CN221248049U

CN221248049U - Wall grinding device

Info

Publication number: CN221248049U
Application number: CN202322736876.XU
Authority: CN
Inventors: 乐海豹; 王华杰; 庄智义; 韩杨; 应多娜
Original assignee: Zhejiang Boyu Construction Co ltd
Current assignee: Zhejiang Boyu Construction Co ltd
Priority date: 2023-10-11
Filing date: 2023-10-11
Publication date: 2024-07-02
Anticipated expiration: 2033-10-11

Abstract

The utility model relates to the technical field of wall surface polishing, in particular to a wall surface polishing device which comprises a polishing motor, a polishing assembly, a protective shell and a dust cover, wherein an elastic gasket is arranged on the dust cover; the polishing motor comprises a motor shaft sleeve and a motor rotating shaft, the protective shell is arranged on the motor shaft sleeve, and the motor rotating shaft is arranged in the protective shell; the polishing assembly comprises a rotary disc and polishing sheets, the polishing assembly is arranged inside a protective casing, the rotary disc is arranged on a motor rotary shaft, a first buckling groove is formed in the side wall of the rotary disc, a first elastic bump is arranged in the first buckling groove, a first buckling support is arranged on the side wall of the polishing sheets, a first accommodating hole is formed in the first buckling support, the polishing sheets are arranged on the rotary disc, a dust cover is arranged on the protective casing and connected with the first buckling groove in a clamping manner, the worn polishing sheets can be conveniently replaced, and the polishing sheets are closely contacted with a wall surface through elastic washers arranged on the dust cover to finish polishing.

Description

Wall grinding device

Technical Field

The utility model relates to the technical field of wall polishing, in particular to a wall polishing device.

Background

Sanding is a surface modification technique, generally referred to as a process for modifying the physical properties of a material surface by friction with a roughened object (sandpaper containing particles of higher hardness, etc.), primarily for the purpose of achieving a specific surface roughness.

When the traditional polishing equipment is used, the handle can be used for assisting a worker in polishing, but after polishing, the handle occupies a large space and is difficult to store, and the electric wire connected with the polishing machine is wound when not used.

Chinese patent CN214383227U discloses a building decoration wall grinding device, including polisher, protection casing, polishing piece, dust absorption pipe, the one end fixed mounting of polisher has the protection casing, the inside of protection casing is provided with the polishing piece, the lower fixed surface of polisher installs the dust absorption pipe, the lower surface of polisher is provided with just storage device, just storage device includes first handle, the lower fixed surface of first handle and polisher is connected, the lower fixed surface of first handle is connected with the first lug that two symmetries set up, two rotate between the first lug and be connected with the connecting block, the fixed surface of connecting block is connected with the second handle, one side fixedly connected with locating piece that the connecting block was kept away from to the second handle. Through setting up just storage device, can fold the second handle when the polisher does not need to use, reduce the holistic occupation space of equipment to reach the effect of conveniently accomodating.

But this patent also has the following problems: 1. no replacement approach is provided for abrasive sheet wear. 2. After the polishing piece is worn, the polishing piece plane can be lower than the dust cover plane, so that the dust cover can prevent the polishing piece from contacting with the wall surface, and the polishing process is affected.

Disclosure of utility model

To above-mentioned problem, provide a wall grinding device, through the mutual joint of first buckle support on polishing piece lateral wall and the first buckle groove on the rotary disk lateral wall, can change the polishing piece that receives wearing and tearing at any time, through being provided with the elastic washer on the dust cover, guarantee polishing piece and wall intimate contact, accomplish the work of polishing.

In order to solve the problems in the prior art, the wall surface polishing device comprises a polishing motor, a polishing assembly, a protective shell and a dust cover, wherein an elastic gasket is arranged on the dust cover; the polishing motor comprises a motor shaft sleeve and a motor rotating shaft, the protective shell is arranged on the motor shaft sleeve, the protective shell and the motor shaft sleeve are of an integrated structure, and the motor rotating shaft is arranged inside the protective shell; the polishing assembly comprises a rotary disc and polishing sheets, the polishing assembly is arranged inside a protective shell, the rotary disc is mounted on a motor rotating shaft, a first clamping groove is formed in the side wall of the rotary disc, a first elastic lug is arranged in the first clamping groove, a first clamping bracket is arranged on the side wall of each polishing sheet, a first accommodating hole is formed in each first clamping bracket, each polishing sheet is mounted on the rotary disc, the first clamping bracket is clamped with the corresponding first clamping groove, and the first elastic lug is matched with the corresponding first accommodating hole in size; the dust cover is installed on the protective housing, and the dust cover and the protective housing are of an integrated structure.

Preferably, the toilet seat comprises a toilet seat accommodating device, wherein the toilet seat accommodating device comprises a first grip, a second grip and a rotating shaft; the utility model discloses a polishing machine, including first handle, second elastic lug, first handle fixed mounting is in polishing motor below, first handle bottom lateral wall is provided with the second buckle groove, be provided with the second elastic lug in the second buckle groove, axis of rotation fixed mounting is in first handle bottom, the second handle cup joints in the axis of rotation, the second handle can rotate along the axis of rotation, be provided with the second buckle support on the second handle, be provided with the second accommodation hole on the second buckle support, second buckle support and the mutual joint in second buckle groove, second elastic lug suits with second accommodation hole size.

Preferably, the second elastic lug is provided with a first inclined groove, and the second buckle bracket is provided with a second inclined groove.

Preferably, a baffle is arranged inside the protective housing, and the baffle is arranged below the rotating disk.

Preferably, the wire harness device comprises a limiting block and a containing groove, and the wire harness device is fixedly arranged on the side wall of the polishing motor.

Preferably, the outer side surface of the first handle is provided with a fixing groove, the inner side surface of the second handle is provided with a fixing block, and the fixing block is adapted to the fixing groove.

Compared with the prior art, the utility model has the beneficial effects that:

1. According to the utility model, the first buckle bracket on the side wall of the polishing piece is mutually clamped with the first buckle groove on the side wall of the rotary disk, so that the worn polishing piece can be replaced at any time, the problem that the surface of the wall surface is not polished due to the abrasion of the polishing piece is avoided, flaws remain, dust is separated through the dust cover, and the dust is prevented from entering the human body. Because the thickness of the polishing sheet can be gradually thinned in the polishing process, the contact between the polishing sheet and the wall surface can be influenced by the dust cover in the polishing process, and the elastic gasket is arranged on the dust cover, so that the polishing sheet is ensured to be in close contact with the wall surface, and polishing work is completed.

2. According to the utility model, the second handle can be folded through arranging the convenient storage device, the second clamping bracket on the second handle is clamped with the second clamping groove on the first handle, so that the handle is lengthened, the wall surface is convenient to polish, after polishing is finished, a worker can press the second elastic protruding block in the second clamping groove, the second clamping bracket is separated from the second clamping groove, and then the second handle is folded, so that the storage work is finished, the whole occupied space of the equipment is reduced due to the folding of the second handle, and the storage effect is never achieved conveniently.

3. According to the utility model, the baffle is arranged, so that dust or dirt on the wall body is effectively prevented from entering the motor rotating shaft in the polishing process, the rotating disc is prevented from being blocked in the rotating process, and meanwhile, the damage to the polishing motor is avoided.

3. According to the utility model, the wire harness device is arranged, so that the electric wire connected to the polishing motor is effectively prevented from obstructing polishing work when the polishing motor is used.

Drawings

Fig. 1 is a side view of a wall sanding device.

Fig. 2 is a schematic perspective view of a wall polishing device.

Fig. 3 is a schematic view of a rear perspective structure of a wall polishing device.

Fig. 4 is a schematic view of a polishing motor structure of a wall polishing device.

Fig. 5 is a schematic structural view of a rotary disc of the wall polishing device.

Fig. 6 is a schematic view of a wall surface polishing device with polishing sheets mounted on a rotary plate.

Fig. 7 is a schematic structural view of a convenient storage device of the wall polishing device.

Fig. 8 is a schematic view of the structure of the first handle and the second handle of the wall polishing device.

The reference numerals in the figures are: 1-a polishing motor; 11-motor shaft sleeve; 12-a motor rotating shaft; 2-a protective housing; 21-a baffle; 3-rotating the disc; 31-a first snap groove; 311-first elastic bumps; 4-polishing the sheet; 41-a first snap bracket; 411-a first receiving hole; 5-a dust cover; 51-an elastic washer; 6-a first grip; 61-a second snap groove; 611-second resilient bumps; 6111-a first inclined groove; 62-a fixed groove; 7-a second grip; 71-a second snap bracket; 711-a second receiving hole; 712-a second inclined slot; 72-fixing blocks; 8-rotating shaft; 9-wire harness device; 91-an accommodating groove; 92-limiting blocks.

Detailed Description

The utility model will be further described in detail with reference to the drawings and the detailed description below, in order to further understand the features and technical means of the utility model and the specific objects and functions achieved.

Referring to fig. 1 to 8, there is shown: a wall surface polishing device comprises a polishing motor 1, a polishing assembly, a protective shell 2 and a dust cover 5, wherein an elastic washer 51 is arranged on the dust cover 5; the polishing motor 1 comprises a motor shaft sleeve 11 and a motor rotating shaft 12, the protective shell 2 is arranged on the motor shaft sleeve 11, the protective shell 2 and the motor shaft sleeve 11 are of an integrated structure, and the motor rotating shaft 12 is arranged inside the protective shell 2; the polishing assembly comprises a rotary disc 3 and polishing sheets 4, the polishing assembly is arranged inside a protective housing 2, the rotary disc 3 is mounted on a motor rotating shaft 12, a first clamping groove 31 is formed in the side wall of the rotary disc 3, a first elastic lug 311 is arranged in the first clamping groove 31, a first clamping bracket 41 is arranged on the side wall of each polishing sheet 4, a first accommodating hole 411 is formed in each first clamping bracket 41, the polishing sheets 4 are mounted on the rotary disc 3, the first clamping brackets 41 are clamped with the first clamping grooves 31 mutually, and the first elastic lug 311 is matched with the first accommodating hole 411 in size; the dust cover 5 is installed on the protective housing 2, and the dust cover 5 and the protective housing 2 are of an integral structure.

When polishing the wall, polishing piece 4 can wearing and tearing the thickness of polishing piece 4 with the wall friction, through the mutual joint of first buckle support 41 on the polishing piece 4 lateral wall and the first buckle groove 31 on the rotary disk 3 lateral wall, can change the polishing piece 4 that receives wearing and tearing at any time, avoid because polishing piece 4 receives wearing and tearing and lead to the wall surface to remain the flaw still, at the in-process of polishing, the air can produce more dust, prevents that the dust from getting into the people's health, separates the dust through dust cover 5, because polishing piece 4 can become thin gradually at the in-process thickness of polishing, avoid dust cover 5 to influence polishing piece 4 and the contact of wall at the in-process of polishing, through being provided with elastic washer 51 on dust cover 5, guarantee polishing piece 4 and wall intimate contact, accomplish the work of polishing.

Referring to fig. 3, 7 and 8, it is shown that: comprises a stool containing device which comprises a first handle 6, a second handle 7 and a rotating shaft 8; the first handle 6 is fixedly installed below the polishing motor 1, a second buckling groove 61 is formed in the side wall of the bottom of the first handle 6, a second elastic protruding block 611 is arranged in the second buckling groove 61, the rotating shaft 8 is fixedly installed at the bottom of the first handle 6, the second handle 7 is sleeved on the rotating shaft 8, the second handle 7 can rotate along the axis of the rotating shaft 8, a second buckling support 71 is arranged on the second handle 7, a second accommodating hole 711 is formed in the second buckling support 71, the second buckling support 71 is mutually buckled with the second buckling groove 61, and the second elastic protruding block 611 is matched with the second accommodating hole 711 in size.

Through setting up just storage device, when the operator uses the polisher, can fold second handle 7, through the mutual joint in second buckle support 71 on the second handle 7 and the second buckle groove 61 on the first handle 6, realize the increase of handle, conveniently polish the wall eminence, after polishing, the staff can press the second elasticity lug 611 in the second buckle groove 61, realize that second buckle support 71 breaks away from with second buckle groove 61, fold second handle 7 again, accomplish and accomodate the work, the folding of second handle 7 has reduced the holistic occupation space of equipment, never reach the effect of conveniently accomodating.

Referring to fig. 8, it is shown that: the second elastic bump 611 is provided with a first inclined groove 6111, and the second buckle bracket 71 is provided with a second inclined groove 712.

Through setting up first inclined groove 6111 and second inclined groove 712, in carrying out second bayonet socket and second buckle groove 61 joint in-process, reduced the resistance that the joint in-process received, conveniently carry out joint and break away from.

Referring to fig. 4, it is shown that: inside the protective housing 2 a blocking piece 21 is provided, said blocking piece 21 being arranged below the rotating disc 3.

By arranging the baffle plate 21, dust or dirt on the wall body is prevented from entering the motor rotating shaft 12 in the polishing process, so that the rotating disc 3 is blocked in the rotating process, and meanwhile, the polishing motor 1 is prevented from being damaged.

Referring to fig. 2 and 4, it is shown that: the wire harness device 9 comprises a limiting block 92 and a containing groove 91, and the wire harness device 9 is fixedly arranged on the side wall of the polishing motor 1.

Through setting up wire binding device 9, when using motor 1 of polishing, avoided connecting the electric wire on motor 1 of polishing and caused the hindrance to polishing work, the electric wire overlength can be in the storage tank many windings several circles, stopper 92 is in order to prevent that the electric wire from coming off after the winding.

Referring to fig. 3, it is shown that: the outer side surface of the first handle 6 is provided with a fixed groove 62, the inner side surface of the second handle 7 is provided with a fixed block 72, and the fixed block 72 is matched with the fixed groove 62.

By providing the fixing groove 62 and the fixing block 72, when the grinding machine is stored, the second handle 7 is folded, so that the fixing block 72 on the second handle 7 is pressed and inserted into the fixing groove 62 of the first handle 6, and the stability of the second handle 7 after storage is maintained.

The foregoing examples merely illustrate one or more embodiments of the utility model, which are described in greater detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. The wall surface polishing device comprises a polishing motor (1), a polishing assembly, a protective shell (2) and a dust cover (5), and is characterized in that an elastic gasket (51) is arranged on the dust cover (5);

The polishing motor (1) comprises a motor shaft sleeve (11) and a motor rotating shaft (12), the protective shell (2) is arranged on the motor shaft sleeve (11), the protective shell (2) and the motor shaft sleeve (11) are of an integrated structure, and the motor rotating shaft (12) is arranged inside the protective shell (2);

The polishing assembly comprises a rotary disc (3) and polishing sheets (4), the polishing assembly is arranged inside a protective casing (2), the rotary disc (3) is mounted on a motor rotating shaft (12), a first clamping groove (31) is formed in the side wall of the rotary disc (3), a first elastic lug (311) is arranged in the first clamping groove (31), a first clamping bracket (41) is arranged on the side wall of the polishing sheets (4), a first accommodating hole (411) is formed in the first clamping bracket (41), the polishing sheets (4) are mounted on the rotary disc (3), the first clamping bracket (41) is clamped with the first clamping groove (31), and the first elastic lug (311) is matched with the first accommodating hole (411) in size;

The dustproof cover (5) is arranged on the protective shell (2), and the dustproof cover (5) and the protective shell (2) are of an integrated structure.

2. A wall surface grinding device according to claim 1, characterized by comprising a stool-receiving device comprising a first grip (6), a second grip (7) and a rotation shaft (8);

The utility model discloses a polishing machine, including first handle (6), second buckle support (71), first handle (6) bottom lateral wall is provided with second buckle groove (61), be provided with second elasticity lug (611) in second buckle groove (61), axis of rotation (8) fixed mounting is in first handle (6) bottom, second handle (7) cup joint on axis of rotation (8), second handle (7) can rotate along the axis of rotation (8), be provided with second buckle support (71) on second handle (7), be provided with second accommodation hole (711) on second buckle support (71), second buckle support (71) and second buckle groove (61) looks adaptation, second elasticity lug (611) and second accommodation hole (711) size.

3. A wall surface grinding device according to claim 2, characterized in that the second elastic projection (611) is provided with a first inclined groove (6111), and the second buckle bracket (71) is provided with a second inclined groove (712).

4. A wall sanding device according to claim 1, characterized in that a flap (21) is provided inside the protective housing (2), said flap (21) being arranged below the rotary disc (3).

5. The wall polishing device according to claim 1, comprising a wire harness device (9), wherein the wire harness device (9) comprises a limiting block (91) and a containing groove (92), and the wire harness device (9) is fixedly arranged on the side wall of the polishing motor (1).

6. The wall polishing device according to claim 2, wherein the outer side surface of the first grip (6) is provided with a fixing groove (62), the inner side surface of the second grip (7) is provided with a fixing block (72), and the fixing block (72) is adapted to the fixing groove (62).