Magnetic type disc brush structure

Abstract

The utility model relates to the technical field of disc brushes, in particular to a magnetic suction type disc brush structure which comprises an installation disc, a plurality of magnetic suction assemblies distributed at equal intervals are installed at the bottom of the installation disc, a metal disc is connected below the magnetic suction assemblies in an adsorption mode, and the metal disc is installed at the top of a disc brush. A plurality of detection assemblies located on the outer sides of the magnetic attraction assemblies are further embedded in the installation disc. The detection assembly comprises a metal rod movably connected in the mounting disc, the outer wall of the metal rod is sleeved with a second spring, one end of the metal rod is close to the magnetic attraction assembly, and a detection switch is arranged on one side of the other end of the metal rod and embedded in the mounting disc; according to the magnetic attraction type disc brush structure, after the magnetic attraction force of the magnetic block is reduced, one end of the metal rod can be gradually close to the detection switch under the elastic force effect of the second spring, after the metal rod triggers the detection switch, alarm information can be sent out, workers can be informed to replace the magnetic block in time, and the problem that the disc brush falls off when the disc brush is used due to the fact that the magnetic attraction force of the magnetic block is reduced is solved; and the use safety is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of disc brushes, in particular to a magnetic disc brush structure. Background Art

[0002] A disc brush is a tool used for cleaning, polishing, or polishing surfaces. It typically consists of a series of bristles or filaments fixed to a circular base. Disc brushes are widely used in industrial, commercial, and household cleaning applications. Existing disc brushes generally have snap-on, bolted, or magnetic connections. Magnetic connections are the most convenient and easy to assemble and disassemble. However, the magnetic attraction of the magnet decreases over time, which can lead to a loss of secure installation and pose a safety hazard. The magnet is embedded in the mounting plate, making it difficult to remove and replace. Utility Model Content

[0003] In view of the shortcomings of the existing technology, the utility model provides a magnetic disk brush structure, which solves the technical problems that the magnetic attraction force of the magnetic block decreases, resulting in reduced firmness of the disk brush and difficulty in replacing the magnetic block.

[0004] In order to solve the above technical problems, the utility model provides the following technical solutions: a magnetic disk brush structure, comprising a mounting disk, a plurality of equally spaced magnetic components mounted on the bottom of the mounting disk, a metal disk adsorbed and connected below the magnetic components, the metal disk mounted on the top of the disk brush, and a plurality of detection components located outside the magnetic components embedded in the interior of the mounting disk;

[0005] The detection component includes a metal rod movably connected to the inside of the mounting plate, a spring 2 is sleeved on the outer wall of the metal rod, one end of the metal rod is close to the magnetic attraction component, and a detection switch is provided on one side of the other end, and the detection switch is embedded in the mounting plate.

[0006] Preferably, a connecting protrusion is provided at the bottom of the mounting plate, a limiting groove is provided on the outer wall of the connecting protrusion, a mounting hole adapted to the connecting protrusion is provided at the center of the disc brush, and a limiting protrusion adapted to the limiting groove is provided on the inner wall of the mounting hole.

[0007] Preferably, a through socket is provided at the center of the mounting plate, and a guide groove is provided on the inner wall of the socket.

[0008] Preferably, the magnetic attraction component includes a bolt 1 inserted into the mounting plate, a spring 1 is sleeved on the outer wall of the bolt 1, a magnetic block is sleeved on the bottom of the bolt 1 and is threadedly connected with a nut, and the magnetic block is placed in a mounting groove opened at the bottom of the mounting plate.

[0009] Preferably, the mounting plate is provided with a plurality of equally spaced connection holes.

[0010] Preferably, the metal disc is provided with a plurality of equally spaced mounting slots, the mounting slots are provided with inner grooves, a pressure ring is placed in the inner groove, the pressure ring is sleeved on bolt 2, and the bottom of bolt 2 is threadedly connected to the threaded groove provided on the surface of the disc brush.

[0011] By means of the above technical solution, the utility model provides a magnetic disc brush structure, which has at least the following beneficial effects:

[0012] 1. The magnetic brush structure is equipped with a detection component. The metal rod is attracted by the magnet and compresses the second spring. When the magnetic attraction of the magnet decreases, the elastic force of the second spring can gradually move one end of the metal rod closer to the detection switch. When the metal rod triggers the detection switch, an alarm message can be issued to inform the staff to replace the magnet in time, avoiding the problem of the brush falling off during use due to the decrease in the magnetic attraction of the magnet, thereby improving safety.

[0013] 2. The magnetic disk brush structure is provided with a magnetic component. The magnetic block can be installed to the bottom of the mounting disk by utilizing the connection function of bolt 1 and nut. When replacing, it is only necessary to separate bolt 1 and nut. The replacement of the magnetic block is simple and convenient. Moreover, under the elastic force of spring 1, it can ensure that the magnetic block and the metal disk can be in more stable contact, thereby improving the firmness of the magnetic connection.

[0014] 3. The magnetic disc brush structure is provided with bolt 2 and a pressure ring. The metal disc can be mounted on the disc brush by using the bolt 2 and the pressure ring. When the disc brush needs to be replaced, the metal disc can be removed for reuse to reduce waste. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings described herein are used to provide a further understanding of the present invention and constitute a part of this application:

[0016] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the utility model in a partial cross-section from the front;

[0018] Figure 3 For this utility model Figure 2 A schematic diagram of the structure enlarged in the middle;

[0019] Figure 4 An exploded view of the entire utility model;

[0020] Figure 5 This is a structural diagram of the bottom of the mounting plate of the utility model;

[0021] Figure 6 This is a structural diagram of the top of the brush plate of the utility model;

[0022] Figure 7 This is a schematic structural diagram of the metal plate of the utility model;

[0023] Reference numerals:

[0024] 1. Mounting plate; 11. Connecting protrusion; 12. Limiting groove; 13. Insertion hole; 14. Guide groove; 15. Mounting groove; 16. Connecting hole; 2. Disc brush; 21. Mounting hole; 22. Limiting protrusion; 23. Threaded groove; 3. Magnetic assembly; 31. Bolt 1; 32. Spring 1; 33. Nut; 34. Magnetic block; 4. Metal plate; 41. Mounting notch; 42. Inner groove; 5. Press ring; 6. Bolt 2; 7. Detection assembly; 71. Metal rod; 72. Spring 2; 73. Detection switch. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described 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.

[0026] The disc brush 2 is usually composed of bristles, a chassis and a central shaft. The bristles can be nylon, steel wire or other materials, and the chassis is usually made of metal or plastic. Depending on the material and hardness of the bristles, the disc brush 2 can be divided into a soft brush and a hard brush. Soft brushes are suitable for light cleaning, while hard brushes are used to remove stubborn dirt or for polishing. The diameter and thickness of the disc brush 2 can be customized according to specific application requirements, and common diameters range from a few centimeters to tens of centimeters. In the manufacturing industry, the disc brush 2 is used to clean the surfaces of machinery and equipment, production lines and workpieces to ensure the hygiene of the production environment and the normal operation of the equipment. At the same time, the disc brush 2 is also commonly used in floor cleaning machines, which can effectively remove dirt, oil stains and other impurities on the ground.

[0027] Example 1:

[0028] Based on the technical defects of the existing technology that the magnetic attraction of the magnetic block 34 decreases, resulting in reduced firmness of the disc brush 2 and difficulty in replacing the magnetic block 34, please refer to Figure 1-Figure 7The utility model provides a magnetic disc brush 2 structure, which can issue an alarm message and inform the staff to replace the magnetic block 34 in time, so as to avoid the problem that the disc brush 2 falls off during use due to the decrease in the magnetic attraction force of the magnetic block 34, thereby improving the safety of use. Moreover, when replacing the magnetic block 34, it is only necessary to separate the bolt 31 and the nut 33. The replacement of the magnetic block 34 is simple and convenient. The disc brush 2 structure includes a mounting plate 1, and a plurality of equally distributed magnetic suction components 3 are installed at the bottom of the mounting plate 1. A metal plate 4 is adsorbed and connected below the magnetic suction component 3. The metal plate 4 is mounted on the top of the disc brush 2, and a plurality of detection components 7 are embedded in the interior of the mounting plate 1 and are located outside the magnetic suction component 3. When in use, the disc brush 2 is placed under the mounting plate 1, and then the disc brush 2 is lifted. Under the action of the magnetic suction component 3, an adsorption effect is generated between the metal plate 4, thereby fixing the disc brush 2.

[0029] To detect the magnetic attraction of the magnet 34, please refer to Figure 3 The detection component 7 includes a metal rod 71 movably connected to the inside of the mounting plate 1. A spring 2 72 is sleeved on the outer wall of the metal rod 71. One end of the metal rod 71 is close to the magnetic attraction component 3, and a detection switch 73 is provided on one side of the other end. The detection switch 73 is embedded in the mounting plate 1; the metal rod 71 is attracted by the magnetic block 34 and compresses the spring 2 72. When the magnetic attraction force of the magnetic block 34 decreases, under the action of the elastic force of the spring 2 72, one end of the metal rod 71 can gradually approach the detection switch 73. When the metal rod 71 triggers the detection switch 73, an alarm message can be issued to inform the staff to replace the magnetic block 34 in time.

[0030] In order to ensure the stability of the rotation of the disc brush 2, a connecting protrusion 11 is provided at the bottom of the mounting disc 1, and a limiting groove 12 is provided on the outer wall of the connecting protrusion 11. A mounting hole 21 adapted to the connecting protrusion 11 is provided at the center of the disc brush 2, and a limiting protrusion 22 adapted to the limiting groove 12 is provided on the inner wall of the mounting hole 21; under the cooperation of the limiting groove 12 and the limiting protrusion 22, the connection between the mounting disc 1 and the disc brush 2 can be ensured to be firm, making the transmission between the two more stable and effective.

[0031] In order to facilitate the connection of the mounting plate 1 to the drive shaft of the motor, a through socket 13 is provided at the center of the mounting plate 1, and a guide groove 14 is provided on the inner wall of the socket 13; the guide groove 14 and the socket 13 can be used to smoothly connect the mounting plate 1 to the drive shaft of the chisel motor and realize stable power transmission.

[0032] To fix the brush 2 and replace the magnetic block 34, please refer to Figure 3 and Figure 4The magnetic assembly 3 includes a bolt 31 inserted into the mounting plate 1, a spring 32 is sleeved on the outer wall of the bolt 31, a magnetic block 34 is sleeved on the bottom of the bolt 31 and is threadedly connected to a nut 33, and the magnetic block 34 is placed in the mounting groove 15 opened at the bottom of the mounting plate 1; the magnetic block 34 is used to magnetically attract the metal plate 4, so as to realize the installation and fixation of the disc brush 2, and when replacing the magnetic block 34, it is only necessary to separate the bolt 31 and the nut 33, and the replacement of the magnetic block 34 is simple and convenient, and under the elastic force of the spring 32, it can ensure that the magnetic block 34 and the metal plate 4 can be in more stable contact, thereby improving the firmness of the magnetic connection.

[0033] In order to facilitate the connection of the mounting plate 1 , a plurality of equally spaced connecting holes 16 are provided on the mounting plate 1 .

[0034] Example 2:

[0035] When the disc brush 2 is worn out and needs to be replaced, the disc brush 2 needs to be removed and replaced. To avoid waste, the metal disc 4 can be removed separately and reused. Based on the first embodiment, please refer to Figure 4 The metal disc 4 is provided with a plurality of equally spaced mounting slots 41, the mounting slots 41 are provided with an inner groove 42, a pressure ring 5 is placed in the inner groove 42, the pressure ring 5 is sleeved on the bolt 2 6, and the bottom of the bolt 2 6 is threadedly connected to the thread groove 23 provided on the surface of the disc brush 2; after removing the disc brush 2, the bolt 2 6 can be removed, and then the metal disc 4 can be separated from the disc brush 2, and the disc brush 2 can be replaced separately.

[0036] It can be seen from the above embodiment that when in use, the disc brush 2 is placed under the mounting plate 1, and then the disc brush 2 is lifted. Under the action of the magnetic attraction component 3, an adsorption effect is generated between the magnetic block 34 and the metal disc 4, thereby fixing the disc brush 2. Under the action of the detection component 7, the metal rod 71 is attracted by the magnetic block 34 and compresses the second spring 72. When the magnetic attraction force of the magnetic block 34 decreases, under the elastic force of the second spring 72, one end of the metal rod 71 can gradually approach the detection switch 73. When the metal rod 71 triggers the detection switch 73, an alarm message can be issued to inform the staff to replace the magnetic block 34 in time.

[0037] It should be noted that the terms "comprises", "includes" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or apparatus that includes a series of elements includes not only those elements, but also includes other elements not explicitly listed, or also includes elements that are inherent to such process, method, article or apparatus.

[0038] Although the embodiments of the present invention have been shown and described, it will be understood 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 present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A magnetic disk brush structure, comprising a mounting disk (1), characterized in that: A plurality of equally spaced magnetic components (3) are mounted on the bottom of the mounting plate (1); a metal plate (4) is adsorbed and connected below the magnetic components (3); the metal plate (4) is mounted on the top of the disc brush (2); and a plurality of detection components (7) located outside the magnetic components (3) are embedded inside the mounting plate (1); The detection assembly (7) comprises a metal rod (71) movably connected to the interior of the mounting plate (1); a second spring (72) is sleeved on the outer wall of the metal rod (71); one end of the metal rod (71) is close to the magnetic attraction assembly (3); and a detection switch (73) is provided on one side of the other end; the detection switch (73) is embedded in the mounting plate (1).

2. The magnetic brush structure according to claim 1, characterized in that: The bottom of the mounting plate (1) is provided with a connecting protrusion (11), the outer wall of the connecting protrusion (11) is provided with a limiting groove (12), the center of the disc brush (2) is provided with a mounting hole (21) adapted to the connecting protrusion (11), and the inner wall of the mounting hole (21) is provided with a limiting protrusion (22) adapted to the limiting groove (12).

3. The magnetic disc brush structure according to claim 1, characterized in that: A through insertion hole (13) is provided at the center of the installation plate (1), and a guide groove (14) is provided on the inner wall of the insertion hole (13).

4. The magnetic brush structure according to claim 1, characterized in that: The magnetic attraction assembly (3) includes a bolt (31) plugged into the mounting plate (1), a spring (32) sleeved on the outer wall of the bolt (31), a magnetic block (34) sleeved on the bottom of the bolt (31) and threadedly connected with a nut (33), and the magnetic block (34) is placed in a mounting groove (15) opened at the bottom of the mounting plate (1).

5. The magnetic brush structure according to claim 1, characterized in that: The installation plate (1) is provided with a plurality of connection holes (16) distributed at equal intervals.

6. The magnetic brush structure according to claim 1, characterized in that: The metal disc (4) is provided with a plurality of equally spaced mounting notches (41), the mounting notches (41) are provided with inner grooves (42), a pressure ring (5) is placed in the inner groove (42), the pressure ring (5) is sleeved on the second bolt (6), and the bottom of the second bolt (6) is threadedly connected to a thread groove (23) provided on the surface of the disc brush (2).

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