Electromagnetic and gas dual-purpose electric heating box

By introducing a curved condensation tube and water tank structure into the dual-purpose electromagnetic and gas heating box, the problem of slippery ground caused by water vapor condensing into water droplets has been solved, thereby improving safety and reducing the risk of workers slipping and falling.

CN224206601UActive Publication Date: 2026-05-08CHONGQING FEILINDA ELECTRIC HEATING TECHNOLOGY CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
CHONGQING FEILINDA ELECTRIC HEATING TECHNOLOGY CO LTD
Filing Date
2025-05-07
Publication Date
2026-05-08

AI Technical Summary

Technical Problem

Existing dual-purpose electromagnetic and gas heating boxes are prone to condensing water droplets when the water vapor discharged from the pressure relief valve comes into contact with a cool surface, making the ground slippery and increasing the risk of workers slipping and falling, especially dangerous in places like kitchens where there are many knives.

Method used

A structure including a curved condensation tube, a collection component, and a water tank was designed. Water vapor is condensed into water droplets and collected by the curved condensation tube. The condensation effect in the water tank is used to accelerate cooling. The water droplets flow into the water collection tank through a conduit to prevent water from dripping onto the ground.

Benefits of technology

It effectively prevents water vapor from condensing into water droplets when it comes into contact with low-temperature objects, reduces the risk of slippery floors, and improves safety, especially in kitchen environments where it reduces the possibility of slipping and falling.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses an electromagnetism fuel gas dual purpose electric heating box, including electromagnetic fuel gas box, steam box and decompression valve, the bottom of steam box is fixedly connected with the top of electromagnetic fuel gas box, said steam box is communicated with electromagnetic fuel gas box, the decompression valve is fixedly communicated with the top of steam box, the top of decompression valve is provided with curved bead pipe. Through the arrangement of the bent bead condensation pipe, when the pressure in the steam box is accumulated to a certain degree and the pressure release valve is opened, water vapor enters the bent bead condensation pipe, and then a large amount of water vapor is condensed into water drops in the bent bead condensation pipe due to the temperature difference between the water vapor and the bent bead condensation pipe; the problems that water vapor discharged by a pressure relief valve is prone to being condensed into water when making contact with the surface of an object with the low temperature, if water drops fall on the ground, the ground becomes slippery, the risk that workers slip and fall is increased, and the workers are more dangerous when the water drops fall on the ground in the kitchen where tools are often arranged are solved, and the effect of assisting pressure relief and bead condensation is achieved.
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Description

Technical Field

[0001] This utility model relates to the field of electric heating box technology, specifically an electric heating box that can be used for both electromagnetic and gas heating. Background Technology

[0002] Electromagnetic and gas dual-purpose electric heating boxes are commonly used in large, medium, and small hotels and restaurants as specialized cooking utensils, namely single-door rice steamers and double-door rice steamers. Currently, their power source often adopts an integrated electromagnetic and gas form, and can be used for both purposes.

[0003] For example, application number CN201921608755.4 discloses an intelligent electric / gas dual-purpose steam oven, comprising a steam chamber and a base. The steam chamber is installed on the upper surface of the base. A water storage liner is installed on the upper side of the interior of the base. A steam pipe is installed on the upper surface of the outer surface of the water storage liner, extending into the steam chamber. A heating rod is installed inside the water storage liner. A combustion chamber is located on the lower side of the water storage liner. A door is located on the front side of the steam chamber. One end of the door is hinged to the steam chamber. A groove is located on the upper part of the front surface of the base. A strip box is installed on the lower part of the side of the door facing the steam chamber. The strip box is located in the groove. A drain valve is installed on the right end of the strip box. Compared with the prior art, this utility model has the following advantages: it can collect water vapor condensate, prevent high-temperature water vapor condensate from dripping randomly, and improve safety.

[0004] Based on the search of the aforementioned patents and the findings of existing equipment, while the aforementioned equipment can solve the problem that water vapor condensing on the door of the steamer easily drips onto the floor and the legs and feet of workers during the opening of the door, affecting the cleanliness of the work environment and easily causing burns, the water vapor discharged from the pressure relief valve can also easily condense into water when it comes into contact with cooler surfaces. If these water droplets fall on the ground, they will make the ground slippery, increasing the risk of workers slipping and falling, especially in kitchens where knives are often present, which is even more dangerous. Utility Model Content

[0005] To address the problems mentioned in the background art, the purpose of this utility model is to provide an electromagnetic gas dual-purpose electric heating box, which has the advantage of auxiliary pressure relief condensation beads. This solves the problem that water vapor discharged from the pressure relief valve is also prone to condensing into water when it comes into contact with a cold object surface. If these water droplets fall to the ground, they will make the ground slippery, increasing the risk of workers slipping and falling, especially in places like kitchens where knives are often present, which is even more dangerous.

[0006] To achieve the above objectives, this utility model provides the following technical solution: an electromagnetic gas dual-purpose electric heating box, comprising an electromagnetic gas box, a steam box, and a pressure relief valve, wherein the bottom of the steam box is fixedly connected to the top of the electromagnetic gas box, the steam box is connected to the electromagnetic gas box, the pressure relief valve is fixedly connected to the top of the steam box, a curved condensation tube is provided on the top of the pressure relief valve, and a collection component is fixedly connected to the bottom right side of the steam box.

[0007] As a preferred embodiment of this utility model, the collection component includes a support plate, the left side of which is fixedly connected to the bottom of the right side of the steamer, a water collection tank is slidably connected to the inner wall of the support plate, and the bottom of the curved condensate tube is fixedly connected to the top of the water collection tank through a conduit.

[0008] As a preferred embodiment of this invention, a water tank is fixedly connected to the right side of the top of the steamer, a portion of the curved condensation tube is located inside the water tank, and the other portion of the curved condensation tube extends out of the water tank through a through hole, and the water tank is filled with water.

[0009] As a preferred embodiment of this invention, the top of the pressure relief valve is provided with an air intake fan, and the surface of the air intake fan is fixedly connected to the inner wall of the curved condensate tube.

[0010] As a preferred embodiment of this invention, the top of the water tank is provided with a bead-blocking cover, and the bottom of the bead-blocking cover is fixedly connected to the top of the curved bead-blocking tube.

[0011] As a preferred embodiment of this invention, the top of the surface of the curved condensate tube is provided with an overflow prevention hole, and the overflow prevention hole is provided in a plurality of such holes and is distributed in a ring at equal intervals.

[0012] As a preferred embodiment of this utility model, the right side of the water collection tank is provided with an installation groove, and a transparent observation window is fixedly connected to the inner wall of the installation groove.

[0013] Compared with the prior art, the beneficial effects of this utility model are as follows:

[0014] 1. This utility model, by setting up a curved condenser tube, allows water vapor to enter the curved condenser tube when the pressure inside the steamer reaches a certain level and the pressure relief valve opens. A large amount of water vapor then condenses into water droplets within the tube due to the temperature difference with the pressure relief valve. This solves the problem that water vapor discharged from the pressure relief valve easily condenses into water when it comes into contact with a cooler surface. If these water droplets fall to the ground, they can make the ground slippery, increasing the risk of slipping and falling, especially dangerous in places like kitchens where knives are frequently present. This invention achieves the effect of assisting in pressure relief and condensation.

[0015] 2. By setting up a collection component, when the water vapor discharged from the pressure relief valve condenses into water droplets in the curved condenser tube, the water droplets will gather at the bottom due to the curved shape of the condenser tube, and then flow into the water collection tank on the support plate through the conduit for collection, thus facilitating the user's subsequent treatment.

[0016] 3. This utility model, by setting up a water tank, allows the high-temperature water vapor discharged from the pressure relief valve to enter the curved condenser tube. After entering the curved condenser tube, it will pass through part of the curved condenser tube in the water tank. Since the part of the curved condenser tube in the water tank is submerged in water, its temperature is relatively low, which causes the water vapor to cool down quickly and condense into water droplets, thereby improving the efficiency of eliminating water vapor using the curved condenser tube. Attached Figure Description

[0017] Figure 1 This is a three-dimensional structural diagram of the present invention;

[0018] Figure 2 This is an exploded view of the collection component of this utility model;

[0019] Figure 3 This is a cross-sectional structural diagram of the water tank of this utility model.

[0020] In the diagram: 1. Electromagnetic gas box; 2. Steamer; 3. Pressure relief valve; 4. Bending condensate tube; 5. Collection assembly; 51. Support plate; 52. Water collection tank; 6. Water tank; 7. Suction fan; 8. Condensate interception cover; 9. Overflow hole; 10. Mounting slot; 11. Transparent observation window. Detailed Implementation

[0021] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0022] like Figures 1 to 3 As shown, the present invention provides an electromagnetic gas dual-purpose electric heating box, including an electromagnetic gas box 1, a steam box 2 and a pressure relief valve 3. The bottom of the steam box 2 is fixedly connected to the top of the electromagnetic gas box 1, and the steam box 2 is connected to the electromagnetic gas box 1. The pressure relief valve 3 is fixedly connected to the top of the steam box 2, and a curved condensation tube 4 is provided on the top of the pressure relief valve 3. A collection component 5 is fixedly connected to the bottom right side of the steam box 2.

[0023] refer to Figure 1The collection component 5 includes a support plate 51, the left side of which is fixedly connected to the bottom of the right side of the steamer 2. A water collection tank 52 is slidably connected to the inner wall of the support plate 51. The bottom of the curved condensate tube 4 is fixedly connected to the top of the water collection tank 52 through a conduit.

[0024] As a technical optimization of this utility model, by setting up a collection component 5, when the water vapor discharged from the pressure relief valve 3 condenses into water droplets in the curved condenser tube 4, the water droplets will gather at the bottom due to the curved shape of the curved condenser tube 4, and then flow into the water collection tank 52 on the support plate 51 through the conduit for collection, so as to facilitate the user to process it later.

[0025] refer to Figure 1 A water tank 6 is fixedly connected to the right side of the top of the steamer 2. A part of the curved condensation tube 4 is located inside the water tank 6, and the other part of the curved condensation tube 4 extends out of the water tank 6 through a through hole. Water is installed inside the water tank 6.

[0026] As a technical optimization of this utility model, by setting up a water tank 6, the high-temperature water vapor discharged from the pressure relief valve 3 enters the curved condenser tube 4 and passes through part of the curved condenser tube 4 in the water tank 6. Then, because the part of the curved condenser tube in the water tank 6 is submerged in water, the temperature is relatively low, which causes the water vapor to cool down quickly and condense into water droplets, thereby improving the efficiency of eliminating water vapor by using the curved condenser tube 4.

[0027] refer to Figure 3 The top of the pressure relief valve 3 is equipped with an air intake fan 7, and the surface of the air intake fan 7 is fixedly connected to the inner wall of the curved condensate tube 4.

[0028] As a technical optimization of this utility model, by setting up an air intake fan 7, after the air intake fan 7 is powered on and started, it will generate suction, which will allow the water vapor discharged from the pressure relief valve 3 to stably enter the curved condensate pipe.

[0029] refer to Figure 1 and Figure 3 The top of the water tank 6 is equipped with a bead-blocking cover 8, and the bottom of the bead-blocking cover 8 is fixedly connected to the top of the curved bead-blocking tube 4.

[0030] As a technical optimization of this utility model, by setting up an intercepting condensation bead cover 8, when water vapor that has not been completely condensed and converted into beads by the curved condensation bead tube 4 is discharged from the curved condensation bead tube 4, this part of the water vapor will come into contact with the intercepting condensation bead cover 8, and then be converted into beads again. Due to the guiding shape of the intercepting condensation bead cover 8, the water vapor drips into the water tank 6, thereby further reducing the amount of water vapor flowing out and condensing into water droplets on the floor and walls.

[0031] refer to Figure 3An overflow prevention hole 9 is provided at the top of the surface of the curved condensate tube 4. Several overflow prevention holes 9 are provided and are distributed in a ring at equal intervals.

[0032] As a technical optimization of this utility model, by setting an overflow hole 9, when the water level in the water tank 6 rises due to water droplets dripping from the intercepting condensate cover 8, the excess water in the water tank 6 will flow into the curved condensate tube 4 through the overflow hole 9, ultimately preventing the water in the water tank 6 from continuing to rise and overflowing.

[0033] refer to Figure 2 An installation groove 10 is provided on the right side of the water collection tank 52, and a transparent observation window 11 is fixedly connected to the inner wall of the installation groove 10.

[0034] As a technical optimization of this utility model, by setting up the installation groove 10 and the transparent observation window 11, in daily work, the user can directly see the water level in the water collection tank 52 through the transparent observation window 11 in the installation groove 10, and then determine whether it needs to be treated, thereby improving the user's ease of operation.

[0035] The working principle and usage process of this utility model are as follows: When using the steamer 2 to process food, first start the electromagnetic gas box 1 to heat it up and send steam into the steamer 2. The food changes due to the high temperature of the steam. When too much steam accumulates in the steamer 2, causing the internal pressure to become too high, the pressure relief valve 3 opens, and the steam in the steamer 2 is ejected. At the same time, the suction fan 7 in the curved condenser tube is started to generate suction, drawing the steam into the curved condenser tube. Then, the high temperature steam enters the curved condenser tube 4 and passes through part of the curved condenser tube 4 in the water tank 6. The part of the curved condenser tube in the water tank 6 is relatively cooler because it is submerged in water. The water vapor is rapidly cooled and condensed into water droplets. Then, inside the curved condensation tube 4, some of the unconverted water vapor is intercepted by the intercepting condensation bead cover 8 as it is discharged, and is converted into condensation beads again. Due to the shape of the intercepting condensation bead cover 8, the water droplets drip into the water tank 6. Finally, the water droplets condensed in the curved condensation tube 4 and the excess water in the water tank 6 will gather at the bottom due to the curved shape of the curved condensation tube 4, and then flow into the water collection tank 52 on the support plate 51 through the conduit for collection. This prevents a large amount of water vapor from condensing into water when it comes into contact with the low temperature of the kitchen floor and tiles, causing the floor to become slippery and causing workers to slip and fall. Thus, it has the advantage of assisting in depressurization condensation.

[0036] In summary, this dual-purpose electromagnetic and gas heating box, by incorporating a curved condenser tube 4, allows steam to enter the tube when the pressure inside the steam chamber 2 reaches a certain level and the pressure relief valve 3 opens. The large amount of steam condenses into water droplets within the tube due to the temperature difference with the tube. This solves the problem that steam discharged from the pressure relief valve easily condenses into water when it comes into contact with cooler surfaces, preventing slippery surfaces and increasing the risk of slips and falls, especially dangerous in kitchens where knives are frequently present.

[0037] It should be noted that, in this document, relational terms such as "first" and "second" are used only to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Furthermore, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such process, method, article, or apparatus.

[0038] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A dual-purpose electromagnetic and gas heating box, comprising an electromagnetic gas box (1), a steam box (2), and a pressure relief valve (3), characterized in that: The bottom of the steam box (2) is fixedly connected to the top of the electromagnetic gas box (1). The steam box (2) is connected to the electromagnetic gas box (1). The pressure relief valve (3) is fixedly connected to the top of the steam box (2). A curved condensate tube (4) is provided on the top of the pressure relief valve (3). A collection component (5) is fixedly connected to the bottom right side of the steam box (2).

2. The dual-purpose electromagnetic and gas heating box according to claim 1, characterized in that: The collection component (5) includes a support plate (51), the left side of which is fixedly connected to the bottom of the right side of the steamer (2), and a water collection tank (52) is slidably connected to the inner wall of the support plate (51). The bottom of the curved condensate tube (4) is fixedly connected to the top of the water collection tank (52) through a conduit.

3. The dual-purpose electromagnetic and gas heating box according to claim 1, characterized in that: A water tank (6) is fixedly connected to the right side of the top of the steamer (2). A part of the curved condensate tube (4) is located inside the water tank (6), and the other part of the curved condensate tube (4) extends out of the water tank (6) through a through hole. Water is provided inside the water tank (6).

4. The dual-purpose electromagnetic and gas heating box according to claim 1, characterized in that: The pressure relief valve (3) is provided with an air intake fan (7) at its top, and the surface of the air intake fan (7) is fixedly connected to the inner wall of the curved condensate tube (4).

5. The dual-purpose electromagnetic and gas heating box according to claim 3, characterized in that: The top of the water tank (6) is provided with a bead-blocking cover (8), and the bottom of the bead-blocking cover (8) is fixedly connected to the top of the curved bead-blocking tube (4).

6. The dual-purpose electromagnetic and gas heating box according to claim 1, characterized in that: The top of the surface of the curved beaded tube (4) is provided with an overflow hole (9), and the overflow hole (9) is provided in a number of holes and is distributed in a ring at equal intervals.

7. The dual-purpose electromagnetic and gas heating box according to claim 2, characterized in that: The water collection tank (52) has an installation groove (10) on its right side, and a transparent observation window (11) is fixedly connected to the inner wall of the installation groove (10).

Citation Information

Patent Citations

  • Intelligent electricity and gas dual-purpose steam box

    CN210842650U