CN211989538U

CN211989538U - Sand screening installation for hydraulic engineering construction

Info

Publication number: CN211989538U
Application number: CN202020032803.6U
Authority: CN
Inventors: 薄伟杨
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-08
Filing date: 2020-01-08
Publication date: 2020-11-24
Anticipated expiration: 2030-01-08

Abstract

The utility model belongs to the technical field of engineering construction equipment, especially, be a sand screening installation for hydraulic engineering construction, including the box, the top of box is fixedly connected with the support arm, the outer wall fixedly connected with motor of support arm, the output fixedly connected with lead screw of motor, the lead screw runs through the support arm to rotate at the inner wall of support arm, the bottom sliding connection of lead screw has the mount, the inner wall rotation of mount is connected with the compression roller; the pressing roller is with the husky piece crushing on the first filter, reduces husky fast volume, has improved the screening efficiency of sand, and the brush that is located the top cleans the bottom of first filter, prevents that the pressing roller from compressing tightly stone and sand on first filter and getting into in the sieve mesh and causing the sieve mesh to block up, and the brush that is located the below promotes the sand on the second filter to make it distribute evenly on the second filter, further improvement the screening efficiency of sand.

Description

Sand screening installation for hydraulic engineering construction

Technical Field

The utility model belongs to the technical field of the engineering construction equipment, concretely relates to sand screening installation for hydraulic engineering construction.

Background

The hydraulic engineering is a general term of various engineering constructions built for controlling, utilizing and protecting surface and underground water resources and environments, the hydraulic engineering needs to build different types of hydraulic buildings such as dams, dikes, spillways, water gates, water inlets, channels, transit tanks, rafts, fishways and the like so as to realize the aim of the hydraulic engineering, the building of the hydraulic engineering has great influence on the environment of the surrounding areas, not only has the favorable side for developing and removing harm, but also has the unfavorable sides for submerging, migrating people, building and the like, and for this reason, the hydraulic engineering planning is made, and the overall planning must be started from the whole of a drainage basin or a region, and the overall planning and the consideration are given to reduce and avoid adverse effects, and the optimal effects of economy, society and environment are achieved.

When screening sand, the sand that has now often appears and piles up the phenomenon on the sieve to the sieve is blockked up the sieve mesh by impurity such as stone easily after long-time the use of sieve, has reduced the speed of screening, thereby has influenced work efficiency.

Disclosure of Invention

The utility model provides a sand screening installation is used in hydraulic 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: the sand screening device for the hydraulic engineering construction comprises a box body, wherein a supporting arm is fixedly connected to the top of the box body, a motor is fixedly connected to the outer wall of the supporting arm, a lead screw is fixedly connected to the output end of the motor, the lead screw penetrates through the supporting arm and rotates on the inner wall of the supporting arm, a fixing frame is slidably connected to the bottom of the lead screw, a pressing roller is rotatably connected to the inner wall of the fixing frame, a first filter plate and a second filter plate are fixedly connected to the inner wall of the box body, the first filter plate is located above the second filter plate, the pressing roller extends into the box body and is in contact with the first filter plate box, a cleaning assembly is arranged between the first filter plate and the second filter plate and comprises an electric telescopic rod, a fixing block and a baffle plate, the electric telescopic rod is fixed on the inner wall of the left side of, the fixed block is fixed electric telescopic handle's output, the baffle is located electric telescopic handle's top to run through in the fixed block is fixed the both sides inner wall of box, the equal block in both ends is fixed with the brush about the fixed block, two the brush respectively with first filter, second filter paste mutually and touch, motor, electric telescopic handle all with external power source electric connection.

Preferably, the bottom of the brush is fixedly connected with a support lug, a clamping groove matched with the support lug is formed in the fixing block, and the brush is clamped and fixed with the fixing block through the matching of the support lug and the clamping groove.

Preferably, the baffle is triangular, the fixing block is provided with a through hole matched with the baffle in a clamping manner, and the fixing block slides on the outer wall of the baffle through the through hole.

Preferably, the top of the fixing frame is fixedly connected with a connecting rod, one end of the connecting rod, which is far away from the fixing frame, is fixedly connected with a sliding block, the sliding block slides on the outer wall of the screw rod, and the fixing frame is connected with the screw rod in a sliding manner through the sliding block.

Preferably, the sliding block is provided with a thread groove matched with the screw rod, and the sliding block is connected with the screw rod in a sliding mode through the thread groove.

Preferably, the inner wall of the box body is located two symmetrical limiting blocks fixedly connected below the second filter plate, and a funnel shape is formed between the two limiting blocks.

Preferably, a discharge hole is formed between the two limiting blocks.

Compared with the prior art, the beneficial effects of the utility model are that:

the two brushes of the utility model are respectively contacted with the first filter plate and the second filter plate, when in use, workers put sand into the box body from the box body, and falls on the first filter plate, the first filter plate filters sand, the press roll crushes the sand on the first filter plate, the volume of the sand block is reduced, and the sand block falls on the second filter plate from the sieve mesh, thereby improving the screening efficiency of the sand, meanwhile, the fixed block moves left and right under the action of the electric telescopic rod, and the brushes fixed at the two ends of the fixed block are driven to move, the brush positioned above cleans the bottom of the first filter plate, so that the press roller is prevented from pressing stones and sand on the first filter plate into the sieve pores to cause the blockage of the sieve pores, the brush positioned below pushes the sand on the second filter plate, and the sand screening device is uniformly distributed on the second filter plate, so that the sand screening efficiency is further improved.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

FIG. 2 is a schematic structural view of a cleaning assembly of the present invention;

FIG. 3 is a schematic structural view of the middle fixing frame and the compression roller of the present invention;

fig. 4 is a schematic structural view of the middle slide block and the screw rod of the present invention.

In the figure: 1. a box body; 101. a discharge port; 11. a support arm; 12. a motor; 121. a screw rod; 13. a fixed mount; 131. a connecting rod; 132. a slider; 133. a thread groove; 14. a compression roller; 15. a first filter plate; 16. a second filter plate; 17. a limiting block; 2. cleaning the assembly; 21. an electric telescopic rod; 22. a fixed block; 221. a card slot; 222. a through hole; 23. a baffle plate; 24. a brush; 241. and (6) supporting the ear.

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.

Referring to fig. 1-4, the present invention provides the following technical solutions: a sand screening device for hydraulic engineering construction comprises a box body 1, wherein a supporting arm 11 is fixedly connected to the top of the box body 1, a motor 12 is fixedly connected to the outer wall of the supporting arm 11, a lead screw 121 is fixedly connected to the output end of the motor 12, the lead screw 121 penetrates through the supporting arm 11 and rotates on the inner wall of the supporting arm 11, a fixing frame 13 is slidably connected to the bottom of the lead screw 121, and a compression roller 14 is rotatably connected to the inner wall of the fixing frame 13; specifically, the top of the fixing frame 13 is fixedly connected with a connecting rod 131, one end of the connecting rod 131 far away from the fixing frame 13 is fixedly connected with a sliding block 132, a thread groove 133 matched with the screw rod 121 is formed in the sliding block 132, the sliding block 132 slides on the outer wall of the screw rod 121 through the thread groove 133, the fixing frame 13 is slidably connected with the screw rod 121 through the sliding block 132, when sand is screened, the motor 12 (of which the model is YL-7112) works to drive the screw rod 121 fixed at the output end to rotate, so that the sliding block 132 sliding on the outer wall of the screw groove 133 performs linear displacement, and meanwhile, the fixing frame 13 fixed at the bottom of the fixing frame through the connecting rod 131 is displaced, so that the press roller 14 rolls on.

Referring to fig. 1, a first filter plate 15 and a second filter plate 16 are fixedly connected to the inner wall of a box body 1, the first filter plate 15 is positioned above the second filter plate 16, and a press roll 14 extends into the box body 1 and contacts with the first filter plate 15; specifically, the compression roller 14 crushes sand blocks which are difficult to screen on the first filter plate 15, the size of the sand blocks is reduced, sand with small size is screened by the first filter plate 15 and the second filter plate 16, and screening efficiency is improved.

Referring to fig. 1 and 2, a cleaning assembly 2 is arranged between the first filter plate 15 and the second filter plate 16, the cleaning assembly 2 comprises an electric telescopic rod 21, a fixed block 22 and a baffle 23, the electric telescopic rod 21 is fixed on the inner wall of the left side of the box body 1, the fixed block 22 is fixed at the output end of the electric telescopic rod 21, the upper end and the lower end of the fixed block 22 are fixedly clamped with brushes 24, and the two brushes 24 are respectively attached to and contacted with the first filter plate 15 and the second filter plate 16; specifically, the bottom of the brush 24 is fixedly connected with the support lug 241, the fixing block 22 is provided with a clamping groove 221 matched with the support lug 241, the brush 24 is clamped and fixed with the fixing block 22 through the support lug 241 and the clamping groove 221, the electric telescopic rod 21 (model is XTL 100) works to drive the fixing block 22 fixed at the output end to stretch and retract and drive the brushes 24 fixed at the upper end and the lower end of the fixing block 22 to move, the brush 24 positioned above cleans the bottom of the first filter plate 15, the pressing roller 14 is prevented from pressing stones and sands onto the first filter plate 15 to enter into the sieve pores, so that the sieve pores are blocked, meanwhile, the brush 24 positioned below pushes sands on the second filter plate 16, so that the sands are prevented from being accumulated at one position, the sands are uniformly distributed on the second filter plate 16, the sieving efficiency of the sands is further improved, when the brush 24 is worn, a worker takes out the brush 24 through the matching of the support lug 241, the brush 24 is replaced, the structure is simple, and the use is convenient.

Referring to fig. 2, the baffle 23 is located above the electric telescopic rod 21, and penetrates through the fixing block 22 to be fixed on the inner walls of the two sides of the box body 1; specifically, the shape of baffle 23 is triangle-shaped, the card is equipped with through-hole 222 with baffle 23 matched with on the fixed block 22, fixed block 22 slides at the outer wall of baffle 23 through-hole 222, when the sand that filters off falls on first filter 15, block the sand by baffle 23, prevent that the sand from falling and influencing its work on electric telescopic handle 21, because the shape of baffle 23 is triangle-shaped, the sand that falls on baffle 23, on the both sides landing entering second filter 16 from baffle 23, the phenomenon of piling up the sand on the baffle 23 can not appear.

Specifically, the inner wall of box 1 is located two symmetrical stoppers 17 of below fixedly connected with of second filter 16, is between two stoppers 17 and leaks hopper-shaped, and two sands screened through second filter 16 are on stopper 17 that leaks hopper-shaped and distribute for the flow rate of sand, thereby improved work efficiency.

Specifically, have discharge gate 101 between two stopper 17, the sand landing after the screening gets into discharge gate 101, and the staff collects the sand in discharge gate 101, and it is convenient to use.

The utility model discloses a theory of operation and use flow: when screening sand, the motor 12 operates to drive the screw rod 121 fixed at the output end to rotate, so that the slide block 132 sliding on the outer wall of the screw groove 133 is linearly displaced, and the fixing frame 13 fixed at the bottom of the screw rod 131 is displaced, so that the press roller 14 rolls on the first filter plate 15, the press roller 14 crushes sand difficult to screen on the first filter plate 15, the size of the sand is reduced, then small-sized sand is screened by the first filter plate 15 and the second filter plate 16, the screening efficiency is improved, the electric telescopic rod 21 operates to drive the fixing block 22 fixed at the output end to stretch and retract and drive the brushes 24 fixed at the upper end and the lower end of the fixing block 22 to move, the brushes 24 positioned above clean the bottom of the first filter plate 15, and prevent the press roller 14 from pressing stones and sand on the first filter plate 15 into the screen holes, cause the sieve pore to be blocked, meanwhile, the brush 24 below pushes the sand on the second filter plate 16, prevent the sand from accumulating at one place, make the sand distribute evenly on the second filter plate 16, further improve the screening efficiency of the sand, when the brush 24 is worn and torn, the staff takes out the brush 24 through the cooperation of the support lug 241 and the clamping groove 221, change the brush 24, simple structure, convenient use, when the filtered sand falls on the first filter plate 15, the baffle 23 blocks the sand, prevent the sand from falling on the electric telescopic rod 21 to influence the work thereof, because the shape of the baffle 23 is triangular, the sand falling on the baffle 23 slides from the two sides of the baffle 23 to enter the second filter plate 16, the phenomenon of accumulating the sand on the baffle 23 can not appear, the screened sand slides off on the two limiting blocks 17 which are distributed in a funnel shape, the flow speed of the sand is accelerated, and then the sand is collected in the discharge hole 101 by the worker, so that the working efficiency is improved.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

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 may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a sand screening installation for hydraulic engineering construction, includes box (1), its characterized in that: the top fixedly connected with support arm (11) of box (1), the outer wall fixedly connected with motor (12) of support arm (11), the output fixedly connected with lead screw (121) of motor (12), lead screw (121) run through support arm (11), and rotate the inner wall of support arm (11), the bottom sliding connection of lead screw (121) has mount (13), the inner wall rotation of mount (13) is connected with compression roller (14), the inner wall fixedly connected with first filter (15) and second filter (16) of box (1), just first filter (15) are located the top of second filter (16), compression roller (14) extend to the inside of box (1), and with first filter (15) case subsides touch, first filter (15) with clearance subassembly (2) have between second filter (16), clearance subassembly (2) are including electric telescopic handle (21), fixed block (22) and baffle (23), electric telescopic handle (21) are fixed the left side inner wall of box (1), fixed block (22) are fixed the output of electric telescopic handle (21), baffle (23) are located the top of electric telescopic handle (21), and run through in fixed block (22) are fixed the both sides inner wall of box (1), the equal block in upper and lower both ends of fixed block (22) is fixed with brush (24), two brush (24) respectively with first filter (15), second filter (16) paste mutually and touch, motor (12), electric telescopic handle (21) all with external power source electric connection.

2. The sand screening apparatus for hydraulic engineering construction according to claim 1, wherein: the bottom fixedly connected with journal stirrup (241) of brush (24), seted up on fixed block (22) with journal stirrup (241) matched with draw-in groove (221), brush (24) pass through the cooperation of journal stirrup (241), draw-in groove (221) with fixed block (22) block is fixed.

3. The sand screening apparatus for hydraulic engineering construction according to claim 1, wherein: the baffle (23) is triangular, a through hole (222) matched with the baffle (23) is clamped on the fixing block (22), and the fixing block (22) slides on the outer wall of the baffle (23) through the through hole (222).

4. The sand screening apparatus for hydraulic engineering construction according to claim 1, wherein: the top fixedly connected with connecting rod (131) of mount (13), connecting rod (131) are kept away from the one end fixedly connected with slider (132) of mount (13), slider (132) slide in the outer wall of lead screw (121), just mount (13) pass through slider (132) with lead screw (121) sliding connection.

5. The sand screening apparatus for hydraulic engineering construction according to claim 4, wherein: the sliding block (132) is provided with a thread groove (133) matched with the screw rod (121), and the sliding block (132) is connected with the screw rod (121) in a sliding mode through the thread groove (133).

6. The sand screening apparatus for hydraulic engineering construction according to claim 1, wherein: the inner wall of box (1) is located the below fixedly connected with symmetrical two stopper (17) of second filter (16), two be hourglass hopper-shaped between stopper (17).

7. The sand screening apparatus for hydraulic engineering construction according to claim 6, wherein: a discharge hole (101) is formed between the two limiting blocks (17).