CN206726073U - Electrostatic refrigeration storage system - Google Patents

Abstract

An electrostatic chiller system comprising: the refrigerator comprises a refrigerator body, wherein a refrigeration device, at least two material placing units made of metal materials and a temperature sensor are arranged in the refrigerator body; the cold storage body is also provided with at least one static electricity generating unit, each static electricity generating unit is electrically connected with at least one material placing unit, and the material placing units are insulated from the wall, the ground and the top plate of the cold storage body; refrigeration plant, temperature sensor and static generate the unit all with the control unit signal connection, utilize the control unit judges the present internal temperature of freezer that the temperature sensor fed back to and according to the judgement result control refrigeration plant's operating condition, and utilize the control unit control static generates the unit and places the unit to the material and carry the static energy, makes a plurality of the material is placed the unit and is produced a plurality of electrostatic fields, under the condition that keeps the fresh degree of material, with higher speed the freezing or the thawing of material.

Description

Electrostatic cold storage system

【Technical field】

The utility model relates to an electrostatic freezing and thawing technology, in particular to an electrostatic cold storage system.

【Background technique】

Most of the existing cold stores are equipped with refrigeration equipment in the main body of the cold storage, and the temperature in the cold storage is controlled through the control panel connected with the refrigeration equipment signal, and the items to be frozen or thawed are frozen or thawed. The disadvantages of the existing cold storage are: 1. The freezing and thawing technology is single, and only rely on refrigeration equipment to provide a freezing or thawing working environment, resulting in slow freezing or thawing, and the freshness of frozen products is greatly affected; 2. Cold storage The temperature and humidity inside the main body are uneven, and the freezing or thawing effect of different parts inside the cold storage is uneven; 3. A single cold storage main body consumes a lot of time and labor costs when switching between freezing or thawing working states, and it is easy to lose weight in the cold storage main body. A large amount of accumulated water is generated inside, which reduces work efficiency.

Furthermore, the existing electrostatic freezing and thawing technology is applied in household refrigerators to improve the freezing and thawing effects of frozen products by using an electrostatic field. However, due to the small capacity of household refrigerators, it cannot be applied to large-scale processing Frozen products cannot be applied to large-scale frozen products such as the freezing and thawing of beef quarters. Therefore, it cannot meet the needs of meat production and processing enterprises.

【Content of utility model】

In order to solve the above-mentioned technical problems existing in the prior art, the utility model provides an electrostatic cold storage system and an electrostatic freezing and thawing method. By arranging multiple sets of static electricity generating units inside the cold storage body, the freezing and thawing of frozen products can be carried out in an electrostatic field. To speed up the freezing and thawing operations of frozen products, while maintaining the freshness of frozen products during the freezing and thawing process; by installing air circulation equipment in the cold storage body, the temperature and humidity inside the cold storage body are made uniform, and the operating efficiency is improved; through The cooperative operation between multiple cold storage bodies can solve the problem of water accumulation in a single cold storage, and can reduce work costs and improve work efficiency. By adopting the three-stage freezing method under the electrostatic field environment, fresh products can be frozen with high efficiency and high quality; through the three-stage thawing method under the electrostatic field environment, high-efficiency and high-quality frozen products can be frozen product to thaw.

In order to achieve the above technical purpose, the utility model provides an electrostatic cold storage system, which includes: a cold storage body, the cold storage body is provided with refrigeration equipment, at least two material placement units made of metal materials, and a temperature sensor; The cold storage body is also provided with at least one static electricity generating unit, each of the static electricity generating units is electrically connected to at least one of the material placement units, and the material placement unit is insulated from the wall, ground and roof of the cold storage body; The refrigerating equipment, the temperature sensor and the static electricity generating unit are all connected to the control unit with signals, and the control unit is used to judge the temperature in the cold storage body fed back by the temperature sensor, and control the working state of the refrigerating equipment according to the judgment result, and Using the control unit to control the electrostatic generating unit to deliver electrostatic energy to the material placement unit, so that multiple material placement units generate multiple electrostatic fields, and accelerate the freezing or thawing of the material while maintaining the freshness of the material .

The electrostatic cold storage system, wherein, the cold storage body is provided with a humidification system, and the humidification system includes a spray head arranged at an appropriate position in the cold storage body, a humidity control device for controlling the start or stop of the humidification system, and distributed in A humidity sensor at an appropriate position in the cold storage body, the humidity control device and the humidity sensor are both signal-connected to the control unit, and the control unit is used to judge the humidity in the cold storage body fed back by the humidity sensor, and control the humidification according to the judgment result The working status of the system.

In the above-mentioned electrostatic cold storage system, ventilation equipment is provided on the wall of the cold storage body, which can introduce outside air into the interior of the cold storage body for adjusting the temperature and/or humidity inside the cold storage body.

The electrostatic cold storage system, wherein, the cold storage body has two opposite transverse walls and two opposite longitudinal walls, and the two transverse walls are respectively provided with ventilation equipment.

The electrostatic cold storage system, wherein at least two of the cold storage bodies are arranged adjacent to each other to form a cold storage group, wherein at least one of the cold storage bodies is provided with a ventilation device on the wall, which can introduce outside air into the cold storage body for Adjust the temperature inside the cold storage body.

In the electrostatic cold storage system, there is a common adjoining wall between the two adjacent cold storage bodies, and the adjoining wall is provided with a delivery door that allows the material placement unit to pass through.

The electrostatic cold storage system, wherein, the cold storage body has two opposite horizontal walls and two opposite longitudinal walls, at least two of the cold storage bodies are horizontally arranged adjacent to each other, and the two sides of at least one cold storage body are opposite to each other. Ventilation equipment is respectively provided on the set horizontal walls.

The electrostatic cold storage system, wherein, the cold storage body is further provided with heating equipment, the heating equipment is arranged on the longitudinal wall, and the air flow direction of the heating equipment is different from the air flow direction of the ventilation equipment. perpendicular to each other, the heating equipment is connected to the control unit by signal, and the control unit is used to judge the temperature in the cold storage body fed back by the temperature sensor, and control the working state of the heating equipment according to the judgment result.

The electrostatic cold storage system, wherein, the cold storage body is also provided with air circulation equipment, the air circulation equipment is arranged on the longitudinal wall, the air flow direction of the air circulation equipment is the same as the air flow direction of the ventilation equipment perpendicular to each other, the air circulation equipment is connected to the control unit by signal, and the control unit is used to judge the temperature in the cold storage body fed back by the temperature sensor, and control the working state of the air circulation equipment according to the judgment result.

In the electrostatic cold storage system, a plurality of air guiding devices are horizontally arranged side by side in the middle of the cold storage body, and the air flow direction of the air guiding devices is the same as that of the ventilation device.

The electrostatic cold storage system, wherein the control unit further includes a remote information transmitting module and a remote information receiving module, through which the working status information of the cold storage body is sent to a remote monitoring terminal, and through the remote information transmitting module The remote information receiving module receives the control signal sent by the remote monitoring terminal to control the working state of the cold storage body.

The utility model provides an electrostatic cold storage system. By setting a plurality of electrostatic fields inside the cold storage body, the freezing and thawing of frozen products can be carried out in the electrostatic field, so as to accelerate the freezing and thawing operations of frozen products. Keep the freshness of frozen products; through the installation of air circulation equipment in the cold storage body, the temperature and humidity inside the cold storage body can be made uniform, and the operation efficiency can be improved; through the cooperative operation between multiple cold storage bodies, the problem of water accumulation in a single cold storage can be solved , and can reduce work costs and improve work efficiency. The utility model can be applied to the processing of large materials, such as the freezing and thawing of cattle quarters, because the space of the cold storage is relatively wide, and the load capacity of the material placement unit is relatively large. Therefore, it can fully meet the needs of meat production and processing enterprises. During operation, by adopting the three-stage freezing method in the electrostatic field environment, fresh products can be frozen with high efficiency and high quality, especially for large-volume materials, such as beef quarters, which can be quickly processed Freezing: By adopting the three-stage thawing method under the electrostatic field environment, the frozen products can be thawed with high efficiency and high quality, especially for large-volume materials, such as beef quarters, which can be thawed quickly.

【Description of drawings】

Fig. 1 is a schematic front view of the cold storage body of the first embodiment of the electrostatic cold storage system of the present invention.

Fig. 2 is a schematic top view of the cold storage body structure of the first embodiment of the electrostatic cold storage system of the present invention.

Fig. 3 is a schematic diagram of the inner side of the horizontal wall of the first embodiment of the electrostatic cold storage system of the present invention.

Fig. 4 is a schematic diagram of the inside of the longitudinal wall of the first embodiment of the electrostatic cold storage system of the present invention.

Fig. 5 is a schematic top view of the structure of the cold storage body of the second embodiment of the electrostatic cold storage system of the present invention.

Fig. 6 is a schematic top view of the structure of the cold storage body of the third embodiment of the electrostatic cold storage system of the present invention.

Fig. 7 is a schematic diagram of the inner side of the horizontal wall of the third embodiment of the electrostatic cold storage system of the present invention.

Fig. 8 is a schematic diagram of the inside of the longitudinal wall of the third embodiment of the electrostatic cold storage system of the present invention.

Fig. 9 is a schematic top view of a plurality of cold storage bodies combined into a cold storage group in the electrostatic cold storage system of the present invention.

Fig. 10 is a schematic flow chart of the electrostatic thawing method of the present invention.

Fig. 11 is a schematic flow chart of the electrostatic thawing and fresh-keeping method of the present invention.

Fig. 12 is a schematic flow chart of the electrostatic freezing method of the present invention.

【detailed description】

The electrostatic cold storage system and the electrostatic freezing and thawing methods of the present invention will be described in detail below in conjunction with the accompanying drawings and specific embodiments. The black arrows in the following figures indicate the direction of air flow.

Please refer to Fig. 1 to Fig. 4, Fig. 1 is a front schematic view of the cold storage body of the first embodiment of the electrostatic cold storage system of the present invention; Fig. 2 is a schematic top view of the structure of the cold storage body of the electrostatic cold storage system of the present utility model; Fig. 3 is A schematic diagram of the inner side of the horizontal wall of the first embodiment of the electrostatic cold storage system of the present utility model; FIG. 4 is a schematic diagram of the inner side of the longitudinal wall of the first embodiment of the electrostatic cold storage system of the present utility model. The first embodiment of the electrostatic cold storage system of the present utility model mainly includes a cold storage body 100, which is surrounded by two opposite horizontal walls 110, two opposite vertical walls 120, a top plate 130 and a ground 140. The length of the wall 120 is greater than the length of the transverse wall 110 , so the entire cold storage body 100 is a cuboid, and the storage door 150 of the cold storage body 100 is set on the transverse wall 110 .

As shown in Figures 1 to 4, the top plate 130 of the cold storage body 100 is fixedly provided with a refrigeration device 200 for refrigeration in the cold storage, and a heating device 300 is arranged in front of the corresponding refrigeration device, and fixed installations are installed on the horizontal and vertical walls. There is an air circulation device 400 for accelerating the circulation of air in the cold storage body. The refrigeration equipment 200 in this embodiment is multiple sets of evaporators 210, which are suspended and fixed on the top plate 130 by steel frames, while the heating equipment 300 is multiple sets of auxiliary heaters 310, which are suspended by steel frames. Hanging is fixed on the top plate 130, and is respectively positioned at the front of evaporator 210, when heating is needed, the wind that the fan of evaporator 210 produces can pass through auxiliary heater 310, and the heat that auxiliary heater 310 produces is taken out, thus for The inside of the cold storage body 100 provides heat, and of course an auxiliary heater with a self-contained fan can also be used. When using an auxiliary heater with a self-contained fan, the auxiliary heater can be arranged at an appropriate position in the cold storage without having to be in the same position as the evaporator. Cooperate, use the built-in fan to dissipate the heat generated by the auxiliary heater in the cold storage.

As shown in Figures 2 to 4, the air circulation equipment in this embodiment includes a circulation fan 410, and the inclination angle of the circulation fan 410 can be set so that the angle between the axis of the fan rotation shaft and the horizontal plane is between 0° and 90° , and the circulation fan 410 can rotate forward or reversely. In this embodiment, two horizontal walls 110 and two vertical walls 120 are respectively provided with a plurality of circulation fans 410 side by side.

As shown in Figures 2 to 4, the cold storage body is also provided with a humidification system 500. In this embodiment, the humidification system mainly includes an adjustable high-pressure motor, a high-pressure water pipe 510, connected in series on the high-pressure water pipe 510, and arranged in The sprinkler head 520 at the appropriate position in the cold storage body 100 , the water filter device, the humidity control device 530 for controlling the start or stop of the humidification system, and the humidity sensor 540 distributed at the proper position inside the cold storage body 100 . The high-pressure water pipe 510 is suspended on the top plate of the cold storage body through a sling or a hook (the arrangement position of the high-pressure water pipe 510 is only schematically drawn in the drawings, and the sling or hook is not shown), and the nozzle 520 can be It is arranged at a proper position in the cold storage body 100 according to the needs of freezing or thawing, and the spray head 520 can spray water to the materials to be processed (the materials include fresh products or frozen products) under the control of the humidity control device 530 fog or water droplets. The humidity control device 530 also includes an adjustable humidification timer, so as to control the time of spraying water mist or water droplets during the humidification process. For example, when the humidification program is started, a period of spraying time and pause time can be set. 6 seconds, 1 minute pause.

As shown in Figures 3 and 4, a plurality of material placement units are arranged in the cold storage body for placing fresh products to be frozen or frozen products to be thawed. 110, longitudinal walls 120, roof 130, and ground 140 are insulated. The material placing unit that adopts in the present embodiment is the vehicle frame 10 that metal material is made, and the roller of vehicle frame 10 bottoms is made by insulating material, and vehicle frame 10 and the horizontal wall 110 of refrigerator body 100, vertical wall 120. Keep a certain distance between the top plates 130, so as to achieve the effect of insulation. The vehicle frame 10 can be used as a shelf type or a hook type, and frozen or fresh products can be placed on the shelf, or hooked on the hook. As shown in Figures 3 and 4, on the longitudinal wall 120, a group of static electricity generation units 600 are respectively provided between two adjacent circulation fans 410, for generating an electrostatic field in the cold storage body, and the static electricity generation units 600 is an electrostatic inducer 610, the electrostatic output end of the electrostatic inducer 610 is electrically connected to the vehicle frame 10 made of metal material, and when the electrostatic inducer 610 is working, it outputs electrostatic energy to the vehicle frame 10, with the vehicle frame 10 as An electrostatic field is generated in the center, so that the frozen products carried on the frame 10 can be frozen or thawed under the condition of the electrostatic field. Since there are multiple sets of electrostatic inducers 610 and multiple frames 10 arranged in the cold storage body 100, each frame 10 will generate an electrostatic field in the working state, and multiple frames 10 are densely distributed, so the The phenomenon of electrostatic field superposition between adjacent frames 10 makes up for the defect that the energy of the electrostatic field gradually weakens from the center to the periphery, further improves the freezing efficiency of fresh products and the thawing efficiency of frozen products, and ensures fresh products The freshness preservation effect of frozen and frozen products during thawing.

A plurality of temperature sensors 20 are distributed in the cold storage body of the above-mentioned embodiment of the present invention for monitoring the temperature data in the cold storage body 100, and transmitting the temperature data measured in real time to the internal or external cooling storage body 100. Control unit 700, the control unit 700 includes a circuit board and a control panel, the control unit 700 is connected with the above-mentioned refrigeration equipment 200, heating equipment 300, air circulation equipment 400, static electricity generation unit 600, temperature sensor 20, humidity control device 530 , humidity sensor 520 signal connection, can control the above-mentioned refrigeration equipment 200, heating equipment 300, air circulation equipment 400, static electricity generating unit 600, humidification system 500 through the analysis and calculation of the temperature data and humidity data inside the cold storage body 100 Working status, so as to control the freezing and thawing operations of the electrostatic cold storage system as a whole. The signal connection may be a wired signal connection or a wireless signal connection.

As shown in FIG. 5 , FIG. 5 is a schematic top view of the cold storage body structure of the second embodiment of the electrostatic cold storage system of the present invention. In the second embodiment of the present utility model, a ventilation device 800 is added on the basis of the above-mentioned first embodiment. The ventilation device 800 is arranged on the upper part of a horizontal wall 110, and a ventilation hole 810 is opened inside and outside the upper part of the horizontal wall 110. , the ventilation fan 820 is installed in the ventilation hole 810, the outside air is introduced into the cold storage body 100, and the heat of the outside air is used to assist in increasing the temperature in the cold storage body 100, thereby reducing the power consumption of the cold storage body 100. The ventilation fan 810 can be forward or reverse. In the present utility model, ventilation devices 800 can also be installed respectively at the relative positions of the two transverse walls 110. In the working state, one of the ventilation fans 820 introduces outside air into the interior of the cold storage body, and the other ventilation fan 820 discharges the cold storage body 100 to the outside. The air inside, thereby accelerating the air circulation inside and outside the cold storage body 100. Of course, when two ventilation devices 800 are provided, the two ventilation fans 810 can also be used to forcibly introduce outside air into the cold storage body 100 at the same time, or to forcibly draw the air inside the cold storage body 100 to the outside. In the above embodiment, the air flow direction of the air circulation device 400 can be adjusted to intersect or even be perpendicular to the air flow direction of the ventilation device 800 . Air turbulence promotes the exchange of heat and moisture between the introduced outside air and the original air in the cold storage body 100; the ventilation device 800 can be connected to the control unit 700 with a signal, and is controlled by the control unit 700 to start or Stop; in the above-mentioned embodiment, the ventilation device 800 is also provided with a filter device, such as a filter screen, used to filter out foreign matter or dust floating in the outside air, so as to avoid polluting the equipment or equipment in the cold storage body when the outside air is introduced. Frozen products.

As shown in Figures 6 to 8, in the third embodiment of the present invention, an air guide device 900 can also be added on the basis of the above-mentioned second embodiment, specifically, it is arranged side by side in the middle of the cold storage body 100 horizontally A plurality of air guiding devices 900, the air guiding devices 900 can be fixed on the top plate 130 of the cold storage body 100 through a metal frame, the air guiding devices 900 are used to accelerate the air flow inside the cold storage body 100, the air guiding devices The air flow device 900 can adopt an industrial axial flow fan, and the industrial axial flow fan can also rotate forward or reversely. In particular, the air flow direction of the air guide device 900 is the same as the air flow direction of the ventilation device 800 , thereby forming a relay of air flow inside the cold storage body, and speeding up the introduction of external air and the export of air in the cold storage body 100 . The air guiding device 900 can be connected with the control unit 700 by a signal, and is started or stopped under the control of the control unit 700 .

As shown in Figure 9, the electrostatic cold storage system of the present utility model can also connect and arrange a plurality of above-mentioned cold storage bodies horizontally to form a cold storage group. Air is introduced into the interior of the refrigerator body to adjust the temperature inside the refrigerator body, and can be used for thawing of frozen products. Specifically, there is a common longitudinal wall between the two adjacent cold storage bodies of the cold storage group as an adjacent wall, and the adjacent wall is provided with a delivery door 151 that allows the material placement unit to pass through, so as to facilitate the storage of one cold storage. The processed frozen or fresh products in the main body are transported to another cold storage main body through the delivery door for the next step of processing, which avoids the frequent opening of the storage door 150 of the cold storage main body, resulting in the loss of cooling capacity in the cold storage main body, generation of accumulated water, Frozen products or fresh products are transshipped in the external environment, and the transportation efficiency is also improved.

The electrostatic cold storage system of the present utility model can also be remotely monitored through a remote monitoring terminal during implementation, mainly because the control unit 700 also includes a remote information transmitting module and a remote information receiving module, through which the remote information transmitting module transmits all The working status information of the electrostatic cold storage system is sent to the remote monitoring terminal, and the remote information receiving module receives the control signal sent by the remote monitoring terminal to control the working status of the electrostatic cold storage system.

The above is the specific embodiment of the electrostatic cold storage system of the present invention, and the specific embodiment of the electrostatic freezing and thawing method used in the above-mentioned cold storage body or cold storage group is described as follows.

As shown in Figure 9, when the electrostatic cold storage system of the present invention is used for thawing operations, the operation can be performed through the following steps: the metal frame 10 carrying the frozen product is arranged in the cold storage body 100, and a plurality of frame 10 are respectively electrically connected to the output ends of a plurality of electrostatic inducers 610, and after closing the door 150, the operation control unit 700 starts the above-mentioned plurality of electrostatic inducers 610, so that an electrostatic field is generated in the cold storage body 100, and at this time, it is controlled by the control unit 700 The heating equipment 300 starts to supply heat, and controls the refrigeration equipment 200, the heating equipment 300, and the air circulation equipment 400, and adjusts the set temperature in the cold storage body 100 according to the temperature data and humidity data fed back by the temperature sensor 20 and the humidity sensor 540. And control it at 25°C, thaw the frozen products placed on the material placement unit for 8 hours; then adjust and control the set temperature in the cold storage body 100 at 15°C, and place the frozen products on the material placement unit thaw the frozen products for 4 hours; then adjust and control the set temperature in the cold storage body 100 at 5°C, and thaw the frozen products placed on the material placement unit for 4 hours. Through the above three steps, the Thaw frozen products with an initial temperature of -18°C until the center temperature is 0°C to 2°C. Through the above-mentioned three-stage electrostatic thawing method, the thawing effect can be achieved with high efficiency and high quality. As shown in Figure 10, after the above-mentioned thawing steps are completed, the fresh-keeping step of the cold storage body 100 can also be started. Specifically, the refrigeration equipment 200, the heating equipment 300, and the air circulation equipment 400 can be controlled by the control unit 700. According to the temperature sensor 20. Based on the temperature data and humidity data fed back by the humidity sensor 540, the set temperature in the cold storage body 100 is adjusted and controlled at 2°C, and the frozen products placed on the material placement unit are kept fresh.

As shown in Figure 11, when using the electrostatic cold storage system of the present invention to carry out freezing operations, the operation can be carried out through the following steps: the metal frame 10 carrying fresh products is arranged in the cold storage body 100, and a plurality of frame 10 are respectively electrically connected to the output ends of a plurality of electrostatic inducers 610, and after closing the door 150, the operation control unit 700 starts the above-mentioned plurality of electrostatic inducers 610, so that an electrostatic field is generated in the cold storage body 100, and at this time, it is controlled by the control unit 700 The refrigeration equipment 200 starts cooling, and controls the refrigeration equipment 200, the heating equipment 300, and the air circulation equipment 400. According to the temperature data and humidity data fed back by the temperature sensor 20 and the humidity sensor 540, the set temperature in the cold storage body 100 is adjusted and controlled. At -10°C, freeze the fresh products placed on the material placement unit for 4 hours; then adjust and control the set temperature in the cold storage body 100 at -15°C, and place fresh products on the material placement unit The fresh products are frozen for 4 hours; then the set temperature in the cold storage body 100 is adjusted and controlled at -25°C, and the fresh products placed on the material placement unit are frozen for 4 hours, through the above three steps, Freeze fresh products with an initial temperature of 4-7°C until the central temperature is -18°C--25°C. Through the above-mentioned three-stage electrostatic freezing method, the freezing effect can be achieved with high efficiency and high quality.

The above method of adjusting and controlling the temperature in the cold storage body 100 mainly uses the control unit 700 to control the refrigeration equipment 200, the heating equipment 300, and the air circulation equipment 400. When the temperature in the cold storage body 100 detected by the temperature sensor 20 is greater than or equal to the set temperature , turn on the refrigeration equipment 200, cool down the inside of the cold storage body 100, so that the temperature in the cold storage body 100 is controlled at the set temperature; when the temperature in the cold storage body 100 detected by the temperature sensor 20 is less than or equal to the set temperature , turn on the heating equipment 300 to heat up the interior of the cold storage body 100, so that the temperature in the cold storage body 100 is controlled at a set temperature.

Since maintaining a certain humidity can effectively accelerate the freezing or thawing operation in an electrostatic environment, and can improve the freshness preservation effect during the freezing or thawing operation, it is best to keep the humidity in the cold storage body when performing the above freezing or thawing operation. The control is within a certain range, and the humidity control in the cold storage body is realized through the above-mentioned humidification system 500 . When the humidity in the cold storage body 100 detected by the humidity sensor 540 is less than or equal to the set humidity, the control unit 700 can send a signal to control the humidity control device 530 to start the humidification system 500, and humidify the inside of the cold storage body 100. More specifically, That is, the spray head 520 is used to spray water mist or water droplets to the processed fresh or frozen products. The humidity control device 530 also includes an adjustable humidification timer, so as to control the spray time of water mist or water droplets during the humidification process. For example, when the humidification program is started, a period of spray time and pause time can be set, such as Spray for 6 seconds and pause for 1 minute. This is because during the humidification process, the surface of fresh or frozen products contacts water first, so the humidity change speed on the surface is faster than the humidity change speed in the cold storage body detected by the humidity sensor. Many, therefore, in order to avoid excessive humidification of fresh or frozen products, it is necessary to spray gradually during the humidification process, that is, to pause during the spraying process, so that the humidity in the cold storage body 100 is as close as possible to the degree of humidification of fresh or frozen products close to each other, so that the humidity sensor 540 can more accurately convey changes in humidity, so as to avoid excessive spray humidification of fresh or frozen products. The adjustment range of the above injection time is 1 to 30 seconds, and the adjustment range of the pause time is 1 to 6 minutes. During the freezing or thawing operation in the embodiment of the present utility model, the humidity in the cold storage body 100 is preferably controlled between 80% and 90%, more preferably the humidity in the cold storage body 100 is controlled at 85%.

For the cold storage body 100 provided with the ventilation device 800 , the opening or closing of the ventilation device 800 can also be controlled by the control unit 700 , so that the outside air can be introduced into the interior of the cold storage body 100 , which is used to cooperate with the above-mentioned refrigeration device 200 of the cold storage body 100 , heating equipment 300, air circulation equipment 400, adjust the temperature inside the cold storage body 100, when the temperature in the cold storage body 100 detected by the temperature sensor 20 is greater than or equal to the set temperature, the ventilation equipment 800 can be turned on, Introduce low-temperature air from the outside to assist in cooling the interior of the cold storage body 100; when the temperature in the cold storage body detected by the temperature sensor 20 is less than or equal to the set temperature, the high-temperature air from the outside can be introduced by turning on the ventilation equipment, Auxiliary heating is performed on the interior of the cold storage body 100 . Therefore, on the one hand, it assists in controlling the temperature in the cold storage body 100 , on the other hand, it can save power consumption of refrigeration equipment or heating equipment, and can also assist in adjusting the humidity in the cold storage main body.

For the above-mentioned cold storage group, the thawing operation is carried out in the cold storage body provided with ventilation equipment 800, similar to the above, the opening or closing of the ventilation equipment 800 can also be controlled by the control unit 700, so as to introduce the outside air into the cold storage body 100 , cooperate with the above-mentioned refrigeration equipment 200 , heating equipment 300 , and air circulation equipment 400 of the cold storage main body 100 to adjust the temperature inside the cold storage main body 100 .

The above is only a preferred embodiment of the utility model, and does not limit the scope of implementation of the utility model, that is, all simple equivalent changes and modifications made according to the claims of the utility model and the contents of the description, All still belong to the scope that the utility model patent covers.

Claims (11)

1. An electrostatic cold storage system, characterized in that: comprising: The cold storage body is equipped with refrigeration equipment, at least two material placement units made of metal materials, and a temperature sensor; The cold storage body is also provided with at least one static electricity generating unit, each of the static electricity generating units is electrically connected to at least one of the material placement units, and the material placement unit is insulated from the wall, ground and roof of the cold storage body; The refrigerating equipment, the temperature sensor and the static electricity generating unit are all connected to the control unit with signals, and the control unit is used to judge the temperature in the cold storage body fed back by the temperature sensor, and control the working state of the refrigerating equipment according to the judgment result, and Using the control unit to control the electrostatic generating unit to deliver electrostatic energy to the material placement unit, so that multiple material placement units generate multiple electrostatic fields, and accelerate the freezing or thawing of the material while maintaining the freshness of the material . 2. The electrostatic cold storage system according to claim 1, characterized in that: the cold storage body is provided with a humidification system, and the humidification system includes a nozzle arranged at an appropriate position in the cold storage body for controlling the start or stop of the humidification system The humidity control device, and the humidity sensor distributed in the appropriate position in the cold storage body, the humidity control device and the humidity sensor are connected with the control unit signal, and the humidity in the cold storage body fed back by the humidity sensor is used to judge by the control unit, And control the working state of the humidification system according to the judgment result. 3. The electrostatic cold storage system according to claim 1 or 2, characterized in that: ventilation equipment is provided on the wall of the cold storage body, which can introduce outside air into the interior of the cold storage body for adjusting the temperature of the cold storage body internal temperature and/or humidity. 4. The electrostatic cold storage system according to claim 3, wherein the cold storage body has two opposite transverse walls and two opposite longitudinal walls, and ventilation devices are respectively provided on the two transverse walls. 5. The electrostatic cold storage system according to claim 1 or 2, characterized in that: at least two of the cold storage bodies are adjacently arranged to form a cold storage group, wherein at least one of the cold storage body walls is provided with a ventilation device, which can keep the outside Air is introduced into the interior of the cold storage body to adjust the temperature inside the cold storage body. 6. The electrostatic cold storage system according to claim 5, characterized in that: there is a common adjoining wall between the two adjacent cold storage bodies, and the adjoining wall is provided with a material placement unit to pass through. delivery gate. 7. The electrostatic cold storage system according to claim 5, characterized in that: the cold storage body has two opposite horizontal walls and two opposite longitudinal walls, at least two of the cold storage bodies are horizontally arranged adjacent to each other, Wherein at least one of the cold storage body is provided with ventilation equipment on two opposite transverse walls. 8. The electrostatic cold storage system according to claim 4 or 7, characterized in that: the cold storage body is also provided with heating equipment, the heating equipment is arranged on the longitudinal wall, and the heating equipment The air flow direction and the air flow direction of the ventilation equipment are perpendicular to each other, the heating equipment is connected with the control unit signal, and the control unit is used to judge the temperature in the cold storage body fed back by the temperature sensor, and control the Describe the working status of the heating equipment. 9. The electrostatic cold storage system according to claim 4 or 7, characterized in that: an air circulation device is also arranged in the cold storage body, and the air circulation device is arranged on the longitudinal wall, and the air circulation device The air flow direction and the air flow direction of the ventilation equipment are perpendicular to each other, the air circulation equipment is connected with the control unit signal, and the control unit is used to judge the temperature in the cold storage body fed back by the temperature sensor, and control the Describe the working status of the air circulation equipment. 10. The electrostatic cold storage system according to claim 4 or 7, wherein a plurality of air guiding devices are arranged side by side in the middle of the cold storage body, and the air flow direction of the air guiding devices is in line with that of the ventilation device. The air flows in the same direction. 11. The electrostatic cold storage system according to claim 1, wherein the control unit further includes a remote information transmitting module and a remote information receiving module, and the working status information of the cold storage body is transmitted through the remote information transmitting module to the remote monitoring terminal, and receive the control signal sent by the remote monitoring terminal through the remote information receiving module to control the working state of the cold storage body.