CN216447904U

CN216447904U - Front valve plate type control panel with meter

Info

Publication number: CN216447904U
Application number: CN202122933720.1U
Authority: CN
Inventors: 艾维刚
Original assignee: Chongqing Oujin Electrical And Mechanical Manufacturing Co ltd
Current assignee: Chongqing Oujin Electrical And Mechanical Manufacturing Co ltd
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2022-05-06
Anticipated expiration: 2031-11-26

Abstract

The utility model relates to the technical field of CNG gas station control panels, in particular to a valve plate type control panel with a meter front valve plate, which comprises a reducing joint, a connecting assembly, a meter front valve and a pressure meter, wherein one end of the reducing joint is connected with one end of the meter front valve through the connecting assembly; when the pressure gauge of the equipment needs to be checked, the gauge front valve is additionally arranged, so that the plate type control panel does not need to be stopped for waiting when the pressure gauge needs to be disassembled, detected and maintained, the gauge front valve can be closed firstly under the condition that the plate type control panel normally operates, the normal operation work of the plate type control panel is not influenced in the process, the working efficiency of the plate type control panel is indirectly improved, and meanwhile the safety of disassembling the pressure gauge is ensured.

Description

Front valve plate type control panel with meter

Technical Field

The utility model relates to the technical field of CNG gas station control panels, in particular to a front valve plate type control panel with a meter.

Background

CNG (chinese name: compressed natural gas, hereinafter collectively referred to as compressed natural gas, CNG) is a fuel that pressurizes natural gas and stores it in a gaseous state in a container. The main component of CNG is methane (CH4), and the products after methane combustion are carbon dioxide and water, so that the Compressed Natural Gas (CNG) as automobile fuel has the advantages of safety, environmental protection, economy and the like, and the popularization and use of CNG are environment-friendly and sustainable development for cities. Because of the advantages of CNG, there are more CNG stations and more vehicles using CNG as fuel in cities.

The plate-type control panel used at present in CNG gas station at home and abroad has no front valve in its internal structure, so that the equipment needs to be shut down and idled when the pressure gauge of the equipment is regularly checked, and the operation efficiency of the equipment and the economic benefit of the gas station are seriously influenced.

SUMMERY OF THE UTILITY MODEL

Aiming at the problem that the whole work is influenced when the traditional plate type control disc is used for checking the pressure gauge, the utility model provides the front valve plate type control disc with the gauge, which can control the CNG flow direction at the front end of the pressure gauge at any time.

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

a valve plate type control panel with a meter comprises a reducing joint, a connecting assembly, a meter front valve and a pressure meter, wherein one end of the reducing joint is connected with one end of the meter front valve through the connecting assembly; the other end of the gauge front valve, which is far away from the reducing joint, is connected with the pressure gauge through the connecting component.

CNG passes through inside the import soldered connection gets into plate control dish, get into the high pressure air-vent valve simultaneously, middling pressure air-vent valve and low pressure air-vent valve, CNG after flowing through three groups of air-vent valves is through taking the cap elbow, the check valve, the butt joint piece, flow respectively behind the cap tee bend into table front valve, manometer and ball valve, the export soldered connection, owing to add the table front valve, when overhauing the manometer, need not shut down and wait, under plate control dish normal operating's the condition, can close table front valve earlier, dismantle the manometer again, change, the inspection, the normal work of plate control dish is not influenced to the duration, plate control dish work efficiency has been promoted indirectly, this scheme is simple easily realized, be worth promoting.

Furthermore, the connecting assembly comprises a first fastening nut, a second fastening nut and a connecting piece, and one end of the reducer union is connected with the front meter valve through the first fastening nut; and the second fastening screw cap and the connecting piece are sequentially arranged between the gauge front valve and the pressure gauge.

Furthermore, the first fastening nut and the second fastening nut are the same in size and are made of stainless steel.

Furthermore, the outer surface of the connecting piece is provided with an anti-skid layer.

Furthermore, the meter front valve is a hard sealing butterfly valve and is made of 304 stainless steel.

The automatic pipe fitting device is characterized by further comprising an inlet welding joint, wherein a tee joint, an NPT joint, a sequence valve, a capped elbow, a one-way valve, a butt joint piece and a capped tee joint are sequentially arranged between the inlet welding joint and the reducing joint, and one end of the capped tee joint is connected with the reducing joint.

The other end of the tee joint with the cap is connected with the outlet welding head through the ball valve.

Compared with the prior art, the utility model has the beneficial effects that: when the pressure gauge of the equipment needs to be checked, the gauge front valve is additionally arranged, so that when the pressure gauge needs to be disassembled, detected and maintained, the plate-type control panel does not need to be stopped for waiting, the gauge front valve can be closed firstly under the condition that the plate-type control panel normally operates, then the pressure gauge is disassembled, detected and maintained, the normal operation work of the control panel is not influenced in the period, the working efficiency of the control panel is indirectly improved, and meanwhile, the safety when the pressure gauge is disassembled is ensured.

Description of the drawings:

FIG. 1 is a side view of the present invention;

FIG. 2 is a front view of the present invention;

fig. 3 is an enlarged schematic diagram of a in bitmap 1.

The mark in the figure is: 1-inlet welding joint, 2-tee joint, 3-NPT joint, 4-sequence valve, 5-capped elbow, 6-one-way valve, 7-butt joint, 8-capped tee joint, 9-reducing joint, 10-front valve, 101-first fastening nut, 102-second fastening nut, 103-connecting piece, 11-pressure gauge, 12-ball valve, 13-outlet welding joint, 14-mounting frame, 15-high pressure regulating valve, 16-medium pressure regulating valve and 17-low pressure regulating valve.

Detailed Description

The present invention will be described in further detail with reference to test examples and specific embodiments. It should be understood that the scope of the above-described subject matter is not limited to the following examples, and any techniques implemented based on the disclosure of the present invention are within the scope of the present invention.

A valve plate type control panel with a meter comprises an NPT joint 3, a connecting assembly, a meter front valve 10 and a pressure gauge 11, wherein one end of the NPT joint 3 is connected with one end of the meter front valve 10 through the connecting assembly; the other end of the gauge front valve 10, which is far away from the NPT joint 3, is connected with a pressure gauge 11 through a connecting component.

CNG enters the inside of the control panel through the inlet welding head 1, and simultaneously enters the high-pressure regulating valve 15, the medium-pressure regulating valve 16 and the low-pressure regulating valve 17, the CNG flowing through the three groups of pressure regulating valves respectively flows into the front meter valve 10, the pressure meter 11, the ball valve 12 and the outlet welding head 13 after passing through the capped elbow 5, the one-way valve 6, the butt joint piece 7 and the capped tee joint 8, and the front meter valve 10, the pressure meter 11 and the outlet welding head 13 are added.

Specifically, the connecting assembly comprises a first fastening nut 101, a second fastening nut 102 and a connecting piece 103, wherein one end of the NPT joint 3 is connected with the front meter valve 10 through the first fastening nut 101; a second fastening nut 102 and a connecting piece 103 are sequentially arranged between the gauge front valve 10 and the pressure gauge 11. The first fastening nut 101 and the second fastening nut 102 are paired into a double-face sandwich shape, so that the front meter valve 10 is stabilized, the CNG is ensured to be safe and stable in the process of flowing through the front meter valve 10, and after the front meter valve 10 is closed, the front meter valve 10 is connected with a pressure gauge 11 for one section to guarantee safety.

Specifically, the first and

second lock nuts

101 and 102 are made of 304 stainless steel, and the CNG transportation needs to have corrosion resistance, high pressure resistance and high strength for transportation equipment, and 304 stainless steel is used as a material for manufacturing the first and

second lock nuts

101 and 102.

Specifically, the outer surface of the connecting piece 103 is provided with an anti-skid layer, so that workers can disassemble the pressure gauge 11 conveniently.

Specifically, the front meter valve 10 is a hard seal butterfly valve and is made of 304 stainless steel. CNG transportation requires corrosion resistance, high pressure resistance, and high strength for transportation equipment, and 304 stainless steel is used as a material for manufacturing the front valve 10.

The device comprises an inlet welding head 1, wherein a tee joint 2, an NPT joint 3, a sequence valve 4, a capped elbow 5, a one-way valve 6, a butt joint piece 7 and a capped tee joint 8 are sequentially arranged between the inlet welding head 1 and a reducing joint 9, and one end of the capped tee joint 8 is connected with the NPT joint 3.

Specifically, the three-way valve further comprises a ball valve 12 and an outlet welding head 13, and the other end of the three-way valve with the cap 8 is connected with the outlet welding head 13 through the ball valve 12.

In practical application, when CNG when the tee bend of taking the cap 8 of flowing through, CNG flows to manometer 11 through table front valve 10, and manometer 11 carries out pressure detection to CNG, breaks down or needs periodic maintenance to detect when manometer 11, only needs to close table front valve 10, and CNG will stop in table front valve 10, can dismantle manometer 11. Traditional board-like control panel need clear away the inside CNG of board-like control panel before dismantling manometer 11, avoids dismantling the in-process and has unnecessary CNG to form the potential safety hazard to the staff.

Claims

1. The control panel with the meter front valve plate is characterized by comprising a reducing joint (9), a connecting assembly, a meter front valve (10) and a pressure meter (11), wherein one end of the reducing joint (9) is connected with one end of the meter front valve (10) through the connecting assembly; the other end of the gauge front valve (10), which is far away from the reducer union (9), is connected with the pressure gauge (11) through the connecting component.

2. The disk with the front valve plate type dial plate of claim 1, wherein the connecting assembly comprises a first fastening nut (101), a second fastening nut (102) and a connecting piece (103), and one end of the reducer union (9) is connected with the front valve (10) through the first fastening nut (101); the second fastening nut (102) and the connecting piece (103) are sequentially arranged between the gauge front valve (10) and the pressure gauge (11).

3. -a disk with front valve plate according to claim 2, characterized in that said first fastening nut (101) and said second fastening nut (102) are of the same size and are made of stainless steel.

4. A dial plate type control dial with watch according to claim 2, wherein the outer surface of the connecting piece (103) is provided with an anti-slip layer.

5. A dial plate type control dial with front dial plate according to claim 1, characterized in that the front dial valve (10) is a hard seal butterfly valve made of stainless steel.

6. The disc with the meter and the front valve plate type control disc as claimed in claim 1, further comprising an inlet welding head (1), wherein a tee joint (2), an NPT joint (3), a sequence valve (4), a capped elbow (5), a one-way valve (6), a butt joint piece (7) and a capped tee joint (8) are sequentially arranged between the inlet welding head (1) and the reducer union (9), and one end of the capped tee joint (8) is connected with the reducer union (9).

7. A dial plate type control dial with meter according to claim 6, characterized in that it further comprises a ball valve (12) and an outlet welding head (13), and the other end of said three-way with cap (8) is connected to said outlet welding head (13) through said ball valve (12).