CN214682758U

CN214682758U - Highway maintenance rubble multistage screening plant

Info

Publication number: CN214682758U
Application number: CN202022300258.7U
Authority: CN
Inventors: 孙永刚; 管信江; 阳海军; 王竹青
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-15
Filing date: 2020-10-15
Publication date: 2021-11-12
Anticipated expiration: 2030-10-15

Abstract

The utility model relates to a rubble screening technical field, in particular to a highway maintenance rubble multi-stage screening device, which comprises a first receiving tray, a screw rod, a first screen mesh and the like, wherein the rubble is placed at a feed inlet and is conveyed by the screw rod, the labor is reduced, the working efficiency is improved, the bottom of a box body is provided with the first screen mesh, the lower part of the first screen mesh is provided with the first receiving tray, the first receiving tray is provided with a third discharge outlet, the finest rubble is screened out by the third discharge outlet, larger particles on the first screen mesh are conveyed to a rotary screen mesh by the rotation of the screw rod, the usability is improved, the rotary screen mesh screens out the finer rubble, a second receiving tray which falls into the bottom is directly discharged by the second receiving tray through a through hole of a protective cover, the usability is improved, the unicity of the use of the traditional screening machine is solved, and the larger rubble is discharged by the first discharge outlet, the time is saved, and the working efficiency is improved.

Description

Highway maintenance rubble multistage screening plant

Technical Field

The utility model relates to a rubble screening technical field specifically is a highway maintenance rubble multi-stage screening device.

Background

As is well known, with the continuous development and progress of economy, the comprehensive strength of China is continuously enhanced, wherein the highway mileage of China is also continuously increased, the pothole ground of the road surface needs to be repaired in the highway construction and maintenance process, but the highway maintenance crushed stones need to be screened, and the proper crushed stones are selected for repairing, so that the quality of pavement repair and maintenance is ensured.

The screening of current highway maintenance rubble screening plant is simple, and the screening grade is less, influences screening plant's screening quality, and this screening plant during operation can produce great raise dust simultaneously, and raise dust pollution all ring edge borders to and influence screening plant's feature to do all can.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a sieve multistage highway maintenance rubble multi-stage screening device.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a highway maintenance broken stone multistage screening device comprises a protective box body, a second support frame, a first support frame, a screw rod and a chain, wherein the box body is installed at the top end of the second support frame, through holes are formed in the right end and the left end of the box body, a first bearing is arranged in each through hole, the screw rod is installed in each first bearing, a first motor is installed at the inner bottom end of the protective box body, the output end of the first motor is concentrically connected with a universal shaft, the top end of the universal shaft is connected with the left end of the screw rod, a feed inlet is formed in the left side of the top end of the box body, a second discharge outlet is formed in the right side of the bottom end of the box body, a cloth bag is connected to the bottom end of the second discharge outlet, a first screen is arranged at the bottom end of the box body, a first material receiving disc is arranged at the bottom end of the first screen, a third discharge outlet is formed in the left side of the bottom end of the first material receiving disc, the top end of the bracket is connected with a third material receiving disc, the middle part between the left side wall and the right side wall of the bracket is connected with a supporting platform, the top end of the supporting platform is provided with a second motor, the output end of the second motor is connected with a driving gear, the upper part of the right side wall of the bracket is provided with a through hole, the top end of the first bracket is provided with a protective cover, the left end and the right end of the protective cover are provided with through holes, a second bearing is arranged in the through hole, the second bearing is connected with a connecting shaft, a driven gear is arranged at the left end of the connecting shaft, the outer wall of the circumference of the middle part of the connecting rod is provided with the connecting rod, the top end of the connecting rod is connected with a rotary screen, the driving gear is connected with the driven gear through a chain, the lower part of the left end of the protective cover is provided with a first discharge hole, the top of first support frame is connected with second take-up (stock) pan, the through-hole has been seted up to the bottom of safety cover.

Preferably, the screw rod is rotatably connected with the first bearing.

Preferably, the third material receiving tray and the second material receiving tray are obliquely arranged.

Preferably, the through hole at the upper part of the right side wall of the bracket is on the same central line with the through hole at the right end and the through hole at the left end of the protective cover.

Preferably, the connecting shaft is rotatably connected to the second bearing.

Preferably, the connecting rod is fixedly connected with the rotary screen.

(III) advantageous effects

Compared with the prior art, the utility model provides a highway maintenance rubble multistage screening plant possesses following beneficial effect:

this highway maintenance rubble multistage screening plant, through putting the rubble in feed inlet department, through the hob conveying, the manual work has been reduced, the work efficiency is improved, the bottom half is equipped with first screen cloth, first screen cloth lower part is provided with first take-up (stock) pan, first take-up (stock) pan is provided with the third discharge gate, sift the finest rubble through the third discharge gate, through with the bigger granule on the first screen cloth, convey to rotary screen through the hob rotation, the usability has been increased, rotary screen sieves out the finer rubble, through the safety cover through-hole, fall into the second take-up (stock) pan of bottom, through the direct discharge of second take-up (stock) pan, the usability has been improved, the unicity of dividing the sieve machine to use in the past has been solved, bigger rubble is discharged through first discharge gate, the time is saved, and the work efficiency is improved.

Drawings

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

fig. 2 is a schematic top view of the present invention;

fig. 3 is a schematic view of a part of an enlarged structure at a in fig. 1 according to the present invention.

In the figure: 1. a first discharge port; 2. a second take-up pan; 3. a driven gear; 4. a cardan shaft; 5. a first motor; 6. a protective box body; 7. a feed inlet; 8. a first take-up pan; 9. a first screen; 10. a support; 11. a drive platform; 12. a second motor; 13. a third take-up pan; 14. a cloth bag; 15. a second discharge port; 16. a screw rod; 17. a first bearing; 18. a protective cover; 19. rotating the screen; 20. a second bearing; 21. a first support frame; 22. a connecting shaft; 23. a chain; 24. a driving gear; 25. a second support frame; 26. a box body; 27. a third discharge port; 28. a connecting rod.

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.

Examples

Referring to fig. 1-3, a road maintenance gravel multistage screening device comprises a protective box body 6, a second support frame 25, a support 10, a first support frame 21, a screw rod 16 and a chain 23, wherein the top end of the second support frame 25 is provided with the box body 26, the right end and the left end of the box body 26 are provided with through holes, the through hole at the upper part of the right side wall of the support 10 and the through hole at the right end and the through hole at the left end of the protective cover 18 are on the same central line, the support 10 is protected by the protective cover to prevent gravel from flying out, the first bearing 17 is arranged in the through hole, the screw rod 16 is arranged in the first bearing 17, the first motor 5 is arranged at the bottom end inside the protective box body 6, the universal shaft 4 is driven by the motor, the universal shaft 4 drives the screw rod 16 to rotate, the output end of the first motor 5 is concentrically connected with the universal shaft 4, the top end of the universal shaft 4 is connected with the left end of the screw rod 16, the screw rod 16 is rotatably connected with the first bearing 17, the connecting shaft 22 is rotatably connected with the second bearing 20, the connecting rod 28 is fixedly connected with the rotary screen 19, the screening is carried out through the rotary screen 19, the left side of the top end of the box body 26 is provided with the feeding hole 7, the right side of the bottom end of the box body 26 is provided with the second discharging hole 15, the bottom end of the second discharging hole 15 is connected with the cloth bag 14, the dust is reduced through the cloth bag 14 and is prevented from splashing, the bottom end of the box body 26 is provided with the first screen 9, the bottom end of the first screen 9 is provided with the first material receiving disc 8, the left side of the bottom end of the first material receiving disc 8 is provided with the third discharging hole 27, the top end of the support 10 is connected with the third material receiving disc 13, the middle part between the left side wall and the right side wall of the support 10 is connected with the supporting platform, the support is carried out through the supporting platform, the top end of the supporting platform is provided with the second motor 12, the output end of the second motor 12 is connected with the driving gear 24, and the upper part of the right side wall of the support 10 is provided with the through hole, the safety cover is installed on first support frame 21's top, the through-hole has been seted up to the left end and the right-hand member of safety cover, be provided with second bearing 20 in the through-hole, reduce running friction through second bearing 20, second bearing 20 is connected with connecting axle 22, driven gear 3 is installed to connecting axle 22's left end, connecting axle 22 middle part circumference outer wall is provided with connecting rod 28, the top of connecting rod 28 is connected with rotary screen 19, driving gear 24 passes through chain 23 with driven gear 3 and is connected, the left end lower part of safety cover is provided with first discharge gate 1, the top of first support frame 21 is connected with second take-up (stock) pan 2, third take-up (stock) pan 13 and the slope of second take-up (stock) pan 2 are placed, make things convenient for the material to pour out.

To sum up, this highway maintenance rubble multi-stage screening device, through putting the rubble in feed inlet 7 department, convey through hob 16, the box 26 bottom is equipped with first screen cloth 9, first screen cloth 9 lower part is provided with first take-up (receiving) pan 8, first take-up (receiving) pan 8 is provided with third discharge gate 27, sift the finest rubble through third discharge gate 27, through with first screen cloth 9 on great granule, convey to rotary screen 19 through hob 16 rotation, rotary screen 19 sieves out the finer rubble, through the safety cover through-hole, fall into the second take-up (receiving) pan 2 of bottom, great rubble is discharged through first discharge gate 1.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a highway maintenance rubble multi-stage screening plant, includes protection box (6), second support frame (25), support (10) and first support frame (21), its characterized in that: the device is characterized by further comprising a screw rod (16) and a chain (23), a box body (26) is mounted at the top end of the second supporting frame (25), through holes are formed in the right end and the left end of the box body (26), a first bearing (17) is arranged in each through hole, the screw rod (16) is mounted in each first bearing (17), a first motor (5) is mounted at the bottom end inside the protection box body (6), the output end of the first motor (5) is concentrically connected with a universal shaft (4), the top end of the universal shaft (4) is connected with the left end of the screw rod (16), a feeding hole (7) is formed in the left side of the top end of the box body (26), a second discharging hole (15) is formed in the right side of the bottom end of the box body (26), a cloth bag (14) is connected with the bottom end of the second discharging hole (15), a first screen (9) is arranged at the bottom end of the box body (26), a first material receiving plate (8) is arranged at the bottom end of the first screen (9), a third discharge hole (27) is formed in the left side of the bottom end of the first material receiving disc (8), a third material receiving disc (13) is connected to the top end of the support (10), a supporting platform is connected to the middle between the left side wall and the right side wall of the support (10), a second motor (12) is installed on the top end of the supporting platform, a driving gear (24) is connected to the output end of the second motor (12), a through hole is formed in the upper portion of the right side wall of the support (10), a protective cover is installed on the top end of the first support frame (21), through holes are formed in the left end and the right end of the protective cover, a second bearing (20) is arranged in each through hole, the second bearing (20) is connected with a connecting shaft (22), a driven gear (3) is installed at the left end of the connecting shaft (22), a connecting rod (28) is arranged on the outer wall of the circumference of the middle of the connecting shaft (22), and a rotary screen (19) is connected to the top end of the connecting rod (28), the driving gear (24) is connected with the driven gear (3) through a chain (23), a first discharge hole (1) is formed in the lower portion of the left end of the protective cover, a second material receiving disc (2) is connected to the top end of the first supporting frame (21), and a through hole is formed in the bottom end of the protective cover.

2. The multi-stage road maintenance gravel screening device as claimed in claim 1, wherein: the screw rod (16) is rotatably connected with the first bearing (17).

3. The multi-stage road maintenance gravel screening device as claimed in claim 2, wherein: the third material receiving tray (13) and the second material receiving tray (2) are obliquely arranged.

4. The multi-stage road maintenance gravel screening device as claimed in claim 3, wherein: the upper through hole of the right side wall of the bracket (10) is on the same central line with the right through hole and the left through hole of the protective cover (18).

5. The multi-stage road maintenance gravel screening device as claimed in claim 4, wherein: the connecting shaft (22) is rotatably connected with the second bearing (20).

6. The multi-stage road maintenance gravel screening device as claimed in claim 5, wherein: the connecting rod (28) is fixedly connected with the rotary screen (19).