CN213541468U

CN213541468U - Gas switch valve

Info

Publication number: CN213541468U
Application number: CN202021133642.6U
Authority: CN
Inventors: 何文彦; 余野鹏
Original assignee: Guangdong Geyou Intelligent Control System Co ltd
Current assignee: Guangdong Geyou Intelligent Control System Co ltd
Priority date: 2020-06-18
Filing date: 2020-06-18
Publication date: 2021-06-25
Anticipated expiration: 2030-06-18

Abstract

The utility model discloses a gas switch valve, which comprises a main valve body, a self-priming electromagnetic valve and an emergency switch component, wherein the main valve body is used for circulating gas; the self-priming electromagnetic valve is used for automatically controlling the on-off of the gas flowing in the main valve body, and is arranged on the main valve body; the emergency switch component is used for emergently manually adjusting the on-off of the gas flowing in the main valve body, and the emergency switch component is installed on the main valve body. The utility model discloses breaking down suddenly from inhaling the solenoid valve, at this moment for accomplishing food cooking on time, through the interim manual self-priming solenoid valve of opening of emergency switch subassembly, make the gas continue the circulation at the internal portion's of main valve passageway again, need not maintain at once or change the part just can continue to use, make the gas apparatus continue the burning gas, simple structure, convenient operation, and then improved the convenience that the gas switch valve used, make the incident can in time perfect remedy, improve the economic benefits of restaurant.

Description

Gas switch valve

Technical Field

The utility model relates to a gas apparatus technical field, concretely relates to gas switch valve.

Background

At present, gas appliances such as frying furnaces and the like are widely applied to restaurants and restaurants due to the characteristics of low consumption, high income, low pollution, high benefit and other clean energy.

When the traditional electromagnetic valve stops working due to sudden failure, although the traditional electromagnetic valve can automatically start a protection function, due to the operational requirements of restaurants and restaurants, the gas appliances such as a frying stove and the like can be continuously used only by immediately maintaining or replacing the electromagnetic valve, the operation is complicated, the restaurants and restaurants cannot be provided with standby electromagnetic valves frequently, the valve body is required to continuously work, otherwise, the cooking of food can not be finished according to the requirements of customers, and further economic loss is caused to the restaurants.

Disclosure of Invention

An object of the utility model is to improve prior art's defect, provide a gas ooff valve.

In order to solve the technical problem, the technical scheme of the utility model as follows:

a gas switch valve comprises a main valve body, a self-priming electromagnetic valve and an emergency switch component, wherein the main valve body is used for flowing gas, and the interior of the main valve body is hollow and forms a channel; the self-priming electromagnetic valve is used for automatically controlling the on-off of the gas flowing in the main valve body, and is arranged on the main valve body; the emergency switch component is used for emergently manually adjusting the on-off of the gas flowing in the main valve body, and the emergency switch component is installed on the main valve body.

The working principle of the gas switch valve is that when the self-priming electromagnetic valve stops working due to failure or manual control, the self-priming electromagnetic valve is in a power-off protection closing state, so that gas is prevented from passing through, and the self-priming electromagnetic valve is temporarily and manually opened through the emergency switch assembly under the condition that the gas appliance can safely operate, so that the gas continuously flows in a channel in the main valve body again.

The main valve body is provided with an air inlet and an air outlet, the air inlet is fixedly provided with a filter screen for filtering impurities, and a valve port is arranged between the air inlet and the air outlet.

The channel is communicated in sequence along the direction of the air inlet, the valve port and the air outlet and penetrates through the main valve body.

The flow path of the fuel gas in the main valve body is that the fuel gas enters from the air inlet, and after impurities are filtered out by the filter screen on the air inlet, the fuel gas passes through the valve port and the air outlet in sequence.

The self-priming electromagnetic valve comprises a sealing element and a telescopic rod, wherein the sealing element is arranged on the telescopic rod, and the sealing element is opposite to the valve port.

The telescopic rod drives the sealing element and enables the sealing element to seal the valve port so as to control the circulation and the disconnection of fuel gas in the main valve body.

The mounting direction of the emergency switch assembly on the main valve body is opposite to that of the self-suction electromagnetic valve.

The emergency switch assembly is rotated and the sealing element is ejected from the opposite direction, so that the valve port is reopened, and the gas can be better ensured to continuously circulate.

The emergency switch assembly comprises an installation part, an ejector rod and a torsion sleeve, the installation part is in threaded connection with the main valve body, the ejector rod is opposite to the sealing part in position, a safety gap is formed between the ejector rod and the sealing part, the ejector rod is provided with a sealing groove used for sealing, the ejector rod is matched with the installation part, and the torsion sleeve is fixedly arranged on the ejector rod.

The emergency switch assembly is operated by rotating and pressing the torsion sleeve to enable the ejector rod to slide in the mounting part, the safety gap between the ejector rod and the sealing part is gradually narrowed until the ejector rod pushes the sealing part, the torsion sleeve is continuously rotated, the ejector rod gradually jacks up the sealing part, and gas continuously passes through the valve port and circulates to the gas outlet.

The gas switch valve also comprises anaerobic adhesive, and the torsion sleeve is adhered and fixed and sleeved on the ejector rod through the anaerobic adhesive.

The twisting sleeve is fixed through anaerobic adhesive, so that the phenomenon of slipping when the twisting sleeve is rotated is prevented.

The emergency switch assembly further comprises a sealing rubber ring, the ejector rod is provided with a sealing groove, the sealing rubber ring is arranged on the sealing groove, and the ejector rod is in interference fit with the mounting piece through the sealing rubber ring.

The ejector pin is behind the jack-up sealing member, because the ejector pin passes through the setting of sealed rubber ring interference fit on the installed part to prevent that sealing member automatic re-setting from closing the valve port, further improved the stability of the break-make of emergency switch subassembly control gas at the internal circulation of main valve.

Compared with the prior art, the utility model discloses technical scheme's beneficial effect is:

when the self-priming electromagnetic valve suddenly breaks down, the self-priming electromagnetic valve is temporarily and manually opened through the emergency switch assembly for completing food cooking on time, so that the fuel gas continuously circulates in a channel inside the main valve body again, the fuel gas can be continuously used without immediately maintaining or replacing parts, the fuel gas appliance continuously burns the fuel gas, the structure is simple, the operation is convenient, the convenience in using the fuel gas switch valve is further improved, emergencies can be timely and perfectly remedied, and the economic benefit of a restaurant is improved.

Drawings

FIG. 1 is a cross-sectional view of a valve port in a closed state in an embodiment of the present invention;

FIG. 2 is a cross-sectional view of an embodiment of the present invention with the emergency switch assembly opening the valve port;

fig. 3 is a cross-sectional view of an emergency switch assembly in an embodiment of the invention;

FIG. 4 is a front view of the carrier rod in the embodiment of the present invention;

description of reference numerals:

10. the main valve body, 12, an air inlet, 13, an air outlet, 14, a filter screen, 15, a valve port, 20, a self-priming electromagnetic valve, 21, a sealing element, 22, a telescopic rod, 23, a reset spring, 24, an electromagnetic coil, 25, a fixed iron core, 30, an emergency switch component, 31, a mounting piece, 32, a push rod, 33, a torsion sleeve, 34, a safety gap, 50, a sealing rubber ring, 60 and a sealing groove.

Detailed Description

The following describes embodiments of the present invention in detail.

As shown in fig. 1 and 2, a gas switching valve includes a main valve body 10, a self-priming solenoid valve 20 and an emergency switch assembly 30, wherein the main valve body 10 is used for flowing gas, and the interior of the main valve body 10 is hollow and forms a passage; the self-priming electromagnetic valve 20 is used for automatically controlling the on-off of the gas flowing in the main valve body 10, and the self-priming electromagnetic valve 20 is installed on the main valve body 10; the emergency switch assembly 30 is used for emergency manual adjustment of on-off of gas flowing inside the main valve body 10, and the emergency switch assembly 30 is installed on the main valve body 10.

With reference to fig. 1 and fig. 2, the main valve body 10 has an air inlet 12 and an air outlet 13, the air inlet 12 is fixedly installed with a filter screen 14 for filtering impurities, and a valve port 15 is disposed between the air inlet 12 and the air outlet 13; the channel is communicated in sequence along the directions of the air inlet 12, the valve port 15 and the air outlet 13 and penetrates through the main valve body 10.

Referring to fig. 1 and fig. 2, in the embodiment of the present invention, the self-priming electromagnetic valve 20 includes a sealing element 21, a telescopic rod 22, a return spring 23, an electromagnetic coil 24 and a fixed iron core 25, the sealing element 21 is installed on the telescopic rod 22, the position of the sealing element 21 is opposite to that of the valve port 15, the return spring 23 is supported on the sealing element 21, the electromagnetic coil 24 and the fixed iron core 25 are used for providing magnetic force when being powered on, and the telescopic rod 22 is a movable iron core;

when the main valve body 10 works, the electromagnetic coil 24 is electrified to generate magnetic force, the movable iron core drives the sealing element 21 to be sucked up under the action of the fixed iron core 25 and the electromagnetic coil 24, so that the valve port 15 is opened, and the gas reaches a gas outlet after passing through the self-priming electromagnetic valve 20 and the valve port 15 in sequence;

when the self-priming electromagnetic valve 20 stops working due to a fault or manual control, the self-priming electromagnetic valve 20 is in a power-off protection closed state, the sealing element 21 is under the elastic action of the return spring 23, the telescopic rod 22 drives the sealing element 21 to seal the valve port 15, and at the moment, gas cannot pass through; however, when the self-priming solenoid valve 20 stops working due to a sudden failure, it is necessary to operate the emergency switch assembly 30 to push the rod 32 of the emergency switch assembly 30 out of the sealing member 21 under the condition of ensuring safety, and the gas passes through the self-priming solenoid valve 20 and the valve port 15 again and then reaches the gas outlet.

Referring to fig. 3 and 4, the installation direction of the emergency switch assembly 30 on the main valve body 10 is opposite to the installation direction of the self-priming solenoid valve 20; the emergency switch assembly 30 comprises a mounting part 31, an ejector rod 32, a torsion sleeve 33 and a sealing rubber ring 50, the mounting part 31 is in threaded connection with the main valve body 10, the ejector rod 32 is opposite to the sealing part 21, a safety gap 34 is formed between the ejector rod 32 and the sealing part 21, the ejector rod 32 is provided with a sealing groove 60 for sealing, the ejector rod 32 is matched with the mounting part 31, the torsion sleeve 33 is fixedly sleeved on the ejector rod 32, the ejector rod 32 is provided with the sealing groove 60, the sealing rubber ring 50 is arranged on the sealing groove 60, and the ejector rod 32 is in interference fit with the mounting part 31 through the sealing rubber ring 50; the gas switch valve also comprises anaerobic adhesive, and the torsion sleeve 33 is adhered, fixed and sleeved on the ejector rod 32 through the anaerobic adhesive.

The embodiment has the following advantages:

1. the working principle of the gas switch valve is that when the self-priming electromagnetic valve 20 stops working due to failure or manual control, the self-priming electromagnetic valve 20 is in a power-off protection closed state, so that gas is blocked from passing through, and in a state that a gas appliance can run safely, the self-priming electromagnetic valve 20 is temporarily and manually opened through the emergency switch assembly 30, so that the gas continuously flows in a channel inside the main valve body 10 again;

when the self-priming electromagnetic valve 20 suddenly breaks down, in order to finish food cooking on time, the self-priming electromagnetic valve 20 is temporarily and manually opened through the emergency switch assembly 30, so that the fuel gas continuously circulates in the channel inside the main valve body 10 again, the fuel gas can be continuously used without immediately maintaining or replacing parts, the fuel gas appliance continuously burns the fuel gas, the structure is simple, the operation is convenient, the use convenience of the fuel gas switch valve is further improved, emergency events can be timely and perfectly remedied, and the economic benefit of restaurants is improved.

2. The flow path of the gas in the main valve body 10 is that the gas enters from the gas inlet 12, and after impurities are filtered by the filter screen 14 on the gas inlet 12, the gas passes through the valve port 15 and the gas outlet 13 in sequence.

3. The telescopic rod 22 drives the sealing element 21 and enables the sealing element 21 to seal the valve port 15 so as to control the circulation and disconnection of the fuel gas inside the main valve body 10.

4. Rotating the panic switch assembly 30 and ejecting the seal 21 from the opposite direction allows the valve port 15 to reopen, so as to better guarantee the gas circulation.

5. The emergency switch assembly 30 is operated by rotating and pressing the torsion sleeve 33 to enable the push rod 32 to slide in the mounting part 31, at this time, the safety gap 34 between the push rod 32 and the sealing part 21 gradually narrows until the push rod 32 pushes against the sealing part 21, and the torsion sleeve 33 is continuously rotated, at this time, the push rod 32 gradually pushes up the sealing part 21, and the gas continuously passes through the valve port 15 and circulates to the gas outlet 13.

6. The torsion sleeve 33 is fixed by anaerobic adhesive, preventing the slipping phenomenon when the torsion sleeve 33 is rotated.

7. After the push rod 32 pushes up the sealing element 21, the push rod 32 is arranged on the mounting part 31 through the sealing rubber ring 50 in an interference fit manner, so that the sealing element 21 is prevented from automatically resetting to close the valve port 15, and the stability of the emergency switch assembly 30 in controlling the on-off of the fuel gas flowing inside the main valve body 10 is further improved.

The above are only specific embodiments of the present invention, and the protection scope of the present invention is not limited thereby; any replacement and improvement made on the basis of not violating the conception of the utility model belong to the protection scope of the utility model.

Claims

1. A gas switching valve comprising:

the main valve body is used for circulating fuel gas, and the interior of the main valve body is hollow and forms a channel;

the self-priming electromagnetic valve is used for automatically controlling the on-off of the gas flowing in the main valve body and is arranged on the main valve body;

the gas switching valve is characterized by further comprising an emergency switch assembly, wherein the emergency switch assembly is used for emergently and manually adjusting the on-off of gas flowing inside the main valve body, and the emergency switch assembly is installed on the main valve body.

2. The gas switching valve according to claim 1, wherein said main valve body has an inlet and an outlet, said inlet is fixedly mounted with a filter screen for filtering impurities, and a valve port is provided between said inlet and said outlet.

3. The gas switching valve according to claim 2, wherein said passages communicate with each other in the direction of the inlet, the port and the outlet and penetrate the main valve body.

4. The gas switching valve according to claim 2, wherein said self-priming solenoid valve comprises a sealing member and a telescopic rod, said sealing member is mounted on the telescopic rod, and the sealing member is located opposite to said valve port.

5. The gas switching valve according to any one of claims 1 to 4, wherein the emergency switch assembly is installed on the main valve body in a direction opposite to that of the self-priming solenoid valve.

6. The gas switching valve according to claim 4, wherein the emergency switch assembly comprises a mounting member, a push rod and a torsion sleeve, the mounting member is in threaded connection with the main valve body, the push rod is opposite to the sealing member, a safety gap is provided between the push rod and the sealing member, the push rod is provided with a sealing groove for sealing, the push rod is matched with the mounting member, and the torsion sleeve is fixedly sleeved on the push rod.

7. The gas switch valve of claim 6, further comprising an anaerobic adhesive, wherein the torsion sleeve is fixed by adhesion and sleeved on the top rod through the anaerobic adhesive.

8. The gas switching valve of claim 6, wherein said emergency switch assembly further comprises a sealing rubber ring disposed on said sealing groove, said stem being in interference fit with said mounting member via said sealing rubber ring.