CN212524837U

CN212524837U - Sand screening machine for hydraulic engineering

Info

Publication number: CN212524837U
Application number: CN202021020470.1U
Authority: CN
Inventors: 朱本兴; 谭玉兵
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-06
Filing date: 2020-06-06
Publication date: 2021-02-12
Anticipated expiration: 2030-06-06

Abstract

The utility model discloses a screening sand machine for hydraulic engineering, support fixed sieve section of thick bamboo and feeding spiral pipe including the frame and through the frame, roll in proper order by the left hand right side in the fixed sieve section of thick bamboo and install the cylindric fine sand screen cloth that is used for the sieve to strain fine sand and be used for the sieve to strain the thick husky screen cloth of cylindric, and through first rack fixed connection between cylindric fine sand screen cloth and the cylindric thick sand screen cloth, the fixed second rack that is provided with in right side of cylindric thick sand screen cloth. In the utility model, by arranging the multi-stage sand sieving mechanism, the sand raw material can be conveniently and rapidly screened and separated into fine sand, coarse sand and gravel with different sizes so as to meet the requirements of different construction aspects of hydraulic engineering; and the trouble that the sand and stone screened out in the past still need artifical shovel out is avoided, not only reduced intensity of labour, work efficiency improves greatly moreover, also avoids current screening sand machine because only have one-level screening sand component and can not carry out the drawback of screening to the sand body granularity size.

Description

Sand screening machine for hydraulic engineering

Technical Field

The utility model relates to a hydraulic engineering technical field especially relates to a screening sand machine for hydraulic engineering.

Background

A large amount of gravels are often used in the existing hydraulic engineering, so that a vibrating screen is needed to improve the working efficiency.

However, the sand and stone screened by the existing screen needs to be shoveled out manually, so that the labor intensity is high, and the working efficiency is low; the existing sand screening machine is generally only provided with a first-level sand screening component and can only screen sand and gravel; the sand is divided into fine sand and coarse sand, the requirements of hydraulic engineering on the thickness of the sand are different, however, the existing device can not screen the fine sand and the coarse sand according to the granularity of the sand body, and the requirements of engineering construction can not be completely met.

Therefore, the sand screening machine for the hydraulic engineering is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects in the prior art and providing a sand screening machine for hydraulic engineering.

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

a sand screening machine for hydraulic engineering comprises a frame, a fixed screen drum and a feeding spiral pipe which are supported and fixed by the frame, a cylindrical fine sand screen used for screening fine sand and a cylindrical coarse sand screen used for screening coarse sand are sequentially arranged in the fixed screen cylinder from left to right in a rolling manner, the cylindrical fine sand screen mesh and the cylindrical coarse sand screen mesh are fixedly connected through a first net rack, a second net rack is fixedly arranged at the right side of the cylindrical coarse sand screen mesh, rotating shafts are arranged in the cylindrical fine sand screen mesh and the cylindrical coarse sand screen mesh, and the rotating shaft is respectively fixedly connected with the cylindrical fine sand screen and the cylindrical coarse sand screen through a support frame, the bottom of the fixed screen cylinder is sequentially provided with a fine sand discharge port, a coarse sand discharge port and a sand and stone discharge port from left to right, the fine sand discharge port and the coarse sand discharge port are respectively matched with the cylindrical fine sand screen and the cylindrical coarse sand screen, and the sandstone discharge port is positioned at the right lower side of the second net rack; the right-hand member of pivot rotates and extends to the right side and the fixedly connected with drive wheel of a fixed sieve section of thick bamboo, and fixed mounting has first motor on the right side of a fixed sieve section of thick bamboo still, and fixed the cup joint has the action wheel on the output shaft of first motor, and leads to belt transmission between action wheel and the drive wheel and be connected, the left end and the feeding spiral pipe of cylindric fine sand screen cloth rotate to be connected, and the top of feeding spiral pipe is provided with the feeder hopper.

Preferably, a feeding hole is formed between the top of the feeding spiral pipe and the feeding hopper.

Preferably, the screw axis is installed to the feeding spiral pipe internal rotation, is provided with spiral feeding blade on the screw axis, and the right-hand member of screw axis is connected with the left end rotation of pivot, and the left end rotation of screw axis extends to the left side of feeding spiral pipe, and feeding spiral pipe's left side is fixed mounting still has the second motor, and the output shaft of second motor and the left end fixed connection of feeding spiral pipe.

Preferably, the right end of the spiral shaft is rotatably connected with a bidirectional rotating support, the bidirectional rotating support is fixedly connected with the inner wall of the feeding spiral pipe through a support, and the left end of the rotating shaft is further rotatably installed on the bidirectional rotating support.

Preferably, the feeding spiral pipe and the fixed screen drum are integrally arranged in an inclined mode towards the lower right.

Preferably, the number of the support frames is at least four, and the support frames are in a fork-shaped structure integrally.

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

in the utility model, by arranging the multi-stage sand sieving mechanism, the sand raw material can be conveniently and rapidly screened and separated into fine sand, coarse sand and gravel with different sizes so as to meet the requirements of different construction aspects of hydraulic engineering; and the trouble that the sand and stone screened out in the past still need artifical shovel out is avoided, not only reduced intensity of labour, work efficiency improves greatly moreover, also avoids current screening sand machine because only have one-level screening sand component and can not carry out the drawback of screening to the sand body granularity size.

Drawings

Fig. 1 is a schematic structural view of a sand screening machine for hydraulic engineering according to the present invention;

FIG. 2 is a schematic structural diagram of a support frame and a cylindrical fine sand screen;

fig. 3 is a partial structural schematic diagram of the present invention.

In the figure: the device comprises a machine frame 1, a feeding spiral pipe 2, a fixed screen drum 3, a feeding hopper 4, a second motor 5, a spiral shaft 6, a spiral feeding blade 7, a support 8, a bidirectional rotating support 9, a first motor 10, a driving wheel 11, a belt 12, a driving wheel 13, a rotating shaft 14, a supporting frame 15, a cylindrical fine sand screen cloth 16, a fine sand discharging port 161, a cylindrical coarse sand screen cloth 17, a first net frame 171, a coarse sand discharging port 172, a second net frame 18, a sandstone discharging port 181 and a feeding hole 19.

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 sand screening machine for hydraulic engineering, includes a frame 1, and a fixed screen drum 3 and a feeding spiral pipe 2 supported and fixed by the frame 1, a cylindrical fine sand screen 16 for screening fine sand and a cylindrical coarse sand screen 17 for screening coarse sand are sequentially installed in the fixed screen drum 3 from left to right in a rolling manner, and the cylindrical fine sand screen 16 and the cylindrical coarse sand screen 17 are fixedly connected by a first net rack 171, a second net rack 18 is fixedly arranged on the right side of the cylindrical coarse sand screen 17, a rotating shaft 14 is arranged in the cylindrical fine sand screen 16 and the cylindrical coarse sand screen 17, and the rotating shaft 14 is respectively fixedly connected with the cylindrical fine sand screen 16 and the cylindrical coarse sand screen 17 by a support frame 15, a fine sand discharge port 161, a coarse sand discharge port 172 and a sand discharge port 181 are sequentially arranged at the bottom of the fixed screen drum 3 from left to right, and the fine sand discharge port 161 and the coarse sand discharge port 172 are respectively matched with the cylindrical fine sand screen 16 and the cylindrical coarse sand screen 17, the sand outlet 181 is positioned at the lower right side of the second net rack 18; the right-hand member of pivot 14 rotates the right side that extends to a fixed sieve section of thick bamboo 3 and fixedly connected with drive wheel 13, and fixed sieve section of thick bamboo 3's right side is fixed mounting still has first motor 10, and the fixed action wheel 11 that has cup jointed on the output shaft of first motor 10, and leads to belt 12 transmission between action wheel 11 and the drive wheel 13 and be connected, the left end and the feeding spiral pipe 2 of cylindric fine sand screen cloth 16 rotate to be connected, and the top of feeding spiral pipe 2 is provided with feeder hopper 4. In the utility model, by arranging the multi-stage sand sieving mechanism, the sand raw material can be conveniently and rapidly screened and separated into fine sand, coarse sand and gravel with different sizes so as to meet the requirements of different construction aspects of hydraulic engineering; and the trouble that the sand and stone screened out in the past still need artifical shovel out is avoided, not only reduced intensity of labour, work efficiency improves greatly moreover, also avoids current screening sand machine because only have one-level screening sand component and can not carry out the drawback of screening to the sand body granularity size.

Further, a feeding hole 19 is arranged between the top of the feeding spiral pipe 2 and the feeding hopper 4.

Further, a screw shaft 6 is installed in the 2 internal rotations of feeding spiral pipe, is provided with spiral feeding blade 7 on the screw shaft 6, and the right-hand member of screw shaft 6 is connected with the left end rotation of pivot 14, and the left end rotation of screw shaft 6 extends to the left side of feeding spiral pipe 2, and feeding spiral pipe 2's left side is fixed mounting still has second motor 5, and the output shaft of second motor 5 and the left end fixed connection of feeding spiral pipe 2.

Furthermore, the right end of the spiral shaft 6 is rotatably connected with a bidirectional rotating support 9, the bidirectional rotating support 9 is fixedly connected with the inner wall of the feeding spiral pipe 2 through a support 8, and the left end of the rotating shaft 14 is also rotatably installed on the bidirectional rotating support 9.

Further, the feeding spiral pipe 2 and the fixed screen drum 3 are integrally arranged in a right-downward inclined mode.

Further, the number of the support frames 15 is at least four, and the support frames 15 are in a fork-shaped structure as a whole.

In the utility model, when the sand screen works, the second motor 5 works to drive the screw shaft 6 and the screw feeding blade 7 to rotate integrally, so that the sand raw material in the feeding hopper 4 can be orderly fed and conveyed into the cylindrical fine sand screen 16, and simultaneously, the first motor 10 drives the driving wheel 11 to rotate, and further the belt 12 and the driving wheel 13 drive the rotating shaft 14 and the supporting frame 15, the cylindrical fine sand screen 16 and the cylindrical coarse sand screen 17 to rotate integrally in the fixed screen cylinder 3, and the sand raw material orderly fed into the cylindrical fine sand screen 16 immediately rotates through the cylindrical fine sand screen 16, and directly feeds the fine sand screen into the fine sand discharge port 161 for discharging, while the coarse sand and the gravel left on the cylindrical fine sand screen 16 are obliquely moved to the right into the cylindrical coarse sand screen 17, and directly feeds the coarse sand into the coarse sand discharge port 172 through the screen of the cylindrical coarse sand screen 17, then the larger grit moves right through the second net rack 18 and falls to the grit outlet 181 for discharge. Thus the utility model discloses in, through setting up multistage screening sand mechanism, can convenient and fast with the fine sand of sand raw materials screening separation different size granules, coarse sand, grit to satisfy the needs in the aspect of the different construction of hydraulic engineering, avoided in the past the screening sand stone still need the artifical trouble of shoveling out, not only reduced intensity of labour, work efficiency improves greatly moreover, also avoid current screening sand machine because only have one-level screening sand component and can not carry out the drawback of screening to the sand body granularity size.

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 screening sand machine for hydraulic engineering, includes frame (1) and supports fixed sieve section of thick bamboo (3) and feeding spiral pipe (2) through frame (1), a serial communication port, roll in proper order by the left hand right side in fixed sieve section of thick bamboo (3) and install the thin husky screen cloth of cylindric (16) that is used for the screening to strain fine sand and be used for the screening to strain cylindric coarse sand screen cloth (17) of coarse sand, and through first rack (171) fixed connection between thin husky screen cloth of cylindric (16) and cylindric coarse sand screen cloth (17), the right side of cylindric coarse sand screen cloth (17) is fixed and is provided with second rack (18), be equipped with pivot (14) in thin husky screen cloth of cylindric (16) and the thick husky screen cloth of cylindric (17), and pivot (14) go up respectively through support frame (15) and thin husky screen cloth of cylindric (16) and cylindric coarse sand screen cloth (17) fixed connection, the bottom of fixed sieve section of thick bamboo (3), A coarse sand discharge port (172) and a sandstone discharge port (181), wherein the fine sand discharge port (161) and the coarse sand discharge port (172) are respectively matched with the cylindrical fine sand screen (16) and the cylindrical coarse sand screen (17), and the sandstone discharge port (181) is positioned at the right lower side of the second net rack (18); the right-hand member of pivot (14) rotates the right side and the fixedly connected with drive wheel (13) that extend to a fixed sieve section of thick bamboo (3), and the right side of a fixed sieve section of thick bamboo (3) is fixed mounting still has first motor (10), and fixed cover on the output shaft of first motor (10) has connect action wheel (11), and leads to belt (12) transmission between action wheel (11) and drive wheel (13) and be connected, the left end and the feeding spiral pipe (2) of the fine husky screen cloth of cylindric (16) rotate to be connected, and the top of feeding spiral pipe (2) is provided with feeder hopper (4).

2. A sand screening machine for hydraulic engineering according to claim 1, characterized in that a feed hole (19) is provided between the top of the feed spiral (2) and the feed hopper (4).

3. The sand screening machine for the hydraulic engineering as recited in claim 1, wherein a screw shaft (6) is rotatably mounted in the feeding spiral pipe (2), a spiral feeding blade (7) is arranged on the screw shaft (6), the right end of the screw shaft (6) is rotatably connected with the left end of the rotating shaft (14), the left end of the screw shaft (6) is rotatably extended to the left side of the feeding spiral pipe (2), a second motor (5) is fixedly mounted on the left side of the feeding spiral pipe (2), and an output shaft of the second motor (5) is fixedly connected with the left end of the feeding spiral pipe (2).

4. The sand screening machine for the water conservancy project according to claim 3, wherein the right end of the spiral shaft (6) is rotatably connected with a bidirectional rotating support (9), the bidirectional rotating support (9) is fixedly connected with the inner wall of the feeding spiral pipe (2) through a support (8), and the left end of the rotating shaft (14) is further rotatably installed on the bidirectional rotating support (9).

5. The sand screening machine for the hydraulic engineering as claimed in claim 1, wherein the feeding spiral pipe (2) and the fixed screen drum (3) are integrally arranged in a manner of inclining towards the lower right.

6. The sand screening machine for the hydraulic engineering according to claim 1, wherein the number of the support frames (15) is at least four, and the support frames (15) are in a fork-shaped structure as a whole.