A new type of cold stringing machine
By incorporating ultraviolet germicidal lamps, transparent windows, limit frames, and refrigeration components into the cold stringing machine, the problems of inconvenient disinfection and cleaning of the cold stringing machine have been solved, achieving efficient sterilization and convenient cleaning, thereby improving the quality of the cold stringing machine and the lifespan of the equipment.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- ZHEJIANG HEMA COMMERCIAL EQUIP CO LTD
- Filing Date
- 2025-07-08
- Publication Date
- 2026-06-19
AI Technical Summary
Existing cold string machines cannot effectively disinfect during use, and their integrated structure makes cleaning inconvenient, affecting the cleanliness and quality of the cold strings.
A novel cold string machine has been designed, equipped with ultraviolet germicidal lamps, transparent windows, limit frames, and refrigeration components. Combined with dustproof nets and covers, it can achieve disinfection, lighting, limit and temperature control of cold strings, and is easy to disassemble and clean.
It improves the sterilization effect of cold skewers, ensures the taste and cleanliness of cold skewers, and is easy to clean, thus extending the service life of the equipment.
Smart Images

Figure CN224369562U_ABST
Abstract
Description
Technical Field
[0001] This utility model relates to the field of cold stringing machines, and in particular to a novel cold stringing machine. Background Technology
[0002] Cold skewers are a local traditional snack. They consist of meat and vegetables skewered on bamboo sticks and soaked in a special broth. They are eaten as needed. The spiciness of cold skewers is comparable to that of hot pot. They are fiery hot upon first bite, followed by the aroma of chili peppers. There are various ways to prepare cold skewers. Different ingredients and seasonings can be selected according to personal taste. For example, quail eggs, chicken feet, various meatballs, tofu skin, wood ear fungus, kelp knots, broccoli, and other ingredients can be made into cold skewers. By soaking them in the special broth, they are infused with flavor. The unique flavor of cold skewers lies in the preparation of the slicing chili peppers, and each family has its own secret recipe.
[0003] The cold skewer machine used for selling cold skewers cannot disinfect the skewers it loads, resulting in a lack of guaranteed cleanliness. In addition, the overall structure is one piece, making it inconvenient to clean each part separately, which affects the quality of the cold skewers when sold.
[0004] Therefore, it is necessary to propose a new type of cold stringing machine to solve the above problems. Utility Model Content
[0005] The main objective of this invention is to provide a novel cold stringing machine that can effectively solve the problems in the background art.
[0006] To achieve the above objectives, the technical solution adopted by this utility model is as follows:
[0007] A novel cold stringing machine includes a cold stringing machine body, a refrigeration component installed at the bottom of the inner cavity of the cold stringing machine body, a first dustproof net installed at the bottom of the outer wall of the cold stringing machine body, a dustproof cover installed on the front of the cold stringing machine body, a machine cover installed on the top of the cold stringing machine body, an ultraviolet germicidal lamp installed at the top of the inner cavity of the machine cover, and a cold stringing pot installed on the top of the cold stringing machine body.
[0008] Preferably, support columns are symmetrically fixedly connected around the bottom of the cold stringing machine body, and a second dustproof net is installed on the front and back of the bottom of the inner cavity of the cold stringing machine body.
[0009] Preferably, a switch button and a temperature control panel are installed on the front of the dust cover. The output terminals of the switch button and the temperature control panel are electrically connected to the input terminals of the refrigeration components. The refrigeration components include a compressor, a condenser, an expansion valve, and an evaporator. The input terminals of the refrigeration components are electrically connected to the input terminals of the switch button and the temperature control panel. The evaporator is attached to the bottom of the cold cooker.
[0010] Preferably, the front of the machine cover is rotatably connected to a transparent window, the top of the cold skewer machine body is provided with an installation groove, and the top of the outer wall of the cold skewer pot is equipped with a limit bracket.
[0011] Preferably, the size of the limiting frame is larger than the mounting groove, and the cold skewer pot is prevented from entering the inner cavity of the mounting groove by the limiting frame. An aluminum plate is installed in the inner cavity of the mounting groove, and the aluminum plate is attached to the bottom of the cold skewer pot.
[0012] Preferably, a limit block is installed in the inner cavity of the cold skewer pot, handles are symmetrically installed on both sides of the top of the cold skewer pot, a power socket is installed in the inner cavity of the cold skewer machine body, the input end of the ultraviolet germicidal lamp is electrically connected to the output end of the power socket, and the input end of the refrigeration component is electrically connected to the output end of the power socket.
[0013] Beneficial effects
[0014] Compared with the prior art, the present invention has the following beneficial effects:
[0015] 1. This new type of cold skewer machine, equipped with ultraviolet germicidal lamps, can disinfect the cold skewers placed in the inner cavity of the cold skewer pot while also providing illumination, making it convenient for customers to select cold skewers and improving the sterilization effect. The transparent window allows customers to observe the cold skewers inside the pot under normal conditions, facilitating their selection. The transparent window can also be flipped for easy handling of the cold skewers, and the machine cover is easy to disassemble for cleaning, making it easier to remove oil stains.
[0016] 2. This new type of cold skewer machine, with its set limiting frame, makes it easy to place the cold skewer pot in the inner cavity of the installation slot. The set limiting block can play a certain limiting effect on the cold skewers placed in the inner cavity of the cold skewer pot, thereby preventing the cold skewers from falling off during operation. The set handle makes it easy to separate the cold skewer pot from the cold skewer machine body for separate cleaning.
[0017] 3. This new type of cold skewer machine utilizes a refrigeration component 7. The evaporator, attached to the bottom of the cold skewer pot 9, absorbs heat to cool the skewers; the condenser dissipates heat, effectively cooling the skewers inside the pot to maintain their palatable texture. A power switch and temperature control panel allow for machine operation and temperature adjustment. A first dust filter, a second dust filter, and a dust cover prevent dust from entering and facilitate easy cleaning, thus extending the lifespan of the machine and its refrigeration components. Attached Figure Description
[0018] Figure 1 This is a front structural diagram of the present invention;
[0019] Figure 2 This is an exploded view of the main body of the cold stringing machine of this utility model;
[0020] Figure 3 This is a structural schematic diagram of the cover of this utility model.
[0021] In the diagram: 1. Cold stringing machine body; 2. Support column; 3. First dustproof net; 4. Second dustproof net; 5. Switch button; 6. Temperature control panel; 7. Refrigeration components; 8. Mounting slot; 9. Cold stringing pot; 10. Limiting frame; 11. Limiting block; 12. Handle; 13. Machine cover; 14. Transparent window; 15. Ultraviolet germicidal lamp; 16. Dustproof cover. Detailed Implementation
[0022] To make the technical means, creative features, objectives and effects of this utility model easier to understand, the present utility model will be further described below in conjunction with specific embodiments.
[0023] like Figures 1-3 As shown, a novel cold stringing machine includes a cold stringing machine body 1, a refrigeration component 7 installed at the bottom of the inner cavity of the cold stringing machine body 1, a first dustproof net 3 installed at the bottom of the outer wall of the cold stringing machine body 1, a dustproof cover plate 16 installed on the front of the cold stringing machine body 1, a cover 13 installed on the top of the cold stringing machine body 1, an ultraviolet germicidal lamp 15 installed at the top of the inner cavity of the cover 13, a cold stringing pot 9 installed on the top of the cold stringing machine body 1, support columns 2 symmetrically fixedly connected around the bottom of the cold stringing machine body 1, a second dustproof net 4 installed on the front and back of the bottom of the inner cavity of the cold stringing machine body 1, a switch button 5 and a temperature control panel 6 installed on the front of the dustproof cover 16, the output terminals of the switch button 5 and the temperature control panel 6 are electrically connected to the input terminal of the refrigeration component 7, and the refrigeration component 7 includes a compressor, a condenser, an expansion valve and an evaporator. The input end of the refrigeration component 7 is electrically connected to the input end of the switch button 5 and the temperature control panel 6. The evaporator is attached to the bottom of the cold skewer pot 9. A transparent viewing window 14 is rotatably connected to the front of the cover 13. An installation groove 8 is provided in the center of the top of the cold skewer machine body 1. A limit bracket 10 is installed on the top of the outer wall of the cold skewer pot 9. The size of the limit bracket 10 is larger than that of the installation groove 8. The cold skewer pot 9 is prevented from being in the inner cavity of the installation groove 8 by the limit bracket 10. An aluminum plate is installed in the inner cavity of the installation groove 8. The aluminum plate is attached to the bottom of the cold skewer pot 9. A limit block 11 is installed in the inner cavity of the cold skewer pot 9. Handles 12 are symmetrically installed on both sides of the top of the cold skewer pot 9. A power socket is installed in the inner cavity of the cold skewer machine body 1. The input end of the ultraviolet germicidal lamp 15 is electrically connected to the output end of the power socket. The input end of the refrigeration component 7 is electrically connected to the output end of the power socket.
[0024] The ultraviolet germicidal lamp 15 disinfects the cold skewers placed inside the cold skewer pot 9 while also providing illumination, facilitating customer selection and enhancing sterilization. The transparent window 14 allows customers to observe the skewers inside the pot 9 during normal operation, facilitating selection. The window 14 is also flip-up for easy handling. The cover 13 is easily removable for cleaning, particularly removing oil stains. The limiting bracket 10 ensures the pot 9 is placed within the mounting slot 8, and the limiting block 11 provides some restraint to the skewers inside. The design prevents the cold skewers from falling during operation of the cold skewer pot 9. The handle 12 allows for easy separation of the cold skewer pot 9 from the main body 1 for separate cleaning. The refrigeration component 7 includes an evaporator attached to the bottom of the cold skewer pot 9 to absorb heat and cool the skewers, and a condenser for heat dissipation, effectively cooling the skewers inside the pot 9 to maintain their palatability. The switch button 5 and temperature control panel 6 allow for on / off operation and temperature adjustment of the main body 1. The first dustproof mesh 3, second dustproof mesh 4, and dustproof cover 16 prevent dust from entering and facilitate easy cleaning, thus extending the lifespan of the main body 1 and the refrigeration component 7.
[0025] It should be noted that this utility model is a novel cold skewer machine. In use, the cold skewers are placed in the inner cavity of the cold skewer pot 9, which is then placed in the inner cavity of the mounting slot 8 via the limiting bracket 10. The machine cover 13 is closed, and the switch button 5 is pressed. The compressor in the refrigeration assembly 7 compresses the refrigerant into a high-temperature gas, which is then sent to the condenser for heat dissipation. During the heat dissipation process, the first dustproof net 3, the second dustproof net 4, and the dustproof cover 16 prevent dust from entering. After heat dissipation, the refrigerant is depressurized through the expansion valve and enters the evaporator to absorb heat and vaporize, thereby absorbing heat from the cold skewer pot 9 and cooling the cold skewers. The temperature is controlled by the temperature control panel 6. The refrigeration assembly 7... During operation, the first dustproof net 3, the second dustproof net 4, and the dustproof cover 16 can prevent dust. Customers can select cold skewers in the inner cavity of the cold skewer pot 9 through the transparent window 14. By rotating the transparent window 14, the cold skewers in the inner cavity of the cold skewer pot 9 can be taken out. When the cold skewer machine body 1 is working, the ultraviolet sterilization lamp 15 is turned on to disinfect the cold skewers and provide lighting at the same time. When the cold skewer machine body 1 needs to be cleaned, the first dustproof net 3, the second dustproof net 4, and the dustproof cover 16 can be removed to clean the dust. After removing the cover 13, the cold skewer pot 9 can be taken out, so that it can be cleaned separately.
[0026] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely illustrative of the principles of this utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claims. The scope of protection of this utility model is defined by the appended claims and their equivalents.
Claims
1. A new type of cold stringing machine comprising a cold stringing machine body (1), characterized in that: A refrigeration component (7) is installed at the bottom of the inner cavity of the cold stringing machine body (1), a first dustproof net (3) is installed at the bottom of the outer wall of the cold stringing machine body (1), a dustproof cover (16) is installed on the front of the cold stringing machine body (1), a machine cover (13) is installed on the top of the cold stringing machine body (1), an ultraviolet germicidal lamp (15) is installed on the top of the inner cavity of the machine cover (13), and a cold stringing pot (9) is installed on the top of the cold stringing machine body (1).
2. A novel cold stringing machine as claimed in claim 1, wherein: Support columns (2) are symmetrically fixed around the bottom of the cold stringing machine body (1), and a second dustproof net (4) is installed on the front and back of the bottom of the inner cavity of the cold stringing machine body (1).
3. A novel cold stringing machine according to claim 2, characterized in that: The dust cover (16) is equipped with a switch button (5) and a temperature control panel (6) on its front side. The output ends of the switch button (5) and the temperature control panel (6) are electrically connected to the input end of the refrigeration component (7). The refrigeration component (7) includes a compressor, a condenser, an expansion valve and an evaporator. The input end of the refrigeration component (7) is electrically connected to the input end of the switch button (5) and the temperature control panel (6). The evaporator is attached to the bottom of the cold cooker (9).
4. A novel cold stringing machine according to claim 1, characterized in that: The front of the machine cover (13) is rotatably connected to a transparent window (14), and an installation groove (8) is provided in the center of the top of the cold stringing machine body (1). A limit bracket (10) is installed on the top of the outer wall of the cold stringing pot (9).
5. A novel cold stringing machine according to claim 4, characterized in that: The size of the limiting frame (10) is larger than that of the mounting groove (8). The cold skewer pot (9) is placed in the inner cavity of the mounting groove (8) through the limiting frame (10). An aluminum plate is installed in the inner cavity of the mounting groove (8), and the aluminum plate is attached to the bottom of the cold skewer pot (9).
6. A novel cold stringing machine according to claim 1, characterized in that: A limit block (11) is installed in the inner cavity of the cold skewer pot (9). Handles (12) are symmetrically installed on both sides of the top of the cold skewer pot (9). A power socket is installed in the inner cavity of the cold skewer machine body (1). The input end of the ultraviolet germicidal lamp (15) is electrically connected to the output end of the power socket. The input end of the refrigeration component (7) is electrically connected to the output end of the power socket.