CN216518927U

CN216518927U - Safe reliable type liquid accuse unloading device

Info

Publication number: CN216518927U
Application number: CN202123233096.0U
Authority: CN
Inventors: 孔祥柱; 梁梦华
Original assignee: Xuzhou Weite Aerospace Technology Co ltd
Current assignee: Xuzhou Weite Aerospace Technology Co ltd
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-05-13
Anticipated expiration: 2031-12-22

Abstract

The utility model discloses a safe reliable type hydraulic control unloading device which comprises a valve body and a top block, wherein a second installation groove is formed in the valve body, a fourth reserved groove is formed in the bottom end of the interior of the valve body, the top block is arranged in the fourth reserved groove, a movable block is arranged in the second installation groove, a third reserved groove is formed in the movable block, and first reserved grooves are formed in two sides of the movable block. This safe formula liquid accuse unloading device that can lean on is through being provided with movable block, spout, fixed block, and because of the both sides of movable block are provided with the spout, the fixed block inlays in the inside of spout, and when the in-process of movable block rebound, through the spout at the outside slip of fixed block, can make the movable block can not take place wearing and tearing in the in-process both sides that remove, improves the life of its movable block, has solved the problem that takes place wearing and tearing easily in the in-process both sides of using the lifting for a long time.

Description

Safe reliable type liquid accuse unloading device

Technical Field

The utility model relates to the technical field of oil cylinder unloading, in particular to a safe reliable type hydraulic control unloading device.

Background

The unloading device can unload the pressure in the hydraulic oil cylinder under a certain condition, and two sides of a movable block in the conventional safe and reliable hydraulic control unloading device are easy to wear in the process of lifting for a long time, so that the service life is short; the inner spring has no guidance when stretching, so that the safety and reliability are not enough; meanwhile, the push block is not smooth enough in the moving process, so that a safe and reliable hydraulic control unloading device needs to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a safe and reliable hydraulic control unloading device to solve the problem that two sides are easy to wear in the long-time use and lifting process in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a safe reliable hydraulic control unloading device comprises a valve body and an ejector block, wherein a second mounting groove is formed in the valve body, a fourth preformed groove is formed in the bottom end of the interior of the valve body, the ejector block is arranged in the fourth preformed groove, a movable block is arranged in the second mounting groove, a third preformed groove is formed in the movable block, first preformed grooves are formed in two sides of the movable block, a spring is fixedly connected to the top end of the movable block, a push block is fixedly connected to the top end of the spring, movable grooves are formed in two sides of the push block, a second flow channel is formed in one side of the interior of the valve body, a first flow channel is formed in the other side of the interior of the valve body, an oil drainage port is formed in one side of the exterior of the valve body, an oil inlet is formed in one side of the exterior of the valve body, a third flow channel is formed in the bottom end of the second flow channel, and an oil outlet is formed in the bottom end of the oil drainage port, the inside of valve body bottom one side is provided with the fourth runner, the bottom of valve body one side is provided with the control mouth, the both sides of the inside bottom of second mounting groove are provided with the second preformed groove.

Preferably, the inside both sides fixedly connected with fixed block of valve body, the inside of movable block both sides is provided with the spout, the fixed block inlays in the inside of spout.

Preferably, the sliding grooves are arranged in two groups, each group comprises two sliding grooves, and the sliding grooves are symmetrically distributed on two sides of the movable block.

Preferably, a guide block is arranged inside the spring, a guide groove is formed inside the bottom end of the push block, and the guide block is matched with the guide groove in position.

Preferably, the both sides on the inside top of second mounting groove are provided with first mounting groove, the internally mounted of first mounting groove has the smooth pearl, the smooth pearl inlays in the inside slidable of activity groove.

Preferably, the number of the movable grooves is two, and the movable grooves are symmetrically distributed on two sides of the push block.

Compared with the prior art, the utility model has the beneficial effects that: the safe reliable hydraulic control unloading device not only realizes that two sides of the movable block cannot be abraded in the lifting process, realizes the guidance of the spring, but also realizes that the push block is smoother in the moving process;

(1) by arranging the movable block, the sliding grooves and the fixed block, the fixed block is embedded in the sliding grooves due to the fact that the sliding grooves are formed in the two sides of the movable block, and when the movable block moves upwards, the sliding grooves slide outside the fixed block, so that the two sides of the movable block cannot be abraded in the moving process, and the service life of the movable block is prolonged;

(2) by arranging the spring, the guide block, the push block and the guide groove, the guide block is arranged in the spring, the bottom end of the guide block is fixedly connected with the top end of the movable block, and the position of the guide block is matched with that of the guide groove;

(3) through being provided with ejector pad, first mounting groove, smooth ball, activity groove, because of the both sides of ejector pad are provided with first mounting groove, are half arc according to first mounting groove, when the ejector pad upwards lifts up, smooth ball can roll in the inside of first mounting groove for the ejector pad is more smooth and easy at the removal in-process.

Drawings

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

FIG. 2 is a schematic top view of the connection between the movable block and the fixed block according to the present invention;

FIG. 3 is a front view of the spring and guide block of the present invention;

FIG. 4 is a schematic top view of the connection between the push block and the sliding ball of the present invention.

In the figure: 1. a valve body; 2. a top block; 3. a first flow passage; 4. an oil inlet; 5. a first preformed groove; 6. a fixed block; 7. a second preformed groove; 8. a spring; 9. a guide block; 10. a push block; 11. a first mounting groove; 12. a sliding bead; 13. a second flow passage; 14. an oil drainage port; 15. a second mounting groove; 16. a third flow path; 17. an oil outlet; 18. a movable block; 19. a third preformed groove; 20. a fourth flow path; 21. a control port; 22. a fourth preformed groove; 23. a chute; 24. a guide groove; 25. a movable groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1: referring to fig. 1-4, a safe and reliable hydraulic control unloading device includes a valve body 1 and a top block 2, a second mounting groove 15 is provided in the valve body 1, a fourth reserved groove 22 is provided at the bottom end of the interior of the valve body 1, the top block 2 is provided in the fourth reserved groove 22, a movable block 18 is provided in the second mounting groove 15, a third reserved groove 19 is provided in the movable block 18, first reserved grooves 5 are provided at both sides of the movable block 18, a spring 8 is fixedly connected to the top end of the movable block 18, a push block 10 is fixedly connected to the top end of the spring 8, movable grooves 25 are provided at both sides of the push block 10, a second flow channel 13 is provided at one side of the interior of the valve body 1, a first flow channel 3 is provided at the other side of the interior of the valve body 1, an oil drain port 14 is provided at one side of the exterior of the valve body 1, an oil inlet 4 is provided at one side of the exterior of the valve body 1, a third flow channel 16 is provided at the bottom end of the second flow channel 13, an oil outlet 17 is formed in the bottom end of the oil drainage port 14, a fourth flow passage 20 is formed in the interior of one side of the bottom end of the valve body 1, a control port 21 is formed in the bottom end of one side of the valve body 1, and second reserved grooves 7 are formed in two sides of the bottom end of the interior of the second mounting groove 15;

the two sides of the interior of the valve body 1 are fixedly connected with fixed blocks 6, the interiors of the two sides of the movable block 18 are provided with sliding grooves 23, and the fixed blocks 6 are embedded in the sliding grooves 23;

two groups of two sliding grooves 23 are arranged, and each group of two sliding grooves 23 are symmetrically distributed on two sides of the movable block 18;

specifically, as shown in fig. 1 and 2, since the sliding grooves 23 are formed in the two sides of the movable block 18, the fixed block 6 is embedded in the sliding grooves 23, and when the movable block 18 moves upwards, the sliding grooves 23 slide outside the fixed block 6, so that the two sides of the movable block 18 cannot be abraded in the moving process, and the service life of the movable block 18 is prolonged.

Example 2: a guide block 9 is arranged inside the spring 8, a guide groove 24 is arranged inside the bottom end of the push block 10, and the position of the guide block 9 is matched with that of the guide groove 24;

specifically, as shown in fig. 1 and 3, the guide block 9 is disposed inside the spring 8, the bottom end of the guide block 9 is fixedly connected to the top end of the movable block 18, and the position of the guide block 9 is matched with the position of the guide groove 24, so that when the movable block 18 moves upward and the spring 8 contracts, the guide block 9 is inserted into the guide groove 24, and the spring 8 has guiding performance and is more suitable for use in the buffering process.

Example 3: two sides of the top end in the second mounting groove 15 are provided with first mounting grooves 11, sliding balls 12 are mounted in the first mounting grooves 11, and the sliding balls 12 are embedded in the movable grooves 25 in a sliding manner;

two movable grooves 25 are arranged, and the movable grooves 25 are symmetrically distributed on two sides of the push block 10;

specifically, as shown in fig. 1 and 4, since the two sides of the push block 10 are provided with the first mounting grooves 11, the first mounting grooves 11 are semi-arc-shaped, when the push block 10 is lifted upwards, the sliding balls 12 roll inside the first mounting grooves 11, so that the push block 10 moves more smoothly.

The working principle is as follows: when the utility model is used, firstly, through the arrangement of the first flow passage 3, the second flow passage 13 and the third flow passage 16, the hydraulic oil in the inner part can push the movable block 18 upwards through the top block 2, so that the push block 10 at the top part can also be jacked upwards, and the oil cylinder of the oil cylinder can be unloaded, because the sliding grooves 23 are arranged at the two sides of the movable block 18, the fixed block 6 is embedded in the sliding grooves 23, when the movable block 18 moves upwards, the sliding grooves 23 slide outside the fixed block 6, so that the two sides of the movable block 18 can not be abraded in the moving process, the service life of the movable block 18 is prolonged, then, because the guide block 9 is arranged in the spring 8, the bottom end of the guide block 9 is fixedly connected with the top end of the movable block 18, the position of the guide block 9 is matched with the position of the guide groove 24, when the movable block 18 moves upwards, the spring 8 contracts, the guide block 9 can be inserted into the guide groove 24, make spring 8 have the guidance quality more in buffer process, more be suitable for, finally, because of the both sides of ejector pad 10 are provided with first mounting groove 11, be half arc according to first mounting groove 11, when ejector pad 10 rises, smooth ball 12 can roll in the inside of first mounting groove 11 for ejector pad 10 is more smooth and easy at the removal in-process.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a safe formula pilot operated unloading device that can lean on, includes valve body (1) and kicking block (2), its characterized in that: the novel oil-water mixing valve is characterized in that a second mounting groove (15) is arranged in the valve body (1), a fourth preformed groove (22) is arranged at the bottom end in the valve body (1), a top block (2) is arranged in the fourth preformed groove (22), a movable block (18) is arranged in the second mounting groove (15), a third preformed groove (19) is arranged in the movable block (18), first preformed grooves (5) are arranged on two sides of the movable block (18), a spring (8) is fixedly connected to the top end of the movable block (18), a push block (10) is fixedly connected to the top end of the spring (8), movable grooves (25) are arranged on two sides of the push block (10), a second flow passage (13) is arranged on one side in the valve body (1), a first flow passage (3) is arranged on the other side in the valve body (1), and an oil drainage opening (14) is arranged on one side outside the valve body (1), the oil drain valve is characterized in that an oil inlet (4) is formed in one side of the outer portion of the valve body (1), a third flow passage (16) is formed in the bottom end of the second flow passage (13), an oil outlet (17) is formed in the bottom end of the oil drain opening (14), a fourth flow passage (20) is formed in the inner portion of one side of the bottom end of the valve body (1), a control opening (21) is formed in the bottom end of one side of the valve body (1), and second reserved grooves (7) are formed in two sides of the inner bottom end of the second mounting groove (15).

2. A safe and reliable hydraulic control unloading device according to claim 1, characterized in that: the valve is characterized in that fixed blocks (6) are fixedly connected to two sides of the interior of the valve body (1), sliding grooves (23) are formed in the interiors of two sides of the movable block (18), and the fixed blocks (6) are embedded in the sliding grooves (23).

3. A safe and reliable hydraulic control unloading device according to claim 2, characterized in that: the sliding grooves (23) are arranged in two groups, each group comprises two sliding grooves, and the sliding grooves (23) are symmetrically distributed on two sides of the movable block (18).

4. A safe and reliable hydraulic control unloading device according to claim 1, characterized in that: the spring pushing device is characterized in that a guide block (9) is arranged inside the spring (8), a guide groove (24) is formed in the bottom end of the pushing block (10), and the guide block (9) is matched with the guide groove (24).

5. A safe and reliable hydraulic control unloading device according to claim 1, characterized in that: the both sides on the inside top of second mounting groove (15) are provided with first mounting groove (11), the internally mounted of first mounting groove (11) has smooth pearl (12), smooth pearl (12) inlay the inside slidable in activity groove (25).

6. A safe and reliable hydraulic control unloading device according to claim 1, characterized in that: the number of the movable grooves (25) is two, and the movable grooves (25) are symmetrically distributed on two sides of the push block (10).