A noise reduction type concrete mixing device for building construction

Abstract

The utility model relates to the field of building technology, and in particular to a noise-reducing type concrete mixing device for building construction. The device comprises a main box body, a mixing chamber, an upper wall of the mixing chamber is rotatably provided with a rotating shaft, an outer circumferential surface of the rotating shaft is fixedly provided with a mixing frame, the mixing frame plays a mixing role, a front end surface of the mixing frame is fixedly provided with a scraper, and the scraper plays a role of scraping the concrete stuck on the inner wall of the mixing chamber, a shock-absorbing frame is fixedly provided on the lower end surface of the main box body, a chassis is provided on the lower side of the shock-absorbing frame, a shock-absorbing chamber is provided in the chassis, a plurality of shock-absorbing springs that can be telescopically moved and evenly distributed are fixedly provided on the lower wall of the shock-absorbing chamber, a plurality of dampers that are evenly distributed are fixedly provided on the lower wall of the shock-absorbing chamber, so that the sound-insulating frame and the chassis form surrounding protection and noise reduction, thereby further preventing a large amount of noise from leaking out during the mixing process, thereby reducing the impact on surrounding workers, thereby ensuring the safety and health of the workers, and thus ensuring the practicability and noise reduction of the device.

Description

Technical Field

[0001] The utility model relates to the technical field of construction, in particular to a noise reduction type building construction concrete mixing device. Background Art

[0002] In construction, concrete mixing devices are needed to mix concrete. Concrete mixing devices are machines that mix cement, sand and gravel aggregates and water to make concrete mixture. They are mainly composed of mixing drums, feeding and unloading mechanisms, water supply systems, prime movers, transmission mechanisms, racks and support devices. Existing construction concrete mixing devices often generate a lot of noise during use, which further affects the health of workers and generates vibrations during the mixing process, which can damage the road surface under construction. Utility Model Content

[0003] The purpose of the utility model is to provide a noise reduction type building construction concrete mixing device, which is used to overcome the above-mentioned defects in the prior art.

[0004] According to the utility model, a noise reduction type construction concrete mixing device comprises a main box body, a mixing chamber is arranged in the main box body, a rotating shaft is rotatably arranged on the upper wall of the mixing chamber, a mixing frame is fixedly arranged on the outer circumferential surface of the rotating shaft, the mixing frame plays a mixing role, a scraper is fixedly arranged on the front end surface of the mixing frame, and the scraper plays a role of scraping the concrete stuck on the inner wall of the mixing chamber, a shock-absorbing frame is fixedly arranged on the lower end surface of the main box body, a chassis is arranged on the lower side of the shock-absorbing frame, a shock-absorbing chamber is arranged in the chassis, a plurality of groups of shock-absorbing springs that can be telescopically moved and evenly distributed are fixedly arranged on the lower wall of the shock-absorbing chamber, a plurality of groups of dampers that are evenly distributed are fixedly arranged on the lower wall of the shock-absorbing chamber, and the dampers play a role of reducing buffering, two groups of sound insulation frames that can move towards each other are arranged on the left and right sides of the main box body, and the sound insulation frames play a role of noise reduction.

[0005] In some embodiments, a docking tube is fixedly provided on the upper end surface of the main housing, a rotating motor is fixedly provided inside the upper wall of the stirring chamber, and the upper end surface of the rotating shaft is dynamically connected to the rotating motor.

[0006] In some embodiments, a threaded cavity connected to the outside world is provided in the chassis, a threaded screw is rotatably provided between the left and right walls of the threaded cavity, a threaded motor is fixedly provided in the left wall of the threaded cavity, the left end face of the threaded screw is dynamically connected to the threaded motor, and the outer circular surface of the threaded screw is provided with two groups of threaded sliders with opposite threads and capable of moving toward each other, and the rear end face of the threaded slider is fixedly connected to the sound insulation frame.

[0007] In some embodiments, a controller is fixedly provided on the right end surface of the chassis, and the controller plays a cooperative role in regulating various movements.

[0008] In some embodiments, a rubber ring is fixedly provided in the shock-absorbing cavity and surrounds the shock-absorbing frame, a pneumatic butterfly valve is fixedly provided on the lower end surface of the main box body, and a discharge pipe is fixedly provided on the lower end surface of the pneumatic butterfly valve.

[0009] Compared with the prior art, the advantages of the utility model are:

[0010] 1. The utility model injects concrete raw materials and water through the butt pipe, and then the rotating motor starts to start, thereby driving the rotating shaft to start rotating, thereby driving the mixing frame to start mixing the concrete raw materials and water, thereby achieving rapid fusion of the concrete raw materials and water. At the same time, the scraper follows the mixing frame to perform turnover motion, thereby scraping off the concrete raw materials adhering to the inner wall of the mixing chamber, thereby preventing the problem of uneven mixing and adhesion.

[0011] 2. The utility model starts by starting a threaded motor, thereby driving the threaded screw to start rotating, thereby driving two sets of threaded sliders with opposite threads and capable of moving toward each other to start moving toward each other, and then the sound insulation frame begins to cover the main box body, so that the sound insulation frame and the chassis form a surrounding protection and noise reduction, thereby further preventing a large amount of noise from leaking out during the mixing process, thereby reducing the impact on surrounding workers, thereby ensuring the safety and health of the workers, and thus ensuring the practicability and noise reduction of the device.

[0012] 3. The utility model realizes that the rotating shaft and the mixer frame often generate certain vibrations during the mixing process, and the vibrations are transmitted to the main box and the shock-absorbing frame. At the same time, the shock-absorbing frame starts to move up and down, thereby mobilizing the damper and the shock-absorbing spring to start up and down buffering, thereby achieving shock reduction, further reducing the vibration of the construction road surface, and ensuring the stability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a left view of the utility model;

[0014] Figure 2 It is a right view of the utility model;

[0015] Figure 3 It is a front view of the utility model;

[0016] Figure 4 This utility model Figure 3 Schematic diagram of AA in the middle;

[0017] Figure 5 This utility model Figure 3Schematic diagram of the middle BB;

[0018] Figure 6 This utility model Figure 4 A partial enlarged schematic diagram of the middle damper component.

[0019] In the figure:

[0020] 11. Main box; 12. Mixing chamber; 13. Rotating motor; 14. Rotating shaft; 15. Mixing frame; 16. Scraper; 17. Docking pipe; 18. Shock-absorbing frame; 19. Chassis; 20. Shock-absorbing chamber; 21. Rubber ring; 22. Pneumatic butterfly valve; 23. Discharge pipe; 24. Threaded motor; 25. Threaded screw; 26. Threaded slider; 27. Soundproof frame; 28. Threaded chamber; 29. ​​Controller; 30. Damper; 31. Shock-absorbing spring. DETAILED DESCRIPTION

[0021] 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.

[0022] Embodiment 1

[0023] See also Figure 1-Figure 6 , is the first embodiment of the utility model, which provides an embodiment of a noise-reducing construction concrete mixing device, including a main box body 11, a mixing chamber 12 is arranged in the main box body 11, a rotating shaft 14 is rotatably arranged on the upper wall of the mixing chamber 12, a mixing frame 15 is fixedly arranged on the outer circumference of the rotating shaft 14, the mixing frame 15 plays a mixing role, a scraper 16 is fixedly arranged on the front end surface of the mixing frame 15, and the scraper 16 plays a role of scraping the concrete adhering to the inner wall of the mixing chamber 12, the main box A shock-absorbing frame 18 is fixedly provided on the lower end surface of the body 11, a chassis 19 is provided on the lower side of the shock-absorbing frame 18, a shock-absorbing cavity 20 is provided in the chassis 19, a plurality of groups of shock-absorbing springs 31 that can telescopically move and are evenly distributed are fixedly provided on the lower wall of the shock-absorbing cavity 20, a plurality of groups of dampers 30 that are evenly distributed are fixedly provided on the lower wall of the shock-absorbing cavity 20, and the dampers 30 play a role in reducing the buffering, and two groups of sound insulation frames 27 that can move toward each other are provided on the left and right sides of the main box body 11, and the sound insulation frames 27 play a role in reducing noise.

[0024] A butt joint 17 is fixedly disposed on the upper end surface of the main housing 11 , a rotary motor 13 is fixedly disposed in the upper wall of the stirring chamber 12 , and the upper end surface of the rotary shaft 14 is dynamically connected to the rotary motor 13 .

[0025] The chassis 19 is provided with a threaded cavity 28 connected to the outside world, a threaded screw 25 is rotatably provided between the left and right walls of the threaded cavity 28, a threaded motor 24 is fixedly provided in the left wall of the threaded cavity 28, the left end face of the threaded screw 25 is dynamically connected to the threaded motor 24, and the outer cylindrical surface of the threaded screw 25 is provided with two groups of threaded sliders 26 with opposite threads and capable of moving toward each other, and the rear end face of the threaded slider 26 is fixedly connected to the sound insulation frame 27.

[0026] A controller 29 is fixedly disposed on the right end surface of the chassis 19, and the controller 29 plays a cooperative role in regulating various movements.

[0027] A rubber ring 21 is fixedly disposed in the shock-absorbing cavity 20 and surrounds the shock-absorbing frame 18 . A pneumatic butterfly valve 22 is fixedly disposed on the lower end surface of the main box body 11 . A discharge pipe 23 is fixedly disposed on the lower end surface of the pneumatic butterfly valve 22 .

[0028] Specific workflow:

[0029] When in use, concrete raw materials and water are injected through the docking pipe 17, and the rotating motor 13 starts to start, thereby driving the rotating shaft 14 to start rotating, thereby driving the mixing frame 15 to start mixing the concrete raw materials and water, thereby achieving rapid fusion of the concrete raw materials and water. At the same time, the scraper 16 follows the mixing frame 15 to perform a turnover motion, thereby scraping off the concrete raw materials adhering to the inner wall of the mixing chamber 12.

[0030] When concrete raw materials and water are put in, the threaded motor 24 starts to start, thereby driving the threaded screw 25 to start rotating, thereby driving the two sets of threaded sliders 26 with opposite threads and capable of moving toward each other to start moving toward each other, and the sound insulation frame 27 starts to cover the main box body 11, so that the sound insulation frame 27 and the chassis 19 form a surrounding protection and noise reduction, thereby further preventing a large amount of noise from leaking out during the mixing process.

[0031] During the mixing process, the rotating shaft 14 and the mixing frame 15 often generate certain vibrations, which are transmitted to the main box body 11 and the shock-absorbing frame 18. At the same time, the shock-absorbing frame 18 starts to move up and down, thereby mobilizing the damper 30 and the shock-absorbing spring 31 to start up and down buffering, thereby achieving shock reduction.

[0032] The above description is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any changes or modifications made by any technician in the field of the present invention are included in the patent scope of the present invention.

Claims

1. A noise-reducing concrete mixing device for construction, comprising a main box (11), characterized in that: A stirring chamber (12) is provided in the main housing (11), a rotating shaft (14) is rotatably provided on the upper wall of the stirring chamber (12), a stirring frame (15) is fixedly provided on the outer circumferential surface of the rotating shaft (14), a scraper (16) is fixedly provided on the front end surface of the stirring frame (15), a shock-absorbing frame (18) is fixedly provided on the lower end surface of the main housing (11), and a chassis (19) is provided on the lower side of the shock-absorbing frame (18); A shock-absorbing chamber (20) is provided in the chassis (19), a plurality of groups of shock-absorbing springs (31) that are telescopically movable and evenly distributed are fixedly provided on the lower wall of the shock-absorbing chamber (20), a plurality of groups of dampers (30) that are evenly distributed are fixedly provided on the lower wall of the shock-absorbing chamber (20), and two groups of sound-insulating frames (27) that are movable toward each other are provided on the left and right sides of the main box body (11).

2. A noise reduction type construction concrete mixing device according to claim 1, characterized in that: A butt joint (17) is fixedly provided on the upper end surface of the main housing (11), a rotating motor (13) is fixedly provided inside the upper wall of the stirring chamber (12), and the upper end surface of the rotating shaft (14) is dynamically connected to the rotating motor (13).

3. The noise reduction type construction concrete mixing device according to claim 1, characterized in that: The chassis (19) is provided with a threaded cavity (28) connected to the outside, a threaded screw (25) is rotatably provided between the left and right walls of the threaded cavity (28), a threaded motor (24) is fixedly provided in the left wall of the threaded cavity (28), the left end face of the threaded screw (25) is dynamically connected to the threaded motor (24), the outer circumferential surface of the threaded screw (25) is provided with two groups of threaded sliders (26) with opposite threads and capable of moving toward each other, and the rear end face of the threaded slider (26) is fixedly connected to the sound insulation frame (27).

4. The noise reduction type construction concrete mixing device according to claim 1, characterized in that: A controller (29) is fixedly provided on the right end surface of the chassis (19).

5. The noise reduction type construction concrete mixing device according to claim 1, characterized in that: A rubber ring (21) is fixedly provided in the shock-absorbing chamber (20) and surrounds the shock-absorbing frame (18); a pneumatic butterfly valve (22) is fixedly provided on the lower end surface of the main box body (11); and a discharge pipe (23) is fixedly provided on the lower end surface of the pneumatic butterfly valve (22).

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