CN219413716U

CN219413716U - Stacked hydraulic valve

Info

Publication number: CN219413716U
Application number: CN202320790028.4U
Authority: CN
Inventors: 陈志超; 陈海楼
Original assignee: Nanjing Elite Hydraulic Equipment Co ltd
Current assignee: Nanjing Elite Hydraulic Equipment Co ltd
Priority date: 2023-04-11
Filing date: 2023-04-11
Publication date: 2023-07-25
Anticipated expiration: 2033-04-11

Abstract

The utility model provides a superposition type hydraulic valve, which relates to the technical field of hydraulic valves and comprises a hydraulic valve body, wherein a main flow passage is formed in the hydraulic valve body, two ends of the main flow passage penetrate to the outer side of the hydraulic valve body respectively, a side flow passage is formed in the hydraulic valve body, one end of the side flow passage penetrates to the inner side of the main flow passage, the other end of the side flow passage penetrates to the outer side of the hydraulic valve body, a first buffer piece is arranged in the main flow passage, and a second buffer piece is arranged in the side flow passage.

Description

Stacked hydraulic valve

Technical Field

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

Background

The superposition valve is one of various hydraulic valves, and compared with the traditional hydraulic valve, the superposition valve has the biggest characteristics that the purpose of system installation can be achieved without using a pipe, so that the leakage, vibration and noise of the system are reduced. Compared with the traditional pipeline connection, the superposition valve does not need special installation skills, and the function of the hydraulic system is very convenient to change, and because the pipe is not required, the reliability of the whole system is enhanced, and the daily inspection and maintenance are convenient.

When the existing superposition valve is actually used, because the flow with different sizes is required to be supplied, when the small flow is converted into the large flow, only one pipeline passage is arranged in the superposition valve, so that the internal impact force is increased when the large flow is supplied, and the valve core and the valve body are easily worn for a long time, so that the sealing performance is reduced.

Disclosure of Invention

The utility model aims to provide a superposition type hydraulic valve, which solves the problems that when the existing superposition valve is actually used, because flow with different sizes is required to be supplied, when small flow is converted into large flow supply, only one pipeline passage is arranged in the superposition valve, the internal impact force is increased when the large flow is supplied, and the valve core and the valve body are easily worn after long-time use, so that the tightness is reduced.

In order to achieve the above purpose, the present utility model adopts the following technical scheme.

The utility model provides a stack formula hydraulic valve, includes the hydraulic valve body, the sprue has been seted up to the inside of hydraulic valve body, the outside to the hydraulic valve body is run through respectively at the both ends of sprue, the side runner has been seted up to the inside of hydraulic valve body, the one end of side runner runs through to the inside of sprue, the other end of side runner runs through to the outside of hydraulic valve body, the inside of sprue is provided with first bolster, the inside of side runner is provided with the second bolster.

Preferably, an inlet pipe is fixed at the inlet of the main runner, an outlet pipe is fixed at the outlet of the main runner, and a branch pipe communicated to the inside of the outlet pipe is fixed at the outlet of the side runner.

Preferably, the first buffer member comprises a first supporting ring fixed inside the main runner, a first spring is fixed on one side of the first supporting ring, and a first sealing block is fixed on one side of the first spring.

Preferably, a first fixing ring is fixed between the inner walls of the main flow channels, and the outer surface of the first sealing block is attached to the inner walls of the first fixing ring.

Preferably, the second buffer member comprises a second supporting ring fixed in the side runner, a second spring is fixed on one side of the second supporting ring, and a second sealing block is fixed on one side of the second spring.

Preferably, a second fixing ring is fixed between the inner walls of the side runners, and the outer surface of the second sealing block is attached to the inner side wall of the second fixing ring.

Preferably, the top of the hydraulic valve body is fixed with a display screen, and a plurality of indicator lamps are arranged at the top of the hydraulic valve body near the upper edge.

The beneficial effects are that: compared with the prior art, when the device is used, the elastic force of the second spring is larger than that of the first spring, so that the first sealing block is opened during low-flow supply, and when the high-flow supply is performed, the pressure in the main flow channel is increased, and at the moment, the second sealing block is jacked up, so that the liquid flowing at high speed in the main flow channel is dispersed and led out through the side flow channel, and the impact friction in the main flow channel can be reduced when the flow with the same size is supplied to the inside of the outlet pipe. In the utility model, the display screen and the indicator lamp are arranged at the top of the hydraulic valve body, so that people can observe the working state of the hydraulic valve body conveniently, meanwhile, the outer surface of the first sealing block is attached to the inner wall of the first fixing ring during butt joint, so that the first buffer piece can be sealed when the first buffer piece does not work, and the outer surface of the second sealing block is attached to the inner wall of the second fixing ring, so that the second buffer piece can be sealed when the second buffer piece does not work.

Drawings

FIG. 1 is a schematic perspective view of a stacked hydraulic valve according to the present utility model;

FIG. 2 is a schematic cross-sectional perspective view of a stacked hydraulic valve according to the present utility model;

fig. 3 is an enlarged view of a portion of fig. 2 a in accordance with the present utility model.

Legend description: 1. a hydraulic valve body; 2. a display screen; 3. an indicator light; 4. an inlet pipe; 5. an outlet tube; 6. a branch pipe; 7. a main flow passage; 8. a first fixing ring; 9. a first sealing block; 10. a first spring; 11. a first support ring; 12. a side flow channel; 13. a second fixing ring; 14. a second sealing block; 15. a second spring; 16. and a second support ring.

Detailed Description

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

Embodiment 1, as shown in fig. 1-3, the present utility model provides a stacked hydraulic valve technical scheme: including hydraulic valve body 1, sprue 7 has been seted up to the inside of hydraulic valve body 1, and the both ends of sprue 7 run through respectively to the outside of hydraulic valve body 1, and lateral flow way 12 has been seted up to the inside of hydraulic valve body 1, and lateral flow way 12's one end runs through to the inside of sprue 7, and lateral flow way 12's the other end runs through to the outside of hydraulic valve body 1, and the inside of sprue 7 is provided with first bolster, and lateral flow way 12's inside is provided with the second bolster.

The whole embodiment 1 achieves the effect that when the device is used, the elastic force of the second spring 15 is larger than that of the first spring 10, so that the first sealing block 9 is opened during low-flow supply, and the pressure in the main flow channel 7 is increased during high-flow supply, at the moment, the second sealing block 9 is pushed away, so that the liquid flowing at high speed in the main flow channel 7 is dispersed and guided out through the side flow channel 12, and the impact friction in the main flow channel 7 can be reduced when the same-size flow rate is supplied to the inside of the outlet pipe 5;

the valve solves the problems that when the existing superposition valve is in actual use, because the flow with different sizes needs to be supplied, when the small flow is converted into the large flow, only one pipeline passage is arranged in the superposition valve, so that the impact force in the superposition valve is increased when the large flow is supplied, and the valve core and the valve body are easily worn after long-time use, so that the sealing performance is reduced.

In embodiment 2, as shown in fig. 1-3, an inlet pipe 4 is fixed at the inlet of a main runner 7, an outlet pipe 5 is fixed at the outlet of the main runner 7, a branch pipe 6 communicated to the inside of the outlet pipe 5 is fixed at the outlet of a side runner 12, a first buffer member comprises a first supporting ring 11 fixed inside the main runner 7, a first spring 10 is fixed on one side of the first supporting ring 11, a first sealing block 9 is fixed on one side of the first spring 10, a first fixing ring 8 is fixed between inner walls of the main runner 7, an outer surface of the first sealing block 9 is attached to the inner walls of the first fixing ring 8, a second buffer member comprises a second supporting ring 16 fixed inside the side runner 12, a second spring 15 is fixed on one side of the second supporting ring 16, a second sealing block 14 is fixed on one side of the second spring 15, a second fixing ring 13 is fixed between the inner walls of the side runner 12, a display screen 2 is fixed on one side of the first supporting ring 11, and a plurality of indication lamps 3 are arranged on the top of the hydraulic valve body 1 near the upper edge.

The effect that its whole embodiment 2 reached is, sets up display screen 2 and pilot lamp 3 at the top of hydraulic valve body 1 for make things convenient for people to observe the operating condition of hydraulic valve body 1, laminating the surface of first sealing block 9 with the inner wall of first solid fixed ring 8 when the butt joint simultaneously, make first bolster can seal when not working, paste the surface of second sealing block 14 with the inside wall of second solid fixed ring 13, make the second bolster can seal when not working.

Claims

1. The utility model provides a stack formula hydraulic valve, includes hydraulic valve body (1), its characterized in that: the inside of hydraulic valve body (1) has seted up sprue (7), the outside to hydraulic valve body (1) is run through respectively at the both ends of sprue (7), lateral flow way (12) have been seted up to the inside of hydraulic valve body (1), the one end of lateral flow way (12) runs through to the inside of sprue (7), the other end of lateral flow way (12) runs through to the outside of hydraulic valve body (1), the inside of sprue (7) is provided with first bolster, the inside of lateral flow way (12) is provided with the second bolster.

2. A stacked hydraulic valve as claimed in claim 1, wherein: an inlet pipe (4) is fixed at the inlet of the main runner (7), an outlet pipe (5) is fixed at the outlet of the main runner (7), and a branch pipe (6) communicated to the inside of the outlet pipe (5) is fixed at the outlet of the side runner (12).

3. A stacked hydraulic valve as claimed in claim 1, wherein: the first buffer piece comprises a first supporting ring (11) fixed inside the main runner (7), a first spring (10) is fixed on one side of the first supporting ring (11), and a first sealing block (9) is fixed on one side of the first spring (10).

4. A stacked hydraulic valve as claimed in claim 3, wherein: a first fixing ring (8) is fixed between the inner walls of the main flow channels (7), and the outer surface of the first sealing block (9) is attached to the inner walls of the first fixing ring (8).

5. A stacked hydraulic valve as claimed in claim 1, wherein: the second buffer piece comprises a second supporting ring (16) fixed inside the side runner (12), a second spring (15) is fixed on one side of the second supporting ring (16), and a second sealing block (14) is fixed on one side of the second spring (15).

6. The stacked hydraulic valve of claim 5, wherein: a second fixing ring (13) is fixed between the inner walls of the side flow channels (12), and the outer surface of the second sealing block (14) is attached to the inner side walls of the second fixing ring (13).

7. A stacked hydraulic valve as claimed in claim 1, wherein: the hydraulic valve is characterized in that a display screen (2) is fixed at the top of the hydraulic valve body (1), and more than one indicator lamp (3) is arranged at the top of the hydraulic valve body (1) close to the upper edge.