CN212536836U

CN212536836U - Low-pressure air supply automatic control device

Info

Publication number: CN212536836U
Application number: CN202021205579.2U
Authority: CN
Inventors: 林景茂
Original assignee: Guangzhou Yufeng Machinery Equipment Co ltd
Current assignee: Guangzhou Yufeng Machinery Equipment Co ltd
Priority date: 2020-06-28
Filing date: 2020-06-28
Publication date: 2021-02-12
Anticipated expiration: 2030-06-28

Abstract

The utility model belongs to the technical field of the energy technique and specifically relates to a low pressure automatic control device that supplies gas, including automatic control electric valve, emergency valve is installed to one side of automatic control electric valve, and emergency valve's top is installed and is changeed the handle, the connecting pipe is installed to one side of emergency valve, and the internally mounted of connecting pipe has the gas-supply pipe, emergency valve's externally mounted has the stationary blade, and the inside interlude of stationary blade has the screw, and beneficial effect lies in: with the stationary blade cover in the outside of automatic control electric valve and emergency valve, scribble the silicone grease on the cold head inner wall again, overlap the cold head in the bottom outside of automatic control electric valve and emergency valve, it is fixed mutually with cold head and stationary blade through the screw, the inside water pump operation of cold head, lead to the cold row with the water in the cold head through the water pipe, lead to the cold head through the water pipe after radiator fan handles the water heat dissipation in the cold row again, so form a circulation, play fine radiating effect to this equipment, thereby let the operation of this equipment more stable.

Description

Low-pressure air supply automatic control device

Technical Field

The utility model relates to an energy technical field especially relates to a low pressure automatic control device that supplies gas.

Background

Natural gas is a gaseous fossil fuel mainly composed of methane, and is mainly present in oil fields and natural gas fields, a small amount of natural gas is also present in coal seams, the natural gas is also buried in underground closed geological structures like crude oil, some natural gas and crude oil are stored in the same layer, some natural gas exist independently, natural gas is one of important energy sources, and a gas supply device is needed during natural gas transportation, wherein the gas supply device needs to be provided with an automatic control device, namely a gas valve, so various low-pressure gas supply automatic control devices appear on the market, and the low-pressure gas supply automatic control devices on the market are easy to cause instability of natural gas in the low-pressure gas supply automatic control devices in high-temperature environments, and easily cause explosion risks.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a low-pressure air supply automatic control device.

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

the design is a low-pressure air supply automatic control device, which comprises an automatic control electric valve, an emergency valve is installed on one side of the automatic control electric valve, a rotating handle is installed at the top of the emergency valve, a connecting pipe is installed on one side of the emergency valve, a gas pipe is installed inside the connecting pipe, a fixing piece is installed outside the emergency valve, a screw is inserted inside the fixing piece, a cold head is installed at the tail end of the screw, a water pipe is installed on the outer wall of the cold head, a cold row is installed at the tail end of the water pipe, a fan installation seat is installed on the outer wall of one side of the cold row, a cooling fan is installed outside the fan installation seat, and a bayonet is arranged inside the fixing piece.

Preferably, the connecting pipes correspond to the gas conveying pipes one by one, and two connecting pipes are arranged on each gas conveying pipe.

Preferably, the inner wall of the connecting pipe is provided with internal threads, and the length of the connecting pipe is smaller than that of the gas conveying pipe.

Preferably, the cold head forms a detachable structure with the fixing piece through a screw, an opening is formed in the top of the cold head, and the shape of the opening is matched with the shape of the combination of the automatic control electric valve and the emergency valve.

Preferably, the cold head, the water pipe and the cold row form a circulation loop, and a water pump is installed inside the cold head.

Preferably, the shape of the bayonet is the same as the cross section of the combination body of the automatic control electric valve and the emergency valve, and the area of the bayonet is smaller than that of the cross section of the combination body of the automatic control electric valve and the emergency valve.

The utility model provides a pair of low pressure automatic control device that supplies gas, beneficial effect lies in: with the stationary blade cover in the outside of automatic control electric valve and emergency valve, scribble the silicone grease on the cold head inner wall again, overlap the cold head in the bottom outside of automatic control electric valve and emergency valve, it is fixed mutually with cold head and stationary blade through the screw, the inside water pump operation of cold head, lead to the cold row with the water in the cold head through the water pipe, lead to the cold head through the water pipe after radiator fan handles the water heat dissipation in the cold row again, so form a circulation, play fine radiating effect to this equipment, thereby let the operation of this equipment more stable.

Drawings

Fig. 1 is a front view of a low-pressure gas supply automatic control device provided by the utility model;

FIG. 2 is a schematic view of a gas pipe of the low pressure gas supply automatic control device provided by the present invention;

fig. 3 is a schematic view of a fixing plate of the low-pressure air supply automatic control device provided by the present invention.

In the figure: 1. a self-controlled electric valve; 2. an emergency valve; 3. turning a handle; 4. a connecting pipe; 5. a gas delivery pipe; 6. a fixing sheet; 7. a screw; 8. cooling the head; 9. a water pipe; 10. cold discharging; 11. a fan mounting base; 12. a heat radiation fan; 13. and (4) a bayonet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a low-pressure gas supply automatic control device comprises an automatic control electric valve 1, an emergency valve 2 is installed on one side of the automatic control electric valve 1, a rotating handle 3 is installed on the top of the emergency valve 2, a connecting pipe 4 is installed on one side of the emergency valve 2, a gas pipe 5 is installed inside the connecting pipe 4, a fixing piece 6 is installed outside the emergency valve 2, a screw 7 is inserted into the fixing piece 6, a cold head 8 is installed at the tail end of the screw 7, a water pipe 9 is installed on the outer wall of the cold head 8, a cold row 10 is installed at the tail end of the water pipe 9, a fan mounting seat 11 is installed on the outer wall of one side of the cold row 10, a cooling fan 12 is installed on the outer side of the fan mounting seat 11, a bayonet 13 is arranged inside the fixing piece 6, the fixing piece 6 is sleeved outside the automatic control electric valve 1 and the emergency valve 2, with the bottom outside of cold head 8 cover at automatic control electric valve 1 and emergency valve 2, it is fixed mutually with cold head 8 and stationary blade 6 through screw 7, the inside water pump operation of cold head 8, lead to pipe 9 leading-in cold row 10 with the water in the cold head 8, lead to pipe 9 leading-in cold head 8 after 12 pairs of water heat dissipation treatment in the cold row 10 through radiator fan, so form a circulation, play fine radiating effect to this equipment, thereby let this equipment more stable operation.

The connecting pipes 4 correspond to the gas conveying pipes 5 one by one, two connecting pipes 4 and two gas conveying pipes 5 are respectively arranged, the connecting pipes 4 are responsible for being connected with an external gas conveying and gas inlet pipeline, and the gas conveying pipes 5 are responsible for communicating the external gas conveying and gas inlet pipeline.

Wherein, the inner wall of connecting pipe 4 is provided with the internal thread, and the length of connecting pipe 4 is less than the length of gas-supply pipe 5, and what like this can be more convenient is connected with external pipeline to play sealed effect that can be fine.

Wherein, cold head 8 passes through screw 7 and constitutes detachable construction with stationary blade 6, and the 8 tops of cold head are provided with the opening, and open-ended shape is identical with automatic control electric valve 1, 2 combination shapes of emergency valve, plays the effect of dismouting cold head 8 and stationary blade 6 that like this can be fine.

Wherein, cold head 8, water pipe 9 and cold row 10 constitute a circulation circuit, and the internally mounted of cold head 8 has the water pump, and the water pump operation inside cold head 8 leads to cold row 10 with the water in the cold head 8 through water pipe 9, leads to cold head 8 through water pipe 9 after 12 heat dissipation treatment to the water in the cold row 10 of radiator fan, so forms a circulation, plays fine radiating effect to this equipment.

Wherein, the shape of bayonet 13 is the same with the cross section shape of automatic control electric valve 1, the 2 assemblies of emergency valve, and the area of bayonet 13 is less than the area of automatic control electric valve 1, the 2 assemblies cross sections of emergency valve, can overlap cold head 8 and stationary blade 6 in the outside of automatic control electric valve 1, the 2 assemblies of emergency valve through screw 7 like this, can play fine fixed cold head 8's effect.

The working principle is as follows: in the actual use process, the equipment is connected with an external pipeline, the equipment is connected with an external power supply, the internal thread of the connecting pipe 4 is opened to be well connected with a pipeline with a corresponding external pipeline, the fixing sheet 6 is sleeved outside the automatic control electric valve 1 and the emergency valve 2, wherein the bayonet 13 on the fixing sheet 6 is smaller than the combined cross section area of the automatic control electric valve 1 and the emergency valve 2, then the inner wall of the cold head 8 is coated with silicone grease, the cold head 8 is sleeved outside the bottom parts of the automatic control electric valve 1 and the emergency valve 2, the cold head 8 is fixed with the fixing sheet 6 through the screw 7, the cooling fan 12 is fixed with the fan mounting seat 11 through the screw 7, the cooling fan 12 is connected with the external power supply, the cooling fan 12 and the cold head 8 are opened, the water pump in the cold head 8 is operated, and the water in the cold head 8 is guided into the cold drainage 10 through the water pipe 9, the water in the cold discharge pipe 10 is subjected to heat dissipation treatment by the heat dissipation fan 12 and then is led into the cold head 8 through the water pipe 9, so that a circulation is formed, a good heat dissipation effect on the equipment is achieved, the equipment can run more stably, the output quantity of the self-control electric valve 1 of the equipment can be well adjusted, the emergency valve 2 can be manually closed under an emergency condition, the air supply cutting-off effect is achieved, and the safe running of the equipment is guaranteed.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a low pressure auto-control device that supplies gas, includes automatic control electric valve (1), its characterized in that: emergency valve (2) are installed to one side of automatic control electric valve (1), and the top of emergency valve (2) is installed and is changeed (3), connecting pipe (4) are installed to one side of emergency valve (2), and the internally mounted of connecting pipe (4) has gas-supply pipe (5), the externally mounted of emergency valve (2) has stationary blade (6), and the inside interlude of stationary blade (6) has screw (7), cold head (8) are installed to the end of screw (7), and install water pipe (9) on the outer wall of cold head (8), cold row (10) are installed to the end of water pipe (9), and install fan mount pad (11) on the outer wall of one side of cold row (10), radiator fan (12) are installed in the outside of fan mount pad (11), bayonet socket (13) have been seted up to the inside of stationary blade (6).

2. A low-pressure air supply self-control device according to claim 1, wherein the connecting pipes (4) correspond to the air supply pipes (5) one by one, and two connecting pipes (4) and two air supply pipes (5) are provided.

3. A low pressure air supply self-control device according to claim 1, wherein the inner wall of the connecting pipe (4) is provided with an internal thread, and the length of the connecting pipe (4) is smaller than that of the air supply pipe (5).

4. A low-pressure air supply automatic control device according to claim 1, wherein the cold head (8) and the fixing plate (6) form a detachable structure through a screw (7), and the top of the cold head (8) is provided with an opening, and the shape of the opening is matched with the shape of the combination of the automatic control electric valve (1) and the emergency valve (2).

5. A low pressure air supply automatic control device according to claim 1, wherein the cold head (8), the water pipe (9) and the cold discharge pipe (10) form a circulation loop, and a water pump is installed inside the cold head (8).

6. A low-pressure air supply automatic control device according to claim 1, wherein the shape of the bayonet (13) is the same as the cross-sectional shape of the combination of the automatic electric valve (1) and the emergency valve (2), and the area of the bayonet (13) is smaller than the cross-sectional area of the combination of the automatic electric valve (1) and the emergency valve (2).