CN211660450U

CN211660450U - Stone sieving mechanism is used in highway engineering construction

Info

Publication number: CN211660450U
Application number: CN202020108895.1U
Authority: CN
Inventors: 赵永强
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-18
Filing date: 2020-01-18
Publication date: 2020-10-13
Anticipated expiration: 2030-01-18

Abstract

The utility model discloses a stone sieving mechanism is used in highway engineering construction relates to stone sieving mechanism field, including last screening case, well screening case and lower screening case, go up screening case, well screening case and lower screening case range upon range of setting from top to bottom, go up screening case, the equal fixed welding in bottom of well screening case has the rand, the rand block of going up screening bottom of the case portion is at the top opening part of well screening case, the rand block of well screening bottom of the case portion is at the top opening part of screening case down, goes up the screening case, well screening case and lower screening case constitute rectangle box structure. The utility model consists of an upper screening box, a middle screening box and a lower screening box, which is convenient for dismounting and taking out stones, can be used for screening stones with three specifications, and has better screening effect and convenient use; the utility model discloses in through water precipitation dirt at the in-process of stone screening, avoided the dust to fly upward, and sufficient cyclic utilization of hydroenergy, energy-concerving and environment-protective.

Description

Stone sieving mechanism is used in highway engineering construction

Technical Field

The utility model relates to a stone sieving mechanism field, in particular to stone sieving mechanism is used in highway engineering construction.

Background

Highway engineering refers to the work of investigation, measurement, design, construction, maintenance, management, etc. of a highway structure. The highway engineering structure includes: roadbeds, pavements, bridges, culverts, tunnels, drainage systems, safety protection facilities, greening and traffic monitoring facilities, and houses, workshops and other service facilities used for construction, maintenance and monitoring.

The stone sieving mechanism can be used to the screening of the stone for highway engineering construction, and the in-process of current stone screening produces great dust easily usually, influences the construction environment, and the in-process of screening is difficult for screening, and efficiency is lower.

Therefore, it is necessary to provide a screening device for stones for highway engineering construction to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stone sieving mechanism is used in highway engineering construction to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a stone screening device for highway engineering construction comprises an upper screening box, a middle screening box and a lower screening box, wherein the upper screening box, the middle screening box and the lower screening box are arranged in an up-and-down stacked mode, clamping rings are fixedly welded at the bottoms of the upper screening box and the middle screening box, the clamping rings at the bottom of the upper screening box are clamped at the upper opening of the middle screening box, the clamping rings at the bottom of the middle screening box are clamped at the upper opening of the lower screening box, the upper screening box, the middle screening box and the lower screening box form a rectangular box body structure, an internally and externally communicated feeding hopper is integrally arranged at the upper end of the upper screening box, a water pump is arranged on one side of the feeding hopper and communicated with the inside of the upper screening box, the water pump is communicated with the bottom of the lower screening box through a backflow pipeline, an upper screening box is arranged inside the upper screening box, a backflow pipeline is arranged inside the middle screening box, and the backflow pipeline is of a rectangular box body structure with an upper surface opening, the bottom surface of the lower screening box is provided with a plurality of groups of second leak holes which penetrate through the upper and lower parts, the lower end of the upper screening box is internally provided with an inclined plane, a first leak hole is arranged between the inclined planes at the two sides, the first leak hole penetrates through the upper and lower surfaces of the upper screening box, a guide frame is arranged between the upper screening box and the lower screening box, the guide frame is fixedly welded on the inner wall of the upper screening box through a support rod, the upper and lower surfaces of the guide frame are fixedly provided with rubber rings, the rubber rings at the upper and lower surfaces of the guide frame are respectively and movably attached to the lower surface of the upper screening box and the upper surface of the lower screening box, the left and right sides of the lower end of the upper screening box and the left and right sides of the lower end of the lower screening box are fixedly welded with guide plates, the guide plates movably penetrate through guide grooves and extend out of the outer part of the upper screening box, a support plate is fixedly welded at the end part of the guide plate, the electric push rod of going up screening case side is fixed to be welded in the side of last screening case, and the deflector tip of right-hand member is connected with stop screw through screw-thread fit, the inside of screening case is equipped with the filter plate down, the upper and lower fixed laminating of surface of filter plate has the filtration cotton layer, and the filter plate is placed on the supporting shoe of both sides, the supporting shoe is fixed to be welded on the inner wall of screening case down.

Preferably, the horizontal length of the inclined plane is equal to the length of one end of the guide plate extending out of the upper screening box, and the bottom ends of the inclined planes on the two sides are inclined approximately.

Preferably, the first leak hole and the second leak hole are both in circular hole structures, and the diameter of the first leak hole is larger than that of the second leak hole.

Preferably, damping springs are fixedly welded on two side faces of the lower screening box and two side faces of the upper screening box, the end parts of the damping springs on the side faces of the lower screening box are fixedly welded on the inner wall of the middle screening box, and the damping springs on the side faces of the upper screening box are fixedly welded on the inner wall of the upper screening box.

Preferably, balls are movably embedded in the inner walls of the upper side and the lower side of the guide groove, and the balls are movably attached to the surface of the guide plate.

Preferably, the surface of the filter plate is provided with a plurality of groups of filter holes which penetrate through the filter plate up and down, and the filter holes are in a circular hole shape.

The utility model discloses a technological effect and advantage:

1. the utility model consists of an upper screening box, a middle screening box and a lower screening box, which is convenient for dismounting and taking out stones, can be used for screening stones with three specifications, and has better screening effect and convenient use;

2. the utility model discloses in through water precipitation dirt at the in-process of stone screening, avoided the dust to fly upward, and sufficient cyclic utilization of hydroenergy, energy-concerving and environment-protective.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a sectional view of the present invention.

Fig. 3 is an enlarged schematic view of a structure shown in fig. 2 according to the present invention.

In the figure: 1. an upper screening box; 2. a middle screening box; 3. a lower screening box; 4. a support plate; 5. an electric push rod; 6. a feed hopper; 7. a water pump; 8. a return line; 9. a limit screw; 10. a ball bearing; 11. a guide groove; 12. a support bar; 13. a guide frame; 14. a rubber ring; 15. an upper screening box; 16. a bevel; 17. a first leak hole; 18. a lower screening cassette; 19. a second leak hole; 20. a support block; 21. filtering holes; 22. filtering the plate; 23. a filter cotton layer; 24. a damping spring; 25. a collar; 26. a guide plate.

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 stone screening device for highway engineering construction as shown in figures 1-3, which comprises an upper screening box 1, a middle screening box 2 and a lower screening box 3, wherein the upper screening box 1, the middle screening box 2 and the lower screening box 3 are arranged in an up-and-down stacking manner, the bottoms of the upper screening box 1 and the middle screening box 2 are fixedly welded with a retainer ring 25, the retainer ring 25 at the bottom of the upper screening box 1 is clamped at the upper opening of the middle screening box 2, the retainer ring 25 at the bottom of the middle screening box 2 is clamped at the upper opening of the lower screening box 3, and the upper screening box 1, the middle screening box 2 and the lower screening box 3 are convenient to disassemble and clean;

the upper screening box 1, the middle screening box 2 and the lower screening box 3 form a rectangular box body structure, the upper end of the upper screening box 1 is integrally provided with a feed hopper 6 which is communicated with the inside and the outside, one side of the feed hopper 6 is provided with a water pump 7, the water pump 7 is communicated with the inside of the upper screening box 1, the bottom of the water pump 7 is communicated with the bottom of the lower screening box 3 through a backflow pipeline 8, the inside of the upper screening box 1 is provided with an upper screening box 15, the inside of the middle screening box 2 is provided with a backflow pipeline 8, the backflow pipeline 8 is in a rectangular box body structure with an opening on the upper surface, the bottom surface of the lower screening box 18 is provided with a plurality of groups of second leakage holes 19 which penetrate through up and down, the lower end of the upper screening box 15 is internally provided with an inclined surface 16, a first leakage hole 17 is arranged between the inclined surfaces 16 on two sides, the upper and lower surfaces of the first leakage hole 17 penetrate through the upper screening box 15, a guide frame 13 is arranged between the upper screening box, rubber rings 14 are fixedly arranged on the upper surface and the lower surface of the guide frame 13, so that the abrasion is small, and the service life of the device is long;

rubber ring 14 on surface about leading frame 13 is the activity laminating respectively at the lower surface of last screening box 15 and the upper surface of lower screening box 18, the equal fixed welding of the lower extreme left and right sides of going up screening box 15 and lower screening box 18 has deflector 26, the outside of screening case 1 is passed and stretched out in the guide way 11 to deflector 26 activity, the fixed welding of the deflector 26 tip of left end has backup pad 4, fixed welding has electric putter 5 on backup pad 4, electric putter 5's model can use: the ANT-26, but not limited to the electric push rod of this type, can be selected according to actual requirements, and is a common prior art, and is not described herein again;

the electric push rod 5 on the side surface of the middle screening box 2 is fixedly welded on the side surface of the middle screening box 2, the electric push rod 5 on the side surface of the upper screening box 1 is fixedly welded on the side surface of the upper screening box 1, and the end part of the guide plate 26 on the right end is connected with a limit screw 9 in a threaded fit manner, so that the phenomenon that the upper screening box 15 in the upper screening box 1 falls off due to excessive shaking is avoided;

the inside of screening case 3 is equipped with filter plate 22 down, and the upper and lower surface of filter plate 22 all fixes the laminating and has filtered cotton layer 23, and filter plate 22 places on the supporting shoe 20 of both sides, and the supporting shoe 20 is fixed the welding on the inner wall of screening case 3 down.

The horizontal length of inclined plane 16 equals the length that screening case 1 one end was stretched out to deflector 26, and the inclined plane 16 bottom of both sides is close to the slope, and inclined plane 16 is convenient for the stone gliding, and a small opening 17 sets up between the inclined plane 16 of both sides, can not lead to the stone to spill because of last screening box 15 is left and right rocked, and the stone gets into down screening box 18 behind leading frame 13 when spilling from a small opening 17 can be good.

Wherein, No. one small opening 17 and No. two small openings 19 all are round hole column structure, and the diameter of No. one small opening 17 is greater than No. two small opening 19's diameter, accords with the order that the stone was screened, and the specific diameter of No. one small opening 17 and No. two small opening 19 can set up according to the stone specification that needs were screened.

The damping springs 24 are fixedly welded on the two side faces of the lower screening box 18 and the two side faces of the upper screening box 15, the end portions of the damping springs 24 on the side faces of the lower screening box 18 are fixedly welded on the inner wall of the middle screening box 2, and the damping springs 24 on the side faces of the upper screening box 15 are fixedly welded on the inner wall of the upper screening box 1, so that the damping box has a good damping and buffering effect, and the upper screening box 15 and the lower screening box 18 are prevented from excessively shaking.

Ball 10 is all movably inlayed at the upper and lower both sides inner wall of guide way 11, and ball 10 activity laminating is on the surface of deflector 26, and ball 10 makes deflector 26 move about in guide way 11 when stable in structure, can not rock up-and-down or other directions.

The surface of filter plate 22 is equipped with the filtration pore 21 that runs through from top to bottom of a plurality of groups, and filtration pore 21 is the round hole form, supplies water and passes through, and filter plate 22 mainly plays the effect of supporting filter cotton layer 23 for the stone falls into down and can the stable stay in screening case 3.

The working principle is as follows: the utility model consists of an upper screening box 1, a middle screening box 2 and a lower screening box 3, which is convenient for dismounting and taking out stones, can be used for screening stones with three specifications, and has better screening effect and convenient use;

the utility model discloses in through water precipitation dirt at the in-process of stone screening, avoided the dust to fly upward, and sufficient cyclic utilization of hydroenergy, energy-concerving and environment-protective.

Firstly, stones enter the upper screening box 15 of the upper screening box 1 from the feeding hopper 6, the electric push rod 5 pushes the upper screening box 15 back and forth to shake left and right, so that the inner stones are screened, the stones smaller than the diameter of the first leaking hole 17 are leaked into the lower screening box 18, the stones smaller than the diameter of the second leaking hole 19 are leaked into the lower screening box 3 after being screened by the lower screening box 18, screening of the stones of three specifications is realized, the upper screening box 1, the middle screening box 2 and the lower screening box 3 are mutually spliced, a plurality of groups can be spliced according to actual requirements, and the stone screening box is used for screening the stones with different requirements and is wide in application range.

In the screening process, the water filtered by the filtering cotton layer 23 in the lower screening box 3 is discharged into the upper screening box 1 through the return pipeline 8 by the water pump 7, so that the purposes of dust fall and water recycling are achieved.

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 highway engineering construction is with stone sieving mechanism, includes screening case (1), well screening case (2) and lower screening case (3), its characterized in that: the upper screening box (1), the middle screening box (2) and the lower screening box (3) are arranged in an up-down stacking mode, clamping rings (25) are fixedly welded at the bottoms of the upper screening box (1) and the middle screening box (2), the clamping rings (25) at the bottom of the upper screening box (1) are clamped at the upper opening of the middle screening box (2), the clamping rings (25) at the bottom of the middle screening box (2) are clamped at the upper opening of the lower screening box (3), the upper screening box (1), the middle screening box (2) and the lower screening box (3) form a rectangular box body structure, a feeding hopper (6) communicated with the inside and the outside is integrally arranged at the upper end of the upper screening box (1), a water pump (7) is arranged on one side of the feeding hopper (6), the water pump (7) is communicated with the inside of the upper screening box (1), the water pump (7) is communicated with the bottom of the lower screening box (3) through a backflow pipeline (8), and an upper screening box (15) is arranged inside the upper screening box (1), the inner part of the middle screening box (2) is provided with a backflow pipeline (8), the backflow pipeline (8) is of a rectangular box body structure with an opening in the upper surface, the bottom surface of the lower screening box (18) is provided with a plurality of groups of second through holes (19) which penetrate through the upper part and the lower part, the inner part of the lower end of the upper screening box (15) is provided with an inclined plane (16), a first through hole (17) is arranged between the inclined planes (16) on two sides, the first through hole (17) penetrates through the upper surface and the lower surface of the upper screening box (15), a guide frame (13) is arranged between the upper screening box (15) and the lower screening box (18), the guide frame (13) is fixedly welded on the inner wall of the upper screening box (1) through a support rod (12), rubber rings (14) are fixedly arranged on the upper surface and the lower surface of the guide frame (13), the rubber rings (14) on the upper surface and the lower surface of the guide frame (13) are movably jointed on the lower surface of the upper, the lower end left and right sides of the upper screening box (15) and the lower end left and right sides of the lower screening box (18) are fixedly welded with guide plates (26), the guide plates (26) movably penetrate through the guide grooves (11) and stretch out of the outer portion of the upper screening box (1), the end portion of the guide plates (26) at the left end is fixedly welded with a support plate (4), an electric push rod (5) is fixedly welded on the support plate (4), the electric push rod (5) at the side surface of the middle screening box (2) is fixedly welded at the side surface of the middle screening box (2), the electric push rod (5) at the side surface of the upper screening box (1) is fixedly welded at the side surface of the upper screening box (1), the end portion of the guide plates (26) at the right end is connected with a limit screw (9) in a threaded fit manner, a filter plate (22) is arranged inside the lower screening box (3), and a filter cotton layer (23), the filter plates (22) are placed on the supporting blocks (20) on the two sides, and the supporting blocks (20) are fixedly welded on the inner wall of the lower screening box (3).

2. The screening device of stones for highway engineering construction according to claim 1, wherein: the horizontal length of the inclined plane (16) is equal to the length of one end of the guide plate (26) extending out of the upper screening box (1), and the bottom ends of the inclined planes (16) on the two sides are inclined approximately.

3. The screening device of stones for highway engineering construction according to claim 1, wherein: the first leakage hole (17) and the second leakage hole (19) are both in circular hole structures, and the diameter of the first leakage hole (17) is larger than that of the second leakage hole (19).

4. The screening device of stones for highway engineering construction according to claim 1, wherein: the damping springs (24) are fixedly welded on two side faces of the lower screening box (18) and two side faces of the upper screening box (15), the end portions of the damping springs (24) on the side faces of the lower screening box (18) are fixedly welded on the inner wall of the middle screening box (2), and the damping springs (24) on the side faces of the upper screening box (15) are fixedly welded on the inner wall of the upper screening box (1).

5. The screening device of stones for highway engineering construction according to claim 1, wherein: the upper and lower both sides inner wall of guide way (11) all has activity to inlay ball (10), ball (10) activity laminating is on the surface of deflector (26).

6. The screening device of stones for highway engineering construction according to claim 1, wherein: the surface of the filter plate (22) is provided with a plurality of groups of filter holes (21) which penetrate through up and down, and the filter holes (21) are in a circular hole shape.