CN212986779U

CN212986779U - Pilot-operated type pneumatic control pressure regulating valve convenient to use

Info

Publication number: CN212986779U
Application number: CN202021777056.5U
Authority: CN
Inventors: 许剑波; 葛美娟
Original assignee: Ningbo Chenguang Weiteng Automation Machinery Co ltd
Current assignee: Ningbo Chenguang Weiteng Automation Machinery Co ltd
Priority date: 2020-08-20
Filing date: 2020-08-20
Publication date: 2021-04-16
Anticipated expiration: 2030-08-20

Abstract

A pilot-operated air control pressure regulating valve convenient to use solves the problems that the existing pilot-operated air control pressure regulating valve is easy to generate dirt in the pressure regulating valve when in use, and the pressure regulating valve can be blocked and is not beneficial to use after a long time, and comprises a pressure regulating valve body, a filtering mechanism and an air pipe, wherein the position of the pressure regulating valve body, which is close to a second connecting flange, is connected with a regulating pipe, the middle part of the regulating pipe is provided with the filtering mechanism, the regulating pipe on one side of the filtering mechanism is provided with a first control valve, the regulating pipe on the other side of the filtering mechanism is provided with a second control valve, the middle part of the pressure regulating valve body is provided with a disc, both sides of the disc are provided with pressure gauges, the other side of the disc is connected with the air pipe, and the filtering mechanism comprises a first shell and second bolt holes. Is beneficial to use.

Description

Pilot-operated type pneumatic control pressure regulating valve convenient to use

Technical Field

The utility model relates to a gas accuse air-vent valve specifically is a pilot operated formula gas accuse air-vent valve convenient to use.

Background

The pressure regulating valve is also called self-operated balance valve, flow control valve, flow controller, dynamic balance valve and flow balance valve, and is a visual, simple and convenient flow regulation control device. The flow regulating valve is mainly applied to: in the water systems of central heating (cooling) and the like, the flow of a pipe network is distributed according to needs, the hydraulic imbalance of the water systems is eliminated, and the problem of uneven cooling and heating is solved.

When the existing pilot-operated type pneumatic control pressure regulating valve is used, dirt is easy to generate in the pressure regulating valve, and the pressure regulating valve can be blocked after a long time, so that the use is not facilitated.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a pilot-operated formula gas accuse air-vent valve convenient to use, effectual solved current pilot-operated formula gas accuse air-vent valve when using, easily produce the dirt in the air-vent valve, the air-vent valve can be blockked up after permanent, is unfavorable for the problem of use.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model comprises an air-vent valve body, a first connecting flange, a second connecting flange, an adjusting pipe, a filtering mechanism, a first control valve, a second control valve, a disc, a pressure gauge and a gas pipe, wherein the adjusting pipe is connected with the adjusting pipe near the second connecting flange, the filtering mechanism is arranged in the middle of the adjusting pipe, the first control valve is arranged on the adjusting pipe at one side of the filtering mechanism, the second control valve is arranged on the adjusting pipe at the other side of the filtering mechanism, the disc is arranged in the middle of the air-vent valve body, the pressure gauges are arranged at both sides of the disc, the gas pipe is connected with the other side of the disc, the filtering mechanism comprises a first shell, a second shell, a first fixing bolt, an inner cavity, a second fixing bolt, a filter screen, a first bolt hole, an installation plate and a second bolt hole, the second shell is arranged at one side of the first shell through the first fixing bolt, the inner cavity, the filter screen is installed through second fixing bolt in the inner chamber, and the edge of filter screen is provided with the mounting disc.

Preferably, a first bolt hole is formed in the second shell at a position corresponding to the second fixing bolt.

Preferably, a second bolt hole is formed in the position, corresponding to the second fixing bolt, of the mounting disc.

Preferably, the first shell and the second shell are provided with corresponding bolt holes at positions corresponding to the first fixing bolts.

Preferably, a sealing gasket is arranged at the joint of the first shell and the second shell.

Preferably, one end of the pressure regulating valve body is provided with a first connecting flange, and the other end of the pressure regulating valve body is provided with a second connecting flange.

Has the advantages that: when the utility model is used, the first control valve and the second control valve are opened, the liquid flowing through the regulating pipe can be filtered by the filter screen, the disc can be effectively prevented from generating dirt, after the filter screen is used for a period of time and needs to be cleaned, the first control valve and the second control valve are closed, the first fixing bolt is unscrewed to separate the first shell from the second shell, then the second fixing bolt is unscrewed to take off the filter screen for cleaning or replacing, after the cleaning or replacing is finished, the filter screen is fixed by the second fixing bolt, then the first shell and the second shell are fixed by the first fixing bolt, the cleaning or replacing of the filter screen can be finished, after the replacing is finished, the first control valve and the second control valve can be opened for use, the utility model has novel structure and ingenious conception, the pressure regulating disc of the pressure regulating valve body can be effectively prevented from generating dirt, and simultaneously the cleaning and replacing of the filter screen are convenient, is beneficial to use.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

FIG. 2 is a schematic view of the filtering mechanism of the present invention;

FIG. 3 is a schematic view of the structure of the filter screen of the present invention;

reference numbers in the figures: 1. a pressure regulating valve body; 2. a first connecting flange; 3. a second connecting flange; 4. an adjusting tube; 5. a filtering mechanism; 6. a first control valve; 7. a second control valve; 8. a disc; 9. a pressure gauge; 10. an air tube; 11. a first housing; 12. a second housing; 13. a first fixing bolt; 14. an inner cavity; 15. a second fixing bolt; 16. filtering with a screen; 17. a first bolt hole; 18. mounting a disc; 19. a second bolt hole.

Detailed Description

The following describes the present invention in further detail with reference to the accompanying fig. 1-3.

In the first embodiment, as shown in fig. 1-3, the present invention provides a pilot-operated pneumatic control pressure regulating valve which is convenient to use, and comprises a pressure regulating valve body 1, a first connecting flange 2, a second connecting flange 3, a regulating pipe 4, a filtering mechanism 5, a first control valve 6, a second control valve 7, a disk 8, a pressure gauge 9, an air pipe 10, a first housing 11, a second housing 12, a first fixing bolt 13, an inner cavity 14, a second fixing bolt 15, a filter screen 16, a first bolt hole 17, a mounting disk 18 and a second bolt hole 19, wherein the position of the pressure regulating valve body 1 close to the second connecting flange 3 is connected with the regulating pipe 4, the middle part of the regulating pipe 4 is provided with the filtering mechanism 5, the regulating pipe 4 on one side of the filtering mechanism 5 is provided with the first control valve 6, the regulating pipe 4 on the other side of the filtering mechanism 5 is provided with the second control valve 7, the disk 8 is arranged in the middle part, the both sides of disc 8 all are provided with manometer 9, the opposite side of disc 8 is connected with trachea 10, filtering mechanism 5 includes first casing 11, second casing 12, first fixing bolt 13, the inner chamber 14, second fixing bolt 15, filter screen 16, first bolt hole 17, mounting disc 18 and second bolt hole 19, second casing 12 is installed through first fixing bolt 13 in one side of first casing 11, inner chamber 14 has been seted up at the middle part of first casing 11 and second casing 12, install filter screen 16 through second fixing bolt 15 in the inner chamber 14, the edge of filter screen 16 is provided with mounting disc 18.

The second casing 12 is provided with a first bolt hole 17 corresponding to the second fixing bolt 15 for facilitating the fitting, installation and fixation.

The mounting plate 18 is provided with a second bolt hole 19 corresponding to the second fixing bolt 15, so that the mounting plate can be conveniently installed and fixed in a matching manner.

The first shell 11 and the second shell 12 have corresponding bolt holes corresponding to the first fixing bolts 13, so as to be conveniently installed and fixed in a matching manner.

A sealing gasket is arranged at the joint of the first shell 11 and the second shell 12, so that the first shell 11 and the second shell 12 have better sealing performance.

One end of the pressure regulating valve body 1 is provided with a first connecting flange 2, and the other end of the pressure regulating valve body 1 is provided with a second connecting flange 3, so that the pressure regulating valve body and the pressure regulating valve body are conveniently and cooperatively installed and fixed.

The working principle is as follows: the utility model discloses during the use, open first control valve 6 and second control valve 7, the liquid of regulating tube 4 of flowing through can filter through filter screen 16, can prevent effectively that disc 8 from producing the dirt, after using a period, when needing to clear up filter screen 16, close first control valve 6 and second control valve 7, unscrew first fixing bolt 13, part first casing 11 and second casing 12, unscrew second fixing bolt 15 again, can take off filter screen 16 and wash or change, wash or change the completion back, it is fixed through second fixing bolt 15 with filter screen 16, it is fixed through first fixing bolt 13 again with first casing 11 and second casing 12, can accomplish the washing or the change of filter screen 16, change the completion back, open first control valve 6 and second control valve 7 and can use.

Has the advantages that: the utility model discloses novel structure thinks about ingeniously, can effectively prevent that the pressure regulating dish of air-vent valve body 1 from producing the dirt, and the washing and the change of the filter screen of being convenient for simultaneously are favorable to using.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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 utility model provides a pilot-operated formula gas accuse air-vent valve convenient to use, includes air-vent valve body (1), first flange (2), second flange (3), control tube (4), filter mechanism (5), first control valve (6), second control valve (7), disc (8), manometer (9) and trachea (10), its characterized in that: the position, close to the second connecting flange (3), of the pressure regulating valve body (1) is connected with an adjusting pipe (4), the middle of the adjusting pipe (4) is provided with a filtering mechanism (5), the adjusting pipe (4) on one side of the filtering mechanism (5) is provided with a first control valve (6), the adjusting pipe (4) on the other side of the filtering mechanism (5) is provided with a second control valve (7), the middle of the pressure regulating valve body (1) is provided with a disc (8), two sides of the disc (8) are respectively provided with a pressure gauge (9), the other side of the disc (8) is connected with an air pipe (10), the filtering mechanism (5) comprises a first shell (11), a second shell (12), a first fixing bolt (13), an inner cavity (14), a second fixing bolt (15), a filter screen (16), a first bolt hole (17), an installation disc (18) and a second bolt hole (19), one side of the first shell (11) is provided with the second shell (12) through the first fixing, inner chamber (14) have been seted up at the middle part of first casing (11) and second casing (12), install filter screen (16) through second fixing bolt (15) in inner chamber (14), and the edge of filter screen (16) is provided with mounting disc (18).

2. The pilot-operated pneumatic pressure regulating valve convenient to use according to claim 1, characterized in that the second shell (12) is provided with a first bolt hole (17) at a position corresponding to the second fixing bolt (15).

3. The pilot-operated pneumatic pressure regulating valve convenient to use as claimed in claim 1, wherein a second bolt hole (19) is formed in the mounting plate (18) at a position corresponding to the second fixing bolt (15).

4. The pilot-operated pneumatic pressure regulating valve convenient to use according to claim 1, wherein the first shell (11) and the second shell (12) are provided with corresponding bolt holes at positions corresponding to the first fixing bolts (13).

5. The pilot-operated pneumatic pressure regulating valve convenient to use according to claim 1, characterized in that a sealing gasket is arranged at the joint of the first shell (11) and the second shell (12).

6. The pilot-operated pneumatic control pressure regulating valve convenient to use as claimed in claim 1, wherein one end of the pressure regulating valve body (1) is provided with a first connecting flange (2), and the other end of the pressure regulating valve body (1) is provided with a second connecting flange (3).