CN216554678U

CN216554678U - Novel hydraulic component shuttle valve body

Info

Publication number: CN216554678U
Application number: CN202122314275.0U
Authority: CN
Inventors: 郭政; 李卫胜; 郭伟; 杨勇; 许玉龙
Original assignee: Qufu Zhengcheng Machinery Technology Co ltd
Current assignee: Qufu Zhengcheng Machinery Technology Co ltd
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2022-05-17
Anticipated expiration: 2031-09-24

Abstract

The utility model discloses a novel hydraulic component shuttle valve body which comprises a shuttle valve body, wherein a first liquid inlet is formed in one side of the center of the shuttle valve body, a first piston is arranged in the center of the first liquid inlet, a first sliding block is fixedly connected to the top of the first piston, a second liquid inlet is formed in one side, away from the first liquid inlet, of the center of the shuttle valve body, a second piston is arranged in the center of the second liquid inlet, and a second sliding block is fixedly connected to the top of the second piston. The first piston and the second piston can respectively drive the first sliding block and the second sliding block to move so as to respectively enter the first sliding groove and the second sliding groove to complete sealing, liquid leakage is prevented, the sliding rod can drive the telescopic rod to move through one of the pistons so as to move the other piston and seal the corresponding liquid inlet, and then liquid can only enter the second liquid inlet from the first liquid inlet and flow out.

Description

Novel hydraulic component shuttle valve body

Technical Field

The utility model relates to the technical field of shuttle valve bodies, in particular to a novel hydraulic element shuttle valve body.

Background

Hydraulic pressure is a term of mechanical industry and electromechanical industry, and can be used in a power transmission mode to form hydraulic transmission. The hydraulic pressure can also be used as a control mode, namely hydraulic control, and the shuttle valve belongs to a straight stroke valve, is a valve with a valve body and an actuator which are integrated, has the advantages of small volume and convenient installation, and has excellent quality of realizing quick opening and closing and small pressure loss because medium pressure hardly has more resistance interference on the piston due to the particularity of an internal piston structure.

Most shuttle valve body structures are simpler at present, but corresponding sealed effect is also relatively poor, and when adding liquid to one of them entry, the phenomenon of easy emergence weeping at another entry, it is difficult to carry out complete closure between two entries.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of providing a novel hydraulic element shuttle valve body and aims to solve the problems that most shuttle valve bodies are poor in sealing effect and easy to generate liquid leakage in use at present.

In order to solve the technical problems, the utility model adopts a technical scheme that: the novel hydraulic element shuttle valve body comprises a shuttle valve body;

a first liquid inlet is formed in one side of the center of the shuttle valve body, a first piston is arranged in the center of the first liquid inlet, a first sliding block is fixedly connected to the top of the first piston, a second liquid inlet is formed in one side of the center of the shuttle valve body, which is far away from the first liquid inlet, a second piston is arranged in the center of the second liquid inlet, and a second sliding block is fixedly connected to the top of the second piston;

the center of shuttle valve body is provided with elastic mechanism, first liquid outlet has all been seted up to the both sides of shuttle valve body center bottom, the center fixedly connected with drain pipe of shuttle valve body bottom.

Preferably, the top of the center of the shuttle valve body, which is close to one side of the first piston, is provided with a first chute corresponding to the first slide block, and the first slide block can be driven by the first piston to slide in the first chute, so that the first liquid inlet is closed, and the liquid in the second liquid inlet is prevented from entering the first liquid inlet.

Preferably, a second sliding groove corresponding to the second sliding block is formed in the top of the center of the shuttle valve body, which is close to one side of the second piston, and the second sliding block can be driven by the second piston to slide in the second sliding groove, so that the second liquid inlet is closed, and the liquid in the first liquid inlet is prevented from entering the second liquid inlet.

Preferably, the bottom of first piston and second piston all fixedly connected with the corresponding sealed pad of first liquid outlet, two sealed pads of accessible make it can seal first inlet and second inlet when sliding, prevent the weeping.

Preferably, a second liquid outlet corresponding to the two first liquid outlets is formed in the center of the liquid outlet pipe, and liquid in the two first liquid outlets can be conveyed through the second liquid outlet.

Preferably, the elastic mechanism comprises a telescopic chute formed in the center of the shuttle valve body, a telescopic rod is arranged in the center of the telescopic chute, a spring is sleeved on the outer wall of the telescopic rod, when liquid is added into one of the liquid inlets, a piston where the telescopic rod is located can be pushed, and then the telescopic rod can be driven to slide through the sliding rod, so that the spring is contracted, the piston on the other side can be continuously pushed to slide, the other liquid outlet is sealed, and liquid backflow is prevented.

Preferably, the both ends of telescopic link all fixedly connected with slide bar, accessible one of them slide bar promotes the telescopic link, and then makes another slide bar drive the piston and remove to this accomplishes the sealed to the inlet.

Preferably, one end of each sliding rod, which is far away from the telescopic rod, is fixedly connected with the first piston and the second piston respectively.

The utility model has the following beneficial effects:

1. the novel hydraulic component shuttle valve body can respectively drive the first sliding block and the second sliding block to move through the first piston and the second piston so as to respectively enter the first sliding groove and the second sliding groove to complete sealing;

2. according to the novel hydraulic element shuttle valve body, the first liquid inlet and the second liquid inlet can be respectively sealed through the sealing gaskets at the bottoms of the two first pistons, so that liquid leakage is prevented;

3. according to the novel hydraulic element shuttle valve body, the slide rod can drive the telescopic rod to move through one piston, so that the other piston moves and the corresponding liquid inlet is sealed, and further, liquid can only enter the second liquid inlet from the first liquid inlet and flow out.

Drawings

FIG. 1 is a schematic structural diagram of a novel hydraulic shuttle valve body according to the present invention;

FIG. 2 is a perspective view of a novel hydraulic shuttle valve body according to the present invention;

fig. 3 is a partially enlarged view of a portion a in fig. 1.

In the figure: 1. a shuttle valve body; 2. a first liquid inlet; 3. a first piston; 4. a first slider; 5. A second liquid inlet; 6. a second piston; 7. a second slider; 8. an elastic mechanism; 9. a first liquid outlet; 10. a liquid outlet pipe; 11. a first chute; 12. a second chute; 13. a gasket; 14. A second liquid outlet; 801. a telescopic chute; 802. a telescopic rod; 803. a spring; 804. a slide bar.

Detailed Description

The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the utility model easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the utility model.

Referring to fig. 1-2, a novel hydraulic component shuttle valve body comprises a shuttle valve body 1, a first liquid inlet 2 is disposed at one side of the center of the shuttle valve body 1, a first piston 3 is disposed at the center of the first liquid inlet 2, a first slider 4 is fixedly connected to the top of the first piston 3, a first chute 11 corresponding to the first slider 4 is disposed at the top of the center of the shuttle valve body 1 near the first piston 3, the first slider 4 can slide in the first chute 11 by driving the first piston 3 to close the first liquid inlet 2, thereby preventing liquid in the second liquid inlet 5 from entering the first liquid inlet 2, a second liquid inlet 5 is disposed at one side of the center of the shuttle valve body 1 far from the first liquid inlet 2, a second piston 6 is disposed at the center of the second liquid inlet 5, a second slider 7 is fixedly connected to the top of the second piston 6, and a first liquid inlet corresponding to the second slider 7 is disposed at the top of the center of the shuttle valve body 1 near the second piston 6 The two slide grooves 12 can slide in the second slide groove 12 by driving the second piston 6 to drive the second slide block 7, thereby completing the closing of the second liquid inlet 5, preventing the liquid of the first liquid inlet 2 from entering the second liquid inlet 5, and the bottoms of the first piston 3 and the second piston 6 are fixedly connected with a sealing gasket 13 corresponding to the first liquid outlet 9, two sealed pads 13 of accessible make it can seal first inlet 2 and second inlet 5 when sliding, prevent the weeping, the center of shuttle valve body 1 is provided with elastic mechanism 8, first liquid outlet 9 has all been seted up to the both sides of 1 center bottom of shuttle valve body, the center fixedly connected with drain pipe 10 of shuttle valve body bottom, second liquid outlet 14 corresponding with two first liquid outlets 9 is seted up at the center of drain pipe 10, accessible second liquid outlet 14 comes to carry the liquid of two first liquid outlets 9.

Referring to fig. 3, the elastic mechanism 8 includes a telescopic chute 801 formed in the center of the shuttle valve body 1, a telescopic rod 802 is disposed in the center of the telescopic chute 801, and a spring 803 is sleeved on the outer wall of the telescopic rod 802, when liquid is added to one liquid inlet, a piston in which the telescopic rod is located is pushed, and the telescopic rod 802 can be driven to slide by a sliding rod 804, so that the spring 803 is contracted, and the piston on the other side can be continuously pushed to slide, so that the other liquid outlet is sealed, liquid backflow is prevented, sliding rods 804 are fixedly connected to two ends of the telescopic rod 802, the telescopic rod 802 can be pushed by one sliding rod 804, and the other sliding rod 804 drives the piston to move, so that the liquid inlet is sealed, and one ends of the two sliding rods 804, which are far away from the telescopic rod 802, are fixedly connected with the first piston 3 and the second piston 6 respectively.

When the liquid injection device is used, if liquid is added into the first liquid inlet 2, the first piston 3 is pushed to slide, and then the slide rod 804 drives the telescopic rod 802 to slide, so that the piston is pushed to move, at the moment, the second slide block 7 at the top of the second piston 6 enters the second slide groove 12 to complete closing, at the moment, the liquid can only enter the second liquid outlet 14 from the first liquid outlet 9 and flow out, if liquid is added into the second liquid inlet 5, the second piston 6 is pushed to slide, and the slide rod 804 drives the telescopic rod 802 to move towards the first liquid inlet 2, at the moment, the first slide block 4 at the top of the first piston 3 enters the first slide groove 11 to close, and then the liquid can only flow out from the second liquid outlet 14, and in the process, the first piston 3 and the second piston 6 are both sealed through the sealing block at the bottom, the liquid leakage is prevented, and after the liquid is stopped being added to one side, the telescopic rod 802 is reset under the action of the spring 803, and then the sliding rod 804 at one end of the telescopic rod is driven to move, so that the corresponding piston and the corresponding sliding block are moved to the original position.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A novel hydraulic component shuttle valve body, includes shuttle valve body (1), its characterized in that: a first liquid inlet (2) is formed in one side of the center of the shuttle valve body (1), a first piston (3) is arranged in the center of the first liquid inlet (2), a first sliding block (4) is fixedly connected to the top of the first piston (3), a second liquid inlet (5) is formed in one side of the center of the shuttle valve body (1) far away from the first liquid inlet (2), a second piston (6) is arranged in the center of the second liquid inlet (5), and a second sliding block (7) is fixedly connected to the top of the second piston (6);

the center of shuttle valve body (1) is provided with elastic mechanism (8), first liquid outlet (9) have all been seted up to the both sides of shuttle valve body (1) center bottom, the center fixedly connected with drain pipe (10) of shuttle valve body bottom.

2. The new hydraulic component shuttle valve body of claim 1, wherein: the top of one side of the center of the shuttle valve body (1) close to the first piston (3) is provided with a first sliding groove (11) corresponding to the first sliding block (4).

3. The new hydraulic component shuttle valve body of claim 1 wherein: and a second sliding groove (12) corresponding to the second sliding block (7) is formed in the top of one side, close to the second piston (6), of the center of the shuttle valve body (1).

4. The new hydraulic component shuttle valve body of claim 1 wherein: the bottoms of the first piston (3) and the second piston (6) are fixedly connected with sealing gaskets (13) corresponding to the first liquid outlet (9).

5. The new hydraulic component shuttle valve body of claim 1 wherein: and a second liquid outlet (14) corresponding to the two first liquid outlets (9) is formed in the center of the liquid outlet pipe (10).

6. The new hydraulic component shuttle valve body of claim 1 wherein: the elastic mechanism (8) comprises a telescopic chute (801) formed in the center of the shuttle valve body (1), a telescopic rod (802) is arranged in the center of the telescopic chute (801), and a spring (803) is sleeved on the outer wall of the telescopic rod (802).

7. The new hydraulic component shuttle valve body of claim 6 wherein: both ends of the telescopic rod (802) are fixedly connected with a sliding rod (804).

8. The new hydraulic component shuttle valve body of claim 7 wherein: one ends of the two sliding rods (804) far away from the telescopic rod (802) are respectively and fixedly connected with the first piston (3) and the second piston (6).