CN209885893U - A crushing and screening device for road and bridge construction - Google Patents

Abstract

The utility model discloses a broken screening plant is used in road and bridge construction, including broken platform, top one side of broken platform is equipped with the connecting block, and one side that the connecting block of broken platform is close to broken platform is connected with two motors, and the installation base of two motors passes through bolt and connecting block fixed connection, and the output of two motors all is connected with crushing roller, and two crushing roller's top is equipped with the unloading baffle, and the unloading baffle welds with the connecting block of broken platform, the utility model discloses the beneficial effect who reaches is: this device sets up the screen cloth through the below at crushing cylinder, reaches the effect to the crushing screening of building stones etc., and the screen cloth can be reciprocating motion in the spout under electric telescopic handle's drive, and the convenience is shaken tiny crushed aggregates from the mesh of screen cloth and is dropped, and the finished product crushed aggregates drops on the unloading swash plate that has the oblique angle, conveniently follows the ejection of compact of No. two discharge gates, and unqualified crushed aggregates passes through electric telescopic handle and promotes the screen cloth, pushes away the screen cloth to discharge gate department, takes off the repeated breakage of material.

Description

A crushing and screening device for road and bridge construction

technical field

The utility model relates to a crushing and screening device, in particular to a crushing and screening device for road and bridge construction, which belongs to the technical field of construction equipment.

Background technique

During the process of demolition or reconstruction of roads and bridges, a large amount of construction solid waste will be produced. These construction solid waste materials are mainly composed of waste bricks and waste concrete. The recycling of waste concrete as recycled aggregate has been recognized by those skilled in the relevant fields. , in the prior art.

Utility model content

The technical problem to be solved by the utility model is to overcome the defects of the prior art and provide a crushing and screening device for road and bridge construction.

In order to solve the above-mentioned technical problems, the utility model provides the following technical solutions:

The utility model relates to a crushing and screening device for road and bridge construction, comprising a crushing table, a connecting block is arranged on one side of the top of the crushing table, and two motors are connected to the side of the connecting block of the crushing table close to the crushing table. The mounting base of each of the motors is fixedly connected with the connecting block by bolts, and the output ends of the two motors are connected with crushing drums. It is welded with the connecting block of the crushing table, and the crushing drum is welded with the output end of the motor. The top of the crushing table and below the adjacent sides of the two crushing drums is provided with a screening slot, and the screening slot is opposite to the two crushing drums. The inner wall of the side is provided with chute, a screen is arranged between the two chute, and the two sides of the screen are slidably connected with the chute.

As a preferred technical solution of the present invention, the cylinder walls of the two crushing drums are provided with a plurality of clamping grooves, and the two crushing drums are meshed and connected by the clamping grooves.

As a preferred technical solution of the present invention, the two chutes pass through the inner wall of the crushing table, and the outer wall of the crushing table is provided with a No. 1 discharge port at the position of the chute.

As a preferred technical solution of the present invention, one end of the two chutes away from the screen is fixedly connected with an electric telescopic rod, and the output end of the electric telescopic rod is fixedly connected with the screen.

As a preferred technical solution of the present utility model, a No. 2 discharge port is provided under the side of the crushing table away from the No. 1 discharge port, and a feeding inclined plate is arranged inside the sieving tank. The slope of the plate is inclined to the No. 2 outlet.

As a preferred technical solution of the present invention, the model of the motor is TE3, and the model of the electric telescopic rod is XT02A.

The beneficial effects achieved by the utility model are as follows: the device achieves the effect of crushing and screening stones and the like by arranging a screen under the crushing drum, and the screen can be reciprocated in the chute driven by the electric telescopic rod, It is convenient to vibrate and drop the fine scraps from the mesh of the screen, and the finished scraps fall on the unloading inclined plate with a bevel, which is convenient for discharging from the No. 2 discharge port, and the unqualified scraps pass through. The electric telescopic rod pushes the screen, pushes the screen to the No. 1 discharge port, and removes the material for repeated crushing.

Description of drawings

The accompanying drawings are used to provide a further understanding of the present invention, and constitute a part of the specification, and are used to explain the present invention together with the embodiments of the present invention, and do not constitute a limitation to the present invention.

In the attached image:

Fig. 1 is the three-dimensional structure schematic diagram of the present utility model;

Figure 2 is a schematic diagram of the internal structure of the crushing table.

In the picture: 1. Crushing table; 2. Motor; 3. Crushing drum; 4. Blanking baffle; 5. Screening slot; 6. Screen mesh; 7. Chute; Discharge port; 10, feeding inclined plate; 11, No. 2 discharge port.

Detailed ways

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present utility model, but not to limit the present utility model.

Example

As shown in Fig. 1-2, a crushing and screening device for road and bridge construction includes a crushing table 1, a connecting block is arranged on the top side of the crushing table 1, and the connecting block of the crushing table 1 is connected with a side close to the crushing table 1. Two motors 2, the mounting bases of the two motors 2 are fixedly connected with the connecting block through bolts, the output ends of the two motors 2 are connected with a crushing drum 3, and a blanking baffle 4 is arranged above the two crushing drums 3, and the lower part is The material baffle plate 4 is welded with the connecting block of the crushing table 1, the crushing drum 3 is welded with the output end of the motor 2, and the top of the crushing table 1 and below the adjacent sides of the two crushing drums 3 is provided with a screening groove 5, which is divided into two parts. The inner walls on the opposite sides of the screen groove 5 are provided with chute 7 , a screen 6 is arranged between the two chute 7 , and both sides of the screen 6 are slidably connected with the chute 7 .

The cylinder walls of the two crushing drums 3 are provided with a number of clamping grooves, and the two crushing drums 3 are meshed and connected by the clamping grooves. The grooves 7 all pass through the inner wall of the crushing table 1, and the outer wall of the crushing table 1 is located at the position of the chute 7, and there is a No. To the No. 1 discharge port 9, remove the material and repeat the crushing, the end of the two chutes 7 away from the screen 6 is fixedly connected with an electric telescopic rod 8, and the output end of the electric telescopic rod 8 is fixedly connected with the screen 6, and the screen 6. Driven by the electric telescopic rod 8, it can reciprocate in the chute 7, which is convenient to vibrate and drop the fine debris from the mesh of the screen 6. The crushing table 1 is far from the side of the No. 1 discharge port 9. The No. 2 discharge port 11 is provided, and the inside of the sieving tank 5 is provided with a feeding inclined plate 10. The inclined surface of the discharging inclined plate 10 is inclined to the No. 2 discharge port 11, which is convenient for discharging. The model of the motor 2 is TE3. The model of the electric telescopic rod 8 is XT02A, which has strong power and is suitable for crushing.

Specifically, when the utility model is used, the stone to be crushed is put into the blanking baffle 4, and the blanking baffle 4 slides down between the two crushing drums 3 for the broken material, and the two motors 2 are turned on to control the two The output end of the motor 2 drives the crushing drum 3 to rotate to the middle, the stone is crushed and crushed by the mutual extrusion of the two crushing drums 3, and the fine stone falls from the gap between the two crushing drums 3 on the screen 6, and the electric motor is turned on. The telescopic rod 8 and the electric telescopic rod 8 drive the screen 6 to reciprocate in the chute 7 to screen the stones. After there are more stones on the screen 6 and cannot continue to be screened, the electric telescopic rod 8 is controlled to push the screen 6 , the unqualified scraps push the screen 6 through the electric telescopic rod 8, push the screen 6 to the No. 1 discharge port 9, take down the materials and repeat the crushing, and the finished scraps fall on the unloading slope with a bevel. On the plate 10, the material is discharged from the No. 2 discharge port 11.

Finally, it should be noted that the above are only the preferred embodiments of the present invention, and are not intended to limit the present invention. , it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements to some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims (6)

1. The crushing and screening device for road and bridge construction is characterized by comprising a crushing table (1), wherein a connecting block is arranged on one side of the top of the crushing table (1), one side, close to the crushing table (1), of the connecting block of the crushing table (1) is connected with two motors (2), mounting bases of the two motors (2) are fixedly connected with the connecting block through bolts, output ends of the two motors (2) are connected with crushing rollers (3), blanking baffles (4) are arranged above the two crushing rollers (3), the blanking baffles (4) are welded with the connecting block of the crushing table (1), the crushing rollers (3) are welded with output ends of the motors (2), a sieving groove (5) is arranged below the adjacent side of the two crushing rollers (3) on the top of the crushing table (1), and sliding grooves (7) are arranged on inner walls of two opposite sides of the sieving groove (5), two be equipped with screen cloth (6) between spout (7), the both sides and spout (7) sliding connection of screen cloth (6).

2. The crushing and screening device for road and bridge construction according to claim 1, wherein the wall of each of the two crushing drums (3) is provided with a plurality of clamping grooves, and the two crushing drums (3) are connected with each other through the clamping grooves in a meshing manner.

3. The crushing and screening device for road and bridge construction according to claim 1, wherein the two chutes (7) penetrate through the inner wall of the crushing table (1), and a first discharge hole (9) is formed in the position, located on the chute (7), of the outer wall of the crushing table (1).

4. The crushing and screening device for road and bridge construction according to claim 1, wherein one end of each of the two chutes (7) far from the screen (6) is fixedly connected with an electric telescopic rod (8), the output end of the electric telescopic rod (8) is fixedly connected with the screen (6), and the model of the electric telescopic rod (8) is XT 02A.

5. The crushing and screening device for road and bridge construction according to claim 1, wherein a second discharge port (11) is arranged below one side of the crushing table (1) far away from the first discharge port (9), a blanking inclined plate (10) is arranged inside the screening groove (5), and the inclined surface of the blanking inclined plate (10) is inclined to the second discharge port (11).

6. The crushing and screening device for road and bridge construction according to claim 1, wherein the model of said motor (2) is TE 3.

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