Steaming oven with reverse osmosis water purification function

Abstract

The utility model relates to the field of steaming oven equipment, in particular to a steaming oven with a reverse osmosis water purification function, which comprises a water purification module and a steaming oven module, the water purification module is connected with the steaming oven module, the water purification module comprises a filter module, a normal temperature water tank, an instant heating module and a constant temperature water tank, the filter module is communicated with a water inlet end of the normal temperature water tank, and the instant heating module is communicated with a water outlet end of the constant temperature water tank. The water outlet end of the normal-temperature water tank communicates with the water inlet end of the instant heating module through a water inlet valve and a water suction pump, the water outlet end of the instant heating module communicates with the water inlet end of the constant-temperature water tank through a water outlet valve, and the water outlet end of the constant-temperature water tank communicates with the water inlet valve and the steaming oven module. Through the arrangement of the filtering module, accumulation of scale in the steaming oven module can be reduced, the service life of the machine is prolonged, through the arrangement of the normal-temperature water tank, the instant heating module and the constant-temperature water tank, water entering the steaming oven module can be heated to a proper temperature in advance, the heating time of a heating body in the steaming oven module is shortened, and the heating efficiency is improved. Therefore, the food processing efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the field of steam oven equipment, in particular to a steam oven with a reverse osmosis water purification function. Background Art

[0002] A steam oven is a household appliance that can be used for cooking. It can bake food alone, steam food alone, or even steam and bake at the same time.

[0003] Existing steam ovens are generally directly connected to external tap water. Due to the poor effect of the internal filtration system, scale is easily accumulated on the heating element, seriously affecting its service life. In addition, since the water supplied to the heating element is at room temperature, the heating element takes a long time to heat the water, which on the one hand affects the service life of the heating element, and on the other hand also causes The time for steaming and baking food is prolonged. Utility Model Content

[0004] In view of the technical problems in the prior art, the utility model provides a steam oven with reverse osmosis water purification function, comprising a water purification module and a steam oven module, wherein the water purification module is connected to the steam oven module, the water purification module comprises a filter module, a normal temperature water tank, an instant heating module and a constant temperature water tank, the filter module is connected with an external water supply pipe and a water inlet end of the normal temperature water tank, the water outlet end of the normal temperature water tank is connected with the water inlet end of the instant heating module through an inlet valve and a water pump, the water outlet end of the instant heating module is connected with the water inlet end of the constant temperature water tank through an outlet valve, the water outlet end of the constant temperature water tank is connected with the water inlet valve and the steam oven module respectively, the water in the normal temperature water tank is heated to a preset water temperature by the instant heating module, then stored in the constant temperature water tank and supplied to the steam oven module for use, the water in the constant temperature water tank is sent to the instant heating module for heating through the inlet valve after the water temperature is lower than the preset water temperature, and is heated to the preset water temperature and then returns to the constant temperature water tank.

[0005] Furthermore, the water inlet and outlet of the instant heating module are both provided with temperature sensing probes for monitoring water temperature.

[0006] Furthermore, a high water level detector and a low water level detector are provided in the constant temperature water tank, and both the high water level detector and the low water level detector are connected to a water pump. When the water level in the constant temperature water tank is lower than the low water level detector, the water pump works, and when the water level in the constant temperature water tank is higher than the high water level detector, the water pump does not work.

[0007] Furthermore, the outer side of the constant temperature water tank is coated with a thermal insulation layer.

[0008] Furthermore, the filtration module includes a filter housing, an RO membrane and a filter element lower cover, the RO membrane and the filter element lower cover are both installed in the filter housing, and the filter element lower cover is located at the bottom end of the RO membrane, and the bottom end of the filter housing is provided with a water inlet, a pure water inlet and a concentrated water inlet, the water inlet is connected to the external water supply pipe and the top end of the RO membrane, the pure water inlet is connected to the central pipe of the RO membrane and the water inlet end of the normal temperature water tank, and the concentrated water inlet is connected to the bottom end of the RO membrane and the external wastewater pipe.

[0009] Furthermore, a sealed cavity surrounded by a resin shell and a cover plate is provided in the lower cover of the filter element. The top of the sealed cavity is connected to the central tube of the RO membrane through a first connecting hole, and the bottom is connected to the pure water inlet through a second connecting hole. Resin and activated carbon are installed in the sealed cavity, and the activated carbon is located below the resin.

[0010] Beneficial effects:

[0011] 1. The utility model can reduce the accumulation of scale in the steam oven module and extend the service life of the machine by setting the filtering module. Combined with the setting of the normal temperature water tank, the instant heating module and the constant temperature water tank, the water entering the steam oven module can be heated to a suitable temperature in advance. The suitable temperature is higher than the normal temperature, thereby reducing the heating time of the heating element in the steam oven module to heat the water to water vapor, thereby increasing the service life of the heating element in the steam oven module. In addition, it can also reduce the time for steaming and baking food and improve the efficiency of food processing.

[0012] 2. In the present invention, by setting a temperature sensing probe, the temperature before and after the water passes through the instant heating module can be monitored to ensure that the water temperature reaches the target temperature.

[0013] 3. In the utility model, by setting a high water level detector and a low water level detector, it can be ensured that the constant temperature water tank is always full of water, so as to ensure that the steam oven module will not lack water when working; by setting the insulation layer, the heat loss in the constant temperature water tank can be reduced.

[0014] 4. In the utility model, by setting the filter shell, RO membrane and the lower cover of the filter element, the water in the external water supply pipe can be filtered quickly and conveniently, and the filtering effect can be ensured; combined with the setting of the sealed cavity and the resin and activated carbon in the sealed cavity, the anions and cations that are positively permeated by the RO membrane can be adsorbed when the water production is stopped, thereby improving the filtering effect and further reducing the accumulation of scale in the steam oven module. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the water purification module of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the filter module of the utility model;

[0019] Figure 4 for Figure 3 Detailed structural diagram at A in the middle.

[0020] Description of reference numerals:

[0021] 1. Water purification module; 2. Steam oven module; 3. Filter module; 31. Filter housing; 311. Water inlet; 312. Pure water inlet; 313. Concentrated water inlet; 32. RO membrane; 33. Filter element lower cover; 331. Resin housing; 332. Cover plate; 4. Normal temperature water tank; 5. Instant heating module; 6. Constant temperature water tank; 61. High water level detector; 62. Low water level detector; 7. Water inlet valve; 8. Water pump; 9. Water outlet valve; 10. Resin; 11. Activated carbon. DETAILED DESCRIPTION

[0022] In order to make the above-mentioned purposes, features and advantages of the present application more obvious and easy to understand, the specific implementation methods of the present application are described in detail below in conjunction with the accompanying drawings. In the following description, many specific details are set forth to facilitate a full understanding of the present application. However, the present application can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without violating the connotation of the present application, so the present application is not limited by the specific embodiments disclosed below.

[0023] In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0024] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of this application, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0025] In this application, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0026] In the present application, unless otherwise clearly specified and limited, a first feature being “above” or “below” a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being “above”, “above”, and “above” a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being “below”, “below”, and “below” a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0027] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "upper", "lower", "left", "right" and similar expressions used herein are for illustrative purposes only and are not intended to be the only implementation method.

[0028] The utility model provides a steam oven with reverse osmosis water purification function. Figure 1 , Figure 2 As shown, it includes a water purification module 1 and a steam oven module 2, the water purification module 1 is connected to the steam oven module 2, the water purification module 1 includes a filter module 3, a normal temperature water tank 4, an instant heating module 5 and a constant temperature water tank 6, the filter module 3 is connected to the external water supply pipe and the water inlet end of the normal temperature water tank 4, the water outlet end of the normal temperature water tank 4 is connected to the water inlet end of the instant heating module 5 through an inlet valve 7 and a water pump 8, the water outlet end of the instant heating module 5 is connected to the water inlet end of the constant temperature water tank 6 through an outlet valve 9, and the water outlet ends of the constant temperature water tank 6 are respectively connected to the inlet valve 7 and the water outlet end of the water inlet valve 8. 7 is connected to the steam-oven module 2, the water in the normal temperature water tank 4 is heated to a preset water temperature by the instant heating module 5, and then stored in the constant temperature water tank 6 and supplied to the steam-oven module 2 for use, the steam-oven module 2 heats the water in the constant temperature water tank 6 to water vapor for steaming and baking the food inside, the water in the constant temperature water tank 6 is sent to the instant heating module 5 for heating through the water inlet valve 7 after the water temperature is lower than the preset water temperature, and is heated to the preset water temperature and then returns to the constant temperature water tank 6, wherein the water flow power in the normal temperature water tank 4, the instant heating module 5 and the constant temperature water tank 6 is provided by a water pump 8.

[0029] In this embodiment, by setting the filter module 3, the accumulation of scale in the steam-oven module 2 can be reduced and the service life of the machine can be extended. Combined with the setting of the normal temperature water tank 4, the instant heating module 5 and the constant temperature water tank 6, the water entering the steam-oven module 2 can be heated to a suitable temperature in advance. This suitable temperature is higher than the normal temperature, thereby reducing the heating time of the heating element in the steam-oven module 2 to heat the water to water vapor, thereby improving the service life of the heating element in the steam-oven module 2. In addition, it can also reduce the time for steaming and baking food and improve the efficiency of food processing.

[0030] In the present invention, preferably, Figure 2 As shown, the water inlet and outlet of the instant heating module 5 are both provided with temperature sensing probes for monitoring the water temperature.

[0031] In this embodiment, by providing a temperature sensing probe, the temperature before and after the water passes through the instant heating module 5 can be monitored to ensure that the temperature of the water reaches the target temperature.

[0032] In the present invention, preferably, Figure 1 , Figure 2 As shown, a high water level detector 61 and a low water level detector 62 are provided in the constant temperature water tank 6, and both the high water level detector 61 and the low water level detector 62 are connected to the water pump 8. When the water level in the constant temperature water tank 6 is lower than the low water level detector 62, the water pump 8 works, and when the water level in the constant temperature water tank 6 is higher than the high water level detector 61, the water pump 8 does not work; the outer side of the constant temperature water tank 6 is covered with a thermal insulation layer.

[0033] In this embodiment, by setting up the high water level detector 61 and the low water level detector 62, it can be ensured that the constant temperature water tank 6 is always full of water to ensure that the steam oven module 2 will not lack water when working; by setting up the insulation layer, the heat loss in the constant temperature water tank 6 can be reduced.

[0034] In the present invention, preferably, Figure 2 , Figure 3 , Figure 4 As shown, the filtration module 3 includes a filter housing 31, an RO membrane 32 and a filter element lower cover 33, the RO membrane 32 and the filter element lower cover 33 are both installed in the filter housing 31, and the filter element lower cover 33 is located at the bottom end of the RO membrane 32, the filter housing 31 is provided with a water inlet 311, a pure water inlet 312 and a concentrated water inlet 313 at the bottom end, the water inlet 311 is connected to the external water supply pipe and the top end of the RO membrane 32, the pure water inlet 312 is connected to the central tube of the RO membrane 32 and the water inlet end of the normal temperature water tank 4, and the concentrated water inlet 313 is connected to the bottom end of the RO membrane 32 and the external waste water pipe; the filter element lower cover 33 is provided with a sealed cavity surrounded by a resin housing 331 and a cover plate 332, the top of the sealed cavity is connected to the central tube of the RO membrane 32 through a first connecting hole, and the bottom is connected to the pure water inlet 312 through a second connecting hole, and resin 10 and activated carbon 11 are installed in the sealed cavity, and the activated carbon 11 is located below the resin 10.

[0035] In this embodiment, by setting the filter shell 31, the RO membrane 32 and the filter element lower cover 33, the water in the external water supply pipe can be filtered quickly and conveniently, and the filtering effect can be ensured; combined with the setting of the sealed cavity and the resin 10 and the activated carbon 11 in the sealed cavity, the anions and cations that are positively permeated by the RO membrane 32 can be adsorbed when the water production is stopped, thereby improving the filtering effect and further reducing the accumulation of scale in the steam oven module 2.

[0036] The technical features of the above-described embodiments may be arbitrarily combined. To make the description concise, not all possible combinations of the technical features in the above-described embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0037] The above-described embodiments only express several implementation methods of the present application, and the descriptions thereof are relatively specific and detailed, but they cannot be construed as limiting the scope of the patent application. It should be pointed out that, for a person of ordinary skill in the art, several variations and improvements can be made without departing from the concept of the present application, and these all belong to the protection scope of the present application. Therefore, the protection scope of the patent application shall be subject to the attached claims.

Claims

1. A steam oven with reverse osmosis water purification function, comprising a water purification module (1) and a steam oven module (2), wherein the water purification module (1) is connected to the steam oven module (2), characterized in that: The water purification module (1) comprises a filter module (3), a normal temperature water tank (4), an instant heating module (5) and a constant temperature water tank (6); the filter module (3) is connected to an external water supply pipe and a water inlet of the normal temperature water tank (4); the water outlet of the normal temperature water tank (4) is connected to the water inlet of the instant heating module (5) via a water inlet valve (7) and a water pump (8); the water outlet of the instant heating module (5) is connected to the water inlet of the constant temperature water tank (6) via a water outlet valve (9). The water outlet of the constant temperature water tank (6) is respectively connected to the water inlet valve (7) and the steam oven module (2); the water in the normal temperature water tank (4) is heated to a preset water temperature by the instant heating module (5) and then stored in the constant temperature water tank (6) and supplied to the steam oven module (2) for use; when the water temperature in the constant temperature water tank (6) is lower than the preset water temperature, it is sent to the instant heating module (5) for heating through the water inlet valve (7), and then returned to the constant temperature water tank (6) after being heated to the preset water temperature.

2. The steam oven with reverse osmosis water purification function according to claim 1, characterized in that: The water inlet and outlet of the instant heating module (5) are both provided with temperature sensing probes for monitoring water temperature.

3. The steam oven with reverse osmosis water purification function according to claim 2, characterized in that: The constant temperature water tank (6) is provided with a high water level detector (61) and a low water level detector (62), and both the high water level detector (61) and the low water level detector (62) are connected to a water pump (8). When the water level in the constant temperature water tank (6) is lower than the low water level detector (62), the water pump (8) works; when the water level in the constant temperature water tank (6) is higher than the high water level detector (61), the water pump (8) does not work.

4. The steam oven with reverse osmosis water purification function according to claim 3, characterized in that: The outer side of the constant temperature water tank (6) is coated with a heat preservation layer.

5. A steam oven with reverse osmosis water purification function according to any one of claims 1 to 4, characterized in that: The filter module (3) comprises a filter housing (31), an RO membrane (32) and a filter element lower cover (33); the RO membrane (32) and the filter element lower cover (33) are both installed in the filter housing (31), and the filter element lower cover (33) is located at the bottom end of the RO membrane (32); a water inlet (311), a pure water inlet (312) and a concentrated water inlet (313) are provided at the bottom end of the filter housing (31); the water inlet (311) is connected to an external water supply pipe and the top end of the RO membrane (32); the pure water inlet (312) is connected to a central pipe of the RO membrane (32) and a water inlet end of a normal temperature water tank (4); and the concentrated water inlet (313) is connected to the bottom end of the RO membrane (32) and an external waste water pipe.

6. The steam oven with reverse osmosis water purification function according to claim 5, characterized in that: A sealed cavity surrounded by a resin shell (331) and a cover plate (332) is provided in the filter element lower cover (33), the top of the sealed cavity is connected to the central tube of the RO membrane (32) through a first connecting hole, and the bottom is connected to the pure water port (312) through a second connecting hole. Resin (10) and activated carbon (11) are installed in the sealed cavity, and the activated carbon (11) is located below the resin (10).

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