Waterproof brushing tool for split bolt hole

By designing a waterproof coating tool with a support frame and scraping mechanism, the problem of uneven coating on bolt holes was solved, achieving uniform coating and cost savings.

CN224032097UActive Publication Date: 2026-03-24CHINA HUAYE GROUP
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-07
Publication Date
2026-03-24

AI Technical Summary

Technical Problem

In existing technologies, the waterproof coating on bolt holes is not applied evenly, which affects the waterproofing effect.

Method used

A waterproof coating tool including a support frame and a scraping mechanism was designed. The scraping mechanism achieves uniform coating and removal of excess coating through a telescopic sleeve, telescopic rod, scraper connection structure and brush roller.

Benefits of technology

It achieves uniform coating, saves costs, prevents paint waste, and makes operation more convenient.

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Abstract

The utility model relates to the technical field of waterproof brushing tools, in particular to a waterproof brushing tool for split bolt holes. According to the technical scheme, the material scraping device comprises a supporting frame and a material scraping mechanism fixed to one side of the supporting frame, the material scraping mechanism comprises a telescopic sleeve rod rotationally connected to the inner wall of the supporting frame, one side of the telescopic sleeve rod is slidably connected with a telescopic rod, the outer wall of the telescopic rod is provided with a scraping plate connecting structure, and one side of the supporting frame is provided with a main body mechanism; the scraper connecting structure comprises an inner ring arranged on the outer wall of the telescopic rod in a sleeving mode, a plurality of limiting blocks are fixedly connected to the inner wall of the inner ring, and the multiple limiting blocks are slidably connected into sliding grooves formed in the outer wall of the telescopic rod. The waterproof brushing tool for the hole of the split bolt has the advantages that redundant paint on the brushing roller can be effectively scraped, waste of the waterproof paint is avoided, cost is saved, and the waterproof brushing tool is more convenient for workers to operate.
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Description

Technical Field

[0001] This utility model relates to the technical field of waterproof coating tools, and in particular to a waterproof coating tool for tie bolt holes. Background Technology

[0002] When constructing building walls, concrete shear walls are generally completed using formwork and pouring. Before pouring, the formwork needs to be fixed with through-wall bolts. After the shear wall is poured, bolt holes will be left. After construction, the bolt holes need to be sealed and waterproof coating applied. Existing methods for applying waterproof coating to bolt holes involve using a brush to apply the coating to the bolt hole area to achieve the purpose of waterproofing the bolt holes on the exterior wall. However, the coating is not uniform in the internal areas of bolt holes due to their different sizes, which affects the waterproofing effect. Therefore, this application proposes a waterproof coating tool for tie bolt holes. Utility Model Content

[0003] The purpose of this invention is to address the problem of uneven application of waterproof coating in the internal location of bolt holes in the prior art, and to propose a waterproof coating tool for tie bolt holes.

[0004] The technical solution of this utility model: a waterproof coating tool for tie bolt holes, including a support frame and a scraping mechanism fixed to one side of the support frame. The scraping mechanism includes a telescopic sleeve rod rotatably connected to the inner wall of the support frame. A telescopic rod is slidably connected to one side of the telescopic sleeve rod, and a scraper connecting structure is provided on the outer wall of the telescopic rod.

[0005] The main structure is provided on one side of the support frame.

[0006] Optionally, the scraper connection structure includes an inner ring sleeved on the outer wall of the telescopic rod, and a plurality of limiting blocks are fixedly connected to the inner wall of the inner ring. The plurality of limiting blocks are slidably connected in a groove opened on the outer wall of the telescopic rod.

[0007] Optionally, a plurality of connecting blocks are fixedly connected to the upper end of the outer wall of the inner ring, a rotating block is rotatably connected to the inner wall of the plurality of connecting blocks, a pressing plate is fixedly connected to the end of the plurality of rotating blocks away from the connecting blocks, a telescopic plate is slidably connected to the inner wall of the plurality of pressing plates, a limit rod is fixedly connected to one side of the outer wall of the plurality of telescopic plates, and the plurality of limit rods are slidably connected to the inner wall of the pressing plate.

[0008] Optionally, a plurality of limiting terminals are fixedly connected to the bottom of the outer wall of the inner ring, and a limiting spring is fixedly connected to the inner wall of each of the plurality of limiting terminals. The end of each of the plurality of limiting springs away from the limiting terminal is fixedly connected to the pressure plate.

[0009] Optionally, an outer wall of the telescopic rod is fixedly connected with a brush roller away from the squeegee connecting structure, and the brush roller is located at one side of the sliding groove.

[0010] Optionally, the main body mechanism comprises a paint box fixedly connected to one side of the support frame, an outer wall of a telescopic sleeve rod is drivingly connected with a transmission structure.

[0011] Optionally, an end of the transmission structure away from the telescopic sleeve rod is fixedly connected with a rotating rod, and the other end of the rotating rod is fixedly connected with a rotating disc.

[0012] Compared with the prior art, the present application has at least one of the following beneficial technical effects: the waterproof coating tool for bolt holes can effectively remove the excess paint on the brush roller through the squeegee mechanism and the squeegee connecting structure, avoid waste of waterproof paint, save cost, and be more convenient for the operator to operate, and the main body mechanism makes the device more stable when fixed on the working surface, preventing paint waste. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 is a perspective view of the waterproof coating tool for bolt holes;

[0014] Figure 2 is a perspective view of the waterproof coating tool for bolt holes;

[0015] Figure 3 is a perspective view of the waterproof coating tool for bolt holes;

[0016] Figure 4 is a perspective view of the waterproof coating tool for bolt holes.

[0017] Reference signs: 1, support frame; 2, paint box; 3, limit ring; 4, transmission structure; 5, rotating rod; 6, rotating disc; 7, telescopic rod; 8, sliding groove; 9, brush roller; 10, pressing plate; 11, telescopic plate; 12, limit rod; 13, rotating block; 14, connecting block; 15, inner ring; 16, limit block; 17, limit spring; 18, limit terminal; 19, telescopic sleeve rod. DETAILED DESCRIPTION

[0018] The technical solutions of the present application will be described in detail below with reference to the drawings, obviously, the described embodiments are part of the embodiments of the present application, not all the embodiments.

[0019] The components of the embodiments of the present application described and shown herein can be arranged and designed in a wide variety of different configurations. Therefore, the following detailed description of the embodiments of the present application, as provided in the accompanying drawings, is not intended to limit the scope of the application, but merely represents selected embodiments of the application.

[0020] All other embodiments obtained by persons of ordinary skill in the art based on the embodiments of the present application without creative work shall fall within the scope of protection of the present application.

[0021] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are merely for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0022] It should be noted that the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or device including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or device. In this specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the described specific features, structures, materials or characteristics can be combined in any one or more embodiments or examples in a suitable manner.

[0023] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0024] Embodiments

[0025] As Figure 1 , Figure 2 and Figure 3The utility model discloses a waterproof brushing tool for bolt hole, including support frame 1 and the scraping mechanism of fixed in the one side of support frame 1, the scraping mechanism includes the telescopic sleeve rod 19 of rotation connection in the inner wall of support frame 1, and the one side of telescopic sleeve rod 19 is slidably connected with telescopic link 7, through setting telescopic sleeve rod 19 rotation connection in the inner wall of support frame 1, this makes telescopic sleeve rod 19 can be under the support of support frame 1 flexible rotation, provides the basis for subsequent brushing operation, and telescopic link 7 is slidably connected in the one side of telescopic sleeve rod 19, makes the sliding of telescopic link 7 in telescopic sleeve rod 19, can conveniently adjust the length of whole scraping mechanism.

[0026] And, as Figure 2 , Figure 3 and Figure 4As shown, the outer wall of the telescopic rod 7 is provided with a scraper connecting structure, the scraper connecting structure includes an inner ring 15 sleeved on the outer wall of the telescopic rod 7, the inner wall of the inner ring 15 is fixedly connected with a plurality of limiting blocks 16, the plurality of limiting blocks 16 are all slidingly connected in the sliding groove 8 opened in the outer wall of the telescopic rod 7, the cooperation of the limiting block 16 and the sliding groove 8 ensures that the inner ring 15 can smoothly slide on the telescopic rod 7, so that the scraper connecting structure can adjust the position according to the actual situation of the brush roller 9, and the rotation of the inner ring 15 relative to the telescopic rod 7 is prevented, the stability and reliability of the scraper connecting structure are ensured, the outer wall of the inner ring 15 is fixedly connected with a plurality of connecting blocks 14 at the upper end, the inner wall of the plurality of connecting blocks 14 is rotatably connected with a rotating block 13, one end of the plurality of rotating blocks 13 away from the connecting block 14 is fixedly connected with a pressing plate 10, when the inner ring 15 slides on the telescopic rod 7, the rotating block 13 rotates to drive the pressing plate 10 to move correspondingly, this design enables the pressing plate 10 to adaptively adjust according to the size and shape of the brush roller 9, and scrape the excess paint on the outer surface of the brush roller 9, when the brush roller 9 enters the telescopic plate 11, the inner ring 15 slides upward, the rotating block 13 rotates to make the pressing plate 10 open outward, so that the pressing plate 10 can be attached to the brush roller 9, providing tightening for the brush roller 9, to scrape the excess paint on the outer surface of the brush roller 9, and can support the brush roller 9 to prevent the brush roller 9 from being deviated, and the paint from being scattered, the inner wall of the plurality of pressing plates 10 is slidingly connected with a telescopic plate 11, one side of the outer wall of the plurality of telescopic plates 11 is fixedly connected with a limiting rod 12, the telescopic plate 11 can slide in the pressing plate 10, and can be telescopic adjusted according to the actual situation of the outer surface of the hole to better attach to the outer surface of the hole, the limiting rod 12 plays a role in limiting the sliding range of the telescopic plate 11 to prevent the telescopic plate 11 from being pulled out of the pressing plate 10, and ensures the stability and reliability of the entire scraper connecting structure, the inner wall of the pressing plate 10 is slidingly connected with a plurality of limiting rods 12, the outer wall of the inner ring 15 is fixedly connected with a plurality of limiting terminals 18 at the bottom end, the inner wall of the plurality of limiting terminals 18 is fixedly connected with a limiting spring 17, one end of the plurality of limiting springs 17 away from the limiting terminal 18 is fixedly connected to the pressing plate 10, one end of the telescopic rod 7 away from the scraper connecting structure is fixedly connected with the brush roller 9, the brush roller 9 is located at one side of the sliding groove 8, the limiting spring 17 provides elastic support for the pressing plate 10, when the pressing plate 10 contacts with the outer surface of the brush roller 9, the limiting spring 17 will be compressed or stretched according to the pressure brought by the brush roller 9, so that the pressing plate 10 can better attach to the brush roller 9, ensuring that the excess paint on the outer surface of the brush roller 9 can be scraped clean, saving materials and avoiding waste.

[0027] In addition, as Figure 1 , Figure 2 and Figure 3As shown, one side of the support frame 1 is provided with a main body mechanism, which comprises a paint box 2 fixedly connected to one side of the support frame 1, a telescopic sleeve rod 19 rotatably connected to one side of the paint box 2 through a limiting ring 3, the limiting ring 3 plays a certain limiting effect on the telescopic sleeve rod 19, preventing the telescopic sleeve rod 19 from deviating or shaking during rotation, a transmission structure 4 transmissionally connected to the outer wall of the telescopic sleeve rod 19, a rotating rod 5 fixedly connected to one end of the transmission structure 4 away from the telescopic sleeve rod 19, and a rotating disc 6 fixedly connected to the other end of the rotating rod 5. When the rotating disc 6 is rotated, the rotating rod 5 is rotated, and the power is transmitted to the telescopic sleeve rod 19 through the transmission structure 4, so that the telescopic sleeve rod 19 is rotated, and in turn drives the telescopic rod 7 and the brush roller 9 to rotate, realizing the brushing of the outer wall surface of the hole.

[0028] In the embodiment, the paint box 2 is filled with waterproof paint, the extension length of the telescopic rod 7 in the telescopic sleeve rod 19 is adjusted, the brush roller 9 is located on the outer surface of the hole by manually sliding the telescopic rod 7, then the rotating disc 6 is rotated by the operator, the rotation of the rotating disc 6 is transmitted to the telescopic sleeve rod 19 through the rotating rod 5 and the transmission structure 4, so that the telescopic sleeve rod 19 drives the telescopic rod 7 and the brush roller 9 to rotate, and the waterproof paint in the paint box 2 is transmitted to the outer wall surface of the bolt hole through the hole in the telescopic sleeve rod 19 during the rotation of the brush roller 9, when the brushing is completed, the brush roller 9 is slid by sliding the telescopic rod 7, the inner ring 15 is slid upward on the telescopic rod 7 by the insertion action, the tight plate 10 and the telescopic plate 11 are opened by the rotation of the rotating block 13, so that they are attached to the brush roller 9, and the outer surface of the brush roller 9 is scraped and collected, facilitating subsequent use.

[0029] The above specific embodiments are only several optional embodiments of the present application, and based on the technical scheme of the present application and the related inspiration of the above embodiments, those skilled in the art can make various alternative improvements and combinations on the above specific embodiments.

Claims

1. A waterproofing brushing tool for bolt holes, comprising a supporting frame (1) and a scraping mechanism fixed to one side of the supporting frame (1), characterized in that: The scraping mechanism comprises a telescopic sleeve rod (19) rotatably connected to the inner wall of the support frame (1), one side of the telescopic sleeve rod (19) is slidably connected with a telescopic rod (7), and the outer wall of the telescopic rod (7) is provided with a scraper connecting structure. One side of the support frame (1) is provided with a main body mechanism.

2. The tool for waterproofing brushing of a hole for a stud according to claim 1, wherein The scraper connecting structure comprises an inner ring (15) sleeved on the outer wall of the telescopic rod (7), the inner wall of the inner ring (15) is fixedly connected with a plurality of limiting blocks (16), and the plurality of limiting blocks (16) are slidably connected in the sliding groove (8) formed in the outer wall of the telescopic rod (7).

3. The tool for waterproofing brushing of a hole for a stud bolt according to claim 2, wherein The outer wall of the inner ring (15) is fixedly connected with a plurality of connecting blocks (14) at the upper end, the inner wall of the plurality of connecting blocks (14) is rotatably connected with a plurality of rotating blocks (13), the end of the plurality of rotating blocks (13) away from the connecting blocks (14) is fixedly connected with a plurality of pressing plates (10), the inner wall of the plurality of pressing plates (10) is slidably connected with a plurality of telescopic plates (11), one side of the outer wall of the plurality of telescopic plates (11) is fixedly connected with a plurality of limiting rods (12), and the plurality of limiting rods (12) are slidably connected to the inner wall of the pressing plate (10).

4. The tool for waterproofing brushing of a hole for a stud bolt according to claim 2, wherein The outer wall of the inner ring (15) is fixedly connected with a plurality of limiting terminals (18) at the bottom end, the inner wall of the plurality of limiting terminals (18) is fixedly connected with a plurality of limiting springs (17), and one end of the plurality of limiting springs (17) away from the limiting terminals (18) is fixedly connected to the pressing plate (10).

5. The tool for waterproofing brushing of a hole for a stud bolt according to claim 1, wherein The outer wall of the telescopic rod (7) is fixedly connected with a brush roller (9) at the end away from the scraper connecting structure, and the brush roller (9) is located at one side of the sliding groove (8).

6. The tool for waterproofing brushing of a hole for a stud bolt according to claim 1, wherein The main body mechanism comprises a paint box (2) fixedly connected to one side of the support frame (1), one side of the paint box (2) is rotatably connected with a telescopic sleeve rod (19) through a limiting ring (3), and the outer wall of the telescopic sleeve rod (19) is drivingly connected with a transmission structure (4).

7. The tool for waterproofing brushing of a hole for a stud bolt according to claim 6, wherein The transmission structure (4) is fixedly connected with a rotating rod (5) at the end away from the telescopic sleeve rod (19), and the other end of the rotating rod (5) is fixedly connected with a rotating disc (6).