CN107036381B - Control method and control device of display cabinet, display cabinet and computer equipment - Google Patents
Control method and control device of display cabinet, display cabinet and computer equipment Download PDFInfo
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- CN107036381B CN107036381B CN201710453124.9A CN201710453124A CN107036381B CN 107036381 B CN107036381 B CN 107036381B CN 201710453124 A CN201710453124 A CN 201710453124A CN 107036381 B CN107036381 B CN 107036381B
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- heating
- temperature
- display cabinet
- air door
- heating area
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/12—Arrangements of compartments additional to cooling compartments; Combinations of refrigerators with other equipment, e.g. stove
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D29/00—Arrangement or mounting of control or safety devices
- F25D29/005—Mounting of control devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2700/00—Means for sensing or measuring; Sensors therefor
- F25D2700/12—Sensors measuring the inside temperature
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- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Freezers Or Refrigerated Showcases (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention provides a control method and a control device of a display cabinet, the display cabinet and computer equipment. The display cabinet comprises a heating area, heating wires, an air door and a condenser air channel, wherein the heating area comprises a heat conducting surface, the heat conducting surface is paved on the bottom layer of the heating area, the heating wires are uniformly paved below the heat conducting surface, the air door is used for connecting the outside and the condenser air channel, and the control method comprises the following steps: detecting and judging whether the refrigeration or freezing function of the display cabinet is started or not; when the refrigeration or freezing function of the display cabinet is judged to be started, detecting the temperature of the heating area in real time, and comparing the temperature with the set temperature; and according to the comparison result, adjusting the opening angle of the air door or controlling the heating wire to start heating so as to enable the temperature of the heating area to be within a preset temperature range. According to the technical scheme, the problem of overheating during heating in the display cabinet is solved, and the three functions of refrigeration, freezing and heating are integrated in one display cabinet, so that the display cabinet is diversified in function, and the effect of one box with multiple purposes is achieved.
Description
Technical Field
The invention relates to the technical field of refrigerators, in particular to a control method and a control device of a display cabinet, the display cabinet, computer equipment and a computer storage medium.
Background
In the existing display cabinet, in order to realize the heating and heat preservation functions, a heating lamp source is usually adopted for realizing the heating and heat preservation functions, and the temperature is uncontrollable, so that the stored food is higher than the required preservation temperature, and the taste and freshness of the food are reduced; meanwhile, due to the limitation of function singleness, the multi-aspect requirements of customers cannot be met when the product is sold.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art or the related art.
To this end, a first object of the invention is to propose a control method of a display case.
The second purpose of the invention is to provide a control device of the display cabinet.
A third object of the present invention is to provide a display case.
A fourth object of the invention is to propose a computer device.
A fifth object of the invention is to propose a computer-readable storage medium.
In view of the above, according to a first object of the present invention, there is provided a control method for a display cabinet, the display cabinet includes a heating area, a heating wire, an air door, and a condenser air duct, wherein the heating area includes a heat conducting surface, the heat conducting surface is laid on a bottom layer of the heating area, the heating wire is uniformly laid below the heat conducting surface, and the air door is used for connecting the outside and the condenser air duct, the control method for the display cabinet includes: detecting and judging whether the refrigeration or freezing function of the display cabinet is started or not; when the refrigeration or freezing function of the display cabinet is judged to be started, detecting the temperature of the heating area in real time, and comparing the temperature with the set temperature; and according to the comparison result, adjusting the opening angle of the air door or controlling the heating wire to start heating so as to enable the temperature of the heating area to be within a preset temperature range.
According to the control method of the display cabinet, the heat conducting surface is paved on the bottom layer of the heating area, the heating wires are uniformly paved below the heat conducting surface and used for heating the heat conducting surface, the air door is connected with the outside and the internal condenser air duct, condensing, radiating, collecting and converting the heat, meanwhile, the angle of the air door is adjusted, outside air is brought into the air door, and the temperature of the heat conducting surface is adjusted. After the refrigeration or freezing function of the display cabinet is started, the temperature of the heating area is monitored in real time and compared with the set temperature, and if the temperature of the heating area is not within the preset temperature range, the opening angle of the air door is adjusted or the heating wire is started, so that the temperature of the heating area is within the preset temperature range. According to the technical scheme, the problem of overheating in the display cabinet is solved, and the three functions of refrigeration, freezing and heating are integrated in one display cabinet, so that the display cabinet is diversified in function, the effect of one box with multiple purposes is realized, the taste and freshness of food are improved, and the user experience is improved.
In addition, the control method of the display cabinet according to the present invention may further have the following additional technical features:
in the foregoing technical solution, preferably, the step of adjusting an opening angle of the damper according to the comparison result so that the temperature of the heating area is within a preset temperature range specifically includes: when the difference value between the temperature and the set temperature is greater than or equal to a first preset threshold value, adjusting the air door to open a first angle, so that the heating area is communicated with the outside and the condenser air duct; judging whether the temperature is within a preset temperature range or not; when the temperature is within the preset temperature range, the air door is adjusted to open a second angle, so that the heating area is isolated from the outside and the condenser air duct.
In the technical scheme, the difference value between the temperature of the heating area and the set temperature is calculated and compared with a preset threshold value, when the difference value is larger than or equal to a first preset threshold value, the surplus of heat transferred by a condenser is indicated, an air door is adjusted to open a first angle, the air door is connected with the outside and an internal condenser air duct, and a part of outside air enters to reduce the temperature entering a heat conducting surface; the temperature of the real-time detection zone of heating, when confirming that the temperature in the zone of heating is in the temperature range of predetermineeing, then the air damper opens the second angle, makes the zone of heating only communicate with each other with the condenser wind channel, collects the conversion use with the condensation heat dissipation, can make the zone of heating keep the best temperature state, promotes fresh-keeping effect and practices thrift the performance of environmental protection.
In any of the above technical solutions, preferably, the step of controlling the heating wire to start heating according to the comparison result so that the temperature of the heating area is within a preset temperature range specifically includes: when the difference between the temperature and the set temperature is smaller than or equal to a second threshold, judging whether the duration time of the difference between the temperature and the set temperature, which is smaller than or equal to the second threshold, is longer than or equal to the set time; when the duration time is more than or equal to the set time, controlling the heating wire to start heating; judging whether the temperature is within a preset temperature range or not; and when the temperature is in the preset temperature range, closing the heating wire.
In the technical scheme, the difference value between the temperature of the heating area and the set temperature is calculated and compared with the preset threshold value, when the difference value is smaller than or equal to the second threshold value, the fact that the heat transferred by the condenser is not enough to enable the temperature of the heating area to reach the set temperature is indicated, and if the duration time of the difference value smaller than or equal to the second threshold value reaches the set time, such as 30 minutes, the heating function of the heating wire is started, so that on one hand, condensation heat dissipation is collected and converted for use, on the other hand, the heating wire is used for heating, the temperature rising speed is accelerated, and the purposes of energy conservation and environmental protection are achieved; the temperature in the real-time detection zone of heating, when the temperature in the definite zone of heating is in the predetermined temperature range, then close the heating function of heater strip, through collecting the conversion use with the condensation heat dissipation, can make the zone of heating keep the best temperature state, promote fresh-keeping effect and practice thrift the performance of environmental protection.
In any of the above technical solutions, preferably, the control method of the display cabinet further includes: and when the refrigeration or freezing function of the display cabinet is judged not to be started, controlling the heating wire to start heating so that the temperature of the heating area is in a preset temperature range.
In this technical scheme, when the cold-stored or freezing function of show cupboard does not open, directly open the heating function of heater strip, realize getting into the temperature of heat-conducting surface through the heater strip, the temperature in the real-time detection zone of heating, when the temperature in the definite zone of heating is in the temperature range of predetermineeing, then closes the heating function of heater strip to realize the switching of cold-stored, freezing, three kinds of functions of heating in the show cupboard, satisfy the demand of user to show cupboard function pluralism.
In any of the above technical solutions, preferably, the first preset threshold range: 4 ℃ to 7 ℃; first/second angle ranges: 0 to 90 degrees.
In this technical solution, the first preset threshold range: 4 ℃ to 7 ℃, first/second angle range: 0 to 90 degrees, but is not limited thereto.
In any of the above technical solutions, preferably, the first preset threshold is 5 ℃, the second threshold is 0 ℃, the first angle is 90 degrees, and the second angle is 0 degrees.
In this technical scheme, the first preset threshold is 5 ℃, the second threshold is 0 ℃, the first angle is 90 degrees, and the second angle is 0 degrees, but not limited thereto.
According to a second object of the present invention, there is provided a control device for a display cabinet, the display cabinet comprising a heating zone, a heating wire, an air door and a condenser air duct, wherein the heating zone comprises a heat conducting surface, the heat conducting surface is laid on a bottom layer of the heating zone, the heating wire is uniformly laid below the heat conducting surface, the air door is used for connecting the outside and the condenser air duct, the control device for the display cabinet comprises: the detection unit is used for detecting and judging whether the refrigeration or freezing function of the display cabinet is started or not; the comparison unit is used for detecting the temperature of the heating area in real time and comparing the temperature with the set temperature after judging that the refrigeration or freezing function of the display cabinet is started; and the control unit is used for adjusting the opening angle of the air door or controlling the heating wire to start heating according to the comparison result so as to enable the temperature of the heating area to be within a preset temperature range.
According to the control device of the display cabinet, the heat conducting surface is paved on the bottom layer of the heating area, the heating wires are uniformly paved below the heat conducting surface and used for heating the heat conducting surface, the air door is connected with the outside and the internal condenser air duct to collect and convert condensation heat dissipation for use, and meanwhile, the angle of the air door is adjusted to bring in outside air to enter so as to adjust the temperature of the heat conducting surface. After the refrigeration or freezing function of the display cabinet is started, the temperature of the heating area is monitored in real time and compared with the set temperature, and if the temperature of the heating area is not within the preset temperature range, the opening angle of the air door is adjusted or the heating wire is started, so that the temperature of the heating area is within the preset temperature range. According to the technical scheme, the problem of overheating in the display cabinet is solved, and the three functions of refrigeration, freezing and heating are integrated in one display cabinet, so that the display cabinet is diversified in function, the effect of one box with multiple purposes is realized, the taste and freshness of food are improved, and the user experience is improved.
In the above technical solution, preferably, the control unit specifically includes: the air door control unit is used for adjusting the air door to open a first angle when the difference value between the temperature and the set temperature is greater than or equal to a first preset threshold value, so that the heating area is communicated with the outside and the condenser air channel; the first judging unit is used for judging whether the temperature is in a preset temperature range or not; and the air door control unit is also used for adjusting the air door to open a second angle when the temperature is within the preset temperature range, so that the heating zone is isolated from the outside and the condenser air channel.
In the technical scheme, the difference value between the temperature of the heating area and the set temperature is calculated and compared with a preset threshold value, when the difference value is larger than or equal to a first preset threshold value, the surplus of heat transferred by a condenser is indicated, an air door is adjusted to open a first angle, the air door is connected with the outside and an internal condenser air duct, and a part of outside air enters to reduce the temperature entering a heat conducting surface; the temperature of the real-time detection zone of heating, when confirming that the temperature in the zone of heating is in the temperature range of predetermineeing, then the air damper opens the second angle, makes the zone of heating only communicate with each other with the condenser wind channel, collects the conversion use with the condensation heat dissipation, can make the zone of heating keep the best temperature state, promotes fresh-keeping effect and practices thrift the performance of environmental protection.
In any of the above technical solutions, preferably, the control unit specifically further includes: the second judgment unit is used for judging whether the duration time of the difference between the temperature and the set temperature is less than or equal to the second threshold value is more than or equal to the set time or not when the difference between the temperature and the set temperature is less than or equal to the second threshold value; the heating wire control unit is used for controlling the heating wire to start heating when the duration time is more than or equal to the set time; the first judging unit is also used for judging whether the temperature is in a preset temperature range or not; and the heating wire control unit is also used for closing the heating wire when the temperature is in a preset temperature range.
In the technical scheme, the difference value between the temperature of the heating area and the set temperature is calculated and compared with the preset threshold value, when the difference value is smaller than or equal to the second threshold value, the fact that the heat transferred by the condenser is not enough to enable the temperature of the heating area to reach the set temperature is indicated, and if the duration time of the difference value smaller than or equal to the second threshold value reaches the set time, such as 30 minutes, the heating function of the heating wire is started, so that on one hand, condensation heat dissipation is collected and converted for use, on the other hand, the heating wire is used for heating, the temperature rising speed is accelerated, and the purposes of energy conservation and environmental protection are achieved; the temperature in the real-time detection zone of heating, when the temperature in the definite zone of heating is in the predetermined temperature range, then close the heating function of heater strip, through collecting the conversion use with the condensation heat dissipation, can make the zone of heating keep the best temperature state, promote fresh-keeping effect and practice thrift the performance of environmental protection.
In any of the above technical solutions, preferably, the heating wire control unit is further configured to control the heating wire to start heating when it is determined that the refrigeration or freezing function of the display cabinet is not turned on, so that the temperature of the heating area is within a preset temperature range.
In this technical scheme, when the cold-stored or freezing function of show cupboard does not open, directly open the heating function of heater strip, realize getting into the temperature of heat-conducting surface through the heater strip, the temperature in the real-time detection zone of heating, when the temperature in the definite zone of heating is in the temperature range of predetermineeing, then closes the heating function of heater strip to realize the switching of cold-stored, freezing, three kinds of functions of heating in the show cupboard, satisfy the demand of user to show cupboard function pluralism.
In any of the above technical solutions, preferably, the first preset threshold range: 4 ℃ to 7 ℃; first/second angle ranges: 0 to 90 degrees.
In this technical solution, the first preset threshold range: 4 ℃ to 7 ℃, first/second angle range: 0 to 90 degrees, but is not limited thereto.
In any of the above technical solutions, preferably, the first preset threshold is 5 ℃, the second threshold is 0 ℃, the first angle is 90 degrees, and the second angle is 0 degrees.
In this technical solution, the first preset threshold is 5 ℃, the second threshold is 0 ℃, the first angle is 90 degrees, and the second angle is 0 degrees, but is not limited thereto.
According to a third object of the present invention, there is provided a display cabinet, comprising a heating zone, a heating wire, an air door, and a condenser air duct, wherein the heating zone comprises a heat conducting surface, the heat conducting surface is laid on a bottom layer of the heating zone, the heating wire is uniformly laid below the heat conducting surface, and the air door is used for connecting the outside and the condenser air duct, the display cabinet further comprising: the control device of the display cabinet according to any one of the above technical solutions.
According to the display cabinet, the control device of the display cabinet is adopted, the problem of overheating in the display cabinet is solved, and the three functions of refrigeration, freezing and heating are integrated in one display cabinet, so that the display cabinet is diversified in function, the effect of one box with multiple purposes is realized, the taste and freshness of food are improved, and the user experience is improved.
According to a fourth object of the present invention, there is provided a computer device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, the processor being adapted to perform the method steps of the method of controlling a display case as described in any of the above claims.
According to a fifth object of the present invention, there is provided a computer readable storage medium, on which a computer program is stored, which computer program, when being executed by a processor, realizes the method steps of the control method of a display case according to any one of the above-mentioned technical solutions.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 illustrates a flow diagram of a method of controlling a display case according to one embodiment of the present invention;
FIG. 2 is a flow chart illustrating a method of controlling a display case according to another embodiment of the present invention;
FIG. 3 is a flow chart illustrating a method of controlling a display case according to still another embodiment of the present invention;
FIG. 4 shows a schematic block diagram of a control device of a display case according to one embodiment of the present invention;
FIG. 5 shows a schematic block diagram of a control arrangement of a display case according to another embodiment of the present invention;
FIG. 6 shows a schematic block diagram of a control apparatus of a display case according to yet another embodiment of the present invention;
FIG. 7 shows a schematic block diagram of a display case according to one embodiment of the present invention;
FIG. 8 shows a schematic block diagram of a display case according to a specific embodiment of the present invention;
FIG. 9 shows a schematic diagram of a computer device according to one embodiment of the invention.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
Fig. 1 is a schematic flow chart of a control method of a display case according to an embodiment of the invention. The display cabinet comprises a heating zone, heating wires, an air door and a condenser air channel, wherein the heating zone comprises a heat conducting surface, the heat conducting surface is paved on the bottom layer of the heating zone, the heating wires are uniformly paved below the heat conducting surface, the air door is used for connecting the outside and the condenser air channel, and the control method 100 of the display cabinet comprises the following steps:
102, detecting and judging whether the refrigeration or freezing function of the display cabinet is started or not;
104, detecting the temperature of the heating area in real time after judging that the refrigeration or freezing function of the display cabinet is started, and comparing the temperature with a set temperature;
and 106, adjusting the opening angle of the air door or controlling the heating wire to start heating according to the comparison result so as to enable the temperature of the heating area to be within a preset temperature range.
According to the control method of the display cabinet, the heat conducting surface is paved on the bottom layer of the heating area, the heating wires are uniformly paved below the heat conducting surface and used for heating the heat conducting surface, the air door is connected with the outside and the internal condenser air duct, condensing, radiating, collecting and converting the heat, meanwhile, the angle of the air door is adjusted, outside air is brought into the air door, and the temperature of the heat conducting surface is adjusted. After the refrigeration or freezing function of the display cabinet is started, the temperature of the heating area is monitored in real time and compared with the set temperature, and if the temperature of the heating area is not within the preset temperature range, the opening angle of the air door is adjusted or the heating wire is started, so that the temperature of the heating area is within the preset temperature range. According to the technical scheme, the problem of overheating in the display cabinet is solved, and the three functions of refrigeration, freezing and heating are integrated in one display cabinet, so that the display cabinet is diversified in function, the effect of one box with multiple purposes is realized, the taste and freshness of food are improved, and the user experience is improved.
Fig. 2 is a schematic flow chart of a control method of a display case according to another embodiment of the present invention. The display cabinet comprises a heating zone, heating wires, an air door and a condenser air channel, wherein the heating zone comprises a heat conducting surface, the heat conducting surface is paved on the bottom layer of the heating zone, the heating wires are uniformly paved below the heat conducting surface, the air door is used for connecting the outside and the condenser air channel, and the control method 200 of the display cabinet comprises the following steps:
according to the comparison result, adjusting the opening angle of the air door so as to enable the temperature of the heating area to be within a preset temperature range, and the method specifically comprises the following steps:
and step 210, when the temperature is within the preset temperature range, adjusting the air door to open a second angle, so that the heating area is isolated from the outside and the condenser air duct.
In the embodiment, the difference value between the temperature of the heating area and the set temperature is calculated and compared with a preset threshold value, when the difference value is greater than or equal to a first preset threshold value, the surplus of heat transferred by the condenser is indicated, the air door is adjusted to open a first angle, the air door is connected with the outside and an internal condenser air duct, and a part of outside air enters to reduce the temperature entering the heat conducting surface; the temperature of the real-time detection zone of heating, when confirming that the temperature in the zone of heating is in the temperature range of predetermineeing, then the air damper opens the second angle, makes the zone of heating only communicate with each other with the condenser wind channel, collects the conversion use with the condensation heat dissipation, can make the zone of heating keep the best temperature state, promotes fresh-keeping effect and practices thrift the performance of environmental protection.
In any of the above embodiments, preferably, the step of controlling the heating wire to start heating according to the comparison result so that the temperature of the heating area is within the preset temperature range specifically includes: when the difference between the temperature and the set temperature is smaller than or equal to a second threshold, judging whether the duration time of the difference between the temperature and the set temperature, which is smaller than or equal to the second threshold, is longer than or equal to the set time; when the duration time is more than or equal to the set time, controlling the heating wire to start heating; judging whether the temperature is within a preset temperature range or not; and when the temperature is in the preset temperature range, closing the heating wire.
In this embodiment, by calculating a difference between the temperature of the heating area and the set temperature and comparing the difference with a preset threshold, when the difference is less than or equal to a second threshold, it indicates that the heat transferred by the condenser is insufficient to make the temperature of the heating area reach the set temperature, and if the duration of the difference is less than or equal to the second threshold reaches a set time, such as 30 minutes, the heating function of the heating wire is turned on, so that on one hand, the condensation heat dissipation is collected, converted and used, and on the other hand, the heating wire is used for heating, which not only speeds up the temperature rise, but also achieves the purposes of energy saving and environmental protection; the temperature in the real-time detection zone of heating, when the temperature in the definite zone of heating is in the predetermined temperature range, then close the heating function of heater strip, through collecting the conversion use with the condensation heat dissipation, can make the zone of heating keep the best temperature state, promote fresh-keeping effect and practice thrift the performance of environmental protection.
In any of the above embodiments, preferably, the control method of the display cabinet further includes: and when the refrigeration or freezing function of the display cabinet is judged not to be started, controlling the heating wire to start heating so that the temperature of the heating area is in a preset temperature range.
In this embodiment, when the cold-stored or freezing function of show cupboard does not open, directly open the heating function of heater strip, realize getting into the temperature of heat-conducting surface through the heater strip, the temperature of real-time detection zone of heating, when confirming that the temperature of zone of heating is in preset temperature range, then close the heating function of heater strip to realize the switching of cold-stored, freezing, three kinds of functions of heating in the show cupboard, satisfy the demand of user to the diversified function of show cupboard.
In any of the above embodiments, preferably, the first preset threshold range: 4 ℃ to 7 ℃; first/second angle ranges: 0 to 90 degrees.
In this embodiment, the first preset threshold range: 4 ℃ to 7 ℃, first/second angle range: 0 to 90 degrees, but is not limited thereto.
In any of the above embodiments, preferably, the first preset threshold is 5 ℃, the second threshold is 0 ℃, the first angle is 90 degrees, and the second angle is 0 degrees.
In this embodiment, the first preset threshold is 5 ℃, the second threshold is 0 ℃, the first angle is 90 degrees, and the second angle is 0 degrees, but is not limited thereto.
Fig. 3 is a schematic flow chart illustrating a control method of a display case according to still another embodiment of the present invention. The display cabinet comprises a heating zone, heating wires, an air door and a condenser air channel, wherein the heating zone comprises a heat conducting surface, the heat conducting surface is paved on the bottom layer of the heating zone, the heating wires are uniformly paved below the heat conducting surface, the air door is used for connecting the outside and the condenser air channel, and the control method 300 of the display cabinet comprises the following steps:
308, when the difference value between the temperature of the heating area and the set temperature is greater than or equal to a first preset threshold value, adjusting an air door to open a first angle so that the heating area is communicated with the outside and a condenser air duct;
and 324, when the refrigeration or freezing function of the display cabinet is not started, controlling the heating wire to start heating so that the temperature of the heating area is in a preset temperature range.
In this embodiment, lay one deck heat conduction face at the zone of heating bottom, the heater strip is evenly laid below the heat conduction face for heat conduction face, and the outside and inside condenser wind channel are connected to the air door, collect the condensation heat dissipation and change the use, and the air door angle is adjusted simultaneously, brings the outside air into and gets into, adjusts the temperature of heat conduction face. After the refrigeration or freezing function of the display cabinet is started, the temperature of the heating area is monitored in real time and compared with the set temperature, and if the temperature of the heating area is not within the preset temperature range, the opening angle of the air door is adjusted or the heating wire is started, so that the temperature of the heating area is within the preset temperature range. According to the technical scheme, the problem of overheating in the display cabinet is solved, and the three functions of refrigeration, freezing and heating are integrated in one display cabinet, so that the display cabinet is diversified in function, the effect of one box with multiple purposes is realized, the taste and freshness of food are improved, and the user experience is improved.
Specifically, the difference value between the temperature of the heating area and the set temperature is calculated and compared with a preset threshold value, when the difference value is larger than or equal to a first preset threshold value, the fact that the heat transferred by the condenser is surplus is indicated, the air door is adjusted to open a first angle, the air door is connected with the outside and an internal condenser air duct, and a part of outside air enters the air duct to reduce the temperature of the heat conducting surface; the temperature of the real-time detection zone of heating, when confirming that the temperature in the zone of heating is in the temperature range of predetermineeing, then the air damper opens the second angle, makes the zone of heating only communicate with each other with the condenser wind channel, collects the conversion use with the condensation heat dissipation, can make the zone of heating keep the best temperature state, promotes fresh-keeping effect and practices thrift the performance of environmental protection. When the difference is smaller than or equal to the second threshold, the heat transferred by the condenser is not enough to enable the temperature of the heating area to reach the set temperature, and if the duration time of the difference is smaller than or equal to the second threshold reaches the set time, for example, 30 minutes, the heating function of the heating wire is started, so that on one hand, condensation heat dissipation is collected and converted for use, on the other hand, the heating wire is used for heating, the temperature rising speed is accelerated, and the purposes of energy conservation and environmental protection are achieved; the temperature in the real-time detection zone of heating, when the temperature in the definite zone of heating is in the predetermined temperature range, then close the heating function of heater strip, through collecting the conversion use with the condensation heat dissipation, can make the zone of heating keep the best temperature state, promote fresh-keeping effect and practice thrift the performance of environmental protection. When the cold-stored or freezing function of show cupboard does not open, directly open the heating function of heater strip, realize getting into the temperature of heat-conducting surface through the heater strip, the temperature in the real-time detection zone of heating, when the temperature in the definite zone of heating is in predetermineeing temperature range, then close the heating function of heater strip to realize the switching of three kinds of functions of cold-stored, freezing, heating in the show cupboard, satisfy the demand of user to the diversified function of show cupboard.
In any of the above embodiments, preferably, the first preset threshold range: 4 ℃ to 7 ℃; first/second angle ranges: 0 to 90 degrees.
In this embodiment, the first preset threshold range: 4 ℃ to 7 ℃, first/second angle range: 0 to 90 degrees, but is not limited thereto.
In any of the above embodiments, preferably, the first preset threshold is 5 ℃, the second threshold is 0 ℃, the first angle is 90 degrees, and the second angle is 0 degrees.
In this embodiment, the first preset threshold is 5 ℃, the second threshold is 0 ℃, the first angle is 90 degrees, and the second angle is 0 degrees, but is not limited thereto.
As shown in FIG. 4, a schematic block diagram of a control apparatus of a display case according to one embodiment of the present invention. This show cupboard includes the zone of heating, heater strip, air door, condenser wind channel, and wherein, the zone of heating includes the heat-conducting surface, and the bottom in the zone of heating is laid to the heat-conducting surface, and the heater strip is evenly laid in the below of heat-conducting surface, and the air door is used for connecting external world and condenser wind channel, and this show cupboard's controlling means 400 includes:
a detecting unit 402, configured to detect and determine whether a refrigeration or freezing function of the display cabinet is turned on;
the comparison unit 404 is configured to detect the temperature of the heating area in real time and compare the temperature with a set temperature after the refrigeration or freezing function of the display cabinet is determined to be turned on;
and the control unit 406 is used for adjusting the opening angle of the air door or controlling the heating wire to start heating according to the comparison result so that the temperature of the heating area is within a preset temperature range.
According to the control device of the display cabinet, the heat conducting surface is paved on the bottom layer of the heating area, the heating wires are uniformly paved below the heat conducting surface and used for heating the heat conducting surface, the air door is connected with the outside and the internal condenser air duct, condensing, radiating, collecting and converting the heat, meanwhile, the angle of the air door is adjusted, outside air is brought into the air door, and the temperature of the heat conducting surface is adjusted. After the refrigeration or freezing function of the display cabinet is started, the temperature of the heating area is monitored in real time and compared with the set temperature, and if the temperature of the heating area is not within the preset temperature range, the opening angle of the air door is adjusted or the heating wire is started, so that the temperature of the heating area is within the preset temperature range. According to the embodiment of the invention, the problem of overheating during heating in the display cabinet is solved, and the three functions of refrigeration, freezing and heating are integrated in one display cabinet, so that the display cabinet has diversified functions, and the effect of one box with multiple purposes is realized, thereby improving the taste and freshness of food and improving the user experience.
As shown in fig. 5, a schematic block diagram of a control apparatus of a showcase according to another embodiment of the present invention. This show cupboard includes the zone of heating, heater strip, air door, condenser wind channel, and wherein, the zone of heating includes the heat-conducting surface, and the bottom in the zone of heating is laid to the heat-conducting surface, and the heater strip is evenly laid in the below of heat-conducting surface, and the air door is used for connecting external world and condenser wind channel, and this show cupboard's controlling means 500 includes:
the detection unit 502 is used for detecting and judging whether the refrigeration or freezing function of the display cabinet is started;
the comparison unit 504 is used for detecting the temperature of the heating area in real time and comparing the temperature with a set temperature after judging that the refrigeration or freezing function of the display cabinet is started;
a control unit 506, configured to adjust an opening angle of the damper or control the heating wire to start heating according to the comparison result, so that the temperature of the heating area is within a preset temperature range;
the control unit 506 specifically includes:
the air door control unit 5062 is used for adjusting the air door to open a first angle when the difference value between the temperature and the set temperature is greater than or equal to a first preset threshold value, so that the heating area is communicated with the outside and the condenser air duct;
a first judgment unit 5064, configured to judge whether the temperature is within a preset temperature range;
the air door control unit 5062 is further configured to adjust the air door to open a second angle when the temperature is within the preset temperature range, so that the heating area is isolated from the outside and the condenser air duct.
In the embodiment, the difference value between the temperature of the heating area and the set temperature is calculated and compared with a preset threshold value, when the difference value is greater than or equal to a first preset threshold value, the surplus of heat transferred by the condenser is indicated, the air door is adjusted to open a first angle, the air door is connected with the outside and an internal condenser air duct, and a part of outside air enters to reduce the temperature entering the heat conducting surface; the temperature of the real-time detection zone of heating, when confirming that the temperature in the zone of heating is in the temperature range of predetermineeing, then the air damper opens the second angle, makes the zone of heating only communicate with each other with the condenser wind channel, collects the conversion use with the condensation heat dissipation, can make the zone of heating keep the best temperature state, promotes fresh-keeping effect and practices thrift the performance of environmental protection.
As shown in FIG. 6, a schematic block diagram of a control apparatus of a showcase according to still another embodiment of the present invention. This show cupboard includes the zone of heating, heater strip, air door, condenser wind channel, and wherein, the zone of heating includes the heat-conducting surface, and the bottom in the zone of heating is laid to the heat-conducting surface, and the heater strip is evenly laid in the below of heat-conducting surface, and the air door is used for connecting external world and condenser wind channel, and this show cupboard's controlling means 600 includes:
the detection unit 602 is configured to detect and determine whether a refrigeration or freezing function of the display cabinet is turned on;
the comparison unit 604 is used for detecting the temperature of the heating area in real time and comparing the temperature with a set temperature after judging that the refrigeration or freezing function of the display cabinet is started;
a control unit 606 for adjusting the opening angle of the damper or controlling the heating wire to start heating according to the comparison result, so that the temperature of the heating area is within a preset temperature range;
the control unit 606 specifically includes:
the air door control unit 6062 is configured to adjust an air door to open by a first angle when a difference between the temperature and the set temperature is greater than or equal to a first preset threshold value, so that the heating area is communicated with the outside and the condenser air duct;
a first judgment unit 6064 configured to judge whether the temperature is within a preset temperature range;
the air door control unit 6062 is further configured to adjust the air door to open a second angle when the temperature is within the preset temperature range, so that the heating area is only communicated with the condenser air duct;
a second determination unit 6066 configured to determine whether or not a duration in which a difference between the temperature and the set temperature is equal to or less than a second threshold is equal to or greater than a set time when the difference between the temperature and the set temperature is equal to or less than the second threshold;
a wire control unit 6068 for controlling the wire to start heating when the duration time is equal to or longer than a set time;
the first judgment unit 6064 is further configured to judge whether the temperature is within a preset temperature range;
a heater wire control unit 6068, which is also used to turn off the heater wire when the temperature is in a preset temperature range.
In this embodiment, by calculating a difference between the temperature of the heating area and the set temperature and comparing the difference with a preset threshold, when the difference is less than or equal to a second threshold, it indicates that the heat transferred by the condenser is insufficient to make the temperature of the heating area reach the set temperature, and if the duration of the difference is less than or equal to the second threshold reaches a set time, such as 30 minutes, the heating function of the heating wire is turned on, so that on one hand, the condensation heat dissipation is collected, converted and used, and on the other hand, the heating wire is used for heating, which not only speeds up the temperature rise, but also achieves the purposes of energy saving and environmental protection; the temperature in the real-time detection zone of heating, when the temperature in the definite zone of heating is in the predetermined temperature range, then close the heating function of heater strip, through collecting the conversion use with the condensation heat dissipation, can make the zone of heating keep the best temperature state, promote fresh-keeping effect and practice thrift the performance of environmental protection.
In any of the above embodiments, preferably, the heating wire control unit 6068 is further configured to control the heating wire to start heating when it is determined that the refrigerating or freezing function of the display case is not turned on, so that the temperature of the heating area is within the preset temperature range.
In this embodiment, when the cold-stored or freezing function of show cupboard does not open, directly open the heating function of heater strip, realize getting into the temperature of heat-conducting surface through the heater strip, the temperature of real-time detection zone of heating, when confirming that the temperature of zone of heating is in preset temperature range, then close the heating function of heater strip to realize the switching of cold-stored, freezing, three kinds of functions of heating in the show cupboard, satisfy the demand of user to the diversified function of show cupboard.
In any of the above embodiments, preferably, the first preset threshold range: 4 ℃ to 7 ℃; first/second angle ranges: 0 to 90 degrees.
In this embodiment, the first preset threshold range: 4 ℃ to 7 ℃, first/second angle range: 0 to 90 degrees, but is not limited thereto.
In any of the above embodiments, preferably, the first preset threshold is 5 ℃, the second threshold is 0 ℃, the first angle is 90 degrees, and the second angle is 0 degrees.
In this embodiment, the first preset threshold is 5 ℃, the second threshold is 0 ℃, the first angle is 90 degrees, and the second angle is 0 degrees, but not limited thereto.
As shown in FIG. 7, a schematic block diagram of a display case according to one embodiment of the present invention. This show cupboard 700, including heating zone 702, heater strip 704, air door 706, condenser wind channel 708, wherein, heating zone 702 includes heat conduction surface 7022, and heat conduction surface 7022 is laid in the bottom of heating zone 702, and heater strip 704 evenly lays in the below of heat conduction surface 7022, and air door 706 is used for connecting external world and condenser wind channel 708, and this show cupboard 700 still includes: a control device 710 for a display case as described in any of the above embodiments.
According to the display cabinet 700 provided by the invention, the problem of overheating during heating in the display cabinet is solved by adopting the control device 710 of the display cabinet, and meanwhile, three functions of refrigeration, freezing and heating are integrated in one display cabinet, so that the display cabinet is diversified in function, and the effect of one box with multiple purposes is realized, thereby improving the taste and freshness of food and improving the user experience.
FIG. 8 is a schematic diagram of a display case according to an embodiment of the present invention. The display cabinet comprises a display cabinet refrigerating chamber 802, a display cabinet freezing chamber 804, an evaporator 806, a throttling device 808, a compressor 810, a condenser 812, a condensing fan 814, a damper 816 and a display cabinet heating zone 818. Heating the wire 820. A heat conducting surface is laid on the bottom layer of a heating area 818 of the showcase, heating wires 820 are uniformly laid below the heat conducting surface, and the air door 816 is connected with the outside and an internal condenser air duct, so that outside air is brought in by adjusting the angle of the air door 816 to realize the temperature of the heat conducting surface; wherein, TdSet temperature, T, for the showcase heating zone 8181The real-time temperature of the heating zone 818 of the showcase, and t is the cumulative operating time of the condensing fan.
When the compressor works, the heat released by the condenser 812 is transferred to the heat conducting surface through the condensing fan 814 and the air door 816, so that uniform heating is realized; then, the real-time temperature T of the heating zone 818 of the showcase is determined1And a set temperature TdTo determine whether the heat transferred by the condenser 812 can meet the demand;
if the heat transferred by the condenser is surplus, a part of external air enters through adjusting the angle of the air door, and the temperature of the air entering the heat conducting surface is reduced;
if the heat transferred by the condenser is insufficient and cannot meet the requirement after t (optionally, t is 30min), the heating wire is started again to heat synchronously, when the temperature reaches the vicinity of the set temperature, the heating wire is closed again, and meanwhile, the angle of the air door 816 is turned outdoors, and the condensation heat is turned outdoors.
In this embodiment, utilize and collect condenser heat dissipation and realize the switching of cold-stored, freezing, three kinds of functions in the show cupboard, with the show cupboard function pluralism, realize the effect that a case is multi-purpose to satisfy many-sided demands of user, reach energy-concerving and environment-protective purpose simultaneously again, greatly promote user experience.
FIG. 9 is a schematic diagram of a computer device according to one embodiment of the invention. The computer device 1 comprises a memory 12, a processor 14 and a computer program stored on the memory 12 and executable on the processor 14, the processor 14 being adapted to perform the method steps of the method of controlling a display case as described in any of the embodiments above.
The computer equipment 1 provided by the invention solves the problem of overheating in the display cabinet, and integrates three functions of refrigeration, freezing and heating into one display cabinet, so that the display cabinet has diversified functions, and the effect of one box with multiple purposes is realized, thereby improving the taste and freshness of food and improving the user experience.
According to a fifth object of the present invention, there is provided a computer-readable storage medium, on which a computer program is stored, which computer program, when being executed by a processor, realizes the method steps of the control method of a display case according to any one of the above-mentioned embodiments.
The computer-readable storage medium provided by the invention solves the problem of overheating in the display cabinet, and integrates three functions of refrigeration, freezing and heating into one display cabinet, so that the display cabinet has diversified functions, and the effect of one box with multiple purposes is realized, thereby improving the taste and freshness of food and improving the user experience.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The control method of the display cabinet is characterized in that the display cabinet comprises a heating area, heating wires, an air door and a condenser air channel, wherein the heating area comprises a heat conducting surface, the heat conducting surface is paved on the bottom layer of the heating area, the heating wires are uniformly paved below the heat conducting surface, the air door is used for connecting the outside and the condenser air channel, and the control method of the display cabinet comprises the following steps:
detecting and judging whether the refrigeration or freezing function of the display cabinet is started or not;
detecting the temperature of the heating area in real time and comparing the temperature with a set temperature after judging that the refrigeration or freezing function of the display cabinet is started;
according to the comparison result, adjusting the opening angle of the air door or controlling the heating wire to start heating so that the temperature of the heating area is in a preset temperature range;
the step of controlling the heating wire to start heating according to the comparison result so that the temperature of the heating area is within a preset temperature range specifically comprises the following steps:
when the difference value between the temperature and the set temperature is smaller than or equal to a second threshold value, judging whether the duration time of the difference value between the temperature and the set temperature, which is smaller than or equal to the second threshold value, is longer than or equal to a set time;
when the duration time is more than or equal to the set time, controlling the heating wire to start heating;
judging whether the temperature is in a preset temperature range or not;
when the temperature is in the preset temperature range, closing the heating wire;
the step of adjusting the opening angle of the damper according to the comparison result so that the temperature of the heating area is within a preset temperature range specifically comprises:
when the difference value between the temperature and the set temperature is greater than or equal to a first preset threshold value, adjusting the air door to open a first angle, so that the heating area is communicated with the outside and the condenser air duct;
judging whether the temperature is in a preset temperature range or not;
when the temperature is within the preset temperature range, adjusting the air door to open a second angle, so that the heating area is isolated from the outside and the condenser air duct;
and when the refrigeration or freezing function of the display cabinet is judged not to be started, controlling the heating wire to start heating so that the temperature of the heating area is in a preset temperature range.
2. The control method of a display case according to claim 1,
the first preset threshold range: 4 ℃ to 7 ℃;
the first/second angle ranges: 0 to 90 degrees.
3. The control method of a display case according to claim 1,
the first preset threshold value is 5 ℃, the second threshold value is 0 ℃,
the first angle is 90 degrees and the second angle is 0 degrees.
4. The control device of the display cabinet is characterized in that the display cabinet comprises a heating area, heating wires, an air door and a condenser air channel, wherein the heating area comprises a heat conducting surface, the heat conducting surface is paved on the bottom layer of the heating area, the heating wires are uniformly paved below the heat conducting surface, the air door is used for connecting the outside and the condenser air channel, and the control method of the display cabinet comprises the following steps:
the detection unit is used for detecting and judging whether the refrigeration or freezing function of the display cabinet is started or not;
the comparison unit is used for detecting the temperature of the heating area in real time and comparing the temperature with a set temperature after judging that the refrigeration or freezing function of the display cabinet is started;
the control unit is used for adjusting the opening angle of the air door or controlling the heating wire to start heating according to the comparison result so as to enable the temperature of the heating area to be within a preset temperature range;
the control unit specifically further includes:
a second determination unit, configured to determine whether a duration of a difference between the temperature and the set temperature being equal to or less than a second threshold is equal to or greater than a set time when the difference between the temperature and the set temperature is equal to or less than the second threshold;
the heating wire control unit is used for controlling the heating wire to start heating when the duration time is more than or equal to the set time;
the first judging unit is used for judging whether the temperature is in a preset temperature range or not;
the heating wire control unit is further used for closing the heating wire when the temperature is within the preset temperature range;
the control unit specifically comprises:
the air door control unit is used for adjusting the air door to open a first angle when the difference value between the temperature and the set temperature is greater than or equal to a first preset threshold value, so that the heating area is communicated with the outside and the condenser air channel;
the air door control unit is further used for adjusting the air door to open a second angle when the temperature is within the preset temperature range, so that the heating area is isolated from the outside and the condenser air duct;
and the heating wire control unit is also used for controlling the heating wire to start heating when the cold storage or freezing function of the display cabinet is not started, so that the temperature of the heating area is in a preset temperature range.
5. The control device of a display case of claim 4, wherein the first preset threshold range is: 4 ℃ to 7 ℃;
the first/second angle ranges: 0 to 90 degrees.
6. The control apparatus for a display case of claim 4,
the first preset threshold value is 5 ℃, the second threshold value is 0 ℃,
the first angle is 90 degrees and the second angle is 0 degrees.
7. The utility model provides a display cabinet, its characterized in that, includes the zone of heating, heater strip, air door, condenser wind channel, wherein, the zone of heating is including the heat-conducting surface, the heat-conducting surface is laid the bottom of the zone of heating, the heater strip is evenly laid the below of heat-conducting surface, the air door is used for connecting the external world and reach the condenser wind channel, display cabinet still includes: a control apparatus for a display case according to any one of claims 4 to 6.
8. A computer device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, characterized in that the processor is adapted to perform the steps of the method according to any of claims 1 to 3.
9. A computer-readable storage medium, on which a computer program is stored which, when being executed by a processor, carries out the steps of the method according to any one of claims 1 to 3.
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| CN110794901A (en) * | 2019-10-16 | 2020-02-14 | 农业农村部南京农业机械化研究所 | Heat radiation type tea leaf enzyme deactivating machine control system |
| CN111972975A (en) * | 2020-08-03 | 2020-11-24 | 青岛海信电子产业控股股份有限公司 | Steaming and baking oven and temperature adjusting method |
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