CN214439473U

CN214439473U - Crushing and screening device for road and bridge construction

Info

Publication number: CN214439473U
Application number: CN202023198314.7U
Authority: CN
Inventors: 李艳春
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-26
Filing date: 2020-12-26
Publication date: 2021-10-22
Anticipated expiration: 2030-12-26

Abstract

The utility model discloses a broken screening plant is used in road and bridge construction relates to road and bridge construction field, which comprises a bod, the feed inlet has been seted up at the organism top, the spout has all been seted up to both sides around the organism, and is a plurality of be equipped with the broken mechanism of activity between the spout, the broken mechanism bottom of activity is equipped with a plurality of filter screens, the broken mechanism of activity includes two crushing rollers, two the equal fixedly connected with a plurality of broken swoves in crushing roller surface, two the equal fixedly connected with pivot in crushing roller both ends, one the broken motor of pivot tip fixedly connected with, two the pivot surface rotates respectively and is connected with the guide holder and drives the seat. The utility model discloses an adjustment motor drives the drive crushing roller and removes to learn the distance between two crushing rollers through the scale, thereby can learn the broken biggest stone size that comes out more directly perceivedly, wholly make the utility model discloses can adjust broken size according to actual demand, improve and use the convenience.

Description

Crushing and screening device for road and bridge construction

Technical Field

The utility model relates to a road bridge construction field, in particular to crushing and screening device is used in road bridge construction.

Background

Road bridge construction needs to use a large amount of rubbles as the aggregate, uses broken screening plant can be with the bold stone material breakage to the fritter stone material that forms through the breakage sieves, thereby can obtain required rubble aggregate.

In prior art, crushing and screening device when carrying out the breakage, the stone size that the breakage came out is fixed, is difficult to break out not unidimensional rubble according to actual demand, and it is comparatively inconvenient to use.

Therefore, it is necessary to provide a crushing and screening device for road and bridge construction to solve the above problems.

Disclosure of Invention

An object of the utility model is to provide a broken screening plant is used in road bridge construction to solve the problem that is difficult to the broken not unidimensional rubble that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a crushing and screening device for road and bridge construction comprises a machine body, wherein a feed inlet is formed in the top of the machine body, sliding grooves are formed in the front side and the rear side of the machine body, a movable crushing mechanism is arranged among the sliding grooves, and a plurality of filter screens are arranged at the bottom of the movable crushing mechanism;

broken mechanism of activity includes two crushing rollers, two a plurality of broken swoves of the equal fixedly connected with in crushing roller surface, two the equal fixedly connected with pivot in crushing roller both ends, one pivot tip fixedly connected with crushing motor, two the pivot surface rotates respectively and is connected with guide holder and drive seat, guide holder and drive seat all with spout inner wall sliding connection, the drive screw has been seted up on the drive seat, the inside threaded connection of drive screw has drive screw, two drive screw's screw opposite direction, two fixedly connected with connecting axle, two between the drive screw the drive screw surface all rotates and is connected with the support, fixed mounting has the adjusting motor on the support, adjusting motor output shaft tip and drive screw fixed connection, support one end fixedly connected with scale.

Preferably, two the crushing roller passes through guide holder and drive seat and spout inner wall sliding connection, two the crushing roller symmetry sets up inside the organism for two crushing rollers can slide along the spout.

Preferably, the bracket is fixedly mounted on the surface of the body, and can be fixed.

Preferably, the guide seat and the driving seat are fixedly connected with a guide plate, the bottom surface of the guide plate is provided with a groove, so that the blockage caused by the rotation of the crushing roller is avoided, the guide plate and the inner wall of the feeding hole are fixedly connected with a dustproof belt, the dustproof belt can block a gap between the guide plate and the feeding hole, and the outward splashing of internal dust is avoided.

Preferably, it is a plurality of be equipped with the hinge between filter screen one end and the organism inner wall, it is a plurality of the hinge's one end fixedly connected with movable block is kept away from to the filter screen for the filter screen can use the hinge to rotate as the center.

Preferably, a movable groove is formed in the surface of one side of the machine body, a plurality of springs are fixedly connected inside the movable groove and can reset the filter screen, and the movable block penetrates through the movable groove and is fixedly connected with the springs.

Preferably, it is a plurality of fixedly connected with connecting rod between the movable block, it is a plurality of the movable block top is equipped with the cam, cam tip fixedly connected with shakes the material motor for shake the material motor and can drive the filter screen through cam cooperation spring and constantly swing, shake the rubble after the breakage off from the filter screen, avoid piling up.

The utility model discloses a technological effect and advantage:

1. the two driving screws are driven to rotate through the adjusting motor, the two driving screws drive the two driving seats to move through the driving screw holes, the driving seats move to drive the crushing rollers to move, and the distance between the two crushing rollers is known through the graduated scale, so that the size of the crushed largest stone can be known more visually, the crushing size can be adjusted according to actual requirements, and the use convenience is improved;

2. drive the cam through shaking material motor output shaft and rotate, cam normal running fit spring drives the filter screen and constantly shakes to can shake away the accumulational stone on the filter screen to one side, avoid piling up.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a top view of the connection structure between two crushing rolls according to the present invention.

Fig. 3 is an enlarged view of a structure in fig. 2.

Fig. 4 is a schematic view of the material guiding plate of the present invention.

In the figure: 1. a body; 2. a feed inlet; 3. a chute; 4. a movable crushing mechanism; 5. a filter screen; 6. a crushing roller; 7. a crushing knife; 8. a rotating shaft; 9. a guide seat; 10. a driving seat; 11. a driving screw hole; 12. a drive screw; 13. a connecting shaft; 14. a support; 15. adjusting the motor; 16. a graduated scale; 17. a material guide plate; 18. a groove; 19. a dust-proof belt; 20. a hinge; 21. a movable block; 22. a movable groove; 23. a spring; 24. a connecting rod; 25. a cam; 26. a material shaking motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a crushing and screening device for road and bridge construction as shown in figures 1-4, which comprises a machine body 1, wherein a feed inlet 2 is arranged at the top of the machine body 1, chutes 3 are arranged at the front side and the rear side of the machine body 1, a plurality of movable crushing mechanisms 4 are arranged between the chutes 3, a plurality of filter screens 5 are arranged at the bottom of each movable crushing mechanism 4, and the movable crushing mechanisms 4 can be used for crushing stone materials and screening by using the filter screens 5;

secondly, the movable crushing mechanism 4 comprises two crushing rollers 6, the two crushing rollers 6 are symmetrically arranged inside the machine body 1, so that the two crushing rollers 6 can slide along the sliding groove 3, the surfaces of the two crushing rollers 6 are fixedly connected with a plurality of crushing knives 7, stone materials can be effectively crushed, two ends of the two crushing rollers 6 are fixedly connected with rotating shafts 8, and the end part of one rotating shaft 8 is fixedly connected with a crushing motor, so that the crushing motor can drive the crushing knives 7 on the crushing rollers 6 to rotate and crush;

then, the surfaces of the two rotating shafts 8 are respectively and rotatably connected with a guide seat 9 and a driving seat 10, the guide seat 9 and the driving seat 10 are both in sliding connection with the inner wall of the chute 3, the two crushing rollers 6 are in sliding connection with the inner wall of the chute 3 through the guide seat 9 and the driving seat 10, the driving seat 10 is provided with a driving screw hole 11, the driving screw hole 11 is internally and threadedly connected with a driving screw 12, the thread directions of the two driving screws 12 are opposite, a connecting shaft 13 is fixedly connected between the two driving screws 12, the surfaces of the two driving screws 12 are both and rotatably connected with a bracket 14, the bracket 14 is fixedly arranged on the surface of the machine body 1 and can fix the bracket 14, an adjusting motor 15 is fixedly arranged on the bracket 14, the end part of an output shaft of the adjusting motor 15 is fixedly connected with the driving screw 12, and one end of the bracket 14 is fixedly connected with a graduated scale 16, the distance between the two crushing rollers 6 can be known by observing the graduated scale 16;

finally, the guide seat 9 and the driving seat 10 are fixedly connected with a material guide plate 17 on the surface, a groove 18 is formed in the surface of the bottom of the material guide plate 17, so that the rotation of the crushing roller 6 is prevented from being blocked, the material guide plate 17 and the inner wall of the feeding hole 2 are fixedly connected with a dustproof belt 19 on the surface, and the dustproof belt 19 can block the gap between the material guide plate 17 and the feeding hole 2, so that the internal dust is prevented from being splashed outwards.

As shown in fig. 1, it is a plurality of be equipped with hinge 20 between 5 one end of filter screen and the 1 inner wall of organism, it is a plurality of hinge 20 is kept away from to filter screen 5's one end fixedly connected with movable block 21 for filter screen 5 can use hinge 20 to rotate as the center, movable groove 22 has been seted up to 1 side surface of organism, a plurality of springs 23 of the inside fixedly connected with of movable groove 22 can reset filter screen 5, movable block 21 pass movable groove 22 and with spring 23 fixed connection, it is a plurality of fixedly connected with connecting rod 24 between the movable block 21, it is a plurality of movable block 21 top is equipped with cam 25, cam 25 tip fixedly connected with shakes material motor 26, shakes material motor 26 and makes and to shake material motor 26 and drive filter screen 5 constantly swing through cam 25 cooperation spring 23, shakes the rubble after the breakage down from filter screen 5, avoids piling up.

The utility model discloses the theory of operation:

when the utility model is used in practice, the distance between the two crushing rollers 6 is adjusted according to actual requirements, the adjusting motor 15 is started, the output shaft of the adjusting motor 15 rotates to drive the two driving screws 12 to rotate, the two driving screws 12 rotate to drive the two driving seats 10 to move through the driving screw holes 11, the driving seats 10 move to drive the crushing rollers 6 to move, and the distance between the two crushing rollers 6 is known through the graduated scale 16, so that the size of the crushed maximum stone can be known more visually;

then drop into feed inlet 2 with the stone material, crushing motor output shaft rotates and drives crushing roller 6 and rotate to can carry out the breakage to the stone material, on filter screen 5 was fallen to the broken stone, tremble material motor 26 output shaft and rotate and drive cam 25 and rotate, cam 25 normal running fit spring 23 drives filter screen 5 and constantly shakes, thereby can shake away the accumulational stone on the filter screen 5 to one side, avoid piling up.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a road bridge is crushing and screening device for construction, includes organism (1), its characterized in that: a feeding hole (2) is formed in the top of the machine body (1), sliding grooves (3) are formed in the front side and the rear side of the machine body (1), a movable crushing mechanism (4) is arranged among the sliding grooves (3), and a plurality of filter screens (5) are arranged at the bottom of the movable crushing mechanism (4);

the movable crushing mechanism (4) comprises two crushing rollers (6), the surfaces of the two crushing rollers (6) are fixedly connected with a plurality of crushing cutters (7), the two ends of the two crushing rollers (6) are fixedly connected with rotating shafts (8), one end part of each rotating shaft (8) is fixedly connected with a crushing motor, the surfaces of the two rotating shafts (8) are respectively and rotatably connected with a guide seat (9) and a driving seat (10), the guide seats (9) and the driving seats (10) are respectively and slidably connected with the inner wall of the sliding chute (3), the driving seats (10) are provided with driving screw holes (11), the driving screw holes (11) are internally and threadedly connected with driving screws (12), the two driving screws (12) are opposite in thread direction, a connecting shaft (13) is fixedly connected between the two driving screws (12), and the surfaces of the two driving screws (12) are respectively and rotatably connected with a support (14), the adjustable scale is characterized in that an adjusting motor (15) is fixedly mounted on the support (14), the end part of an output shaft of the adjusting motor (15) is fixedly connected with the driving screw rod (12), and one end of the support (14) is fixedly connected with a graduated scale (16).

2. The crushing and screening device for road and bridge construction according to claim 1, wherein: two crushing roller (6) pass through guide holder (9) and drive seat (10) and spout (3) inner wall sliding connection, two crushing roller (6) symmetry sets up inside organism (1).

3. The crushing and screening device for road and bridge construction according to claim 1, wherein: the support (14) is fixedly arranged on the surface of the machine body (1).

4. The crushing and screening device for road and bridge construction according to claim 1, wherein: the guide seat (9) and the driving seat (10) are fixedly connected with a material guide plate (17) on the surface, a groove (18) is formed in the bottom surface of the material guide plate (17), and the material guide plate (17) and the inner wall surface of the feeding hole (2) are fixedly connected with a dustproof belt (19).

5. The crushing and screening device for road and bridge construction according to claim 1, wherein: a plurality of be equipped with hinge (20) between filter screen (5) one end and organism (1) inner wall, it is a plurality of one end fixedly connected with movable block (21) of hinge (20) are kept away from in filter screen (5).

6. The crushing and screening device for road and bridge construction according to claim 5, wherein: organism (1) one side surface has seted up activity groove (22), a plurality of springs (23) of the inside fixedly connected with in activity groove (22), movable block (21) pass activity groove (22) and with spring (23) fixed connection.

7. The crushing and screening device for road and bridge construction according to claim 5, wherein: a plurality of fixedly connected with connecting rod (24) between movable block (21), it is a plurality of movable block (21) top is equipped with cam (25), cam (25) tip fixedly connected with shakes material motor (26).