CN114698722A - Trough precooling control method and control device of ice cream machine and ice cream machine - Google Patents
Trough precooling control method and control device of ice cream machine and ice cream machine Download PDFInfo
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- CN114698722A CN114698722A CN202210497293.3A CN202210497293A CN114698722A CN 114698722 A CN114698722 A CN 114698722A CN 202210497293 A CN202210497293 A CN 202210497293A CN 114698722 A CN114698722 A CN 114698722A
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- 235000015243 ice cream Nutrition 0.000 title claims abstract description 69
- 238000000034 method Methods 0.000 title claims abstract description 34
- 238000005057 refrigeration Methods 0.000 claims abstract description 33
- 238000001816 cooling Methods 0.000 claims description 42
- 238000007599 discharging Methods 0.000 claims description 19
- 239000003245 coal Substances 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 10
- 238000004590 computer program Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 5
- 230000008878 coupling Effects 0.000 abstract description 3
- 238000010168 coupling process Methods 0.000 abstract description 3
- 238000005859 coupling reaction Methods 0.000 abstract description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000006071 cream Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23G—COCOA; COCOA PRODUCTS, e.g. CHOCOLATE; SUBSTITUTES FOR COCOA OR COCOA PRODUCTS; CONFECTIONERY; CHEWING GUM; ICE-CREAM; PREPARATION THEREOF
- A23G9/00—Frozen sweets, e.g. ice confectionery, ice-cream; Mixtures therefor
- A23G9/04—Production of frozen sweets, e.g. ice-cream
- A23G9/22—Details, component parts or accessories of apparatus insofar as not peculiar to a single one of the preceding groups
- A23G9/228—Arrangement and mounting of control or safety devices
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23G—COCOA; COCOA PRODUCTS, e.g. CHOCOLATE; SUBSTITUTES FOR COCOA OR COCOA PRODUCTS; CONFECTIONERY; CHEWING GUM; ICE-CREAM; PREPARATION THEREOF
- A23G9/00—Frozen sweets, e.g. ice confectionery, ice-cream; Mixtures therefor
- A23G9/04—Production of frozen sweets, e.g. ice-cream
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Confectionery (AREA)
Abstract
The embodiment of the invention provides a trough precooling control method and a trough precooling control device of an ice cream machine and the ice cream machine, and relates to the field of ice cream machines. The control method comprises the following steps: acquiring the actual temperature of a trough; and controlling the second electromagnetic valve according to the actual temperature and the preset time, and controlling the second electromagnetic valve to be closed while the first electromagnetic valve is opened. This application makes under the condition of a compressor of first evaporimeter and second evaporimeter sharing through setting up first solenoid valve, second solenoid valve and tube coupling, according to actual temperature and preset time control second solenoid valve, and control the second solenoid valve and close when first solenoid valve is opened to the precooling that also can avoid the silo influences the refrigeration effect of refrigeration jar, thereby lets the precooling of silo and the refrigeration of refrigeration jar more reasonable.
Description
Technical Field
The invention relates to the field of ice cream machines, in particular to a trough precooling control method and a trough precooling control device of an ice cream machine and the ice cream machine.
Background
The precooling of the existing ice cream machine refrigerating groove is mostly controlled by the following two modes, the first control mode is to set a special refrigerating system for the groove, the second mode is to use the branch pipeline to realize the precooling of the groove by the mode of connecting the switch of the branch pipeline on the main refrigerating system of the ice cream machine, however, the first mode has higher cost and needs to add one set of refrigerating system. While the second control mode results in a reduction in the cooling capacity of the main refrigeration system.
Disclosure of Invention
The object of the present invention includes, for example, providing a trough precooling control method, a trough precooling control device and an ice cream machine of an ice cream machine, which can realize the trough precooling well without affecting the refrigeration of a refrigeration cylinder.
Embodiments of the invention may be implemented as follows:
in a first aspect, the present invention provides a trough precooling control method for an ice cream machine, which is applied to an ice cream machine, the ice cream machine includes a compressor, a condenser, a first electromagnetic valve, a first evaporator, a trough, a second evaporator, a second electromagnetic valve and a refrigeration cylinder, the compressor, the condenser, the first electromagnetic valve and the first evaporator are connected through a pipeline to form a first coal-cooling circulation loop, the compressor, the condenser, the second electromagnetic valve and the second evaporator form a second coal-cooling circulation loop through a pipeline, the first electromagnetic valve is used for controlling on-off of the first coal-cooling circulation loop, the second electromagnetic valve is used for controlling on-off of the second coal-cooling circulation loop, the first evaporator is disposed in the refrigeration cylinder and is used for cooling the refrigeration cylinder, and the second evaporator is disposed in the trough, the cooling device is used for cooling the feed tank;
the control method comprises the following steps:
acquiring the actual temperature of the trough;
and controlling the second electromagnetic valve to be opened according to the actual temperature and the preset time, and controlling the first electromagnetic valve to be closed while the second electromagnetic valve is opened.
In an alternative embodiment, the step of controlling the second solenoid valve to be opened according to the actual temperature and the preset time, and controlling the first solenoid valve to be closed while the second solenoid valve is opened includes:
and when the actual temperature is higher than the preset temperature, the second electromagnetic valve is controlled to be opened and closed at the same time, and the second electromagnetic valve is controlled to be closed after the second electromagnetic valve is opened for the preset time.
In an alternative embodiment, the step of controlling the second electromagnetic valve to be opened according to the actual temperature and the preset time, and controlling the first electromagnetic valve to be closed while the second electromagnetic valve is opened further comprises:
when the actual temperature is higher than the preset temperature, the second electromagnetic valve is controlled to be opened and closed at the same time, and the second electromagnetic valve and the compressor are controlled to be closed after the second electromagnetic valve is opened for the preset time.
In an alternative embodiment, the step of controlling the second solenoid valve to be opened according to the actual temperature and the preset time, and controlling the first solenoid valve to be closed while the second solenoid valve is opened includes:
and when the actual temperature is less than or equal to the preset temperature, controlling the second electromagnetic valve to be closed.
In an alternative embodiment, the control method comprises:
after a discharging instruction is received, controlling the first electromagnetic valve to be opened, and simultaneously controlling the second electromagnetic valve to be closed; wherein the discharge indication characterizes a user in making ice cream.
In an alternative embodiment, the step of controlling the first solenoid to open after receiving the discharging instruction comprises:
after the discharging instruction is received, if the second electromagnetic valve is in an opening state, the second electromagnetic valve is controlled to be closed, and meanwhile, the first electromagnetic valve is opened, and if the second electromagnetic valve is in a closing state, the first electromagnetic valve is controlled to be opened.
In an optional embodiment, the control method further comprises:
if the second electromagnetic valve is in an open state when a discharging instruction is received, the first electromagnetic valve is controlled to be closed, and meanwhile the second electromagnetic valve is controlled to be opened; wherein the discharge stop indication is indicative of use for ice cream that has been beaten.
In an optional embodiment, if the second electromagnetic valve is in an open state when the discharging instruction is received, the first electromagnetic valve is controlled to be closed, and the second electromagnetic valve is controlled to be opened at the same time; wherein the outfeed stop indication indicates that the step for whipped ice cream comprises:
if the second electromagnetic valve is in an open state when the discharging instruction is received, the first electromagnetic valve is controlled to be closed after the discharging stop instruction is received, and the second electromagnetic valve is controlled to be opened for the preset time and then is controlled to be closed.
In a second aspect, the present invention provides a trough precooling control device, which is applied to an ice cream machine, wherein the ice cream machine comprises a compressor, a condenser, a first electromagnetic valve, a first evaporator, a trough, a second evaporator and a refrigerating cylinder, the compressor, the condenser, the first electromagnetic valve and the first evaporator are connected through pipelines to form a first coal cooling circulation loop, the compressor, the condenser, the second electromagnetic valve and the second evaporator form a second coal cooling circulation loop through pipelines, the first electromagnetic valve is used for controlling the on-off of the first coal-cooling circulation loop, the second electromagnetic valve is used for controlling the on-off of the second coal-cooling circulation loop, the first evaporator is arranged in the refrigeration cylinder, the second evaporator is arranged in the material tank and used for cooling the material tank;
the trough precooling control device comprises an acquisition module, a timing module and a control module;
the acquisition module is used for acquiring the actual temperature of the trough;
the timing module is used for recording the opening time of the second electromagnetic valve;
the control module is used for controlling the second electromagnetic valve to be opened according to the actual temperature and the preset time, and controlling the first electromagnetic valve to be closed while the second electromagnetic valve is opened.
In a third aspect, the present invention provides an ice cream machine comprising a controller for executing a computer program to implement the method for controlling a trough pre-cooling of an ice cream machine according to any of the preceding embodiments.
The trough precooling control method and the trough precooling control device for the ice cream machine and the ice cream machine provided by the embodiment of the invention have the beneficial effects that:
this application makes under the condition of a compressor of first evaporimeter and second evaporimeter sharing through setting up first solenoid valve, second solenoid valve and tube coupling, according to actual temperature and preset time control second solenoid valve, and control the second solenoid valve and close when first solenoid valve is opened to the precooling that also can avoid the silo influences the refrigeration effect of refrigeration jar, thereby lets the precooling of silo and the refrigeration of refrigeration jar more reasonable. And the number of times of starting and stopping the compressor can be reduced, and the energy consumption is reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of an ice cream maker according to an embodiment of the present invention;
fig. 2 is a flowchart of a trough precooling control method of an ice cream machine according to an embodiment of the present invention;
fig. 3 is a schematic flow chart illustrating a sub-step S200 of a trough pre-cooling control method for an ice cream machine according to an embodiment of the present invention;
fig. 4 is a schematic flow chart illustrating a sub-step S220 of a trough pre-cooling control method for an ice cream machine according to an embodiment of the present invention;
fig. 5 is a block diagram of a trough pre-cooling control device according to an embodiment of the present invention.
Icon: 100-ice cream machine; 110-a compressor; 120-a condenser; 130-a first solenoid valve; 140-a first evaporator; 150-trough; 160-a second evaporator; 170-second solenoid valve; 180-a refrigeration cylinder; 300-a trough pre-cooling control device; 310-an acquisition module; 320-a timing module; 330-control module.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that, if the terms "upper", "lower", "inner", "outer", etc. are used to indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings or the orientation or positional relationship which the product of the present invention is used to usually place, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the appearances of the terms "first," "second," and the like, if any, are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
It should be noted that the features of the embodiments of the present invention may be combined with each other without conflict.
Referring to fig. 1, the present embodiment provides a trough pre-cooling control method for an ice cream machine, a trough pre-cooling control apparatus 300, and an ice cream machine 100. The trough 150 precooling control method and the trough precooling control device 300 of the ice cream machine 100 are applied to the ice cream machine 100. The ice cream machine 100 includes a compressor 110, a condenser 120, a first electromagnetic valve 130, a first evaporator 140, a material tank 150, a second evaporator 160 and a refrigeration cylinder 180, wherein the compressor 110, the condenser 120, the first electromagnetic valve 130 and the first evaporator 140 are connected through a pipeline to form a first cold coal circulation loop, the compressor 110, the condenser 120, the second electromagnetic valve 170 and the second evaporator 160 form a second cold coal circulation loop through a pipeline, the first electromagnetic valve 130 is used for controlling on-off of the first cold coal circulation loop, the second electromagnetic valve 170 is used for controlling on-off of the second cold coal circulation loop, the first evaporator 140 is arranged in the refrigeration cylinder 180 and is used for cooling the refrigeration cylinder 180, and the second evaporator 160 is arranged in the material tank 150 and is used for pre-cooling the material tank 150. The first cooling coal circulation loop is a main refrigeration loop of the ice cream machine 100, which affects the quality of ice cream formation, and the second cooling coal loop is an auxiliary refrigeration loop, which is mainly used for keeping the ice cream slurry in the trough 150 fresh, so as to prevent the ice cream slurry in the trough 150 from going bad.
In this embodiment, the ice cream maker 100 further comprises a temperature sensor, which is mounted to the trough 150 and is used for detecting the actual temperature of the trough 150.
In this embodiment, the ice cream machine 100 further comprises a controller for controlling the second solenoid valve 170 according to the temperature of the cold coal and the ambient temperature.
It should be noted that the controller may be an integrated circuit chip having signal processing capability. The controller may be a general-purpose processor, including a Central Processing Unit (CPU), a single chip Microcomputer (MCU), a Micro Control Unit (MCU), a Complex Programmable Logic Device (CPLD), a Field-Programmable Gate Array (FPGA), an Application Specific Integrated Circuit (ASIC), an embedded ARM, and other chips, and may implement or execute the methods, steps, and Logic blocks disclosed in the embodiments of the present invention.
In one possible implementation, the ice cream machine 100 may further include a memory for storing program instructions executable by the controller, for example, the trough pre-cooling control device 300 provided in the embodiments of the present application may include at least one of software and firmware stored in the memory. The Memory may be a stand-alone external Memory including, but not limited to, Random Access Memory (RAM), Read Only Memory (ROM), Programmable Read-Only Memory (PROM), Erasable Read-Only Memory (EPROM), electrically Erasable Read-Only Memory (EEPROM). The memory may also be integrated with the controller, for example, the memory may be integrated with the controller on the same chip.
Referring to fig. 2, in the method for controlling pre-cooling in the trough 150 of the ice cream machine 100 according to the embodiment of the present invention, the second electromagnetic valve 170 is controlled to open and close, so as to pre-cool the trough 150. The control method comprises the following steps:
s100, acquiring the actual temperature of the trough 150;
and S200, controlling the second electromagnetic valve 170 according to the actual temperature and the preset time, and controlling the second electromagnetic valve 170 to be closed while the first electromagnetic valve 130 is opened.
This application makes under the condition of a compressor 110 of first evaporimeter 140 and second evaporimeter 160 sharing through setting up first solenoid valve 130, second solenoid valve 170 and tube coupling, according to actual temperature and time control second solenoid valve 170 that predetermines, and control second solenoid valve 170 and close when first solenoid valve 130 is opened, thereby also can avoid silo 150's precooling to influence the refrigeration effect of refrigeration jar 180, thereby let silo 150's precooling and refrigeration of refrigeration jar 180 more reasonable. And the number of start-stop times of the compressor 110 can be reduced, and the energy consumption is reduced.
Referring to fig. 3, step S200 includes the following sub-steps:
s210, judging whether the actual temperature is greater than a preset temperature or not;
it should be noted that the preset temperature is set by the user according to the actual situation, and may be set according to the parameters of the ice cream slurry, for example.
S220, if the actual temperature is greater than the preset temperature, controlling the second electromagnetic valve 170 to open, and controlling both the second electromagnetic valve 170 and the compressor 110 to close after the second electromagnetic valve 170 is opened for the preset time.
It should be noted that the preset time is set according to the refrigerating capacity of the cover refrigerating system, and the time can be adjusted on the panel.
And S230, if the actual temperature is less than or equal to the preset temperature, controlling the second electromagnetic valve 170 to be in a closed state.
Referring to fig. 4, step S220 includes the following sub-steps:
s221, after receiving a discharging instruction, judging whether the second electromagnetic valve 170 is in an open state; wherein the discharge indication characterizes a user in making ice cream.
It should be noted that, in general, there is a linkage device such as a control button or a switch on the ice cream machine 100, and when a user makes ice cream, the linkage device sends the "discharging instruction" to the controller;
s222, if the second electromagnetic valve 170 is in an open state after receiving the discharging instruction, controlling the second electromagnetic valve 170 to close while controlling the first electromagnetic valve 130 to open, and after receiving the discharging stop instruction, controlling the first electromagnetic valve 130 to close and controlling the second electromagnetic valve 170 to open for a preset time and then to close; the discharge stop indication indicates that the user has finished beating the ice cream.
S223, if the second solenoid valve 170 is in a closed state when the discharging instruction is received, the first solenoid valve 130 is controlled to be opened, and the first solenoid valve 130 is controlled to be closed after the discharging stop instruction is received.
Through the arrangement of the control method, the existing compressor 110 can be utilized to realize the refrigeration of the trough 150 under the condition that the refrigeration of the refrigeration cylinder 180 is not influenced, and the power of the compressor 110 does not need to be increased.
Referring to fig. 5, in order to implement possible steps of the method for controlling pre-cooling in the material tank 150 of the ice cream machine 100 according to the above embodiments, the device 300 for controlling pre-cooling in the material tank 150 of the ice cream machine 100 according to the embodiments of the present invention is applied to the ice cream machine 100 for implementing the method for controlling pre-cooling in the material tank 150 of the ice cream machine 100. It should be noted that the basic principle and the technical effects of the trough pre-cooling control device 300 provided in this embodiment are substantially the same as those of the above embodiment, and for the sake of brief description, no part of this embodiment is mentioned, and reference may be made to the corresponding contents in the above embodiment.
The trough pre-cooling control device 300 comprises an acquisition module 310, a timing module 320 and a control module 330;
the acquiring module 310 is configured to acquire an actual temperature of the trough 150;
the timing module 320 is configured to record an opening time of the second electromagnetic valve 170;
the control module 330 is configured to control the second electromagnetic valve 170 according to the actual temperature and the preset time, and control the second electromagnetic valve 170 to close while the first electromagnetic valve 130 is open.
In summary, in the embodiment of the present invention, under the condition that the first electromagnetic valve 130, the second electromagnetic valve 170 and the pipeline connection are arranged to enable the first evaporator 140 and the second evaporator 160 to share one compressor 110, the second electromagnetic valve 170 is controlled according to the actual temperature and the preset time, and the second electromagnetic valve 170 is controlled to be closed while the first electromagnetic valve 130 is opened, so that the pre-cooling of the trough 150 can be prevented from affecting the refrigeration effect of the refrigeration cylinder 180, the pre-cooling of the trough 150 and the refrigeration of the refrigeration cylinder 180 are more reasonable, the number of times of starting and stopping the compressor 110 can be reduced, and the energy consumption can be reduced.
The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A trough precooling control method of an ice cream machine is applied to the ice cream machine and is characterized in that the ice cream machine comprises a compressor, a condenser, a first electromagnetic valve, a first evaporator, a trough, a second evaporator, a second electromagnetic valve and a refrigerating cylinder, the compressor, the condenser, the first electromagnetic valve and the first evaporator are connected through pipelines to form a first cold coal circulation loop, the compressor, the condenser, the second electromagnetic valve and the second evaporator form a second cold coal circulation loop through pipelines, the first electromagnetic valve is used for controlling the on-off of the first cold coal circulation loop, the second electromagnetic valve is used for controlling the on-off of the second cold coal circulation loop, the first evaporator is arranged in the refrigerating cylinder and used for cooling the refrigerating cylinder, and the second evaporator is arranged in the trough, the pre-cooling device is used for pre-cooling the trough;
the control method comprises the following steps:
acquiring the actual temperature of the trough;
and controlling the second electromagnetic valve according to the actual temperature and preset time, and controlling the second electromagnetic valve to be closed while the first electromagnetic valve is opened.
2. A trough precooling control method for an ice cream machine according to claim 1, wherein the step of controlling the second solenoid valve to be closed while the first solenoid valve is opened according to the actual temperature and a preset time comprises:
and when the actual temperature is higher than the preset temperature, controlling the second electromagnetic valve to be opened, and controlling the second electromagnetic valve to be closed after the second electromagnetic valve is opened for the preset time.
3. The trough-type precooling control method for ice cream machine according to claim 2, wherein the step of controlling the second solenoid valve to be opened when the actual temperature is higher than the preset temperature and controlling the second solenoid valve to be closed after the second solenoid valve is opened for the preset time comprises the steps of:
and when the actual temperature is higher than the preset temperature, controlling the second electromagnetic valve to be opened, and controlling the second electromagnetic valve and the compressor to be closed after the second electromagnetic valve is opened for the preset time.
4. Ice cream machine trough precooling control method according to any one of claims 1-3, characterized in that the step of controlling the second solenoid valve in dependence on the actual temperature and a preset time, and controlling the second solenoid valve to close while the first solenoid valve is open, further comprises:
and when the actual temperature is less than or equal to the preset temperature, controlling the second electromagnetic valve to be in a closed state.
5. Ice cream machine trough precooling control method according to claim 2 or 3, characterized in that the control method comprises:
after a discharging instruction is received, controlling the first electromagnetic valve to be opened, and simultaneously controlling the second electromagnetic valve to be closed; wherein the discharge indication indicates that the user is making ice cream.
6. The trough precooling control method of ice cream machine according to claim 5, wherein the step of controlling the first solenoid valve to open after receiving the discharging instruction comprises:
after the discharging instruction is received, if the second electromagnetic valve is in an opening state, the second electromagnetic valve is controlled to be closed, and meanwhile, the first electromagnetic valve is opened, and if the second electromagnetic valve is in a closing state, the first electromagnetic valve is controlled to be opened.
7. A trough precooling control method for an ice cream machine according to claim 6, further comprising:
if the second electromagnetic valve is in an open state when a discharging instruction is received, the first electromagnetic valve is controlled to be closed, and meanwhile the second electromagnetic valve is controlled to be opened; wherein the discharge stop indication is indicative of use for ice cream that has been beaten.
8. The trough precooling control method of ice cream machine according to claim 7, wherein if the second solenoid is in an open state when a discharge instruction is received, the second solenoid is controlled to be opened while the first solenoid is controlled to be closed; wherein the discharge stop indication indicates that the steps for ice cream that has been whipped include:
if the second electromagnetic valve is in an open state when the discharging instruction is received, the first electromagnetic valve is controlled to be closed after the discharging stop instruction is received, and the second electromagnetic valve is controlled to be opened for the preset time and then is controlled to be closed.
9. The trough precooling control device is characterized by being applied to an ice cream machine, the ice cream machine comprises a compressor, a condenser, a first electromagnetic valve, a first evaporator, a trough, a second evaporator, a second electromagnetic valve and a refrigerating cylinder, the compressor, the condenser, the first electromagnetic valve and the first evaporator are connected through pipelines to form a first coal cooling circulation loop, the compressor, the condenser, the second electromagnetic valve and the second evaporator form a second coal cooling circulation loop through pipelines, the first electromagnetic valve is used for controlling the on-off of the first coal-cooling circulation loop, the second electromagnetic valve is used for controlling the on-off of the second coal-cooling circulation loop, the first evaporator is arranged in the refrigeration cylinder, the second evaporator is arranged in the material tank and used for cooling the material tank;
the trough precooling control device comprises an acquisition module, a timing module and a control module;
the acquisition module is used for acquiring the actual temperature of the trough;
the timing module is used for recording the opening time of the second electromagnetic valve;
the control module is used for controlling the second electromagnetic valve according to the actual temperature and the preset time, and controlling the second electromagnetic valve to be closed while the first electromagnetic valve is opened.
10. Ice cream machine, characterized in that it comprises a controller for executing a computer program for implementing a silo pre-cooling control method of an ice cream machine according to any one of claims 1-8.
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| CN202210497293.3A CN114698722B (en) | 2022-05-09 | 2022-05-09 | Method and device for controlling precooling of trough of ice cream machine and ice cream machine |
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| CN202210497293.3A CN114698722B (en) | 2022-05-09 | 2022-05-09 | Method and device for controlling precooling of trough of ice cream machine and ice cream machine |
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