CN201662108U

CN201662108U - Safety gas stove

Info

Publication number: CN201662108U
Application number: CN2009202412744U
Authority: CN
Inventors: 赵光天
Original assignee: Zhejiang YongChang Meter Co Ltd
Current assignee: Zhejiang YongChang Meter Co Ltd
Priority date: 2009-11-05
Filing date: 2009-11-05
Publication date: 2010-12-01
Anticipated expiration: 2019-11-05

Abstract

The utility model relates to a safety gas stove comprising a stove frame provided with an ignition switch and an inner fire ring frame and an outer fire ring frame arranged on the stove frame; a gas pipeline is provided with a valve adjusted by the ignition switch; the valve is fixed on the stove frame; and the gas pipeline of the gas stove is provided with an intelligent switch which controls the passing or closing of the gas pipeline according to the temperature at one side of the inner fire ring or the temperature control. The safety gas stove transmits measured temperature information of the inner fire ring to a single chip microcomputer in real time by a second temperature sensor arranged at one side of the inner fire ring frame or the inner fire ring, and controls an electric control valve immediately to close the gas pipeline when the temperature near the inner fire ring received by the single chip microprocessor is lower than a certain set value, so as to block the gas from leaking outwards and guarantee the personal safety.

Description

Safe gas range

Technical field

The utility model belongs to the gas range technical field, relates to a kind of safe gas range.

Background technology

Often directly coal gas is discharged in the environment on every side behind the gas range ventilating coal gas because of unignited, when perhaps boiling the food of band soup with gas range, soup boiling in the pot extinguishes the blaze outside emitting and taking the dish out of the pot easily, above-mentioned situation all can cause coal gas to leak, because coal gas has severe toxicity, so the coal gas that leaks damages health of human body easily, above-mentioned accident especially takes place after the operator leaves can cause a large amount of coal gas to leak, when lighting a fire next time, blast the serious threat personal safety easily.

Summary of the invention

The purpose of this utility model provides a kind of safe gas range that prevents that effectively coal gas from leaking the person is damaged.

The technical scheme that the utility model adopted is to achieve the above object of the invention:

A kind of safe gas range, comprise the kitchen range frame that is provided with ignition switch and be installed on inside and outside pyrosphere frame on the kitchen range frame, gaspipe line is provided with the valve that regulated by ignition switch, valve is fixed on the kitchen range frame, it is characterized in that: the gaspipe line of gas range is provided with according to interior pyrosphere or interior pyrosphere one side temperature and controls the intelligent switch that gaspipe line circulates or closes.

Described intelligent switch comprises and is installed on the gaspipe line its circulation or closes the electrically-controlled valve of controlling, electrically-controlled valve is electrically connected with the single-chip microcomputer of its work of control, single-chip microcomputer is electrically connected with the ignition switch of its duty of control, also be connected with pyrosphere in measuring or interior pyrosphere one side temperature on the single-chip microcomputer and signal is passed to second temperature sensor of single-chip microcomputer, pyrosphere frame or interior pyrosphere one side in described second temperature sensor is installed in.

Described electrically-controlled valve is installed on the gaspipe line between external air source and the valve.

Described electrically-controlled valve is installed on the inside and outside pyrosphere gas pipe between valve and the inside and outside pyrosphere frame.

Described electrically-controlled valve is proportioning valve or servo valve.

Described electrically-controlled valve comprises the valve on the gaspipe line, and the servomotor of regulating its flow is installed on the valve, and servomotor is connected with the single-chip microcomputer of its work of control.

Described outer burning ring frame or outer burning ring one side are provided with the three-temperature sensor that is electrically connected with single-chip microcomputer.

Contact disc is equipped with at described kitchen range frame center, and kitchen range frame or contact disc are provided with first temperature sensor that can contact with the bottom of a pan, and first temperature sensor is connected with single-chip microcomputer.

Described contact disc is liftable contact disc, and its below is provided with spring or the lifting motor of handling its lifting.

The utility model has been set up on the gaspipe line of existing gas range according to interior pyrosphere or interior pyrosphere one side temperature and has been controlled the intelligent switch that gaspipe line circulates or closes, ignition switch igniting back single-chip microcomputer is started working, second temperature sensor of pyrosphere frame or interior pyrosphere one side is real-time transmitted to single-chip microcomputer to the interior pyrosphere temperature information that measures in being installed in, near the interior pyrosphere that single-chip microcomputer receives temperature is lower than a certain setting value (being generally 80 ℃) to be controlled electrically-controlled valve at once and closes gaspipe line and leak to stop coal gas, guarantees personal safety; On kitchen range frame or contact disc, be provided with first temperature sensor that contacts and be connected with the bottom of a pan with single-chip microcomputer, the cooking bottom temperature that receives when single-chip microcomputer reaches the initial setting higher limit and (is generally 200 ℃, the critical-temperature of i.e. oil generation oil smoke) controlling electrically-controlled valve reduces gas flow at once, till the cooking bottom temperature that receives is less than the initial setting higher limit, thereby effectively prevent the generation of pot interior oil smoke and reach saving coal gas to be purpose of energy saving; The cooking bottom temperature that receives when single-chip microcomputer reaches the initial setting lower limit and (is generally 120 ℃, the critical-temperature of boiling a little more than food) controls electrically-controlled valve at once and increase gas flow, till the cooking bottom temperature that receives is greater than the initial setting lower limit, guaranteed that pot interior food in time boils.

Description of drawings

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is the structure principle chart of the utility model embodiment one;

Fig. 3 is the structure principle chart of the utility model embodiment two;

Fig. 4 is the structure principle chart of the utility model embodiment three.

The specific embodiment

Embodiment one:

As shown in Figure 1 and Figure 2, a kind of safe gas range, comprise the kitchen range frame 9 that is provided with ignition switch 11, be installed on the inside and

outside pyrosphere frame

3,4 on the kitchen range frame 9 and be located at the liftable contact disc 7 at kitchen range frame 9 centers, contact disc 7 belows are provided with spring or lifting motor, make contact disc 7 be suitable for different pot types and guarantee to contact with the bottom of a pan; The gaspipe line of gas range is provided with the valve 12 that is subjected to ignition switch 11 controls, and valve 12 is fixed on the kitchen range frame 9; The electrically-controlled valve 13 that gas flow is regulated is installed between the external air source 2 of gaspipe line and the valve 12, be connected with the single-chip microcomputer 14 of its work of control on the electrically-controlled valve 13, single-chip microcomputer 14 is connected with the ignition switch 11 of its duty of control, also be connected with second temperature sensor 6 of measuring interior pyrosphere or interior pyrosphere one side temperature and signal being passed to single-chip microcomputer 14 on the single-chip microcomputer 14, pyrosphere frame 3 or interior pyrosphere one side in described second temperature sensor 6 is installed in, when the gas range ventilating coal gas, after ignition switch 11 igniting, near the temperature in single-chip microcomputer 14 receives the pyrosphere is lower than 80 ℃ of horse backs and controls electrically-controlled valve 13 and close gaspipe line and leak to stop coal gas; Also be connected with first temperature sensor 8 of measuring cooking bottom temperature and signal being passed to single-chip microcomputer 14 on the single-chip microcomputer 14, described first temperature sensor 8 is installed on the kitchen range frame 9 or contact disc 7 that contacts with the bottom of a pan, control electrically-controlled valve 13 when cooking bottom temperature reaches 200 ℃ at once and reduce gas flow when single-chip microcomputer 14 receives, control electrically-controlled valve 13 increase gas flows when cooking bottom temperature is lower than 120 ℃ when single-chip microcomputer 14 receives at once, not only can prevent the generation of oil smoke but also can allow pot interior food in time boil; Wherein electrically-controlled valve 13 is proportioning valve or servo valve, single-chip microcomputer 14 is subjected to ignition switch 11 controls, single-chip microcomputer 14 is started working when ignition switch 11 igniting, behind rotation ignition switch 11 valve-offs 12, single-chip microcomputer 14 resets to its electrically-controlled valve of controlling 13 and quits work after (promptly being in circulation status).

Embodiment two:

The structure of present embodiment and embodiment one is basic identical, institute's difference is that electrically-controlled valve 13 is installed on the inside and outside

pyrosphere gas pipe

16,15 between valve 12 and the inside and

outside pyrosphere frame

3,4, and is in full accord to the operation principle and the embodiment one of the control present embodiment of oil smoke; As for control to preventing that coal gas from leaking, except that pyrosphere one side in interior pyrosphere frame 3 reaches is provided with second temperature sensor 6, the three-temperature sensor 5 that can be connected with single-chip microcomputer 14 in outer burning ring frame 4 and outer burning ring one side setting also, single-chip microcomputer 14 according near the temperature the inside and outside pyrosphere can be respectively internally, two electrically-controlled valve 13 on the outer burning ring gas pipe open and close and control separately.

Embodiment three

The structure of present embodiment and embodiment one is basic identical, and institute's difference is electrically-controlled valve by the valve on the gaspipe line 12 be installed on the valve 12 and the servomotor 17 of controlling its flow is formed, and servomotor 17 is connected with the single-chip microcomputer 14 of its work of control.

Claims

1. safe gas range, comprise the kitchen range frame (9) that is provided with ignition switch (11) and be installed on inside and outside pyrosphere frame (3,4) on the kitchen range frame (9), gaspipe line is provided with the valve (12) that regulated by ignition switch (11), valve (12) is fixed on the kitchen range frame (9), it is characterized in that: the gaspipe line of gas range is provided with according to interior pyrosphere or interior pyrosphere one side temperature and controls the intelligent switch (1) that gaspipe line circulates or closes.

2. safe gas range according to claim 1, it is characterized in that: described intelligent switch (1) comprises and is installed on the gaspipe line its circulation or closes the electrically-controlled valve of controlling (13), electrically-controlled valve (13) is electrically connected with the single-chip microcomputer (14) of its work of control, single-chip microcomputer (14) is electrically connected with the ignition switch (11) of its duty of control, also be connected with pyrosphere in measuring or interior pyrosphere one side temperature on the single-chip microcomputer (14) and signal is passed to second temperature sensor (6) of single-chip microcomputer (14), pyrosphere frame (3) was gone up or interior pyrosphere one side in described second temperature sensor (6) was installed in.

3. safe gas range according to claim 2 is characterized in that: described electrically-controlled valve (13) is installed on the gaspipe line between external air source (2) and the valve (12).

4. safe gas range according to claim 2 is characterized in that: described electrically-controlled valve (13) is installed on the inside and outside pyrosphere gas pipe (16,15) between valve (12) and the inside and outside pyrosphere frame (3,4).

5. according to claim 3 or 4 described safe gas ranges, it is characterized in that: described electrically-controlled valve (13) is proportioning valve or servo valve.

6. safe gas range according to claim 2, it is characterized in that: described electrically-controlled valve comprises the valve (12) on the gaspipe line, the servomotor (17) of regulating its flow is installed on the valve (12), and servomotor (17) is connected with the single-chip microcomputer (14) of its work of control.

7. safe gas range according to claim 4 is characterized in that: described outer burning ring frame (3) or outer burning ring one side are provided with the three-temperature sensor (5) that is electrically connected with single-chip microcomputer (14).

8. according to each the described safe gas range in claim 2 or 3 or 4 or 6 or 7, it is characterized in that: contact disc (7) is equipped with at described kitchen range frame (9) center, kitchen range frame (9) or contact disc (7) are provided with first temperature sensor (8) that can contact with the bottom of a pan, and first temperature sensor (8) is connected with single-chip microcomputer (14).

9. safe gas range according to claim 8 is characterized in that: described contact disc (7) is liftable contact disc, and its below is provided with spring or the lifting motor of handling its lifting.