Portable brush with telescopic function

Abstract

The utility model relates to the technical field of daily necessities, and discloses a portable brush with a telescopic function, a first limiting device is composed of a first guide rod, a first sliding sleeve, a first spring, a first moving plate, a first fixing block and a first limiting block, the first guide rod is fixedly installed in an outer cylinder, and the first sliding sleeve is fixedly installed in the first guide rod; the first sliding sleeve is slidably mounted on the surface of the first guide rod, the first spring is arranged in the first sliding sleeve, the first moving plate is slidably mounted in the first sliding sleeve, the first fixing block is fixedly mounted on the surface of the first moving plate, and the first limiting block is fixedly mounted on the surface of the first fixing block. According to the portable brush with the telescopic function, the inner cylinder can be moved by extruding the first limiting block and moving the first limiting block at the same time, the brush body can be moved by extruding the second limiting block and moving the second limiting block at the same time, rapid telescopic adjustment can be conducted on the device, and carrying is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of daily necessities, and particularly relates to a portable brush with a telescopic function. Background Art

[0002] It is necessary to use a brush for cleaning in cooperation with power substation maintenance, and the use of the brush can facilitate the power substation maintenance work.

[0003] The patent with the application number 201620072341.4 discloses a telescopic portable brush for power substation maintenance, which includes a sleeve. The middle part of the top of the sleeve is connected with a connecting pipe. The inner wall of the connecting pipe is provided with a limiting block. The middle part of the inner cavity of the connecting pipe is provided with a telescopic push rod penetrating through the middle part of the inner cavity of the sleeve. The bottom surface of the telescopic push rod is connected with a brush handle through a fixing bolt. The bottom of the brush handle is connected with a brush head. The surfaces of the brush handle and the bottom of the brush head are both provided with bristles.

[0004] The telescopic portable brush for power substation maintenance can be used in a narrow space, and can also adjust the brush to the shortest length by the cooperation of the telescopic push rod and the sleeve, which is convenient for the maintenance personnel to carry. However, there are still areas for improvement. For example, the adjustment of this device is not convenient and cannot meet the current requirements. Content of the Utility Model

[0005] The purpose of the utility model is to provide a portable brush with a telescopic function to solve the problems raised in the above background art.

[0006] To achieve the above purpose, the utility model provides the following technical solution: A portable brush with a telescopic function, which includes a holding rod, an outer cylinder, a first limiting device, an inner cylinder, a second limiting device, and a brush body. The outer cylinder is fixedly installed on the side surface of the holding rod. The first limiting device is arranged inside the outer cylinder. The inner cylinder is slidably installed inside the outer cylinder. The second limiting device is arranged inside the inner cylinder. The brush body is slidably installed inside the inner cylinder.

[0007] The first limiting device is composed of a first guide rod, a first sliding sleeve, a first spring, a first moving plate, a first fixing block, and a first limiting block. The first guide rod is fixedly installed inside the outer cylinder. The first sliding sleeve is slidably installed on the surface of the first guide rod. The first spring is arranged inside the first sliding sleeve. The first moving plate is slidably installed inside the first sliding sleeve. The first fixing block is fixedly installed on the surface of the first moving plate. The first limiting block is fixedly installed on the surface of the first fixing block.

[0008] The second limiting device is composed of a second guide rod, a second sliding sleeve, a second spring, a second moving plate, a second fixing block, a second limiting block, and a connecting block. The second guide rod is fixedly installed inside the inner cylinder. The second sliding sleeve is slidably installed on the surface of the second guide rod. The second spring is arranged inside the second sliding sleeve. The second moving plate is slidably installed inside the second sliding sleeve. The second fixing block is fixedly installed on the surface of the second moving plate. The second limiting block is fixedly installed on the surface of the second fixing block. The connecting block is fixedly installed on the side of the second sliding sleeve.

[0009] Preferably, one end of the first spring is connected to the first sliding sleeve, and the other end of the first spring is connected to the first moving plate. The first spring is provided to reset the first moving plate.

[0010] Preferably, two sets of the first limiting devices are provided and symmetrically distributed inside the outer cylinder. The inner cylinder is fixedly installed on the sides of the two first sliding sleeves. Providing two sets of this component facilitates the movement of the inner cylinder.

[0011] Preferably, a first sliding groove matching the first limiting block is formed on the surface of the outer cylinder, and first limiting grooves matching the first fixing block are linearly arrayed inside the first sliding groove. This setting enables the first limiting block to slide inside the outer cylinder, and the position of the first limiting block on the surface of the outer cylinder can be fixed through the first fixing block.

[0012] Preferably, one end of the second spring is connected to the second sliding sleeve, and the other end of the second spring is connected to the second moving plate. The second spring is provided to reset the second moving plate.

[0013] Preferably, a second sliding groove matching the second limiting block is formed on the surface of the inner cylinder, and second limiting grooves matching the second fixing block are linearly arrayed inside the second sliding groove. A third sliding groove matching the second limiting block is formed on the surface of the outer cylinder. This setting enables the second limiting block to slide inside the inner cylinder, the position of the second limiting block on the surface of the inner cylinder can be fixed through the second fixing block, and at the same time, the second limiting block can slide on the surface of the outer cylinder.

[0014] Preferably, the brush body is fixedly installed on the side of the connecting block, and the connecting block can drive the brush body to move.

[0015] Compared with the prior art, the beneficial effects of the present utility model are as follows: By squeezing the first limiting block and moving the first limiting block at the same time, the inner cylinder can be moved. By squeezing the second limiting block and moving the second limiting block at the same time, the brush body can be moved. The device can be quickly telescopically adjusted and is convenient to carry. Description of the Drawings

[0016] Figure 1 Schematic diagram of the overall structure of the present utility model;

[0017] Figure 2 The present utility model Figure 1 Enlarged schematic diagram of the structure at position A in the present utility model;

[0018] Figure 3 Internal structure schematic diagram of the present utility model;

[0019] Figure 4 The present utility model Figure 3 Enlarged schematic diagram of the structure at position B in the present utility model;

[0020] Figure 5 Schematic diagram of the structure of the second guide rod, second sliding sleeve and connecting block of the present utility model;

[0021] Figure 6 Schematic diagram of the structure of the second spring, second moving plate and second fixed block of the present utility model.

[0022] In the figure: 1, holding rod; 2, outer cylinder; 3, first limiting device; 301, first guide rod; 302, first sliding sleeve; 303, first spring; 304, first moving plate; 305, first fixed block; 306, first limiting block; 4, inner cylinder; 5, second limiting device; 501, second guide rod; 502, second sliding sleeve; 503, second spring; 504, second moving plate; 505, second fixed block; 506, second limiting block; 507, connecting block; 6, brush body. Detailed implementation manners

[0023] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0024] Please refer to Figures 1-6 , the present utility model provides a technical solution: a portable brush with a telescopic function, including a holding rod 1, an outer cylinder 2, a first limiting device 3, an inner cylinder 4, a second limiting device 5, and a brush body 6. The outer cylinder 2 is fixedly installed on the side surface of the holding rod 1. The first limiting device 3 is arranged inside the outer cylinder 2. The inner cylinder 4 is slidably installed inside the outer cylinder 2. The second limiting device 5 is arranged inside the inner cylinder 4. The brush body 6 is slidably installed inside the inner cylinder 4.

[0025] The first limiting device 3 is composed of a first guide rod 301, a first sliding sleeve 302, a first spring 303, a first moving plate 304, a first fixing block 305, and a first limiting block 306. The first guide rod 301 is fixedly installed inside the outer cylinder 2. The first sliding sleeve 302 is slidably installed on the surface of the first guide rod 301. There are two sets of the first limiting device 3, symmetrically distributed inside the outer cylinder 2. The inner cylinder 4 is fixedly installed on the sides of the two first sliding sleeves 302. There are two sets of this component, which facilitates the movement of the inner cylinder 4. The first spring 303 is arranged inside the first sliding sleeve 302. The first moving plate 304 is slidably installed inside the first sliding sleeve 302. One end of the first spring 303 is connected to the first sliding sleeve 302, and the other end of the first spring 303 is connected to the first moving plate 304. The first spring 303 is provided to reset the first moving plate 304. The first fixing block 305 is fixedly installed on the surface of the first moving plate 304. The first limiting block 306 is fixedly installed on the surface of the first fixing block 305. A first sliding groove matching the first limiting block 306 is formed on the surface of the outer cylinder 2. The inside of the first sliding groove is linearly and arrayedly provided with first limiting grooves matching the first fixing block 305. This setting enables the first limiting block 306 to slide inside the outer cylinder 2, and the position of the first limiting block 306 on the surface of the outer cylinder 2 can be fixed through the first fixing block 305.

[0026] The second limiting device 5 is composed of a second guide rod 501, a second sliding sleeve 502, a second spring 503, a second moving plate 504, a second fixing block 505, a second limiting block 506, and a connecting block 507. The second guide rod 501 is fixedly installed inside the inner cylinder 4. The second sliding sleeve 502 is slidably installed on the surface of the second guide rod 501. The second spring 503 is arranged inside the second sliding sleeve 502. The second moving plate 504 is slidably installed inside the second sliding sleeve 502. One end of the second spring 503 is connected to the second sliding sleeve 502, and the other end of the second spring 503 is connected to the second moving plate 504. The second spring 503 is provided to reset the second moving plate 504. The second fixing block 505 is fixedly installed on the surface of the second moving plate 504. The second limiting block 506 is fixedly installed on the surface of the second fixing block 505. A second sliding groove matching the second limiting block 506 is formed on the surface of the inner cylinder 4. The inside of the second sliding groove is linearly and arrayedly provided with second limiting grooves matching the second fixing block 505. A third sliding groove matching the second limiting block 506 is formed on the surface of the outer cylinder 2. This setting enables the second limiting block 506 to slide inside the inner cylinder 4, and the position of the second limiting block 506 on the surface of the inner cylinder 4 can be fixed through the second fixing block 505. At the same time, the second limiting block 506 can slide on the surface of the outer cylinder 2. The connecting block 507 is fixedly installed on the side of the second sliding sleeve 502. The brush body 6 is fixedly installed on the side of the connecting block 507. The connecting block 507 can drive the brush body 6 to move.

[0027] When in use, the first limiting block 306 is squeezed, driving the first fixing block 305 to disengage from the first limiting groove and compressing the first spring 303. At the same time, the first limiting block 306 is moved, and the inner cylinder 4 can be moved. The second limiting block 506 is squeezed, driving the second fixing block 505 to disengage from the second limiting groove and compressing the second spring 503. At the same time, the second limiting block 506 is moved, and the brush body 6 can be moved.

[0028] It should be noted that in this text, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the term "comprising", "including" or any other variant thereof is intended to cover non-exclusive inclusion, so that a process, method, article or device comprising a series of elements not only includes those elements, but also includes other elements not expressly listed, or further includes elements inherent to such process, method, article or device.

[0029] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention.

Claims

1. A portable brush with a telescopic function, comprising a holding rod (1), an outer cylinder (2), a first limiting device (3), an inner cylinder (4), a second limiting device (5), and a brush body (6), characterized in that: The outer cylinder (2) is fixedly installed on the side surface of the holding rod (1). The first limiting device (3) is arranged inside the outer cylinder (2). The inner cylinder (4) is slidably installed inside the outer cylinder (2). The second limiting device (5) is arranged inside the inner cylinder (4). The brush body (6) is slidably installed inside the inner cylinder (4). The first limiting device (3) is composed of a first guiding rod (301), a first sliding sleeve (302), a first spring (303), a first moving plate (304), a first fixing block (305), and a first limiting block (306). The first guiding rod (301) is fixedly installed inside the outer cylinder (2). The first sliding sleeve (302) is slidably installed on the surface of the first guiding rod (301). The first spring (303) is arranged inside the first sliding sleeve (302). The first moving plate (304) is slidably installed inside the first sliding sleeve (302). The first fixing block (305) is fixedly installed on the surface of the first moving plate (304). The first limiting block (306) is fixedly installed on the surface of the first fixing block (305). The second limiting device (5) is composed of a second guiding rod (501), a second sliding sleeve (502), a second spring (503), a second moving plate (504), a second fixing block (505), a second limiting block (506), and a connecting block (507). The second guiding rod (501) is fixedly installed inside the inner cylinder (4). The second sliding sleeve (502) is slidably installed on the surface of the second guiding rod (501). The second spring (503) is arranged inside the second sliding sleeve (502). The second moving plate (504) is slidably installed inside the second sliding sleeve (502). The second fixing block (505) is fixedly installed on the surface of the second moving plate (504). The second limiting block (506) is fixedly installed on the surface of the second fixing block (505). The connecting block (507) is fixedly installed on the side surface of the second sliding sleeve (502).

2. The portable brush with a telescopic function according to claim 1, wherein: One end of the first spring (303) is connected to the first sliding sleeve (302), and the other end of the first spring (303) is connected to the first moving plate (304).

3. A portable brush with a telescopic function according to claim 1, characterized in that: There are two groups of the first limiting devices (3), symmetrically distributed inside the outer cylinder (2). The inner cylinder (4) is fixedly installed on the side surfaces of the two first sliding sleeves (302).

4. A portable brush with a telescopic function according to claim 1, characterized in that: The surface of the outer cylinder (2) is provided with a first sliding groove matching the first limiting block (306), and the inside of the first sliding groove is linearly arrayed with first limiting grooves matching the first fixing block (305).

5. The portable brush with a telescopic function according to claim 2, characterized in that: One end of the second spring (503) is connected to the second sliding sleeve (502), and the other end of the second spring (503) is connected to the second moving plate (504).

6. The portable brush with a telescopic function according to claim 1, characterized in that: The surface of the inner cylinder (4) is provided with a second sliding groove matching the second limiting block (506), and the inside of the second sliding groove is linearly arrayed with second limiting grooves matching the second fixing block (505). The surface of the outer cylinder (2) is provided with a third sliding groove matching the second limiting block (506).

7. A portable brush with a telescopic function according to claim 1, characterized in that: The brush body (6) is fixedly installed on the side surface of the connecting block (507).

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