CN102239975B - Food cooking device capable of automatically eliminating foams - Google Patents
Food cooking device capable of automatically eliminating foams Download PDFInfo
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- CN102239975B CN102239975B CN2011101285705A CN201110128570A CN102239975B CN 102239975 B CN102239975 B CN 102239975B CN 2011101285705 A CN2011101285705 A CN 2011101285705A CN 201110128570 A CN201110128570 A CN 201110128570A CN 102239975 B CN102239975 B CN 102239975B
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Abstract
The invention relates to a food cooking device which comprises a container, a water supply pipe, an overflow pipe and a heat supply element; the food cooking device also comprises an automatic foam eliminating device which is formed by a water supply electromagnetic valve, a water level detecting element, a foam detecting element and an electric control device, wherein the water supply electromagnetic valve is arranged on the water supply pipe, the water level detecting element is arranged on the side surface of the container and is used for detecting the height of water levels, the foam detecting element is arranged on the side surface of the container and is used for detecting the height of foams, and the electric control device is used for controlling water supply quantity and heat supply quantity; installing holes which are used for installing the heat supply element, the water level detecting element and the foam detecting element are arranged on one side surface of the container; and an installing hole which is used for installing the overflow pipe is arranged at the bottom of the container. When food is cooked and foams exceed a regulated height, the food cooking device can automatically feed water or reduce heat supply quantity, thereby the automatic detection and elimination of foams is realized, the cooking quality is ensured and the scalding accident of staffs is avoided.
Description
Technical field
The present invention relates to a kind of food boiling equipment, relate in particular to a kind of automatic Despumation device of food boiling equipment.
Background technology
In existing technology, food boiling equipment does not all have automatic Despumation device, when boiling food, if foam occurs, then is manual observation, manual operation then.
Fig. 1 is for the structural representation of existing food boiling equipment, and is as shown in Figure 1, adopts the method that reduces water temperature to eliminate foam, mainly contains following method:
1. adding water at low temperature: when observing foam, manual unlocking feed water valve 2 adds water at low temperature in container 1, to reduce water temperature, reaches the purpose of eliminating foam;
2. reduce heating load: when observing foam, manually reduce the heat supply of (or closing) heating element 3, reach the purpose that reduces water temperature in the container 1, eliminates foam.
Because food is in boiling process, when the soup concentration of boiling food reaches certain value, and after being warming up to uniform temperature, the appearance of foam is extremely rapid, if can not in time reduce water temperature, certainly leads to significant foam, even overflow container 1, causes the accident.
Though said method can be eliminated the foam that occurs in the food boiling process; But artificial observation, manually add water (or manually reducing heating load), frequent operation labour intensity is big, and receives artificial factor very big; Amount of water (or heating load) operation is also uncertain; Very easily cause water temperature to cross low or foam overflows, influence the boiling quality of food, even cause equipment and personnel's scald accident.
Summary of the invention
In order to solve the deficiency of prior art existence, the object of the present invention is to provide a kind of food boiling equipment, when boiling food, when foam surpasses the height of regulation, can add water automatically or reduce heating load, realize the automatic detection of foam, the automatic elimination.
In order to accomplish above-mentioned purpose, food boiling equipment of the present invention comprises container, feed pipe, overflow pipe, heating element, wherein,
Said food boiling equipment also comprise by be installed in water supply electromagnetic valve on the said feed pipe, be installed in said container side and be used for the sensed water level height the water level detecting element, be installed in said container side and be used to detect the foam detecting element of foam height, and the automatic Despumation device of the electric control gear composition of control output and heating load;
One side of said container has the installing hole that said heating element, water level detecting element and foam detecting element are installed, and the bottom has the installing hole that said overflow pipe is installed.
Wherein, the output of said foam detecting element and said water level detecting element is connected with the input of said electric control gear respectively, and the control output end of said electric control gear is connected with heating element with said water supply electromagnetic valve respectively.
Wherein, said electric control gear is that Programmable Logic Controller maybe can be through the device of low level control forceful electric power break-make output.
Wherein, Said foam detecting element further comprises electrode bar, base, draws lead, nut and sealing ring; Wherein said base is fixedly mounted on the container side wall, and said electrode bar passes said base and is fixed on the base, adopts the sealing ring sealing between base and container side wall, electrode bar and the base respectively; And when the container material is conductive material, electrode bar and container insulation.
Wherein, according to the electric conductivity of container, adopt 1 or two foam detecting elements.
Wherein, said water level detecting element is floating ball lever meter or level sensor.
Wherein, said heating element is electrothermal tube, combustion gas fire row or fuel oil fire row.
Compared with prior art, the present invention has following advantage:
1. adopt Floating Ball Liquid Level to take into account the operate as normal water level that overflow pipe is guaranteed boiling equipment.When the water yield is lower than the Floating Ball Liquid Level timing, the electric control system controls water supply electromagnetic valve is given water filling in the container, when water level rises, and when reaching the required water level of boiling equipment, the action of water level detecting element, the electric control system controls water supply electromagnetic valve stops water filling.When the water filling foam removal, unnecessary water is discharged from overflow pipe;
2. the foam detecting element adopts the metal of conduction to make, and is divided into the two poles of the earth, mutually insulated; Be installed in respectively on the sidewall of container, and insulate, add low-voltage DC at the two poles of the earth of detecting element with chamber wall; When foam occurred, foam rose, when flooding the two poles of the earth of foam detecting element; The two poles of the earth conducting (voltage significantly reduces) realizes the automatic detection and the elimination of foam through electric control gear control amount of water and heating load, realized eliminating foam full automation, make the elimination foam become simple, feasible; Simultaneously, also, boiling food guarantees for providing reliable water level and temperature.
Other features and advantages of the present invention will be set forth in specification subsequently, and, partly from specification, become obvious, perhaps understand through embodiment of the present invention.
Description of drawings
Accompanying drawing is used to provide further understanding of the present invention, and constitutes the part of specification, and and embodiments of the invention, be used to explain the present invention together, be not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the structural representation of existing food boiling equipment;
Fig. 2 is the food boiling device structure sketch map according to automatic elimination foam of the present invention;
Fig. 3 is the foam detecting element structural representation according to the food boiling equipment of automatic elimination foam of the present invention;
Fig. 4 is the electrical principle block diagram according to the automatic Despumation device of the food boiling equipment of automatic elimination foam of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein only is used for explanation and explains the present invention, and be not used in qualification the present invention.
The present invention utilizes the electric conductivity of foam, realizes detecting automatically foam, eliminates foam automatically.
Fig. 2 is the food boiling device structure sketch map according to automatic elimination foam of the present invention; As shown in Figure 2; The food boiling equipment of automatic elimination foam of the present invention; Comprise container 201, water supply electromagnetic valve 202, feed pipe 203, electric control gear 204, overflow pipe 205, heating element 206, water level detecting element 207 and foam detecting element 208, wherein
Water supply electromagnetic valve 202 is installed on the feed pipe 203, and its coil connects with the output control terminal of electric control gear 204 through lead;
Electric control gear is Programmable Logic Controller (PLC) or can converts the low tension switch amount to can drive direct current (or interchange) output of eliminating foam executive component (water supply electromagnetic valve 202, heating element 206) action electric device;
Overflow pipe 205 adopts stainless steel tube to make; Its top flushes with the required water level of cooking technology, and the bottom connects with spout hole on the container, when unnecessary water occurring; Water reaches the purpose of guaranteeing to keep in the container 201 required water level outside the top drilling amount discharge container 201 of overflow pipe 205;
Water level detecting element 207 is installed in the sidewall of container 201; Adopt level sensor or floating ball lever meter; Its output and electric control gear 204 inputs link, and when water level changed, it was transferred to electric control gear 204 through lead-out wire with switching signal; Drive water supply electromagnetic valve 202, realize water level control;
Fig. 3 is the foam detecting element structural representation according to the food boiling equipment of automatic elimination foam of the present invention; As shown in Figure 3; Foam detecting element 208 comprises electrode bar 801, base 802, nut 803, nut 804, draws lead 805, sealing ring 806 and sealing ring 807, wherein
Above-mentioned is one of the embodiment of foam detecting element.As long as guarantee the electrode bar of foam detecting element and as keeping insulation between the conductor of another utmost point; And installation interval within the specific limits; In the time of guaranteeing foam to occur, both all can effectively contact foam, and between is low-voltage DC in addition; Regardless of version, all can reach the purpose that detects foam.
The common level of foam detecting element is installed on the container side wall, and must make maintenance insulation between the foam detecting element electrode bar, and its occupation mode is following:
1. adopting two foam detecting elements to carry out foam detects.In the container side wall level two detecting elements are installed, distance can not be excessive between the two, and when wherein one setting height(from bottom) must guarantee that foam occurs, electric control gear had enough response times, realizes foam removal, in order to avoid the foam overflow container.Low-voltage DC is added in respectively on the electrode bar of two foam detecting elements;
2. adopting a foam detecting element to carry out foam detects.When container adopts metal material to make; Can the utmost point of chamber wall as the foam detecting element only be installed a foam detecting element on the sidewall of container, and must keep and the chamber wall insulation; When its setting height(from bottom) must guarantee that foam occurs; Electric control gear has enough response times, realizes foam removal, in order to avoid the foam overflow container.Low-voltage DC is added in respectively on foam detecting element electrode bar and the chamber wall.
Fig. 4 is the electrical principle block diagram according to the automatic Despumation device of the food boiling equipment of automatic elimination foam of the present invention; As shown in Figure 4; The automatic Despumation device of the food boiling equipment of automatic elimination foam of the present invention comprises water level detecting element 207, foam detecting element 208, electric control gear 204, water supply electromagnetic valve 202; And heating element 206, wherein
The output of water level detecting element 207 and foam detecting element 208 is connected with the input of electric control gear 204 respectively, and the output control terminal of electric control gear 204 is mounted on the water supply electromagnetic valve 202 and heating element 206 on the feed pipe respectively.
When the conducting of foam detecting element the two poles of the earth, electric control gear control water supply electromagnetic valve is opened, and gives in the container to add water, and water temperature reduces makes lather collapse, and foam detecting element the two poles of the earth are broken off once more, and electric control gear control water supply electromagnetic valve is closed, and stops water filling.
When the conducting of foam detecting element the two poles of the earth, electric control gear control heating element reduces (or cut-out) energy supply; Water temperature reduces makes lather collapse; Foam detecting element the two poles of the earth are broken off once more, and electric control gear makes the energy supply of heating element be in holding state, can be according to the cooking technology requirement; In time recover energy supply, to guarantee the water temperature of cooking technology requirement.
One of ordinary skill in the art will appreciate that: the above is merely the preferred embodiments of the present invention; Be not limited to the present invention; Although the present invention has been carried out detailed explanation with reference to previous embodiment; For a person skilled in the art, it still can be made amendment to the technical scheme of aforementioned each embodiment record, perhaps part technical characterictic wherein is equal to replacement.All within spirit of the present invention and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. a food boiling equipment comprises container, feed pipe, overflow pipe, heating element, it is characterized in that,
Said food boiling equipment also comprise by be installed in water supply electromagnetic valve on the said feed pipe, be installed in said container side and be used for the sensed water level height the water level detecting element, be installed in said container side and be used to detect the foam detecting element of foam height, and the automatic Despumation device of the electric control gear composition of control output and heating load;
The output of said foam detecting element and said water level detecting element is connected with the input of said electric control gear respectively, and the control output end of said electric control gear is connected with heating element with said water supply electromagnetic valve respectively;
Said foam detecting element further comprises electrode bar, base, draws lead, nut and sealing ring; Wherein said base is fixedly mounted on the container side wall; Said electrode bar passes said base and is fixed on the base; Adopt the sealing ring sealing between base and container side wall, electrode bar and the base respectively, and when the container material is conductive material, electrode bar and container insulation;
One side of said container has the installing hole that said heating element, water level detecting element and foam detecting element are installed, and the bottom has the installing hole that said overflow pipe is installed.
2. food boiling equipment according to claim 1 is characterized in that, said electric control gear is Programmable Logic Controller or the device that passes through the output of low level control forceful electric power break-make.
3. food boiling equipment according to claim 1 is characterized in that, according to the electric conductivity of container, adopts 1 or two foam detecting elements to carry out foam and detects.
4. food boiling equipment according to claim 1 is characterized in that said water level detecting element is floating ball lever meter or level sensor.
5. according to the described food boiling of claim 1 equipment, it is characterized in that said heating element is electrothermal tube, combustion gas fire row or fuel oil fire row.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101285705A CN102239975B (en) | 2011-05-18 | 2011-05-18 | Food cooking device capable of automatically eliminating foams |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101285705A CN102239975B (en) | 2011-05-18 | 2011-05-18 | Food cooking device capable of automatically eliminating foams |
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| CN102239975A CN102239975A (en) | 2011-11-16 |
| CN102239975B true CN102239975B (en) | 2012-11-14 |
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| CN2011101285705A Active CN102239975B (en) | 2011-05-18 | 2011-05-18 | Food cooking device capable of automatically eliminating foams |
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| CN109187681A (en) * | 2018-08-09 | 2019-01-11 | 江苏丰泽生物工程设备制造有限公司 | A kind of no dead angle foam detecting electrode |
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| CN2237397Y (en) * | 1995-05-12 | 1996-10-16 | 豪家实业有限公司 | Boiler for boiling pure water |
| CN2401121Y (en) * | 1999-12-14 | 2000-10-18 | 黎焯雄 | Fully automatic electrically heated water-boiling apparatus |
| CN201048850Y (en) * | 2007-06-19 | 2008-04-23 | 谢玉胜 | Novel intelligent water drinking machine |
| CN101637243A (en) * | 2009-05-01 | 2010-02-03 | 美的集团有限公司 | Pulping method of pulping machine |
| CN202077535U (en) * | 2011-05-18 | 2011-12-21 | 邱于正 | Food cooking equipment for automatically eliminating foams |
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