Electric brush for detecting hardness of steel structure

Abstract

The steel structure hardness detection electric brush comprises a U-shaped frame, universal wheels are symmetrically installed at the four corners of the bottom of the U-shaped frame, and limiting wheels are rotationally connected to the inner sides, corresponding to the universal wheels, of the U-shaped frame. The U-shaped frame is moved to the outer side of the steel beam, the inner side of the U-shaped frame abuts against the steel beam through the limiting wheels, movement of the U-shaped frame is guided, meanwhile, the motor drives the first brush head to rotate through the rotating shaft, the rotating shaft drives the second brush head to rotate synchronously through the transmission mechanism, the upper portion and the side face of the steel beam can be polished and cleaned at the same time, and then the steel beam is turned over; according to the electric brush, a first brush head and a second brush head are electrically driven to grind and level the steel beam, traditional manual grinding is replaced, the labor intensity of workers is effectively reduced, and ground particles can be shielded through shielding curtains arranged at the two ends of a U-shaped frame, so that the working efficiency is improved. Particles and dust are prevented from diffusing out, and pollution to the workshop environment is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of steel structure cleaning, in particular to an electric brush for detecting the hardness of a steel structure. Background Art

[0002] Steel structure is one of the main types of building structures. It has the characteristics of high strength, light weight, strong deformability, good toughness and high reliability. The application of steel structure in construction projects can effectively improve the performance of construction projects and save construction project costs. When conducting Leeb hardness testing on steel beams, the surface of the steel beams needs to be polished and smoothed.

[0003] When existing steel structures are polished before hardness testing, they are polished manually, and the staff cleans the surface of the steel beam with a wire brush or a chisel, which is time-consuming and laborious. Therefore, we proposed an electric brush for steel structure hardness testing to solve the problem raised. Utility Model Content

[0004] The utility model aims to provide an electric brush for testing the hardness of steel structures, which can grind and level the steel beams by electrically driving the first brush head and the second brush head, thereby replacing the traditional manual grinding and effectively reducing the labor intensity of the staff. In addition, the shielding curtains arranged at both ends of the U-shaped frame can shield the particles under grinding, prevent the particles and dust from spreading out, and avoid pollution to the workshop environment.

[0005] To achieve the above purpose, the utility model provides the following technical solutions: a steel structure hardness detection electric brush, including a U-shaped frame, the bottom four corners of the U-shaped frame are symmetrically equipped with universal wheels, the U-shaped frame is connected to the inner side of the universal wheel for rotation, wherein,

[0006] The middle part of the top of the inner side of the U-shaped frame is rotatably connected to a first brush head, the side wall of the U-shaped frame corresponding to the first brush head is rotatably connected to a second brush head, and a motor is provided at the middle part of the top of the U-shaped frame;

[0007] The motor shaft end is fixedly connected to the first brush head through a rotating shaft, and the rotating shaft drives the second brush head to rotate synchronously through a transmission mechanism. Shielding curtains are arranged at the openings at both ends of the U-shaped frame.

[0008] Preferably, the transmission mechanism includes a rotating rod, the top of both sides of the U-shaped frame are symmetrically rotatably connected with the rotating rod, the first reversing gear is installed on the outer side of the rotating shaft corresponding to the rotating rod, the end of the rotating rod corresponding to the first reversing gear is fixedly connected to the second reversing gear, the U-shaped frame is installed with a protective cover near the outer side of the first reversing gear and the second reversing gear, the motor is installed on the top of the protective cover, the end of the rotating rod away from the second reversing gear is fixedly connected with the first pulley, the second brush head is installed with a second pulley on the shaft end near the outer side of the U-shaped frame, and the first pulley and the second pulley are covered with a transmission belt.

[0009] Preferably, the first reversing gear and the second reversing gear are perpendicular to each other, and the first reversing gear is meshed with the second reversing gear.

[0010] Preferably, the shielding curtain is supported by a rubber material, and the top of the shielding curtain is fixedly connected to the U-shaped frame by bonding.

[0011] Preferably, a battery is installed on the top of the U-shaped frame close to the motor, and a handrail is installed on the top of the U-shaped frame away from the battery.

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

[0013] The utility model discloses that before the hardness test of the steel beam is carried out, its surface needs to be polished and flat, the side of the steel beam is formed into an H shape, and then the U-shaped frame is moved to the outside of the steel beam, and the inner side of the U-shaped frame is against the steel beam through the limiting wheel to guide the movement of the U-shaped frame. At the same time, the motor drives the first brush head to rotate through the rotating shaft, and the rotating shaft drives the second brush head to rotate synchronously through the transmission mechanism, so that the top and the side of the steel beam can be polished and cleaned at the same time, and then the steel beam is turned over to polish the bottom of the steel beam. The electric brush drives the first brush head and the second brush head to polish the steel beam to make it flat, replacing the traditional manual polishing, effectively reducing the labor intensity of the staff, and the shielding curtains arranged at both ends of the U-shaped frame can shield the particles under grinding, so as to prevent the particles and dust from spreading out and avoid pollution to the workshop environment.

[0014] In the utility model, when the motor drives the first brush head to rotate through the rotating shaft, the rotating shaft drives the first reversing gear to rotate, and the first reversing gear drives the second reversing gear to rotate through meshing, so that the second reversing gear drives the first pulley to rotate through the rotating rod, and the first pulley drives the second pulley to rotate through the transmission belt, so that the second pulley drives the second brush head to rotate. Through this transmission mechanism, the first brush head and the second brush head can be driven to rotate simultaneously by a single motor, thereby reducing the number of electrical appliances, not only saving electric energy but also reducing its production cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1It is a schematic diagram of the three-dimensional structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the side cross-sectional structure of the utility model;

[0017] Figure 3 For this utility model Figure 2 Schematic diagram of the local enlarged structure at point A in the middle.

[0018] In the figure: 1. U-shaped frame; 2. universal wheel; 3. limiting wheel; 4. first brush head; 5. second brush head; 6. motor; 7. rotating shaft; 8. rotating rod; 9. first reversing gear; 10. second reversing gear; 11. protective cover; 12. first pulley; 13. second pulley; 14. transmission belt; 15. shielding curtain; 16. battery; 17. handrail. DETAILED DESCRIPTION

[0019] 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.

[0020] See also Figures 1 to 3 The utility model provides a technical solution: a steel structure hardness detection electric brush, including a U-shaped frame 1, the bottom four corners of the U-shaped frame 1 are symmetrically installed with universal wheels 2, the U-shaped frame 1 is connected to the inner side of the universal wheel 2 with a limited wheel 3, wherein,

[0021] A first brush head 4 is rotatably connected to the middle of the inner top of the U-shaped frame 1, a second brush head 5 is rotatably connected to the side wall of the U-shaped frame 1 corresponding to the first brush head 4, and a motor 6 is provided at the middle of the top of the U-shaped frame 1;

[0022] The shaft end of the motor 6 is fixedly connected to the first brush head 4 through the rotating shaft 7, and the rotating shaft 7 drives the second brush head 5 to rotate synchronously through the transmission mechanism. The openings at both ends of the U-shaped frame 1 are provided with shielding curtains 15;

[0023] Before the hardness test of the steel beam is carried out, its surface needs to be polished and smoothed, and the side of the steel beam is formed into an H shape. Then the U-shaped frame 1 is moved to the outside of the steel beam. The inner side of the U-shaped frame 1 is against the steel beam through the limiting wheel 3 to guide the movement of the U-shaped frame 1. At the same time, the motor 6 drives the first brush head 4 to rotate through the rotating shaft 7, and the rotating shaft 7 drives the second brush head 5 to rotate synchronously through the transmission mechanism, so that the top and side of the steel beam can be polished and cleaned at the same time, and then the steel beam is turned over and the bottom of the steel beam is polished. The electric brush drives the first brush head 4 and the second brush head 5 to polish the steel beam, replacing the traditional manual polishing, which effectively reduces the labor intensity of the staff. In addition, the shielding curtains 15 set at both ends of the U-shaped frame 1 can block the particles under grinding to prevent the particles and dust from spreading out and avoiding pollution to the workshop environment.

[0024] See also Figures 1 to 3 The transmission mechanism includes a rotating rod 8, and the rotating rod 8 is symmetrically connected to the top of both sides of the U-shaped frame 1. A first reversing gear 9 is installed on the outer side of the rotating shaft 7 corresponding to the rotating rod 8, and a second reversing gear 10 is fixedly connected to the end of the rotating rod 8 corresponding to the first reversing gear 9. A protective cover 11 is installed on the outer side of the U-shaped frame 1 close to the first reversing gear 9 and the second reversing gear 10. The motor 6 is installed on the top of the protective cover 11, and a first pulley 12 is fixedly connected to the end of the rotating rod 8 away from the second reversing gear 10. A second pulley 13 is installed on the shaft end of the second brush head 5 close to the outer side of the U-shaped frame 1. A transmission belt 14 is sleeved on the first pulley 12 and the second pulley 13. The first reversing gear 9 and the second reversing gear 10 are connected to the first reversing gear 9. The second reversing gears 10 are perpendicular to each other, and the first reversing gear 9 is meshed with the second reversing gear 10. When the motor 6 drives the first brush head 4 to rotate through the rotating shaft 7, the rotating shaft 7 drives the first reversing gear 9 to rotate. The first reversing gear 9 drives the second reversing gear 10 to rotate through meshing, so that the second reversing gear 10 drives the first pulley 12 to rotate through the rotating rod 8. The first pulley 12 drives the second pulley 13 to rotate through the transmission belt 14, so that the second pulley 13 drives the second brush head 5 to rotate. Through this transmission mechanism, the first brush head 4 and the second brush head 5 can be driven to rotate at the same time by a single motor 6, thereby reducing the number of electrical appliances, which not only saves electricity but also reduces its production cost.

[0025] See also Figures 1 to 3 The shielding curtain 15 is supported by rubber material, and the top of the shielding curtain 15 is fixedly connected to the U-shaped frame 1 by bonding. A battery 16 is installed on the top of the U-shaped frame 1 close to the motor 6, and a handrail 17 is installed on the top of the U-shaped frame 1 away from the battery 16. The battery 16 can power the electrical equipment, and the handrail 17 can facilitate the U-shaped frame 1 to move.

[0026] Working principle: This kind of electric brush for steel structure hardness detection needs to grind and smooth the surface of the steel beam before performing hardness detection on the steel beam, and form the side of the steel beam into an H shape, and then move the U-shaped frame 1 to the outside of the steel beam, and the inner side of the U-shaped frame 1 is against the steel beam through the limiting wheel 3 to guide the movement of the U-shaped frame 1, and at the same time, the motor 6 drives the first brush head 4 to rotate through the rotating shaft 7, and the rotating shaft 7 drives the second brush head 5 to rotate synchronously through the transmission mechanism, so as to grind and clean the top and side of the steel beam at the same time, and then turn the steel beam over to grind the bottom of the steel beam. The electric brush drives the first brush head 4 and the second brush head 5 to grind the steel beam flat by electrically driving the first brush head 4 and the second brush head 5, which replaces the traditional manual grinding, effectively reduces the labor intensity of the staff, and through the U-shaped The shielding curtains 15 arranged at both ends of the frame 1 can shield the particles after grinding to prevent the particles and dust from diffusing out and polluting the workshop environment. When the motor 6 drives the first brush head 4 to rotate through the rotating shaft 7, the rotating shaft 7 drives the first reversing gear 9 to rotate, and the first reversing gear 9 drives the second reversing gear 10 to rotate through meshing, so that the second reversing gear 10 drives the first pulley 12 to rotate through the rotating rod 8, and the first pulley 12 drives the second pulley 13 to rotate through the transmission belt 14, so that the second pulley 13 drives the second brush head 5 to rotate. Through this transmission mechanism, the first brush head 4 and the second brush head 5 can be driven to rotate at the same time by a single motor 6, thereby reducing the number of electrical appliances, not only saving electricity, but also reducing its production cost.

[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A steel structure hardness detection electric brush, comprising a U-shaped frame (1), characterized in that: Universal wheels (2) are symmetrically mounted at the four corners of the bottom of the U-shaped frame (1), and the U-shaped frame (1) is rotatably connected to the inner side of the universal wheels (2) with limited space wheels (3), wherein: A first brush head (4) is rotatably connected to the middle of the inner top of the U-shaped frame (1); a second brush head (5) is rotatably connected to the side wall of the U-shaped frame (1) corresponding to the first brush head (4); and a motor (6) is provided at the middle of the top of the U-shaped frame (1); The shaft end of the motor (6) is fixedly connected to the first brush head (4) via a rotating shaft (7); the rotating shaft (7) drives the second brush head (5) to rotate synchronously via a transmission mechanism; and shielding curtains (15) are provided at the openings at both ends of the U-shaped frame (1).

2. The electric brush for testing hardness of steel structure according to claim 1, characterized in that: The transmission mechanism comprises a rotating rod (8), the rotating rods (8) are symmetrically rotatably connected to the tops of both sides of the U-shaped frame (1), a first reversing gear (9) is installed on the outer side of the rotating shaft (7) corresponding to the rotating rod (8), and a second reversing gear (10) is fixedly connected to the end of the rotating rod (8) corresponding to the first reversing gear (9), a protective cover (11) is installed on the outer side of the U-shaped frame (1) close to the first reversing gear (9) and the second reversing gear (10), the motor (6) is installed on the top of the protective cover (11), the end of the rotating rod (8) away from the second reversing gear (10) is fixedly connected to the first belt pulley (12), and the shaft end of the second brush head (5) close to the outer side of the U-shaped frame (1) is installed with a second belt pulley (13), and the first belt pulley (12) and the second belt pulley (13) are sleeved with a transmission belt (14).

3. The electric brush for testing the hardness of a steel structure according to claim 2, characterized in that: The first reversing gear (9) and the second reversing gear (10) are perpendicular to each other, and the first reversing gear (9) and the second reversing gear (10) are meshed.

4. The electric brush for testing the hardness of a steel structure according to claim 1, characterized in that: The shielding curtain (15) is supported by a rubber material, and the top of the shielding curtain (15) is fixedly connected to the U-shaped frame (1) by bonding.

5. The electric brush for testing hardness of steel structure according to claim 1, characterized in that: A storage battery (16) is installed on the top of the U-shaped frame (1) close to the motor (6), and a handrail (17) is installed on the top of the U-shaped frame (1) away from the storage battery (16).

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