CN218835120U

CN218835120U - Grit screening installation for highway construction

Info

Publication number: CN218835120U
Application number: CN202222471201.2U
Authority: CN
Inventors: 杨欣; 李龙龙; 孙长锋; 李少平; 周子涵; 景宏君
Original assignee: Yulin Highway Bureau; Xian University of Science and Technology
Current assignee: Yulin Highway Bureau; Xian University of Science and Technology
Priority date: 2022-09-19
Filing date: 2022-09-19
Publication date: 2023-04-11
Anticipated expiration: 2032-09-19

Abstract

The utility model discloses a grit screening installation for highway construction, set up feed inlet and inside storage including the top and have the box of clear water, run through and set up at the first bin outlet of box lateral wall and set up on the box lateral wall and lie in the second bin outlet of first bin outlet below, rotate jointly between the inside wall around the box and be connected with and pass first bin outlet and extend to the outer screening mechanism of box, sieve out large granule grit, install on the box inside wall and offset with screening mechanism lower extreme, reduce the clearance mechanism that screening mechanism took place to block up, fixedly connected with filter on the box inside wall. The utility model has the advantages of reasonable design, it not only can be automatically filtered the large granule grit, ensures the screening efficiency of grit for the highway construction, can reduce moreover at the grit on the surface adnexed earth, ensures the adhesive strength of grit for the highway construction, and then ensures subsequent highway construction's normal clear.

Description

Grit screening installation for highway construction

Technical Field

The utility model relates to a screening installation technical field especially relates to a grit screening installation for highway construction.

Background

The highway literally means the road of public transport, and the road is the engineering facility for various vehicles (trackless) and pedestrians to pass, and during highway construction, the screening of the gravel can be involved, and large-particle gravel which does not meet the standard after being crushed can be screened out, so that the quality of cement is prevented from being influenced.

The screen cloth has been arranged on subaerial earlier for current grit screening mode, then shovels the grit to the screen cloth and screens through manual work with the shovel, still has the problem that grit screening efficiency is low when the amount of labour is huge, moreover at the grit on the surface adnexed earth, can lead to cement and sand and grit to mix the back adhesion not strong, influence subsequent highway construction, for this reason we have designed a gravel screening installation for highway construction and have solved above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a for solve the problem that exists among the prior art, and the grit screening installation for highway construction that proposes, it not only can filter the large granule grit automatically, ensures the screening efficiency of grit for highway construction, can reduce moreover at the grit on the surface adnexed earth, ensures the adhesive strength of grit for highway construction, and then ensures subsequent highway construction's normal clear.

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

the utility model provides a grit screening installation for highway construction, sets up feed inlet and inside storage including the top and has the box of clear water, run through and set up on the box lateral wall first discharge gate and set up on the box lateral wall and lie in the second bin outlet of first discharge gate below, rotate jointly between the inside wall around the box and be connected with and pass first discharge gate and extend to the outer screening mechanism of box, sieve out large granule grit, install on the box inside wall and offset with screening mechanism lower extreme, reduce the clearance mechanism that screening mechanism took place to block up, fixedly connected with filter on the box inside wall, the sealed rabbling mechanism who passes the filter that runs through to install of bottom half, the rabbling mechanism stirs clear water and grit in the box, and then can wash adnexed earth on the grit, the drive mechanism who offsets with the bottom of screening mechanism is installed to the box inside wall, be connected through the conveyer belt between drive mechanism and the clearance mechanism, be connected through bevel gear group transmission between drive mechanism and the rabbling mechanism.

Preferably, screening mechanism includes that the sieve of connection on the inside wall around the box is rotated through the axis of rotation, the sieve passes first bin outlet and runs through from top to bottom and installs the filter screen, sieve bottom fixedly connected with fixed plate, be connected with a plurality of first springs between the bottom in sieve and the first bin outlet.

Preferably, clearance mechanism is including rotating the threaded rod of connection on the box inside wall, the cover is equipped with the lagging rather than threaded connection on the threaded rod, the lagging all offsets with the box front and back inside wall, sliding connection has the cleaning brush that extends to its top and offsets bottom the filter screen in the lagging, be connected with a plurality of second springs between the bottom in cleaning brush and the lagging.

Preferably, the filter upper end slope sets up, second bin outlet lower extreme is the same with the lower one side upper end horizontal plane of filter, run through on the filter and seted up a plurality of through-holes.

Preferably the rabbling mechanism is including installing the servo motor in the bottom half, servo motor output end fixedly connected with is sealed to run through the bottom half and pass the first rotation pole of filter, first rotation pole lateral wall fixedly connected with a plurality of stirring boards that are located the filter top.

Preferably, drive mechanism is including rotating the runner that connects on the box inside wall and offsets bottom the fixed plate, a plurality of archs of lateral wall fixedly connected with of runner, the last fixed connection of runner center pin has the second dwang that the level set up, the conveyer belt is around establishing between second dwang and threaded rod.

Preferably, the gear set comprises a first bevel gear fixedly connected to the upper end of the first rotating rod, and a second bevel gear meshed with the first bevel gear is fixedly connected to the tail end of the second rotating rod.

Compared with the prior art, the utility model, its beneficial effect does:

1. start servo motor and drive first dwang and rotate, drive second bevel gear through first bevel gear and rotate and make the second dwang rotate, and then make the runner rotate, can make the sieve vibrations, realize screening large granule grit automatically, guarantee the screening efficiency of grit for the highway construction.

2. Start servo motor and make the second dwang rotate, make the threaded rod rotate under the drive of taking the conveyer belt, and then make the lagging carry out horizontal migration, realize the cleaning brush to the reciprocal clearance of filter screen, reduce the filter screen and take place blocking phenomenon.

3. Drive first pivot pole through servo motor and rotate and make and stir the board and rotate, and then can stir the washing to clear water in the box and the grit that falls on the filter through the screening, reduce at the grit on the surface adnexed earth, ensure the adhesion strength of grit for the highway construction, and then guarantee subsequent highway construction's normal clear.

Drawings

FIG. 1 is a schematic structural view of a gravel screening device for road construction according to the present invention;

FIG. 2 is an enlarged view of the point A in FIG. 1;

FIG. 3 is a side view of the wheel.

In the figure: 1. a box body; 2. a first discharge port; 3. a sieve plate; 4. a filter screen; 5. a first spring; 6. a fixing plate; 7. a servo motor; 8. a first rotating lever; 9. a first bevel gear; 10. a second bevel gear; 11. a second rotating rod; 12. a rotating wheel; 13. a threaded rod; 14. sheathing; 15. a cleaning brush; 16. a second spring; 17. a second discharge opening; 18. a filter plate; 19. a through hole; 20. stirring the plate; 21. and (4) a conveyor belt.

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 gravel screening device for highway construction comprises a box body 1 with a feeding port at the top and clear water stored inside, a first discharging port 2 penetrating through the side wall of the box body 1 and a second discharging port 17 arranged on the side wall of the box body 1 and below the first discharging port 2, wherein the feeding port is funnel-shaped and is convenient for putting gravel, a sealing cover extending into the second discharging port 17 and matched with the second discharging port 17 is arranged on the side wall of the box body 1, a water inlet pipe positioned below a sieve plate 3 penetrates through the side wall of the box body 1 and is convenient for supplementing clear water into the box body 1, a screening mechanism which penetrates through the first discharging port 2 and extends out of the box body 1 is jointly and rotatably connected between the front inner side wall and the rear inner side wall of the box body 1 to screen large-granule gravel, the screening mechanism comprises a screening mechanism and a screen plate 3 which is rotatably connected to the front inner side wall and the rear inner side wall of the box body 1 through a rotating shaft, the front side wall and the rear side wall of the screen plate 3 are abutted to the front inner side wall and the rear inner side wall of the box body 1, the stones are prevented from falling from the edge, the screen plate 3 penetrates through the first discharge port 2 and is vertically provided with a filter screen 4 in a penetrating manner, a fixing plate 6 is fixedly connected to the bottom of the screen plate 3, a plurality of first springs 5 are connected between the screen plate 3 and the bottom in the first discharge port 2, the first springs 5 are thrust springs, the falling stones can be buffered, the screen plate 3 can vibrate, the phenomenon that large-particle gravels are accumulated on the screen plate 3 can be avoided while the phenomenon of blockage is reduced, and the phenomenon that the large-particle gravels can roll on the screen plate 3 and can be discharged through the first discharge port 2 is guaranteed;

the inner side wall of the box body 1 is provided with a cleaning mechanism which is abutted against the lower end of the screening mechanism to reduce the occurrence of blockage of the screening mechanism, the cleaning mechanism comprises a threaded rod 13 which is rotatably connected on the inner side wall of the box body 1, the threaded rod 13 is sleeved with a sleeve plate 14 which is in threaded connection with the threaded rod, the sleeve plate 14 is abutted against the front inner side wall and the rear inner side wall of the box body 1, the rotation phenomenon of the sleeve plate 14 in the box body 1 is avoided, so that the sleeve plate 14 can always keep horizontal movement, the sleeve plate 14 is internally and slidably connected with a cleaning brush 15 which extends to the upper part of the sleeve plate and is abutted against the bottom of the filter screen 4, a plurality of second springs 16 are connected between the cleaning brush 15 and the inner bottom of the sleeve plate 14, and the second springs 16 are thrust springs and can enable the cleaning brush 15 to always abut against the lower end of the filter screen 4;

a filter plate 18 is fixedly connected to the inner side wall of the box body 1, the upper end of the filter plate 18 is obliquely arranged, the lower end of the second discharge port 17 is the same as the horizontal plane of the upper end of the lower side of the filter plate 18, sand and stone after cleaning can be conveniently discharged through the second discharge port 17, a plurality of through holes 19 are formed in the filter plate 18 in a penetrating manner, sewage containing soil can flow to the position below the filter plate 18 through the through holes 19 and is discharged from a water discharge port, and sand and stone after cleaning cannot pass through the through holes 19 and can be accumulated above the filter plate 18;

the bottom of the box body 1 is hermetically and penetratingly provided with an agitating mechanism penetrating through the filter plate 18, the agitating mechanism agitates clean water and gravel in the box body 1, and further can clean soil attached to the gravel, the agitating mechanism comprises a servo motor 7 arranged at the bottom of the box body 1, the output end of the servo motor 7 is fixedly connected with a first rotating rod 8 which hermetically penetrates through the bottom of the box body 1 and penetrates through the filter plate 18, the side wall of the first rotating rod 8 is fixedly connected with a plurality of agitating plates 20 positioned above the filter plate 18, the agitating plates 20 are positioned below the water level, the agitating plates 20 are driven by the servo motor 7 to rotate to agitate the clean water and the gravel, and further the gravel can be cleaned by flowing of the clean water;

the inner side wall of the box body 1 is provided with a transmission mechanism which is abutted against the bottom of the screening mechanism, the transmission mechanism comprises a rotating wheel 12 which is rotatably connected on the inner side wall of the box body 1 and is abutted against the bottom of the fixed plate 6, the outer side wall of the rotating wheel 12 is fixedly connected with a plurality of bulges, the edges of the bulges are arc-shaped, the fixed plate 6 can be pushed to move up and down, so that the sieve plate 3 vibrates up and down, a second rotating rod 11 which is horizontally arranged is fixedly connected on the central shaft of the rotating wheel 12, a conveyor belt 21 is wound between the second rotating rod 11 and a threaded rod 13, rotating rollers are respectively sleeved on the second rotating rod 11 and the threaded rod 13, the conveyor belt 21 is wound on the two rotating rollers, and the conveyor belt 21 can enable the second rotating rod 11 and the threaded rod 13 to keep synchronous operation;

the transmission mechanism is connected with the cleaning mechanism through the conveying belt 21, the transmission mechanism is in transmission connection with the stirring mechanism through the bevel gear set, the gear set comprises a first bevel gear 9 fixedly connected to the upper end of the first rotating rod 8, the tail end of the second rotating rod 11 is fixedly connected with a second bevel gear 10 meshed with the first bevel gear 9, and the first rotating rod 8 and the second rotating rod 11 can keep synchronous operation through the meshing effect of the first bevel gear 9 and the second bevel gear 10.

The utility model discloses its functional principle is explained to following mode of operation of accessible:

in the utility model, when the sandstone is required to be screened, the servo motor 7 is started, the sandstone is thrown from the feed inlet and falls onto the sieve plate 3, small-particle sandstone falls into the clear water below the filter screen 4, and large-particle sandstone is filtered on the filter screen 4, in the process, the servo motor 7 drives the first rotating rod 8 to rotate, so that the stirring plate 20 can be driven to stir the clear water and the sandstone in the box body 1, further the soil attached to the sandstone can be cleaned, the soil attached to the surface of the sandstone is reduced, the adhesive strength of the sandstone for highway construction is guaranteed, and further the normal operation of subsequent highway construction is guaranteed;

meanwhile, the first rotating rod 8 rotates to enable the first bevel gear 9 to drive the second bevel gear 10 to rotate, further the second rotating rod 11 rotates to drive the rotating wheel 12 to rotate, the sieve plate 3 can vibrate under the combined action of the rotating wheel 12 and the first spring 5, and then large-particle sand stones can vibrate and roll on the sieve plate 3 and can be discharged from the first discharge port 2, so that large-particle sand stones can be automatically screened, and the screening efficiency of the sand stones for highway construction is guaranteed;

the second rotating rod 11 rotates, the threaded rod 13 can be driven to rotate by the conveyor belt 21, and the sleeve plate 14 horizontally reciprocates in a threaded engagement state, so that the cleaning brush 15 can clean the filter screen 4 in a reciprocating manner, and the phenomenon that the filter screen 4 is blocked is reduced;

after the work is finished, the cleaned sand and stone can be accumulated above the filter plate 18, the drainage pipe is opened to enable sewage to be discharged out of the box body 1 through the through holes 19 formed in the filter plate 18 and the drainage pipe, and the second discharge port 17 is opened to enable the cleaned sand and stone to be taken out of the box body 1.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a grit screening installation for highway construction, sets up feed inlet and inside storage including the top and has box (1) of clear water, runs through and sets up first bin outlet (2) at box (1) lateral wall and set up on box (1) lateral wall and lie in second bin outlet (17) of first bin outlet (2) below, a serial communication port, rotate jointly between the inside wall around box (1) and be connected with and pass first bin outlet (2) and extend to the outer screening mechanism of box (1), sieve out the large granule grit, install on box (1) inside wall and offset with screening mechanism lower extreme, reduce the cleaning mechanism that screening mechanism took place to block up, fixedly connected with filter (18) on box (1) inside wall, box (1) bottom seal runs through installs the rabbling mechanism who passes filter (18), rabbling mechanism and grit in the stirring box (1), and then can wash adnexed earth on the grit, the box (1) inside wall install the drive mechanism that offsets with the bottom of screening mechanism, be connected through conveyer belt (21) between drive mechanism and the stirring mechanism, it connects through bevel gear between bevel gear and the drive mechanism.

2. The gravel screening apparatus for road construction of claim 1, wherein the screening mechanism comprises a screen plate (3) which is connected to the front inner wall and the rear inner wall of the box body (1) in a rotating mode through a rotating shaft, the screen plate (3) penetrates through the first discharging port (2) and is provided with a filter screen (4) in a vertical penetrating mode, a fixed plate (6) is fixedly connected to the bottom of the screen plate (3), and a plurality of first springs (5) are connected between the bottom of the screen plate (3) and the first discharging port (2).

3. The gravel screening device for highway construction as claimed in claim 2, wherein the cleaning mechanism comprises a threaded rod (13) rotatably connected to the inner side wall of the box body (1), a sleeve plate (14) in threaded connection with the threaded rod (13) is sleeved on the threaded rod (13), the sleeve plate (14) is abutted to the front inner side wall and the rear inner side wall of the box body (1), a cleaning brush (15) extending to the upper side of the sleeve plate and abutting against the bottom of the filter screen (4) is slidably connected to the sleeve plate (14), and a plurality of second springs (16) are connected between the cleaning brush (15) and the inner bottom of the sleeve plate (14).

4. A sand and stone screening apparatus for road construction according to claim 1, wherein the upper end of said filter plate (18) is inclined, the lower end of said second discharge port (17) is at the same level as the upper end of the lower side of said filter plate (18), and a plurality of through holes (19) are formed through said filter plate (18).

5. A gravel screening apparatus for road construction according to claim 1, wherein the stirring mechanism comprises a servo motor (7) installed at the bottom of the box body (1), a first rotating rod (8) hermetically penetrating the bottom of the box body (1) and penetrating the filter plate (18) is fixedly connected to the output end of the servo motor (7), and a plurality of stirring plates (20) located above the filter plate (18) are fixedly connected to the side wall of the first rotating rod (8).

6. The gravel screening apparatus for road construction as claimed in claim 3, wherein the transmission mechanism comprises a rotating wheel (12) which is rotatably connected to the inner side wall of the box body (1) and is abutted against the bottom of the fixing plate (6), the outer side wall of the rotating wheel (12) is fixedly connected with a plurality of protrusions, a second rotating rod (11) which is horizontally arranged is fixedly connected to the central shaft of the rotating wheel (12), and the conveyor belt (21) is wound between the second rotating rod (11) and the threaded rod (13).

7. A gravel screening apparatus for road construction according to claim 6, wherein the gear set comprises a first bevel gear (9) fixedly connected to the upper end of the first rotating rod (8), and a second bevel gear (10) meshed with the first bevel gear (9) is fixedly connected to the end of the second rotating rod (11).