Cleaning brush with brush head convenient to replace

Abstract

The utility model discloses a cleaning brush with a brush head convenient to replace, which comprises a grip, a U-shaped frame is fixedly mounted at one end of the grip, a brush head component is mounted on the U-shaped frame, a connecting component is mounted on the U-shaped frame, the brush head component comprises a brush head body, a connecting block is mounted at one end, close to the U-shaped frame, of the brush head body, and the connecting block is positioned on the inner side of the U-shaped frame. A first rod groove is formed in the connecting block, a positioning groove is formed in the top wall of the connecting block, the positioning groove is located in the side, close to the brush head body, of the first rod groove, the connecting assembly comprises a second rod groove formed in the U-shaped frame, and the second rod groove and the first rod groove are coaxially arranged; in the working process, the connecting block arranged on the brush head body is installed on the inner side of the U-shaped frame, so that the first rod groove and the second rod groove are coaxial, the screw rod is inserted into the first rod groove and the second rod groove, the clamping rod is clamped into the clamping groove, then the nut is tightened, disassembly and assembly of the handle and the brush head body are completed, and replacement is convenient.

Description

Technical Field

[0001] The utility model belongs to the technical field of cleaning brushes, in particular to a cleaning brush with a brush head that is convenient to replace. Background Art

[0002] A cleaning brush generally consists of a handle, a brush plate and bristles, and is generally used for scrubbing objects or floors. During use, the staff holds the handle and cleans the target location through friction between the bristles and the target location. However, the following defects still exist:

[0003] Generally, the handle and the brush plate are fixedly arranged, and during the cleaning process, the bristles of the brush may fall off, thereby causing the cleaning brush to be unusable, and the brush plate cannot be replaced, thereby wasting resources. Utility Model Content

[0004] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a cleaning brush with an easy-to-replace brush head, which effectively solves the problem of waste of resources caused by the inability to replace the brush plate.

[0005] To achieve the above object, the utility model provides the following technical solution: a cleaning brush for easy replacement of the brush head, comprising a handle, one end of the handle is fixedly mounted with a U-shaped frame, the U-shaped frame is mounted with a brush head assembly, and the U-shaped frame is mounted with a connecting assembly;

[0006] The brush head assembly includes a brush head body, a connecting block is installed at one end of the brush head body close to the U-shaped frame, the connecting block is located on the inner side of the U-shaped frame, a first rod groove is opened on the connecting block, a positioning groove is opened on the top wall of the connecting block, and the positioning groove is located on the side of the first rod groove close to the brush head body.

[0007] Preferably, the connecting assembly includes a second rod groove opened on the U-shaped frame, the second rod groove is coaxially arranged with the first rod groove, and the inner diameter of the second rod groove is the same as the inner diameter of the first rod groove, and the top of the U-shaped frame is symmetrically provided with a clamping groove.

[0008] Preferably, a screw is installed inside the second rod groove, the screw passes through the first rod groove, and the outer wall of the screw is in close contact with the inner wall of the second rod groove.

[0009] Preferably, a top plate is fixedly installed on the top end of the screw rod, and clamping rods are symmetrically installed on the bottom end of the top plate. The two clamping rods are respectively inserted into the two clamping grooves, and a nut is threadedly installed on the screw rod. The bottom wall of the top plate is tightly attached to the top wall of the U-shaped frame, and the top wall of the nut is tightly attached to the bottom wall of the U-shaped frame.

[0010] Preferably, the top plate is provided with side panels on one side close to the brush head body and on two sides perpendicular to the brush head body, and the three side panels are provided with clamping parts.

[0011] Preferably, the clamping part includes a fixed cylinder fixedly installed on the top end of the side plate, a movable plate movably installed inside the fixed cylinder, a positioning rod fixedly installed on the bottom end of the movable plate, the bottom end of the positioning rod passes through the bottom of the side plate, one of the positioning rods is inserted into the inside of the positioning groove, a spring fixedly installed on the top end of the movable plate, the top end of the spring is fixedly connected to the inner top wall of the fixed cylinder, a pull rod fixedly installed on the top end of the movable plate, and the top end of the pull rod passes through the outside of the fixed cylinder.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] During operation, the connecting block on the brush head body is installed on the inner side of the U-shaped frame so that the first rod groove and the second rod groove are coaxial, the screw rod is inserted into the first rod groove and the second rod groove, the clamping rod is clamped into the clamping groove, and then the nut is tightened to complete the disassembly and assembly of the handle and the brush head body, which is convenient for replacement;

[0014] During operation, side panels are installed on three sides of the top panel. The positioning rod on one of the side panels is inserted into the positioning groove on the connecting block to position the brush head body. When it is necessary to brush the corner position, the brush head body is rotated ninety degrees around the screw rod so that the positioning rod in the corresponding direction is inserted into the positioning groove, so that the handle is perpendicular to the brush head body, which is convenient for brushing the corner position. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0016] In the attached picture:

[0017] Figure 1 This is a schematic diagram of the structure of a cleaning brush that is easy to replace the brush head of the utility model;

[0018] Figure 2 This is a schematic diagram of the brush head assembly structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the handle structure of the utility model;

[0020] Figure 4 This is a schematic diagram of the U-shaped frame structure of the utility model;

[0021] Figure 5 This is a schematic diagram of the structure of the connection assembly of the utility model;

[0022] Figure 6 It is a schematic diagram of the side panel structure of the utility model.

[0023] In the figure: 1. handle; 2. U-shaped frame; 3. brush head assembly; 301. brush head body; 302. connecting block; 303. first rod groove; 304. positioning groove; 4. connecting assembly; 401. second rod groove; 402. clamping groove; 403. top plate; 404. screw rod; 405. nut; 406. clamping rod; 407. side plate; 408. fixing cylinder; 409. movable plate; 410. positioning rod; 411. spring; 412. pull rod. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0025] Embodiment 1, by Figure 1-6 The utility model relates to a cleaning brush for easy replacement of the brush head, comprising a handle 1, a U-shaped frame 2 is fixedly mounted on one end of the handle 1, a brush head assembly 3 is mounted on the U-shaped frame 2, and a connecting assembly 4 is mounted on the U-shaped frame 2;

[0026] The brush head assembly 3 includes a brush head body 301, and a connecting block 302 is installed at one end of the brush head body 301 close to the U-shaped frame 2. The connecting block 302 is located on the inner side of the U-shaped frame 2. A first rod groove 303 is opened on the connecting block 302, and a positioning groove 304 is opened on the top wall of the connecting block 302. The positioning groove 304 is located on the side of the first rod groove 303 close to the brush head body 301.

[0027] The connecting component 4 includes a second rod groove 401 opened on the U-shaped frame 2, the second rod groove 401 is coaxially arranged with the first rod groove 303, and the inner diameter of the second rod groove 401 is the same as the inner diameter of the first rod groove 303, and the top of the U-shaped frame 2 is symmetrically provided with a clamping groove 402, a screw rod 404 is installed inside the second rod groove 401, the screw rod 404 passes through the first rod groove 303, the outer wall of the screw rod 404 is in close contact with the inner wall of the second rod groove 401, a top plate 403 is fixedly installed on the top of the screw rod 404, and a clamping rod 406 is symmetrically installed on the bottom end of the top plate 403, and the two clamping rods 406 are respectively clamped into the two clamping rods Inside the groove 402, a nut 405 is threadedly installed on the screw rod 404, the bottom wall of the top plate 403 is in close contact with the top wall of the U-shaped frame 2, the top wall of the nut 405 is in close contact with the bottom wall of the U-shaped frame 2, and the top plate 403 is close to the brush head body 301. The side plates 407 are installed on the side of the top plate 403 close to the brush head body 301 and the two sides perpendicular to the brush head body 301. The three side plates 407 are all installed with a clamping member, and the clamping member includes a fixed cylinder 408 fixedly installed on the top of the side plate 407, and a movable plate 409 is movably installed inside the fixed cylinder 408. The bottom end of the movable plate 409 is fixedly installed with a positioning rod 410, and the positioning rod 410 The bottom end penetrates to the bottom of the side plate 407, one of the positioning rods 410 is inserted into the interior of the positioning groove 304, the top of the movable plate 409 is fixedly installed with a spring 411, the top of the spring 411 is fixedly connected to the inner top wall of the fixed cylinder 408, the top of the movable plate 409 is fixedly installed with a pull rod 412, the top of the pull rod 412 penetrates to the outside of the fixed cylinder 408, the connecting block 302 on the brush head body 301 is installed on the inner side of the U-shaped frame 2, so that the first rod groove 303 is coaxial with the second rod groove 401, the screw rod 404 is inserted into the first rod groove 303 and the second rod groove 401, so that the clamping rod 4 06 is inserted into the slot 402, and then the nut 405 is tightened to complete the disassembly and assembly of the handle 1 and the brush head body 301, which is convenient for replacement. Side panels 407 are installed on the three sides of the top panel 403. The positioning rod 410 on one of the side panels 407 is inserted into the positioning groove 304 on the connecting block 302 to position the brush head body 301. When it is necessary to brush the corner position, the brush head body 301 is rotated ninety degrees around the screw 404, so that the positioning rod 410 in the corresponding direction is inserted into the positioning groove 304, so that the handle 1 is perpendicular to the brush head body 301, which is convenient for brushing the corner position.

[0028] Working principle: When working, first, when the brush head body 301 needs to be replaced, the nut 405 is unscrewed and the screw rod 404 is pulled out upward, so that the screw rod 404 is pulled out from the first rod groove 303 and the second rod groove 401, thereby removing the brush head body 301, and then the connecting block 302 of the new brush head body 301 is inserted into the inner side of the U-shaped frame 2, and the screw rod 404 is reinserted into the first rod groove 303 and the second rod groove 401, so that the clamping rod 406 is clamped into the clamping groove 402, and then the nut 405 is tightened to complete the disassembly and replacement;

[0029] During installation, the positioning rod 410 located on the side plate 407 at one end of the top plate 403 close to the brush head body 301 is inserted into the positioning groove 304 to position the brush head body 301. When it is necessary to brush the corner position, the clamped positioning rod 410 is pulled upward, and then the brush head body 301 is rotated in the desired direction around the screw 404, and the positioning rod 410 at the corresponding position is clamped with the positioning groove 304, so that the handle 1 is perpendicular to the brush head body 301, which is convenient for brushing the corner position.

Claims

1. A cleaning brush with a conveniently replaceable brush head, comprising a handle (1), characterized in that: A U-shaped frame (2) is fixedly mounted on one end of the handle (1), a brush head assembly (3) is mounted on the U-shaped frame (2), and a connecting assembly (4) is mounted on the U-shaped frame (2); The brush head assembly (3) comprises a brush head body (301), a connecting block (302) being installed at one end of the brush head body (301) close to the U-shaped frame (2), the connecting block (302) being located on the inner side of the U-shaped frame (2), a first rod groove (303) being provided on the connecting block (302), a positioning groove (304) being provided on the top wall of the connecting block (302), and the positioning groove (304) being located on one side of the first rod groove (303) close to the brush head body (301).

2. A cleaning brush with an easily replaceable brush head according to claim 1, characterized in that: The connecting assembly (4) comprises a second rod groove (401) formed on the U-shaped frame (2); the second rod groove (401) is coaxially arranged with the first rod groove (303); the inner diameter of the second rod groove (401) is the same as the inner diameter of the first rod groove (303); and a clamping groove (402) is symmetrically formed at the top end of the U-shaped frame (2).

3. A cleaning brush with an easily replaceable brush head according to claim 2, characterized in that: A screw rod (404) is installed inside the second rod groove (401), and the screw rod (404) passes through the first rod groove (303). The outer wall of the screw rod (404) is in close contact with the inner wall of the second rod groove (401).

4. A cleaning brush with an easily replaceable brush head according to claim 3, characterized in that: A top plate (403) is fixedly mounted on the top of the screw rod (404), and clamping rods (406) are symmetrically mounted on the bottom of the top plate (403). The two clamping rods (406) are respectively inserted into the two clamping grooves (402). A nut (405) is threadedly mounted on the screw rod (404), and the bottom wall of the top plate (403) is in close contact with the top wall of the U-shaped frame (2), and the top wall of the nut (405) is in close contact with the bottom wall of the U-shaped frame (2).

5. A cleaning brush with an easily replaceable brush head according to claim 4, characterized in that: The top plate (403) is provided with side plates (407) on one side close to the brush head body (301) and on two sides perpendicular to the brush head body (301), and the three side plates (407) are provided with clamping parts.

6. A cleaning brush with an easily replaceable brush head according to claim 5, characterized in that: The clamping member comprises a fixed cylinder (408) fixedly mounted on the top of the side plate (407), a movable plate (409) movably mounted inside the fixed cylinder (408), a positioning rod (410) fixedly mounted on the bottom end of the movable plate (409), the bottom end of the positioning rod (410) extending through the bottom of the side plate (407), one of the positioning rods (410) being inserted into the inside of the positioning groove (304), a spring (411) fixedly mounted on the top of the movable plate (409), the top end of the spring (411) being fixedly connected to the inner top wall of the fixed cylinder (408), a pull rod (412) fixedly mounted on the top of the movable plate (409), the top end of the pull rod (412) extending through the outside of the fixed cylinder (408).

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