Steam box water supply and drainage mechanism and steam box thereof

Abstract

The utility model discloses a steam box water supply and drainage mechanism which is arranged in an installation space between an inner box and an outer box of a steam box and comprises a water tank assembly, a water supply and drainage assembly and a heating assembly, the water supply and drainage mechanism comprises a first water pump, a second water pump and a drainage pipe, and the water inlet end of the first water pump is connected to the water tank assembly through a pipeline. The water outlet end of the first water pump is connected to the heating assembly through a pipeline and used for adding water into the heating assembly. The water inlet end of the second water pump is connected to the heating assembly through a pipeline, and the water outlet end of the second water pump is connected to the water drainage pipe through a pipeline and used for conducting water drainage on the heating assembly. The water supply and drainage mechanism is used in the steam box, water level information in the electric steam box is detected in real time, the water level is kept at the normal level, water shortage and dry burning or water overflow in the box are prevented, and safety and reliability are achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of electric steaming oven, especially to a steam oven water supply and drainage mechanism and steam oven thereof. BACKGROUND

[0002] The existing electric inner box water adding is through the external water box or the built-in water box to artificially add water, and the water level in the water box needs to be noticed at all times, if the water is added too much, it is easy to overflow, resulting in the electric inner box water leakage and damaging the components of the inner box, if the water is short during the steaming process, it will cause the electric inner box dry burning, affecting the service life of the electric inner box, in addition, if the time of artificially adding water during the steaming process is too long, it will affect the steaming taste, thereby affecting the user experience. SUMMARY

[0003] Therefore, the utility model discloses the purpose at, provide a kind of steam oven water supply and drainage mechanism and steam oven thereof, real-time detection electric steaming oven water level information, make water level maintain at normal level, prevent dry burning or water full overflow in box.

[0004] The utility model discloses the purpose by the following technical scheme realization:

[0005] A steam oven water supply and drainage mechanism is arranged in the mounting space between the inner box and the outer box of the steam oven, comprising a water tank assembly, a water supply and drainage assembly and a heating assembly, the water supply and drainage mechanism comprises a first water pump, a second water pump and a drain pipe, the water inlet end of the first water pump is connected to the water tank assembly by a pipeline, the water outlet end of the first water pump is connected to the heating assembly by a pipeline, for adding water to the heating assembly.

[0006] The water inlet end of the second water pump is connected to the heating assembly by a pipeline, and the water outlet end of the second water pump is connected to the drain pipe by a pipeline, for draining the heating assembly.

[0007] Further, the water tank assembly comprises a water tank, a water inlet pipe, a water outlet port, a steam port, a water level monitoring assembly and a third water pump, the third water pump is arranged in the water tank, the water inlet pipe is arranged on the water tank and connected to the third water pump by a pipeline, and the steam port is arranged at the upper end of the water tank.

[0008] Further, the water level monitoring assembly is arranged on the water tank, and the water level monitoring assembly comprises a first water level sensor and a second water level sensor, respectively used for monitoring the highest and lowest water levels in the water tank.

[0009] Further, the water outlet port is connected to the water inlet end of the first water pump by a pipeline.

[0010] Further, the upper end of the inner box is provided with a steam outlet, and the steam outlet is connected to the steam port by a pipeline.

[0011] Furthermore, the heating assembly includes a heating base disposed at the bottom of the inner box, a cover plate disposed on the heating base, and a third water level sensor. A water storage space is formed between the heating base and the cover plate. A water outlet is provided on the side wall of the heating base. Several through holes for steam circulation and a water inlet for adding water are provided on the cover plate.

[0012] Furthermore, the outlet of the first water pump is connected to the inlet via a pipe, and the inlet of the second water pump is connected to the outlet via a pipe.

[0013] A steam oven includes an inner box and an outer box, and the steam oven water supply and drainage mechanism is installed in the installation space between the inner box and the outer box.

[0014] Furthermore, the steamer is also equipped with a heat preservation box, which is located above the inner box and is used to keep the steaming trays warm.

[0015] Furthermore, the steam oven is also equipped with a control unit, which is electrically connected to the water tank assembly, the water supply and drainage assembly and the heating assembly, for intelligent control of the steam oven.

[0016] The beneficial effects of this utility model are:

[0017] This utility model adopts an automatic water tank assembly and a water supply and drainage assembly to ensure that the water level is maintained at a normal level and to prevent the tank from running dry or overflowing due to lack of water.

[0018] The water supply and drainage mechanism of this utility model is connected to the water tank assembly and the heating assembly respectively. The heating assembly transmits the water level signal to the control unit through the water level sensor, thereby automatically supplying and draining water. At the same time, the automatic drainage pump can drain the residual water in the heating assembly when the steamer is not in use or before use, so as to keep the steamer clean and hygienic and protect the steamer.

[0019] This utility model has an insulated box above the inner box, which can both heat the food and use the steam temperature inside the box to keep the food warm. Attached Figure Description

[0020] Figure 1 This is a schematic diagram of the overall structure of the steamer of this utility model;

[0021] Figure 2 This is a schematic diagram of the internal structure of the steamer of this utility model;

[0022] Figure 3 This is a schematic diagram of the water supply and drainage mechanism of the steamer of this utility model;

[0023] Figure 4 This is a schematic diagram of the heating component in the steamer of this utility model;

[0024] 10 - inner box; 11 - steam outlet;

[0025] 20 - outer box;

[0026] 31 - water tank; 32 - water inlet pipe; 33 - water outlet port; 34 - steam port; 35 - water level monitoring assembly; 41 - first water pump; 42 - second water pump; 43 - drain pipe;

[0027] 50 - heating assembly; 51 - heating base; 52 - cover plate; 53 - third water level sensor; 54 - water inlet; 60 - insulation box;

[0028] 70 - control unit. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0030] In the description of the present application, it should be pointed out that the orientations or positional relationships indicated by the terms "vertical direction", "upper", "lower", "horizontal" and the like are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, "first", "second", "third", "fourth" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0031] In the description of the present application, it should be pointed out that unless otherwise explicitly specified and limited, the terms "provided", "installed", "connected", "connected" should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrally connected, it can be mechanically connected, or it can be electrically connected, it can be directly connected, or it can be connected through an intermediate medium, it can be the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0032] For example, Figures 1 to 4As shown, this embodiment of the present invention provides a steam oven water supply and drainage mechanism, which is disposed in the installation space between the inner box 10 and the outer box 20 of the steam oven. It includes a water tank assembly, a water supply and drainage assembly, and a heating assembly 50. The water supply and drainage mechanism includes a first water pump 41, a second water pump 42, and a drain pipe 43. The inlet end of the first water pump 41 is connected to the water tank assembly via a pipe, and the outlet end of the first water pump 41 is connected to the heating assembly 50 via a pipe, for adding water to the heating assembly 50. The inlet end of the second water pump 42 is connected to the heating assembly 50 via a pipe, and the outlet end of the second water pump 42 is connected to the drain pipe 43 via a pipe, for draining water from the heating assembly 50.

[0033] In this embodiment, the water tank assembly includes a water tank 31, an inlet pipe 32, an outlet port 33, a steam port 34, a water level monitoring component 35, and a third water pump. The third water pump is located inside the water tank 31, the inlet pipe 32 is located on the water tank 31 and connected to the third water pump via a pipe, and the steam port 34 is located at the upper end of the water tank 31.

[0034] Specifically, a water level monitoring component 35 is installed on the water tank 31. The water level monitoring component 35 includes a first water level sensor and a second water level sensor, which are used to monitor the highest and lowest water levels in the water tank 31, respectively. The water outlet 33 is connected to the water inlet of the first water pump 41 through a pipe. A steam outlet 11 is provided at the upper end of the inner tank 10, and the steam outlet 11 is connected to the steam port 34 through a pipe.

[0035] In this embodiment, the heating assembly 50 includes a heating base 51 disposed at the bottom of the inner box 10, a cover plate 52 disposed on the heating base 51, and a third water level sensor 53. A water storage space is formed between the heating base 51 and the cover plate 52. A water outlet (not shown in the figure) is provided on the side wall of the heating base 51, and several through holes for steam circulation and a water inlet 54 for adding water are provided on the cover plate 52. Specifically, the water outlet of the first water pump 41 is connected to the water inlet 54 through a pipe, and the water inlet of the second water pump 42 is connected to the water outlet through a pipe.

[0036] like Figures 1 to 3 As shown, this utility model embodiment also provides a steam oven, including an inner box 10 and an outer box 20, and the above-mentioned steam oven water supply and drainage mechanism is installed in the installation space between the inner box 10 and the outer box 20.

[0037] The steam oven in this embodiment also includes a heat preservation box 60 and a control unit 70. The heat preservation box 60 is located above the inner box 10 and is used to keep the steaming trays warm. The control unit 70 is electrically connected to the water tank assembly, the water supply and drainage assembly, and the heating assembly 50 for intelligent control of the steam oven.

[0038] The utility model discloses a heating assembly 50 sets up in the bottom of inner box 10, and water tank 31 sets up in the outside of inner box 10, and water level monitoring assembly 35 sets up on water tank 31, and steam outlet 11 is connected with water tank 31 through pipeline to carry out steam backflow to water tank 31. Heating base 51 continuously heats, and the moisture of water storage space evaporates, and steam flows to the chamber of inner box 10 from the through hole, and with the continuous evaporation of steam, the water of water storage space reduces, and third water level sensor 53 transmits water level value to control unit 70, and control unit 70 controls the water supply and drainage structure to supply water or drain water to heating assembly 50.

[0039] The above only expresses the preferred technical scheme of the utility model, and the description is more specific and detailed, but can not be understood as the limitation of the utility model patent scope. It should be pointed out that for ordinary skilled person in the art, on the premise of not departing from the utility model concept, can make a number of deformation and improvement, then the utility model also intends to include these changes and deformation.

Claims

1. A steam box water supply and discharge mechanism disposed in a mounting space between an inner box and an outer box of a steam box, characterized by: The water tank assembly, the water supply and drainage assembly and the heating assembly, the water supply and drainage mechanism includes a first water pump, a second water pump and a drain pipe, the water inlet end of the first water pump is connected to the water tank assembly through a pipeline, and the water outlet end of the first water pump is connected to the heating assembly through a pipeline, for water supply to the heating assembly; The water inlet end of the second water pump is connected to the heating assembly through a pipeline, and the water outlet end of the second water pump is connected to the drain pipe through a pipeline, for water drainage of the heating assembly.

2. The steam box water supply and drain mechanism of claim 1, wherein: The water tank assembly includes a water tank, a water inlet pipe, a water outlet port, a steam port, a water level monitoring assembly and a third water pump, the third water pump is arranged in the water tank, the water inlet pipe is arranged on the water tank and connected to the third water pump through a pipeline, and the steam port is arranged at the upper end of the water tank.

3. The steam box water supply and drain mechanism of claim 2, wherein: The water level monitoring assembly is arranged on the water tank, and the water level monitoring assembly includes a first water level sensor and a second water level sensor, respectively used for monitoring the highest and lowest water levels in the water tank.

4. The steam box water supply and drain mechanism of claim 2, wherein: The water outlet port is connected to the water inlet end of the first water pump through a pipeline.

5. The steam box water supply and drain mechanism of claim 2, wherein: The upper end of the inner tank is provided with a steam outlet connected to the steam port through a pipeline.

6. The steamer water supply and drain mechanism of claim 1, wherein: The heating assembly includes a heating base arranged at the bottom of the inner tank, a cover plate arranged on the heating base and a third water level sensor, a water storage space is formed between the heating base and the cover plate, a water outlet is arranged on the side wall of the heating base, and the cover plate is provided with a plurality of through holes for steam flow and a water inlet for water supply.

7. The steam box water supply and drain mechanism of claim 6, wherein: The water outlet end of the first water pump is connected to the water inlet through a pipeline, and the water inlet end of the second water pump is connected to the water outlet through a pipeline.

8. A steaming box characterized by: The inner tank and the outer tank are arranged in the mounting space between the inner tank and the outer tank, and the steam tank water supply and drainage mechanism of any one of claims 1 to 7 is installed in the mounting space.

9. The steamer as claimed in claim 8, characterized in that: A heat preservation box is further included, which is arranged above the inner tank and used for heat preservation of the steaming tray.

10. The steamer as claimed in claim 9, wherein: A control unit is further included, which is electrically connected with the water tank assembly, the water supply and drainage assembly and the heating assembly, and used for intelligent control of the steaming tank.

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