Dual-purpose hot food display cabinet

By installing components such as water tanks, steam generators, and hot air blowers in the hot food display case, the dry and wet modes can be switched, which solves the problem of the single function of existing hot food display cases, achieves uniform distribution of steam and heat, improves the display effect and food quality, and saves equipment costs and space.

CN224539851UActive Publication Date: 2026-07-24FUJIAN QINGHE KITCHENWARE EQUIP CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
FUJIAN QINGHE KITCHENWARE EQUIP CO LTD
Filing Date
2025-09-03
Publication Date
2026-07-24

AI Technical Summary

Technical Problem

Existing hot food display cases have limited functionality and cannot meet the needs of both dry and humid heat preservation, leading to a decline in food quality or an increase in equipment costs.

Method used

A dual-purpose hot food display cabinet for both dry and wet use was designed. By setting up components such as a water tank, steam generator, steam delivery pipe, hot air blower and heating plate, it can achieve uniform distribution of steam and heat, support the switching between dry and wet modes, and ensure the display effect and quality of different hot foods.

Benefits of technology

It achieves uniform distribution of steam and heat within the cabinet, meeting the preservation needs of different hot foods, avoiding problems such as insufficient humidity or overheating in certain areas, improving the display effect and food quality, while saving equipment costs and space.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to food display equipment technical field, concretely relates to a dry and wet dual -purpose hot food display cabinet, including cabinet, transparent window and dry and wet subassembly, one end fixedly connected with transparent window in the cabinet inner wall, the left side fixedly connected with dry and wet subassembly of cabinet, the dry and wet subassembly includes the water tank fixedly connected in the left side of cabinet, the top fixedly connected with steam generator of water tank, the top fixedly connected with steam delivery pipe of steam generator, the inside wall of cabinet is provided with mounting groove, the inner wall fixedly connected with steam exhaust box of two mounting grooves, the other end of two steam delivery pipes and the back side of a steam exhaust box are fixedly connected. The utility model, through setting up dry and wet subassembly, the overall structure is through the cooperation of each component, and the dry and wet mode guarantees the uniformity of steam and heat distribution in the cabinet, effectively guarantees the display effect and quality of different kinds of hot food.
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Description

Technical Field

[0001] This utility model relates to the field of food display equipment technology, and in particular to a hot food display cabinet that can be used for both dry and wet food. Background Technology

[0002] Hot food display cases are commonly used in the catering industry, convenience stores, supermarkets, and other similar establishments to showcase and keep various hot foods warm, making it convenient for customers to select them. Currently, most hot food display cases on the market have limited functionality, offering only dry heat or humid heat insulation.

[0003] Existing dual-purpose hot food display cases can only maintain either dry or humid heat, failing to meet the preservation needs of different hot foods. For hot foods that need to retain moisture and a soft texture, dry heat preservation can cause the surface to crack and the internal moisture to be lost, severely affecting the taste. On the other hand, for fried chicken, French fries, and fried dough sticks that need to maintain a crispy texture, humid heat preservation will cause the food to absorb too much moisture, becoming soggy and greasy, losing its original flavor. If businesses want to display both types of hot foods at the same time, they must purchase two display cases with different functions, which not only increases equipment costs but also occupies more operating space. This limitation is even more pronounced in places with limited space, such as convenience stores and small restaurants. Utility Model Content

[0004] The purpose of this invention is to solve the problems of existing devices having limited functionality and uneven heat or steam distribution, and to propose a dual-purpose hot food display cabinet for both dry and wet use.

[0005] To achieve the above objectives, the present invention adopts the following technical solution: a dual-purpose hot food display cabinet for both dry and wet use, comprising a cabinet body, a transparent window, and a dry / wet assembly. A transparent window is fixedly connected to one end of the inner wall of the cabinet body. The dry / wet assembly is fixedly connected to the left side of the cabinet body. The dry / wet assembly includes a water tank fixedly connected to the left side of the cabinet body. A steam generator is fixedly connected to the top of the water tank. A steam delivery pipe is fixedly connected to the top of the steam generator. An installation groove is provided on the inner side wall of the cabinet body. Steam exhaust boxes are fixedly connected to the inner walls of two installation grooves. The other ends of two steam delivery pipes are fixedly connected to the back side of one steam exhaust box. A connecting pipe is fixedly connected between the tops of the two steam exhaust boxes. A hot air blower is fixedly connected to the inner top wall of the cabinet body. A heating plate is fixedly connected to the inner bottom wall of the cabinet body. Heating wires are fixedly connected to the inner wall of the heating plate.

[0006] Furthermore, a water level observation window is fixedly connected to the surface of the water tank, and scale lines are fixedly connected to the surface of the water level observation window.

[0007] Furthermore, the inner bottom wall of the cabinet is provided with a groove, and the inner bottom wall of the groove is fixedly connected to the bottom of the heating plate.

[0008] Furthermore, an isolation net is fixedly connected to the inner wall of the groove, and the isolation net is located above the heating plate.

[0009] Furthermore, a bracket is fixedly connected to the inner side wall of the cabinet, and a slider is fixedly connected to the upper surface of the bracket.

[0010] Furthermore, a hot food tray is slidably connected to the surface of the slider, and grooves are provided at both ends of the bottom of the hot food tray.

[0011] Furthermore, the hot food tray is made of stainless steel, and a cabinet door is rotatably connected to the front of the cabinet body, with a handle fixedly connected to the top of the front of the cabinet door.

[0012] Compared with the prior art, the advantages and positive effects of this utility model are as follows:

[0013] In this invention, by setting up a dry and wet assembly, the water tank is tightly connected to the left side of the cabinet, which can stably store a sufficient amount of water to continuously supply raw materials for the steam generator, ensuring that the steam generation process is uninterrupted. After the steam generator starts, it efficiently converts water into steam. The generated steam is quickly transported through a steam delivery pipe to the steam exhaust box installed in the mounting groove on the inner side wall of the cabinet. The connecting pipe at the top of the two steam exhaust boxes enables the interconnection and circulation of steam, allowing the steam to be evenly distributed to all areas of the cabinet, avoiding the problem of insufficient local humidity, and fully meeting the needs of various hot foods for a humid and hot insulation environment. In dry heat mode, the hot air blower on the top wall of the cabinet can quickly blow out strong hot air, while the heating wire in the heating plate on the bottom wall of the cabinet is stably powered after being energized. The heating system utilizes the combined heat from hot air and electric heating wires to create a uniform and stable dry-heat environment inside the cabinet. A transparent water level observation window on the water tank, along with its graduated markings, allows operators to clearly and intuitively monitor the water level, facilitating timely replenishment and preventing the steam generator from shutting down due to water shortage. An isolation mesh on the inner wall of the recess, positioned above the heating plate, separates the hot food from the plate, preventing direct contact and potential overheating and spoilage, while also ensuring proper heat transfer. Through the coordinated operation of its components, the dry-wet mode guarantees uniform distribution of steam and heat within the cabinet, effectively ensuring the display quality and appearance of various types of hot food. Attached Figure Description

[0014] Figure 1 A three-dimensional front view of a dual-purpose hot food display cabinet for both dry and wet use is provided for this utility model;

[0015] Figure 2 This utility model provides a schematic diagram of the other side of a dual-purpose hot food display cabinet for both dry and wet use;

[0016] Figure 3This utility model provides a schematic diagram of the internal structure of a dual-purpose hot food display cabinet for both dry and wet use;

[0017] Figure 4 This utility model provides a structural schematic diagram of the dry and wet components in a dual-purpose hot food display cabinet.

[0018] Figure 5 This utility model presents a schematic diagram of the separation structure of the dry and wet components in a dual-purpose hot food display cabinet.

[0019] Legend:

[0020] 1. Cabinet body; 2. Transparent window; 3. Wet and dry assembly; 31. Water tank; 32. Steam generator; 33. Steam delivery pipe; 34. Mounting slot; 35. Steam exhaust box; 36. Connecting pipe; 37. Hot air blower; 38. Heating plate; 39. Heating wire; 4. Water level observation window; 5. Scale line; 6. Groove; 7. Isolation net; 8. Bracket; 9. Sliding block; 10. Hot food tray; 11. Slide rail; 12. Cabinet door; 13. Pull handle. Detailed Implementation

[0021] Please see Figure 1-5 This utility model provides a technical solution: a hot food display cabinet that can be used for both dry and wet food, including a cabinet body 1, a transparent window 2 and a dry and wet component 3. The transparent window 2 is fixedly connected to one end of the inner wall of the cabinet body 1, and the dry and wet component 3 is fixedly connected to the left side of the cabinet body 1.

[0022] The specific settings and functions of its wet and dry component 3 will be explained below.

[0023] In this embodiment: the wet and dry assembly 3 includes a water tank 31 fixedly connected to the left side of the cabinet 1, a steam generator 32 fixedly connected to the top of the water tank 31, a steam delivery pipe 33 fixedly connected to the top of the steam generator 32, an installation groove 34 opened on the inner side wall of the cabinet 1, a steam exhaust box 35 fixedly connected to the inner wall of the two installation grooves 34, the other end of the two steam delivery pipes 33 being fixedly connected to the back side of one steam exhaust box 35, a connecting pipe 36 fixedly connected between the tops of the two steam exhaust boxes 35, a hot air blower 37 fixedly connected to the inner top wall of the cabinet 1, a heating plate 38 fixedly connected to the inner bottom wall of the cabinet 1, and an electric heating wire 39 fixedly connected to the inner wall of the heating plate 38.

[0024] The effects achieved by the above components are as follows: by setting up a water tank 31 to store water, a raw material is provided for the steam generator 32. The steam generator 32 converts water into steam, which is then transported to the steam exhaust box 35 via the steam delivery pipe 33. The connecting pipe 36 connects the two steam exhaust boxes 35, achieving uniform steam distribution and meeting the requirements of the humid heat mode. The hot air blower 37 blows out hot air, and the heating wire 39 in the heating plate 38 heats up, forming a dry heat environment and realizing the switching between dry and humid modes.

[0025] Please see Figure 2 Specifically, a water level observation window 4 is fixedly connected to the surface of the water tank 31, and a scale line 5 is fixedly connected to the surface of the water level observation window 4.

[0026] The above components achieve the following effects: by setting up a water level observation window 4, it is easy to observe the water level in the water tank 31; the scale line 5 helps to judge the amount of water, and water can be replenished in time to prevent the steam generator 32 from failing to work due to lack of water.

[0027] Please see Figure 5 Specifically, the inner bottom wall of the cabinet 1 has a groove 6, and the inner bottom wall of the groove 6 is fixedly connected to the bottom of the heating plate 38.

[0028] The effect achieved by the above components is as follows: by setting the groove 6, the heating plate 38 is provided with installation space, making the heating plate 38 more secure and preventing the heating plate 38 from shifting and affecting the heating effect in dry heat mode.

[0029] Please see Figure 5 Specifically, an isolation net 7 is fixedly connected to the inner wall of the groove 6, and the isolation net 7 is located above the heating plate 38.

[0030] The effect achieved by the above components is that by setting up the isolation net 7 to separate the hot food from the heating plate 38, the hot food is prevented from directly contacting the heating plate 38 and causing local overheating, while not affecting heat transfer.

[0031] Please see Figure 4-5 Specifically, a bracket 8 is fixedly connected to the inner wall of the cabinet 1, and a slider 9 is fixedly connected to the upper surface of the bracket 8.

[0032] The effect achieved by the above components is as follows: the bracket 8 provides support for the hot food plate 10, and the slider 9 provides a track for the sliding of the hot food plate 10, making it easy to adjust the position of the hot food plate 10.

[0033] Please see Figure 4-5 Specifically, the surface of the slider 9 is slidably connected to the hot food plate 10, and the bottom of the hot food plate 10 has grooves 11 at both ends.

[0034] The effect achieved by the above components is that by setting the sliding groove 11 of the hot food tray 10 to cooperate with the slider 9, the hot food tray 10 can slide smoothly, making it convenient to take out and put in hot food and improving the ease of operation.

[0035] Please see Figure 1 Specifically, the hot food tray 10 is made of stainless steel, and the front of the cabinet 1 is connected to the cabinet door 12, with a handle 13 fixedly connected to the top of the front of the cabinet door 12.

[0036] The above components achieve the following effects: the stainless steel hot food tray 10 is heat-resistant, easy to clean, and suitable for contact with hot food; the cabinet door 12 reduces heat or steam loss inside the cabinet; and the handle 13 makes it easy to open and close the cabinet door 12, making it convenient to operate.

[0037] Working principle: By setting up the dry and wet component 3, the water tank 31 is tightly connected to the left side of the cabinet 1, which can stably store a sufficient amount of water to continuously supply raw materials for the steam generator 32, ensuring that the steam generation process is uninterrupted. After the steam generator 32 starts, it efficiently converts water into steam. The generated steam is quickly transported through the steam delivery pipe 33 to the steam exhaust box 35 installed in the mounting groove 34 on the inner side wall of the cabinet 1. The connecting pipe 36 at the top of the two steam exhaust boxes 35 realizes the mutual flow of steam, allowing the steam to be evenly distributed to all areas of the cabinet 1, avoiding the problem of insufficient local humidity, and fully meeting the needs of various hot foods for a humid and hot insulation environment. In dry heat mode, the hot air blower 37 on the top wall of the cabinet 1 can quickly blow out strong hot air, while the heating plate 38 on the bottom wall of the cabinet 1 contains heating wires 39. After being powered on, the device generates stable heat. The heat generated by the hot air and the heating wire 39 works together to create a uniform and stable dry and hot environment inside the cabinet 1. The water level observation window 4 on the surface of the water tank 31 is made of transparent material. With the scale lines 5 on its surface, the operator can intuitively and clearly monitor the water level in the water tank 31, making it easy to replenish the water source in time and prevent the steam generator 32 from stopping work due to lack of water. The isolation net 7 on the inner wall of the groove 6 is located above the heating plate 38. It can isolate the hot food from the heating plate 38 to prevent the hot food from directly contacting the heating plate 38 and causing local overheating and deterioration, while not hindering the normal transfer of heat. Through the coordinated cooperation of various components, the dry and wet modes ensure the uniform distribution of steam and heat inside the cabinet, effectively guaranteeing the display effect and quality of different types of hot food.

[0038] Finally, it should be noted that the above content is only used to illustrate the technical solution of this utility model, and is not intended to limit the scope of protection of this utility model. Simple modifications or equivalent substitutions made by those skilled in the art to the technical solution of this utility model do not depart from the essence and scope of the technical solution of this utility model.

Claims

1. A dual-purpose hot food display cabinet for both dry and wet use, comprising a cabinet body (1), a transparent window (2), and a dry / wet component (3), characterized in that: A transparent window (2) is fixedly connected to one end of the inner wall of the cabinet (1), and a dry and wet assembly (3) is fixedly connected to the left side of the cabinet (1). The dry and wet assembly (3) includes a water tank (31) fixedly connected to the left side of the cabinet (1), a steam generator (32) fixedly connected to the top of the water tank (31), a steam delivery pipe (33) fixedly connected to the top of the steam generator (32), an installation groove (34) is provided on the inner side wall of the cabinet (1), a steam exhaust box (35) is fixedly connected to the inner wall of the two installation grooves (34), the other end of the two steam delivery pipes (33) is fixedly connected to the back side of a steam exhaust box (35), a connecting pipe (36) is fixedly connected between the tops of the two steam exhaust boxes (35), a hot air blower (37) is fixedly connected to the inner top wall of the cabinet (1), a heating plate (38) is fixedly connected to the inner bottom wall of the cabinet (1), and an electric heating wire (39) is fixedly connected to the inner wall of the heating plate (38).

2. The dual-purpose hot food display cabinet for both wet and dry use according to claim 1, characterized in that: The surface of the water tank (31) is fixedly connected to a water level observation window (4), and the surface of the water level observation window (4) is fixedly connected to a scale line (5).

3. The dual-purpose hot food display cabinet for both wet and dry use according to claim 1, characterized in that: The inner bottom wall of the cabinet (1) is provided with a groove (6), and the inner bottom wall of the groove (6) is fixedly connected to the bottom of the heating plate (38).

4. A dual-purpose hot food display cabinet for both wet and dry use according to claim 3, characterized in that: An isolation net (7) is fixedly connected to the inner wall of the groove (6), and the isolation net (7) is located above the heating plate (38).

5. A dual-purpose hot food display cabinet for both wet and dry use according to claim 1, characterized in that: The inner wall of the cabinet (1) is fixedly connected to a bracket (8), and the upper surface of the bracket (8) is fixedly connected to a slider (9).

6. A dual-purpose hot food display cabinet for both wet and dry use according to claim 5, characterized in that: The surface of the slider (9) is slidably connected to a hot food plate (10), and the bottom of the hot food plate (10) has grooves (11) at both ends.

7. A dual-purpose hot food display cabinet for both wet and dry use according to claim 6, characterized in that: The hot food tray (10) is made of stainless steel. The cabinet body (1) is rotatably connected to the front of the cabinet door (12), and a handle (13) is fixedly connected to the top of the front of the cabinet door (12).