CN205109818U - Construction waste crusher - Google Patents

Abstract

The utility model discloses a construction waste crusher, including the casing, the casing top is equipped with the feed inlet, and chassis bottom installs out the hopper, and feed inlet bottom demountable installation has the screen cloth, installs primary crushing mechanism and recursher in the casing from top to bottom in proper order and constructs, and primary crushing mechanism includes axis of rotation and mounting disc, and the axis of rotation links firmly with the mounting disc, and the mounting disc periphery has linked firmly many actuating levers, and the actuating lever passes the mounting disc and the equal demountable installation in both ends has the quartering hammer, and the axis of rotation is rotated and is installed on the casing, the recursher constructs including broken dish and drive shaft, and broken dish fixed mounting is equipped with the sieve mesh in the drive shaft upper end on the broken dish, install a plurality of broken swoves on the broken dish, and fixed mounting has the screen cloth in the casing, and the screen cloth is located broken dish below, and the screen cloth rotates with the drive shaft lower extreme to be connected. The utility model discloses can can change the screen cloth in suitable aperture as required to constructing the rubbish second -time breakage, convenient to detach changes the tup, and crushing efficiency is high, avoids environment secondary pollution.

Description

construction waste crusher

technical field

The utility model relates to a crushing device, in particular to a construction waste crusher.

Background technique

When the construction waste is reused, the original construction waste needs to be shredded. Since construction waste is not widely used for secondary use, a small amount of construction waste is usually crushed manually, which is not only inefficient and pollutes the environment, but also may cause flying stones to injure workers. If it is used in the filling of the pavement base, filling materials of different particle sizes are required, and the existing construction waste crusher can only perform simple one-time crushing, and the existing crusher screen and hammer head cannot be disassembled. With only a fixed size screen hole, the utilization efficiency of the crusher is low, and it causes secondary pollution of the environment by construction waste.

Utility model content

The purpose of this utility model is to overcome the shortcomings of the above-mentioned prior art, and provide a construction waste crusher, which has a simple structure, reasonable design, and convenient operation, and can perform secondary crushing on construction waste, and can replace suitable apertures as required. The screen is easy to disassemble and replace the hammer head, the crushing efficiency is high, and the secondary pollution to the environment is avoided.

In order to achieve the above purpose, the technical solution adopted by the utility model is: a construction waste crusher, which is characterized in that it includes a casing, the top of the casing is provided with a feed port, and the bottom of the casing is equipped with an outlet hopper, the bottom of the feed inlet is detachably installed with a screen, and the casing is installed with a primary crushing mechanism and a secondary crushing mechanism from top to bottom, and the screen is arranged outside the primary crushing mechanism. The primary crushing mechanism includes a rotating shaft and a mounting plate, the rotating shaft passes through the center of the mounting plate and is fixedly connected with the mounting plate, the outer periphery of the mounting plate is fixedly connected with a plurality of driving rods, and the driving rods pass through the mounting plate Disc and both ends of the driving rod can be detachably installed with a breaker, the rotating shaft is rotatably mounted on the casing; the secondary crushing mechanism includes a crushing disc and a driving shaft, and the crushing disc is fixedly installed on the driving shaft The upper end of the crushing disc is provided with a screen hole, a plurality of crushing knives are installed on the crushing disc, a screen is fixedly installed in the casing, the screen is located under the crushing disc, and the screen Rotately connected with the lower end of the drive shaft.

The above-mentioned construction waste crusher is characterized in that a first motor is installed on the outer wall of the casing, and the output end of the first motor is fixedly connected with one end of the rotating shaft.

The above-mentioned construction waste crusher is characterized in that: a second motor is installed on the outer wall of the casing, a first pulley is fixedly installed on the output shaft of the second motor, and a belt pulley is fixedly installed on the drive shaft. The second pulley, the first pulley and the second pulley are connected by a belt to form a belt transmission.

The above-mentioned construction waste crusher is characterized in that: a first liner and a second liner are installed on the inner wall of the casing, and the first liner and the second liner are both arranged near the feed port place.

The above-mentioned construction waste crusher is characterized in that: a support seat is provided on the lower outer wall of the casing.

The above-mentioned construction waste crusher is characterized in that the breaking hammer is mounted on the driving rod through bolts.

The above-mentioned construction waste crusher is characterized in that: the screen is installed on the bottom of the feed port through a hook.

The above-mentioned construction waste shredder is characterized in that: the rotating shaft is connected to the mounting plate with a key.

The above-mentioned construction waste crusher is characterized in that: a plurality of said driving rods are evenly arranged on the outer periphery of the mounting plate.

Compared with the prior art, the utility model has the following advantages:

1. The utility model has simple structure, reasonable design and convenient operation.

2. The utility model adopts the primary crushing mechanism and the secondary crushing mechanism, which can realize the secondary crushing of construction waste, and the crushing efficiency is high; the screen is detachable and installed at the bottom of the feeding port, so that the screen with a suitable aperture can be replaced as needed Net to meet the needs of construction waste with different particle sizes.

3. The breaking hammer of the utility model is detachably installed on the drive rod, so that when the hammer head is worn out, it is easy to disassemble and replace the hammer head.

4. The utility model solves the problem that scattered stones may injure workers, and avoids secondary pollution of the environment caused by broken construction waste.

5. The utility model is simple and convenient to manufacture, has low manufacturing cost, and is suitable for popularization and application.

Below by accompanying drawing and embodiment, the utility model is described in further detail.

Description of drawings

Fig. 1 is the structural representation of the utility model.

Fig. 2 is a schematic structural diagram of the utility model after removing the first motor.

Explanation of reference signs:

1—feed inlet; 2—the first liner; 3—the second liner;

4—breaking hammer; 5—installation plate; 6—rotating shaft;

7—screen; 8—broken knife; 9—broken disc;

10—drive shaft; 11—bolt; 12—casing;

13—the hopper; 14—the first motor; 15—the supporting seat;

16—the second motor; 17-1—the first pulley; 17-2—the second pulley;

18—belt; 19—screen.

detailed description

As shown in Fig. 1 and Fig. 2, the utility model comprises casing 12, and the top of described casing 12 is provided with feed inlet 1, and the bottom of described casing 12 is equipped with discharge hopper 13, and described feed inlet 1 A screen 7 is detachably installed at the bottom of the casing 12. A primary crushing mechanism and a secondary crushing mechanism are sequentially installed in the casing 12 from top to bottom. The screen 7 is arranged outside the primary crushing mechanism, and the primary crushing The mechanism includes a rotating shaft 6 and a mounting plate 5, the rotating shaft 6 passes through the center of the mounting plate 5 and is fixedly connected with the mounting plate 5, the outer periphery of the mounting plate 5 is fixedly connected with a plurality of driving rods, and the driving rods pass through The breaker 4 is detachably mounted on both ends of the drive rod through the installation plate 5, and the rotating shaft 6 is rotatably mounted on the casing 12; the secondary crushing mechanism includes a breaker plate 9 and a drive shaft 10, so The crushing disc 9 is fixedly installed on the upper end of the drive shaft 10, and the crushing disc 9 is provided with a screen hole, and a plurality of crushing knives 8 are installed on the crushing disc 9, and a screen 19 is fixedly installed in the casing 12. , the screen 19 is located below the crushing disc 9 , and the screen 19 is rotatably connected to the lower end of the drive shaft 10 .

As shown in FIGS. 1 and 2 , a first motor 14 is installed on the outer wall of the casing 12 , and an output end of the first motor 14 is fixedly connected to one end of the rotating shaft 6 .

As shown in Figures 1 and 2, a second motor 16 is installed on the outer wall of the casing 12, and a first pulley 17-1 is fixedly installed on the output shaft of the second motor 16. A second pulley 17-2 is fixedly installed, and the first pulley 17-1 and the second pulley 17-2 are connected by a belt 18 to form a belt transmission.

As shown in Figure 1, in order to better deal with the destruction of the casing 12 by the construction waste stones broken by the breaking hammer 4, a first liner 2 and a second liner are installed on the inner wall of the casing 12 3. Both the first liner 2 and the second liner 3 are arranged near the feed inlet 1 .

As shown in FIG. 1 and FIG. 2 , a support seat 15 is provided on the lower outer wall of the casing 12 .

As shown in FIG. 1 , the breaking hammer 4 is mounted on the driving rod through a bolt 11 .

In this embodiment, the screen 7 is installed at the bottom of the feed port 1 through a hook.

In this embodiment, the rotating shaft 6 is keyed to the mounting plate 5 .

As shown in FIG. 1 , a plurality of the driving rods are evenly arranged on the outer periphery of the mounting plate 5 .

The working principle of the utility model is as follows: the construction waste to be crushed is sent into the casing 12 through the feed port 1, the first motor 14 of the primary crushing mechanism drives the rotating shaft 6 to rotate, and the rotating shaft 6 drives the installation disk 5 to rotate, and the installation disk 5 drives the driving rod and the breaking hammer 4 to rotate, smashes the construction waste entering from the feed port 1, and realizes the primary crushing of the construction waste. The primary crushed construction waste falls from the screen 7 into the secondary crushing mechanism. The second motor 16 of the secondary crushing mechanism drives the first pulley 17-1 to rotate, and the first pulley 17-1 drives the second pulley 17-1 through the belt 18. 2 rotates, the second belt pulley 17-2 drives the drive shaft 10 to rotate, the drive shaft 10 drives the crushing disc 9 to rotate, and the crushing disc 9 drives the crushing knife 8 to work to achieve secondary crushing of construction waste. The construction waste after secondary crushing enters the screen 19 from the crushing disc 9 , and the construction waste of suitable size falls from the screen 19 and is discharged from the discharge hopper 13 . During use, the screen 7 with a suitable aperture size can be replaced according to actual needs.

The above are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any simple modifications, changes and equivalent structural transformations made to the above embodiments according to the technical essence of the present utility model still belong to Within the scope of protection of the technical solution of the utility model.

Claims (9)

1. A construction waste crusher, characterized in that: it comprises a casing (12), the top of the casing (12) is provided with a feed port (1), and the bottom of the casing (12) is equipped with an outlet A hopper (13), a screen (7) is detachably installed at the bottom of the feed inlet (1), and a primary crushing mechanism and a secondary crushing mechanism are sequentially installed in the casing (12) from top to bottom. The screen (7) is arranged outside the primary crushing mechanism, the primary crushing mechanism includes a rotating shaft (6) and a mounting plate (5), the rotating shaft (6) passes through the center of the mounting plate (5) and It is fixedly connected with the installation disk (5), and the outer circumference of the installation disk (5) is fixedly connected with a plurality of drive rods, and the drive rods pass through the installation disk (5) and both ends of the drive rods can be detachably installed with Breaking hammer (4), the rotating shaft (6) is rotatably installed on the casing (12); the secondary crushing mechanism includes a crushing disc (9) and a drive shaft (10), and the crushing disc (9) is fixed Installed on the upper end of the drive shaft (10), the crushing disc (9) is provided with a sieve hole, and a plurality of crushing knives (8) are installed on the crushing disc (9), and the casing (12) is fixed inside A screen cloth (19) is installed, and the screen cloth (19) is located below the crushing disc (9), and the screen cloth (19) is rotatably connected with the lower end of the drive shaft (10). 2. The construction waste crusher according to claim 1, characterized in that: a first motor (14) is installed on the outer wall of the casing (12), and the output end of the first motor (14) It is fixedly connected with one end of the rotating shaft (6). 3. A kind of construction waste breaker according to claim 1 or 2, characterized in that: a second motor (16) is installed on the outer wall of the casing (12), and the second motor (16) A first pulley (17-1) is fixedly installed on the output shaft, a second pulley (17-2) is fixedly installed on the drive shaft (10), and the first pulley (17-1) and the second pulley ( 17-2) connected by belts (18) to form belt transmission. 4. A construction waste crusher according to claim 1 or 2, characterized in that: a first liner (2) and a second liner (3) are installed on the inner wall of the casing (12), Both the first liner (2) and the second liner (3) are arranged near the feed port (1). 5. A construction waste crusher according to claim 1 or 2, characterized in that: a support seat (15) is provided on the lower outer wall of the casing (12). 6. A construction waste crusher according to claim 1 or 2, characterized in that the breaking hammer (4) is mounted on the driving rod through bolts (11). 7. A construction waste crusher according to claim 1 or 2, characterized in that: the screen (7) is installed at the bottom of the feed port (1) through a hook. 8. A construction waste shredder according to claim 1 or 2, characterized in that: the rotating shaft (6) is keyed to the mounting plate (5). 9. The construction waste crusher according to claim 1 or 2, characterized in that: a plurality of said driving rods are evenly arranged on the outer periphery of the mounting plate (5).