CN210197360U - Safety fire cut-off device for gas stove - Google Patents
Safety fire cut-off device for gas stove Download PDFInfo
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- CN210197360U CN210197360U CN201921034307.8U CN201921034307U CN210197360U CN 210197360 U CN210197360 U CN 210197360U CN 201921034307 U CN201921034307 U CN 201921034307U CN 210197360 U CN210197360 U CN 210197360U
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- electromagnetic valve
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Abstract
A safe fire cut-off device of a gas stove relates to the technical field of auxiliary equipment of the gas stove, the gas outlet end of a gas supply device is connected with a gas hole of a fire cover through a fire cut-off pipe component, and a first electromagnetic valve is fixedly arranged on the fire cut-off pipe component; an electric cabinet is fixedly arranged on the wall at the lower side of the cooking bench, and a first electromagnetic valve is connected with a power supply in the electric cabinet; the air outlet pipe is connected with an air guide pipe through a three-way joint, a second electromagnetic valve is fixedly arranged on the air outlet pipe on the upper side of the three-way joint, a third electromagnetic valve is fixedly arranged on the air guide pipe, an air bottle is fixedly arranged on the ground on the right side of the fan, and the bottom end of the air guide pipe is fixedly inserted at the inner bottom of the air bottle; liquid carbon dioxide is arranged in the gas cylinder; the flame detector is fixedly arranged on the left side inside the hearth, so that when empty burning or deflagration of food in the boiler occurs, a fire source at a gas outlet can be effectively eliminated, explosion accidents caused by tempering of a gas stove are avoided, and the overall safety performance of the device is improved.
Description
Technical Field
The utility model relates to a gas-cooker auxiliary assembly technical field, concretely relates to gas-cooker safe device of cutting off fire.
Background
The gas stove is a kitchen utensil which is heated by direct fire by using gas fuels such as liquefied petroleum gas, artificial gas, natural gas and the like; gas stoves are mainly classified into liquefied gas stoves, and natural gas stoves, according to the source of the gas; according to the range, the range is divided into a single range, a double range and a multi-range; the gas stove is widely used, and accordingly, because the number of fire disasters caused by the fact that users do not pay attention to fire safety in the using and maintaining processes is increasing day by day, fire sources are usually difficult to extinguish at the first time, so that the possibility of explosion of the gas stove is suddenly increased, and great potential safety hazards exist, and therefore a safe fire breaking device for the gas stove is urgently needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to prior art's defect and not enough, provide a reasonable in design's gas-cooker safety device of cutting off fire, can take place empty fever or when food takes place deflagration in the pot, the effectual burning things which may cause the gas export of burning gas eliminates, avoids the gas-cooker tempering to cause the explosion accident, has increased the holistic security performance of device, and the practicality is stronger.
In order to achieve the above purpose, the utility model adopts the following technical proposal: it comprises a cooking bench, a hearth, a fire cover, a gas supply device and a fan; a hearth is fixedly embedded in the middle of the upper side of the cooking bench, the upper part of the hearth is exposed out of the upper side of the cooking bench, a fire cover is fixedly arranged in the middle of the hearth, and a pulse igniter is fixedly arranged in the middle of the fire cover; a switch is rotatably arranged on the front side wall of the cooking bench and is connected with the pulse igniter; the bottom of the cooking bench is fixedly provided with a fan, an air inlet of the fan is communicated with external air, an air outlet of the fan is connected with an air outlet pipe, and the air outlet pipe is communicated with the lower side of the fire cover; the bottom of the cooking bench on the left side of the fan is fixedly provided with an air supply device, and the air inlet end of the air supply device is connected with an external air source; the device also comprises a fire-breaking pipe assembly, a first electromagnetic valve, a second electromagnetic valve, a third electromagnetic valve, a three-way joint and a gas cylinder; the gas outlet end of the gas supply device is connected with the gas hole of the fire cover through a fire-breaking pipe assembly, and a first electromagnetic valve is fixedly arranged on the fire-breaking pipe assembly; an electric cabinet is fixedly arranged on the wall at the lower side of the cooking bench, and a first electromagnetic valve is connected with a power supply in the electric cabinet; the air outlet pipe is connected with an air guide pipe through a three-way joint, a second electromagnetic valve is fixedly arranged on the air outlet pipe at the upper side of the three-way joint, and a third electromagnetic valve is fixedly arranged on the air guide pipe; the second electromagnetic valve and the third electromagnetic valve are connected with a power supply in the electric cabinet, a gas cylinder is fixedly arranged on the ground on the right side of the fan, and the bottom end of the gas guide pipe is fixedly inserted at the inner bottom of the gas cylinder; liquid carbon dioxide is arranged in the gas cylinder; a flame detector is fixedly arranged on the left side inside the hearth and is connected with a power supply in the electric cabinet.
Furthermore, a magnetic disc is arranged inside the fire cover, the magnetic disc is of a concave annular structure, and corrugations are fixedly arranged on the inner concave surface and the side wall of the magnetic disc.
Further, the flame-out pipe component comprises a special gas pipe and thermoplastic fibers; the gas outlet of the gas supply device and the gas hole of the fire cover are fixedly connected with a special gas pipe, the inner side wall of the special gas pipe is fixedly provided with thermoplastic fibers, and the thermoplastic fibers on the opposite surfaces are arranged in an intersecting manner.
Furthermore, a heat-shrinkable tube is inserted into the special gas pipe, and thermoplastic fibers are fixedly arranged on the inner side wall of the heat-shrinkable tube.
Furthermore, an alloy hollow pipe is fixedly attached to the inner side wall of the heat shrink tube, and the thermoplastic fibers penetrate through the alloy hollow pipe.
After the structure is adopted, the beneficial effects of the utility model are that: a gas-cooker safety device that breaks off fire, can take place empty fever or when food takes place deflagration in the pot, effectually eliminate the burning things which may cause the explosion accident with the burning gas export, avoid the gas-cooker tempering, increased the holistic security performance of device, the practicality is stronger, the utility model has the advantages of set up rationally, the cost of manufacture low.
Description of the drawings:
fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a schematic view of the internal structure of the inventive cutoff assembly.
Fig. 4 is a schematic structural view of the alloy hollow pipe of the present invention.
Description of reference numerals:
the device comprises a cooking bench 1, a hearth 2, a fire cover 3, a gas supply device 4, a fan 5, a pulse igniter 6, a switch 7, an air outlet pipe 8, a fire breaking pipe assembly 9, a special gas pipe 9-1, thermoplastic fibers 9-2, a heat shrinkable pipe 9-3, alloy hollow pipes 9-4, a first electromagnetic valve 10, an electric cabinet 11, a three-way joint 12, a gas guide pipe 13, a second electromagnetic valve 14, a third electromagnetic valve 15, a gas cylinder 16, liquid carbon dioxide 17, a flame detector 18 and a magnetic disk 19.
The specific implementation mode is as follows:
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 to 4, the following technical solutions are adopted in the present embodiment: the device comprises a cooking bench 1, a hearth 2, a fire cover 3, a gas supply device 4 and a fan 5; a hearth 2 is fixedly embedded in the middle of the upper side of the cooking bench 1, the upper part of the hearth 2 is exposed on the upper side of the cooking bench 1, a fire cover 3 is fixedly arranged in the middle of the hearth 2 through bolts, and a pulse igniter 6 is fixedly arranged in the middle of the fire cover 3; a switch 7 is rotatably arranged on the front side wall of the cooking bench 1, and the switch 7 is connected with the pulse igniter 6, so that the cooking range is conveniently ignited; the bottom of the cooking bench 1 is fixedly provided with a fan 5, the fan 5 adopts a mute fan 5 of dpt10-35b type, an air inlet of the fan 5 is communicated with the outside air, an air outlet of the fan 5 is connected with an air outlet pipe 8, and the air outlet pipe 8 is communicated with the lower side of the fire cover 3; the bottom of the cooking bench 1 on the left side of the fan 5 is fixedly provided with an air supply device 4 through a bolt, and the air inlet end of the air supply device 4 is connected with an external air source; the gas-insulated fire-extinguishing device also comprises a fire-extinguishing pipe component 9, a first electromagnetic valve 10, a second electromagnetic valve 14, a third electromagnetic valve 15, a three-way joint 12 and a gas cylinder 16; the gas outlet end of the gas supply device 4 is connected with the gas hole of the fire cover 3 through a fire-breaking pipe assembly 9, and a first electromagnetic valve 10 is fixedly arranged on the fire-breaking pipe assembly 9 through a bolt and a flange; an electric cabinet 11 is fixedly arranged on the wall on the lower side of the cooking bench 1 through bolts, a power supply and a controller are arranged inside the electric cabinet 11, and a first electromagnetic valve 10 is connected with the power supply in the electric cabinet 11; the air outlet pipe 8 is connected with an air guide pipe 13 through a three-way joint 12, a second electromagnetic valve 14 is fixedly arranged on the air outlet pipe 8 at the upper side of the three-way joint 12 through bolts and flanges, and a third electromagnetic valve 15 is fixedly arranged on the air guide pipe 13; the second electromagnetic valve 14 and the third electromagnetic valve 15 are connected with a power supply inside the electric cabinet 11, a gas cylinder 16 is fixedly arranged on the ground on the right side of the fan 5, and the bottom end of the gas guide pipe 13 is fixedly inserted at the inner bottom of the gas cylinder 16; liquid carbon dioxide 17 is arranged in the gas cylinder 16; a flame detector 18 is fixedly arranged on the left side inside the hearth 2, the flame detector 18 adopts an ultraviolet-infrared composite detector, the flame detector 18 is connected with a power supply in the electric cabinet 11, when the numerical value of flame detected by the flame detector 18 exceeds the upper limit of a set value, the first electromagnetic valve 10 and the second electromagnetic valve 14 are closed, and the third electromagnetic valve 15 is opened to extinguish fire.
Further, the magnetic disc 19 is arranged inside the fire cover 3, the magnetic disc 19 is of a concave annular structure, and the concave surface and the side wall of the magnetic disc 19 are both fixedly provided with ripples, so that the fire can conveniently jump out, and the energy-saving and silencing effect is achieved.
Further, the flame-out tube assembly 9 comprises a gas special tube 9-1 and thermoplastic fibers 9-2; a special gas pipe 9-1 is fixedly connected between the gas outlet of the gas supply device 4 and the gas hole of the fire cover 3, the special gas pipe 9-1 has the advantages of heat insulation and flame retardance, thermoplastic fibers 9-2 are fixedly arranged on the inner side wall of the special gas pipe 9-1, the thermoplastic fibers 9-2 on the opposite surfaces are arranged in a mutually crossed mode, and the melting point of the thermoplastic fibers 9-2 is 90-120 degrees.
Furthermore, a heat-shrinkable tube 9-3 is inserted into the gas special tube 9-1, and thermoplastic fibers 9-2 are fixedly arranged on the inner side wall of the heat-shrinkable tube 9-3.
Further, an alloy hollow pipe 9-4 is fixedly attached to the inner side wall of the heat shrinkable tube 9-3, the thermoplastic fiber 9-2 penetrates through the alloy hollow pipe 9-4, the alloy hollow pipe 9-4 is a nickel-titanium alloy pipe which is a memory alloy, and meanwhile, when the heat shrinkable tube 9-3 shrinks under heat, the alloy hollow pipe 9-4 shrinks in a matching manner.
The working principle of the specific embodiment is as follows: when the device is used for cooking, the first electromagnetic valve 10 is opened through the electric cabinet 11, the gas supply device 4 feeds gas to be conveyed to the middle part of the fire cover 3, the switch 7 is opened, the pulse igniter 6 ignites the gas to heat the bottom of a pot, when accidental deflagration occurs and the numerical value of flame detected by the flame detector 18 exceeds the upper limit of a set value, the first electromagnetic valve 10 and the second electromagnetic valve 14 are closed, the third electromagnetic valve 15 is opened, liquid carbon dioxide 17 is gasified, the pressure of the gas cylinder 16 is increased, the carbon dioxide is conveyed to the position of the fire cover 3 from the gas guide pipe 13, and the outlet of the fire-breaking pipe assembly 9 is extinguished to break the fire from the root; when the first electromagnetic valve 10 fails to close gas and backfire occurs, the diameter of the heat shrinkable tube 9-3 is rapidly reduced, and the thermoplastic fibers 9-2 are heated by high-temperature flame to melt and block the gas outlet of the gas supply device 4.
After adopting above-mentioned structure, this embodiment's beneficial effect is as follows: this embodiment a gas-cooker safety device of cutting off fire, can take place empty fever or when food takes place deflagration in the pot, the effectual burning things which may cause the gas export of will burn eliminates, avoids the gas-cooker tempering to cause the explosion accident, has increased the holistic security performance of device, and the practicality is stronger, the utility model has the advantages of it is reasonable to set up, the cost of manufacture low.
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 or portions thereof without departing from the spirit and scope of the invention.
Claims (5)
1. A safe flame cut-off device of a gas stove comprises a cooking bench (1), a hearth (2), a flame cover (3), a gas supply device (4) and a fan (5); a hearth (2) is fixedly embedded in the middle of the upper side of the cooking bench (1), the upper part of the hearth (2) is exposed out of the upper side of the cooking bench (1), a fire cover (3) is fixedly arranged in the middle of the hearth (2), and a pulse igniter (6) is fixedly arranged in the middle of the fire cover (3); a switch (7) is rotatably arranged on the front side wall of the cooking bench (1), and the switch (7) is connected with the pulse igniter (6); a fan (5) is fixedly arranged at the bottom of the cooking bench (1), an air inlet of the fan (5) is communicated with external air, an air outlet of the fan (5) is connected with an air outlet pipe (8), and the air outlet pipe (8) is communicated with the lower side of the fire cover (3); the bottom of the cooking bench (1) on the left side of the fan (5) is fixedly provided with an air supply device (4), and the air inlet end of the air supply device (4) is connected with an external air source; the method is characterized in that: the gas-insulated fire-extinguishing device also comprises a fire-extinguishing pipe component (9), a first electromagnetic valve (10), a second electromagnetic valve (14), a third electromagnetic valve (15), a three-way joint (12) and a gas cylinder (16); the gas outlet end of the gas supply device (4) is connected with the gas hole of the fire cover (3) through a fire-breaking pipe component (9), and a first electromagnetic valve (10) is fixedly arranged on the fire-breaking pipe component (9); an electric cabinet (11) is fixedly arranged on the wall at the lower side of the cooking bench (1), and a first electromagnetic valve (10) is connected with a power supply in the electric cabinet (11); the air outlet pipe (8) is connected with an air guide pipe (13) through a three-way joint (12), a second electromagnetic valve (14) is fixedly arranged on the air outlet pipe (8) at the upper side of the three-way joint (12), and a third electromagnetic valve (15) is fixedly arranged on the air guide pipe (13); the second electromagnetic valve (14) and the third electromagnetic valve (15) are connected with a power supply inside the electric cabinet (11), a gas cylinder (16) is fixedly arranged on the ground on the right side of the fan (5), and the bottom end of the gas guide pipe (13) is fixedly inserted into the inner bottom of the gas cylinder (16); liquid carbon dioxide (17) is arranged in the gas cylinder (16); a flame detector (18) is fixedly arranged on the left side inside the hearth (2), and the flame detector (18) is connected with a power supply in the electric cabinet (11).
2. The safety fire cut-off device for the gas stove as claimed in claim 1, wherein: the magnetic disk (19) is arranged inside the fire cover (3), the magnetic disk (19) is of a concave annular structure, and the concave surface and the side wall of the magnetic disk (19) are fixedly provided with ripples.
3. The safety fire cut-off device for the gas stove as claimed in claim 1, wherein: the flame-out pipe assembly (9) comprises a special gas pipe (9-1) and thermoplastic fibers (9-2); a special gas pipe (9-1) is fixedly connected between the gas outlet of the gas supply device (4) and the gas hole of the fire cover (3), thermoplastic fibers (9-2) are fixedly arranged on the inner side wall of the special gas pipe (9-1), and the thermoplastic fibers (9-2) on the opposite surfaces are arranged in a mutually crossed manner.
4. A safety fire-breaking device for gas range as claimed in claim 3, wherein: a heat-shrinkable tube (9-3) is inserted in the special gas tube (9-1), and thermoplastic fibers (9-2) are fixedly arranged on the inner side wall of the heat-shrinkable tube (9-3).
5. The safety fire cut-off device for the gas stove as claimed in claim 4, wherein: an alloy hollow pipe (9-4) is fixedly attached to the inner side wall of the heat shrinkable pipe (9-3), and the thermoplastic fiber (9-2) penetrates through the alloy hollow pipe (9-4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921034307.8U CN210197360U (en) | 2019-07-04 | 2019-07-04 | Safety fire cut-off device for gas stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921034307.8U CN210197360U (en) | 2019-07-04 | 2019-07-04 | Safety fire cut-off device for gas stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210197360U true CN210197360U (en) | 2020-03-27 |
Family
ID=69869130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921034307.8U Expired - Fee Related CN210197360U (en) | 2019-07-04 | 2019-07-04 | Safety fire cut-off device for gas stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210197360U (en) |
-
2019
- 2019-07-04 CN CN201921034307.8U patent/CN210197360U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200327 Termination date: 20210704 |