CN215390616U

CN215390616U - Hydraulic engineering building screening sand machine

Info

Publication number: CN215390616U
Application number: CN202120264900.2U
Authority: CN
Inventors: 李菊明
Original assignee: Zongyang Water Conservancy Construction And Installation Engineering Co ltd
Current assignee: Zongyang Water Conservancy Construction And Installation Engineering Co ltd
Priority date: 2021-01-30
Filing date: 2021-01-30
Publication date: 2022-01-04
Anticipated expiration: 2031-01-30

Abstract

The utility model relates to the technical field of hydraulic engineering, in particular to a hydraulic engineering building sand screening machine which comprises a screening concave box, a screen bucket and a bottom plate, wherein the screen bucket is installed at the upper end inside the screening concave box; rotating the sand that shines through the screen bucket to making the sand produce centrifugal force, doing benefit to and improving screening efficiency, it is even to combine the stirring leaf to pat the sand again, so that the condition that the sand of caking is difficult to the screening takes place, has improved the screening quality, and scrapes the sand after the screening through sweeping the material board, does benefit to the quick sand and discharges from arranging the material pipe, has guaranteed the row's of sand material efficiency.

Description

Hydraulic engineering building screening sand machine

Technical Field

The utility model relates to the technical field of hydraulic engineering, in particular to a sand screening machine for hydraulic engineering buildings.

Background

Hydraulic engineering is the surface water and the groundwater that are used for controlling and allotting the nature, reach the earth's surface water and the groundwater of harmfully having the benefit purpose and the engineering of building of removing the evil, also known as water engineering, water is the essential valuable resource of mankind production and life, but its state that exists naturally does not completely accord with mankind's needs, only builds hydraulic engineering, just can control rivers, prevent flood disasters, hydraulic engineering need build dam, dyke, spillway, sluice, water inlet and channel different grade type's hydraulic construction, need use a lot of materials when constructing hydraulic engineering building, and sand will be one of the indispensable material.

Present hydraulic engineering building screening sand machine, screening sand machine when sieving sand, some sands easily agglomerate after meeting water, because do not clap the sand and scatter, if directly filter, be difficult to the screening complete, influence the screening quality, lead to screening efficiency slow, and arrange material efficiency slow after the sand filters, and the screen cloth fill behind live time overlength, the easy sand that is blocked up of screen cloth fill, and the screen cloth fill is difficult for clearing up, thereby lead to the screen cloth to fight and influence subsequent screening performance.

SUMMERY OF THE UTILITY MODEL

The utility model provides a hydraulic engineering building sand screening machine, which aims to solve the problems that the screening efficiency is low, the sand discharging efficiency is low and a screen hopper is easily blocked by sand, so that the subsequent screening performance is influenced by the screen hopper due to the influence on the screening quality provided by the background technology.

In order to solve the prior art problem, the utility model discloses a hydraulic engineering building sand screening machine which comprises a screening concave box, a screen bucket and a bottom plate, wherein the screen bucket is arranged at the upper end inside the screening concave box, and the bottom plate is arranged below the screening concave box:

a movable cavity is formed in the middle end of the bottom of the screening concave box, the middle end of the inner part of the movable cavity is rotatably connected with a shaft tube, the upper end of the shaft tube penetrates through the bottom end of the inside of the screening concave box, and material sweeping plates are fixedly welded at the left end and the right end of the shaft tube and at the bottom end of the inside of the screening concave box;

the middle part of the lower end of the screen bucket is fixedly connected with the upper end of the shaft tube, the bottom end inside the screen bucket is rotatably connected with a stirring shaft, the left end and the right end of the stirring shaft are fixedly connected with a plurality of stirring blades which are distributed up and down, and the right side of the screen bucket is hinged with a discharging screen cover;

the screening device is characterized in that a plurality of rubber shock absorption blocks are fixedly connected to the upper end of the bottom plate, a support plate is fixedly connected to the upper end of the bottom plate through the rubber shock absorption blocks, four electric vibrators are fixedly connected to four corners of the upper end of the support plate, and the upper ends of the four electric vibrators are fixedly connected with four corners of the lower end of the screening concave box respectively.

Furthermore, the right end of the inner part of the movable cavity is fixedly connected with a rotating motor, the upper end of the rotating motor is rotatably connected with a main gear, and an auxiliary gear meshed with the main gear is fixedly sleeved in the movable cavity and is positioned on the periphery of the shaft tube.

Furthermore, rubber buffer pads are connected to the periphery of the inner wall of the screening concave box, and the bottom end inside the screening concave box is in a pointed cone shape.

Furthermore, the left end and the right end of the screening concave box are connected and communicated with a discharge pipe in an inclined shape.

Further, the lower end of the stirring shaft sequentially penetrates through the screen bucket and the shaft tube, the lower end of the stirring shaft penetrates into the movable cavity and is fixedly connected with the bottom end of the inner part of the movable cavity, and the stirring shaft is movably connected with the shaft tube.

Furthermore, the upper end of the right side of the discharging screen cover is in threaded connection with a locking rod, and the left end of the locking rod penetrates through the discharging screen cover and is in threaded connection with the screen hopper.

Compared with the prior art, the utility model has the following beneficial effects:

the sand is put into the screen bucket, then the screen bucket is rotated to dry the screened sand, so that the sand generates centrifugal force, the screening efficiency is favorably improved, the sand is evenly flapped by combining the stirring blades, the condition that the caked sand is difficult to screen is avoided, the screening quality is improved, the screened sand is scraped by the sweeping plate, the sand is favorably and quickly discharged from a discharging pipe, the discharging efficiency of the sand is ensured, the splashed sand is buffered by the rubber buffer cushion, the condition that the sand directly impacts the inner wall of the screening concave box to generate larger noise is avoided, the noise pollution is reduced, the discharging screen cover is downwards opened to be inclined, the residual unscreened sand in the screen bucket is favorably discharged, the subsequent screening of the screen bucket on the sand is favorably, and the screening concave box is vibrated by the electric vibrator, so that the screen bucket is shaken to screen, better improvement the screening efficiency, can prevent that the sand from blockking up the screen cloth and fighting simultaneously, and the rubber snubber block carries out the shock attenuation buffering to screening concave box, is favorable to reducing the amplitude that the screening sand machine produced ground to avoid the amplitude too big and make the screening sand machine during operation produce the offset, be favorable to improving the stability in use of whole screening sand machine.

Drawings

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

FIG. 2 is an enlarged partial structural view of the utility model A;

fig. 3 is a schematic structural diagram of a discharging structure of the sieve hopper.

In FIGS. 1-3: screening concave box 1, screen hopper 2, rubber snubber block 3, bottom plate 4, electric vibrator 5, activity chamber 6, central siphon 7, pinion 8, rotation motor 9, master gear 10, arrange material pipe 11, sweep material board 12, rubber buffer 13, extension board 14, (mixing) shaft 15, stirring leaf 16, discharge screen lid 17, check lock lever 18.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.

Please refer to fig. 1 to 3:

the utility model provides a hydraulic engineering building screening sand machine, is including screening concave box 1, screen cloth fill 2 and bottom plate 4, screen cloth fill 2 install in screening concave box 1 inside upper end, bottom plate 4 install in screening concave box 1 below:

the middle end of the bottom of the screening concave box 1 is provided with a movable cavity 6, the middle end inside the movable cavity 6 is rotatably connected with a shaft tube 7, the upper end of the shaft tube 7 penetrates through the bottom end inside the screening concave box 1, the left end and the right end of the shaft tube 7 are positioned at the bottom end inside the screening concave box 1 and are fixedly welded with a sweeping plate 12, the middle part of the lower end of the screen bucket 2 is fixedly connected with the upper end of the shaft tube 7, the bottom end inside the screen bucket 2 is rotatably connected with a stirring shaft 15, the left end and the right end of the stirring shaft 15 are fixedly connected with a plurality of stirring blades 16 which are distributed up and down, the right side of the screen bucket 2 is hinged with a discharging mesh cover 17, the right end inside the movable cavity 6 is fixedly connected with a rotating motor 9, the upper end of the rotating motor 9 is rotatably connected with a main gear 10, the periphery of the shaft tube 7 is positioned inside the movable cavity 6 and is sleeved with a pinion 8 which is fixedly meshed with the main gear 10, the periphery of the inner wall of the screening concave box 1 is connected with a rubber buffer cushion 13, the bottom end inside the screening concave box 1 is in a pointed cone shape, the left end and the right end of the screening concave box 1 are connected and communicated with a discharge pipe 11 in an inclined shape, the lower end of a stirring shaft 15 penetrates through the screen bucket 2 and the shaft pipe 7 in sequence, the lower end of the stirring shaft 15 penetrates into the movable cavity 6 and is fixedly connected with the bottom end inside the movable cavity 6, the stirring shaft 15 is movably connected with the shaft pipe 7, the upper end of the right side of the discharging screen cover 17 is in threaded connection with a locking rod 18, and the left end of the locking rod 18 penetrates through the discharging screen cover 17 and is in threaded connection with the screen bucket 2;

specifically, sand is put into the screen bucket 2, then the rotating motor 9 is started and drives the main gear 10, the pinion 8 and the shaft tube 7 to rotate, meanwhile, the shaft tube 7 drives the screen bucket 2 to rotate and dry the sand, so that the sand generates centrifugal force, the screening efficiency is favorably improved, the screen bucket 2 rotates and is opposite, the lower end of the stirring shaft 15 is fixed at the bottom end inside the movable cavity 6, the sand is uniformly flapped by combining the stirring blades 16, the condition that the caked sand is difficult to screen is avoided, the screening quality is improved, the screened sand is scraped by the sweeping plate 12, and the bottom end inside the screening concave box 1 is in a pointed cone shape, so that the sand can be rapidly discharged from the inclined discharging tube 11 along the inclined plane of the pointed cone shape, and the discharging efficiency of the sand can be better improved;

further, and cushion the sand that splashes through rubber buffer pad 13, in order to avoid the direct striking screening concave box 1 inner wall of sand and produce great noise, noise abatement pollutes, when the inside more and needs clearance of sand that has not screened of screen hopper 2, not hard up check lock lever 18 and make check lock lever 18 and screen hopper 2 separation, the below pulling net lid 17 of unloading, the net lid 17 of unloading is then opened downwards and is the slope form, remaining sand then enters into screening concave box 1 inboard bottom and discharges from arranging material pipe 11 along unloading net lid 17 in the screen hopper 2 this moment, reach the effect that does benefit to clearance screen hopper 2, do benefit to the screen hopper 2 follow-up screening to the sand.

The upper end of the bottom plate 4 is fixedly connected with a plurality of rubber shock absorption blocks 3, the upper end of the bottom plate 4 is fixedly connected with a support plate 14 through the rubber shock absorption blocks 3, four corners of the upper end of the support plate 14 are fixedly connected with electric vibrators 5, and the upper ends of the four electric vibrators 5 are respectively and fixedly connected with four corners of the lower end of the screening concave box 1;

further, and vibrate screening concave box 1 through start-up electric vibrator 5, thereby make screen cloth fill 2 shake the screening, the better improvement screening efficiency, can prevent that the sand from blockking up screen cloth fill 2 simultaneously, and rubber snubber block 3 carries out the shock attenuation buffering to extension board 14 and screening concave box 1, rethread bottom plate 4 supports, be favorable to reducing the amplitude that the screening sand machine produced ground, so as to avoid the too big and make the screening sand machine during operation produce offset, be favorable to improving the stability in use of whole screening sand machine.

The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the utility model. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides a hydraulic engineering building screening sand machine, is including screening concave box (1), screen cloth fill (2) and bottom plate (4), screen cloth fill (2) install in screening concave box (1) inside upper end, bottom plate (4) install in screening concave box (1) below, its characterized in that:

a movable cavity (6) is formed in the middle end of the bottom of the screening concave box (1), the middle end inside the movable cavity (6) is rotatably connected with a shaft tube (7), the upper end of the shaft tube (7) penetrates to the bottom end inside the screening concave box (1), and material sweeping plates (12) are welded and fixed at the left end and the right end of the shaft tube (7) and at the bottom end inside the screening concave box (1);

the middle part of the lower end of the screen bucket (2) is fixedly connected with the upper end of the shaft tube (7), the bottom end inside the screen bucket (2) is rotatably connected with a stirring shaft (15), the left end and the right end of the stirring shaft (15) are fixedly connected with a plurality of stirring blades (16) which are distributed up and down, and the right side of the screen bucket (2) is hinged with a discharging screen cover (17);

the screening device is characterized in that a plurality of rubber shock absorption blocks (3) are fixedly connected to the upper end of the base plate (4), a supporting plate (14) is fixedly connected to the upper end of the base plate (4) through the rubber shock absorption blocks (3), four electric vibrators (5) are fixedly connected to four corners of the upper end of the supporting plate (14), and four electric vibrators (5) are fixedly connected to four corners of the lower end of the screening concave box (1) respectively.

2. The hydraulic engineering construction sand screening machine of claim 1, wherein: the inner right end of the movable cavity (6) is fixedly connected with a rotating motor (9), the upper end of the rotating motor (9) is rotatably connected with a main gear (10), the shaft tube (7) is peripheral and is located inside the movable cavity (6) in a sleeved mode, and a pinion (8) meshed with the main gear (10) is fixedly arranged on the inner side of the movable cavity.

3. The hydraulic engineering construction sand screening machine of claim 1, wherein: the periphery of the inner wall of the screening concave box (1) is connected with a rubber cushion pad (13), and the bottom end inside the screening concave box (1) is in a pointed cone shape.

4. The hydraulic engineering construction sand screening machine of claim 1, wherein: the left end and the right end of the screening concave box (1) are connected and communicated with a discharge pipe (11) in an inclined shape.

5. The hydraulic engineering construction sand screening machine of claim 1, wherein: the lower end of the stirring shaft (15) penetrates through the screen bucket (2) and the shaft tube (7) in sequence, the lower end of the stirring shaft (15) penetrates into the movable cavity (6) and is fixedly connected with the bottom end inside the movable cavity (6), and the stirring shaft (15) is movably connected with the shaft tube (7).

6. The hydraulic engineering construction sand screening machine of claim 1, wherein: the upper end of the right side of the discharging screen cover (17) is in threaded connection with a locking rod (18), and the left end of the locking rod (18) penetrates through the discharging screen cover (17) and is in threaded connection with the screen bucket (2).