CN111964106A

CN111964106A - Gas stove capable of preventing gas leakage

Info

Publication number: CN111964106A
Application number: CN202010911151.8A
Authority: CN
Inventors: 高兴高
Original assignee: Zhuji Taipu Kitchen Technology Co ltd
Current assignee: Zhuji Taipu Kitchen Technology Co ltd
Priority date: 2020-09-02
Filing date: 2020-09-02
Publication date: 2020-11-20

Abstract

The invention discloses a gas cooker for preventing gas leakage; comprises a main box body, a combustion chamber with an upward opening is arranged in the main box body, a coal gas plugging chamber is arranged at the lower side of the combustion chamber, a coal gas output pipe which extends upwards into the combustion chamber is fixedly connected in the upper end wall of the coal gas plugging chamber, a coal gas output chamber is arranged in the coal gas output pipe in a vertically through manner, the coal gas output chamber is downwards communicated with the coal gas plugging chamber, an igniter is fixedly connected on the upper end surface of the coal gas output pipe, two briquetting chambers which have upward openings and are bilaterally symmetrical by taking the combustion chamber as a center are arranged in the main box body, when a, the lifting seat 35 of the cooker can be lifted, so that the cooker can be far away from the fire source when the water is boiled, the boiling is reduced, the time for the user to respond to the fire-off is reserved, if the water in the cooker is boiled again until the fire source is extinguished, the device can automatically close the gas delivery channel, thereby preventing unburned gas in the gas tank from leaking to the environment and greatly reducing the risk of gas poisoning of a user.

Description

Gas stove capable of preventing gas leakage

Technical Field

The invention relates to the technical field of burners, in particular to a gas stove capable of preventing gas leakage.

Background

The gas stove is very general in people's daily life, and present gas stove is when carrying out daily use such as boiling water, if the user is not present, the phenomenon that overflows after the water boiling appears easily, and the boiling water that overflows if put out the fire source of gas stove, then can lead to the coal gas leakage, leads to having certain potential safety hazard, and long-time coal gas leakage still has the possibility that leads to user's coal gas poisoning simultaneously.

Disclosure of Invention

Aiming at the technical defects, the invention provides the gas cooker capable of preventing gas leakage, which can overcome the defects.

The invention relates to a gas stove for preventing gas leakage, which comprises a main box body, wherein a combustion cavity with an upward opening is arranged in the main box body, a gas blocking cavity is arranged at the lower side of the combustion cavity, a gas output pipe which extends upwards into the combustion cavity is fixedly connected in the upper end wall of the gas blocking cavity, a gas output cavity is vertically arranged in the gas output pipe in a through way, the gas output cavity is downwards communicated with the gas blocking cavity, the upper end surface of the gas output pipe is fixedly connected with an igniter, two briquetting cavities which have upward openings and are bilaterally symmetrical by taking the combustion cavity as a center are arranged in the main box body, a briquetting is connected in the briquetting cavity in a sliding fit manner, a briquetting magnet is fixedly connected in the surface of the side end close to the combustion cavity, a water drain pipe which has an opening towards the direction far away from the side of, the briquetting with fixedly connected with briquetting spring between the terminal wall under the briquetting chamber, the briquetting chamber is close to intercommunication is equipped with the slip magnet chamber in the burning chamber side end wall, slip magnet intracavity sliding fit be connected with the slip magnet that briquetting magnet corresponds, slip magnet is close to burning chamber side end face with the slip magnet chamber is close to fixedly connected with slip magnet spring between the burning chamber side end wall, slip magnet is close to slip magnet side end face fixedly connected with slip magnet stay cord, be equipped with in the main tank with the burning chamber is the annular rack chamber of central annular setting.

On the basis of the technical scheme, two lifting nut cavities which are bilaterally symmetrical by taking the combustion cavity as a center are communicated and arranged at the inner side of the annular rack cavity, a lifting seat sliding rod cavity which extends upwards and penetrates through the lifting nut cavity to the opening upwards is arranged in the lower end wall of the lifting nut cavity, a lifting seat sliding rod is connected in the lifting seat sliding rod cavity in a sliding fit manner, a lifting seat nut which is in running fit with the lifting nut cavity is connected on the lifting seat sliding rod in a threaded fit manner, an annular rack cavity which is in running fit and is arranged by taking the combustion cavity as a center and is meshed with the lifting seat nut is connected in the annular rack cavity in a rotating fit manner, a gas input pipe which is fixedly connected with the main box body is fixedly connected in the left end wall of the gas blocking cavity, a gas input cavity which is communicated with the gas blocking cavity rightwards is arranged in the gas input pipe, and a blocking, the coal gas is provided with a coal gas.

On the basis of the technical scheme, a plugging nut which is in running fit with the plugging nut cavity is connected to the plugging slide rod in a threaded fit manner, a plugging gear cavity is communicated with the rear side of the plugging nut cavity, a belt cavity is arranged on the lower side of the plugging gear cavity, a tensioning wheel cavity is communicated with the upper side of the belt cavity, a pulley shaft which extends downwards into the belt cavity and extends upwards into the plugging gear cavity is connected to the lower end wall of the plugging gear cavity in a running fit manner, a plugging gear which is meshed with the plugging nut is fixedly connected to the upper end of the pulley shaft, a plugging driven pulley is fixedly connected to the lower end of the pulley shaft, a tensioning wheel shaft is fixedly connected to the upper end wall of the tensioning wheel cavity, a sliding shaft sleeve is connected to the tensioning wheel shaft in a running fit manner, a tensioning wheel is connected to the sliding shaft sleeve in a running fit manner, and a tensioning wheel is, the upper end face of the sliding shaft sleeve is fixedly connected with a weight pull rope, and the front side of the combustion cavity is provided with a weight sliding cavity which is positioned between the annular rack cavity and the combustion cavity.

On the basis of the technical scheme, the weight sliding cavity is connected with a weight in a sliding fit manner, a memory spring is fixedly connected between the upper end surface of the weight and the upper end wall of the weight sliding cavity, the other end of the weight stay cord is fixedly connected with the lower end surface of the weight, the rear side of the annular rack cavity is communicated with a lifting gear cavity, the lower side of the lifting gear cavity is provided with an end gear cavity, the end gear cavity is positioned on the upper side of the belt cavity, the lower end wall of the lifting gear cavity is connected with a lifting gear shaft which extends downwards into the end gear cavity and upwards into the lifting gear cavity in a rotating fit manner, the tail end of the upper side of the lifting gear shaft is fixedly connected with a lifting gear meshed with the annular rack, the tail end of the lower side of the lifting gear shaft is fixedly connected with lifting end teeth, and, fixedly connected with upwards extends to run through on the motor up end the belt chamber extremely the motor shaft in the face gear intracavity, fixedly connected with is located on the motor shaft the shutoff driving pulley of belt intracavity.

On the basis of the technical scheme, a belt is connected between the plugging driving belt wheel and the plugging driven belt wheel in a power fit manner, a sliding sleeve seat is connected in the end surface gear cavity in a sliding fit manner, a sliding sleeve rotating cavity with an upward opening is arranged in the sliding sleeve seat, a motor shaft sliding cavity with a downward opening is communicated with the lower side of the sliding sleeve rotating cavity, the motor shaft penetrates through the motor shaft sliding cavity, an end surface tooth sliding sleeve which is connected with the sliding sleeve rotating cavity in a rotating fit manner is connected on the motor shaft in a spline fit manner, the end surface tooth sliding sleeve is positioned on the lower side of the lifting end surface tooth, the end on the upper side of the end surface tooth sliding sleeve is fixedly connected with a sliding end surface tooth which can be meshed with the lifting end surface tooth, the other end of the sliding magnet pull rope is fixedly connected with the lower end surface of the sliding sleeve seat, and a sliding sleeve seat, the upper end face of the lifting seat sliding rod is fixedly connected with a cooker lifting seat which is annularly arranged by taking the combustion chamber as a center.

The invention has the beneficial effects that: when a user boils water, the cooker lifting seat 35 can be lifted, so that the cooker can be far away from a fire source when the water boils, the boiling is reduced, the time for the user to respond to fire shutoff is reserved, and if the water in the cooker boils again until the fire source is extinguished, the device can automatically close the coal gas conveying channel, thereby preventing unburned coal gas in the coal gas tank from leaking to the environment, and greatly reducing the risk of coal gas poisoning of the user.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

Fig. 1 is a schematic structural view of a gas range for preventing gas leakage according to the present invention;

FIG. 2 is a schematic sectional view taken along the line A-A in FIG. 1;

FIG. 3 is a schematic sectional view taken along line B-B in FIG. 1;

fig. 4 is an enlarged schematic view of the structure at C in fig. 2.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations and/or steps that are mutually exclusive.

The invention will now be described in detail with reference to fig. 1-4, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

As shown in fig. 1-4, the gas cooker for preventing gas leakage of the present invention comprises a main case 10, a combustion chamber 13 with an upward opening is provided in the main case 10, a gas blocking chamber 24 is provided at a lower side of the combustion chamber 13, a gas outlet pipe 67 extending upward into the combustion chamber 13 is fixedly connected in an upper end wall of the gas blocking chamber 24, a gas outlet chamber 68 is vertically penetrated in the gas outlet pipe 67, the gas outlet chamber 68 is downward communicated with the gas blocking chamber 24, an igniter 14 is fixedly connected to an upper end surface of the gas outlet pipe 67, two pressing block chambers 34 with upward openings and left-right symmetrical about the combustion chamber 13 are provided in the main case 10, a pressing block 11 is slidably connected in the pressing block chamber 34, a pressing block magnet 12 is fixedly connected in a side surface of the pressing block 11 close to the combustion chamber 13, and a pressing block magnet 12 is fixedly connected in a side surface of the pressing block 11 far from the combustion chamber 13, an opening is provided in a wall of The water drain pipe 32 is characterized in that a briquetting spring 33 is fixedly connected between the briquetting 11 and the lower end wall of the briquetting cavity 34, a sliding magnet cavity 21 is communicated and arranged in the briquetting cavity 34 close to the side end wall of the combustion cavity 13, a sliding magnet 20 corresponding to the briquetting magnet 12 is connected in the sliding magnet cavity 21 in a sliding fit manner, the sliding magnet 20 is close to the side end face of the combustion cavity 13 and close to a sliding magnet spring 22 fixedly connected between the side end walls of the combustion cavity 13 and the sliding magnet cavity 21, the sliding magnet 20 is close to the side end face of the sliding magnet 20 and fixedly connected with a sliding magnet pull rope 23, and an annular rack cavity 18 which is annularly arranged by taking the combustion cavity 13 as a center is arranged in the main box body 10.

In addition, in one embodiment, two lifting nut cavities 57 which are bilaterally symmetrical with the combustion cavity 13 as the center are arranged inside the annular rack cavity 18 in a communicating manner, a lifting seat slide rod cavity 15 which extends upwards and penetrates through the lifting nut cavity 57 to open upwards is arranged in the lower end wall of the lifting nut cavity 57, a lifting seat slide rod 16 is connected in the lifting seat slide rod cavity 15 in a sliding fit manner, a lifting seat nut 17 which is in running fit with the lifting nut cavity 57 is connected on the lifting seat slide rod 16 in a threaded fit manner, an annular rack cavity 18 which is annularly arranged with the combustion cavity 13 as the center and is meshed with the lifting seat nut 17 is connected in the annular rack cavity 18 in a rotating fit manner, a gas input pipe 31 which is fixedly connected with the main box body 10 is fixedly connected in the left end wall of the gas blocking cavity 24, a gas input cavity 69 which is communicated with the gas blocking cavity 24 rightwards is arranged in the gas input pipe 31, the coal gas sealing device is characterized in that a sealing nut cavity 27 is arranged on the lower side of the coal gas sealing cavity 24, a sealing slide rod cavity 29 which extends upwards to penetrate through the sealing nut cavity 27 to an opening and is communicated with the coal gas sealing cavity 24 is arranged on the lower side of the sealing nut cavity 27, a sealing slide rod 30 is connected in the sealing slide rod cavity 29 in a sliding fit mode, a sealing slide block 26 is fixedly connected to the upper end face of the sealing slide rod 30, and a sealing rubber block 25 is fixedly connected to the upper end face of the sealing slide block 26.

In addition, in one embodiment, the plugging slide rod 30 is connected with a plugging nut 28 in a threaded fit manner, the plugging nut cavity 27 is in a communicating manner with a plugging gear cavity 52 at the rear side, a belt cavity 48 is arranged at the lower side of the plugging gear cavity 52, a tensioning pulley cavity 43 is arranged at the upper side of the belt cavity 48 in a communicating manner, a pulley shaft 51 extending downwards into the belt cavity 48 and upwards into the plugging gear cavity 52 is connected in a rotating fit manner at the lower end wall of the plugging gear cavity 52, a plugging gear 53 engaged with the plugging nut 28 is fixedly connected at the upper end of the pulley shaft 51, a plugging driven pulley 50 is fixedly connected at the lower end of the pulley shaft 51, a tensioning pulley shaft 47 is fixedly connected at the upper end wall of the tensioning pulley cavity 43, a sliding shaft sleeve 42 is connected on the tensioning shaft 47 in a sliding fit manner, and a tensioning pulley 41 is connected on the sliding shaft sleeve 42 in a rotating fit, a tension wheel spring 40 is fixedly connected between the sliding shaft sleeve 42 and the upper end wall of the tension wheel cavity 43, a weight pull rope 54 is fixedly connected to the upper end surface of the sliding shaft sleeve 42, and a weight sliding cavity 36 located between the annular rack cavity 18 and the combustion cavity 13 is arranged on the front side of the combustion cavity 13.

In addition, in one embodiment, a weight 55 is connected to the weight sliding cavity 36 in a sliding fit manner, a memory spring 56 is fixedly connected between the upper end surface of the weight 55 and the upper end wall of the weight sliding cavity 36, the other end of the weight pulling rope 54 is fixedly connected with the lower end surface of the weight 55, the rear side of the annular gear cavity 18 is communicated with a lifting gear cavity 37, a face gear cavity 39 is arranged on the lower side of the lifting gear cavity 37, the face gear cavity 39 is arranged on the upper side of the belt cavity 48, a lifting gear shaft 58 which extends downwards into the face gear cavity 39 and upwards extends into the lifting gear cavity 37 is connected to the lower end wall of the lifting gear cavity 37 in a rotating fit manner, a lifting gear 38 meshed with the annular gear rack 19 is fixedly connected to the upper end of the lifting gear shaft 58, and lifting face teeth 59 are fixedly connected to the lower end of the lifting, the lower side of the belt cavity 48 is provided with a motor 46 fixedly connected with the main box body 10, the upper end face of the motor 46 is fixedly connected with a motor shaft 45 which extends upwards and penetrates through the belt cavity 48 to the end face gear cavity 39, and the motor shaft 45 is fixedly connected with a blocking driving pulley 44 which is positioned in the belt cavity 48.

In addition, in one embodiment, a belt 49 is connected between the blocking driving pulley 44 and the blocking driven pulley 50 in a power fit manner, a sliding sleeve seat 63 is connected in the end face gear cavity 39 in a sliding fit manner, a sliding sleeve rotating cavity 66 with an upward opening is arranged in the sliding sleeve seat 63, a motor shaft sliding cavity 65 with a downward opening is communicated with the lower side of the sliding sleeve rotating cavity 66, the motor shaft 45 penetrates through the motor shaft sliding cavity 65, an end face tooth sliding sleeve 61 connected with the sliding sleeve rotating cavity 66 in a rotating fit manner is connected to the motor shaft 45 in a spline fit manner, the end face tooth sliding sleeve 61 is positioned at the lower side of the lifting end face tooth 59, a sliding end face tooth 60 capable of being meshed with the lifting end face tooth 59 is fixedly connected to the upper end of the end face tooth sliding sleeve 61, and the other end of the sliding magnet pull rope 23 is fixedly connected with the lower end face, the sliding sleeve seat 63 and the lower end wall of the end face gear cavity 39 are fixedly connected with a sliding sleeve seat spring 64, and the upper end face of the lifting seat sliding rod 16 is fixedly connected with a cooker lifting seat 35 which is annularly arranged by taking the combustion cavity 13 as a center.

The applicant will specifically describe a gas leakage prevention gas range of the present application with reference to fig. 1 to 4 and the above description: in the initial state, the pressing block 11 is positioned on the upper side of the drain pipe 32 under the action of the elastic force of the pressing block spring 33, the lower end face of the cooker lifting seat 35 is attached to the upper end face of the main box body 10, the lower end face of the blocking slide block 26 is close to the lower end wall of the gas blocking cavity 24, the blocking rubber block 25 is positioned on the lower side of the gas input pipe 31, the sliding magnet 20 is away from the sliding magnet cavity 21 and close to the side end wall of the combustion cavity 13 under the action of the elastic force of the sliding magnet spring 22, so that the side end face of the sliding magnet 20, which is away from the combustion cavity 13, is flush with the side end wall of the pressing block cavity 34, which is close to the combustion cavity 13, the sliding magnet pull rope 23 is pulled, the memory spring 56 is pulled under the action of the gravity of the weight 55, the lower end face of the weight 55 is attached to the lower end wall of the weight sliding cavity 36, the sliding shaft sleeve, downward movement against the spring force of the sliding sleeve seat spring 64 causes the face teeth sliding sleeve 61 to move downward, thereby bringing the sliding face teeth 60 out of engagement with the raised face teeth 59; when the gas cooker is started to work, gas enters the gas blocking cavity 24 from the gas input cavity 69, and is transmitted to the igniter 14 through the gas output cavity 68 to be ignited, so that the temperature in the combustion cavity 13 rises, the memory spring 56 is heated and returns to a compressed state, the weight 55 is pulled to move upwards by overcoming the self gravity, the weight pull rope 54 is pulled, the sliding shaft sleeve 42 moves upwards by overcoming the elastic force of the tension pulley spring 40, the tension pulley 41 is driven to move upwards, the memory spring is retracted into the tension pulley cavity 43, the belt 49 is in a relaxed state, the motor 46 is started at the moment, the motor shaft 45 is driven to rotate, the blocking driving belt wheel 44 is driven to rotate, and the belt 49 is in the relaxed state, so that the blocking driving belt wheel 44 cannot rotate through the belt 49 to drive the blocking driven belt wheel 50 to rotate; when the water in the cooker on the upper side of the cooker lifting seat 35 boils and overflows, the water flows into the pressing block cavity 34, when the upper side of the pressing block 11 is filled with water, the pressing block 11 moves downwards due to the gravity of the water, the pressing block spring 33 is compressed, and when the pressing block magnet 12 is contacted with the sliding magnet 20, the pressing block magnet 12 repels the sliding magnet 20, so that the sliding magnet 20 moves towards the side close to the combustion cavity 13, the sliding magnet spring 22 is compressed, the sliding magnet pull rope 23 is loosened, so that the sliding sleeve seat 63 moves upwards under the elastic force of the sliding sleeve seat spring 64, the end surface tooth sliding sleeve 61 is driven to move upwards, the sliding end surface tooth 60 moves upwards to be meshed with the lifting end surface tooth 59, and the motor shaft 45 rotates to drive the end surface tooth sliding sleeve 61 to rotate, so that the sliding end surface tooth 60 rotates, and the lifting end surface tooth 59 rotates, thereby rotating the lifting gear shaft 58, driving the lifting gear 38 to rotate, thereby rotating the ring-shaped rack 19, thereby rotating the lifting seat nut 17, and due to the threaded fit between the lifting seat nut 17 and the lifting seat slide bar 16, the lifting seat nut 17 rotates to drive the lifting seat slide bar 16 to move upwards, thereby driving the cooker lifting seat 35 to drive the cooker to move upwards, thereby keeping the cooker away from the flame, at this time, since the pressing block 11 moves downwards to the lower side of the drain pipe 32, thereby discharging the water on the upper side of the pressing block 11 to the outside through the drain pipe 32, so that the pressing block 11 moves upwards under the elastic force of the pressing block spring 33, thereby separating the pressing block magnet 12 from the sliding magnet 20, the sliding magnet 20 moves towards the side away from the combustion chamber 13 under the elastic force of the sliding magnet spring 22, thereby pulling the sliding magnet pull rope 23, thereby moving the sliding sleeve seat 63 downwards, thereby moving the face tooth slide sleeve 61 downwardly to disengage the slide face teeth 60 from the raised face teeth 59 to stop the raised face teeth 59 from rotating and stop the raised seat slide bar 16 from moving upwardly to effect a reduction in the boiling of water in the cookware; when the water in the cooker still boils, the water in the cooker overflows into the pressure block 11, if the water in the pressure block 11 is refilled, the lifting seat slide rod 16 drives the cooker lifting seat 35 to continue moving upwards, so that the cooker on the cooker lifting seat 35 continues to be away from the flame, when the water in the cooker overflows too much, so that the fire in the igniter 14 is extinguished, the temperature in the combustion chamber 13 is reduced, so that the memory spring 56 is cooled down, so that the memory spring 56 moves downwards under the action of the gravity of the weight 55, so that the weight pull rope 54 is loosened, so that the sliding shaft sleeve 42 moves downwards into the belt chamber 48 under the action of the elastic force of the tension pulley spring 40, the belt 49 is tightened again, so that the blocking driving pulley 44 rotates to drive the blocking driven pulley 50 to rotate through the belt 49, so as to drive the belt pulley shaft 51 to rotate, so that the blocking gear 53 rotates, the plugging nut 28 is driven to rotate, and due to the fact that the plugging nut 28 is in threaded fit with the plugging slide rod 30, the plugging nut 28 rotates to drive the plugging slide rod 30 to move upwards, so that the plugging slide block 26 moves upwards, the plugging rubber block 25 moves upwards until the upper end face of the plugging rubber block 25 is attached to the upper end wall of the gas plugging cavity 24, the gas output cavity 68 is plugged, gas transmission is cut off between the gas output cavity 68 and the gas input cavity 69, the motor 46 stops, and therefore unburned gas is prevented from leaking into the environment; when the gas outlet valve is closed and the gas stove needs to be restarted, the press block 11 is pressed down, the press block magnet 12 is in contact with the sliding magnet 20, the sliding end face teeth 60 are meshed with the lifting end face teeth 59, the motor 46 rotates reversely to drive the lifting seat slide rod 16 to move downwards, the cooker lifting seat 35 is driven to move downwards to be in contact with the upper end face of the main box body 10, meanwhile, the motor 46 rotates reversely to drive the plugging slide block 26 to move downwards, the plugging rubber block 25 is driven to move downwards, the gas output cavity 68 and the gas input cavity 69 are enabled to be kept smooth again, the device is restored to the initial state, and the gas stove can be ignited again by repeating the action process.

The invention has the beneficial effects that: when a user boils water, the lifting seat of the cooker can be lifted, so that the cooker can be far away from a fire source when the water boils, the boiling is reduced, the time for the user to respond to fire shutoff is reserved, and if the water in the cooker boils again until the fire source is extinguished, the device can automatically close the coal gas conveying channel, thereby preventing unburned coal gas in the coal gas tank from leaking to the environment, and greatly reducing the risk of coal gas poisoning of the user.

The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.

Claims

1. The utility model provides a prevent gas range that gas was revealed, includes the main tank body, its characterized in that: a combustion chamber with an upward opening is arranged in the main box body, a coal gas blocking chamber is arranged at the lower side of the combustion chamber, a coal gas output pipe which extends upwards into the combustion chamber is fixedly connected in the upper end wall of the coal gas blocking chamber, a coal gas output chamber is vertically communicated in the coal gas output pipe, the coal gas output chamber is downwards communicated with the coal gas blocking chamber, an igniter is fixedly connected on the upper end surface of the coal gas output pipe, two pressing block chambers which have upward openings and are bilaterally symmetrical by taking the combustion chamber as a center are arranged in the main box body, pressing blocks are connected in the pressing block chambers in a sliding fit manner, pressing block magnets are fixedly connected in the pressing block side end surfaces which are close to the combustion chamber, a water drain pipe which has an opening towards the direction far away from the combustion chamber is arranged in the end wall of the pressing block far away, the briquetting chamber is close to the intercommunication is equipped with the slip magnet chamber in the combustion chamber side end wall, slip magnet intracavity sliding fit be connected with the slip magnet that briquetting magnet corresponds, slip magnet is close to combustion chamber side end face with the slip magnet chamber is close to fixedly connected with slip magnet spring between the combustion chamber side end wall, slip magnet is close to slip magnet side end face fixedly connected with slip magnet stay cord, be equipped with in the main tank with the combustion chamber is the annular rack chamber of central annular setting.

2. The gas range for preventing gas leakage according to claim 1, wherein: the inner side of the annular rack cavity is communicated with two lifting nut cavities which are bilaterally symmetrical by taking the combustion cavity as a center, a lifting seat sliding rod cavity which extends upwards and penetrates through the lifting nut cavity to have an upward opening is arranged in the lower end wall of the lifting nut cavity, a lifting seat sliding rod is connected in the lifting seat sliding rod cavity in a sliding fit manner, a lifting seat nut which is in running fit with the lifting nut cavity is connected on the lifting seat sliding rod in a threaded fit manner, an annular rack cavity which is in running fit with the combustion cavity as a center and is in annular arrangement and is meshed with the lifting seat nut is connected in the annular rack cavity in a running fit manner, a gas input pipe which is fixedly connected with the main box body is fixedly connected in the left end wall of the gas plugging cavity, a gas input cavity which is communicated with the gas plugging cavity rightwards is arranged in the gas input pipe, and a plugging nut, the coal gas is provided with a coal gas.

3. The gas range for preventing gas leakage according to claim 2, wherein: the blocking slide rod is connected with a blocking nut which is in threaded fit with the blocking nut cavity in a rotating fit manner, the rear side of the blocking nut cavity is communicated with a blocking gear cavity, the lower side of the blocking gear cavity is provided with a belt cavity, the upper side of the belt cavity is communicated with a tensioning wheel cavity, the lower end wall of the blocking gear cavity is connected with a pulley shaft which extends downwards into the belt cavity and upwards into the blocking gear cavity in a rotating fit manner, the upper end of the pulley shaft is fixedly connected with a blocking gear which is engaged with the blocking nut, the lower end of the pulley shaft is fixedly connected with a blocking driven pulley, the upper end wall of the tensioning wheel cavity is fixedly connected with a tensioning wheel shaft, the tensioning wheel shaft is connected with a sliding shaft sleeve in a sliding fit manner, the sliding shaft sleeve is connected with a tensioning wheel in a rotating fit manner, and a tensioning wheel spring is fixedly, the upper end face of the sliding shaft sleeve is fixedly connected with a weight pull rope, and the front side of the combustion cavity is provided with a weight sliding cavity which is positioned between the annular rack cavity and the combustion cavity.

4. A gas range for preventing gas leakage according to claim 3, wherein: the lifting gear mechanism is characterized in that a weight is connected in a sliding fit manner in the weight sliding cavity, a memory spring is fixedly connected between the upper end face of the weight and the upper end wall of the weight sliding cavity, the other end of the weight stay cord is fixedly connected with the lower end face of the weight, the rear side of the annular rack cavity is communicated with a lifting gear cavity, a face gear cavity is arranged on the lower side of the lifting gear cavity, the face gear cavity is positioned on the upper side of the belt cavity, the lower end wall of the lifting gear cavity is connected with a lifting gear shaft which extends downwards into the face gear cavity and upwards into the lifting gear cavity in a rotating fit manner, the tail end of the upper side of the lifting gear shaft is fixedly connected with a lifting gear which is meshed with the annular rack, lifting face teeth are fixedly connected with the tail end of the lower side of the lifting gear shaft, a motor fixedly connected with the main box body is arranged on the lower, and a plugging driving belt wheel positioned in the belt cavity is fixedly connected to the motor shaft.

5. The gas range for preventing gas leakage according to claim 4, wherein: a belt is connected between the plugging driving belt wheel and the plugging driven belt wheel in a power fit manner, a sliding sleeve seat is connected in a sliding fit manner in the end face gear cavity, a sliding sleeve rotating cavity with an upward opening is arranged in the sliding sleeve seat, a motor shaft sliding cavity with a downward opening is communicated with the lower side of the sliding sleeve rotating cavity, the motor shaft penetrates through the motor shaft sliding cavity, an end face gear sliding sleeve which is connected with the sliding sleeve rotating cavity in a rotating fit manner is connected on the motor shaft in a spline fit manner, the end face gear sliding sleeve is positioned on the lower side of the lifting end face gear, the end of the upper side of the end face gear sliding sleeve is fixedly connected with a sliding end face gear which can be meshed with the lifting end face gear, the other end of the sliding magnet pull rope is fixedly connected with the lower end face of the sliding sleeve seat, and a sliding sleeve seat spring is, the upper end face of the lifting seat sliding rod is fixedly connected with a cooker lifting seat which is annularly arranged by taking the combustion chamber as a center.