Wire winding device

Abstract

The utility model belongs to the technical field of wire winding, and particularly relates to a wire winding device which comprises a bottom frame, a winding wheel is rotatably mounted in the position, close to the right side, of the bottom frame, a fixing frame is slidably mounted in the middle of the bottom frame, two guide wheels are slidably mounted in the position, close to the left side, of the fixing frame, and two limiting wheels are slidably mounted in the position, close to the right side, of the fixing frame. A first two-way screw is rotated through a first rocking wheel, so that two sliding blocks drive two guide wheels to move oppositely, the other two sliding blocks slide on a first sliding rod along with the two guide wheels, and the guide effect is achieved through adjustment according to different diameters of wires. A second bidirectional screw rod is rotated through a second rocking wheel, so that two second sliding blocks drive two limiting wheels to move oppositely, the other two second sliding blocks slide on a second sliding rod along with the two limiting wheels, the limiting effect is achieved by adjusting according to different diameters of the wires, and the device can be adjusted and used according to different diameters of the wires and is flexible to use.

Description

Technical Field

[0001] The utility model relates to a winding device, in particular to a wire winding device. Background Art

[0002] Wire rods are generally made of ordinary carbon steel and high-quality carbon steel. According to the steel distribution catalog and use, wire rods include ordinary low-carbon steel hot-rolled round wire rods, high-quality carbon steel wire rods, carbon welding wire rods, quenched and tempered threaded wire rods, wire rods for wire ropes, wire rods for piano wires, and stainless steel wire rods.

[0003] The last step after wire production is to coil the wire to facilitate its storage and transportation in the future, and to make it easy to use after coiling, so a wire coiling device is needed.

[0004] The existing wire winding device needs to be guided by a guide wheel and a limit wheel when winding the wire on the winding wheel, but when winding wires of different diameters, the distance between the two guide wheels and the distance between the two limit wheels cannot be adjusted, resulting in the inability to smoothly wind up and being less flexible. In addition, the existing winding device cleans the wire with a cleaning brush before winding it up, but the distance between the cleaning brushes cannot be flexibly adjusted according to the diameters of different wires, and the cleaning brush cannot be quickly disassembled, and becomes dirty after long-term use, causing inconvenience in use. Utility Model Content

[0005] The main purpose of the present disclosure is to provide a wire winding device to effectively solve the problems raised by the inventor in the above background technology.

[0006] In order to achieve the above purpose, the technical solution adopted by the utility model is as follows:

[0007] A wire winding device comprises a bottom frame, a connecting rod is rotatably installed on the inner side of the rear end of the bottom frame, a fixing frame is fixedly installed on the front side, an electric telescopic rod is rotatably installed on the inner side of the fixing frame, the electric telescopic rod extends to the inner side of the bottom frame and is rotatably connected to the bottom frame, a contact plate is fixedly installed on the telescopic end of the electric telescopic rod and one end of the connecting rod, a contact plate abuts against a winding wheel, a fixing frame is slidably installed in the middle of the bottom frame, two guide wheels are slidably installed on the fixing frame near the left side, two limiting wheels are slidably installed near the right side, and two cleaning brushes are slidably installed on the inner side of the bottom frame near the left side.

[0008] Preferably, a bidirectional screw is rotatably installed between the upper and lower inner sides near the left end of the fixed frame, and a sliding rod is fixedly installed, and sliding blocks are threadedly installed on the threads on both sides of the bidirectional screw, and two sliding blocks are slidably installed on the sliding rod, one of the guide wheels is rotatably installed between the two sliding blocks near the upper end, and the other guide wheel is rotatably installed between the two sliding blocks near the lower end, and a rocking wheel is rotatably installed on the upper end of the bottom frame, and the rocking wheel is fixedly connected to the upper end rotating shaft of the bidirectional screw, and the bidirectional screw is rotated by the rocking wheel to make the two sliding blocks move toward each other with the two guide wheels, and at the same time, the other two sliding blocks will slide toward each other on the sliding rod as the two guide wheels, so that the two guide wheels move smoothly, and the distance between the two guide wheels can be adjusted according to the different diameters of the wire to achieve the guiding effect.

[0009] Preferably, the fixed frame is rotatably installed with a two-way screw rod between the front and rear inner sides near the right end, and the sliding rod is fixedly installed, and sliding blocks are threadedly installed on the threads on both sides of the two-way screw rod, and two sliding blocks are slidably installed on the sliding rod, one of the limiting wheels is rotatably installed between the two sliding blocks near the front side, and the other limiting wheel is rotatably installed between the two sliding blocks near the rear side, and the front side of the bottom frame is rotatably installed with a rocking wheel, and the rocking wheel is fixedly connected to the front side rotating shaft of the two-way screw rods, and the two-way screw rod is rotated by the rocking wheel to make the two sliding blocks move toward each other with the two limiting wheels, and at the same time, the other two sliding blocks will slide toward each other on the sliding rod as the two limiting wheels, so that the two limiting wheels can move smoothly, and the distance between the two limiting wheels can be adjusted according to the different diameters of the wire to achieve the limiting effect.

[0010] The transmission gear of the present invention is a gear which is fastened to the drive gear of the driving gear, and the gear is connected with the drive gear of the driving gear by the gear rotation.

[0011] Preferably, the vertical plate is fixedly installed near the front and rear inner sides of the left end of the bottom frame, and a two-way screw three is rotatably installed between the upper and lower inner walls of the front vertical plate, and a sliding rod three is fixedly installed between the upper and lower inner walls of the rear vertical plate, and a sliding rod three is threadedly installed on the threads on both sides of the two-way screw three, and two sliding blocks three are slidably installed on the sliding rod three, and a plurality of the sliding blocks three are fixedly installed on the mounting boxes, and a mounting rod is clamped between the two mounting boxes near the upper ends, and a mounting rod is also clamped between the two mounting boxes near the lower ends. The two cleaning brushes are respectively fixedly installed on the side where the two mounting rods are close to each other, and a rocking wheel three is rotatably installed on the upper end of the front vertical plate, and the rocking wheel three is fixedly connected to the rotating shaft at the upper end of the two-way screw three, and the two-way screw three is rotated by the rocking wheel three to make two of the sliding blocks three move toward each other with the two mounting boxes fixed thereto, so that the two mounting rods move toward each other, and at the same time, the other two sliding blocks three move the two mounting boxes fixed thereto slide on the sliding rod three along with the two mounting rods, so that the two mounting rods move smoothly, so that the distance between the two cleaning brushes can be adjusted according to the different diameters of the wire for cleaning.

[0012] Preferably, a fixing spring is fixedly installed on the inner wall of a side of the installation box away from the installation rod, the installation box has an opening near one end of the installation rod, and an anti-slip sleeve is fixedly installed at the opening, and a dust box is slidably installed on the inner wall of the bottom frame near the left lower end, the dust box is arranged at the lower ends of the two cleaning brushes, and a handle is fixedly installed on the left side of the dust box, and a mounting rod is clamped between the two mounting boxes by the elasticity of the fixing spring, and the anti-slip sleeve prevents the cleaning brush from rotating when the wire is wound, but the mounting rod can be squeezed against the fixing spring to complete the disassembly of the cleaning brush, and the dust box can collect the dust cleaned by the cleaning brush for unified treatment.

[0013] In view of this, compared with the prior art, the beneficial effects of the utility model are:

[0014] (I) In the present application, by setting up a slider 1 and a slider 2, a rocker wheel 1 is used to rotate a bidirectional screw rod 1 so that two sliders 1 move toward each other with the two guide wheels, and at the same time, the other two sliders 1 slide on a slide rod 1 along with the two guide wheels, thereby realizing a smooth movement of the two guide wheels, and adjusting according to different diameters of the wire to achieve a guiding effect. However, by rotating a bidirectional screw rod 2 through a rocker wheel 2, the two sliders 2 move toward each other with the two limit wheels, and at the same time, the other two sliders 2 slide on a slide rod 2 along with the two limit wheels, thereby realizing a smooth movement of the two limit wheels, and adjusting according to different diameters of the wire to achieve a limiting effect, which is more flexible in use.

[0015] (ii) In the present application, by means of the installation box, the two-way screw rod three is rotated by the rocker wheel three to make two sliders three and the two installation boxes fixed thereto move toward each other, and at the same time, the other two sliders three move the other two installation boxes toward each other, so that the distance between the two cleaning brushes can be adjusted according to the different diameters of the wires. The installation rod is fixed by the fixing spring, and the cleaning brush can be easily disassembled and cleaned by squeezing the fixing spring by the installation rod, which is more convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The figure is a top view of a cross-sectional view of a wire winding device provided by the utility model;

[0017] Figure 2 The figure is a side view of a fixing frame of the wire winding device provided by the utility model;

[0018] Figure 3 Shown is a side cross-sectional view of the installation box of the wire winding device provided by the utility model.

[0019] Icons: 1. Bottom frame; 2. Connecting rod; 3. Fixed frame; 4. Electric telescopic rod; 5. Counter plate; 6. Winding wheel; 7. Reciprocating screw; 8. Limit rod; 9. Moving block; 10. Motor; 11. Fixed frame; 12. Two-way screw one; 13. Slide bar one; 14. Slider one; 15. Guide wheel; 16. Rocker one; 17. Two-way screw two; 18. Slide bar two; 19. Slider two; 20. Limit wheel; 21. Rocker two; 22. Drive wheel; 23. Drive belt; 24. Vertical plate; 25. Two-way screw three; 26. Slide bar three; 27. Slider three; 28. Rocker three; 29. ​​Installation box; 30. Fixed spring; 31. Installation rod; 32. Cleaning brush; 33. Dust box; 34. Handle. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-3 , the utility model provides the following embodiments:

[0022] A wire winding device comprises a bottom frame 1, a connecting rod 2 is rotatably installed inside the rear end of the bottom frame 1, a fixing frame 3 is fixedly installed on the front side, an electric telescopic rod 4 is rotatably installed inside the fixing frame 3, the electric telescopic rod 4 extends to the inside of the bottom frame 1 and is rotatably connected to the bottom frame 1, a contact plate 5 is fixedly installed on the telescopic end of the electric telescopic rod 4 and one end of the connecting rod 2, a winding wheel 6 is abutted between the two contact plates 5, a fixed frame 11 is slidably installed in the middle of the bottom frame 1, two guide wheels 15 are slidably installed inside the fixed frame 11 near the left side, two limit wheels 20 are slidably installed near the right side, and two cleaning brushes 32 are slidably installed inside the bottom frame 1 near the left side.

[0023] Preferably, a bidirectional screw rod 12 is rotatably installed between the upper and lower inner sides near the left end of the fixed frame 11, and a sliding rod 13 is fixedly installed, sliders 14 are threadedly installed on the threads on both sides of the bidirectional screw rod 12, and two sliders 14 are slidably installed on the sliding rod 13, one of the guide wheels 15 is rotatably installed between the two sliders 14 near the upper end, and the other guide wheel 15 is rotatably installed between the two sliders 14 near the lower end, and a rocking wheel 16 is rotatably installed on the upper end of the bottom frame 1, and the rocking wheel 16 is fixedly connected to the upper end rotating shaft of the bidirectional screw rod 12. The bidirectional screw rod 12 is rotated by the rocking wheel 16 so that the two sliders 14 move toward each other with the two guide wheels 15, and at the same time, the other two sliders 14 will slide toward each other on the sliding rod 13 with the two guide wheels 15, so that the two guide wheels 15 move smoothly, and the distance between the two guide wheels 15 can be adjusted according to the different diameters of the wire to achieve the guiding effect.

[0024] Preferably, a bidirectional screw rod 17 is rotatably installed between the front and rear inner sides near the right end of the fixed frame 11, and a sliding rod 18 is fixedly installed, and sliding blocks 19 are threadedly installed on the threads on both sides of the bidirectional screw rod 17, and two sliding blocks 19 are slidably installed on the sliding rod 18, one of the limiting wheels 20 is rotatably installed between the two sliding blocks 19 near the front side, and the other limiting wheel 20 is rotatably installed between the two sliding blocks 19 near the rear side, and a rocking wheel 21 is rotatably installed on the front side of the bottom frame 1, and the rocking wheel 21 is fixedly connected to the front rotating shaft of the bidirectional screw rod 17. The bidirectional screw rod 17 is rotated by the rocking wheel 21 so that the two sliding blocks 19 move toward each other with the two limiting wheels 20, and at the same time, the other two sliding blocks 19 will slide toward each other on the sliding rod 18 with the two limiting wheels 20, so that the two limiting wheels 20 move smoothly, and the distance between the two limiting wheels 20 can be adjusted according to the different diameters of the wire to achieve the limiting effect.

[0025] Preferably, a reciprocating screw rod 7 is rotatably installed between the front and rear inner sides of the bottom frame 1, and a limiting rod 8 is fixedly installed. A moving block 9 is threadedly installed on the reciprocating screw rod 7, and the moving block 9 is slidably connected to the limiting rod 8. The fixed frame 11 is fixedly installed on the upper end of the moving block 9. The rear end rotating shaft of the reciprocating screw rod 7 extends to the outside of the bottom frame 1 and a transmission wheel 22 is fixedly installed. One end of the connecting rod 2 extends to the outside of the bottom frame 1 and a transmission wheel 22 is also fixedly installed. The two transmission wheels 22 are connected by a transmission belt 23. The motor 10 is fixedly installed on the front side of the bottom frame 1, and the output end of the motor 10 It is fixedly connected to the front end rotating shaft of the reciprocating screw rod 7, and the reciprocating screw rod 7 is driven to rotate by the motor 10 so that the moving block 9 slides back and forth on the limit rod 8 with the fixed frame 11, so that the guide wheel 15 and the limit wheel 20 in the fixed frame 11 move back and forth, so that the wire can be moved back and forth on the winding wheel 6 for more uniform winding during winding. At the same time, the rotation of the reciprocating screw rod 7 will drive one of the transmission wheels 22 to rotate, and then drive the other transmission wheel 22 to rotate through the transmission belt 23. At this time, the connecting rod 2 can be rotated with the winding wheel 6 for winding.

[0026] Preferably, vertical plates 24 are fixedly installed on the front and rear inner sides near the left end of the bottom frame 1, a two-way screw rod 25 is rotatably installed between the upper and lower inner walls of the front vertical plate 24, a sliding rod 26 is fixedly installed between the upper and lower inner walls of the rear vertical plate 24, a sliding block 27 is threadedly installed on the threads on both sides of the two-way screw rod 25, two sliding blocks 27 are slidably installed on the sliding block 26, and a plurality of sliding blocks 27 are fixedly installed on the installation boxes 29, a mounting rod 31 is clamped between the two installation boxes 29 near the upper end, and a mounting rod 31 is also clamped between the two installation boxes 29 near the lower end, and two cleaning brushes 32 are fixedly installed on the two installation rods 31 respectively. On the side close to each other, a rocking wheel three 28 is rotatably installed on the upper end of the front vertical plate 24, and the rocking wheel three 28 is fixedly connected to the rotating shaft of the upper end of the bidirectional screw three 25. The bidirectional screw three 25 is rotated by the rocking wheel three 28 to make two sliders three 27 move toward each other with the two mounting boxes 29 fixed thereto, so that the two mounting rods 31 move toward each other, and at the same time, the other two sliders three 27 carry the two mounting boxes 29 fixed thereto and slide on the slide bar three 26 along with the two mounting rods 31, so that the two mounting rods 31 move smoothly, so that the distance between the two cleaning brushes 32 can be adjusted according to the different diameters of the wire for cleaning.

[0027] Preferably, a fixing spring 30 is fixedly installed on the inner wall of the mounting box 29 on the side away from the mounting rod 31, an opening is provided on the mounting box 29 near one end of the mounting rod 31, an anti-skid sleeve is fixedly installed at the opening, and a dust box 33 is slidably installed on the inner wall of the bottom frame 1 near the lower end on the left side, the dust box 33 is arranged at the lower ends of the two cleaning brushes 32, and a handle 34 is fixedly installed on the left side of the dust box 33, one mounting rod 31 is clamped between the two mounting boxes 29 through the elasticity of the fixing spring 30, and at the same time the anti-skid sleeve prevents the cleaning brush 32 from rotating when the wire is wound, however, the mounting rod 31 can be squeezed against the fixing spring 30, the mounting rod 31 can be disassembled to complete the disassembly of the cleaning brush 32, however, the dust box 33 can collect the dust cleaned by the cleaning brush 32 for unified treatment.

[0028] The working principle of the utility model is as follows: the wire is first passed between the two cleaning brushes 32, and then passed between the two guide wheels 15 and the two limit wheels 20, and then the wire is wound on the winding wheel 6, and the two-way screw rod 3 25 is first rotated by the rocking wheel 3 28 to make two sliders 3 27 bring the two mounting boxes 29 fixed thereto close to each other, so that the two mounting rods 31 are close to each other, and at the same time, the other two sliders 3 27 bring the two mounting boxes 29 fixed thereto slide on the slide rod 3 26 along with the two mounting rods 31, so that the two mounting rods 31 move smoothly with the cleaning brushes 32, and the two cleaning brushes 32 are moved. The adjustment is completed by contacting the wire, and then the two-way screw rod 12 is rotated by the rocking wheel 16 to make two sliders 14 bring two guide wheels 15 closer to each other, and at the same time, the other two sliders 14 will slide on the slide bar 13 with the two guide wheels 15, so that the two guide wheels 15 move smoothly, and the two guide wheels 15 are brought into contact with the wire to achieve the guiding effect, and then the two-way screw rod 17 is rotated by the rocking wheel 21 to make two sliders 2 19 bring two limit wheels 20 closer to each other, and at the same time, the other two sliders 2 19 will slide on the slide bar 2 18 with the two limit wheels 20, so that the two The two limiting wheels 20 move smoothly, and the two limiting wheels 20 are in contact with the wire to achieve the limiting effect, and then the motor 10 is turned on. The motor 10 drives the reciprocating screw rod 7 to rotate and drives the moving block 9 to slide on the limiting rod 8, so that the fixed frame 11 moves back and forth so that the wire can be evenly wound. When the reciprocating screw rod 7 rotates, one of the transmission wheels 22 rotates along with it, and then the other transmission wheel 22 is driven to rotate through the transmission belt 23. At this time, the connecting rod 2 will rotate with the abutment disk 5 and the winding wheel 6, and the electric telescopic rod 4 will rotate along with it, and the winding wheel 6 can be wound to start. When the wire is wound by the winding wheel 6, First, clean between the two cleaning brushes 32, and the cleaned dust will fall into the dust box 33. When the winding is completed, when the cleaning brush 32 needs to be disassembled for cleaning, the mounting rod 31 is directly squeezed with the fixed spring 30 in one of the mounting boxes 29, and the other end of the mounting rod 31 is pulled out of the other mounting box 29 to complete the disassembly. During installation, the two ends of the mounting rod 31 are squeezed with the fixed springs 30 on both sides so that the two ends extend into the two mounting boxes 29. When the winding of the winding wheel 6 is completed, the electric telescopic rod 4 is retracted to move one of the plates 5 away from the winding wheel 6, and the winding wheel 6 can be taken out.

[0029] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0030] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A wire winding device, comprising a bottom frame (1), characterized in that: A connecting rod (2) is rotatably mounted on the inner side of the rear end of the bottom frame (1), and a fixing frame (3) is fixedly mounted on the front side. An electric telescopic rod (4) is rotatably mounted on the inner side of the fixing frame (3). The electric telescopic rod (4) extends to the inner side of the bottom frame (1) and is rotatably connected to the bottom frame (1). A contact plate (5) is fixedly mounted on the telescopic end of the electric telescopic rod (4) and one end of the connecting rod (2). The two contact plates (5) contact the reeling wheel (6). A fixed frame (11) is slidably mounted on the middle part of the bottom frame (1). Two guide wheels (15) are slidably mounted on the fixed frame (11) near the left side, and two limit wheels (20) are slidably mounted on the right side. Two cleaning brushes (32) are slidably mounted on the inner side of the bottom frame (1) near the left side.

2. A wire winding device according to claim 1, characterized in that: A bidirectional screw rod (12) is rotatably mounted between the upper and lower inner sides of the fixed frame (11) near the left end, and a sliding rod (13) is fixedly mounted thereon. Slide blocks (14) are threadedly mounted on the threads on both sides of the bidirectional screw rod (12). Two slide blocks (14) are slidably mounted on the sliding rod (13). One of the guide wheels (15) is rotatably mounted between the two slide blocks (14) near the upper end, and the other guide wheel (15) is rotatably mounted between the two slide blocks (14) near the lower end. A rocking wheel (16) is rotatably mounted on the upper end of the bottom frame (1), and the rocking wheel (16) is fixedly connected to the upper end rotation shaft of the bidirectional screw rod (12).

3. A wire winding device according to claim 1, characterized in that: The fixed frame (11) is rotatably mounted between the front and rear inner sides of the right end, and the sliding rod (18) is fixedly mounted. The threads on both sides of the two-way screw (17) are threadedly mounted with two sliding blocks (19). The two sliding blocks (19) are slidably mounted on the two sliding blocks (18). One of the limiting wheels (20) is rotatably mounted between the two sliding blocks (19) near the front side, and the other limiting wheel (20) is rotatably mounted between the two sliding blocks (19) near the rear side. The front side of the bottom frame (1) is rotatably mounted with a rocking wheel (21), and the rocking wheel (21) is fixedly connected to the front rotating shaft of the two-way screw (17).

4. A wire winding device according to claim 1, characterized in that: A reciprocating screw rod (7) is rotatably mounted between the front and rear inner sides of the base frame (1), and a limiting rod (8) is fixedly mounted thereon; a moving block (9) is threadedly mounted on the reciprocating screw rod (7), and the moving block (9) is slidably connected to the limiting rod (8); the fixed frame (11) is fixedly mounted on the upper end of the moving block (9); a rear end rotating shaft of the reciprocating screw rod (7) extends outward from the base frame (1) and a transmission wheel (22) is fixedly mounted thereon; one end of the connecting rod (2) extends outward from the base frame (1) and a transmission wheel (22) is also fixedly mounted thereon; the two transmission wheels (22) are connected by a transmission belt (23); a motor (10) is fixedly mounted on the front side of the base frame (1), and an output end of the motor (10) is fixedly connected to a front end rotating shaft of the reciprocating screw rod (7).

5. The wire winding device according to claim 1, characterized in that: The bottom frame (1) is fixedly installed with a vertical plate (24) at the front and rear inner sides near the left end, a bidirectional screw rod (25) is rotatably installed between the upper and lower inner walls of the front vertical plate (24), and a sliding rod (26) is fixedly installed between the upper and lower inner walls of the rear vertical plate (24). Slide blocks (27) are threadedly installed on the threads on both sides of the bidirectional screw rod (25), and two slide blocks (27) are slidably installed on the slide block (26). A plurality of the slide blocks (27) are fixedly installed with installation boxes (29). A mounting rod (31) is clamped between the two installation boxes (29) near the upper end, and a mounting rod (31) is also clamped between the two installation boxes (29) near the lower end. Two cleaning brushes (32) are respectively fixedly installed on the sides of the two installation rods (31) that are close to each other. A rocking wheel (28) is rotatably installed on the upper end of the front vertical plate (24), and the rocking wheel (28) is fixedly connected to the upper end rotation shaft of the bidirectional screw rod (25).

6. A wire winding device according to claim 5, characterized in that: A fixing spring (30) is fixedly installed on the inner wall of a side of the installation box (29) away from the installation rod (31); an opening is formed on one end of the installation box (29) close to the installation rod (31); an anti-slip sleeve is fixedly installed at the opening; a dust box (33) is slidably installed on the inner wall of the lower left end of the bottom frame (1); the dust box (33) is arranged at the lower ends of the two cleaning brushes (32), and a handle (34) is fixedly installed on the left side of the dust box (33).

Images