Bath brush

By using thermoplastic rubber seals to snap the brush head together with the base, the problems of brush head detachment and poor hygiene are solved, resulting in a longer service life and higher hygiene.

CN224220028UActive Publication Date: 2026-05-12江苏老树宠物用品有限公司
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
江苏老树宠物用品有限公司
Filing Date
2025-05-27
Publication Date
2026-05-12

AI Technical Summary

Technical Problem

Existing bath brushes suffer from short lifespan and poor hygiene due to water entering the grooves during use, posing health risks.

Method used

The brush plate is connected to the base by a sealing snap-fit ​​method. The sealing element is made of thermoplastic rubber and is wrapped around the outside of the brush plate by two-color injection molding. It fits against the upper edge of the groove to form a flange to enhance the sealing effect.

Benefits of technology

It improves the connection between the brush plate and the base, prevents water and dirt from entering, extends service life, enhances hygiene, and eliminates health hazards.

✦ Generated by Eureka AI based on patent content.

Smart Images

  • Figure CN224220028U_ABST
    Figure CN224220028U_ABST
Patent Text Reader

Abstract

The utility model discloses a bath brush. The bath brush comprises a base, a groove is formed in the base, a brush plate is arranged in the groove, a sealing piece is arranged between the brush plate and the side wall of the groove, and the brush plate is clamped in the groove through the sealing piece. The bath brush solves the problems that in the prior art, water enters the groove along the gap, so that the brush head is degummed, the service life of the bath brush is shortened, meanwhile, the water entering the groove is not prone to air drying, the bath brush is prone to mildewing and poor in hygiene degree, and the hidden danger harming the body health of a user exists.
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Description

Technical Field

[0001] This utility model relates to the field of daily chemical products technology, and in particular to a bath brush. Background Technology

[0002] Existing bath brushes consist of a base with a long handle and a brush head. The base has a groove for attaching the brush head, which is then glued into the groove. For ease of assembly, a gap exists between the outer contour of the brush head and the inner wall of the groove. However, during use, moisture can seep into the groove through this gap, causing the brush head to detach from the glue and reducing the lifespan of the bath brush. Furthermore, the moisture that enters the groove is difficult to dry, making the bath brush prone to mold growth, resulting in poor hygiene and potential health risks to the user. Utility Model Content

[0003] In view of the shortcomings of the existing technology, the purpose of this utility model is to provide a bath brush that is firmly and reliably assembled, has a long service life, and can improve hygiene and eliminate potential health hazards to users.

[0004] To achieve the above objectives, the technical solution adopted by this utility model bath brush is as follows:

[0005] A bath brush includes a base with a groove, a brush plate disposed in the groove, and a sealing element between the brush plate and the side wall of the groove, wherein the brush plate is engaged in the groove by the sealing element.

[0006] Preferably, the seal is a semi-enclosed structure with one end open, and the seal is wrapped around the outside of the brush plate.

[0007] Preferably, the open end of the seal is provided with a flange that fits against the upper edge of the groove, and the top surface of the flange is flush with the top surface of the brush plate.

[0008] Preferably, the seal is made of thermoplastic rubber, natural rubber, or silicone.

[0009] Preferably, it also includes a bristle bundle disposed on the top surface of the brush plate.

[0010] Preferably, the brush plate is square, round, elliptical, or oblong.

[0011] Preferably, a handle is provided on one side of the base.

[0012] Preferably, the end of the handle away from the base has a through hole.

[0013] Compared with the prior art, this utility model has the following advantages:

[0014] The brush plate is snapped into the groove by a seal. The seal is squeezed and deformed, filling the gap between the brush plate and the side wall of the groove. At this time, the seal not only provides greater friction between the brush plate and the side wall of the groove, ensuring a firm and reliable connection between the brush plate and the base, but also plays a sealing role, preventing water and dirt from entering, improving hygiene, and eliminating potential hazards to the user's health. Attached Figure Description

[0015] Figure 1 This is a schematic diagram of the structure of the bath brush in Example 1.

[0016] Figure 2 This is an exploded view of the structure of the bath brush in Example 1.

[0017] Figure 3 This is a schematic diagram of the structure of the bath brush in Example 2.

[0018] The components include: 1. base, 11. handle, 12. through hole, 13. groove, 2. brush plate, 3. bristle bundle, 4. seal, and 41. flange. Detailed Implementation

[0019] The present invention will be further illustrated below with reference to the accompanying drawings and specific embodiments. It should be understood that these embodiments are for illustrative purposes only and are not intended to limit the scope of the present invention. After reading the present invention, any modifications of the present invention in various equivalent forms by those skilled in the art will fall within the scope defined by the appended claims.

[0020] Example 1, as Figure 1-2 As shown, a bath brush includes a base 1, a handle 11 on one side of the base, and the handle and base are integrally formed from wood. The handle can increase the washing area and improve operability. A through hole 12 is opened at the end of the handle away from the base for easy hanging. A groove 13 is opened in the base, and a brush plate 2 is installed in the groove. The brush plate is an oval-shaped hard plastic. Several evenly distributed bristle bundles 3 are embedded in the top surface of the brush plate. A sealing element 4 is arranged between the brush plate and the side wall of the groove. The brush plate is snapped into the groove by the sealing element. The sealing element is thermoplastic rubber (TPR) and has a semi-enclosed structure with one end open. The sealing element is wrapped around the outside of the brush plate by a two-color injection molding process. The open end of the sealing element is integrally formed with a flange 41 that fits with the upper edge of the groove. The top surface of the flange is flush with the top surface of the brush plate. The flange serves as a pressing reference between the brush plate and the groove, that is, the pressing stops after the flange fits with the upper edge of the groove. It can also completely cover the upper edge of the groove to improve aesthetics.

[0021] Example 2, as Figure 3 As shown, the difference from Embodiment 1 is that the brush plate is a square rigid plastic.

[0022] The specific working process and principle of this utility model are as follows: A brush plate wrapped with thermoplastic rubber on the outside is pressed into a groove. Glue can be pre-filled into the groove to further improve the firmness of the brush plate installation. The thermoplastic rubber deforms during the pressing process, filling the gap between the brush plate and the side wall of the groove, increasing the friction between the brush plate and the side wall of the groove, ensuring that the brush plate is firmly and reliably connected to the base. At the same time, the thermoplastic rubber can prevent water and dirt from entering, improving hygiene and eliminating potential hazards to the user's health.

Claims

1. A bath brush, comprising a base, wherein a groove is formed in the base and a brush plate is disposed in the groove, characterized in that: A sealing element is provided between the brush plate and the side wall of the groove. The brush plate is snapped into the groove by the sealing element. The sealing element is a semi-enclosed structure with one end open, and the sealing element wraps around the outside of the brush plate.

2. The bath brush according to claim 1, characterized in that: The open end of the seal is provided with a flange that fits against the upper edge of the groove, and the top surface of the flange is flush with the top surface of the brush plate.

3. The bath brush according to claim 2, characterized in that: The seal is made of thermoplastic rubber, natural rubber, or silicone.

4. The bath brush according to claim 1, characterized in that: It also includes bristle bundles set on the top surface of the brush plate.

5. The bath brush according to claim 4, characterized in that: The brush plate can be square, round, oval, or oblong.

6. The bath brush according to claim 1, characterized in that: A handle is provided on one side of the base.

7. The bath brush according to claim 6, characterized in that: The handle has a through hole at the end away from the base.