Steam heating mechanism capable of synchronously adding water and breaking cover

Abstract

The invention relates to a steam heating mechanism capable of synchronously adding water and breaking a cover, which comprises an output pipe, an output pipe lifting structure for driving the output pipe to lift, a pipeline control structure, a steam generator and a water source, and is characterized in that the pipeline control structure is used for controlling the output pipe to be communicated with one of the steam generator and the water source at the same moment; and the lower end of the output pipe is provided with a pointed end for puncturing the box cover of the meal box. The device has the advantage that cover breaking water adding and steam heating are integrated together, and the problems that equipment is complex due to the fact that existing cover breaking water adding and steam heating are completed through different structures, steam overflows easily in the heating process, and an additional structure needs to be arranged for exhausting are solved.

Description

Technical Field

[0001] The present invention relates to food cooking and processing supplies, and particularly to a steam heating mechanism capable of synchronously adding water and piercing the lid. Background Art

[0002] In order to improve the convenience of dining, the applicant of the present invention has designed a food vending machine for a food cooking and vending machine with the publication number of CN112716256A and the name "A Steamed Food Machine". For foods that require water to be added only before boiling, the existing food cooking and vending machines need to independently design a water adding and lid piercing structure to pierce the lid and add water, and then during the heating and cooking process, the steam input pipe is inserted into the lid hole pierced during water addition to input steam for heating. This method not only results in a long time for making food, but also serious air leakage due to the mismatch between the steam input pipe and the hole in the lid. At this time, it is necessary to add a lid to cover the lid hole and extract steam to remove the overflowing steam, resulting in a complex device structure. Summary of the Invention

[0003] The first object of the present invention is to provide a steam heating mechanism capable of synchronously adding water and piercing the lid, which solves the problems of complex equipment caused by the existing lid piercing and water adding and steam heating being completed by different structures, and easy steam overflow during heating, requiring an additional structure for exhaust.

[0004] The second object of the present invention is to further provide a steam heating mechanism capable of synchronously adding water and piercing the lid, which cleans by inputting steam through a cleaning cup, and solves the problem of poor cleaning effect existing in the existing cleaning cup cleaning by outputting steam through a steam input pipe.

[0005] The above technical problems are solved by the following technical solutions: A steam heating mechanism capable of synchronously adding water and piercing the lid, characterized in that it includes an output pipe, an output pipe lifting structure for driving the output pipe to lift, a pipeline control structure, a steam generator and a water source. The pipeline control structure is used to control the output pipe to be connected to only one of the steam generator and the water source at the same time. The lower end of the output pipe is provided with a pointed head for piercing the lid of the meal box. It can use the steam input pipe to pierce the lid during the steam heating process, eliminating the need for an independent lid piercing structure and reducing the process. The same steam pipe is used for both steam and water addition, improving the compactness of the structure.

[0006] Preferably, the lower end surface of the output pipe is provided with a lower end surface outlet with an opening direction downward, and the circumferential surface of the lower end of the output pipe is provided with a circumferential surface outlet. It can improve the uniformity of the steam output chamber and make the food tumble through the steam to avoid sticking to the bottom of the bowl.

[0007] Preferably, the opening direction of the circumferential surface outlet is horizontal. The reliability of the steam for stirring the food is good.

[0008] Preferably, it further includes a cleaning cup and a rotating structure for the output pipe. The pipeline control structure includes a first control valve and a pipeline joint. The pipeline joint is provided with a first interface, a second interface and a third interface. The first control valve is connected between the first interface and a water source. The output port of the steam generator is connected to the second interface, and the third interface is connected to the input end of the input pipe. The rotating structure is used to rotate the output pipe above the cleaning cup. During use, the cleaning cup outputs steam or water to clean the extension pipe, and the reliability during cleaning is better.

[0009] Preferably, the steam heating structure further includes a frame. The output pipe lifting structure includes a vertical guiding rod, a lifting seat sleeved on the vertical guiding rod, a vertical screw rod threadedly connected to the lifting seat, and a lifting motor for driving the vertical screw rod to rotate. The vertical screw rod is rotatably connected to the frame, and the lifting motor and the vertical guiding rod are fixed on the frame; the output pipe rotating structure includes a rotating motor arranged on the lifting seat and a swing arm connected to the output shaft of the rotating motor, and the output pipe is connected to the swing arm.

[0010] Preferably, an annular cavity extending along the circumferential direction of the cleaning cup is arranged inside the circumferential wall of the cleaning cup. The annular cavity is provided with an inlet and a plurality of outlets penetrating the inner circumferential surface of the cleaning cup. The outlets are distributed along the circumferential direction of the cleaning cup. The cleaning cup is provided with a sewage discharge pipe, and the inlet is connected to the output port of the steam generator through a second control valve.

[0011] Preferably, the cleaning cup includes an upper section and a lower section. The upper end of the lower section is provided with an outer flange of the lower section part. An annular groove is arranged on the upper surface of the outer flange of the lower section part. A plurality of lower grooves penetrating the inner circumferential surface of the lower section are arranged in the annular groove. The lower end of the upper section is provided with an outer flange of the upper section part. An annular groove is arranged on the lower surface of the outer flange of the upper section part. A plurality of upper grooves penetrating the inner circumferential surface of the upper section are arranged in the annular groove. The outer flange of the lower section part is hermetically welded to the outer flange of the upper section part. The annular cavity is surrounded by the upper annular groove and the lower annular groove, and the outlet is surrounded by the upper groove and the lower groove. The sewage discharge pipe is arranged on the bottom wall of the lower section. It is convenient to manufacture the cleaning cup.

[0012] The invention has the following beneficial effects: The integration of breaking the lid and adding water and steam heating has a simple structure and is not prone to air leakage; the cleaning effect is good when the cleaning cup cleans the input pipe (steam heating pipe). BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of one perspective of the present invention; Figure 2 It is a schematic diagram of another perspective of the present invention; Figure 3 Right view schematic diagram of the present invention; Figure 4 Cross-sectional schematic diagram of the cleaning cup.

[0014] In the figure: output pipe 46, output pipe lifting structure 47, pointed head 48, end face part outlet 49, circumferential face part outlet 50, cleaning cup 51, output pipe rotating structure 72, first control valve 73, second control valve 52, pipeline joint 53, first interface 54, second interface 55, third interface 56, fourth interface 57, frame 58, vertical guide rod 59, lifting seat 60, vertical screw rod 61, lifting motor 62, rotating motor 63, swing arm 64, annular cavity 65, inlet 74, outlet 66, sewage discharge pipe 67, upper section 68, lower section 69, lower section part outward turned edge 70, upper section part outward turned edge 71, temperature detection rod 75. Specific embodiments

[0015] 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. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0016] See Figures 1 to 4 , a steam heating mechanism capable of synchronously adding water and breaking the lid, including a vertically arranged output pipe 46 and an output pipe lifting structure 47 for driving the lifting of the output pipe. A pointed head 48 for piercing the lid of the lunch box is provided at the lower end of the output pipe. It can use the steam input pipe to pierce the lid during the steam heating process, eliminating the need for an independent lid-breaking structure. An end face part outlet 49 with a downward opening direction is provided on the lower end face of the output pipe, and a circumferential face part outlet 50 is provided on the lower end circumferential surface of the output pipe. The opening direction of the circumferential face part outlet is horizontal.

[0017] It further includes a pipeline control structure, a steam generator, a water source, a cleaning cup 51, and an output pipe rotating structure 72. The rotating structure is used to rotate the output pipe above the cleaning cup. The pipeline control structure is used to control the output pipe to be connected to only one of the steam generator and the water source at the same time. The existing steam pipe is shared for steam and water addition, improving the structural compactness. The pipeline control structure includes a first control valve 73, a second control valve 52, and a pipeline joint 53 with a four-way structure. The pipeline joint is provided with a first interface 54, a second interface 55, a third interface 56, and a fourth interface 57. The first control valve is connected between the first interface and the water source, the output port of the steam generator is connected to the second interface, and the third interface is connected to the input end, i.e., the upper end, of the input pipe. During use, the output pipe is driven by the output pipe lifting structure to descend and pierce the lid of the lunch box, then a set amount of water is added, and then steam is input to heat the food. After heating, the output pipe moves into the cleaning cup for cleaning.

[0018] It further includes a frame 58. The output pipe lifting structure includes a vertical guide rod 59, a lifting seat 60 sleeved on the vertical guide rod, a vertical screw rod 61 threadedly connected to the lifting seat, and a lifting motor 62 for driving the vertical screw rod to rotate. The vertical screw rod is rotatably connected to the frame, and the lifting motor and the vertical guide rod are fixed to the frame. The output pipe rotating structure includes a rotating motor 63 provided on the lifting seat and a swing arm 64 connected to the output shaft of the rotating motor. The output pipe is connected to the swing arm. A temperature detection rod 75 is also connected to the lifting seat.

[0019] An annular cavity 65 extending along the circumferential direction of the cleaning cup is provided inside the circumferential wall of the cleaning cup. The annular cavity is provided with an inlet 74 and a plurality of outlets 66 penetrating the inner circumferential surface of the cleaning cup. The outlets are distributed along the circumferential direction of the cleaning cup. The cleaning cup is provided with a sewage discharge pipe 67. The inlet is connected to the fourth interface through the second control valve to input steam and water for cleaning the output pipe. The cleaning cup includes an upper section 68 and a lower section 69. The upper end of the lower section is provided with an outer flange 70 of the lower section. An annular groove is provided on the upper surface of the outer flange of the lower section. A plurality of lower grooves penetrating the inner circumferential surface of the lower section are provided in the annular groove. The lower end of the upper section is provided with an outer flange 71 of the upper section. An annular groove is provided on the lower surface of the outer flange of the upper section. A plurality of upper grooves penetrating the inner circumferential surface of the upper section are provided in the annular groove. The outer flange of the lower section is hermetically welded to the outer flange of the upper section. The annular cavity is surrounded by the upper annular groove and the lower annular groove. The outlets are surrounded by the upper grooves and the lower grooves. The sewage discharge pipe is provided on the bottom wall of the lower section.

[0020] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply the existence of any such actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article, or device comprising a series of elements includes not only those elements, but also other elements not explicitly listed, or elements inherent to such process, method, article, or device. In the absence of further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of other identical elements in the process, method, article, or device comprising the element.

[0021] While embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions, and variations may be made to these embodiments without departing from the principles and spirit of the invention, and that the scope of the invention is defined by the appended claims and their equivalents.

Claims

1. A steam heating mechanism capable of synchronously adding water and breaking the lid, characterized in that, It includes an output pipe, an output pipe lifting structure for driving the lifting of the output pipe, a pipeline control structure, a steam generator and a water source. The pipeline control structure is used to control the output pipe to be connected to only one of the steam generator and the water source at the same time. The lower end of the output pipe is provided with a pointed head for piercing the lid of the lunch box.

2. The steam heating mechanism capable of synchronously adding water and breaking the lid according to claim 1, characterized in that, The lower end surface of the output pipe is provided with a lower end surface outlet with a downward opening direction, and the outer peripheral surface of the lower end of the output pipe is provided with a peripheral surface outlet.

3. The steam heating mechanism capable of synchronously adding water and breaking the lid according to claim 2, characterized in that, The opening direction of the peripheral surface outlet is the horizontal direction.

4. The steam heating mechanism capable of synchronously adding water and breaking the lid according to claim 1 or 2 or 3, characterized in that It further includes a cleaning cup and an output pipe rotating structure. The pipeline control structure includes a first control valve and a pipeline joint. The pipeline joint is provided with a first interface, a second interface and a third interface. The first control valve is connected between the first interface and the water source. The output port of the steam generator is connected to the second interface. The third interface is connected to the input end of the input pipe. The rotating structure is used to rotate the output pipe above the cleaning cup.

5. The steam heating mechanism capable of synchronously adding water and breaking the lid according to claim 4, characterized in that, The steam heating structure further includes a frame. The output pipe lifting structure includes a vertical guide rod, a lifting seat sleeved on the vertical guide rod, a vertical screw rod threadedly connected to the lifting seat, and a lifting motor for driving the rotation of the vertical screw rod. The vertical screw rod is rotatably connected to the frame, and the lifting motor and the vertical guide rod are fixed on the frame. The output pipe rotating structure includes a rotating motor arranged on the lifting seat and a swing arm connected to the output shaft of the rotating motor. The output pipe is connected to the swing arm.

6. The steam heating mechanism capable of synchronously adding water and breaking the lid according to claim 4, wherein An annular cavity extending along the circumferential direction of the cleaning cup is provided inside the circumferential wall of the cleaning cup. The annular cavity is provided with an inlet and a plurality of outlets penetrating the inner circumferential surface of the cleaning cup. The outlets are distributed along the circumferential direction of the cleaning cup. The cleaning cup is provided with a sewage discharge pipe. The inlet is connected to the output port of the steam generator through a second control valve.

7. The steam heating mechanism capable of synchronously adding water and breaking the lid according to claim 6, wherein, The cleaning cup includes an upper section and a lower section. The upper end of the lower section is provided with a lower section outer flange. An annular groove is provided on the upper surface of the lower section outer flange. A plurality of lower grooves penetrating the inner circumferential surface of the lower section are provided in the annular groove. The lower end of the upper section is provided with an upper section outer flange. An upper annular groove is provided on the lower surface of the upper section outer flange. A plurality of upper grooves penetrating the inner circumferential surface of the upper section are provided in the upper annular groove. The lower section outer flange is hermetically welded to the upper section outer flange. The upper annular groove and the lower annular groove enclose the annular cavity. The upper grooves and the lower grooves enclose the outlets. The sewage discharge pipe is arranged on the bottom wall of the lower section.

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