Steam equipment

By setting up a filter and a detachable valve plug in the steam equipment, the problem of impurities in the water tank entering the heating device is solved, and the normal use of the steam equipment and the improvement of user experience are achieved.

CN223386419UActive Publication Date: 2025-09-26ZHEJIANG SHAOXING SUPOR DOMESTIC ELECTRICAL APPLIANCE CO LTD
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Patent Information

Application Number
CN202422894333.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-11-26
Publication Date
2025-09-26
Estimated Expiration
2034-11-26

AI Technical Summary

Technical Problem

In existing steam equipment, impurities in the water tank enter the heating device, causing damage to the heating device, affecting normal use and user experience.

Method used

A filter is provided in the steam equipment. The filter is located between the water inlet and the water outlet and is used to filter the water entering the steam generator. The detachable valve plug design facilitates the replacement and cleaning of the filter. The water outlet is designed on the bottom wall of the water tank to facilitate the discharge of water.

Benefits of technology

It effectively prevents impurities from entering the heating device, ensures the normal use of the steam generator, improves user experience and product trust, and simplifies the replacement and cleaning process of filters.

✦ Generated by Eureka AI based on patent content.

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Abstract

The steam equipment comprises a steam generator, a water tank and a filter part, the water tank is provided with a water inlet and a water outlet which are oppositely arranged at an interval, the water inlet is communicated with the steam generator, the steam generator is used for heating water in the water tank and generating steam, and the filter part is used for filtering the steam. The filtering piece is arranged between the water inlet and the water outlet, and a valve plug is detachably arranged in the water outlet. The steam equipment is good in filtering effect, low in cost and good in user experience.
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Description

Technical Field

[0001] The utility model relates to the technical field of ironing, in particular to a steam device. Background Art

[0002] Steam equipment is used to iron clothes to keep them neat and tidy. Steam equipment consists of a water tank, a steam head, and a heating device. In related art, water in the water tank flows directly into the heating device through a water pipe, where it is heated and generates steam. The steam is then ejected through the steam head to iron the clothes. However, if impurities are present in the water tank, they can enter the heating device along with the water, potentially damaging it and affecting normal operation and the user experience. Utility Model Content

[0003] The present invention aims to solve at least one of the technical problems in the related art to a certain extent. To this end, the embodiments of the present invention provide a steam device with good filtering effect, low cost and good user experience.

[0004] The steam device of an embodiment of the present utility model includes a steam generator, a water tank and a filter element. The water tank has a water inlet and a water outlet that are spaced apart and arranged relatively to each other. The water inlet is connected to the steam generator. The steam generator is used to heat the water in the water tank and generate steam. The filter element is arranged between the water inlet and the water outlet. A valve plug is detachably provided in the water outlet.

[0005] In the steam equipment of the embodiment of the utility model, the filter element is arranged between the water inlet and the water outlet, and can filter the water entering the steam generator through the water inlet to ensure the normal use of the steam generator. A valve plug is detachably provided at the water outlet, so that the filter element can be easily removed and replaced from the water outlet, and the operation is simple. Moreover, by providing the water outlet, it is convenient to pour out the residual water stains in the water tank, thereby ensuring that the steam equipment is clean and improving the user experience and trust in the product.

[0006] Optionally, a water pipe is provided in the water tank, one end of the water pipe is connected to the water inlet, the other end of the water pipe is spaced apart from and arranged opposite to the water outlet, and the filter is provided between the other end of the water pipe and the water outlet.

[0007] The steam device of the embodiment of the present invention can control the amount of water entering the water inlet by setting a water pipe. Moreover, when the water in the water tank is less, the water pipe can still guide the water in the water tank into the steam generator, thereby improving the use of the water in the water tank and reducing the residual water marks in the water tank.

[0008] Optionally, the water outlet is arranged on the bottom wall of the water tank.

[0009] The steam device of the embodiment of the utility model is convenient for water in the water tank to flow out of the water outlet by arranging the water outlet on the bottom wall of the water tank.

[0010] Optionally, the water tank further has a water inlet, which is located above the water outlet and is used to add water into the water tank. The water inlet, the water outlet and the inner cavity of the water tank can form an air duct, and blowing air from the water inlet to the inner cavity can cause the water in the inner cavity to be discharged from the water outlet.

[0011] In the steam equipment of the embodiment of the utility model, the water inlet, the water outlet and the inner cavity of the water tank form an air duct. An air gun can be set at the water inlet to blow away water traces or impurities in the water tank, so that the water traces or impurities in the water tank can be quickly moved to the water outlet through the air duct and discharged from the water outlet, thereby improving the cleaning efficiency.

[0012] Optionally, a mounting portion is provided on the inner wall surface of the water tank, the mounting portion has a mounting cavity, the filter element is arranged in the mounting cavity, the mounting portion also has a mounting hole and a through-hole connected to the mounting cavity, the other end of the water pipe is arranged in the mounting hole, the water in the water tank enters the mounting cavity through the through-hole, and enters the water pipe after being filtered by the filter element.

[0013] In the steam equipment of the embodiment of the present invention, the other end of the water pipe is arranged in the mounting hole, so that the water pipe is installed firmly, ensuring that the water pipe can stably supply water to the steam generator. The filter element is arranged in the mounting cavity to filter the water entering the water pipe, and the filtering effect is good. The filter element is installed firmly, the structure of the mounting part is simple, and it is easy to manufacture.

[0014] Optionally, the installation cavity is communicated with the water outlet, the valve plug abuts against the bottom surface of the filter element, and the filter element can be disassembled and assembled through the water outlet.

[0015] In the steam equipment of the embodiment of the utility model, the valve plug is against the bottom surface of the filter element, ensuring that the filter element is firmly installed in the installation cavity. The filter element in the installation cavity can be replaced and installed by removing the valve plug, and the operation is simple and efficient.

[0016] Optionally, the valve plug includes a body and a protrusion, the body is detachably arranged at the water outlet, the protrusion is arranged on the outer circumference of the body, and the protrusion abuts against the inner side of the bottom wall of the water tank.

[0017] The steam equipment of the embodiment of the present utility model has a main body that is detachably arranged at the water outlet, so that the main body is convenient to disassemble and assemble, and easy to operate and replace. The protrusion abuts against the inner side of the bottom wall of the water tank, ensuring that the main body is firmly installed at the water outlet and is not easily detached from the water outlet, thereby improving the stability and sealing of the main body at the water outlet, thereby ensuring that the filter element is firmly installed in the installation cavity. Moreover, the structure of the valve plug is simple, saving manufacturing costs.

[0018] Optionally, the body has a first end and a second end, the first end abuts against the filter element, the first end of the body has a groove, and the groove is communicated with the installation cavity.

[0019] The steam equipment of the embodiment of the present invention has a first end that abuts against the filter element to ensure that the filter element is firmly installed in the installation cavity, and the filter element in the installation cavity can be easily replaced and installed by disassembling the main body. By providing a groove, water stains in the water tank can be easily accumulated in the groove. After the main body is removed, the water stains accumulated in the groove can be easily poured out together, thereby improving cleaning efficiency.

[0020] Optionally, the first end of the body includes an inclined surface, a transition surface and an arcuate surface, the inclined surface is arranged around the outer circumference of the body, the inclined surface extends in the direction from the first end of the body to the second end of the body and is inclined in the direction away from the groove, the arcuate surface protrudes toward the inside of the groove, the arcuate surface is arranged around the inner circumference of the groove, and the transition surface connects the arcuate surface and the inclined surface.

[0021] The steam device of the embodiment of the present invention is provided with an inclined surface. When the main body is installed in the water outlet, the inclined surface can play a guiding role, which facilitates the insertion of the main body into the water outlet. Moreover, the inclined surface is not completely in contact with the inner circumference of the water outlet, which facilitates the removal of the main body from the water outlet. In addition, water stains can also be accumulated between the inclined surface and the inner circumference of the water outlet. When the main body is taken out, the water stains can be discharged from the water outlet, thereby improving the cleaning efficiency. The provision of the curved surface allows water stains to flow into the groove along the curved surface, reducing the flow of water stains in the water tank.

[0022] Optionally, the protrusion is provided between the first end and the second end, and one end of the protrusion adjacent to the first end of the body is a slope, which extends in a direction from the first end to the second end and tilts away from the body.

[0023] In the steam device of the embodiment of the present invention, one end of the protrusion adjacent to the first end of the body is an inclined surface. When the body is installed in the water outlet, the protrusion is easily inserted into the water outlet, ensuring that the valve plug is easily installed in the water outlet.

[0024] Optionally, the bottom wall includes a first bottom wall and a second bottom wall, the first bottom wall is located on the inner side of the second bottom wall and is arranged at intervals, the water outlet passes through the first bottom wall and the second bottom wall, and the protrusion is located between the first bottom wall and the second bottom wall.

[0025] In the steam device of the embodiment of the present invention, the protrusion is stuck between the first bottom wall and the second bottom wall, so that the body is not easily separated from the water outlet by external force, thereby ensuring that the body is firmly installed at the water outlet. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a cross-sectional view of the steam equipment according to an embodiment of the present invention.

[0027] Figure 2 It is a cross-sectional view of a water tank of a steam device according to an embodiment of the present utility model.

[0028] Figure 3 yes Figure 2 Enlarged schematic diagram of part A.

[0029] Figure 4 It is a schematic diagram of the installation part of the steam equipment according to an embodiment of the present invention.

[0030] Figure markings: 1. steam generator; 11. air outlet; 2. water tank; 21. water inlet; 22. water outlet; 23. water filling port; 24. bottom wall; 241. first bottom wall; 242. second bottom wall; 25. inner cavity; 3. filter element; 4. valve plug; 41. main body; 411. first end; 4111. inclined surface; 4112. transition surface; 4113. arcuate surface; 412. second end; 413. groove; 42. protrusion; 421. inclined surface; 5. water pump; 6. water pipe; 7. mounting portion; 71. mounting cavity; 72. mounting hole; 73. through hole. DETAILED DESCRIPTION

[0031] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and intended to be used to explain the present invention, but should not be understood as limiting the present invention.

[0032] like Figures 1-4 As shown, the steam device of the present invention includes a steam generator 1, a water tank 2, and a filter element 3. The water tank 2 has a water inlet 21 and a water outlet 22 spaced apart and arranged opposite each other. The water inlet 21 is connected to the steam generator 1. The steam generator 1 is used to heat the water in the water tank 2 and generate steam. The steam generator 1 has an outlet 11, through which steam can be discharged for ironing clothes. The filter element 3 is disposed between the water inlet 21 and the water outlet 22. A valve plug 4 is removably disposed in the water outlet 22.

[0033] In the steam device of the embodiment of the present utility model, the filter element 3 is provided between the water inlet 21 and the water outlet 22 , and can filter the water entering the steam generator 1 through the water inlet 21 to ensure the normal use of the steam generator 1 .

[0034] In some specific embodiments, Figure 2 As shown, a valve plug 4 is detachably provided at the water outlet 22. After the steam function test is performed on the steam equipment before leaving the factory, water marks will remain in the water tank 2. At this time, the valve plug 4 can be removed from the water outlet 22 to allow the water in the water tank 2 to flow out from the water outlet 22 to empty the water marks in the water tank 2 and ensure that the steam equipment is clean. Moreover, during the production process of the steam equipment, impurities such as dust and debris remaining in the water tank 2 can also be discharged through the water outlet 22, ensuring that the steam equipment sold is clean and can be used normally, thereby improving the user experience and trust in the product.

[0035] Specifically, the valve plug 4 is made of silicone to make it elastic. The valve plug 4 is arranged at the water outlet 22 and is in close contact with the inner circumference of the water outlet 22 , so as to have good sealing performance.

[0036] Specifically, the filter element 3 can be a precision filter, an activated carbon filter, a reverse osmosis filter, a pre-filter, a coarse filter, filter cotton, etc. Preferably, the filter element 3 is filter cotton. During the use of the steam equipment, in order to ensure the filtering effect, the filter element 3 needs to be replaced regularly. Therefore, setting the filter element 3 as filter cotton can effectively save costs.

[0037] Specifically, if Figure 1 As shown, the steam device further includes a water pump 5 , which connects the steam generator 1 with the water tank 2 to pump water in the water tank 2 into the steam generator 1 through the water inlet 21 .

[0038] like Figure 2 As shown, the water tank 2 further has a water inlet 23. The water inlet 23 and the water outlet 22 are both connected to the inner cavity 25 of the water tank 2. The water inlet 23 is located above the water outlet 22. Water can be added to the inner cavity 25 of the water tank 2 through the water inlet 23. The water inlet 23, the water outlet 22, and the inner cavity 25 of the water tank 2 form an air duct. Blowing air from the water inlet 23 into the inner cavity 25 can cause the water in the inner cavity 25 to be discharged from the water outlet 22.

[0039] Specifically, the inner wall surface of the water tank 2 has a concave and convex structure and other accessories, and water stains are easily accumulated. When cleaning the water stains and impurities in the inner cavity 25 of the water tank 2, an air gun (not shown) can be set at the water inlet 23, and the air gun can be used to blow the water marks or impurities in the water tank 2 so that the water marks or impurities in the water tank 2 can be quickly moved to the water outlet 22 and discharged from the water outlet 22, thereby improving the cleaning efficiency.

[0040] Alternatively, as Figure 2 As shown, a water pipe 6 is provided in the water tank 2, one end of the water pipe 6 is connected to the water inlet 21, and the other end of the water pipe 6 is spaced apart from and arranged opposite to the water outlet 22. The filter element 3 is provided between the other end of the water pipe 6 and the water outlet 22, so that the water in the water tank 2 can enter the steam generator 1 through the water pipe 6 after being filtered by the filter element 3, which is convenient for controlling the amount of water entering the steam generator 1. Moreover, the other end of the water pipe 6 is lower than the water inlet 21. When the water in the water tank 2 is less, the water pipe 6 can still guide the water in the water tank 2 into the steam generator 1, thereby improving the use of the water in the water tank 2 and reducing the residual water marks in the water tank 2.

[0041] Alternatively, as Figure 2 As shown, the water outlet 22 is provided on the bottom wall 24 of the water tank 2 , so that the water in the water tank 2 can flow out from the water outlet 22 .

[0042] Alternatively, as Figure 4 As shown, a mounting portion 7 is provided on the inner wall surface of the water tank 2. The mounting portion 7 has a mounting cavity 71, a mounting hole 72, and a perforation 73. The mounting hole 72 is located on the top surface of the mounting portion 7 and is connected to the mounting cavity 71. The perforation 73 is provided on the side of the mounting portion 7 and is connected to the mounting cavity 71. The filter element 3 is provided in the mounting cavity 71, ensuring that the filter element 3 is firmly installed and improving the filtering effect. The other end of the water pipe 6 is provided in the mounting hole 72, so that the water pipe 6 is firmly installed and ensures that the water pipe 6 can stably supply water to the steam generator 1. The water in the water tank 2 enters the mounting cavity 71 through the perforation 73 and enters the water pipe 6 after being filtered by the filter element 3. The filtering method is simple. In addition, the mounting portion 7 has a simple structure, is easy to manufacture, and saves costs.

[0043] Alternatively, as Figure 2 As shown, the installation cavity 71 is connected to the water outlet 22, and the valve plug 4 is against the bottom surface of the filter element 3 to ensure that the filter element 3 is firmly installed in the installation cavity 71. The filter element 3 can be disassembled and assembled through the water outlet 22, and the filter element 3 in the installation cavity 71 can be replaced and installed by removing the valve plug 4. The operation is simple and efficient.

[0044] Alternatively, as Figure 3 As shown, the valve plug 4 includes a body 41 and a protrusion 42 . The body 41 is detachably arranged at the water outlet 22 . The protrusion 42 is arranged on the outer peripheral surface of the body 41 . The protrusion 42 abuts against the inner side of the bottom wall 24 of the water tank 2 .

[0045] Specifically, the main body 41 is detachably arranged at the water outlet 22. The main body 41 is convenient to assemble and disassemble, and is easy to operate and replace. The protrusion 42 abuts against the inner side of the bottom wall 24 of the water tank 2, ensuring that the main body 41 is firmly installed at the water outlet 22 and is not easily detached from the water outlet 22, thereby improving the stability and sealing of the main body 41 at the water outlet 22, thereby ensuring that the filter element 3 is firmly installed in the installation cavity 71. Moreover, the structure of the valve plug 4 is simple, saving manufacturing costs.

[0046] Optionally, the protrusions 42 may be arranged at intervals around the circumference of the body 41 to further enhance the securement of the body 41 at the water outlet 22. The protrusions 42 may also be arranged around the circumference of the body 41, where the protrusions 42 abut against the inner side of the bottom wall 24 of the water tank 2, thereby enhancing the securement and sealing of the body 41 at the water outlet 22.

[0047] Alternatively, as Figure 3 As shown, the body 41 has a first end 411 and a second end 412. The first end 411 abuts against the filter element 3, ensuring that the filter element 3 is securely installed in the installation cavity 71. This facilitates replacement and installation of the filter element 3 in the installation cavity 71 by removing the body 41. The first end 411 of the body 41 has a groove 413, which is in communication with the installation cavity 71. This facilitates the accumulation of water stains in the water tank 2 in the groove 413. After the body 41 is removed, the water stains accumulated in the groove 413 can be easily discarded, thereby improving cleaning efficiency.

[0048] Alternatively, as Figure 3 As shown, the first end 411 of the body 41 includes an inclined surface 4111, a transition surface 4112, and an arcuate surface 4113, which are connected to each other. The inclined surface 4111 is arranged around the outer circumference of the body 41. The inclined surface 4111 extends from the first end 411 of the body 41 to the second end 412 of the body 41 and is inclined in a direction away from the groove 413. The arcuate surface 4113 protrudes toward the interior of the groove 413 and is arranged around the inner circumference of the groove 413. The transition surface 4112 connects the arcuate surface 4113 and the inclined surface 4111.

[0049] Specifically, by providing the inclined surface 4111, when the main body 41 is installed in the water outlet 22, the inclined surface 4111 can serve as a guide, facilitating the insertion of the main body 41 into the water outlet 22. Moreover, the inclined surface 4111 does not completely fit the inner circumference of the water outlet 22, facilitating the removal of the main body 41 from the water outlet 22. In addition, water stains can also be accumulated between the inclined surface 4111 and the inner circumference of the water outlet 22. When the main body 41 is removed, the water stains can be discharged from the water outlet 22, thereby improving cleaning efficiency. The provision of the curved surface 4113 allows water stains to flow along the curved surface 4113 into the groove 413, reducing the flow of water stains in the water tank 2. After the main body 41 is removed, the water stains accumulated in the groove 413 can be easily poured out together, thereby improving cleaning efficiency.

[0050] Alternatively, as Figure 3 As shown, the protrusion 42 is arranged between the first end 411 and the second end 412, and the end of the protrusion 42 adjacent to the first end 411 of the main body 41 is a slope 421. The slope 421 extends in the direction from the first end 411 to the second end 412 and is inclined in the direction away from the main body 41, so that when the main body 41 is installed in the water outlet 22, the protrusion 42 can be easily inserted into the water outlet 22, ensuring that the valve plug 4 is easy to install in the water outlet 22.

[0051] Alternatively, as Figure 2 As shown, the bottom wall 24 includes a first bottom wall 241 and a second bottom wall 242. The first bottom wall 241 is located on the inner side of the second bottom wall 242 and is arranged at intervals. The water outlet 22 passes through the first bottom wall 241 and the second bottom wall 242. The protrusion 42 is located between the first bottom wall 241 and the second bottom wall 242. The first bottom wall 241 and the second bottom wall 242 can limit the protrusion 42, so that the main body 41 is not easily separated from the water outlet 22 by external force, thereby ensuring that the main body 41 is firmly installed at the water outlet 22.

[0052] In the description of the present invention, 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 to 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 invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation to the present invention.

[0053] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of the technical features being referred to. Thus, a feature specified as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of this utility model, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined.

[0054] In this utility model, unless otherwise specified or limited, the terms "installed," "connected," "connect," "fixed," etc. should be understood in a broad sense. For example, they can refer to fixed connection, detachable connection, or integration; mechanical connection, electrical connection, or communication; direct connection or indirect connection through an intermediate medium; internal communication between two elements or interaction between two elements, unless otherwise specified. For those skilled in the art, the specific meanings of the above terms in this utility model can be understood according to specific circumstances.

[0055] In the present invention, unless otherwise expressly specified or limited, when a first feature is "above" or "below" a second feature, it may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediary. Furthermore, when a first feature is "above," "above," or "above" a second feature, it may mean that the first feature is directly above or diagonally above the second feature, or simply means that the first feature is at a higher level than the second feature. When a first feature is "below," "below," or "below" a second feature, it may mean that the first feature is directly below or diagonally below the second feature, or simply means that the first feature is at a lower level than the second feature.

[0056] In the present invention, the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" mean that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic expressions of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can combine and combine different embodiments or examples described in this specification and the features of different embodiments or examples without contradiction.

[0057] Although the above embodiments have been shown and described, it is understood that the above embodiments are illustrative and cannot be understood as limitations on the present invention. Changes, modifications, substitutions and variations of the above embodiments made by ordinary technicians in this field are all within the scope of protection of the present invention.

Claims

1. A steam device, characterized in that: The invention comprises a steam generator (1), a water tank (2) and a filter element (3); the water tank (2) has a water inlet (21) and a water outlet (22) which are spaced apart and arranged opposite to each other; the water inlet (21) is communicated with the steam generator (1); the steam generator (1) is used to heat water in the water tank (2) and generate steam; the filter element (3) is arranged between the water inlet (21) and the water outlet (22); and a valve plug (4) is detachably provided in the water outlet (22).

2. The steam device according to claim 1, characterized in that A water pipe (6) is provided in the water tank (2), one end of the water pipe (6) is communicated with the water inlet (21), the other end of the water pipe (6) is spaced apart from and arranged opposite to the water outlet (22), and the filter element (3) is provided between the other end of the water pipe (6) and the water outlet (22).

3. The steam device according to claim 1 or 2, characterized in that: The water outlet (22) is provided on the bottom wall (24) of the water tank (2).

4. The steam device according to claim 3, characterized in that The water tank (2) further comprises a water inlet (23), which is located above the water outlet (22) and is used for adding water to the water tank (2). The water inlet (23), the water outlet (22) and the inner cavity (25) of the water tank (2) can form an air duct, and blowing air from the water inlet (23) to the inner cavity (25) can cause the water in the inner cavity (25) to be discharged from the water outlet (22).

5. The steam device according to claim 2, characterized in that A mounting portion (7) is provided on the inner wall surface of the water tank (2), the mounting portion (7) having a mounting cavity (71), the filter element (3) being arranged in the mounting cavity (71), the mounting portion (7) further having a mounting hole (72) and a through hole (73) communicating with the mounting cavity (71), the other end of the water pipe (6) being arranged in the mounting hole (72), the water in the water tank (2) entering the mounting cavity (71) through the through hole (73), and entering the water pipe (6) after being filtered by the filter element (3).

6. The steam device according to claim 5, characterized in that The installation cavity (71) is communicated with the water outlet (22), the valve plug (4) abuts against the bottom surface of the filter element (3), and the filter element (3) can be disassembled and assembled through the water outlet (22).

7. The steam device according to claim 5, characterized in that The valve plug (4) comprises a body (41) and a protruding portion (42); the body (41) is detachably arranged on the water outlet (22); the protruding portion (42) is arranged on the outer peripheral surface of the body (41); and the protruding portion (42) abuts against the inner side of the bottom wall (24) of the water tank (2).

8. The steam device according to claim 7, characterized in that The body (41) has a first end (411) and a second end (412), the first end (411) abuts against the filter element (3), the first end (411) of the body (41) has a groove (413), and the groove (413) is communicated with the installation cavity (71).

9. The steam device according to claim 8, characterized in that The first end (411) of the body (41) includes an inclined surface (4111), a transition surface (4112) and an arcuate surface (4113); the inclined surface (4111) is arranged around the outer circumference of the body (41); the inclined surface (4111) extends in a direction from the first end (411) of the body (41) to the second end (412) of the body (41) and is inclined in a direction away from the groove (413); the arcuate surface (4113) protrudes toward the inside of the groove (413); the arcuate surface (4113) is arranged around the inner circumference of the groove (413); and the transition surface (4112) connects the arcuate surface (4113) and the inclined surface (4111).

10. The steam device according to claim 8, characterized in that The protrusion (42) is provided between the first end (411) and the second end (412); one end of the protrusion (42) adjacent to the first end (411) of the body (41) is a slope (421); the slope (421) extends in a direction from the first end (411) to the second end (412) and is inclined in a direction away from the body (41).

11. The steam device according to claim 10, characterized in that The bottom wall (24) comprises a first bottom wall (241) and a second bottom wall (242), wherein the first bottom wall (241) is located on the inner side of the second bottom wall (242) and is arranged at intervals, the water outlet (22) passes through the first bottom wall (241) and the second bottom wall (242), and the protrusion (42) is located between the first bottom wall (241) and the second bottom wall (242).