell (1), a mounting frame (7) is inserted into the opening at the other side of the anti-dust shell (1), a sliding block (10) is fixedly connected to the outer wall of the mounting frame (7), and the sliding block (10) is inserted into the sliding groove.

6. A hydraulic shift valve as set forth in claim 5 wherein: the inner wall of the mounting frame (7) is fixedly connected with a first filter screen (6), and a second filter screen (5) is arranged on one side of the first filter screen (6).

7. The hydraulic shift valve of claim 6, wherein: a third filter screen (11) is arranged on one side of the second filter screen (5), and meshes of the third filter screen (11), the second filter screen (5) and the first filter screen (6) are sequentially increased.