CN112871617A

CN112871617A - Stone screening device for highway construction and using method thereof

Info

Publication number: CN112871617A
Application number: CN202110031855.0A
Authority: CN
Inventors: 赵良; 王子峰; 沈永康
Original assignee: Wujiang City Minggang Road & Bridge Co ltd
Current assignee: Wujiang City Minggang Road & Bridge Co ltd
Priority date: 2021-01-11
Filing date: 2021-01-11
Publication date: 2021-06-01

Abstract

The invention discloses a stone screening device for highway construction and a using method thereof, relates to the technical field of polyurethane fabrics, and aims to solve the problems that the existing device for screening stones cannot be used for screening in a grading manner and is inconvenient to collect, classify and bag. The entry has been seted up to box one side, be provided with the conveyer belt in the entry, the conveyer belt both sides are provided with the first support of symmetry, two first support and box fixed connection, the box front end is provided with the play flitch that three equidistance distributes, the box lower extreme is provided with the second support that four equidistance distribute, from top to bottom set gradually in the box first cross screen cloth, second cross screen cloth and third and cross the screen cloth, first cross screen cloth, second and cross the screen cloth upper end and all be provided with the scraper blade, it is three first cross screen cloth, second and cross screen cloth and third and cross the screen cloth upper end all be provided with the push pedal, three push pedal box inner wall parallel and level, it is three scraper blade and box swing joint.

Description

Stone screening device for highway construction and using method thereof

Technical Field

The invention relates to the technical field of highway construction materials, in particular to a stone screening device for highway construction and a using method thereof.

Background

The highway construction is divided into urban roads, highways, factory roads, forest roads, country roads and the like according to the use characteristics of the highway construction, and according to relevant regulations and technical standards of highway management, the highway is a public road which is constructed according to the highway engineering technical standards specified by the state and can be used for driving automobiles in cities, towns and villages and approved by the highway administration department.

Need use a large amount of stones to pour at highway construction's in-process, and need select suitable stone according to different road conditions and user demand, nevertheless need sieve the stone at the in-process of gathering and transporting, but the device that has the screening stone of nevertheless existing being used for has the screening of unable grading, and is not convenient for collect and categorised bagging-off.

Disclosure of Invention

The invention aims to provide a stone screening device for highway construction and a using method thereof, and aims to solve the problems that the existing device for screening stones cannot be used for screening in a grading manner and is inconvenient to collect, classify and bag.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a stone sieving mechanism for highway construction, includes the box, the entry has been seted up to box one side, be provided with the conveyer belt in the entry, the conveyer belt both sides are provided with the first support of symmetry, two first support and box fixed connection, the box front end is provided with the play flitch that three equidistance distributes, the box lower extreme is provided with the second support that four equidistance distribute, from top to bottom set gradually in the box first cross screen cloth, second cross screen cloth and third and cross the screen cloth, first cross screen cloth, second and cross the screen cloth upper end and all be provided with the scraper blade, first cross screen cloth, second and cross the screen cloth upper end and all be provided with the push pedal, it is three push pedal box inner wall parallel and level, it is three scraper blade and box swing joint.

Preferably, a third support and a third support which are symmetrical are arranged on one side of the conveying belt through an inlet, the third support is fixedly connected with the box body, symmetrical rotating rods are arranged in the conveying belt, the rotating rods are movably connected with the first support and the third support, a first rotating motor and a second rotating motor which are symmetrical are arranged on one side of the rotating rods through the first support and the third support, the first rotating motor is located in the first support and the third support, and the first rotating motor is movably connected with the first support and the third support.

Preferably, the first spout that three equidistance distributes is seted up to box inner wall one side, and is three first spout is located first screen cloth, second and crosses screen cloth and third and cross the screen cloth top, and is three the push pedal all is provided with first slider through first spout.

Preferably, a second rotating motor is arranged at the rear end of the first sliding block, the number of the second rotating motors is three, first screw rods are arranged in the first sliding block, a first belt is arranged between the first screw rods, the second rotating motors are movably connected with the first screw rods, and the number of the second rotating motors is three, and the first belt is movably connected with the first screw rods.

Preferably, the bottom in the box is provided with the swash plate, set up the feed opening in the swash plate.

Preferably, the inner wall of the box body is provided with three equally-distributed second sliding grooves, the second sliding grooves are located above the push plate and are three, and the second sliding grooves are movably connected with the scraper.

Preferably, the three scraper blades are internally provided with support rods, the rear ends of the three scraper blades are provided with second sliding blocks through second sliding grooves, the second sliding blocks are connected with the second sliding grooves in a sliding mode, and a third rotating motor is arranged in the box body.

Preferably, the three second sliding blocks are internally provided with second screw rods, one sides of the second screw rods are movably connected with a third rotating motor, a second belt is arranged between the three second screw rods, and the three second screw rods are movably connected with the second belt.

A method for using a stone screening device for highway construction comprises the following steps:

step 1: firstly, the stones to be screened are brought into the box body under the driving of the conveyor belt, the conveyor belt can drive the rotating rod to rotate through the first rotating motor so as to enable the rotating rod to move inwards to achieve the conveying effect, and the stones fed into the box body fall into the first screening net downwards along the gradient;

step 2: when the stones are screened, the first three layers of scraping plates respectively drive the second screw rod to rotate under the rotation of the third rotating motor so that the second sliding block slides left and right in the first rotating motor, the arranged scraping plates can be tiled and screened from the uppermost layer of stones to leave the stones with the largest volume on the first screening net, and therefore the stones with different sizes sequentially pass through the second screening net and the third screening net downwards and respectively fall through the screening holes till the stones fall to a discharge port of an inclined plate at the bottom in the box body 1, and the stones with the smallest volume are collected;

and step 3: the stones respectively left on the first screen, the second screen and the third screen can be respectively pushed forwards through the push plate, the discharge plate at the front end of the box body is opened at the moment, and the stones corresponding to the size are pushed out through the push plate and taken out.

Compared with the prior art, the invention has the beneficial effects that:

1. this stone sieving mechanism is used in highway construction can send into the stone that needs the screening through the conveyer belt that sets up in box one side, and the first screen cloth of crossing that sets up in the box, second cross screen cloth and third screen cloth can be convenient for carry out the multilayer screening with the stone, takes out the stone by the play flitch that sets up again.

2. This stone sieving mechanism for highway construction, first spout through seting up at the box inner wall makes the push pedal slide around including first slider, be convenient for with first screen cloth of crossing, the second is crossed the stone after the screening on screen cloth and the third screen cloth and is promoted forward and be convenient for shift out in the box, for collecting and the bagging-off provides convenience, the swash plate that sets up in the box can be convenient for the stone of below can fall out through the feed opening, and the swash plate that sets up can provide convenience for the unloading.

3. This stone sieving mechanism is used in highway construction, can be in the second spout horizontal slip through the second slider that sets up in scraper blade one side, and the second slider that sets up can play the rotation effect through the second belt through the third rotating electrical machines thereby provide power for the scraper blade removes, the bracing piece that sets up in the scraper blade can play the effect of support for the scraper blade, avoid using for a long time after the immobile stone, the second rotating electrical machines that sets up in the box can drive first lead screw and rotate and make first slider drive including the push pedal slide, the first belt that sets up between the three first lead screw can play power transmission's effect respectively.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a schematic view of the structure in the direction A-A of the present invention;

FIG. 4 is a schematic view of the structure of the present invention in the direction B-B;

fig. 5 is a schematic side view of the present invention.

In the figure: 1. a box body; 2. an inlet; 3. a conveyor belt; 4. a first bracket; 5. a discharge plate; 6. a second bracket; 7. a first screen; 8. a second screen; 9. a third screen; 10. a squeegee; 11. pushing the plate; 12. a third support; 13. a rotating rod; 14. a first rotating electrical machine; 15. a first chute; 16. a first slider; 17. a second rotating electrical machine; 18. a first lead screw; 19. a first belt; 20. a sloping plate; 21. a feeding port; 22. a second chute; 23. a support bar; 24. a second slider; 25. a third rotating electrical machine; 26. a second lead screw; 27. a second belt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-5, an embodiment of the present invention is shown: the utility model provides a stone sieving mechanism for highway construction, the power distribution box comprises a

box body

1, 1 one side of box has been seted up into mouth 2, be provided with conveyer belt 3 in the

entry

2, 3 both sides of conveyer belt are provided with the first support 4 of symmetry, two

first supports

4 and 1 fixed connection of box, 1 front end of box is provided with the play flitch 5 that three equidistance distributes, 1 lower extreme of box is provided with the second support 6 that four equidistance distribute, from top to bottom set gradually first cross screen cloth 7 in the box 1, screen cloth 8 and third cross screen cloth 9 are crossed to the second, first cross screen cloth 7, screen cloth 8 is crossed to the second and third cross screen cloth 9 upper end and all be provided with scraper blade 10, first cross screen cloth 7, screen cloth 8 is crossed to the second and third cross screen cloth 9 upper end and all be provided with

push pedal

11, 1 inner wall parallel and level of three push pedal 11 box.

Further, a third symmetrical support 12 is arranged on one side of the conveyor belt 3 through the inlet 2, the two third supports 12 are fixedly connected with the box body 1, symmetrical rotating rods 13 are arranged in the conveyor belt 3, the two rotating rods 13 are movably connected with the first support 4 and the third support 12, first symmetrical rotating motors 14 are arranged on one side of the two rotating rods 13 through the first support 4 and the third support 12, the two first rotating motors 14 are located in the first support 4 and the third support 12, the two first rotating motors 14 are movably connected with the first support 4 and the third support 12, stones to be screened can be fed into the conveyor belt 3 arranged on one side of the box body 1, the first screening net 7, the second screening net 8 and the third screening net 9 arranged in the box body 1 can facilitate multi-layer screening of the stones, and the stones are taken out through the arranged discharging plate 5.

Further, 1 inner wall one side of box has seted up the first spout 15 that three equidistance distributes, three first spout 15 is located first cross screen cloth 7, screen cloth 8 and third cross screen cloth 9 top are crossed to the second, three push pedal 11 one side all is provided with first slider 16 through first spout 15, first spout 15 through seting up at 1 inner wall of box makes push pedal 11 slide around including first slider 16, be convenient for with first cross screen cloth 7, the second is crossed the stone after the screening on screen cloth 8 and the third and is promoted forward and be convenient for shift out in the box 1, for collection and bagging-off provide convenience.

Further, a second rotating motor 17 is arranged at the rear end of the first slider 16, first screw rods 18 are arranged in the three first sliders 16, first belts 19 are arranged between the three first screw rods 18, the second rotating motor 17 is movably connected with the first screw rods 18, the three first belts 19 are movably connected with the first screw rods 18, the first screw rods 18 can be driven to rotate through the second rotating motor 17 arranged in the box body 1, so that the first sliders 16 drive the push plate 11 to slide inside, and the first belts 19 arranged between the three first screw rods 18 can play a role in power transmission.

Further, the bottom is provided with swash plate 20 in the box 1, has seted up feed opening 21 in the swash plate 20, and the stone that can be convenient for the below through the swash plate 20 that sets up in box 1 can fall out through feed opening 21, and the swash plate 20 that sets up can provide convenience for the unloading.

Further, the second spout 22 that three equidistance distributes is seted up to box 1 inner wall, and three second spout 22 is located push pedal 11 top, and three second spout 22 and scraper blade 10 swing joint can make including scraper blade 10 slide through the second spout 22 of seting up, and the position that sets up does not conflict with push pedal 11 can not influence work each other, and the use order of two structures has avoided the conflict when using in tandem.

Further, all be provided with bracing piece 23 in the three scraper blade 10, three scraper blade 10 rear end all is provided with second slider 24 through second spout 22, three second slider 24 and second spout 22 sliding connection, be provided with third rotating electrical machines 25 in the box 1, second slider 24 through setting up in scraper blade 10 one side can be in second spout 22 horizontal slip, bracing piece 23 that sets up in scraper blade 10 can play the effect of support for scraper blade 10, avoid using for a long time after the unmovable stone.

Further, all be provided with second lead screw 26 in the three second slider 24, second lead screw 26 one side and third rotating electrical machines 25 swing joint, be provided with second belt 27 between the three second lead screw 26, three second lead screw 26 and second belt 27 swing joint can play respectively through the third rotating electrical machines 25 who sets up and drive the rotation in the three second lead screw 26 through second belt 27, and second belt 27 can play driven effect.

step 1: firstly, the stones to be screened are brought into the box body 1 under the driving of the conveyor belt 3, the conveyor belt 3 can drive the rotating rod 13 to rotate through the first rotating motor 14 so as to enable the rotating rod to move inwards to achieve the conveying effect, and the stones sent into the box body 1 fall onto the first screen passing screen 7 downwards along the gradient;

step 2: when stones are screened, the first three layers of scraping plates 10 respectively drive the second screw rods 26 to rotate under the rotation of the third rotating motor 25 so that the second sliding blocks 24 slide left and right inside, the arranged scraping plates 10 can be tiled and screened from the uppermost layer of stones to leave the stones with the largest volume on the first screen passing screen 7, and therefore the stones with different sizes respectively pass through the screen holes downwards in sequence through the second screen passing screen 8 and the third screen passing screen 9 until the stones fall to the discharge port 21 of the bottom inclined plate 20 in the box body 1, and the stones with the smallest volume are collected;

and step 3: the stones respectively left on the first, second and

third sieving screens

7, 8 and 9 can be respectively pushed forwards through the push plate 11, the discharge plate 5 at the front end of the box body 1 is opened at the moment, and the stones with corresponding sizes are pushed out through the push plate 11 and then taken out.

The working principle is as follows: when in use, firstly, stones are placed on the conveyor belt 3, the movement of the conveyor belt 3 drives the rotating rod 13 to move inwards under the condition that the first rotating motor 14 arranged in the first support 4 drives the stones to be carried into the box body 1, the stones fall onto the first screen passing net 7 along the slope, at the moment, the stones are paved by the scraping plates 10 on the first screen passing net 7 to be sieved, and the stones slide left and right, because the screen leakage of the first screen passing net 7 is larger, some stones smaller than the screen leakage fall onto the second screen passing net 8 and the third screen passing net 9 along the slope, meanwhile, the three scraping plates 10 sieve the stones continuously together, the arranged scraping plates 10 slide in the second sliding grooves 22 through the second sliding blocks 24, the second screw rods 26 arranged in the second sliding blocks 24 can drive the second sliding blocks to slide, and the three second screw rods 26 can be driven by the third rotating motor 25 to rotate, the second belt 27 arranged among the three second screw rods 26 can play a transmission role, when stones pass through the third screen mesh 9 and fall onto the inclined plate 20 in the box body 1, and then are taken out through the discharging port 21, the arranged inclined plate 20 can provide convenience for discharging, the arranged push plate 11 can be used when the stones to be sieved need to be taken out, firstly, the three push plates 11 can slide back and forth in the first sliding groove 15 through the first sliding block 16 arranged on one side, the first screw rods 18 arranged in the first sliding block 16 drive the sliding, the three first screw rods 18 can drive under the rotation of the second rotating motor 17, meanwhile, the first belt 19 arranged among the three first screw rods 18 can start the transmission role, when the push plate 11 pushes the stones on the first screen mesh 7, the second screen mesh 8 and the third screen mesh 9 forward, and at the moment, the discharging plate 5 is opened to take out the stones respectively, when receiving the material, only need open discharge plate 5 in proper order, arrange collection device in discharge plate 5 below and receive the material, close discharge plate 5 after the use can.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a stone sieving mechanism is used in highway construction, includes box (1), its characterized in that: an inlet (2) is formed in one side of the box body (1), a conveying belt (3) is arranged in the inlet (2), symmetrical first supports (4) are arranged on two sides of the conveying belt (3), the first supports (4) are fixedly connected with the box body (1), three discharging plates (5) distributed in equal intervals are arranged at the front end of the box body (1), four second supports (6) distributed in equal intervals are arranged at the lower end of the box body (1), a first screen passing net (7), a second screen passing net (8) and a third screen passing net (9) are sequentially arranged in the box body (1) from top to bottom, scraping plates (10) are arranged at the upper ends of the first screen passing net (7), the second screen passing net (8) and the third screen passing net (9), and pushing plates (11) are arranged at the upper ends of the first screen passing net (7), the second screen passing net (8) and the third screen passing net (9), the three push plates (11) are flush with the inner wall of the box body (1), and the three scraping plates (10) are movably connected with the box body (1).

2. The stone screening device for road construction according to claim 1, wherein: conveyer belt (3) one side is provided with third support (12), two of symmetry through entry (2) third support (12) and box (1) fixed connection, be provided with bull stick (13) of symmetry in conveyer belt (3), two bull stick (13) and first support (4) and third support (12) swing joint, two bull stick (13) one side is provided with first rotating electrical machines (14) of symmetry through first support (4) and third support (12), two first rotating electrical machines (14) are located first support (4) and third support (12), two first rotating electrical machines (14) and first support (4) and third support (12) swing joint.

3. The stone screening device for road construction according to claim 1, wherein: first spout (15) that three equidistance distributes are seted up to box (1) inner wall one side, and are three first spout (15) are located first screen cloth (7), second and pass screen cloth (8) and third and pass screen cloth (9) top, and are three push pedal (11) one side all is provided with first slider (16) through first spout (15).

4. The stone screening apparatus for road construction according to claim 3, wherein: the rear end of the first sliding block (16) is provided with a second rotating motor (17), the first sliding block (16) is internally provided with a first screw rod (18) and is three, a first belt (19) is arranged between the first screw rods (18), the second rotating motor (17) is movably connected with the first screw rods (18), and the first belt (19) is movably connected with the first screw rods (18).

5. The stone screening device for road construction according to claim 1, wherein: the bottom is provided with swash plate (20) in box (1), seted up feed opening (21) in swash plate (20).

6. The stone screening device for road construction according to claim 1, wherein: the box (1) inner wall is provided with three equidistance distributed second chutes (22), three the second chutes (22) are positioned above the push plate (11), three the second chutes (22) are movably connected with the scraper (10).

7. The stone screening device for road construction according to claim 1, wherein: the three scrapers (10) are internally provided with support rods (23), the rear ends of the three scrapers (10) are respectively provided with a second sliding block (24) through a second sliding groove (22), the three second sliding blocks (24) are connected with the second sliding groove (22) in a sliding mode, and a third rotating motor (25) is arranged in the box body (1).

8. The stone screening apparatus for road construction according to claim 7, wherein: all be provided with second lead screw (26) in three second slider (24), second lead screw (26) one side and third rotating electrical machines (25) swing joint, it is three be provided with second belt (27) between second lead screw (26), it is three second lead screw (26) and second belt (27) swing joint.

9. The use method of the stone screening device for road construction according to any one of claims 1 to 8, comprising the steps of:

step 1: firstly, stones to be screened are brought into the box body (1) under the driving of the conveyor belt (3), the conveyor belt (3) can drive the rotating rod (13) to rotate through the first rotating motor (14) so as to enable the rotating rod to move inwards to achieve the conveying effect, and the stones sent into the box body (1) fall onto the first screen passing screen (7) downwards along the gradient;

step 2: when stones are screened, the first three layers of scraping plates (10) respectively drive the second screw rods (26) to rotate to enable the second sliding blocks (24) to slide left and right inside through the rotation of the third rotating motor (25), the arranged scraping plates (10) can be tiled and screened from the uppermost layer of stones to leave the largest size on the first screen (7), and accordingly, the stones with different sizes respectively pass through the screening holes downwards in sequence through the second screen (8) and the third screen (9) and fall downwards until the stones fall to the feed opening (21) of the bottom inclined plate (20) in the box body 1, and the stones with the smallest size are collected;

and step 3: the stones respectively left on the first screen (7), the second screen (8) and the third screen (9) can be respectively pushed forwards through the push plate (11), the discharge plate (5) at the front end of the box body (1) is opened at the moment, and the stones with corresponding sizes are pushed out through the push plate (11) and taken out.