Concrete crushing construction mechanism

Abstract

The utility model discloses a concrete crushing construction mechanism which comprises a shell, transverse rods are fixedly connected to the left end and the right end of the shell, threaded rods are installed on the transverse rods, a rotating handle is fixedly connected to the upper ends of the threaded rods, a pressing disc is fixedly connected to the lower ends of the threaded rods, and a watering assembly is installed at the lower end of the inner side of the shell. A supporting frame is fixedly connected to the upper end of the inner side of the shell, an electric push rod is fixedly connected to the lower end of the supporting frame, a vibration motor is fixedly connected to the lower end of the electric push rod, a shock absorber is installed at the lower end of the vibration motor, and a crushing steel chisel is installed at the lower end of the shock absorber. According to the concrete crushing construction mechanism, raised dust generated during working is restrained through the water spraying device, personnel injury caused by splashing granular gravel can be effectively prevented, the crushing position can be conveniently positioned, and the influence of vibration on the device during crushing is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of concrete crushing, in particular to a concrete crushing construction mechanism. Background Art

[0002] At present, in building construction, it is often necessary to crush the old and severely damaged concrete before construction can be carried out. The existing concrete crushing is mainly carried out by drilling rigs.

[0003] For example, patent number CN210522736U discloses a concrete crusher for construction, which includes two support plates, one side of the two support plates close to each other is fixedly installed with a same fixed seat, a motor is fixedly installed on the top of the fixed seat, a rotating hole is opened on the fixed seat, the output shaft of the motor extends into the rotating hole and is fixedly installed with a rotating rod, the bottom end of the rotating rod extends to the bottom of the fixed seat, and the two support plates are close to each other. The same drill rod is arranged on the side, the drill rod is located below the fixed seat, a drill bit is fixedly installed at the bottom of the drill rod, and a telescopic slot is opened on the top of the drill rod. The utility model has a simple structure and is easy to use. It can realize the rotation of the drill bit up and down to continuously crush concrete, and can improve the crushing efficiency of concrete.

[0004] The concrete crusher in this patent lacks a sprinkler assembly, and a large amount of dust will be generated during use, which will make the construction site environment poor and seriously endanger the lung health of the workers. In addition, the lack of a fixed device will cause the vibration caused by the concrete crushing work, which may cause the device to move, affecting the stability of the device and reducing its practicality. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a concrete crushing construction mechanism, which solves the problem that the lack of a sprinkler assembly causes a large amount of dust to be generated during use, thereby making the construction site environment poor and seriously endangering the health of the workers' lungs. In addition, the lack of a fixed device causes the shaking caused by the concrete crushing work to cause the device to move, affecting the stability of the device and resulting in low practicality.

[0006] To achieve the above objectives, the utility model is implemented through the following technical solutions: a concrete crushing construction mechanism, including a shell, a moving wheel is arranged at the lower end of the shell, a cross bar is fixedly connected to the left and right ends of the shell, a threaded rod is installed on the cross bar, a rotating handle is fixedly connected to the upper end of the threaded rod, a pressing plate is fixedly connected to the lower end of the threaded rod, a water tank is fixedly connected to the rear side of the upper end of the shell, a sprinkler assembly is installed at the lower end of the inner side of the shell, a support frame is fixedly connected to the upper end of the inner side of the shell, an electric push rod is fixedly connected to the lower end of the support frame, and a A vibration motor, a shock absorber is installed at the lower end of the vibration motor, a crushing steel chisel is installed at the lower end of the shock absorber, a fixing plate is installed on the inner side of the shell, a fixing rod is installed on the surface of the fixing plate, a transmission plate is slidably connected to the fixing rod, a shock-absorbing spring is fixedly connected to the lower end of the transmission plate, a return spring is fixedly connected to the upper end of the transmission plate, an end of the transmission plate away from the fixing rod is fixedly connected to the vibration motor, a first control switch is installed on the upper end of the support frame located on the right side of the shell, a second control switch is installed on the left side of the first control switch, and a third control switch is installed on the left side of the second control switch.

[0007] Preferably, the shell is designed in a U-shaped structure, and a cart handle is fixedly connected to the rear end of the shell.

[0008] Preferably, the cross rod and the threaded rod are threadedly connected, and the lower end of the clamping plate is provided with anti-slip teeth.

[0009] Preferably, two groups of fixing plates are fixedly connected to the left and right sides of the inner side of the shell respectively, and each group of fixing plates is provided with two fixing plates, and the two fixing plates are fixedly connected to the upper and lower ends of the fixing rod respectively.

[0010] Preferably, the sprinkler assembly includes a sprinkler head, a water diversion port and a micro water pump, the sprinkler head is fixedly connected to the lower end of the inner side of the shell, the water diversion port is arranged behind the sprinkler head and inside the shell, a micro water pump is arranged above the water diversion port, and the micro water pump and water tank, the micro water pump and water diversion port, and the water diversion port and the sprinkler head are all connected by pipes.

[0011] Preferably, the first control switch is electrically connected to the electric push rod, the second control switch is electrically connected to the vibration motor, and the third control switch is electrically connected to the micro water pump.

[0012] Beneficial Effects

[0013] The utility model provides a concrete crushing construction mechanism. Compared with the prior art, it has the following beneficial effects:

[0014] 1. The concrete crushing construction mechanism is provided with a water tank, a sprinkler nozzle, a water outlet and a micro water pump. When the device is not working, the water tank is filled with water and the water inlet of the water tank is closed. When the device is working, by pressing the third control switch, the micro water pump starts to work, and the water in the water tank is pumped into the water outlet through the pipeline, and then the water is transmitted to each sprinkler nozzle through the connection of the pipeline, and the water is sprayed above the working position of the device. The water can effectively absorb the dust generated in the concrete crushing process, play a role in suppressing dust, enhance dust removal, and improve practicality. Since the shell is set as a U-shaped structure, it can effectively prevent the splashing of particles of sand and gravel during concrete crushing to cause injuries to personnel, thereby improving the safety of the device;

[0015] 2. The concrete crushing construction mechanism is provided with a cross bar, a threaded rod, a rotating handle and a compression plate. When the device is ready for work, the staff pushes the device to the designated working position, and by twisting the rotating handles on both sides of the device, the rotating handles drive the threaded rods to rotate, and then the threaded connection between the threaded rods and the cross bar drives the compression plate to move downward. When the rotating handles are tightened, the compression plate is already in contact with the ground, so that the device is fixed. In addition, anti-slip teeth are provided under the compression plate, which can achieve more secure fixation. Together with the moving wheels and the cart handle, it is more convenient for the staff to control the movement of the device and the positioning of the crushing position, thereby improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0017] Figure 2 This is a front view structural schematic diagram of the utility model;

[0018] Figure 3 It is a schematic diagram of the three-dimensional structure of the sprinkler assembly of the utility model.

[0019] In the figure: 1. shell; 2. moving wheel; 3. cross bar; 4. threaded rod; 5. turning handle; 6. clamping plate; 61. anti-skid teeth; 7. water tank; 8. sprinkler assembly; 81. sprinkler nozzle; 82. water outlet; 83. micro water pump; 9. support frame; 10. electric push rod; 11. vibration motor; 12. shock absorber; 13. crushing steel chisel; 14. fixing plate; 15. fixing rod; 16. transmission plate; 17. shock-absorbing spring; 18. return spring; 19. first control switch; 20. second control switch; 21. third control switch; 22. cart 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 a technical solution: a concrete crushing construction mechanism, including a shell 1, the shell 1 is designed in a U-shaped structure, the rear end of the shell 1 is fixedly connected to a trolley handle 22, the lower end of the shell 1 is provided with a moving wheel 2, the left and right ends of the shell 1 are fixedly connected to a cross bar 3, a threaded rod 4 is installed on the cross bar 3, the upper end of the threaded rod 4 is fixedly connected to a turning handle 5, the lower end of the threaded rod 4 is fixedly connected to a clamping plate 6, the cross bar 3 and the threaded rod 4 are threadedly connected, and the lower end of the clamping plate 6 is provided with an anti-slip tooth 61. When the device is ready to work, the staff pushes the device to push the device to the working finger The screw rod 4 is screwed to the ground by the screw handle 5 on both sides of the device, and the screw rod 4 is screwed to the cross bar 3 to drive the compression plate 6 to move downward. When the screw handle 5 is tightened, the compression plate 6 is already in contact with the ground, and the device is fixed. In addition, anti-slip teeth 61 are provided under the compression plate 6, which can achieve more secure fixation. In this way, when the device is working, the vibration caused by the crushing of concrete has less effect on the movement of the device. In addition, with the moving wheels 2 and the cart handle 22, it is more convenient for the staff to control the movement of the device and the positioning of the crushing position, thereby improving work efficiency.

[0022] A water tank 7 is fixedly connected to the rear side of the upper end of the shell 1, and a sprinkler assembly 8 is installed at the lower end of the inner side of the shell 1. The sprinkler assembly 8 includes a sprinkler head 81, a water diversion port 82 and a micro water pump 83. The sprinkler head 81 is fixedly connected to the lower end of the inner side of the shell 1, and the water diversion port 82 is arranged behind the sprinkler head 81 and inside the shell 1. A micro water pump 83 is arranged above the water diversion port 82. The micro water pump 83 and the water tank 7, the micro water pump 83 and the water diversion port 82, and the water diversion port 82 and the sprinkler head 81 are all connected through pipes. When the device is not working, fill the water tank 7 with water and turn it off. The water inlet of the water tank 7 is closed. When the device is working, by pressing the third control switch 21, the micro water pump 83 starts to work, and the water in the water tank 7 is pumped into the water outlet 82 through the pipeline, and then the water is transmitted to each sprinkler head 81 through the connection of the pipeline, and the water is sprayed above the working position of the device. The water will effectively absorb the dust generated during the concrete crushing process, play a role in suppressing the dust, and improve the practicality. Since the shell 1 is set as a U-shaped structure, it is effective to prevent the splashing of granular sand and gravel when the concrete is crushed to cause injuries to people, thereby improving the safety of the device.

[0023] A support frame 9 is fixedly connected to the upper end of the inner side of the shell 1, and an electric push rod 10 is fixedly connected to the lower end of the support frame 9. A vibration motor 11 is fixedly connected to the lower end of the electric push rod 10. A shock absorber 12 is installed at the lower end of the vibration motor 11, and a crushing steel chisel 13 is installed at the lower end of the shock absorber 12. A fixing plate 14 is installed on the inner side of the shell 1, and a fixing rod 15 is installed on the surface of the fixing plate 14. Two groups of fixing plates 14 are fixedly connected to the left and right sides of the inner side of the shell 1, and each group of fixing plates 14 is provided with two. The two fixing plates 14 are fixedly connected to the upper and lower ends of the fixing rod 15, respectively. A transmission plate 16 is slidably connected to the fixing rod 15, and a shock-absorbing spring 17 is fixedly connected to the lower end of the transmission plate 16. A return spring 18 is fixedly connected to the upper end of the transmission plate 16. The end of the transmission plate 16 away from the fixing rod 15 is fixedly connected to the vibration motor 11. A first control switch 19 is installed on the upper end of the support frame 9 located on the right side of the shell 1. The first control A second control switch 20 is installed on the left side of the control switch 19, and a third control switch 21 is installed on the left side of the second control switch 20. The first control switch 19 is electrically connected to the electric push rod 10, the second control switch 20 is electrically connected to the vibration motor 11, and the third control switch 21 is electrically connected to the micro water pump 83. When the device is working, the first control switch 19 controls the extension and retraction of the electric push rod 10, driving the crushing steel drill 13 to reach the desired working point, and the vibration motor 11 is started by the second control switch 20. After the vibration motor 11 operates through the shock absorber 12, it drives the crushing steel drill 13 to vibrate up and down, thereby crushing the concrete. During the crushing process, the vibration of the device is effectively alleviated through the interaction of the shock-absorbing spring 17 and the return spring 18, and the return spring 18 can pull the shock-absorbing spring 17, which can effectively reduce the pressure of the shock-absorbing spring 17 and extend the service life of the shock-absorbing spring 17.

[0024] When working, the staff first pushes the trolley handle 22 to make the moving wheel 2 drive the shell 1 to move, which is convenient for the staff to move the device and push the device to the designated working position. By twisting the rotating handles 5 on both sides of the device, the rotating handles 5 drive the threaded rod 4 to rotate, and then the threaded connection between the threaded rod 4 and the cross bar 3 drives the downward movement of the clamping plate 6. When the rotating handles 5 are tightened, the clamping plate 6 has been in contact with the ground, and the fixation of the device is achieved. In addition, anti-slip teeth 61 are provided under the clamping plate 6, which can be fixed more firmly. In this way, when the device is working, the vibration caused by the crushing of concrete has less impact on the movement of the device, and the stability of the device is enhanced. With the moving wheels 2 and the trolley handle 22, the staff can more conveniently control the movement of the device and the positioning of the crushing position, thereby improving the working efficiency. When the device is not working, fill the water tank 7 with water and close the water filling port of the water tank 7. When the device is working, the extension and retraction of the electric push rod 10 is controlled by the first control switch 19 to drive the crushing steel drill 13 to reach the desired working point, and the vibration motor 11 is started by the second control switch 20. The vibration motor 11 avoids After the vibration device 12 is operated, it drives the crushing steel chisel 13 to vibrate up and down, thereby crushing the concrete. During the crushing process, the vibration of the device is effectively alleviated through the interaction of the shock-absorbing spring 17 and the return spring 18, and the return spring 18 can pull the shock-absorbing spring 17, which can effectively reduce the pressure of the shock-absorbing spring 17 and extend the service life of the shock-absorbing spring 17. By pressing the third control switch 21, the micro water pump 83 starts to work, and the water in the water tank 7 is pumped into the water outlet 82 through the pipeline, and then the water is transmitted to each sprinkler head 81 through the connection of the pipeline, and the water is sprayed above the working position of the device. The water will effectively absorb the dust generated during the concrete crushing process, play a role in suppressing dust, enhance dust removal, and improve practicality. In addition, the housing 1 is set as a U-shaped structure, which effectively prevents the splashing of particles and sand when the concrete is crushed, causing injuries to personnel, and improves the safety of the device. After completing the work, turn off the second control switch 20 and the third control switch 21, turn the handle 5, restore the compression plate 6, and push the cart handle 22 to retract the device.

[0025] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

Claims

1. A concrete crushing construction mechanism, comprising a housing (1), characterized in that: The lower end of the shell (1) is provided with a moving wheel (2), the left and right ends of the shell (1) are fixedly connected to a cross bar (3), the cross bar (3) is mounted with a threaded rod (4), the upper end of the threaded rod (4) is fixedly connected to a rotating handle (5), the lower end of the threaded rod (4) is fixedly connected to a pressing plate (6), the rear side of the upper end of the shell (1) is fixedly connected to a water tank (7), the lower end of the inner side of the shell (1) is mounted with a sprinkler assembly (8), the upper end of the inner side of the shell (1) is fixedly connected to a support frame (9), the lower end of the support frame (9) is fixedly connected to an electric push rod (10), the lower end of the electric push rod (10) is fixedly connected to a vibration motor (11), the lower end of the vibration motor (11) is mounted with a shock absorber (12), the shock absorber (1 A crushing steel chisel (13) is installed at the lower end of the support frame (9), a fixing plate (14) is installed inside the housing (1), a fixing rod (15) is installed on the surface of the fixing plate (14), a transmission plate (16) is slidably connected to the fixing rod (15), a shock absorbing spring (17) is fixedly connected to the lower end of the transmission plate (16), a return spring (18) is fixedly connected to the upper end of the transmission plate (16), an end of the transmission plate (16) away from the fixing rod (15) is fixedly connected to the vibration motor (11), a first control switch (19) is installed at the upper end of the support frame (9) on the right side of the housing (1), a second control switch (20) is installed on the left side of the first control switch (19), and a third control switch (21) is installed on the left side of the second control switch (20).

2. A concrete crushing construction mechanism according to claim 1, characterized in that: The shell (1) is designed to be U-shaped, and a cart handle (22) is fixedly connected to the rear end of the shell (1).

3. A concrete crushing construction mechanism according to claim 1, characterized in that: The cross bar (3) and the threaded rod (4) are threadedly connected, and the lower end of the pressing plate (6) is provided with anti-slip teeth (61).

4. A concrete crushing construction mechanism according to claim 1, characterized in that: Two groups of fixing plates (14) are fixedly connected to the left and right sides of the inner side of the shell (1), respectively. Each group of fixing plates (14) is provided with two fixing plates. The two fixing plates (14) are fixedly connected to the upper and lower ends of the fixing rod (15), respectively.

5. A concrete crushing construction mechanism according to claim 1, characterized in that: The watering assembly (8) comprises a watering nozzle (81), a water outlet (82) and a micro water pump (83); the watering nozzle (81) is fixedly connected to the lower end of the inner side of the housing (1); the water outlet (82) is arranged behind the watering nozzle (81) and inside the housing (1); a micro water pump (83) is arranged above the water outlet (82); the micro water pump (83) and the water tank (7), the micro water pump (83) and the water outlet (82), and the water outlet (82) and the watering nozzle (81) are all connected via pipes.

6. A concrete crushing construction mechanism according to claim 5, characterized in that: The first control switch (19) is electrically connected to the electric push rod (10), the second control switch (20) is electrically connected to the vibration motor (11), and the third control switch (21) is electrically connected to the micro water pump (83).

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