CN216200918U

CN216200918U - Pressure regulating valve with good sealing performance

Info

Publication number: CN216200918U
Application number: CN202122731420.5U
Authority: CN
Inventors: 林建美; 朱中立; 朱宗波; 华雪松
Original assignee: Wenzhou Daneng Electromechanical Co ltd
Current assignee: Wenzhou Daneng Electromechanical Co ltd
Priority date: 2021-11-09
Filing date: 2021-11-09
Publication date: 2022-04-05
Anticipated expiration: 2031-11-09

Abstract

The utility model discloses a pressure regulating valve with good sealing property, a valve body and a pressure mechanism, wherein the pressure mechanism is arranged in the valve body, the pressure mechanism comprises a floating pin, a plug is arranged below the floating pin, a clamp spring is arranged at the lower part of the plug, a spring is arranged above the plug, the spring is arranged between the floating pin and the plug, a plug head is arranged at the top of the floating pin, a sealing ring is arranged on the plug head, a plurality of pipe inlets are arranged below the plug head, a flowing space is arranged at the inner part of each pipe inlet, the flowing space is communicated with the plug, an opening is arranged in the middle of the plug, and the flowing space is connected with the opening. The utility model discloses a chock plug upper portion is equipped with the sealing washer on pressure mechanism, makes liquid when exerting pressure to the chock plug, has better seal, and pressure can not leak gas and lead to pressure not to live, makes the pressure valve have more accurate pressure control and pressure and opens.

Description

Pressure regulating valve with good sealing performance

Technical Field

The utility model relates to the technical field of pressure valves, in particular to a pressure regulating valve with good sealing performance.

Background

Chinese patent No. CN201621424607.3 discloses a pressure regulating valve, which comprises a regulating valve body, wherein the regulating valve body comprises an input end and an output end communicated with the input end; the output end comprises a first output cavity communicated with the first negative pressure source and a second output cavity communicated with the second negative pressure source. When the pressure regulating valve provided by the utility model is applied, airflow is output by the first output cavity or the second output cavity according to different working conditions. Namely, the pipelines respectively used for being communicated with the first negative pressure source and the second negative pressure source are divided into two paths inside the pressure regulating valve, and when any one path of the pipelines is subjected to negative pressure air extraction under corresponding working conditions, the other path of the pipeline is more deviated to be in a closed state. The pressure regulating valve has the advantages that the sealing performance is not good, the pressure valve in the working state can be easily influenced by air pressure to be in the closed state, the regulation is difficult, the working efficiency can also be influenced, the specific pressure value can not be regulated, and therefore the pressure regulating valve with good sealing performance is provided.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention provides a pressure regulating valve with good sealing performance to solve the above technical problems.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a pressure regulating valve with good leakproofness, valve body and wiper mechanism, wiper mechanism sets up inside the valve body, wiper mechanism is including floating the round pin, it is equipped with the end cap to float the round pin below, the end cap lower part is equipped with the jump ring, the end cap top is equipped with the spring, the spring sets up between superficial round pin and end cap, it is equipped with the chock plug to float the round pin top, be equipped with the sealing washer on the chock plug, the chock plug below is equipped with a plurality of and advances the mouth of pipe, it is equipped with the space of flowing to advance the inside of mouth of pipe, the space of flowing communicates the end cap, the end cap middle part is equipped with the opening, the space of flowing is connected with the opening.

The valve body includes quick-operation joint, quick-operation joint sets up at the valve body top, the quick-operation joint lower part is equipped with the valve circle, valve circle lower part is equipped with the valve spiral shell, valve spiral shell lower part is equipped with the valve pipe.

The quick connector is characterized in that a containing channel is arranged in the quick connector, a pressurizing channel is arranged on the lower portion of the containing channel and communicated with the containing channel, a containing channel is arranged on the lower portion of the pressurizing channel, and the pressure mechanism is arranged in the containing channel.

The lower part of the discharge channel in the valve pipe is provided with a limiting groove, and the clamp spring is clamped in the limiting groove.

The top of the plug is provided with a limiting block, the upper portion of the limiting block is provided with a T-shaped groove, the T-shaped groove is formed in the bottom of the floating pin, and the limiting block corresponds to the T-shaped groove.

The technical scheme can show that the utility model has the advantages that:

1. according to the utility model, the sealing ring is arranged on the upper part of the plug head on the pressure mechanism, so that when liquid applies pressure to the plug head, the liquid has better tightness, the pressure cannot be lost due to air leakage, and the pressure valve has more accurate pressure control and pressure opening.

2. The utility model can adjust the pressure to open the pressure mechanism, and the pressure mechanism can be opened only after the pressure reaches a certain value, so that the fluid in the valve can pass through.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model.

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic cross-sectional structure of the present invention.

Fig. 3 is a schematic perspective view of the pressure mechanism of the present invention.

Fig. 4 is a schematic diagram of a three-dimensional explosion structure of the pressure mechanism of the utility model.

List of reference numerals: the valve comprises a valve body 1, a quick connector 11, an inlet channel 111, a pressurizing channel 112, an outlet channel 113, a limiting groove 1131, a valve ring 12, a valve screw 13, a valve pipe 14, a pressure mechanism 2, a floating pin 21, a plug 22, a limiting block 221, a T-shaped groove 222, a clamp spring 23, a spring 24, a plug 25, a sealing ring 26, a pipe inlet 27, a flow space 28 and an opening 29.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the following embodiments and accompanying drawings. The exemplary embodiments and descriptions of the present invention are provided to explain the present invention, but not to limit the present invention.

Referring to fig. 1 to 4, as shown in fig. 1 to 4:

the utility model provides a pressure regulating valve with good leakproofness, valve body 1 and pressure mechanism 2, pressure mechanism 2 sets up inside 1 valve body, pressure mechanism 2 is including floating round pin 21, it is equipped with end cap 22 to float round pin 21 below, end cap 22 lower part is equipped with jump ring 23, end cap 22 top is equipped with spring 24, spring 24 sets up between floating round pin 21 and end cap 22, it is equipped with chock plug 25 to float round pin 21 top, be equipped with sealing washer 26 on the chock plug 25, the chock plug 25 below is equipped with a plurality of and advances mouth of pipe 27, it is equipped with mobile space 28 to advance the inside of mouth of pipe 27, mobile space 28 intercommunication end cap 22, the chock plug 22 middle part is equipped with opening 29, mobile space 28 is connected with opening 29.

The valve body 1 comprises a quick joint 11, the quick joint 11 is arranged at the top of the valve body 1, a valve ring 12 is arranged on the lower portion of the quick joint 11, a valve screw 13 is arranged on the lower portion of the valve ring 12, and a valve pipe 14 is arranged on the lower portion of the valve screw 13.

An accommodating channel 111 is arranged in the quick connector 11, a pressurizing channel 112 is arranged at the lower part of the accommodating channel 111, the pressurizing channel 112 is communicated with the accommodating channel 111, an accommodating channel 113 is arranged at the lower part of the pressurizing channel 112, and the pressure mechanism 2 is arranged in the accommodating channel 113.

The lower portion of the accommodating channel 113 in the valve tube 14 is provided with a limiting groove 1131, the clamp spring 23 is clamped in the limiting groove 1131, the clamp spring 23 can limit the plug 22 from being extruded under pressure, and the clamp spring 23 can block the plug 22.

The top of the plug 22 is provided with a limit block 221, the upper part of the limit block 221 is provided with a T-shaped groove 222, the T-shaped groove 222 is arranged at the bottom of the floating pin 21, the limit block 221 corresponds to the T-shaped groove 222, the limit block 221 and the T-shaped groove 222 can limit the moving distance of the pressure mechanism 2 in the valve body 1, limit the maximum opening, and prevent the pressure mechanism 2 from being extruded out of the valve body 1 by pressure due to overlarge pressure.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made to the embodiment of the present invention by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The pressure regulating valve with good sealing performance is characterized in that a valve body (1) and a pressure mechanism (2) are arranged inside the valve body (1), the pressure mechanism (2) comprises a floating pin (21), a plug (22) is arranged below the floating pin (21), a clamp spring (23) is arranged on the lower portion of the plug (22), a spring (24) is arranged above the plug (22), the spring (24) is arranged between the floating pin (21) and the plug (22), a plug head (25) is arranged at the top of the floating pin (21), a sealing ring (26) is arranged on the plug head (25), a plurality of pipe inlet openings (27) are arranged below the plug head (25), a flowing space (28) is arranged inside the pipe inlet openings (27), the flowing space (28) is communicated with the plug (22), an opening (29) is formed in the middle of the plug (22), the flow space (28) is connected to an opening (29).

2. The pressure regulating valve with good sealing performance according to claim 1, characterized in that the valve body (1) comprises a quick coupling (11), the quick coupling (11) is arranged on the top of the valve body (1), a valve ring (12) is arranged at the lower part of the quick coupling (11), a valve screw (13) is arranged at the lower part of the valve ring (12), and a valve pipe (14) is arranged at the lower part of the valve screw (13).

3. The pressure regulating valve with good sealing performance according to claim 2, wherein an inlet channel (111) is arranged in the quick coupling (11), a pressurizing channel (112) is arranged at the lower part of the inlet channel (111), the pressurizing channel (112) is communicated with the inlet channel (111), an outlet channel (113) is arranged at the lower part of the pressurizing channel (112), and the pressure mechanism (2) is arranged in the outlet channel (113).

4. A pressure regulating valve with good sealing performance according to any one of claims 2-3, characterized in that the lower part of the outlet channel (113) inside the valve tube (14) is provided with a limiting groove (1131), and the clamp spring (23) is clamped into the limiting groove (1131).

5. The pressure regulating valve with good sealing performance according to claim 1, wherein a limiting block (221) is arranged at the top of the plug (22), a T-shaped groove (222) is arranged at the upper part of the limiting block (221), the T-shaped groove (222) is arranged at the bottom of the floating pin (21), and the limiting block (221) and the T-shaped groove (222) are opposite.