A cold storage fresh-keeping control device with adjustable magnetic field intensity

Abstract

The present invention discloses a cold cabinet freshness preservation control device with adjustable magnetic field intensity, which relates to the technical field of cold cabinet freshness preservation, and includes a cold cabinet mechanism, a regulation mechanism, a cover plate mechanism and an adjustable magnet mechanism. The regulation mechanism is arranged on one side of the cold cabinet mechanism. In the present invention, a vertical guide rod is provided for erection support, which facilitates the distributed installation of magnetic blocks inside the cabinet body, close to the heat preservation housing. The magnetic blocks can provide magnetic force, which is beneficial to increasing the distribution of the magnetic field. Multiple positioning notches are opened on the vertical guide rod. The sliding sleeve is slidably mounted on the vertical guide rod and connected to the magnetic block. After installation, the sliding sleeve can provide sliding adjustment on the vertical guide rod, which is convenient for sliding adjustment of the magnetic block, and is beneficial to adjusting the height of the magnetic block according to the magnetic field requirement, thereby realizing the function of adjusting the magnetic field intensity. During adjustment, the positioning pin is pulled out by rotating the adjustment bolt and separated from the positioning notch, and then the adjustment operation can be carried out.

Description

Technical Field

[0001] The present invention relates to the technical field of freezer preservation, and specifically to a freezer preservation control device with adjustable magnetic field strength. Background Art

[0002] With the improvement of people's living standards, the requirements for food preservation are also getting higher and higher. As a commonly used preservation device in households and commerce, the preservation effect of freezers directly affects the quality and shelf life of food. Traditional freezers mainly achieve preservation by controlling temperature and humidity. However, for some foods with high preservation requirements, such as fresh meat, seafood, fruits, and vegetables, simple temperature and humidity control is difficult to meet their preservation needs. In recent years, it has been found that magnetic fields have a certain effect on food preservation. Appropriate magnetic field treatment can inhibit the growth and reproduction of microorganisms, delay the oxidation and deterioration process of food, and thus extend the shelf life of food. Preformed raw embryo foods have developed rapidly in recent years. Problems such as water loss, decreased texture such as taste during frozen storage, and nutrient loss have become increasingly prominent. Magnetic field-assisted freezing can improve the quality of frozen foods and ensure the quality of frozen foods.

[0003] In the prior art, such as "A freezer for cold chain logistics with sealed heat preservation" with the patent application number: CN112179009A, includes a freezer main body. A cold storage bin is provided at the front end inside the freezer main body. A storage rack assembly is placed inside the cold storage bin. A refrigeration bin is provided at the rear end inside the freezer main body. Storage batteries are fixedly connected to the upper and lower ends of the refrigeration bin. A refrigerator is fixedly connected to the middle inside the refrigeration bin. An opening and closing door is hinged to the front of the cold storage bin. A control switch is fixedly connected to the left side of the top front of the opening and closing door, and the refrigerator is electrically connected to the control switch. Support leg assemblies are fixedly connected to the four corners at the bottom of the freezer main body. A heat preservation layer is provided inside the inner wall of the freezer main body. A rubber layer is fixedly connected to the inner side of the heat preservation layer. A protective layer is fixedly connected to the outer side of the heat preservation layer. This device can carry out cold chain logistics transportation more stably, with long-term preservation and stable transportation, making the application prospect of this freezer wide and worthy of popularization and use.

[0004] Most of the existing freezers are not equipped with devices for adjusting the magnetic field strength, and cannot flexibly adjust the magnetic field strength according to the preservation requirements of different foods, which limits the application of magnetic field preservation technology in freezers. To address the above problems, a freezer preservation control device with adjustable magnetic field strength is proposed. Summary of the Invention

[0005] The object of the present invention is to provide a cold cabinet freshness preservation control device with adjustable magnetic field intensity, so as to solve the problem that most of the existing cold cabinets do not have a device for adjusting the magnetic field intensity during operation in the prior art, and it is impossible to flexibly adjust the magnetic field intensity according to the freshness preservation requirements of different foods, which limits the application of the magnetic field freshness preservation technology in cold cabinets. In view of the above problems, a cold cabinet freshness preservation control device with adjustable magnetic field intensity is proposed.

[0006] To achieve the above object, the present invention provides the following technical solution: A cold cabinet freshness preservation control device with adjustable magnetic field intensity, including a cold cabinet mechanism, a regulation mechanism, a cover plate mechanism and an adjustable magnet mechanism. The regulation mechanism is arranged on one side of the cold cabinet mechanism, the cover plate mechanism is arranged on the back of the cold cabinet mechanism, and the adjustable magnet mechanism is arranged inside the cold cabinet mechanism. The cold cabinet mechanism includes a cabinet body, and a first magnetic coil and a second magnetic coil are arranged inside the cabinet body. The second magnetic coil is arranged below the first magnetic coil;

[0007] The adjustable magnet mechanism includes a vertical guide rod and a magnetic block. A plurality of sliding sleeves are slidably sleeved on the vertical guide rod. A slot member is arranged on one side of the sliding sleeve. A sliding rail is arranged on one side of the magnetic block. An installation seat is arranged in the middle of the sliding rail. Telescopic rods are symmetrically arranged on both sides of the installation seat. A spring is sleeved on the outer wall of the telescopic rod. One end of the telescopic rod is connected to a pin-mounted plate, and one end of the pin-mounted plate is connected to a pin-mounted block. The pin-mounted block is inserted and connected inside the slot member.

[0008] Preferably, the regulation mechanism includes a magnetic field adjustment controller. A magnetic attraction slot is opened on one side of the magnetic field adjustment controller. An installation frame is arranged outside the magnetic field adjustment controller. Magnetic attraction sheets are symmetrically arranged inside the installation frame. A magnetic attraction connection is formed between the magnetic attraction slot and the magnetic attraction sheets. A bracket is arranged on one side of the installation frame.

[0009] Preferably, the cover plate mechanism includes a rear cover plate. Handles are symmetrically arranged on one side of the rear cover plate. Guide rails are slidably connected to both ends of the rear cover plate. A guide chute is opened on one side of the guide rail. Sliding guide blocks are symmetrically arranged on one side of the rear cover plate. The sliding guide blocks are slidably connected inside the guide chute.

[0010] Preferably, a connection block is arranged at one end of the guide rail. A plug rod movably penetrates through the inside of the connection block. A positioning fastener is connected to one end of the plug rod. A spring member is arranged outside the plug rod.

[0011] Preferably, a number of positioning blocks are distributed inside the positioning fastener. A number of positioning holes are evenly opened on one side of the sliding guide block. The positioning blocks are connected inside the positioning holes.

[0012] Preferably, a guide plate is fixedly connected to one side of the positioning fastener, and the guide plate movably passes through the inner side of the connecting block.

[0013] Preferably, a plurality of positioning slots are evenly opened on one side of the vertical guide rod, a side support plate is fixedly installed on the top of the slot member, an adjusting bolt is threadedly connected to the inner side of the side support plate, one end of the adjusting bolt is movably connected to a positioning pin, and the positioning pin movably passes through one side of the sliding kit.

[0014] Preferably, a touch screen and control buttons are provided on the other side of the magnetic field regulation controller, and the control buttons are provided below the touch screen.

[0015] Preferably, a power slot is provided at the bottom of the magnetic field regulation controller, a mounting plate is provided on the outside of the mounting frame, a power socket is provided on the inside of the mounting frame, and the power slot is connected to the power socket.

[0016] Preferably, two sealed cabinet doors are movably installed on the front of the cabinet, and an insulation shell is provided inside the cabinet. A fresh-keeping compartment and a freezing compartment are respectively opened on the inner side of the insulation shell.

[0017] Compared with the prior art, the present invention has the following beneficial effects:

[0018] 1. In the present invention, a vertical guide rod is provided to provide a mounting support, so that the magnetic blocks can be conveniently distributed and installed inside the cabinet, near the position of the insulation shell. The magnetic blocks can provide magnetic force, which is conducive to increasing the distribution of the magnetic field. A plurality of positioning slots are provided on the vertical guide rod, and the sliding kit is slidably mounted on the vertical guide rod, and the magnetic blocks are connected and installed. After installation, the sliding kit can provide sliding adjustment on the vertical guide rod, which is convenient for sliding adjustment of the magnetic blocks, which is conducive to adjusting the height of the magnetic blocks according to the magnetic field requirements, thereby realizing the function of adjusting the magnetic field strength. When adjusting, the positioning pin is pulled out by rotating the adjusting bolt and separated from the positioning slot, and the adjustment operation can be performed. When adjusted to the appropriate position, the positioning pin is inserted into the interior of the positioning slot by rotating the adjusting bolt, thereby achieving a stable limiting effect, which is conducive to achieving a quick and convenient adjustment effect. The side of the magnetic block is equipped with a telescopic rod and a spring through a sliding rail in conjunction with the mounting seat, which facilitates pushing the pin mounting plate to both sides, thereby driving the pin mounting block to be inserted into the inner side of the slot member connected to the sliding kit, thereby achieving rapid installation and fixation, and also facilitates rapid disassembly, which is conducive to direct installation and disassembly according to the magnetic field strength requirements, thereby ensuring the use effect.

[0019] 2. In the present invention, the magnetic field adjustment controller is installed on the cabinet body, and the installation space is provided by the installation plate and the installation frame, which is convenient for the installation of the magnetic field adjustment controller. At the same time, the magnetic suction slot is connected to the magnetic suction sheet by magnetic attraction, thereby realizing quick installation and removal. In addition, a wireless transceiver module is built in, which is convenient for taking it down for remote space adjustment, thereby improving the scope of use. The bracket provides the function of erection support to ensure stability. The power can be connected to the power socket by the power slot, which is convenient for ensuring continuous operation. The magnetic field adjustment controller remotely controls the refrigerator. The user inputs the adjustment instructions of the parameters such as the magnetic field strength and temperature on the magnetic field adjustment controller. The magnetic field adjustment controller transmits the adjustment instructions to the magnetic field adjustment controller of the refrigerator through the communication module. The magnetic field adjustment controller controls the working status of the magnetic field generating device and the refrigeration system according to the received adjustment instructions, thereby realizing remote control of the magnetic field strength and temperature in the refrigerator.

[0020] 3. In the present invention, the rear cover is arranged on the back of the cabinet, and the handle is arranged on the rear cover, which facilitates the provision of an effective covering effect. At the same time, the guide rail is utilized to provide a sliding guide function, and the guide slide groove provides a sliding connection for the sliding guide block, which is beneficial to further improve the sliding stability. The positioning fastener cooperates with the positioning block to perform a limiting connection with the positioning hole on the sliding guide block, which is beneficial after the rear cover is closed. By pulling the positioning fastener outward and releasing the hand after docking, the elastic force generated by the spring part is utilized to push the insertion rod, thereby driving the positioning block to fasten to the inner side of the positioning hole, thereby achieving a stable locking effect. The guide plate provides a stable guiding function, which further improves the stability. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a three-dimensional diagram of a refrigerator fresh-keeping control device capable of adjusting magnetic field strength according to the present invention;

[0022] Figure 2 This is a schematic structural diagram from another angle of a refrigerator fresh-keeping control device capable of adjusting magnetic field strength according to the present invention;

[0023] Figure 3 This is a schematic diagram of the internal structure of a refrigerator fresh-keeping control device capable of adjusting magnetic field strength according to the present invention;

[0024] Figure 4 This is a schematic diagram of the structure of a control mechanism of a refrigerator fresh-keeping control device capable of adjusting magnetic field strength according to the present invention;

[0025] Figure 5 This is a schematic structural diagram from another angle of a control mechanism of a refrigerator fresh-keeping control device capable of adjusting magnetic field strength according to the present invention;

[0026] Figure 6 This is a schematic diagram of the internal structure of a refrigerator fresh-keeping control device capable of adjusting magnetic field strength according to the present invention;

[0027] Figure 7 For the present invention Figure 6 Schematic diagram of the enlarged structure at location A in the present invention;

[0028] Figure 8 For the present invention Figure 6 Schematic diagram of the enlarged structure at location B in the present invention;

[0029] Figure 9 Schematic diagram of the internal structure of a refrigerator fresh-keeping control device with adjustable magnetic field strength according to the present invention;

[0030] Figure 10 Schematic diagram of the structure of an adjustable magnet mechanism of a refrigerator fresh-keeping control device with adjustable magnetic field strength according to the present invention;

[0031] Figure 11 For the present invention Figure 10 Schematic diagram of the enlarged structure at location C in the present invention.

[0032] In the figure:

[0033] 1. Refrigerator mechanism; 101. Cabinet body; 102. Sealed cabinet door; 103. Thermal insulation housing; 104. Fresh-keeping compartment; 105. Freezing compartment; 106. First magnetic coil; 107. Second magnetic coil; 2. Regulation mechanism; 201. Magnetic field adjustment controller; 202. Touch display screen; 203. Control button; 204. Magnetic attraction notch; 205. Power-on slot; 206. Mounting plate; 207. Power-on socket; 208. Mounting frame; 209. Bracket; 210. Magnetic attraction piece; 3. Cover plate mechanism; 301. Rear cover plate; 302. Handle; 303. Sliding guide block; 304. Positioning hole; 305. Guide rail; 306. Guide chute; 307. Connecting block; 308. Positioning fastener; 309. Positioning block; 310. Plug rod; 311. Spring member; 312. Guide plate; 4. Adjustable magnet mechanism; 401. Vertical guide rod; 402. Positioning notch; 403. Sliding sleeve; 404. Slot member; 405. Side support plate; 406. Adjusting bolt; 407. Positioning pin; 408. Magnet block; 409. Sliding rail; 410. Mounting seat; 411. Telescopic rod; 412. Spring; 413. Pin mounting plate; 414. Pin mounting block. Detailed implementation manners

[0034] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0035] Embodiment 1: As Figures 1 - 11 shown, the present invention provides a technical solution: a refrigerator fresh-keeping control device with adjustable magnetic field intensity, including a refrigerator mechanism 1, a regulation mechanism 2, a cover plate mechanism 3 and an adjustable magnet mechanism 4. The regulation mechanism 2 is arranged on one side of the refrigerator mechanism 1, the cover plate mechanism 3 is arranged on the back of the refrigerator mechanism 1, and the adjustable magnet mechanism 4 is arranged inside the refrigerator mechanism 1. The refrigerator mechanism 1 includes a cabinet body 101, inside which a first magnetic coil 106 and a second magnetic coil 107 are arranged. The second magnetic coil 107 is arranged below the first magnetic coil 106. Two sealed cabinet doors 102 are movably installed on the front of the cabinet body 101. A heat preservation housing 103 is arranged inside the cabinet body 101. A fresh-keeping compartment 104 and a freezing compartment 105 are respectively opened on the inner side of the heat preservation housing 103;

[0036] The adjustable magnet mechanism 4 includes a vertical guide rod 401 and a magnetic block 408. A plurality of sliding sleeves 403 are slidably sleeved on the vertical guide rod 401. A slot member 404 is arranged on one side of the sliding sleeve 403. A sliding rail 409 is arranged on one side of the magnetic block 408. An installation seat 410 is arranged in the middle of the sliding rail 409. Two telescopic rods 411 are symmetrically arranged on both sides of the installation seat 410. A spring 412 is sleeved on the outer wall of the telescopic rod 411. One end of the telescopic rod 411 is connected with a pin-mounted plate 413. One end of the pin-mounted plate 413 is connected with a pin-mounted block 414. The pin-mounted block 414 is inserted and connected inside the slot member 404. A plurality of positioning notches 402 are evenly penetrated and opened on one side of the vertical guide rod 401. A side support plate 405 is fixedly installed on the top of the slot member 404. An adjusting bolt 406 is threadedly connected inside the side support plate 405. One end of the adjusting bolt 406 is movably connected with a positioning pin 407. The positioning pin 407 movably penetrates through one side of the sliding sleeve 403.

[0037] In this embodiment, the cabinet body 101 is provided outside to play a role of decoration and protection. The sealed cabinet doors 102 provide a sealing function on the front and can also provide a heat preservation effect. The fresh-keeping compartment 104 and the freezing compartment 105 opened on the heat preservation housing 103 can provide a loading space, and the heat preservation housing 103 also has a heat preservation effect. The first magnetic coil 106 and the second magnetic coil 107 can provide the function of generating a magnetic field. By connecting the driving circuit with the magnet, the magnetic field intensity of the magnet is controlled. Through the driving circuit, the magnetic field intensity generated by the magnet can be accurately adjusted to meet the fresh-keeping requirements of different foods.

[0038] Provide erection support through the vertical guide rod 401, which facilitates the distributed installation of the magnetic blocks 408 inside the cabinet body 101, near the heat preservation shell 103. The magnetic blocks 408 can provide magnetic force, which is beneficial to increasing the magnetic field distribution. A plurality of positioning notches 402 are provided on the vertical guide rod 401. The sliding sleeve 403 is slidably mounted on the vertical guide rod 401 and connected to the magnetic block 408. After installation, the sliding sleeve 403 can provide sliding adjustment on the vertical guide rod 401, facilitating the sliding adjustment of the magnetic block 408, which is beneficial to adjusting the height of the magnetic block 408 according to the magnetic field requirements, and then realizing the function of adjusting the magnetic field intensity. During adjustment, the positioning pin 407 is withdrawn by rotating the adjustment bolt 406 and separated from the positioning notch 402, and then the adjustment operation can be carried out. When adjusted to the appropriate position, the positioning pin 407 is inserted into the inside of the positioning notch 402 by rotating the adjustment bolt 406, thereby realizing a stable limiting effect, which is beneficial to realizing a fast and convenient adjustment effect. The side of the magnetic block 408 is installed with a telescopic rod 411 and a spring 412 through a sliding rail 409 and a mounting seat 410, which is convenient for pushing the pinning plate 413 to both sides, and then driving the pinning block 414 to be inserted and connected to the inside of the slot part 404 on the sliding sleeve 403, realizing fast installation and fixation, and at the same time facilitating fast disassembly, which is beneficial to directly installing and disassembling according to the magnetic field intensity requirements and ensuring the use effect.

[0039] Embodiment 2: As Figure 4 and Figure 5 shown, the regulation mechanism 2 includes a magnetic field regulation controller 201. A magnetic attraction notch 204 is provided on one side of the magnetic field regulation controller 201. An installation frame 208 is arranged on the outside of the magnetic field regulation controller 201. Magnetic attraction sheets 210 are symmetrically arranged on the inner side of the installation frame 208. A magnetic attraction connection is formed between the magnetic attraction notch 204 and the magnetic attraction sheets 210. A bracket 209 is arranged on one side of the installation frame 208. A touch screen display 202 and control buttons 203 are arranged on the other side of the magnetic field regulation controller 201. The control buttons 203 are arranged below the touch screen display 202. A power-on slot 205 is arranged at the bottom of the magnetic field regulation controller 201. An installation plate 206 is arranged on the outside of the installation frame 208. A power-on socket 207 is arranged on the inner side of the installation frame 208. The power-on slot 205 is connected to the power-on socket 207.

[0040] In this embodiment, the magnetic field adjustment controller 201 is installed on the cabinet body 101. The mounting plate 206 and the mounting frame 208 provide a mounting space, facilitating the installation of the magnetic field adjustment controller 201. At the same time, the magnetic attraction slot 204 and the magnetic attraction piece 210 are magnetically connected, thereby realizing quick installation, removal, and taking. Moreover, it is internally provided with a wireless transceiver module, facilitating taking it down for remote space adjustment, enhancing the scope of use. The bracket 209 provides a role of erection and support to ensure stability. Power can be supplied through the connection between the power-on slot 205 and the power-on socket 207, facilitating maintaining the battery life. When the user needs to preserve fresh meat in the freezer, the user adjusts the magnetic field intensity to a suitable intensity for meat preservation through the magnetic field intensity adjustment button of the regulation mechanism 2. The magnetic field intensity adjustment button transmits the adjustment instruction input by the user to the microprocessor. After processing and converting the adjustment instruction, the microprocessor generates a corresponding PWM control signal and transmits this signal to the PWM modulation circuit. The PWM modulation circuit adjusts the magnitude of the current output by the power amplifier according to the received PWM control signal, thereby controlling the magnetic field intensity of the electromagnet. The temperature sensor monitors the temperature inside the freezer in real time and transmits the monitored signal to the magnetic field adjustment controller. The magnetic field adjustment controller controls the refrigeration system adjustment system of the freezer according to the temperature signal, so that the temperature inside the freezer is maintained within a range suitable for meat preservation. The user remotely controls the freezer through the magnetic field adjustment controller 201. The user inputs adjustment instructions for parameters such as magnetic field intensity and temperature on the magnetic field adjustment controller 201. The magnetic field adjustment controller 201 transmits the adjustment instruction to the magnetic field adjustment controller of the freezer through the communication module. The magnetic field adjustment controller controls the working states of the magnetic field generating device and the refrigeration system according to the received adjustment instruction, realizing remote control of the magnetic field intensity and temperature inside the freezer. The magnetic field adjustment controller feeds back real-time data such as the temperature, humidity, and magnetic field intensity inside the freezer to the magnetic field adjustment controller 201 through the communication module, and the user can view the working state of the freezer in real time on the magnetic field adjustment controller 201.

[0041] Embodiment 3: As Figures 6 - 8As shown in the figure, the cover plate mechanism 3 includes a rear cover plate 301. On one side of the rear cover plate 301, handles 302 are symmetrically arranged. At both ends of the rear cover plate 301, there are slidingly connected guiding slide rails 305. On one side of the guiding slide rails 305, there are guiding chutes 306. On one side of the rear cover plate 301, sliding guiding blocks 303 are symmetrically arranged. The sliding guiding blocks 303 are slidably connected to the inside of the guiding chutes 306. At one end of the guiding slide rails 305, there is a connecting block 307. An insertion rod 310 movably penetrates through the inside of the connecting block 307. One end of the insertion rod 310 is connected to a positioning fastener 308. On the outside of the insertion rod 310, there is a spring member 311. Inside the positioning fastener 308, there are distributed several positioning blocks 309. On one side of the sliding guiding blocks 303, several positioning holes 304 are evenly opened. The positioning blocks 309 are connected to the inside of the positioning holes 304. On one side of the positioning fastener 308, there is fixedly connected a guiding plate 312. The guiding plate 312 movably penetrates through the inside of the connecting block 307.

[0042] In this embodiment, the rear cover plate 301 is arranged on the back of the cabinet body 101, and the handles 302 are arranged on the rear cover plate 301, which facilitates providing an effective covering function. At the same time, the guiding slide rails 305 provide a sliding guiding function, and the guiding chutes 306 provide a sliding connection for the sliding guiding blocks 303, which is beneficial to further improving the sliding stability. The positioning fastener 308 cooperating with the positioning blocks 309 can be used for limit connection with the positioning holes 304 on the sliding guiding blocks 303. After the rear cover plate 301 is closed, by pulling out the positioning fastener 308 outward, when it is docked and then the hand is released, the elastic force generated by the spring member 311 is used to push the insertion rod 310, and then drive the positioning blocks 309 to be fastened inside the positioning holes 304, realizing a stable locking function. The guiding plate 312 provides a stable guiding function, further improving the stability.

[0043] In the present invention, when the cold cabinet fresh-keeping control device with adjustable magnetic field intensity is in use, first, the cabinet body 101 is arranged outside to provide a decorative and protective function. The sealed cabinet door 102 provides a sealing function on the front and can also provide a heat preservation effect. On the heat preservation housing 103, there are opened a fresh-keeping compartment 104 and a freezing compartment 105 to provide a loading space, and the heat preservation housing 103 also has a heat preservation effect. The first magnetic coil 106 and the second magnetic coil 107 can provide the function of generating a magnetic field. By connecting the driving circuit to the magnet, the magnetic field intensity of the magnet is controlled. Through the driving circuit, the magnetic field intensity generated by the magnet can be accurately adjusted to meet the fresh-keeping requirements of different foods.

[0044] The vertical guide rod 401 provides a mounting support, which facilitates the distribution and installation of the magnetic block 408 inside the cabinet 101, near the position of the heat-insulating shell 103. The magnetic block 408 can provide magnetic force, which is beneficial to increase the distribution of the magnetic field. A plurality of positioning slots 402 are provided on the vertical guide rod 401, and the sliding kit 403 is used to slide on the vertical guide rod 401, and the magnetic block 408 is connected and installed. After installation, the sliding kit 403 can provide sliding adjustment on the vertical guide rod 401, which facilitates the sliding adjustment of the magnetic block 408, and is beneficial to adjust the height of the magnetic block 408 according to the magnetic field requirements, thereby realizing the function of adjusting the magnetic field strength. When adjusting, the positioning pin 407 is pulled out by rotating the adjustment bolt 406. , separated from the positioning slot 402, the adjustment operation can be carried out. When it is adjusted to the appropriate position, the positioning pin 407 is inserted into the interior of the positioning slot 402 by rotating the adjusting bolt 406, thereby achieving a stable limiting effect, which is conducive to achieving a quick and convenient adjustment effect. The side of the magnetic block 408 is installed with the telescopic rod 411 and the spring 412 through the sliding rail 409 in conjunction with the mounting seat 410, which is convenient for pushing the pin mounting plate 413 to both sides, thereby driving the pin mounting block 414 to be inserted into the inner side of the slot member 404 connected to the sliding kit 403, achieving fast installation and fixation, and also facilitating quick disassembly, which is conducive to direct installation and disassembly according to the magnetic field strength requirements, ensuring the effect of use, through the magnetic field The adjustment controller 201 is installed on the cabinet 101, and the installation space is provided by the installation plate 206 and the installation frame 208, which is convenient for installing the magnetic field adjustment controller 201. At the same time, the magnetic slot 204 is connected to the magnetic sheet 210 by magnetic attraction, thereby realizing quick installation and removal. In addition, a wireless transceiver module is built in, which is convenient for taking it down for remote space adjustment, thereby improving the scope of use. The bracket 209 provides the function of erection support to ensure stability. It can be powered by connecting the power slot 205 to the power socket 207, which is convenient for ensuring continuous operation. It is set on the back of the cabinet 101 through the rear cover 301, and is set on the rear cover 301 through the handle 302, which is convenient for providing an effective covering action. The guide rail 305 is used to provide a sliding guide, and the guide groove 306 provides a sliding connection for the sliding guide block 303, which is beneficial to further improve the sliding stability. The positioning fastener 308 cooperates with the positioning block 309 to perform a limiting connection with the positioning hole 304 on the sliding guide block 303, which is beneficial after the rear cover 301 is closed. By pulling the positioning fastener 308 outward and releasing your hand after docking, the elastic force generated by the spring part 311 is used to push the insertion rod 310, and then drive the positioning block 309 to fasten the inner side of the positioning hole 304, thereby achieving a stable locking effect. The guide plate 312 provides a stable guiding effect, which further improves the stability.

[0045] Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims

1. A cold cabinet freshness preservation control device with adjustable magnetic field intensity, characterized in that: It includes a freezer mechanism (1), a regulation mechanism (2), a cover plate mechanism (3) and an adjustable magnet mechanism (4). The regulation mechanism (2) is arranged on one side of the freezer mechanism (1), the cover plate mechanism (3) is arranged on the back of the freezer mechanism (1), the adjustable magnet mechanism (4) is arranged inside the freezer mechanism (1). The freezer mechanism (1) includes a cabinet body (101), and a first magnetic coil (106) and a second magnetic coil (107) are arranged inside the cabinet body (101), and the second magnetic coil (107) is arranged below the first magnetic coil (106); The adjustable magnet mechanism (4) includes a vertical guide rod (401) and a magnetic block (408). A plurality of sliding kits (403) are slidably sleeved on the vertical guide rod (401). A slot part (404) is arranged on one side of the sliding kit (403). A sliding rail (409) is arranged on one side of the magnetic block (408). A mounting seat (410) is arranged in the middle of the sliding rail (409). Telescopic rods (411) are symmetrically arranged on both sides of the mounting seat (410). A spring (412) is sleeved on the outer wall of the telescopic rod (411). One end of the telescopic rod (411) is connected with a pin mounting plate (413). One end of the pin mounting plate (413) is connected with a pin mounting block (414), and the pin mounting block (414) is inserted and connected inside the slot part (404); The regulation mechanism (2) includes a magnetic field regulation controller (201). A magnetic attraction slot (204) is arranged on one side of the magnetic field regulation controller (2). An installation frame (208) is arranged on the outside of the magnetic field regulation controller (201). Magnetic attraction sheets (210) are symmetrically arranged inside the installation frame (208). A magnetic attraction connection is formed between the magnetic attraction slot (204) and the magnetic attraction sheets (210). A bracket (209) is arranged on one side of the installation frame (208); A touch screen display (202) and control buttons (203) are arranged on the other side of the magnetic field regulation controller (201), and the control buttons (203) are arranged below the touch screen display (202); An energization slot (205) is arranged at the bottom of the magnetic field regulation controller (201). An installation plate (206) is arranged on the outside of the installation frame (208), and an energization socket (207) is arranged inside the installation frame (208). The energization slot (205) is connected with the energization socket (207); A number of positioning slots (402) are evenly formed in a penetrating manner on one side of the vertical guide rod (401). A side support plate (405) is fixedly installed at the top of the slot part (404). An adjusting bolt (406) is threadedly connected inside the side support plate (405). One end of the adjusting bolt (406) is movably connected with a positioning pin (407), and the positioning pin (407) movably penetrates through one side of the sliding kit (403).

2. The cold cabinet freshness preservation control device with adjustable magnetic field intensity according to claim 1, wherein: The cover plate mechanism (3) includes a rear cover plate (301). On one side of the rear cover plate (301), handles (302) are symmetrically arranged. At both ends of the rear cover plate (301), there are slidingly connected guiding slide rails (305). On one side of the guiding slide rails (305), guiding chutes (306) are formed. On one side of the rear cover plate (301), sliding guiding blocks (303) are symmetrically arranged, and the sliding guiding blocks (303) are slidingly connected to the inner sides of the guiding chutes (306).

3. The cold cabinet freshness preservation control device with adjustable magnetic field intensity according to claim 2, characterized in that: At one end of the guiding slide rail (305), there is a connecting block (307). An insertion rod (310) movably penetrates through the inside of the connecting block (307). One end of the insertion rod (310) is connected to a positioning fastener (308), and a spring member (311) is arranged on the outer side of the insertion rod (310).

4. The cold cabinet freshness preservation control device with adjustable magnetic field intensity according to claim 3, characterized in that: Inside the positioning fastener (308), there are distributed several positioning blocks (309). On one side of the sliding guiding block (303), several positioning holes (304) are evenly formed, and the positioning blocks (309) are connected to the inner sides of the positioning holes (304).

5. The cold cabinet freshness preservation control device with adjustable magnetic field intensity according to claim 4, characterized in that: On one side of the positioning fastener (308), there is fixedly connected a guiding plate (312), and the guiding plate (312) movably penetrates through the inside of the connecting block (307).

6. The cold cabinet freshness preservation control device with adjustable magnetic field strength according to claim 1, characterized in that: On the front surface of the cabinet body (101), two sealed cabinet doors (102) are movably installed. Inside the cabinet body (1), a heat preservation housing (103) is arranged. Inside the heat preservation housing (103), a fresh-keeping compartment (104) and a freezing compartment (105) are respectively formed.

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