External filter of intelligent closestool

Abstract

The utility model discloses an intelligent closestool external filter which comprises a filter shell and a filter cotton assembly arranged in the filter shell, a water outlet pipe communicated with a water outlet channel is arranged on the filter shell, the water outlet pipe is transversely arranged, and a water outlet of the water outlet pipe directly faces an area to be flushed; a connector assembly communicated with the water inlet channel is arranged on the filter shell, and the connector assembly can be connected to the filter shell in a relatively rotating mode. By adopting the structure, the filter shell is provided with the water outlet pipe which is communicated with the water outlet channel and is transversely arranged, so that the space proportion of the external filter of the intelligent closestool is reduced, and the space is saved. Meanwhile, the filter shell is provided with the connector assembly which is communicated with the water inlet channel and can be connected to the filter shell in a relatively rotating mode, and therefore when the external filter of the intelligent closestool is installed and maintained and the angle of a part connected with the water inlet pipe is adjusted, the part connected with the water inlet pipe cannot rotate along with the filter.

Description

Technical Field

[0001] The utility model relates to an intelligent toilet external filter, in particular to an intelligent toilet external filter with compact structure, small volume ratio and easy installation and adjustment. Background Art

[0002] The external filter of the smart toilet is a vertically arranged structure, which includes an outlet pipe, a filter assembly, a water inlet pipe, etc. from top to bottom. However, this upper and lower distributed structure has the problem of a large upper and lower space occupation. In addition, when installing and repairing the external filter of the smart toilet, when adjusting the angle of the components connected to the water inlet pipe, the water inlet pipe needs to be rotated together with the components connected to the water inlet pipe, which is relatively inconvenient. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide an intelligent toilet external filter, which has the characteristics of compact structure, small volume ratio and easy installation and adjustment.

[0004] In order to solve the above technical problems, the technical solution of the utility model is: an external filter for a smart toilet, and its innovation lies in: the external filter for the smart toilet includes a filter housing, a filter cotton assembly arranged in the filter housing, the filter housing is provided with a water inlet channel located below the filter housing and a water outlet channel located above the filter housing, the filter housing is provided with a water outlet pipe connected to the water outlet channel, the water outlet pipe is arranged horizontally, and the water outlet of the water outlet pipe is facing the area to be flushed; the filter housing is provided with a joint assembly connected to the water inlet channel, and the joint assembly can be relatively rotatably connected to the filter housing.

[0005] Preferably, a connecting portion connected to the water outlet pipe is provided at the water outlet channel position on the filter housing, and the connecting portion is provided with an external thread that is screwed together with the water outlet pipe.

[0006] Preferably, the connecting portion and the filter housing are integrally injection molded.

[0007] Preferably, the water outlet pipe comprises a water outlet pipe connector and a water outlet pipe body with a central axis arranged horizontally, the water outlet pipe connector is threadedly connected to the connecting portion, and the outlet of the water outlet pipe body is facing the area to be flushed.

[0008] Preferably, the water outlet pipe body is one of a metal pipe, a hose, and an injection molded pipe.

[0009] Preferably, the water outlet pipe body is a deformable structure, and the deformable structure is one of a telescopic pipe and a bending pipe.

[0010] Preferably, the joint assembly includes an upper joint connected to the filter housing and a lower joint connected to the upper joint. After the lower joint is assembled with the upper joint, a gap is left between the lower joint and the filter housing. When adjusting the assembly angle of the lower joint relative to the upper joint, the lower joint moves upward to adjust the preset rotation angle of the lower joint, and then the lower joint falls back due to its own weight.

[0011] Preferably, the upper joint is Ω-shaped, comprising an upper assembly portion in the shape of a cylindrical sleeve and with a lower opening, a flange arranged on the upper assembly portion at the lower opening and extending radially outward, the upper assembly portion is provided with a water inlet mesh hole that passes through from top to bottom, the water inlet mesh hole is connected to the water inlet channel, and the upper assembly portion is interference-fitted or transition-fitted on the filter housing;

[0012] The lower joint is a nut structure, and a stepped hole is provided on the nut structure, the central axis of which is vertically arranged and passes through from top to bottom. The stepped hole includes, from top to bottom, a small stepped hole for the upper assembly part to pass through, and a large stepped hole for the flange to be inserted. The diameter of the small stepped hole is equal to the diameter of the upper assembly part, and the diameter of the large stepped hole is equal to the diameter of the flange. The large stepped hole is provided with an internal thread for screwing on an external component thread.

[0013] Preferably, the contact surface between the stepped hole and the upper assembly portion is a smooth plane.

[0014] Preferably, the surface where the stepped hole contacts the upper assembly part is a curved surface, and the surface where the stepped hole contacts the upper assembly part is provided with discontinuously or continuously distributed convex or concave surfaces around the circumference, and the surface where the flange contacts the stepped hole is provided with discontinuously or continuously distributed concave or convex surfaces around the flange.

[0015] The advantage of the utility model is that by adopting the above structure, a water outlet pipe connected to the water outlet channel and arranged horizontally is provided on the filter housing, thereby reducing the space occupied by the external filter of the smart toilet and saving space. At the same time, a joint assembly connected to the water inlet channel and relatively rotatably connected to the filter housing is provided on the filter housing, so that when the angle of the component connected to the water inlet pipe is adjusted during the installation and maintenance of the external filter of the smart toilet, the component connected to the water inlet pipe will not rotate together. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0017] Figure 1 It is a stereoscopic diagram of an external filter of an intelligent toilet of the utility model.

[0018] Figure 2 It is a three-dimensional exploded diagram of an external filter of an intelligent toilet of the utility model.

[0019] Figure 3 The utility model is a structural schematic diagram of an external filter of an intelligent toilet.

[0020] Figure 4 The utility model is a structural schematic diagram of a joint component in an external filter of an intelligent toilet.

[0021] In the figure: 1-filter housing, 11-connecting part, 2-filter cotton assembly, 3-water inlet channel, 4-water outlet channel, 5-water outlet pipe, 51-water outlet pipe connector, 52-water outlet pipe body, 6-joint assembly, 61-upper joint, 611-upper assembly part, 612-flange, 613-water inlet mesh, 614-contact surface of flange and stepped hole, 62-lower joint, 621-step hole, 622-contact surface of stepped hole and upper assembly part. DETAILED DESCRIPTION

[0022] The utility model of the intelligent toilet external filter comprises a filter housing 1, a filter cotton assembly 2 arranged in the filter housing 1, a water inlet channel 3 located below the filter housing 1 and a water outlet channel 4 located above the filter housing 1 are arranged on the filter housing 1, a water outlet pipe 5 connected to the water outlet channel 4 is arranged on the filter housing 1, the water outlet pipe 5 is arranged horizontally, and the water outlet of the water outlet pipe 5 is facing the area to be flushed; the filter housing 1 is provided with a joint assembly 6 connected to the water inlet channel 3, and the joint assembly 6 can be relatively rotatably connected to the filter housing 1. By adopting the above structure, the filter housing 1 is provided with a water outlet pipe 5 connected to the water outlet channel 4 and arranged horizontally, thereby reducing the space occupied by the intelligent toilet external filter and saving space. At the same time, the filter housing is provided with a joint assembly 6 connected to the water inlet channel 3 and relatively rotatably connected to the filter housing 1, so that when the intelligent toilet external filter is installed and maintained, when the angle of the component connected to the water inlet pipe is adjusted, the component connected to the water inlet pipe will not rotate together.

[0023] A connection portion 11 connected to the water outlet pipe 5 is provided at the water outlet channel 4 on the filter housing 1, and an external thread that is screwed to the water outlet pipe 5 is provided on the connection portion 11. The connection portion 11 is integrally injection molded with the filter housing 1. The water outlet pipe 5 includes a water outlet pipe connector 51 and a water outlet pipe body 52 that are horizontally arranged with a central axis. The water outlet pipe connector 51 is threadedly connected to the connection portion 11, and the outlet of the water outlet pipe body 52 is facing the area to be flushed. The water outlet pipe body 52 is one of a metal pipe, a hose, and an injection molded pipe. The water outlet pipe body 52 is a deformable structure, and the deformable structure is one of a telescopic pipe and a bending pipe.

[0024] The joint assembly 6 of the utility model includes an upper joint 61 connected to the filter housing 1 and a lower joint 62 connected to the upper joint 61. After the lower joint 62 is assembled with the upper joint 61, a gap is left between the lower joint 62 and the filter housing 1. When adjusting the assembly angle of the lower joint 62 relative to the upper joint 61, the lower joint 62 moves upward to adjust the lower joint 62 to rotate to a preset angle, and then the lower joint 62 falls back due to its own weight.

[0025] Specifically: the upper joint 61 is Ω-shaped, including an upper assembly portion 611 that is cylindrical sleeve-shaped and has an opening at the bottom, and a flange 612 that is arranged on the upper assembly portion 611 at the position of the lower opening and extends radially outward. The upper assembly portion 611 is provided with a water inlet mesh 613 that passes through from top to bottom, and the water inlet mesh 613 is connected to the water inlet channel 3. The upper assembly portion 611 is interference fit or transition fit on the filter housing 1.

[0026] The lower joint 62 is a nut structure, on which a stepped hole 621 is vertically arranged with a central axis and passes through from top to bottom. The stepped hole 621 includes, from top to bottom, a small stepped hole for the upper assembly part 611 to pass through, and a large stepped hole for the flange 612 to be inserted. The diameter of the small stepped hole is equal to the diameter of the upper assembly part 611, and the diameter of the large stepped hole is equal to the diameter of the flange 612. The large stepped hole is provided with an internal thread for screwing onto the external component thread.

[0027] In the present invention, the surface 622 where the stepped hole contacts the upper assembly portion is a smooth plane or a curved surface. When the surface 622 where the stepped hole contacts the upper assembly portion is a curved surface, such as Figure 4 As shown, the surface 622 where the stepped hole contacts the upper assembly portion is provided with discontinuous or continuous convex or concave surfaces around the circumference, and the surface 614 where the flange contacts the stepped hole 621 is provided with discontinuous or continuous concave or convex surfaces around the flange 612 around the circumference.

[0028] The above embodiments only express several implementation methods of the present invention, and the descriptions thereof are relatively specific and detailed, but they cannot be understood as limiting the scope of the invention patent. It should be pointed out that, for those of ordinary skill in the art, several variations and improvements can be made without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the protection scope of the patent of the present invention shall be subject to the attached claims.

Claims

1. An external filter for an intelligent toilet, characterized in that: The external filter of the smart toilet includes a filter housing and a filter cotton assembly arranged in the filter housing. The filter housing is provided with a water inlet channel located below the filter housing and a water outlet channel located above the filter housing. The filter housing is provided with a water outlet pipe connected to the water outlet channel. The water outlet pipe is arranged horizontally, and the water outlet of the water outlet pipe is facing the area to be flushed; the filter housing is provided with a joint assembly connected to the water inlet channel, and the joint assembly can be relatively rotatably connected to the filter housing.

2. The smart toilet external filter according to claim 1, characterized in that: A connecting portion connected to the water outlet pipe is arranged at the water outlet channel position on the filter housing, and an external thread screwed to the water outlet pipe is arranged on the connecting portion.

3. The external filter of a smart toilet as claimed in claim 2, characterized in that: The connecting portion and the filter housing are integrally injection-molded.

4. The smart toilet external filter according to claim 2, characterized in that: The water outlet pipe comprises a water outlet pipe connector and a water outlet pipe body with a central axis horizontally arranged, the water outlet pipe connector is threadedly connected to the connecting portion, and the outlet of the water outlet pipe body is facing the area to be flushed.

5. The smart toilet external filter according to claim 4, characterized in that: The water outlet pipe body is one of a metal pipe, a hose and an injection-molded pipe.

6. The smart toilet external filter according to claim 4, characterized in that: The water outlet pipe body is a deformable structure, and the deformable structure is one of a telescopic pipe and a bending pipe.

7. The smart toilet external filter according to claim 1, characterized in that: The joint assembly includes an upper joint connected to the filter housing and a lower joint connected to the upper joint. After the lower joint is assembled with the upper joint, a gap is left between the lower joint and the filter housing. When adjusting the assembly angle of the lower joint relative to the upper joint, the lower joint moves upward to adjust the preset rotation angle of the lower joint, and then falls back due to its own weight.

8. The smart toilet external filter according to claim 7, characterized in that: The upper joint is in an Ω shape, including an upper assembly part in the shape of a cylindrical sleeve with a lower opening, and a flange arranged on the upper assembly part at the lower opening and extending radially outward, the upper assembly part is provided with a water inlet mesh hole that passes through from top to bottom, the water inlet mesh hole is connected to the water inlet channel, and the upper assembly part is interference-fitted or transition-fitted on the filter housing; The lower joint is a nut structure, and a stepped hole is provided on the nut structure, the central axis of which is vertically arranged and passes through from top to bottom. The stepped hole includes, from top to bottom, a small stepped hole for the upper assembly part to pass through, and a large stepped hole for the flange to be inserted. The diameter of the small stepped hole is equal to the diameter of the upper assembly part, and the diameter of the large stepped hole is equal to the diameter of the flange. The large stepped hole is provided with an internal thread for screwing on an external component thread.

9. The smart toilet external filter according to claim 8, characterized in that: The contact surface between the stepped hole and the upper assembly portion is a smooth plane.

10. The smart toilet external filter according to claim 8, characterized in that: The surface where the stepped hole contacts the upper assembly part is a curved surface, and the surface where the stepped hole contacts the upper assembly part is provided with discontinuously or continuously distributed convex or concave surfaces around the circumference, and the surface where the flange contacts the stepped hole is provided with discontinuously or continuously distributed concave or convex surfaces around the flange around the circumference.

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