Device for removing dust in blind hole

By designing a dust removal device inside a blind hole and utilizing a combined structure of an air blowing port and negative pressure extraction, the problem of substandard dust cleanliness inside the blind hole of the ABS electronic control unit housing was solved, achieving efficient dust removal without affecting production efficiency.

CN120679780APending Publication Date: 2025-09-23LEXING AUTOMOTIVE TECH (WUXI) CO LTD
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Patent Information

Application Number
CN202510810808.4
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-06-17
Publication Date
2025-09-23

AI Technical Summary

Technical Problem

Tiny impurities and dust in the blind holes of the existing ABS electronic control unit housing mounting holes cannot be thoroughly cleaned, resulting in substandard cleanliness.

Method used

A blind hole dust removal device is designed, which includes a connecting plate, a bottom plate, a limit block, an air blowing port, an air pipe joint, a dust collecting pipe, a long support block and a short support block. The air blowing port is extended into the hole to perform air blowing and dust removal, and negative pressure is used to extract impurities and dust to prevent secondary pollution. The dust collecting pipe is connected to an external dust collector for collection.

Benefits of technology

It achieves efficient dust removal in blind holes, avoids secondary dust pollution, and does not occupy additional space. It is suitable for rapid changeover of the same type of products to maintain the same production rhythm.

✦ Generated by Eureka AI based on patent content.

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    Figure CN120679780A_ABST
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Abstract

The device comprises a connecting plate, a bottom plate, a limiting block, an air blowing port, an air pipe connector, a dust collecting pipeline, a long supporting block and a short supporting block, the bottom plate is arranged in the middle of the upper end of the connecting plate, the air pipe connector is arranged at the side end of the bottom plate, the limiting block is arranged at the upper end of the bottom plate, and the air blowing port is arranged at the lower end of the bottom plate. The dust collecting pipeline is fixedly connected to the bottom end of the connecting plate, the air blowing opening is formed in the limiting block, the long supporting block and the short supporting block are fixedly arranged on the bottom plate, and a box body structure formed by combining the long supporting block and the short supporting block is tightly attached to the bottom plate. The end of the dust collection pipeline is arranged in an arc shape. The air blowing opening extends into the hole to conduct air blowing and dust removal, negative pressure extraction is conducted while air blowing is conducted, secondary pollution caused by blown impurities and dust is prevented, the air blowing opening is designed in a floating mode, products are prevented from being scratched, and the dust removal device can be universally used for blind hole dust removal of products of the same type.
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Description

Technical Field

[0001] The invention relates to the technical field of automobile parts processing, in particular to a device for removing dust in a blind hole. Background Art

[0002] The Anti-lock Braking System, or ABS, is a high-tech braking system developed based on the adhesion characteristics between vehicle tires and the road. It is designed to prevent vehicle locking during braking (locking occurs when the wheels stop rotating but continue to slide on the road due to inertia). It also prevents the unstable conditions described above during emergency braking, thereby improving driving stability and directional control. The ABS electronic control unit housing plays a crucial role in the installation of the hydraulic regulator. Due to the shape and size limitations of the mounting holes in the ABS electronic control unit housing, the existing overall dust removal process cannot completely remove tiny impurities within the blind holes, resulting in substandard product cleanliness. Therefore, a dust removal device is needed to address this issue and address the inability to completely remove dust and impurities from the mounting holes in the existing ABS electronic control unit housing. Summary of the Invention

[0003] The object of the present invention is to provide a device for removing dust from a blind hole to solve the problems raised in the above background technology.

[0004] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: a device for removing dust in a blind hole, comprising a connecting plate, a base plate, a limiting block, an air blowing port, an air pipe joint, a dust collecting pipe, a long support block and a short support block, the base plate being arranged in the middle of the upper end of the connecting plate, the air pipe joint being arranged at the side end of the base plate, the limiting block being arranged at the upper end of the base plate, the dust collecting pipe being fixedly connected to the bottom end of the connecting plate, the air blowing port being opened on the limiting block, and the long support block and the short support block being fixedly arranged on the base plate.

[0005] Preferably, the box structure formed by the combination of the long support blocks and the short support blocks fits tightly with the bottom plate.

[0006] Preferably, the end of the dust collecting pipe is arranged in an arc shape.

[0007] Preferably, the trachea joint is communicated with a box formed by the combination of the long support block and the short support block.

[0008] Preferably, the dust collecting duct is communicated with a box formed by a combination of the long support block and the short support block.

[0009] Compared with the prior art, the present invention has the following beneficial effects: The air blowing port of the present invention is extended into the hole to carry out blowing and dust removal, and negative pressure extraction is performed at the same time as the blowing to prevent the blown impurities and dust from secondary pollution. The air blowing port adopts a floating design to prevent scratching the product, and can be generally used for blind hole dust removal of similar products. The box structure formed by the combination of the long support block and the short support block can fit tightly with the product shell to form a closed structure. The air blowing port is extended into the inside of the outer shell mounting hole for blowing, and the dust collecting pipe is externally connected to the dust collector to extract and collect the gas and debris dust blown out of the air blowing port to prevent the blown dust and impurities from secondary pollution of the product. The connecting plate is installed on the transplanting track of the product assembly equipment, and dust removal is performed in the hole while the product is transferred. No additional space is occupied and the product production rhythm is not increased. The air pipe joint is installed on the connecting plate, and the compressed air is transported to the air blowing port through the internal pipe. When encountering similar products, the bottom plate and the upper part structure are replaced to quickly change the production mode. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 A structural diagram of the main body of the present invention; Figure 2 This is a schematic diagram of the main bottom structure of the present invention; Figure 3 The bottom side view of the main body of the present invention is a schematic diagram of the three-dimensional structure Figure 1 ; Figure 4 The bottom side view of the main body of the present invention is a schematic diagram of the three-dimensional structure Figure 2 .

[0011] In the figure: 1-connecting plate, 2-bottom plate, 3-limiting block, 4-air blowing port, 5-trachea joint, 6-dust collection pipe, 7-long support block, 8-short support block. DETAILED DESCRIPTION

[0012] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0013] like Figure 1-4As shown, the present invention provides an embodiment: a device for removing dust in a blind hole, comprising a connecting plate 1, a base plate 2, a limiting block 3, an air blowing port 4, an air pipe joint 5, a dust collecting pipe 6, a long support block 7 and a short support block 8. The base plate 2 is arranged in the middle of the upper end of the connecting plate 1, the air pipe joint 5 is arranged at the side end of the base plate 2, the limiting block 3 is arranged at the upper end of the base plate 2, the dust collecting pipe 6 is fixedly connected to the bottom end of the connecting plate 1, the air blowing port 4 is opened on the limiting block 3, the long support block 7 and the short support block 8 are fixedly arranged on the base plate 2, the air blowing port extends into the hole for blowing and dust removal, and negative pressure extraction is performed at the same time when blowing to prevent secondary pollution of the blown impurities and dust. The air blowing port adopts a floating design to prevent scratching of the product, and can be generally used for blind hole dust removal of the same type of products.

[0014] The box structure formed by the combination of the long support block 7 and the short support block 8 fits tightly with the bottom plate 2 .

[0015] The end of the dust collecting pipe 6 is arranged in an arc shape.

[0016] The trachea joint 5 is communicated with a box body formed by the combination of the long support block 7 and the short support block 8 .

[0017] The dust collecting duct 6 is communicated with a box formed by the combination of the long support block 7 and the short support block 8 .

[0018] Working principle: The box structure formed by the combination of the long support block 7 and the short support block 8 can fit tightly with the product shell to form a closed structure. The air blowing port 4 extends into the mounting hole of the outer shell for blowing. The dust collecting pipe 6 is connected to the dust collector to extract and collect the gas and debris dust blown out of the air blowing port 4 to prevent the blown dust and impurities from secondary contamination of the product. The connecting plate 1 is installed on the transplanting track of the product assembly equipment. Dust removal is performed in the hole while the product is transferred. There is no additional space occupied and the product production rhythm is not increased. The air pipe joint 5 is installed on the connecting plate, and the compressed air is transported to the air blowing port 4 through the internal pipe. When encountering the same type of product, the bottom plate and the upper part of the structure are replaced to quickly change the production mode.

[0019] While embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions, and variations may be made to these embodiments without departing from the principles and spirit of the invention, and that the scope of the invention is defined by the appended claims and their equivalents.

Claims

1. A device for removing dust in a blind hole, comprising a connecting plate (1), a bottom plate (2), a limiting block (3), an air blowing port (4), an air pipe joint (5), a dust collecting pipe (6), a long support block (7) and a short support block (8), characterized in that: The bottom plate (2) is arranged at the middle of the upper end of the connecting plate (1), the air pipe joint (5) is arranged at the side end of the bottom plate (2), the limit block (3) is arranged at the upper end of the bottom plate (2), the dust collection pipe (6) is fixedly connected to the bottom end of the connecting plate (1), the air outlet (4) is opened on the limit block (3), and the long support block (7) and the short support block (8) are fixedly arranged on the bottom plate (2).

2. The device for removing dust from a blind hole according to claim 1, characterized in that: The box structure formed by the combination of the long support block (7) and the short support block (8) is tightly fitted to the bottom plate (2).

3. The device for removing dust from a blind hole according to claim 2, characterized in that: The end of the dust collecting pipe (6) is arranged in an arc shape.

4. The device for removing dust from a blind hole according to claim 3, characterized in that: The tracheal joint (5) is in communication with a box body formed by the combination of the long support block (7) and the short support block (8).

5. The device for removing dust from a blind hole according to claim 4, characterized in that: The dust collecting pipe (6) is in communication with a box formed by combining the long support block (7) and the short support block (8).