CN216256951U - Steam supply device - Google Patents

Abstract

The present invention relates to a steam supply apparatus, including: a tank housing having a top and a bottom; a water storage chamber; a tank lid removably mounted to the tank housing, the tank lid having a closed position and an open position; a filter assembly removably mounted in the water reservoir, a first flow chamber and a second flow chamber formed in the filter housing, the first flow chamber being filled with water filtering material, the first and second flow chambers having first and second openings, respectively, through a lower portion of the filter housing, the second opening being shaped to fit the bottom opening; the sealing ring is arranged at the bottom opening or the second opening; a steam generator downstream of the filter assembly capable of converting water from the water reservoir into steam; wherein, when in the closed position, the water tank cover is pressed down and tightly connected with the filter cover, the water storage chamber, the first opening, the first flow chamber, the second flow chamber and the fluid communication in turn.

Description

Steam supply device

Technical Field

The utility model relates to the field of cleaning equipment, in particular to steam supply equipment for supplying cleaning steam.

Background

The steam cleaning, also called supersaturated steam cleaning, dissolves oil stain particles on the cleaned surface through saturated steam under the action of high temperature and high pressure, and vaporizes and evaporates the oil stain particles, so that the surface cleaned by the saturated steam can reach a super-clean state. Meanwhile, the supersaturated steam can effectively cut into any fine holes and cracks, and remove stains and residues in the fine holes and cracks. The steam cleaning has the characteristics of environmental protection and no damage to the cleaned objects, and is widely applied to cleaning of objects such as ground, walls, clothes, blankets and the like.

The steam is clean to be used for converting into the water of saturated steam has higher requirement, if aquatic contains impurity more, then after converting into saturated steam, the impurity that contains will accumulate into the incrustation scale, reduces steam supply equipment's clean degree, also blocks up the pipeline easily simultaneously to reduce user experience.

SUMMERY OF THE UTILITY MODEL

In order to solve the above-mentioned problems associated with the formation of scale when the water contains a large amount of impurities, it is an object of the present invention to provide a steam supply device that can filter the water before it reaches a steam generator to remove the impurities carried by the water.

In order to achieve the above purpose, the utility model provides the following technical scheme: a steam supplying apparatus, the steam supplying apparatus comprising: a tank housing having a top and a bottom; a reservoir chamber within said tank housing, said reservoir chamber having a top opening through said top of said tank housing and a bottom opening through said bottom of said tank housing; a tank cap removably mounted to the tank housing and capable of covering a top opening of the reservoir chamber, the tank cap having a closed position and an open position, the reservoir chamber being covered when the tank cap is in the closed position and being capable of filling water inwardly through the top opening when the tank cap is in the open position; a filter assembly removably mounted in said water reservoir, said filter assembly including an open-topped filter housing and a filter cover for covering said open-topped filter housing, said filter housing having formed therein a first flow chamber and a second flow chamber, said first flow chamber being filled with a water filtering material, said first flow chamber and said second flow chamber having a first opening and a second opening, respectively, through a lower portion of said filter housing, said second opening being sized and shaped to fit said bottom opening; the sealing ring is arranged at the bottom opening or the second opening; and a steam generator downstream of the filter assembly capable of converting water from the water storage chamber to steam; wherein, in the closed position, the tank cap is urged downwardly against the filter cap to retain the filter assembly in the reservoir and to maintain the bottom opening in sealing engagement with the second opening via the gasket, the reservoir, the first opening, the first flow chamber, the second opening and the bottom opening being in sequential fluid communication; in the open position, the tank cap is disengaged from the top of the tank housing and the filter assembly is able to move outwardly through the top opening.

In the above technical solution, preferably, the bottom of the water tank housing is provided with a convex step structure at the bottom opening, and the filter housing is provided with a concave step structure at the second opening; in the closed position, the male stepped feature is inserted into the female stepped feature, and the seal ring is clamped between the male stepped feature and the female stepped feature. Further preferably, the seal ring includes an upper sealing surface with a bead; and when the valve is in the closed position, the convex rib is extruded and deformed by part of the wall surface of the concave step structure.

In the above technical solution, preferably, the first flow chamber is enclosed outside the second flow chamber.

In the above technical solution, preferably, the steam supply apparatus shown further includes: a transition chamber directly below the tank housing and communicating with the bottom opening, the transition chamber configured to temporarily store water filtered through the filter assembly.

In the above technical solution, preferably, the filter housing has a double-cylinder structure.

In the above technical solution, preferably, the tank lid is exposed to the outside in the closed position.

In the above technical solution, preferably, the water tank housing is non-detachably disposed in the steam supply device.

Compared with the prior art, the steam supply equipment provided by the utility model can filter water through the filter assembly before the water reaches the steam generator, and remove carried impurities, so that the generation of scale is prevented, the cleaning degree of the steam supply equipment is improved, and the blockage of a pipeline is avoided.

Drawings

FIG. 1 is a first side view of the steam supply apparatus of the present invention, wherein the lid of the water tank is in a closed position;

FIG. 2 is a plan view of the steam supplying apparatus shown in FIG. 1;

FIG. 3 is a second side view of the steam supply apparatus shown in FIG. 1, wherein the tank lid is in an open position and the filter assembly is drawn away from the water storage chamber;

FIG. 4 is an enlarged view of a portion of FIG. 3 at A;

FIG. 5 is an enlarged view of a portion of FIG. 4 at B;

fig. 6 is a schematic structural view of a filter assembly provided by the present invention.

Detailed Description

To explain technical contents, structural features, achieved objects and effects of the utility model in detail, the technical solutions in the embodiments of the present application will be described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are only a part of the embodiments of the present application, and not all embodiments. In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a detailed description of various exemplary embodiments or implementations of the utility model. However, various exemplary embodiments may be practiced without these specific details or with one or more equivalent arrangements. Moreover, the various exemplary embodiments may be different, but are not necessarily exclusive. For example, the particular shapes, configurations and characteristics of the exemplary embodiments may be used or implemented in another exemplary embodiment without departing from the inventive concept.

In the following, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless otherwise specified.

Further, spatially relative terms such as "below … …," "below … …," "below … …," "below," "above … …," "above," "… …," "higher," "side" (e.g., as in "side wall"), etc., are used herein to describe one element's relationship to another (other) element as illustrated in the figures. Spatially relative terms are intended to encompass different orientations of the device in use, operation, and/or manufacture in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "below … …" can encompass both an orientation of above and below. Further, the devices may be otherwise positioned (e.g., rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In this application, "downstream" means that one object is located downstream of another object with respect to the flow direction of the water or steam, for example "the steam generator is located downstream of the filter assembly" means that the steam generator is located downstream of the filter assembly with respect to the flow direction of the water or steam.

Fig. 1 illustrates a steam supply apparatus 100 according to the present invention, the steam supply apparatus 100 being capable of moving on a floor and supplying high-temperature steam for cleaning to the outside. The steam providing device 100 includes a main body 1 forming an outer contour, a water tank housing 2 non-detachably provided in the steam providing device 100, a water storage chamber 3 formed inside itself by the water tank housing 2, a filter assembly 4 removably mounted on the water tank housing 2, a water pump 7 located downstream of the filter assembly 4, and a steam generator 8 located downstream of the water pump 7. As shown in fig. 3 to 4, the tank case 2 includes a top 21 exposed to the outside and a bottom 22 inside the main body 1, and the water storage chamber 3 has a top opening 31 passing through the top 21 of the tank case 2 and a bottom opening 32 passing through the bottom 22 of the tank case 2.

Referring to fig. 2, the main body 1 includes a front end portion 11 and a rear end portion 12, the front end portion 11 is provided with a steam outlet 111 and an operation panel 112, and the steam outlet 111 is located downstream of the steam generator 8 and is configured to open outward and be adapted to be connected to a corresponding steam pipe to supply high temperature steam outward. The operation panel 112 is used for controlling the operation of the steam supplying device 100 by a user, and the operation panel 112 includes a switch, a knob, a touch screen, and the like. The bottom of the body 1 is provided with a plurality of rotatable moving wheels 13 and power sockets 14, the moving wheels 13 being used for effecting movement of the steam attack apparatus 100 over the ground, the power sockets 14 projecting outwardly relative to the rear end portion 12 and being configured to be engageable with respective power cords for accessing an external power source. A handle 15 is formed at the top of the main body 1 to allow a user to carry the steam supplying apparatus 100.

Referring to fig. 3-5, the top 21 of the tank housing 2 is provided with an upper positioning strip 211 surrounding the top opening 31, the upper positioning strip 211 being used to define the direction in which the filter assembly 4 extends into the water storage chamber 3. The bottom 22 is provided with an outer protruding step structure 222 and a plurality of lower positioning strips 221 arranged around the outer protruding step structure 222, wherein the lower positioning strips 221 are used for defining the bottom position of the filter assembly 4. The bottom 22 of the tank case 2 and the bottom of the main body 1 define a transition chamber 6 (see fig. 1), and the bottom opening 32 is located inside the inner step structure 221 and is in fluid communication with the transition chamber 6. The water pump 7 is located on the transition chamber 6 and is configured to: the water pump 7 can stop the fluid linkage in the transition chamber 6 when the water pump 7 is stopped, and can pump and convey the water in the water storage chamber 3 to the downstream when the water pump 7 is started. A steam generator 8 is also located within the transition chamber 6 and is configured to convert incoming water to high temperature steam and deliver it downstream.

Referring to fig. 3 and 6, the filter assembly 4 is removably mounted on the water tank housing 2 and configured to be drawn out of the steam supply and supply apparatus 100 through the top opening 31, the filter assembly 4 includes a filter housing 41 with an upper opening and a filter cover 44 capable of covering the upper opening, the filter housing 41 is a double-layered cylindrical structure extending in an up-down direction and includes a first flow chamber 42 and a second flow chamber 43 surrounded by the first flow chamber 42, as shown in fig. 6, a gap (not shown) is left between the filter cover 44 and the filter housing 41 for fluid communication between the first flow chamber 42 and the second flow chamber 43. The first flow chamber 42 is filled with the water filter material 10, the first flow chamber 42 and the second flow chamber 43 are respectively provided with a first opening 421 and a second opening 431 at the lower end of the filter housing 41, wherein the size and shape of the second opening 431 are configured to be matched with the bottom opening 32 of the water storage chamber 3.

The filter housing 41 adjacent the bottom of the second flow-through chamber 43 is provided with a female stepped formation 432, the female stepped formation 432 being configured to engage with the male stepped formation 222 of the tank bottom 22. As shown in fig. 5, the sealing ring 4 is arranged on the outer stepped structure 222 and has an upper sealing surface 52 with a bead 51. In other embodiments, the sealing ring may be disposed on the recessed step structure.

The tank cover 9 is disposed on an upper side of the top opening 31 and exposed to the outside to cover the top opening 31. The tank lid 9 has a closed position and an open position, and the steam supply device is configured to: when the tank lid 9 is in the closed position, the filter assembly 4 can be pressed downward to retain the filter assembly 4 in the reservoir 3 and keep the bottom opening 32 and the second opening 432 in sealing engagement by the gasket 5, the reservoir 3, the first opening 421, the first flow chamber 42, the second flow chamber 43, the second opening 431 and the bottom opening 32 are sequentially in fluid communication, at this time, the male stepped structure 222 is inserted into the female stepped structure 432, and the rib 51 on the gasket 5 is prevented from being deformed by the portion of the female stepped structure 432; when the tank lid 9 is in the open position, the tank lid 9 is disengaged from the top 21 of the tank housing and the filter assembly can be moved outwardly through the top opening 31, the top opening 31 being exposed to facilitate filling of the reservoir 3.

The operation of the steam supply device will be explained below with the tank lid 9 in the closed position: the water pump 7 is started, and the water in the water storage chamber reaches the first flow chamber 42 through the first opening 421 and is filtered to remove the carried impurities in the first flow chamber 42. Thereafter, the water passes through the second flow chamber 43, the second opening 431 to the transition chamber 6, and is delivered to the steam generator 8 by the water pump 7. Finally, the water at the steam generator 8 is converted into steam and is output to the outside through the steam outlet 111.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the foregoing description only for the purpose of illustrating the principles of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims, specification, and equivalents thereof.

Claims (8)

1. A steam supplying device, characterized in that said steam supplying device (100) comprises:

a tank housing (2), said tank housing (2) having a top (21) and a bottom (22);

a water storage chamber (3) located within the tank housing (2), the water storage chamber (3) having a top opening (31) through the top (21) of the tank housing (2) and a bottom opening (32) through the bottom (22) of the tank housing (2);

a tank lid (9) removably mounted to the tank housing (2) and capable of covering a top opening (31) of the reservoir (3), the tank lid (9) having a closed position and an open position, the reservoir (3) being covered when the tank lid (9) is in the closed position and capable of filling water inwardly through the top opening (31) when the tank lid (9) is in the open position;

a filter assembly (4) removably mounted in the water storage compartment (3), the filter assembly (4) including an open-topped filter housing (41) and a filter cover (44) for covering the open-topped filter, a first flow chamber (42) and a second flow chamber (43) being formed in the filter housing (41), the first flow chamber (42) being filled with water filter material (10), the first flow chamber (42) and the second flow chamber (43) having a first opening (421) and a second opening (431) respectively passing through a lower portion of the filter housing (41), the second opening (431) being sized and shaped to fit the bottom opening (32);

a sealing ring (5) arranged at said bottom opening (32) or said second opening (431); and

a steam generator (8) located downstream of the filter assembly (4) and capable of converting water originating from the water storage chamber (3) into steam;

wherein, in the closed position, the tank lid (9) is urged downwardly against the filter lid (44) to retain the filter assembly (4) in the reservoir (3) and to maintain the bottom opening (32) in sealing engagement with the second opening (431) via the gasket (5), the reservoir (3), the first opening (421), the first flow chamber (42), the second flow chamber (43), the second opening (431) and the bottom opening (32) being in fluid communication in sequence; in the open position, the tank lid (9) is disengaged from the top (21) of the tank housing (2) and the filter assembly (4) can be moved outwardly through the top opening (31).

2. A steam supplying device according to claim 1, wherein the bottom (22) of the water tank housing (2) is provided with a male step structure (222) at the bottom opening (32), and the filter housing (41) is provided with a female step structure (432) at the second opening (431); in the closed position, the male step structure (222) is inserted into the female step structure (432), and the seal ring (5) is clamped between the male step structure (222) and the female step structure (432).

3. A steam supply device according to claim 2, wherein the sealing ring (5) comprises an upper sealing surface (52) with ribs (51); in the closed position, the rib (51) is pressed and deformed by a part of the wall surface of the concave step structure (432).

4. A steam supplying device according to claim 1, characterized in that said first flow chamber (42) is enclosed outside said second flow chamber (43).

5. The steam supplying apparatus according to claim 1, further comprising: a transition chamber (6) located directly below the tank housing (2) and communicating with the bottom opening (32), the transition chamber (6) being configured for temporarily storing water filtered through the filter assembly (4).

6. Steam supply device according to claim 1, characterised in that the filter housing (41) is of double-cylinder construction.

7. Steam supply device according to claim 1, characterized in that in the closed position the tank lid (9) is exposed.

8. The steam supplying device as claimed in claim 1, wherein said water tank case (2) is non-detachably provided in said steam supplying device (100).

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