CN221300170U

CN221300170U - Damping valve with screw thread adjusting function

Info

Publication number: CN221300170U
Application number: CN202322968180.XU
Authority: CN
Inventors: 莫军
Original assignee: Shanghai Yida Electric Appliance Co ltd
Current assignee: Shanghai Yida Electric Appliance Co ltd
Priority date: 2023-11-03
Filing date: 2023-11-03
Publication date: 2024-07-09
Anticipated expiration: 2033-11-03

Abstract

The utility model provides a shock absorption valve with a thread adjusting function, which relates to the technical field of shock absorption valves and comprises a valve sleeve, wherein a ball groove is formed in the valve sleeve, a ball core is arranged in the ball groove, a through hole penetrating to the other side is formed in one side of the ball core, an adjusting piece is arranged in the through hole, a side pipe is arranged on the outer surface of the valve sleeve close to the top edge and penetrates to the inside of the ball groove, and an adjusting shaft is arranged in the side pipe.

Description

Damping valve with screw thread adjusting function

Technical Field

The utility model relates to the technical field of damping valves, in particular to a damping valve with a thread adjusting function.

Background

The damping valve is a pressure regulating valve, reduces the inlet pressure to a certain required outlet pressure through regulation, and automatically keeps the outlet pressure stable by means of the energy of a medium, and from the viewpoint of fluid mechanics, the damping valve is an original piece capable of absorbing vibration in a hydraulic pipeline, and can generate vibration when air is mixed in the hydraulic pipeline, so that the pressure in the pipeline can rise when the vibration is generated, and the damping valve is opened to release the internal pressure so as to achieve the purpose of damping.

The Chinese patent publication No. CN217056568U discloses a manual regulating valve with damping function, which is convenient for the shock wave of water flow to contact with the buffer piston when the manual regulating valve is closed by arranging an upper buffer cylinder, a lower buffer cylinder, a buffer piston and a damping spring, and the shock wave of water flow is buffered under the air pressure in the upper buffer cylinder and the lower buffer cylinder and the damping of the damping spring, thereby effectively prolonging the service life of the manual regulating valve. However, the manual regulating valve with the damping function cannot regulate the buffer pressure, and the regulating part is arranged outside the valve, so that the tightness of the butt joint is easily reduced due to repeated regulation, and the internal oil is leaked.

Accordingly, a shock absorbing valve that can internally adjust a shock absorbing pressure is provided to solve the above-described problems.

Disclosure of utility model

(One) solving the technical problems

The utility model aims to solve the problems in the prior art, and provides a damping valve with a thread adjusting function.

(II) technical scheme

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the damping valve with the thread adjusting function comprises a valve sleeve, wherein a spherical groove is formed in the valve sleeve, a spherical core is arranged in the spherical groove, a through hole penetrating to the other side is formed in one side of the spherical core, and an adjusting piece is arranged in the through hole;

The outer surface of valve pocket is close to top edge department and is provided with the side pipe, the side pipe runs through to the inside of spherical groove, the inside of side pipe is provided with the regulating spindle, the bottom of regulating spindle is fixed on the surface of ball core.

Preferably, the adjusting piece comprises an annular plate, the annular plate is in threaded connection between the inner walls of the through holes, a baffle ring is fixed between the inner walls of the through holes and close to one side edge, a conical block is arranged in the through holes, the conical surface of the conical block is mutually attached to one side of the baffle ring, and a guide rod is fixed on one side of the conical block.

Preferably, the annular groove has been seted up to the inner wall of annular plate, the inside rotation of annular groove is connected with annular ring, sliding connection between guide bar and the inner wall of annular ring, a plurality of through-holes have been seted up to one side equidistance of annular plate, one side of toper piece is fixed with the spring, the one end of spring is fixed on one side surface of annular plate, the surface of regulating spindle is close to top edge department and is fixed with the handle, the both sides of valve barrel all are provided with the butt joint cover, one of them the one end of butt joint cover is provided with the butt joint pipe.

(III) beneficial effects

1. According to the utility model, the ball core is arranged in the ball groove in the valve sleeve, so that the on-off of the valve sleeve can be controlled, the adjusting piece is arranged in the through hole in the ball core, the maximum upper limit of the valve sleeve on the pressure can be changed, and an external object is inserted into the through hole in the annular plate during adjustment, so that the annular plate can be rotated to compress the spring, the pressing force of the conical block on the baffle ring is changed, and the on-off control on the maximum pressure is further changed.

2. In the utility model, the adjusting shaft is driven to rotate by rotating the handle during adjustment, so that the ball core can be driven to rotate to control the on-off of the valve sleeve, and when the annular plate is rotated, the inner side of the annular plate is connected with the annular ring through the annular groove, and then the guide rod is connected between the inner walls of the annular ring in a sliding way, so that the elastic force of the spring can be adjusted, and meanwhile, the guide rod is prevented from generating rotation interference with the guide rod, and the section of the guide rod is hexagonal during actual use.

Drawings

Fig. 1 is a schematic perspective view of a shock-absorbing valve with screw thread adjusting function according to the present utility model;

FIG. 2 is a schematic side view of a shock valve with screw thread adjusting function according to the present utility model;

FIG. 3 is a schematic cross-sectional perspective view of a shock valve with thread adjusting function according to the present utility model;

Fig. 4 is an enlarged view of the present utility model at a in fig. 3.

In the figure:

1. A valve sleeve; 2. a side pipe; 3. an adjusting shaft; 4. a handle; 5. a butt joint sleeve; 6. a butt joint pipe; 7. a spherical groove; 8. a core; 9. a through hole; 10. a baffle ring; 11. a conical block; 12. an annular plate; 13. a through hole; 14. an annular groove; 15. a spring; 16. an annular ring; 17. a guide rod.

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.

As shown in fig. 1-4, the damping valve with the thread adjusting function comprises a valve sleeve 1, wherein a spherical groove 7 is formed in the valve sleeve 1, a ball core 8 is arranged in the spherical groove 7, a through hole 9 penetrating to the other side is formed in one side of the ball core 8, and an adjusting piece is arranged in the through hole 9;

A side pipe 2 is arranged on the outer surface of the valve sleeve 1 near the top edge, the side pipe 2 penetrates into the spherical groove 7, an adjusting shaft 3 is arranged in the side pipe 2, and the bottom of the adjusting shaft 3 is fixed on the outer surface of the spherical core 8;

When the novel valve sleeve is used, the ball core 8 is arranged in the spherical groove 7 in the valve sleeve 1, so that the valve sleeve 1 can be controlled to be opened and closed, the adjusting piece is arranged in the through hole 9 in the ball core 8, the maximum upper limit of the valve sleeve 1 on the pressure can be changed, and when the novel valve sleeve is adjusted, an external object is inserted into the through hole 13 in the annular plate 12, the annular plate 12 can be rotated to compress the spring 15, so that the pressing force of the conical block 11 on the baffle ring 10 is changed, and the on-off control on the maximum pressure is further changed.

Further, the regulating member includes an annular plate 12, the annular plate 12 is screwed between the inner walls of the through hole 9, and the annular plate 12 can be rotated to compress the spring 15 by the screwed connection.

In order to facilitate on-off adjustment of the valve sleeve 1, a baffle ring 10 is fixed between the inner walls of the through holes 9 near one side edge, and conical blocks 11 are arranged in the through holes 9;

When the conical surface of the conical block 11 is mutually attached to one side of the baffle ring 10, a guide rod 17 is fixed to one side of the conical block 11, an annular groove 14 is formed in the inner wall of the annular plate 12, an annular ring 16 is connected to the inner portion of the annular groove 14 in a rotating mode, the guide rod 17 is connected with the inner wall of the annular ring 16 in a sliding mode, a plurality of through holes 13 are formed in one side of the annular plate 12 at equal intervals, a spring 15 is fixed to one side of the conical block 11, one end of the spring 15 is fixed to the outer surface of one side of the annular plate 12, a handle 4 is fixed to the outer surface of the adjusting shaft 3, close to the top edge, opposite connecting sleeves 5 are arranged on two sides of the valve sleeve 1, and one end of one opposite connecting sleeve 5 is provided with an opposite connecting pipe 6.

When the adjusting device is used for adjusting, the adjusting shaft 3 is driven to rotate by rotating the handle 4, so that the ball core 8 can be driven to rotate to control the on-off of the valve sleeve 1, when the annular plate 12 is rotated, the inner side of the annular plate 12 is connected with the annular ring 16 through the annular groove 14, then the guide rod 17 is slidably connected between the inner walls of the annular ring 16, and therefore the elastic force of the spring 15 can be adjusted, and meanwhile, the guide rod 17 is prevented from generating rotational interference, and the section of the guide rod 17 is hexagonal in actual use.

The working principle is that the ball core 8 is arranged in the spherical groove 7 in the valve sleeve 1, so that the valve sleeve 1 can be controlled to be opened and closed, an adjusting piece is arranged in the through hole 9 on the ball core 8, the maximum upper limit of adjustment of the valve sleeve 1 on the pressure can be changed, an external object is inserted into the through hole 13 on the annular plate 12 during adjustment, the annular plate 12 can be rotated to compress the spring 15, the pressing force of the conical block 11 on the baffle ring 10 is changed, the on-off control on the maximum pressure is further changed, the adjusting shaft 3 is driven to rotate through the rotating handle 4 during adjustment, the ball core 8 can be driven to rotate to control the valve sleeve 1 to be opened and closed, and the inner side of the annular plate 12 is connected with the annular ring 16 through the annular groove 14 during rotation of the annular plate 12, then the guide rod 17 is connected between the inner walls of the annular ring 16 in a sliding mode, so that the elastic force of the spring 15 can be adjusted, meanwhile, the rotating interference between the spring 15 and the guide rod 17 is prevented, and the section of the guide rod 17 is in a hexagonal shape during actual use.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. Damping valve with screw thread regulatory function, including valve pocket (1), its characterized in that: the novel valve sleeve is characterized in that a spherical groove (7) is formed in the valve sleeve (1), a ball core (8) is arranged in the spherical groove (7), a through hole (9) penetrating through the ball core (8) to the other side is formed in one side of the ball core, and an adjusting piece is arranged in the through hole (9);

The outer surface of valve pocket (1) is close to top edge department and is provided with side pipe (2), inside that side pipe (2) run through to spherical groove (7), inside of side pipe (2) is provided with regulating spindle (3), the bottom of regulating spindle (3) is fixed on the surface of ball core (8).

2. A shock valve with thread adjusting function according to claim 1, characterized in that: the adjusting piece comprises an annular plate (12), and the annular plate (12) is connected between the inner walls of the through holes (9) in a threaded mode.

3. A shock valve with thread adjusting function according to claim 2, characterized in that: a baffle ring (10) is fixed at the edge close to one side between the inner walls of the through holes (9), and conical blocks (11) are arranged in the through holes (9).

4. A shock valve with thread adjusting function according to claim 3, characterized in that: the conical surface of the conical block (11) is mutually attached to one side of the baffle ring (10), and a guide rod (17) is fixed to one side of the conical block (11).

5. The shock valve with thread adjusting function according to claim 4, wherein: an annular groove (14) is formed in the inner wall of the annular plate (12), an annular ring (16) is rotatably connected in the annular groove (14), and a guide rod (17) is slidably connected with the inner wall of the annular ring (16).

6. The shock valve with thread adjusting function according to claim 5, wherein: a plurality of through holes (13) are formed in one side of the annular plate (12) at equal intervals, a spring (15) is fixed on one side of the conical block (11), and one end of the spring (15) is fixed on the outer surface of one side of the annular plate (12).

7. The shock valve with thread adjusting function according to claim 6, wherein: the outer surface of the adjusting shaft (3) is fixed with a handle (4) near the top edge, two sides of the valve sleeve (1) are respectively provided with a butt joint sleeve (5), and one end of one butt joint sleeve (5) is provided with a butt joint pipe (6).