Construction waste crushing device

Abstract

The utility model relates to the technical field of smashing devices, and discloses a construction waste smashing device which comprises a smashing machine, an L-shaped frame is fixedly installed on one side of the smashing machine, a first smashing roller, a second smashing roller and a spiral blade are arranged in an inner cavity of the smashing machine, a push rod motor is fixedly installed on the surface of the top of the L-shaped frame, and a pressing block is arranged on the lower portion of the L-shaped frame. The driving end of the push rod motor rotationally penetrates through the L-shaped frame and is fixedly connected with the top of the pressing block. According to the technical scheme, the construction waste above the first crushing roller is extruded through the pressing block, and the problems that when too much construction waste is accumulated, due to the fact that no extrusion structure exists, the construction waste crushing time is shortened, and the working effect is obviously reduced are solved; and the construction waste is crushed repeatedly through the first crushing roller, the second crushing roller and the spiral blade, so that the construction waste is crushed more thoroughly, the problem that the crushing efficiency is reduced due to the fact that the number of the crushing rollers is not enough when the construction waste is too much is solved, and the working efficiency is further improved.

Description

Technical Field

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

[0002] Construction waste is a general term for waste materials such as slag, waste concrete, waste bricks and stones generated in construction projects. If these wastes are simply piled up, they will cause serious environmental pollution. In order to reduce the pollution of construction waste to the environment, construction waste is usually poured into a crusher for crushing and screening, and then the crushed materials are processed and reused.

[0003] The existing patent (publication number: CN215783683U) is a construction waste crushing device, including a crushing body, an observation window, a support column, a feed pipe, a feed port, a fixed bearing, a rotating shaft, a grinding motor, a grinding roller, a grinding part, a rotating shaft, a transmission wheel, a transmission belt, a crushing motor, a crushing roller, a limit part, a crushing part, a guide plate, a discharge port, a storage box, a guide pipe, an extraction pump, a transmission pipe and an extraction port.

[0004] In the process of realizing the utility model, the inventors found that there are at least the following problems in the prior art that have not been solved: the utility model can completely crush the construction waste, and can also extract the dust generated by the construction crushing through the extraction pump, the transmission pipe and the extraction port to prevent it from entering the human body and causing harm, but when there is too much construction waste accumulated at the feed port, due to the lack of an extrusion structure, the time and work effect of crushing the construction waste are significantly reduced, and when there is too much construction waste, the crushing efficiency will be reduced through the two crushing rollers, further reducing the work efficiency. Utility Model Content

[0005] The purpose of the present application is to provide a construction waste crushing device to solve the problems raised in the background technology.

[0006] To achieve the above-mentioned objectives, the present application provides the following technical solutions: a construction waste crushing device, comprising a crusher, an L-shaped frame fixedly installed on one side of the crusher, a push rod motor fixedly installed on the top surface of the L-shaped frame, a pressure block arranged at the lower part of the L-shaped frame, a driving end of the push rod motor rotates through the L-shaped frame and is fixedly connected to the top of the pressure block, a third driving motor is fixedly installed on the outer wall of the L-shaped frame, a first crushing roller, a second crushing roller and a spiral blade are arranged in the inner cavity of the crusher, a first driving motor is fixedly installed on the outer wall of the crusher, a second driving motor is fixedly installed on the outer wall of the crusher below the first driving motor, the driving ends of the first driving motor and the second driving motor both rotate through the inner wall of the crusher and are fixedly connected to one side of the first crushing roller and the second crushing roller respectively, a spiral blade is arranged below the second crushing roller, and the driving end of the third driving motor rotates through the L-shaped frame and the crusher and is fixedly connected to one side of the spiral blade.

[0007] By adopting the above technical solution, providing a compaction structure is conducive to improving the crushing speed, and the crushing is made more thorough by using multiple crushing structures.

[0008] As an optional solution of the technical solution of the present application, a grinding plate is fixedly installed on the inner wall of the grinder below the spiral blade, and the length of the grinding plate is equal to the length of the spiral blade.

[0009] By adopting the above technical solution, greater friction is provided, making it easier to discharge the crushed garbage.

[0010] As an optional solution to the technical solution of the present application, a shock absorbing mechanism is fixedly installed at the four corners of the bottom of the grinder, and the shock absorbing mechanism includes a first sleeve, a second sleeve, a spring and a pad. The second sleeve is sleeved in the first sleeve, and the pad is fixedly installed on the bottom surface of the second sleeve. The spring is fixedly installed in the inner cavity of the first sleeve and the second sleeve, and the upper part of the spring is fixedly installed on the bottom surface of the grinder, and the other end is fixedly installed on the top surface of the pad.

[0011] By adopting the above technical solution, the stability of the crusher is improved.

[0012] As an optional solution of the technical solution of the present application, a feed port is provided on the upper portion of the pulverizer, and a discharge port is provided on a side of the pulverizer away from the third drive motor.

[0013] As an optional solution of the technical solution of the present application, a screen is detachably connected between the grinding plate and both sides of the discharge port, a collecting box is detachably connected to the lower part of the screen, and a handle is fixedly installed on one side of the collecting box.

[0014] By adopting the above technical solution, it is convenient to collect the powder after crushing the construction waste.

[0015] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0016] The technical solution of the present application, through the setting of a push rod motor, a pressure block, a first crushing roller, a second crushing roller and a spiral blade, squeezes the construction waste above the first crushing roller through the pressure block, thereby solving the problem that when there is too much construction waste, the time and work effect of crushing the construction waste are significantly reduced due to the lack of a squeezing structure. The first crushing roller, the second crushing roller and the spiral blades are used to repeatedly crush the construction waste so that the construction waste is crushed more thoroughly, solving the problem that when there is too much construction waste, the number of crushing rollers is insufficient, resulting in a decrease in crushing efficiency, and further improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

[0018] Figure 1 This is a schematic diagram of the internal structure of a construction waste crushing device in this utility model;

[0019] Figure 2 A top view showing the connection between the first crushing roller, the second crushing roller, the first driving motor and the second driving motor of a construction waste crushing device according to the present invention;

[0020] Figure 3 This is a front view of the spring of a construction waste crushing device.

[0021] In the figure: 1. crusher; 101. feed port; 102. discharge port; 2. L-shaped frame; 201. push rod motor; 202. briquetting; 3. first crushing roller; 301. second crushing roller; 302. first drive motor; 303. second drive motor; 4. spiral blade; 401. third drive motor; 402. grinding plate; 403. screen; 404. collecting box; 405. handle; 5. first sleeve; 501. second sleeve; 502. spring; 503. pad. DETAILED DESCRIPTION

[0022] See also Figure 1 and Figure 2An L-shaped frame 2 is fixedly installed on one side of the crusher 1, a push rod motor 201 is fixedly installed on the top surface of the L-shaped frame 2, a pressure block 202 is arranged at the lower part of the L-shaped frame 2, the driving end of the push rod motor 201 rotates and passes through the L-shaped frame 2 and is fixedly connected with the top of the pressure block 202, so that the construction waste can be squeezed downward, a third driving motor 401 is fixedly installed on the outer wall of the L-shaped frame 2, and the inner cavity of the crusher 1 is provided with a first crushing roller 3, a second crushing roller 301 and a spiral blade 4, which can crush the construction waste in layers and improve the crushing effect, and the outer wall of the crusher 1 is fixed A first driving motor 302 is installed, and a second driving motor 303 is fixedly installed on the outer wall of the crusher 1 below the first driving motor 302. The driving ends of the first driving motor 302 and the second driving motor 303 rotate and penetrate the inner wall of the crusher 1 and are fixedly connected to one side of the first crushing roller 3 and the second crushing roller 301 respectively. A spiral blade 4 is arranged below the second crushing roller 301. The driving end of the third driving motor 401 rotates and penetrates the L-shaped frame 2 and the crusher 1 and is fixedly connected to one side of the spiral blade 4, so that the crushed construction waste can be pushed away.

[0023] See also Figure 1 and Figure 3 A grinding plate 402 is fixedly installed on the inner wall of the crusher 1 below the spiral blade 4. The length of the grinding plate 402 is equal to the length of the spiral blade 4, which improves the service life and facilitates the transportation of the crushed construction waste out of the crusher 1. Shock-absorbing mechanisms are fixedly installed at the four corners of the bottom of the crusher 1. The shock-absorbing mechanism includes a first sleeve 5, a second sleeve 501, a spring 502 and a pad 503. The second sleeve 501 is sleeved in the first sleeve 5, the pad 503 is fixedly installed on the bottom surface of the second sleeve 501, and the spring 502 is fixedly installed in the inner cavity of the first sleeve 5 and the second sleeve 501. The upper part of the spring 502 is fixedly mounted on the bottom surface of the crusher 1 and the other end is fixedly mounted on the top surface of the pad 503, which can reduce the shaking of the crusher 1 and is beneficial to improving the crushing effect. A feed port 101 is provided on the upper part of the crusher 1, and a discharge port 102 is provided on the side of the crusher 1 away from the third drive motor 401. A screen 403 is detachably connected between the grinding plate 402 and both sides of the discharge port 102, which is convenient for unified recycling of relatively fine construction waste after grinding. A collection box 404 is detachably connected to the lower part of the screen 403, and a handle 405 is fixedly installed on one side of the collection box 404.

[0024] When in use, first, by putting construction waste into the feed port 101, and starting the first drive motor 302, the second drive motor 303, the third drive motor 401 and the push rod motor 201, the first drive motor 302, the second drive motor 303, the third drive motor 401 are driven in turn to rotate and crush the construction waste, thereby solving the problem that when there is too much construction waste, the number of crushing rollers is insufficient, resulting in reduced crushing efficiency and effect. Then, the push rod motor 201 drives the pressing block 202 downward to squeeze the construction waste, so that the speed of crushing the construction waste is improved, thereby solving the problem that when there is too much construction waste, there is no squeezing structure, resulting in a significant decrease in the time and work effect of crushing the construction waste, thereby improving the efficiency and effect of crushing the construction waste.

Claims

1. A construction waste crushing device, comprising a crusher (1), characterized in that: An L-shaped frame (2) is fixedly mounted on one side of the pulverizer (1); a push rod motor (201) is fixedly mounted on the top surface of the L-shaped frame (2); a pressure block (202) is arranged at the bottom of the L-shaped frame (2); a driving end of the push rod motor (201) rotates through the L-shaped frame (2) and is fixedly connected to the top of the pressure block (202); a third driving motor (401) is fixedly mounted on the outer wall of the L-shaped frame (2); and a first pulverizing roller (3), a second pulverizing roller (301) and a spiral blade (4) are arranged in the inner cavity of the pulverizer (1); A first drive motor (302) is fixedly mounted on the outer wall of the pulverizer (1), and a second drive motor (303) is fixedly mounted on the outer wall of the pulverizer (1) below the first drive motor (302). The driving ends of the first drive motor (302) and the second drive motor (303) rotate through the inner wall of the pulverizer (1) and are respectively fixedly connected to one side of the first pulverizing roller (3) and the second pulverizing roller (301); A spiral blade (4) is arranged below the second pulverizing roller (301), and the driving end of the third driving motor (401) rotates through the L-shaped frame (2) and the pulverizer (1) to be fixedly connected to one side of the spiral blade (4).

2. A construction waste crushing device according to claim 1, characterized in that: A grinding plate (402) is fixedly mounted on the inner wall of the pulverizer (1) below the spiral blade (4), and the length of the grinding plate (402) is equal to the length of the spiral blade (4).

3. The construction waste crushing device according to claim 1, characterized in that: Shock-absorbing mechanisms are fixedly installed at the four corners of the bottom of the pulverizer (1), and the shock-absorbing mechanisms include a first sleeve (5), a second sleeve (501), a spring (502) and a pad (503); the second sleeve (501) is sleeved in the first sleeve (5); the pad (503) is fixedly installed on the bottom surface of the second sleeve (501); the spring (502) is fixedly installed in the inner cavity of the first sleeve (5) and the second sleeve (501); the upper part of the spring (502) is fixedly installed on the bottom surface of the pulverizer (1); and the other end of the spring (502) is fixedly installed on the top surface of the pad (503).

4. The construction waste crushing device according to claim 1, characterized in that: A feed port (101) is provided at the top of the pulverizer (1), and a discharge port (102) is provided at a side of the pulverizer (1) away from the third drive motor (401).

5. The construction waste crushing device according to claim 2, characterized in that: A screen (403) is detachably connected between the grinding plate (402) and the two sides of the discharge port (102), a collecting box (404) is detachably connected to the lower part of the screen (403), and a handle (405) is fixedly mounted on one side of the collecting box (404).

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