CN205299642U

CN205299642U - Stove is fried to environmental protection and energy saving chinese meal

Info

Publication number: CN205299642U
Application number: CN201521066694.5U
Authority: CN
Inventors: 李云龙
Original assignee: Xiang Weisheng (beijing) Kitchen Equipment Industry & Trade Co Ltd
Current assignee: Xiang Weisheng (beijing) Kitchen Equipment Industry & Trade Co Ltd
Priority date: 2015-12-18
Filing date: 2015-12-18
Publication date: 2016-06-08
Anticipated expiration: 2025-12-18

Abstract

The utility model discloses a stove is fried to environmental protection and energy saving chinese meal, include the furnace body and establish the combustor on the furnace body, still be provided with the control module who is used for controlling the combustor on the furnace body, the supply of adjusting the gas intelligently. Get into the internal flue gas passageway of the chamber of a kitchen range to pot body heating, waste heat flue gas when flame, through transferring the different round hole of pyrosphere density, the lower floor gets into the connecting box by the flue gas passageway, and through the regulation and control of valve, through heat exchange device heating the water tank's water, the heating is propped in the feedwater, can be used to the hot water of stewing, in addition, still can give transportation equipment waste heat air currents such as heater unit, baking and heating, energy -conservation, environmental protection, waste heat utilization efficiency height.

Description

Environmental protection and energy saving Chinese food frying stove

Technical field

This utility model relates to cooking apparatus, especially a kind of environmental protection and energy saving Chinese food frying stove.

Background technology

Fry stove and relate generally to hotel, hotel, catering companies, employee dining room and Collective canteen point kitchen.

Wherein, frying in stove and have burner, the working method of burner is as follows: lighted a fire by igniter, simultaneously by open-minded for the combustion gas in breather, makes fire intracavity produce flame. Current burner, is that combustion gas is passed into center air outlet base to realize burning by induction tunnel.

Wherein, in the work process frying stove, the demand that should quickly heat, early stage needs to get to maximum by the aperture of induction tunnel, after coming, avoids the need for induction tunnel and gets to so big aperture, otherwise easily cause the waste of combustion gas in the temperature of center air outlet base; After the temperature of center air outlet base is gone down, it is necessary to induction tunnel gets to certain aperture, and otherwise heats is not good.

And the swing handle of Domestic combustor is adjusted all artificially at present, user often neglects this point because of carelessness, causes the waste of combustion gas or heats not good.

Utility model content

For the deficiency that prior art exists, the purpose of this utility model is in that to provide a kind of environmental protection and energy saving Chinese food frying stove, it is possible to the supply of regulating gas intelligently.

For achieving the above object, this utility model provides following technical scheme: a kind of environmental protection and energy saving Chinese food frying stove, including body of heater and the burner being located on body of heater, described body of heater is additionally provided with the control module for controlling burner, and described control module includes,

Temperature measuring unit, exports low-temperature signal when burner temperature is lower than lower threshold, the output high temperature signal when burner temperature is higher than upper limit threshold;

Electrodynamic valve, is located on the supply air line of burner, increases the air demand of supply air line in response to low-temperature signal, reduces the air demand of supply air line in response to high temperature signal.

By adopting technique scheme, when the temperature of burner is too high, temperature measuring unit output high temperature signal, make the aperture of electrodynamic valve reduce; When the temperature of burner is too low, temperature measuring unit output low-temperature signal, make the aperture of electrodynamic valve increase.

This utility model is further arranged to: described temperature measuring unit includes,

Thermometric portion, for exporting the detection signal being relevant to burner temperature;

Comparing section, receives detection signal, lower threshold and upper limit threshold, the output low-temperature signal when detecting signal less than lower threshold, the output high temperature signal when detecting signal more than upper limit threshold.

By adopting technique scheme, adopt comparator that detection signal is compared with threshold value, technology maturation, it is widely used, it is simple to the maintenance in later stage.

This utility model is further arranged to: described thermometric portion includes thermo-sensitive resistor and the first resistance, the common node output detections signal of described thermo-sensitive resistor and the first resistance of series connection.

By adopting technique scheme, adopting thermo-sensitive resistor and another resistant series thermometric, circuit structure is simple, and cost is considerable.

This utility model is further arranged to: described first resistance is adjustable resistance.

By adopting technique scheme, adopt adjustable resistance, the amplitude of scalable detection signal, convenient use.

This utility model is further arranged to: described comparing section includes,

First comparator, receives lower threshold and detection signal, the output low-temperature signal when detecting signal less than lower threshold;

Second comparator, receives upper limit threshold and detection signal, the output high temperature signal when detecting signal more than upper limit threshold;

Reference voltage output unit, for bottoming threshold value and upper limit threshold.

By adopting technique scheme, adopt reference voltage output unit two threshold values of output, reduce trueness error.

This utility model is further arranged to: described reference voltage output unit includes the second resistance, the 3rd resistance and the 4th resistance that are sequentially connected in series, the common node output upper limit threshold of the second resistance and the 3rd resistance, the common node bottoming threshold value of the 3rd resistance and the 4th resistance.

This utility model is further arranged to: at least one in described second resistance, the 3rd resistance and the 4th resistance is adjustable resistance.

This utility model is further arranged to: described 3rd resistance and the 4th resistance are adjustable resistance.

By adopting technique scheme, the amplitude making two threshold values is adjustable, convenient use.

This utility model is further arranged to: be also coupled to AND circuit between described electrodynamic valve and temperature measuring unit, and two inputs of described AND circuit are respectively used to receive low-temperature signal and high temperature signal.

By adopting technique scheme, adopt AND circuit to carry out computing, not easily make electrodynamic valve misoperation because of external interference signal.

Accompanying drawing explanation

Fig. 1 is the view of environmental protection and energy saving Chinese food frying stove;

Fig. 2 is the A portion enlarged drawing in Fig. 1;

Fig. 3 is the schematic diagram controlling module in the present embodiment.

Accompanying drawing labelling: 1, body of heater; 2, burner; 3, column; 100, module is controlled; 110, temperature measuring unit; 111, thermometric portion; 112, comparing section; 1121, reference voltage output unit; 120, electrodynamic valve; 5, valve.

Detailed description of the invention

Referring to figs. 1 through Fig. 3, the embodiment of environmental protection and energy saving Chinese food frying stove is described further.

With reference to Fig. 1, the environmental protection and energy saving Chinese food frying stove in the present embodiment, including body of heater 1 and the burner 2 being located on body of heater 1, wherein, body of heater 1 is fixed by column 3, makes to have below body of heater 1 certain storage space. Wherein, body of heater 1 has son fire switch and main air cock (not marking son fire switch and main air cock in figure), for regulating the duty frying stove.

With reference to Fig. 2, the body of heater 1 in the present embodiment being additionally provided with burner 2, burner 2 protrudes from body of heater 1 surface, can hold in the palm the boiler on high burner 2, so that operator have bigger working place.

With reference to Fig. 3, body of heater 1 in the present embodiment is additionally provided with in control module 100(Fig. 1 and the Fig. 2 for controlling burner 2 not shown), wherein control module 100 to include temperature measuring unit 110 and electrodynamic valve 120 temperature measuring unit 110 and export low-temperature signal when burner 2 temperature is lower than lower threshold, export high temperature signal when burner 2 temperature is higher than upper limit threshold;Electrodynamic valve 120 is located on the supply air line of burner 2, increases the air demand of supply air line in response to low-temperature signal, reduces the air demand of supply air line in response to high temperature signal. Electrodynamic valve 120 herein also can substitute with hand-operated valve.

So arranging, when the temperature of burner 2 is too high, temperature measuring unit 110 exports high temperature signal, can manually regulate hand-operated valve and make its aperture reduce; When the temperature of burner 2 is too low, temperature measuring unit 110 exports low-temperature signal, can manually regulate hand-operated valve and make its aperture increase.

With reference to Fig. 3, one by one temperature measuring unit 110 and electrodynamic valve 120 are analyzed below:

Wherein, temperature measuring unit 110 includes thermometric portion 111 and comparing section 112, and wherein, thermometric portion 111 is for exporting the detection signal being relevant to burner temperature; Comparing section 112 receives detection signal, lower threshold and upper limit threshold, the output low-temperature signal when detecting signal less than lower threshold, the output high temperature signal when detecting signal more than upper limit threshold;

Specifically, thermometric portion 111 includes resistance R1 and resistance R2, wherein resistance R1 is adjustable resistance, resistance R2 is thermo-sensitive resistor, resistance R1 and resistance R2 series connection, another termination VCC voltage of resistance R1, the other end ground connection of resistance R2, wherein, at the common node output detections signal of resistance R1 and resistance R2. It should be noted that resistance R1 herein and resistance R2 respectively the first resistance and thermo-sensitive resistor;

Specifically, comparing section 112 includes the first comparator A1, the second comparator A2 and reference voltage output unit 1121, and the first comparator A1 receives lower threshold Vref1 and detection signal, the output low-temperature signal when detecting signal less than lower threshold Vref1; Second comparator A2 receives upper limit threshold Vref2 and detection signal, the output high temperature signal when detecting signal more than upper limit threshold Vref2; Reference voltage output unit 1121 is for bottoming threshold value Vref1 and upper limit threshold Vref2;

Wiring and principle about comparator can refer to " LM339 comparator application circuit " in Baidu library.

Reference voltage output unit 1121 includes resistance R3, resistance R4 and resistance R5, and wherein, resistance R4 and resistance R5 is adjustable resistance. Resistance R3, resistance R4 and resistance R5 are sequentially connected in series, another termination VCC voltage of resistance R3, the other end ground connection of resistance R5. The common node output upper limit threshold Vref2 of resistance R3 and resistance R4, the common node bottoming threshold value Vref1 of resistance R4 and resistance R5, it should be noted that resistance R3 herein, resistance R4 and resistance R5 respectively the second resistance, the 3rd resistance and the 4th resistance.

Wherein, hand-operated valve includes switch S1, resistance R7, resistance R8 and valve 5, and the source electrode of switch S1 connects VCC voltage by resistance R7, the drain electrode of switch S1 is by resistance R8 ground connection, and wherein, resistance R8 is adjustable resistance, the source electrode of one termination switch S1 of valve 5, other end ground connection.

So arranging, when the grid of switch S1 receives high level signal, switch S1 cut-off, valve 5 turns on, and the steam line that now valve 5 controls is opened; When the grid of switch S1 receives low level signal, switch S1 conducting, valve 5 cuts out, and the steam line that now valve 5 controls cuts out; Herein, it should be noted that the supply air line that valve 5 controls is auxiliary supply air line, in parallel with main supply air line, when auxiliary supply air line is opened, the air demand of burner increases, and when auxiliary supply air line is closed, the air demand of burner reduces.

Additionally, be connected AND circuit between the outfan and the grid of switch S1 of comparator A1 and comparator A2.

Further, it should be noted that following structure is arranged on body of heater 1 inside, not shown, below introduce:

When pot is heated by flame, waste heat flue gas enters the exhaust gases passes in chamber of a kitchen range body, through the circular hole that fire-regulating ring density is different, exhaust gases passes lower floor enter connecting box, by the regulation and control of valve, water through heat-exchange device heating water tank, feedwater support heating, can be used for Baoshang, additionally, also can give the equipment such as heater unit, Baking out conveying residual heat air current, energy-saving and environmental protection, utilization rate of waste heat height.

Ad hoc structure of the present utility model arranges and determines the path that flame residual heat air current flows in large stove, and exhaust gases passes suction inlet is in the extreme higher position of chamber of a kitchen range body so that burned flame can reach pot top, utilizes flame heat energy to greatest extent; Pot holder circle is seamless with pot contacts connection, prevents and alters outside flame, decreases heat energy loss; Residual heat air current flows down through fire-regulating ring through exhaust gases passes, the different circular hole of fire-regulating ring density determine residual heat air current in exhaust gases passes annular ring cavity diverse location by measuring, adjust the position of flame contact pot, it is to avoid fire phenomenon partially; Heat-exchange device adopts tab style comb assembly, the perpendicular row of 4 combs of heat-exchange device, adds by cavity volume space, and slowed down waste hot air flowing velocity, and heat utilization rate is high, and heat exchange is fast, and favourable smoke evacuation is smooth and easy; The setting of valve, to the water of heat-exchange device heating water tank or can arrive heater unit, Baking out case etc. by rationally needed amount dispensing residual heat air current.

The above is only preferred implementation of the present utility model, and protection domain of the present utility model is not limited merely to above-described embodiment, and all technical schemes belonged under this utility model thinking belong to protection domain of the present utility model. It should be pointed out that, for those skilled in the art, without departing from the some improvements and modifications under this utility model principle premise, these improvements and modifications also should be regarded as protection domain of the present utility model.

Claims

1. an environmental protection and energy saving Chinese food frying stove, including body of heater and the burner being located on body of heater, it is characterised in that: being additionally provided with the control module (100) for controlling burner on described body of heater, described control module (100) includes,

Temperature measuring unit (110), exports low-temperature signal when burner temperature is lower than lower threshold (Vref1), the output high temperature signal when burner temperature is higher than upper limit threshold (Vref2);

Electrodynamic valve (120), is located on the supply air line of burner, increases the air demand of supply air line in response to low-temperature signal, reduces the air demand of supply air line in response to high temperature signal.

2. environmental protection and energy saving Chinese food frying stove according to claim 1, it is characterised in that: described temperature measuring unit (110) includes,

Thermometric portion (111), for exporting the detection signal (ch) being relevant to burner temperature;

Comparing section (112), receive detection signal (ch), lower threshold (vref1) and upper limit threshold (Vref2), the output low-temperature signal when detecting signal (ch) less than lower threshold (Vref1), the output high temperature signal when detecting signal (ch) more than upper limit threshold (Vref2).

3. environmental protection and energy saving Chinese food frying stove according to claim 2, it is characterised in that: described thermometric portion (111) includes thermo-sensitive resistor and the first resistance, common node output detections signal (ch) of described thermo-sensitive resistor and the first resistance of series connection.

4. environmental protection and energy saving Chinese food frying stove according to claim 3, it is characterised in that: described first resistance is adjustable resistance.

5. environmental protection and energy saving Chinese food frying stove according to claim 2, it is characterised in that: described comparing section (112) includes,

First comparator, receives lower threshold (Vref1) and detection signal (ch), the output low-temperature signal when detecting signal (ch) less than lower threshold (Vref1);

Second comparator, receives upper limit threshold (Vref2) and detection signal (ch), the output high temperature signal when detecting signal (ch) more than upper limit threshold (Vref2);

Reference voltage output unit (1121), for bottoming threshold value (Vref2) and upper limit threshold (Vref1).

6. environmental protection and energy saving Chinese food frying stove according to claim 5, it is characterized in that: described reference voltage output unit (1121) includes the second resistance, the 3rd resistance and the 4th resistance that are sequentially connected in series, common node output upper limit threshold (Vref2) of the second resistance and the 3rd resistance, common node bottoming threshold value (Vref1) of the 3rd resistance and the 4th resistance.

7. environmental protection and energy saving Chinese food frying stove according to claim 6, it is characterised in that: at least one in described second resistance, the 3rd resistance and the 4th resistance is adjustable resistance.

8. environmental protection and energy saving Chinese food frying stove according to claim 7, it is characterised in that: described 3rd resistance and the 4th resistance are adjustable resistance.

9. environmental protection and energy saving Chinese food frying stove according to claim 1, it is characterized in that: be also coupled to AND circuit between described electrodynamic valve (120) and temperature measuring unit (110), two inputs of described AND circuit are respectively used to receive low-temperature signal and high temperature signal.