CN213598593U

CN213598593U - High-stability valve core for flow valve

Info

Publication number: CN213598593U
Application number: CN202021720975.9U
Authority: CN
Inventors: 俞卫
Original assignee: Jiangsu Jiayite Hydraulic Co ltd
Current assignee: JIANGSU JIAYITE HYDRAULIC CO Ltd
Priority date: 2020-08-17
Filing date: 2020-08-17
Publication date: 2021-07-02
Anticipated expiration: 2030-08-17

Abstract

The utility model relates to a flow valve technical field just discloses a case that flow valve is with high stability, which comprises a valve body, the bottom inner wall threaded connection of valve body has the inlet tube, the top outer wall threaded connection of valve body has the outlet pipe, the inside of valve body is equipped with the barrel, the inner wall bottom of valve body is provided with the case structure, the inner wall middle part of valve body is provided with the disk seat. This high spool of stability is used to flow valve, it is sealed with valve body circumference wall formation through the outer peripheral face of side, the spool flexibility is better, and played certain guide orientation's effect to the spool, prevent the axis moving direction of spool skew valve body, especially when rivers strike, the deformation of sealing member makes the sealing performance of sealing member strengthen also the reinforcing to the guide ability of spool in the time of, the non return effect of the conical surface guide structure and the non return spare of cooperation spool and disk seat, make the spool also can realize stable axis direction removal along the valve body under great rivers strike, stability is high.

Description

High-stability valve core for flow valve

Technical Field

The utility model relates to a flow valve technical field specifically is a case that flow valve is with high stability.

Background

A water supply system is a system that delivers water to a desired facility through a pipeline. In existing water supply systems, the water consuming devices are typically connected directly to the water supply pipeline. However, the flow rate and the water pressure of the water flow in the water supply system are not always constant, but are always in a change, for example, the flow rate and the water pressure in the water supply pipeline are too large, which easily causes impact and damage to the water using equipment, and even causes damage to the water using equipment and a large amount of water leakage.

The one-way valve or flow valve is connected in a conventional pipeline, and the one-way valve plays a role in one-way conduction, is generally used for realizing the direction control of the pipeline, preventing backflow and cannot realize the control of pressure or flow when the pressure or the flow is increased. The flow valve adopts a plunger type automatic balance valve which is connected between a pipeline and water consumption equipment, so that the flow of the pipeline is stable, the water consumption equipment is prevented from being damaged and a large amount of water is leaked, the traditional valve core has larger friction force and larger resistance when being contacted with a sealing sleeve, and particularly, the movement of the valve core is influenced after the sealing sleeve is aged, so that the problem is solved by providing the valve core with high stability for the flow valve.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a flow valve is with case that stability is high possesses advantages such as stability is high, the leakproofness is good, has solved poor stability, the not good problem of leakproofness.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a case that flow valve is with high stability, includes the valve body, the bottom inner wall threaded connection of valve body has the inlet tube, the top outer wall threaded connection of valve body has the outlet pipe, the inside of valve body is equipped with the barrel, the inner wall bottom of valve body is provided with the case structure, the inner wall middle part of valve body is provided with the disk seat, the outer wall of barrel has cup jointed the spring, the top of disk seat is provided with the non return spare.

Furthermore, the valve core structure comprises a convex shoulder, an annular groove is formed in the convex shoulder, a conical surface is fixedly connected to the inner portion of the convex shoulder, a front end face is arranged at the bottom of the convex shoulder, groove bodies are formed in two sides of the convex shoulder, and a sealing element is movably connected to the inner portion of each groove body.

Further, the valve seat comprises a sealing portion, an outer wall of the sealing portion is fixedly connected with a sealing ring, an inner portion of the sealing portion is fixedly connected with a connecting rod, a top fixedly connected with connecting column of the connecting rod is arranged inside the connecting column, and a water opening is formed in the connecting column, and a base is in contact with the outer wall of the top of the connecting column.

Furthermore, the non-return piece includes the extrusion face, the bottom fixedly connected with bulge loop of extrusion face, the outer wall contact of bulge loop has the base.

Furthermore, the bottom fixedly connected with spliced pole of non return spare, the inside fixedly connected with base of barrel, the bottom contact of bulge loop has the spliced pole, the outer wall fixedly connected with extrusion face of non return spare, the outer wall swing joint of non return spare has the bulge loop.

Furthermore, the spring is sleeved on the outer wall of the convex shoulder, the size of the sealing part is matched with the size of the inner part of the conical surface, one side of each sealing part is in contact with the cylinder, the number of the sealing parts is two, and the size of each sealing part is the same.

The utility model has the advantages that:

1. this high spool of stability is used to flow valve, it is sealed with valve body circumference wall formation through the outer peripheral face of sealing member side, the spool flexibility is better, and played certain guide orientation's effect to the spool, prevent the axis moving direction of spool skew valve body, especially when rivers strike, the deformability of sealing member makes the sealing performance of sealing member strengthen also the reinforcing to the guide ability of spool when also, at the non return effect of the conical surface guide structure of cooperation spool and disk seat and non return spare, make the spool also can realize stable axis direction removal along the valve body under great rivers are strikeed, high stability.

2. This spool that stability is high for flow valve through the setting of sealing member for the terminal surface through the sealing member side forms sealedly with the inlet tube terminal surface of valve body when normal flow, and the outer peripheral face and the valve body circumference wall of sealing member side form sealedly, and the bottom side wall of annular groove forms sealedly with the connecting portion of sealing member, and the leakproofness is better for the sealed of these three places.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.

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

FIG. 2 is a schematic view of the valve seat structure of the present invention;

fig. 3 is an enlarged schematic view of fig. 1A according to the present invention.

Description of reference numerals: 1. a valve body; 2. a water inlet pipe; 3. a water outlet pipe; 4. a barrel; 5. a valve core structure; 51. a shoulder is formed; 52. an annular groove; 53. a conical surface; 54. a front end face; 55. a groove body; 56. a seal member; 6. a valve seat; 61. a sealing part; 62. a seal ring; 63. a connecting rod; 64. connecting columns; 65. a water inlet; 66. a base; 7. a spring; 8. a check member; 81. extruding surface; 82. a convex ring.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-3, a valve core with high stability for a flow valve includes a valve body 1, a water inlet pipe 2 is connected to the inner wall of the bottom of the valve body 1 through a screw thread, a water outlet pipe 3 is connected to the outer wall of the top of the valve body 1 through a screw thread, a cylinder 4 is arranged inside the valve body 1, a valve core structure 5 is arranged at the bottom of the inner wall of the valve body 1, a valve seat 6 is arranged in the middle of the inner wall of the valve body 1, a spring 7 is sleeved on the outer wall of the cylinder 4.

The valve core structure 5 comprises a convex shoulder 51, an annular groove 52 is formed in the convex shoulder 51, a conical surface 53 is fixedly connected in the convex shoulder 51, a front end surface 54 is arranged at the bottom of the convex shoulder 51, groove bodies 55 are formed in two sides of the convex shoulder 51, a sealing element 56 is movably connected in the groove bodies 55, the sealing element 56 and the circumferential wall of the valve body 1 form a seal through the outer circumferential surface of the side edge of the sealing element 56, the valve core 5 has good flexibility, and plays a certain role in guiding and positioning the valve core 5, the valve core 5 is prevented from deviating from the axial moving direction of the valve body 1, particularly, when water flow impacts, the sealing performance of the sealing element 56 is enhanced and the guiding capacity of the valve core 5 is enhanced due to the deformation of the sealing element 56, and the valve core 5 can also stably move along the axial direction of the valve body 1 under the large water flow impact due to the guiding structure of, the stability is high.

The valve seat 6 comprises a sealing part 61, a sealing ring 62 is fixedly connected to the outer wall of the sealing part 61, a connecting rod 63 is fixedly connected to the inside of the sealing part 61, a connecting column 64 is fixedly connected to the top of the connecting rod 63, a water through hole 65 is formed in the connecting column 64, a base 66 is contacted with the outer wall of the top of the connecting column 64, and a seal is formed between the outer peripheral surface of the side edge of the sealing element 56 and the peripheral wall of the valve body 1, so that the valve core 5 has good flexibility, the valve core 5 has a certain guiding and positioning effect, the valve core 5 is prevented from deviating from the axial moving direction of the valve body 1, particularly, when water flow impacts, the sealing performance of the sealing element 56 is enhanced and the guiding capacity of the valve core 5 is enhanced due to the deformation of the sealing element 56, the non-return effect of the conical surface 53 guiding structure and the non-return element 8 which are matched with, the stability is high.

Check 8 includes extrusion face 81, the bottom fixedly connected with bulge loop 82 of extrusion face 81, and the outer wall contact of bulge loop 82 has base 66, the bottom fixedly connected with spliced pole 64 of check 8, the inside fixedly connected with base 66 of barrel 4, and the bottom contact of bulge loop 82 has spliced pole 64, the outer wall fixedly connected with extrusion face 81 of check 8, the outer wall swing joint of check 8 has bulge loop 82.

The spring 7 is sleeved on the outer wall of the shoulder 51, the size of the sealing part 61 is matched with the inner size of the conical surface 53, through the arrangement of the sealing element 56, sealing is formed between the end surface of the side edge of the sealing element 56 and the end surface of the water inlet pipe 2 of the valve body 1 in normal flow, sealing is formed between the outer peripheral surface of the side edge of the sealing element 56 and the circumferential wall of the valve body 1, sealing is formed between the bottom side wall of the annular groove 55 and the connecting part of the sealing element 56, sealing performance is good through the three sealing parts, the cylinder body 4 is contacted with one side of the sealing element 56, the number of the sealing elements 56 is two, and the.

When the water flow control valve is used, when the flow is normal, water enters from the water inlet pipe 2, because the valve core 5 and the valve body 1 form sealing through the sealing piece 56, the water entering from the water inlet pipe 2 can only flow into the valve seat 6 after passing through the cylindrical valve core 5, and then flows out from the water outlet pipe 3 through the valve seat 6, even if the water enters from the water inlet pipe 2 in a surging mode through oblique water flow, the impact of the water flow can be relieved after the water flow is divided by the conical surface 53 at the rear end of the valve core 5, meanwhile, the water inlet direction of the valve core 5 and the water inlet direction of the valve seat 6 are arranged into two directions, the influence of.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a case that stability is high for flow valve, includes valve body (1), its characterized in that: the water inlet valve is characterized in that a water inlet pipe (2) is connected to the inner wall of the bottom of the valve body (1) in a threaded mode, a water outlet pipe (3) is connected to the outer wall of the top of the valve body (1) in a threaded mode, a cylinder body (4) is arranged inside the valve body (1), a valve core structure (5) is arranged at the bottom of the inner wall of the valve body (1), a valve seat (6) is arranged in the middle of the inner wall of the valve body (1), a spring (7) is sleeved on the outer wall of the cylinder body (4), and a.

2. The highly stable valve body for a flow valve according to claim 1, wherein: the valve core structure (5) comprises a convex shoulder (51), an annular groove (52) is formed in the convex shoulder (51), a conical surface (53) is fixedly connected to the inner portion of the convex shoulder (51), a front end surface (54) is arranged at the bottom of the convex shoulder (51), groove bodies (55) are formed in two sides of the convex shoulder (51), and a sealing element (56) is movably connected to the inner portion of each groove body (55).

3. The highly stable valve body for a flow valve according to claim 2, wherein: the valve seat (6) comprises a sealing part (61), an outer wall fixedly connected with sealing ring (62) of the sealing part (61), an inner fixedly connected with connecting rod (63) of the sealing part (61), a top fixedly connected with connecting column (64) of the connecting rod (63), a water through opening (65) is formed in the connecting column (64), and a base (66) is contacted with the outer wall of the top of the connecting column (64).

4. The highly stable valve body for a flow valve according to claim 3, wherein: the check piece (8) comprises an extrusion surface (81), the bottom of the extrusion surface (81) is fixedly connected with a convex ring (82), and the outer wall of the convex ring (82) is in contact with a base (66).

5. The highly stable valve body for a flow valve according to claim 4, wherein: the bottom fixedly connected with spliced pole (64) of non return spare (8), the inside fixedly connected with base (66) of barrel (4), the bottom contact of bulge loop (82) has spliced pole (64), the outer wall fixedly connected with extrusion face (81) of non return spare (8), the outer wall swing joint of non return spare (8) has bulge loop (82).

6. The highly stable valve body for a flow valve according to claim 5, wherein: the spring (7) is sleeved on the outer wall of the shoulder (51), the size of the sealing part (61) is matched with the inner size of the conical surface (53), the cylinder body (4) is contacted with one side of the sealing element (56), the number of the sealing elements (56) is two, and the size of each sealing element (56) is the same.