CN212698597U

CN212698597U - Gas control system

Info

Publication number: CN212698597U
Application number: CN202021789119.9U
Authority: CN
Inventors: 胡忠怀
Original assignee: ZHEJIANG ANDE ELECTRICAL APPLIANCES CO Ltd
Current assignee: Zhejiang Ande Electrical Appliances Co Ltd
Priority date: 2020-08-24
Filing date: 2020-08-24
Publication date: 2021-03-16
Anticipated expiration: 2030-08-24

Abstract

The utility model belongs to the technical field of kitchen appliances, in particular to a gas control system, which comprises a burner, a temperature sensor, a control panel and an air inlet control valve which are arranged on an inner container, wherein the air inlet control valve is arranged on a burner air inlet pipe of the burner; the control panel is respectively connected with the temperature sensor and the air inlet control valve, and controls the air inlet amount of the air inlet control valve by receiving the temperature detected by the temperature sensor, so that the temperature in the liner is adjusted. The utility model discloses a temperature sensor responds to the inner bag temperature, and transmission signal gives the control panel, and the control panel controls into the air control valve break-make to realize the culinary art demand of different temperatures through control burning flame. Compare in traditional control system, because utility model controls combustion flame through controlling into the air control valve, its control accuracy is higher, can accomplish low temperature control, can optimize the application scope and the effect of oven culinary art.

Description

Gas control system

Technical Field

The utility model belongs to the technical field of kitchen appliance, refer in particular to a gas control system.

Background

At present, a gas control system of a full-gas oven generally controls the gas flow by using an ion probe, a temperature control valve with a probe, a thermocouple and other elements to meet cooking requirements of different temperatures, and such a gas control system has the following disadvantages: 1. The installation process of the ion probe and the thermocouple has higher requirement and higher cost; 2. due to the sensitivity problem, the temperature of the inner container is difficult to control at a low temperature of less than 50 ℃, and the cooking effect is poor.

In addition, the main body of the traditional burner is generally a circular pipe, the two sides of the circular pipe are provided with the fire outlet holes, and in order to ignite the adjacent fire outlet holes, an ignition plate needs to be welded below the burner to realize combustion, so that the burner has higher technological requirement and higher manufacturing cost; therefore, the ignition performance is not good, the flame is short, and the power is not high.

Disclosure of Invention

The utility model aims at providing a simple structure, simple to operate, it is with low costs, culinary art is effectual, the gas control system that combustion efficiency is high.

The purpose of the utility model is realized like this:

a gas control system comprises a combustor, a temperature sensor, a control panel and an air inlet control valve, wherein the combustor, the temperature sensor, the control panel and the air inlet control valve are arranged on an inner container;

the control panel is respectively connected with the temperature sensor and the air inlet control valve, and controls the air inlet amount of the air inlet control valve by receiving the temperature detected by the temperature sensor, so that the temperature in the liner is adjusted.

Preferably, the intake control valve is a solenoid valve.

Preferably, an igniter is arranged on the burner, and the igniter is a silicon nitride igniter.

Preferably, the air conditioner further comprises a main air inlet pipe, a pressure reducing valve is arranged at the air inlet end of the main air inlet pipe, and a one-way electromagnetic valve is arranged on the combustor air inlet pipe between the main air inlet pipe and the air inlet control valve.

Preferably, the control panel is further included, and a control screen or/and a control switch connected with the control panel are arranged on the control panel, and display of control parameters or control of electrical components is realized.

Preferably, the combustor is divided into an upper combustor arranged above the inner container and a lower combustor arranged below the inner container, and the upper combustor and the lower combustor are respectively connected with corresponding air inlet control valves through combustor air inlet pipes and are controlled independently.

Preferably, a three-way air inlet valve seat is arranged on the air inlet pipe of the burner, the air inlet end of the air inlet valve seat is communicated with the main air inlet pipe, two air outlet ends of the air inlet valve seat are respectively provided with a valve mounting position communicated with the corresponding air inlet pipe of the burner, and the air inlet control valve is mounted on the valve mounting position.

Preferably, the combustor includes hollow combustor main part, and the one end of combustor main part is provided with the gas inlet and the air intlet of intercommunication main intake pipe respectively, set up a plurality of fire holes of intercommunication inner chamber on the lateral wall of combustor main part, the shaping has the ignition hole between the adjacent fire hole.

Preferably, the ignition hole is communicated with the inner cavity of the burner main body and is of a flat open structure with a small inner end and a large outer end.

Preferably, the burner body comprises an upper shell and a lower shell, the side walls of the upper shell and the lower shell extend outwards to form flanging edges, a plurality of fire holes are formed on the flanging edge of one side of one shell, a plurality of fire holes are formed on the flanging edge of the corresponding side of the other shell, and the fire holes are arranged on the flanging edge between every two adjacent fire holes.

Compared with the prior art, the utility model outstanding and profitable technological effect is:

1. the utility model discloses a temperature sensor responds to the inner bag temperature, and transmission signal gives the control panel, and the control panel controls into the air control valve break-make to realize the culinary art demand of different temperatures through control burning flame. Compare in traditional control system, because utility model controls combustion flame through controlling into the air control valve, its control accuracy is higher, can accomplish low temperature control, can optimize the application scope and the effect of oven culinary art.

2. The utility model replaces the traditional ignition plate with the ignition holes, on one hand, the fire is transferred through the gap between the two ignition holes, which is stable and reliable; on the other hand, the structure of the burner is simplified, and the cost is reduced.

3. The utility model discloses also can go out the fire when the ignition hole can play the ignition effect, moreover because the platykurtic reason of cell type, its flame increases vigorously, longer, and power is more increased, and combustion efficiency is better.

4. The utility model discloses go up the structure of casing and casing unanimous basically down, can positive and negative installation, it is standardized strong, as long as a pair mould can the punching press manufacturing, easy to assemble and practice thrift the cost.

Drawings

Fig. 1 is a schematic structural diagram of the gas control system of the present invention.

Fig. 2 is a schematic structural view of the burner main body of the present invention.

Fig. 3 is a side view of the burner body of the present invention.

Fig. 4 is a schematic structural view of the fire hole and the ignition hole of the present invention.

Fig. 5 is a schematic structural diagram of the lower housing of the present invention and a partial enlarged view thereof.

Fig. 6 is a schematic structural view of the lower burner of the present invention.

Fig. 7 is one of the structural schematic diagrams of the upper burner of the present invention.

Fig. 8 is a second schematic structural view of the upper burner of the present invention.

Fig. 9 is a schematic structural view of the whole inner container of the present invention.

The reference numerals in the figures denote the meanings:

1-a clothes closet; 2-inner container;

11-main inlet pipe; 12-a control panel; 13-a pressure relief valve; 14-one-way solenoid valve; 29-fire board; 30-oil baffle;

40-a control panel; 41-upper burner; 42-a lower burner; 43-an igniter; 44-a burner inlet pipe; 45-temperature sensor; 46-an inlet valve seat; 47-an intake control valve; 48-control screen; 49-control switch;

400-a burner body; 401-gas inlet; 402-an air inlet; 403-fire holes; 403 a-fire hole slot; 404-ignition holes; 404 a-a fire chute; 405-mounting grooves; 406-mounting bosses;

411-an upper shell; 412-a lower housing; 413-flanging.

Detailed Description

The invention will be further described with reference to specific embodiments below:

a gas control system, which is mainly applied to combustion equipment such as a gas oven, taking the oven as an example, as shown in fig. 9, generally comprises a vertical cabinet 1, wherein the vertical cabinet 1 is provided with an inner container 2 and a flap door for sealing the inner container 2.

As shown in fig. 1, the gas control system is provided in the vertical cabinet 1, and includes a burner provided in the inner container 2, a temperature sensor 45, a control board 40 provided in the vertical cabinet 1, and an air intake control valve 47, the burner is provided with a burner air intake pipe 44 and the air intake control valve 47, the burner air intake pipe of the burner is provided with the air intake control valve, and the burner air intake pipe 44 communicates with the main air intake pipe 11.

The control board 40 is connected to the temperature sensor 45 and the air inlet control valve 47, respectively, and controls the air inlet amount of the air inlet control valve 47 by receiving the temperature detected by the temperature sensor 45, thereby realizing the temperature adjustment in the liner 2. Specifically, in the oven of the present invention, the setting of the operating temperature and the operating time is performed for different types of food, and in addition, the operating temperature and the operating time can be manually set by the user. When the operating temperature and the operating time are set, the "start" key is pressed, the air intake control valve 47 is opened, the igniter 43 is ignited, and the burner starts to operate.

When the actual temperature of the liner is lower than the working temperature, the air inlet control valve 47 is generally kept in a large or maximum opening and closing state, and sufficient gas quantity is kept, so that the rapid temperature rise is realized; when the actual temperature of the liner is higher than the operating temperature, the opening and closing of the air intake control valve 47 is reduced, reducing the amount of gas, and keeping the actual temperature at the operating temperature.

In this embodiment, the burners are divided into an upper burner 41 disposed above the inner container 2 and a lower burner 42 disposed below the inner container 2, and the upper burner 41 and the lower burner 42 are connected to corresponding air intake control valves 47 through burner air intake pipes 44, respectively, and are controlled individually. And the igniters 43 are respectively arranged on the upper burner 41 and the lower burner 42, and the igniters 43 are preferably silicon nitride igniters, so that the ignition effect is good.

For convenience of installation, a three-way air inlet valve seat 46 is arranged on the burner air inlet pipe 44, an air inlet end of the air inlet valve seat 46 is communicated with the main air inlet pipe 11, two air outlet ends of the air inlet valve seat 46 are respectively provided with a valve installation position communicated with the corresponding burner air inlet pipe 44, the valve installation positions are provided with the air inlet control valves 47, and the air inlet control valves 47 are electromagnetic valves, so that the control precision is high.

Preferably, the cabinet 1 is provided with a control panel 12, and the control panel 12 is provided with a control screen 48 or/and a control switch 49 connected with the control panel 40, and realizes display of control parameters or control of electrical components.

Preferably, the air inlet end of the main air inlet pipe 11 is provided with a pressure reducing valve 13, and the burner air inlet pipe 44 between the main air inlet pipe 11 and the air inlet control valve 47 is provided with a one-way electromagnetic valve 14 to prevent the backflow of the fuel gas.

As shown in fig. 2 to 4, each of the upper burner 41 and the lower burner 42 includes a hollow burner main body 400, one end of the burner main body 400 is respectively provided with a gas inlet 401 and an air inlet 402 which are communicated with the main air inlet pipe 11, specifically, the gas inlet 401 is arranged on the end surface of the burner main body 400 and is connected to the burner air inlet pipe 44 through a nozzle fixing seat; the air inlet 402 is opened at upper and lower sides of the burner body 400.

A plurality of fire holes 403 communicated with the inner cavity are formed in the side wall of the burner main body 400, and ignition holes 404 are formed between the adjacent fire holes 403. In the embodiment, the traditional ignition plate is replaced by the ignition holes 404, so that on one hand, fire is transferred through the gap between the two ignition holes, and the ignition plate is stable and reliable; on the other hand, the structure of the burner is simplified, and the cost is reduced.

As shown in fig. 5, the ignition hole 404 is communicated with the inner cavity of the burner main body 400 and has a flat open structure with a small inner end and a large outer end, and when in use, the ignition hole 404 can also emit fire while playing a role of ignition, and due to the flat shape of the groove, the flame is increased vigorously and is longer, the power is higher, and the combustion efficiency is better.

Preferably, the burner body 400 comprises an upper shell 411 and a lower shell 412 which are riveted with each other, the side walls of the upper shell 411 and the lower shell 412 both extend outwards to form flanges 413, a plurality of fire holes 403 are formed on the flanges 413 on one side of one shell, a plurality of ignition holes 404 are formed on the flanges 413 on the corresponding side of the other shell, and the ignition holes 404 are arranged on the flanges 413 between two adjacent fire holes 403.

Specifically, a plurality of fire hole grooves 403a are formed on the outer flange 413 on the left side of the upper shell 411, and a plurality of ignition grooves 404a are formed on the outer flange 413 on the right side; a plurality of ignition grooves 404a are formed on the outer flange 413 at the left side of the lower shell 412, and a plurality of fire hole grooves 403a are formed on the outer flange 413 at the right side of the lower shell 412;

when the upper shell 411 and the lower shell 412 are assembled, the fire hole slot 403a and the outer flange 413 of the corresponding shell form a complete fire hole 403, and the ignition slot 404a and the outer flange 413 of the corresponding shell form a complete ignition hole 404. Due to the design, the upper shell 411 and the lower shell 412 can be basically consistent in structure, can be installed in a positive and negative mode, is strong in standardization, can be manufactured by stamping through only one die, is convenient to install and saves cost.

In addition, the utility model discloses also can set up fire hole groove 403a on the flanging 413 about one casing, set up ignition groove 404a on the flanging 413 about another casing to realize the same combustor function. Compared with the former structure, this mode needs the lower and upper shells to be opened separately, which increases a part of the cost for designing and manufacturing the mold.

To facilitate the installation of the burner, the end surfaces of the upper shell 411 or/and the lower shell 412 are recessed inward to form the installation grooves 405, or/and the end surfaces thereof are raised outward to form the installation bosses 406.

As shown in fig. 7-8, when the upper burner 41 is installed, that is, the upper mounting bracket is disposed on the mounting groove 405 or the mounting boss 406 of the upper housing 411, and the top plate of the liner fixed by the upper mounting bracket is provided.

As shown in fig. 6, when the lower burner 42 is installed, that is, the lower mounting bracket is provided on the mounting groove 405 or the mounting boss 406 of the lower housing 412, and the burner fixing plate is fixed by the lower mounting bracket.

The above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A gas control system, characterized in that: the temperature control device comprises a combustor arranged on an inner container (2), a temperature sensor (45), a control panel (40) and an air inlet control valve (47), wherein the air inlet control valve (47) is arranged on a combustor air inlet pipe (44) of the combustor;

the control board (40) is respectively connected with the temperature sensor (45) and the air inlet control valve (47), and controls the air inlet amount of the air inlet control valve (47) by receiving the temperature detected by the temperature sensor (45), so that the temperature in the liner (2) is adjusted.

2. A gas control system according to claim 1, characterized in that: the air intake control valve (47) is an electromagnetic valve.

3. A gas control system according to claim 1, characterized in that: an igniter (43) is arranged on the combustor, and the igniter (43) is a silicon nitride igniter.

4. A gas control system according to claim 1, characterized in that: the air inlet valve is characterized by further comprising a main air inlet pipe (11), a pressure reducing valve (13) is arranged at the air inlet end of the main air inlet pipe (11), and a one-way electromagnetic valve (14) is arranged on a combustor air inlet pipe (44) between the main air inlet pipe (11) and the air inlet control valve (47).

5. A gas control system according to any one of claims 1-4, characterized in that: the control panel (12) is provided with a control screen (48) or/and a control switch (49) which is connected with the control panel (40), and the display of control parameters or the control of electrical elements is realized.

6. A gas control system according to claim 5, characterized in that: the combustor is divided into an upper combustor (41) arranged above the inner container (2) and a lower combustor (42) arranged below the inner container (2), and the upper combustor (41) and the lower combustor (42) are respectively connected with corresponding air inlet control valves (47) through combustor air inlet pipes (44) and are controlled independently.

7. A gas control system according to claim 6, characterized in that: the combustor air inlet pipe (44) is provided with a three-way air inlet valve seat (46), the air inlet end of the air inlet valve seat (46) is communicated with the main air inlet pipe (11), two air outlet ends of the air inlet valve seat (46) are respectively provided with a valve mounting position communicated with the corresponding combustor air inlet pipe (44), and the valve mounting positions are provided with air inlet control valves (47).

8. A gas control system according to claim 1, characterized in that: the combustor includes hollow combustor main part (400), and the one end of combustor main part (400) is provided with gas inlet (401) and air inlet (402) of intercommunication main intake pipe (11) respectively, set up a plurality of fire holes (403) of intercommunication inner chamber on the lateral wall of combustor main part (400), the shaping has ignition hole (404) between adjacent fire hole (403).

9. A gas control system according to claim 8, characterized in that: the ignition hole (404) is communicated with the inner cavity of the burner main body (400) and is of a flat open structure with a small inner end and a large outer end.

10. A gas control system according to claim 9, characterized in that: the combustor main part (400) includes casing (411) and casing (412) down, the lateral wall of casing (411) and casing (412) down all outwards extends and forms flanging (413), forms a plurality of fire holes (403) on flanging (413) of one of them casing one side, forms a plurality of ignition holes (404) on flanging (413) of the corresponding side of its another casing, ignition hole (404) set up on flanging (413) between two adjacent fire holes (403).