CN211838110U

CN211838110U - Crushing and screening device for road and bridge construction

Info

Publication number: CN211838110U
Application number: CN202020348189.4U
Authority: CN
Inventors: 宋新斌
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-19
Filing date: 2020-03-19
Publication date: 2020-11-03
Anticipated expiration: 2030-03-19

Abstract

The utility model belongs to the technical field of road and bridge construction equipment, especially, be a broken screening device for road and bridge construction, thereby can not lead to still having the problem that bold grit influences road and bridge construction quality to screening after smashing the completion to current breaker, now propose following scheme, it includes the box, rotate between the inner wall of both sides around the box and install two pivots, equal fixed mounting has crushing roller in two pivots, and two pivot front ends all extend to box front side and fixed mounting have the worm wheel, and box front side fixed mounting has the diaphragm, and one side that two diaphragms are close to each other is rotated and is installed same vertical axis, and vertical axis top fixed mounting has the worm, and two worm wheels all mesh with the worm, and the through-hole has all been seted up to the box both sides. The utility model has the advantages of reasonable design, carry out kibbling in-process at the grit and can sieve the grit to guarantee that the rubble particle diameter accords with the construction requirement, thereby guaranteed the quality of road bridge construction.

Description

Crushing and screening device for road and bridge construction

Technical Field

The utility model relates to a road and bridge construction equipment technical field especially relates to a broken screening plant is used in road and bridge construction.

Background

With the development of society, the developed degree of transportation directly affects the construction of cities and the development of economy, and the rapid and high-quality road and bridge construction becomes a key for restricting the development of transportation in order to ensure the safety and stability of transportation. The broken stones are essential base materials in the road and bridge construction, in order to obtain the broken stones with proper particle size, a crusher is usually used for crushing large gravels in the road and bridge construction,

however, the existing crusher cannot sieve crushed stones, so that the crushed stones still have massive gravels, which directly affects the quality of road and bridge construction, and therefore, the crushing and screening device for road and bridge construction is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that thereby current breaker can not lead to still having the bold grit to influence road bridge construction quality to screening after smashing the completion in the rubble after leading to smashing, and the broken screening device is used in road bridge construction that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a crushing and screening device for road and bridge construction comprises a box body, wherein two rotating shafts are rotatably arranged between the inner walls of the front side and the rear side of the box body, crushing rollers are fixedly arranged on the two rotating shafts, the front ends of the two rotating shafts extend to the front side of the box body and are fixedly provided with worm wheels, the front side of the box body is fixedly provided with transverse plates, one side, close to each other, of the two transverse plates is rotatably provided with the same vertical shaft, the top end of the vertical shaft is fixedly provided with a worm, the two worm wheels are respectively meshed with the worm, the two sides of the box body are respectively provided with a through hole, the two through holes are internally provided with the same screen, the front side of the screen is fixedly provided with a connecting plate, the front side of the connecting plate is fixedly provided with two fixing plates, one side, close to each other, of, the same conveying shaft is rotatably installed in two mounting holes on the same axis, the conveying rollers are fixedly installed on the two conveying shafts, and the two conveying rollers are provided with the same conveying belt in a transmission mode.

Preferably, the screening motors are fixedly mounted at the bottoms of the transverse plates below the two transverse plates, the bottom ends of the vertical shafts are fixedly connected with output shafts of the screening motors, and the vertical shafts are driven to rotate by the screening motors.

Preferably, the feed port has been seted up at the box top, and fixed mounting has two stock guides on the inner wall of box top, and two stock guides are the slant and set up and be the symmetry for the feed port and set up, are convenient for the feeding and lead the material.

Preferably, discharge gate and waste gate have been seted up respectively to the box both sides, and one side that the box is located the waste gate is provided with the dump bin, collects the grit that is not conform to the particle diameter requirement so that reprocess.

Preferably, a conveying motor is fixedly mounted on the front side of the box body, the front end of one of the two conveying shafts is fixedly connected with an output shaft of the conveying motor, and the conveying shaft is driven to rotate by the conveying motor.

Preferably, one side of the connecting plate, which is close to the box body, is fixedly connected with one ends of the two springs, and the other ends of the two springs are fixedly connected with one side of the box body to reset the connecting plate.

In the utility model, the crushing and screening device for road and bridge construction is characterized in that a screening motor is started and put in raw materials from a feeding port at the top of a box body, an output shaft of the screening motor drives a vertical shaft to rotate, the vertical shaft drives a worm to rotate, the worm drives two worm wheels to rotate, the two worm wheels respectively drive corresponding rotating shafts to rotate, and the two rotating shafts respectively drive corresponding crushing rollers to rotate so as to crush the raw materials;

the utility model discloses in, a road bridge construction is with broken screening plant, drive the eccentric wheel through the vertical axis and rotate, the eccentric wheel promotes connecting plate and screen cloth through being connected with the gyro wheel and slides to the rear side and compress spring, the eccentric wheel continues to rotate, the connecting plate resets under the effect of spring and drives the screen cloth to slide to the front side, the eccentric wheel continues to rotate and drives the screen cloth and continues reciprocating sliding back and forth so that divide the keeping away from of accomplishing and sieve, the rubble that reaches qualified particle diameter gets into the conveyer belt of bottom half and transports through the conveyer belt, the bold grit that does not reach the particle diameter requirement rolls to one side on the screen cloth gradually and gets into the dump bin through the waste gate, so as to carry out the reprocess, thereby realized the screening of crushed aggregates, guaranteed kibbling quality;

the utility model has the advantages of reasonable design, carry out kibbling in-process at the grit and can sieve the grit to guarantee that the rubble particle diameter accords with the construction requirement, thereby guaranteed the quality of road bridge construction, the reliability is high.

Drawings

Fig. 1 is a schematic structural view of a crushing and screening device for road and bridge construction provided by the utility model;

FIG. 2 is a schematic structural view of the section A-A of the crushing and screening device for road and bridge construction provided by the utility model;

fig. 3 is the utility model provides a road bridge construction is with broken screening plant's part B's schematic structure diagram.

In the figure: 1. a box body; 2. a rotating shaft; 3. a crushing roller; 4. a transverse plate; 5. a vertical axis; 6. a worm; 7. a waste bin; 8. a worm gear; 9. screening a screen; 10. a connecting plate; 11. a fixing plate; 12. a connecting shaft; 13. a roller; 14. an eccentric wheel; 15. a screening motor; 16. a spring; 17. a delivery shaft; 18. a conveying roller; 19. a waste material port; 20. a material guide plate; 21. a conveying motor; 22. and (4) a discharge port.

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.

Referring to fig. 1-3, a crushing and screening device for road and bridge construction comprises a box body 1, two rotating shafts 2 are rotatably arranged between the inner walls of the front side and the rear side of the box body 1, crushing rollers 3 are fixedly arranged on the two rotating shafts 2, the front ends of the two rotating shafts 2 extend to the front side of the box body 1 and are fixedly provided with worm wheels 8, the front side of the box body 1 is fixedly provided with transverse plates 4, one side, close to each other, of each transverse plate 4 is rotatably provided with a vertical shaft 5, the top end of each vertical shaft 5 is fixedly provided with a worm 6, the two worm wheels 8 are respectively meshed with the worm 6, both sides of the box body 1 are provided with through holes, one screen 9 is slidably arranged in the two through holes, the front side of the screen 9 is fixedly provided with a connecting plate 10, the front side of the connecting plate 10 is fixedly, the vertical shaft 5 is fixedly provided with an eccentric wheel 14, the eccentric wheel 14 is in rolling connection with the idler wheel 13, mounting holes are formed in the bottoms of the front side and the rear side of the box body 1, the two mounting holes on the same axis are rotatably provided with the same conveying shaft 17, the two conveying shafts 17 are fixedly provided with conveying rollers 18, and the two conveying rollers 18 are provided with the same conveying belt in a transmission manner.

The utility model discloses in, 4 bottom fixed mounting of diaphragm that lie in the below have screening motor 15 in two

diaphragms

4, 5 bottoms of vertical axis and the 15 output shaft fixed connection of screening motor drive vertical axis 5 through screening motor 15 and rotate.

The utility model discloses in, the feed port has been seted up at 1 top of box, and fixed mounting has two stock guides 20 on the inner wall of 1 top of box, and two stock guides 20 are the slant setting and are the symmetry setting for the feed port, are convenient for the feeding and lead to the material.

The utility model discloses in, discharge gate 22 and waste material mouth 19 have been seted up respectively to 1 both sides of box, and one side that box 1 is located waste material mouth 19 is provided with waste material case 7, collects the grit that is not conform to the particle diameter requirement so that reprocess.

The utility model discloses in, 1 front side fixed mounting of box has conveyor motor 21, and two carry in the axle 17 one carry axle 17 front end and conveyor motor 21 output shaft fixed connection, drive through conveyor motor 21 and carry axle 17 to rotate.

The utility model discloses in, connecting plate 10 is close to the one end of two springs 16 of one side fixedly connected with of box 1, and the other end of two springs 16 all resets connecting plate 10 with 1 one side fixed connection of box.

In the utility model, when in use, raw materials are put into the feeding port at the top of the box body 1 and the screening motor 15 is started, the output shaft of the screening motor 15 drives the vertical shaft 5 to rotate, the vertical shaft 5 drives the worm 6 to rotate, the worm 6 drives the two worm wheels 8 to rotate, the two worm wheels 8 respectively drive the corresponding rotating shafts 2 to rotate, the two rotating shafts 2 respectively drive the corresponding crushing rollers 3 to rotate so as to crush the raw materials, meanwhile, the vertical shaft 5 drives the eccentric wheel 14 to rotate, the eccentric wheel 14 pushes the connecting plate 10 and the screen cloth 9 to slide backwards through the connection with the roller 13 and compresses the spring 16, the eccentric wheel 14 continues to rotate, the connecting plate 10 is reset under the action of the spring 16 to drive the screen cloth 9 to slide forwards, the eccentric wheel 14 continuously rotates to drive the screen cloth 9 to slide forwards and backwards to slide backwards and further to screen the separated broken stones reaching the qualified particle size, the broken stones enter, the massive sandstone which does not reach the requirement of the particle size gradually rolls to one side on the screen 9 and enters the waste box 7 through the waste hole 19, so that repeated processing is carried out, the screening of crushed aggregates is realized, and the crushing quality is ensured.

Claims

1. The utility model provides a road and bridge construction is with broken screening plant, the power distribution box comprises a box body (1), a serial communication port, it installs two pivot (2) to rotate between the both sides inner wall around box (1), equal fixed mounting has crushing roller (3) on two pivot (2), two pivot (2) front ends all extend to box (1) front side and fixed mounting has worm wheel (8), box (1) front side fixed mounting has diaphragm (4), one side that two diaphragm (4) are close to each other rotates installs same vertical axis (5), vertical axis (5) top fixed mounting has worm (6), two worm wheel (8) all mesh with worm (6), the through-hole has all been seted up to box (1) both sides, slidable mounting has same screen cloth (9) in two through-holes, screen cloth (9) front side fixed mounting has connecting plate (10), connecting plate (10) front side fixed mounting has two fixed plate (11), one side that two fixed plates (11) are close to each other rotates and installs same connecting axle (12), and fixed mounting has gyro wheel (13) on connecting axle (12), fixed mounting has eccentric wheel (14) on vertical axis (5), and eccentric wheel (14) and gyro wheel (13) roll connection, and the mounting hole has all been seted up to both sides bottom around box (1), and two mounting holes that are located on the same axis rotate and install with one and carry axle (17), and equal fixed mounting has conveying roller (18) on two transport axles (17), rotates on two conveying rollers (18) and installs same conveyer belt.

2. The crushing and screening device for road and bridge construction according to claim 1, wherein a screening motor (15) is fixedly installed at the bottom of the transverse plate (4) positioned below in the two transverse plates (4), and the bottom end of the vertical shaft (5) is fixedly connected with an output shaft of the screening motor (15).

3. The crushing and screening device for road and bridge construction according to claim 1, wherein a feeding hole is formed in the top of the box body (1), two material guide plates (20) are fixedly installed on the inner wall of the top of the box body (1), and the two material guide plates (20) are obliquely arranged and symmetrically arranged relative to the feeding hole.

4. The crushing and screening device for road and bridge construction according to claim 1, wherein a discharge port (22) and a waste port (19) are respectively formed in two sides of the box body (1), and a waste box (7) is arranged on one side of the box body (1) located at the waste port (19).

5. The crushing and screening device for road and bridge construction according to claim 1, wherein a conveying motor (21) is fixedly installed on the front side of the box body (1), and the front end of one conveying shaft (17) of the two conveying shafts (17) is fixedly connected with an output shaft of the conveying motor (21).

6. The crushing and screening device for road and bridge construction according to claim 1, wherein one end of two springs (16) is fixedly connected to one side of the connecting plate (10) close to the box body (1), and the other end of each spring (16) is fixedly connected to one side of the box body (1).