Steam cleaning machine with improved waterproof performance

Abstract

The utility model discloses a steam cleaning machine with improved waterproof performance, which comprises a shell (1), a first shell (11) and a second shell (12), the boiler (2) is contained in the inner cavity (10) of the shell (1), and the top of the boiler (2) is provided with a water inlet pipe part (21) which penetrates through a receding opening (101) in the top of the shell (1) and is exposed out of the top wall of the shell (1); the water heater is characterized by further comprising a waterproof sleeve (5), the waterproof sleeve (5) comprises a sleeve part (51), and the sleeve part (51) is located between the inner peripheral wall of the receding opening (101) and the outer peripheral wall of the water inlet pipe part (21); and the shielding part (52) is formed by outwards bending and extending from the periphery of the top of the sleeve part (51) and covers a connecting gap, between the first shell (11) and the second shell (12), of the top of the shell (1). Compared with the prior art, the steam cleaning machine can prevent water from permeating into the shell.

Description

Technical Field

[0001] The utility model relates to the technical field of cleaning equipment, in particular to a steam cleaning machine with improved waterproof performance. Background Art

[0002] Steam cleaning machine is a kind of cleaning equipment. The working principle of steam cleaning machine is to generate steam through the high temperature of the boiler, accelerate the movement speed of the molecules on the dirt surface through steam, and destroy the binding force between them to achieve the purpose of eliminating various stubborn stains. It is an environmentally friendly cleaning equipment that does not require any detergent.

[0003] The Chinese patent "Steam Cleaner" with patent application number CN201921750536.X discloses a steam cleaning machine, including a first button, a first host shell and a second host shell, the first host shell and the second host shell are rotatably connected to the rotating shaft arranged on the upper part of the front end of the button bracket, the button bracket is fixedly connected to the first button, the first host shell and the second host shell are clamped with the boiler positioning ring, the boiler positioning ring is engaged with the locking piece, the locking piece is clamped with the boiler copper sleeve, the boiler copper sleeve is fixedly connected to the boiler upper cover, and the boiler copper sleeve is screwed with the connecting thread arranged on the safety valve copper piece.

[0004] In the above scheme, when the safety valve is removed to add water into the boiler, on the one hand, water can easily enter the inner cavity through the connection gap at the top of the outer shell, and on the other hand, water can easily flow to the button (or switch) position, which can easily cause a short circuit or aging of the body. Utility Model Content

[0005] The first technical problem to be solved by the utility model is to provide a steam cleaning machine with improved waterproof performance capable of preventing water from penetrating into the shell in view of the current status of the prior art.

[0006] The second technical problem to be solved by the utility model is to provide a steam cleaning machine with improved waterproof performance capable of preventing water from contacting the switch.

[0007] The utility model solves the above-mentioned first technical problem by adopting the technical solution: a steam cleaning machine with improved waterproof performance, comprising:

[0008] The housing comprises a first shell and a second shell connected to each other in a left and right manner, the top walls of the first shell and the second shell respectively have a first notch and a second notch, an inner cavity is formed between the first shell and the second shell, and the first notch and the second notch together form a clearance opening that is in communication with the inner cavity; and

[0009] A boiler is accommodated in the inner cavity and has a water inlet pipe portion at the top thereof passing through the make way opening and exposed to the top wall of the shell;

[0010] It is characterized in that it also includes a waterproof cover, which includes

[0011] a sleeve portion, located between the inner peripheral wall of the clearance port and the outer peripheral wall of the water inlet pipe portion; and

[0012] The shielding portion is formed by bending and extending outward from the periphery of the top of the sleeve portion, and covers the connection gap between the first shell and the second shell at the top of the shell.

[0013] In order to increase the shielding range, the shielding portion is ring-shaped.

[0014] In order to further solve the second technical problem mentioned above, a switch is installed on the rear side of the housing, and the edge of the shielding portion close to the switch is bent and extended upward to form a water retaining edge.

[0015] In order to avoid water accumulation, a guide groove is provided between the water retaining edge and the shielding portion, which is used to guide the water flow on one side of the middle portion of the water retaining edge to one side of the end portion of the water retaining edge.

[0016] In order to facilitate the guidance of water flow, the height of the bottom surface inside the guide groove gradually decreases from the middle to the end of the water retaining edge.

[0017] In order to improve the aesthetics, the height of the top edge of the water retaining edge gradually decreases from the middle to the end of the water retaining edge.

[0018] In order to prevent the waterproof sleeve from separating from the shell, the waterproof sleeve is flexible and further comprises a limiting portion, which is formed by bending and extending outward from the peripheral edge of the bottom of the sleeve portion and is limited below the edge of the clearance opening.

[0019] In order to improve the limiting stability, the limiting portion is annular.

[0020] In order to improve safety, a safety valve is installed at the port of the water inlet pipe.

[0021] Compared with the prior art, the advantages of the utility model are:

[0022] (1) Preventing water from penetrating into the housing by covering the connecting gap between the first housing and the second housing at the top of the housing with the shielding portion of the waterproof cover;

[0023] (2) By providing a water retaining edge at the edge of the shielding portion close to the switch, water can be prevented from flowing backwards and contacting the switch. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 A three-dimensional structural schematic diagram of an embodiment of a steam cleaning machine with improved waterproof performance of the utility model;

[0025] Figure 2 for Figure 1 A longitudinal cross-sectional view of

[0026] Figure 3 for Figure 2 A magnified view of the middle waterproof cover;

[0027] Figure 4 for Figure 1 Schematic diagram of the three-dimensional structure of the middle waterproof cover;

[0028] Figure 5 for Figure 4 A schematic diagram of the three-dimensional structure in another direction;

[0029] Figure 6 for Figure 1 Schematic diagram of the partial three-dimensional structure after the safety valve and waterproof cover are omitted. DETAILED DESCRIPTION

[0030] The present invention will be described in further detail below in conjunction with the accompanying drawings.

[0031] In the specification and claims of the present invention, terms indicating directions, such as "front", "rear", "up", "down", "left", "right", "side", "top", "bottom", etc., are used to describe various exemplary structural parts and elements of the present invention, but these terms are used here only for the purpose of convenience of description and are determined based on the exemplary orientations shown in the accompanying drawings. Since the embodiments disclosed in the present invention can be arranged in different directions, these terms indicating directions are only used as explanations and should not be regarded as limitations. For example, "up" and "down" are not necessarily limited to directions opposite to or consistent with the direction of gravity.

[0032] like Figures 1 to 6 FIG. 1 is a preferred embodiment of a steam cleaning machine with improved waterproof performance of the utility model. The steam cleaning machine comprises a housing 1 , a boiler 2 , a safety valve 3 , a switch 4 and a waterproof cover 5 .

[0033] The housing 1 has an inner cavity 10, and the top wall of the housing 1 has a clearance opening 101 that is intersecting with the inner cavity 10. Specifically, the housing 1 includes a first shell 11 and a second shell 12 that are connected to each other on the left and right sides, and the top walls of the first shell 11 and the second shell 12 respectively have a first notch 111 and a second notch 121, and the inner cavity 10 is surrounded and formed between the first shell 11 and the second shell 12, and the first notch 111 and the second notch 121 together constitute the clearance opening 101.

[0034] The boiler 2 is accommodated in the inner cavity 10 , and the top of the boiler 2 has a water inlet pipe portion 21 passing through the clearance opening 101 and exposed on the top wall of the outer shell 1 .

[0035] The safety valve 3 is installed at the end of the water inlet pipe portion 21 .

[0036] The switch 4 is installed at an upper position on the rear side of the housing 1 .

[0037] The waterproof cover 5 is flexible and made of silicone material. In this embodiment, the waterproof cover 5 includes a sleeve portion 51 , a shielding portion 52 and a limiting portion 53 .

[0038] Specifically, the sleeve portion 51 is sandwiched between the inner peripheral wall of the clearance port 101 and the outer peripheral wall of the water inlet pipe portion 21;

[0039] The shielding portion 52 is annular, and is formed by bending and extending outward from the peripheral edge of the top of the sleeve portion 51. The shielding portion 52 covers the connection gap between the first shell 11 and the second shell 12 at the top of the housing 1; the edge of the shielding portion 52 close to the switch 4 is bent and extended upward to form a water retaining edge 521, and the height of the top edge of the water retaining edge 521 gradually decreases from the middle of the water retaining edge 521 to the end; a guide groove 522 is provided between the water retaining edge 521 and the shielding portion 52, and the height of the inner bottom surface of the guide groove 522 gradually decreases from the middle of the water retaining edge 521 to the end, so as to guide the water flow on one side of the middle of the water retaining edge 521 to one side of the end of the water retaining edge 521;

[0040] The limiting portion 53 is annular and is formed by bending and extending outward from the peripheral edge of the bottom of the sleeve portion 51 . The limiting portion 53 is limited below the edge of the clearance opening 101 .

[0041] The working principle of this embodiment is as follows:

[0042] (1) During installation, it is only necessary to align the limiting portion 53 and the sleeve portion 51 with the clearance hole 101 and insert them until the limiting portion 53 is limited below the edge of the clearance hole 101, and the waterproof cover 5 can be wrapped around the edge of the clearance hole 101 to be fixed;

[0043] (2) When water needs to be added, it is only necessary to remove the safety valve 3 and inject water into the boiler 2 by aligning the water inlet pipe 21. During the water injection process, water will inevitably spill onto the outside of the water inlet pipe 21. In this solution, on the one hand, since the shielding portion 52 covers the connection gap between the first shell 11 and the second shell 12 at the top of the shell 1, water can be prevented from penetrating into the shell 1. On the other hand, due to the setting of the water retaining edge 521, water can be prevented from flowing backward to contact the switch 4. Finally, the water will flow to the left and right sides along the water retaining edge 521 and be discharged.

Claims

1. A steam cleaning machine with improved waterproof performance, comprising The housing (1) comprises a first housing (11) and a second housing (12) which are connected to each other in a matching manner, wherein the top walls of the first housing (11) and the second housing (12) are respectively provided with a first notch (111) and a second notch (121), an inner cavity (10) is formed between the first housing (11) and the second housing (12), and the first notch (111) and the second notch (121) together form a clearance opening (101) which is in communication with the inner cavity (10); and A boiler (2) is accommodated in the inner cavity (10), and has a water inlet pipe portion (21) at the top thereof, which passes through the clearance opening (101) and is exposed on the top wall of the outer shell (1); It is characterized in that It also includes a waterproof cover (5), which includes A sleeve portion (51) is located between the inner peripheral wall of the clearance opening (101) and the outer peripheral wall of the water inlet pipe portion (21); and The shielding portion (52) is formed by bending and extending outward from the periphery of the top of the sleeve portion (51), and covers the connection gap between the first shell (11) and the second shell (12) at the top of the housing (1).

2. The steam cleaning machine according to claim 1, characterized in that: The shielding portion (52) is ring-shaped.

3. The steam cleaning machine according to claim 2, characterized in that: A switch (4) is installed on the rear side of the housing (1), and an edge of the shielding portion (52) close to the switch (4) is bent and extended upward to form a water retaining edge (521).

4. The steam cleaning machine according to claim 3, characterized in that: A guide groove (522) is provided between the water retaining edge (521) and the shielding portion (52), which is used to guide the water flow on one side of the middle portion of the water retaining edge (521) to one side of the end portion of the water retaining edge (521).

5. The steam cleaning machine according to claim 4, characterized in that: The height of the inner bottom surface of the guide groove (522) gradually decreases from the middle portion of the water retaining edge (521) to the end portion.

6. The steam cleaning machine according to claim 3, characterized in that: The height of the top edge of the water retaining edge (521) gradually decreases from the middle portion to the end portion of the water retaining edge (521).

7. The steam cleaning machine according to claim 1, characterized in that: The waterproof sleeve (5) is flexible and further comprises a limiting portion (53), the limiting portion (53) being formed by bending and extending outward from the peripheral edge of the bottom of the sleeve portion (51) and being limited below the edge of the clearance opening (101).

8. The steam cleaning machine according to claim 7, characterized in that: The limiting portion (53) is ring-shaped.

9. The steam cleaning machine according to any one of claims 1 to 8, characterized in that: A safety valve (3) is installed at the end of the water inlet pipe (21).

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