Concrete recycling and crushing device based on urban building waste cyclic utilization

Abstract

The utility model belongs to the technical field of building waste recycling and crushing, and particularly relates to a concrete recycling and crushing device based on urban building waste cyclic utilization, which comprises a support, a crushing box is arranged at the top of the support, and a conveyor is arranged on one side of the crushing box; a crushing mechanism is fixedly mounted on one side of the crushing box, a dust falling mechanism is fixedly mounted at the top of the crushing box through a top plate, and a screening mechanism is rotationally mounted on one side of the support through a mounting base; wherein the screening mechanism comprises a gear motor and a driving gear, an output shaft of the gear motor is used for driving the driving gear to rotate, the driving gear is used for driving the barrel to rotate through a driven gear in meshed connection with the driving gear, and a screening barrel is fixedly installed in the barrel. According to the concrete crushing device, under the cooperation of the crushing mechanism and the screening mechanism, concrete can be efficiently crushed, and the crushed concrete can be independently collected according to different sizes, so that the using effect of the crushing device is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to building waste recycling and crushing technical field, concretely relates to a concrete recycling and crushing device based on urban building waste recycling. BACKGROUND

[0002] Concrete refers to the artificial stone material that is formed by cement as the main cementitious material, water, sand, gravel, and if necessary, mixed with chemical admixtures and mineral admixtures, and by mixing, compacting and curing hardening in proper proportion, in the existing urban construction, usually a small amount of concrete is left over, because the remaining concrete is coagulated into blocks after a long time, resulting in concrete failure, if discarded directly, it will cause a lot of waste, therefore, usually a crushing device is used to recycle the concrete.

[0003] Problems existing in the prior art:

[0004] In the prior art with publication number CN111420745B, "a concrete recycling and crushing device based on urban building waste recycling", "including shell, vibration motor, stepping motor, first motor, second motor, and control panel, the middle position of the shell is welded and fixed with pre-crushing bin, and the front and rear outer walls of the pre-crushing bin are symmetrically hinged with toothed sleeves, the middle position of each set of toothed sleeves is fixedly embedded with a threaded sleeve, and the threaded sleeve is inserted with a first screw rod";

[0005] The crushing structure in the above device is used outdoors, so a large amount of dust will be generated during crushing, and the gravel will also fly, thereby affecting the working environment, and although the above device is crushed twice, the crushed concrete still contains partially crushed parts, and the above device does not have a subsequent screening structure, so that such partially crushed concrete is screened out, thereby affecting the use effect of the crushing device. Utility model content

[0006] The utility model aims at providing a concrete recycling and crushing device based on urban building waste recycling, which can solve the problems of easy generation of large dust and scattered gravel during use of the existing concrete recycling and crushing device, affecting the working environment, and the crushed concrete cannot be screened synchronously.

[0007] The technical scheme adopted by the utility model is as follows:

[0008] A concrete recycling and crushing device based on urban building waste recycling, comprising a support, a crushing box is arranged at the top of the support, and a conveyor is arranged on one side of the crushing box.

[0009] One side of the crushing box is fixedly installed with a crushing mechanism, a dust falling mechanism is fixedly installed on the top of the crushing box through a top plate, and one side of the support is rotationally installed with a screening mechanism through a mounting seat.

[0010] The screening mechanism comprises a reduction motor and a driving gear, the output shaft of the reduction motor is used to drive the driving gear to rotate, the driving gear is used to drive a cylinder to rotate through a driven gear in meshing connection with the driving gear, and the inside of the cylinder is fixedly installed with a screening cylinder.

[0011] The reduction motor is fixedly installed in the inside of the mounting seat, and the output shaft of the reduction motor is rotationally connected with the support.

[0012] The mounting seat and the support are used to support the cylinder to rotate, the driven gear is welded on the outer surface of the cylinder, the bottom of the crushing box is fixedly connected with a feeding pipe, and the end of the feeding pipe is rotationally installed with the cylinder.

[0013] The crushing mechanism comprises a crushing motor and a transmission gear box, the crushing motor is used to drive the gears in the transmission gear box to rotate through a speed reducer, and the transmission gear box is used to drive the crushing rollers to rotate in the inside of the crushing box.

[0014] The dust falling mechanism comprises a clean water tank and a spraying pipe, and the clean water tank is fixedly connected with the spraying pipe through a pump body.

[0015] The clean water tank is fixedly installed with the crushing box through the top plate, the spraying pipe is arranged in a disc shape and is welded with the bottom of the top plate.

[0016] The utility model discloses the technical effect achieved is:

[0017] The utility model discloses a crushing device, its characterized in that: the crushing box's top installs the top plate, and the crushing box's one side sets up the feeding port, can send the concrete into the crushing box through the conveyer, thereby need not manual handling, more time -saving and labor -saving, and because the clean water tank is installed on the top of the top plate, and the spraying pipe is installed on the bottom of the top plate, can send the clean water to the crushing box under the action of pump body, and the dust generated in the crushing process is handled, so the device can effectively avoid dust diffusion and stone flying through the cooperation of the top plate, the crushing box and the dust falling mechanism.

[0018] The utility model discloses, through the installation of feed pipe in the bottom of crushing box, and the end of feed pipe is rotatory with cylinder body installation, and the inside fixed mounting of mounting base has speed reducer motor, and the driving gear can be driven to rotate under the action of speed reducer motor, because the top of driving gear is engaged and is connected with driven gear, and driven gear is welded with cylinder body, so that cylinder body can rotate, the broken concrete that enters cylinder body through feed pipe will first enter sieve cylinder, and the concrete is sent to two directions according to the size difference through sieve cylinder, and smaller concrete is discharged through the discharge port at the bottom of cylinder body, and larger concrete is discharged through the through -hole connected with sieve cylinder at one end of cylinder body, therefore, the device can carry out efficient screening to the broken concrete when using, thereby improving the use effect of crushing device. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is the overall installation structure perspective drawing of the utility model;

[0020] Figure 2 It is the installation structure schematic drawing of screening mechanism in the utility model;

[0021] Figure 3 It is the cylinder body structure analysis schematic drawing in the utility model;

[0022] Figure 4 It is the installation structure schematic drawing of crushing mechanism in the utility model;

[0023] Figure 5 It is the installation structure schematic drawing of dust fall mechanism in the utility model.

[0024] In the drawings, the component list represented by each sign is as follows:

[0025] 1, support, 2, crushing box, 3, top plate, 4, crushing mechanism, 41, crushing motor, 42, speed reducer, 43, transmission gear box, 44, crushing roller, 5, dust fall mechanism, 51, clean water tank, 52, pump body, 53, spray pipe, 6, mounting seat, 7, screening mechanism, 71, cylinder body, 72, speed reducer motor, 73, driving gear, 74, driven gear, 75, sieve cylinder, 8, conveyor. DETAILED DESCRIPTION

[0026] In order to make the purpose and the advantage of the utility model more clearly, the following specific description of the utility model is combined with example.It should be understood that the following text is only used to describe one or several specific implementation modes of the utility model, and does not strictly limit the protection scope of the utility model.

[0027] As Figures 1-5 Shown, a kind of concrete recycling crushing device based on urban construction waste recycling, including support 1, the top of support 1 is provided with crushing box 2, and one side of crushing box 2 is provided with conveyor 8;

[0028] One side of the crushing box 2 is fixedly installed with a crushing mechanism 4, and the top of the crushing box 2 is fixedly installed with a dust falling mechanism 5 through a top plate 3. One side of the support 1 is rotatably installed with a screening mechanism 7 through a mounting seat 6.

[0029] The screening mechanism 7 comprises a reduction motor 72 and a driving gear 73. The output shaft of the reduction motor 72 is used to drive the driving gear 73 to rotate. The driving gear 73 is used to drive a cylinder 71 to rotate through a driven gear 74 in meshing connection with the driving gear 73. The inside of the cylinder 71 is fixedly installed with a screening cylinder 75.

[0030] Referring to the accompanying drawings Figure 1 , Figure 2 and Figure 3 , in this embodiment, the reduction motor 72 is fixedly installed in the inside of the mounting seat 6, and the output shaft of the reduction motor 72 is rotatably connected with the support 1.

[0031] In the above embodiment, the output shaft of the reduction motor 72 is rotatable between the mounting seat 6 and the support 1. Since the driving gear 73 is welded on the surface of the output shaft, the driving gear 73 can be driven to rotate synchronously. Since the driving gear 73 is in meshing connection with the driven gear 74, the driven gear 74 can be driven to rotate synchronously.

[0032] Specifically, the mounting seat 6 and the support 1 are used to support the cylinder 71 to rotate. The driven gear 74 is welded on the outer surface of the cylinder 71. The bottom of the crushing box 2 is fixedly connected with a feeding pipe, and the end of the feeding pipe is rotatably installed with the cylinder 71.

[0033] Since the driven gear 74 is welded on the outer surface of the cylinder 71, the cylinder 71 can be driven to rotate synchronously through the driven gear 74. A bearing sleeve is installed in the inside of the mounting seat 6, and a carrier roller is installed between the cylinder 71 and the support 1. Therefore, the cylinder 71 can be rotated between the mounting seat 6 and the support 1.

[0034] More specifically, the crushed concrete can be sent into the inside of the cylinder 71 through the feeding pipe for screening. Since a hollow rotating part is connected between the feeding pipe and the cylinder 71, the feeding pipe will not be affected when the cylinder 71 rotates. Therefore, the crushed concrete can be sent into the inside of the screening cylinder 75 through the feeding pipe for screening. The small pieces of the screened concrete can be discharged through the discharge port at the bottom of the cylinder 71, and the larger pieces can be discharged through the through hole at one end of the cylinder 71.

[0035] Referring to the accompanying drawings Figure 1 and Figure 4 , in this embodiment, the crushing mechanism 4 comprises a crushing motor 41 and a transmission gear box 43. The crushing motor 41 is used to drive the gears in the transmission gear box 43 to rotate through a speed reducer 42. The transmission gear box 43 is used to drive the crushing roller 44 to rotate in the inside of the crushing box 2.

[0036] In the above embodiment, the motor 41 can be broken down to start the reducer 42 rotation, the reducer 42 will power transmission gear box 43, and located in the crushing box 2 inside the arrangement of two groups of broken roll 44 can be driven by the transmission gear box 43 rotation, thus crushing the concrete.

[0037] Further, the broken roll 44 below, and located in the crushing box 2 bottom opening through the hole, wherein the through hole and the feed pipe fixed connection, so that the broken concrete can enter the feed pipe.

[0038] Referring to the drawings Figure 1 And Figure 5 In this embodiment, the dust falling mechanism 5 includes a clean water tank 51 and a spray pipe 53, the clean water tank 51 is fixedly connected with the spray pipe 53 through the pump body 52.

[0039] In the above embodiment, the pump body 52 can be used to send clean water in the clean water tank 51 into the spray pipe 53, because the bottom of the spray pipe 53 is provided with a spray hole, so the water can be sprayed into the inside of the crushing box 2, when the crushing mechanism 4 crushes the concrete in the crushing box 2, the dust generation and dispersion can be reduced.

[0040] Further, the clean water tank 51 is fixedly installed on the crushing box 2 through the top plate 3, and the spray pipe 53 is arranged in a disc shape and is welded to the bottom of the top plate 3.

[0041] The top of the crushing box 2 can be closed through the cooperation of the top plate 3 and the crushing box 2, so that the broken stones will not fall out during the crushing process, and the feeding port is provided on one side of the crushing box 2, and the feeding port can be matched with the conveyor 8, so that the concrete crushing and feeding are more convenient.

[0042] The working principle of the utility model is as follows: the concrete is placed on the conveyor 8, the concrete is sent into the inside of the crushing box 2 through the feeding port by starting the conveyor 8, the liquid in the clean water tank 51 is sent into the spray pipe 53 and sprayed into the inside of the crushing box 2 by starting the pump body 52, the gear in the transmission gear box 43 is driven to rotate by starting the broken motor 41 and driving the reducer 42, the broken roll 44 in the crushing box 2 is in transmission connection with the gear in the transmission gear box 43, so that the broken roll 44 can rotate in the crushing box 2 to crush the concrete;

[0043] The broken concrete is sent into the screen cylinder 75 in the cylinder 71 through the feeding pipe at the bottom of the breaking box 2, the output shaft of the reduction motor 72 drives the driving gear 73 to rotate, the driving gear 73 drives the cylinder 71 through the driven gear 74 to drive the screen cylinder 75 to rotate synchronously, the screen cylinder 75 screens the concrete, the smaller concrete enters the inside of the cylinder 71, and the larger concrete is discharged through the through hole at one end of the cylinder 71, when the screening is completed, the smaller concrete can be discharged through the discharging port at the bottom of the cylinder 71.

[0044] The above only is the preferred embodiment of the present application, it should be pointed out that, for the ordinary skilled in the art, without departing from the principles of the present application, under the premise of, can also make a number of improvements and refinements, these improvements and refinements should also be considered the protection scope of the present application. The structure, device and operation method not specifically described and explained in the present application, if no special description and limitation, are implemented according to the conventional means in the art.

Claims

1. A concrete recycling and crushing device based on urban construction waste recycling, characterized in that, Include: Support (1), the top of the support (1) is provided with a crushing box (2), one side of the crushing box (2) is provided with a conveyor (8); One side of the crushing box (2) is fixedly installed with a crushing mechanism (4), the top of the crushing box (2) is fixedly installed with a dust falling mechanism (5) through a top plate (3), one side of the support (1) is rotatably installed with a screening mechanism (7) through a mounting seat (6); Wherein, the screening mechanism (7) comprises a reduction motor (72) and a driving gear (73), the output shaft of the reduction motor (72) is used for driving the driving gear (73) to rotate, the driving gear (73) is used for driving the cylinder (71) to rotate through the driven gear (74) engaged with it, the inside of the cylinder (71) is fixedly installed with a screen cylinder (75).

2. The concrete recycling and crushing device based on urban construction waste recycling according to claim 1, characterized in that: The reduction motor (72) is fixedly installed in the inside of the mounting seat (6), and the output shaft of the reduction motor (72) is rotatably connected with the support (1).

3. The concrete recycling and crushing device based on urban construction waste recycling according to claim 1, characterized in that: The mounting seat (6) and the support (1) are used for supporting the cylinder (71) to rotate, the driven gear (74) is welded on the outer surface of the cylinder (71), the bottom of the crushing box (2) is fixedly connected with a feeding pipe, and the distal end of the feeding pipe is rotatably installed with the cylinder (71).

4. The concrete recycling and crushing device based on urban construction waste recycling according to claim 1, characterized in that: The crushing mechanism (4) comprises a crushing motor (41) and a transmission gear box (43), the crushing motor (41) drives the gear in the transmission gear box (43) to rotate through a speed reducer (42), and the transmission gear box (43) drives the crushing roller (44) to rotate in the crushing box (2).

5. The concrete recycling and crushing device based on urban construction waste recycling according to claim 1, characterized in that: The dust falling mechanism (5) comprises a clean water tank (51) and a spray pipe (53), and the clean water tank (51) is fixedly connected with the spray pipe (53) through a pump body (52).

6. The concrete recycling and crushing device based on urban construction waste recycling according to claim 5, characterized in that: The clean water tank (51) is fixedly installed with the crushing box (2) through the top plate (3), the spray pipe (53) is arranged in a disc shape and is welded with the bottom of the top plate (3).

Images