CN218531804U

CN218531804U - Building grit screening filter equipment

Info

Publication number: CN218531804U
Application number: CN202222688518.1U
Authority: CN
Inventors: 付娟
Original assignee: Guiyang Urban And Rural Construction School
Current assignee: Guiyang Urban And Rural Construction School
Priority date: 2022-10-12
Filing date: 2022-10-12
Publication date: 2023-02-28
Anticipated expiration: 2032-10-12

Abstract

The utility model belongs to the technical field of construction machinery, especially, relate to a building grit screening filter equipment. The technology comprises a box body, wherein an opening is formed in the top of the box body, a top plate is installed at the opening in the top of the box body, and a feeding funnel is installed on the top plate; the inside of box is provided with the screen cloth, and the right side wall of box sets up the inside and outside notch that link up, and the right-hand member of screen cloth bottom department in the notch rotates with the box to be connected, and the apron is all installed to front end, rear end and the left end of screen cloth, installs elevating system on the box, and elevating system is used for the left end lift of drive screen cloth to make the screen cloth rotate. In the building engineering work progress, can utilize this screening filter equipment to filter grit, the right-hand member of screen cloth is articulated with the box in notch department among this screening filter equipment, utilizes elevating system can control the left end of screen cloth and rotates to the left end downward sloping or the tilt up of control screen cloth, the screen cloth is at the rotation in-process, grit and debris can slide on the screen cloth, can improve the grit filter effect.

Description

Building grit screening filter equipment

Technical Field

The utility model belongs to the technical field of construction machinery, especially, relate to a building grit screening filter equipment.

Background

In the construction process of the building engineering, the sandstone, cement and water are mixed to prepare concrete for structural pouring. The traditional filtering device and the filtering method are that an inclined screen is built, workers throw the gravel on the inclined screen by using a shovel, the gravel with smaller particle size passes through the screen and is stacked on the rear side of the screen, and large blocks of gravel or sundries with larger volume slide down along the screen and are stacked on the front side of the screen.

In the existing screening and filtering device, a screen is obliquely arranged in a box body, and a funnel is arranged above the screen to form a whole, so that the screening and filtering device is convenient to carry and directly use; when filtering the sandstone, sending the sandstone into a funnel, and dropping the sandstone onto an inclined screen to filter the sandstone; however, the inclination angle of the screen in the existing screening and filtering device is often fixed, sand falls on the inclined screen, and part of sand with small particle size falls off from the screen by attaching to the impurities with large volume, so that the filtering efficiency is low, or the sand is blocked in the screen to block the screen hole, and the filtering efficiency is low.

SUMMERY OF THE UTILITY MODEL

According to the not enough among the above prior art, the utility model discloses the technical problem who solves is: the utility model provides a building grit screening filter equipment, the one end and the box of screen cloth are articulated among this screening filter equipment, and its lift is controlled to the other end of screen cloth utilizing elevating system, makes screen cloth inclination change in real time, promotes the grit and the great debris of volume and moves on the screen cloth to improve grit filter effect.

The building sandstone screening and filtering device comprises a box body, wherein an opening is formed in the top of the box body, a top plate is installed at the opening in the top of the box body, and a feeding funnel is installed on the top plate; the inside of box is provided with the screen cloth, and the right side wall of box sets up the inside and outside notch that link up, and the right-hand member of screen cloth bottom department in the notch rotates with the box to be connected, and the apron is all installed to front end, rear end and the left end of screen cloth, installs elevating system on the box, and elevating system is used for the left end lift of drive screen cloth to make the screen cloth rotate.

Furthermore, the lifting mechanism comprises a motor, the motor is fixedly arranged on the outer side wall of the box body, a rotating shaft is rotatably arranged on the outer side wall of the box body, and the rotating shaft is in transmission connection with the rotating shaft of the motor; at least one reel is installed on the rotating shaft, a pull rope is arranged between the reel and the enclosure baffle at the left end of the screen, one end of the pull rope is fixedly connected with the enclosure baffle, the other end of the pull rope is wound on the reel, at least one fixed pulley block is installed on the box body, and the pull rope is wound on the span fixed pulley block.

Furthermore, install a plurality of reels on the rotation axis, all be provided with the stay cord between every reel and the screen cloth left end enclosure board, the one end of every stay cord all with enclosure board fixed connection, the other end of stay cord is around rolling up on the reel that corresponds, the standing block is provided with a plurality ofly, every stay cord is equallyd divide and is do not corresponded and stride a standing block.

Further, the enclosure plate is made of a perforated plate or a screen plate.

Furthermore, the bottom of box is hopper-shaped.

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

in the building engineering work progress, can utilize this screening filter equipment to filter grit, the right-hand member of screen cloth is articulated with the box in notch department among this screening filter equipment, utilizes elevating system can control the left end of screen cloth and rotates to the left end downward sloping or the tilt up of control screen cloth, the screen cloth is at the rotation in-process, grit and debris can slide on the screen cloth, can improve the grit filter effect.

Drawings

Fig. 1 is a left side view schematic structure diagram of the present invention;

FIG. 2 isbase:Sub>A schematic sectional view taken along the line A-A in FIG. 1;

FIG. 3 is a schematic structural view of the screen of the present invention in a horizontal state;

FIG. 4 is a schematic structural view of the screen of the present invention in an upward inclined state;

names of components in the drawings: 1. the box body 2, elevating system 2.1, motor 2.2, rotation axis 2.3, the fixed pulley group 2.3.1, first fixed pulley 2.3.2, the second fixed pulley 2.4, stay cord 2.5, reel 2.6, bearing frame 3, roof 3.1, first roof 3.2, second roof 4, charging hopper 5, backup pad 6, floor 7, prop up foot rest 8, notch 9, screen cloth 10, fourth fixed pulley 11, enclosure baffle 12, third fixed pulley 13, orifice plate 14, U type frid 15, the articulated seat of U type.

Detailed Description

The present invention is further described with reference to the following embodiments, which are not intended to limit the present invention, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Example 1

The building sand screening and filtering device comprises a box body 1, wherein an opening is formed in the top of the box body 1, a top plate 3 is installed at the opening in the top of the box body 1, and a feeding funnel 4 is installed on the top plate 3; the inside of box 1 is provided with screen cloth 9, and the notch 8 that link up inside and outside is seted up to the right side wall of box 1, and the right-hand member of screen cloth 9 bottom department rotates with box 1 in notch 8 to be connected, and apron 11 is all installed to front end, rear end and the left end of screen cloth 9, installs elevating system 2 on the box 1, and elevating system 2 is used for driving the left end of screen cloth 9 to go up and down to make screen cloth 9 rotate.

In a preferred embodiment, a plurality of support stands 7 are attached to the bottom of the casing 1, and the casing 1 is supported by the plurality of support stands 7.

In a preferred embodiment, in the present embodiment, a discharge hole is formed at the bottom of the box body 1; the sand and stone with small particle size which is sieved out by the screen 9 falls into the bottom of the box body 1 and then falls out of the box body 1 from the discharge hole.

In a preferred embodiment, in the present embodiment, a plurality of perforated plates 13 are installed at the bottom of the right end of the screen mesh 9, a U-shaped trough plate 14 is installed at the bottom inside the notch 8, the U-shaped trough plate 14 is fixedly connected with the box body 1 through bolts, a plurality of U-shaped hinge seats 15 are arranged at the top end of the U-shaped trough plate 14, and the perforated plates 13 are hinged to the U-shaped hinge seats 15 through pin shafts, so that the screen mesh 9 can be rotated conveniently.

The working principle and the technical effect of the embodiment are as follows: when the screening and filtering device is used for filtering sand and stone in the construction process of constructional engineering; the method comprises the steps that sand which is not sieved and filtered is fed into a feeding hopper 4 at the top of a box body 1, the sand in the feeding hopper 4 falls downwards to a screen 9, wherein part of the sand with smaller particle size passes through the screen 9 and falls into the bottom of the box body 1 under the action of impact force, part of the sand with smaller particle size is attached to or blocked by impurities with larger volume and cannot pass through the screen 9, the screen 9 is driven to rotate by a lifting mechanism 2, the left end of the screen 9 rotates downwards first, the left end of the screen 9 inclines downwards, so that the sand and the impurities on the screen 9 slide to the left end, the sand and the impurities with smaller particle size pass through the screen 9 and fall in the sliding process, the sand and the impurities can be prevented from falling to the bottom of the box body 1 from the edge of the screen 9 under the action of a surrounding baffle plate 11, after the left end of the screen 9 rotates to a low point, the lifting mechanism 2 drives the screen 9 to rotate reversely, the left end of the screen 9 rotates upwards again, the screen 9 rotates to the level gradually, the left end of the screen 9 tilts upwards after the rotation continues, the particle size and the impurities on the screen 9 slide to the right end, the smaller sand and the smaller sand pass through the screen 9 in the sliding process, and fall out of the right end of the screen 9, and finally the right end of the box body 1 slides out of the screen 9; it should be noted that, in order to improve the filtering effect, after the left end of the screen 9 is rotated downward to a low point, the screen 9 is rotated upward to the level of the screen 9, and then the left end of the screen 9 is controlled to rotate downward, so that more small-particle-size crushed stones can pass through the screen 9 and fall into the bottom of the box body 1 after being repeatedly rotated for many times, and finally the left end of the screen 9 is rotated upward, so that large-sized gravels and impurities on the screen 9 slide out of the box body 1 from the right end of the screen 9; in addition, before the filtration is started, the left end of the screen 9 can be driven by the lifting mechanism 2 to rotate downwards for a certain angle, so that the left end of the screen 9 is inclined downwards, and the sand falling from the feeding funnel 4 is prevented from sliding out of the box body 1 from the right end of the screen 9 without being screened and filtered after being accumulated on the screen 9; in filtering process, but the discontinuity adds the grit to feeding funnel 4 in, filters the grit in batches, also can carry the grit to feeding funnel 4 continuity, but control the conveying capacity, ensures that screen cloth 9 can fully sieve and filter, if the conveying capacity is too big lead to the grit to pile up on screen cloth 9 easily, influences the screening filter effect. The right-hand member of screen cloth 9 is articulated with box 1 among this screening filter equipment, utilizes elevating system 2 can control the left end rotation of screen cloth 9 to the left end downward sloping or the tilt up of control screen cloth 9 promotes grit and debris and slides on screen cloth 9, can improve the grit filter effect.

Example 2

The embodiment further describes the technology of embodiment 1, as shown in fig. 1 to 4, the lifting mechanism 2 includes a motor 2.1, the motor 2.1 is fixedly mounted on an outer side wall of the box body 1, the outer side wall of the box body 1 is rotatably provided with a rotating shaft 2.2, the rotating shaft 2.2 is in transmission connection with a rotating shaft of the motor 2.1, and the rotating shaft 2.2 can be driven to rotate by the motor 2.1; at least one reel 2.5 is installed on the rotating shaft 2.2, a pull rope 2.4 is arranged between the reel 2.5 and the enclosure baffle plate 11 at the left end of the screen mesh 9, one end of the pull rope 2.4 is fixedly connected with the enclosure baffle plate 11, the other end of the pull rope is wound on the reel 2.5, at least one fixed pulley block 2.3 is installed on the box body 1, the pull rope 2.4 is wound to straddle the fixed pulley block 2.3, each fixed pulley of the fixed pulley block 2.3 can pull a load and change the force application direction through the pull rope 2.4, the pull rope 2.4 can be ensured to be wound or unwound by the motor 2.1, the left end of the screen mesh 9 is lifted through the pull rope 2.4, so that the screen mesh 9 rotates upwards, or the left end of the screen mesh 9 is lowered, so that the screen mesh 9 rotates downwards; it should be noted here that, elevating system can also be electric telescopic handle, hydraulic telescopic handle or cylinder, during the specific installation, to take electric telescopic handle as an example, with electric telescopic handle's bottom and 1 inside walls of box articulated, electric telescopic handle's piston end and screen cloth 9's left end or left side apron 11 are articulated, when electric telescopic handle's piston stretches out, promote screen cloth 9 and rotate.

As a preferred embodiment, in this embodiment, a supporting plate 5 is disposed on an outer side wall of the box body 1, the motor 2.1 is fixedly mounted on the supporting plate 5, the rotating shaft 2.2 is rotatably mounted on the supporting plate 5 through a plurality of bearing seats 2.6, a reduction gearbox is mounted on a rotating shaft of the motor 2.1, and one end of the rotating shaft 2.2 is in transmission connection with the reduction gearbox; a rib plate 6 is arranged between the bottom end face of the supporting plate 5 and the outer side wall face of the box body 1, and stability can be improved.

The working principle and the technical effect of the embodiment are as follows: utilize this screening filter equipment to filter grit, utilize 2 drive screen cloth 9 rotations of elevating system, during concrete operation, motor 2.1 drive rotation axis 2.2 anticlockwise rotation, 2.5 rolling stay cord 2.4 of reel 2.5 on the rotation axis 2.2, each fixed pulley of fixed pulley group 2.3 can pass through stay cord 2.4 tractive load, change application of force direction, stay cord 2.4 pulling screen cloth 9, make screen cloth 9's left end upwards rotate, when motor 2.1 drive rotation axis 2.2 clockwise rotates, 2.5 unreel stay cord 2.4 of reel on the rotation axis 2.2, under the action of gravity, the left end of screen cloth 9 downwards rotates.

Example 3

In this embodiment, the technology of embodiment 2 is further described, as shown in fig. 1 to 4, a plurality of reels 2.5 are mounted on the rotating shaft 2.2, a pull rope 2.4 is disposed between each reel 2.5 and the enclosure baffle 11 at the left end of the screen 9, one end of each pull rope 2.4 is fixedly connected to the enclosure baffle 11, the other end of each pull rope 2.4 is wound around the corresponding reel 2.5, a plurality of fixed pulley blocks 2.3 are disposed, each pull rope 2.4 correspondingly spans one fixed pulley block 2.3, and the stability can be improved by controlling the rotation of the screen 9 with a plurality of pull ropes 2.4; the pull rope 2.4 adopts a steel wire rope.

In a preferred embodiment, as shown in fig. 2 to 4, the fixed pulley group 2.3 includes a first fixed pulley 2.3.1 and a second fixed pulley 2.3.2, the first fixed pulley 2.3.1 is mounted on the bottom end surface of the top plate 3, the second fixed pulley 2.3.2 is mounted on the top end outer side wall of the box 1, and the rope 2.4 can be guided into and out of the box 1 by the two fixed pulleys.

In a preferred embodiment, in the present embodiment, a plurality of third fixed pulleys 12 are installed at the top of the outer side wall of the apron 11 at the left end of the screen 9, the plurality of third fixed pulleys 12 correspond to the plurality of pulling ropes 2.4 one by one, the third fixed pulleys 12 are used for guiding the pulling ropes 2.4, so as to avoid friction between the pulling ropes 2.4 and the apron 11, after the left end of the screen 9 is tilted upward, the pulling ropes 2.4 can be disengaged from the third fixed pulleys 12, and after the left end of the screen 9 is tilted downward, the pulling ropes 2.4 can be wound around and straddle the third fixed pulleys 12 again.

In a preferred embodiment, in the present embodiment, a plurality of fourth fixed pulleys 10 are installed at the bottom of the outer side wall of the apron 11 at the left end of the screen 9, the plurality of fourth fixed pulleys 10 correspond to the plurality of pulling ropes 2.4 one by one, and the pulling ropes 2.4 are fixed on the fourth fixed pulleys 10.

In a preferred embodiment, in this embodiment, the top plate 3 includes a first top plate 3.1 and a second top plate 3.2, both the first top plate 3.1 and the second top plate 3.2 are detachably connected to the top end of the box body 1, the first fixed pulley 2.3.1 is fixedly installed on the bottom end face of the first top plate 3.1, the feeding funnel 4 is installed on the second top plate 3.2, and the second top plate 3.2 can be opened to perform maintenance inside the box body 1.

In the preferred embodiment, the top end of the box body 1 is provided with a wire slot for the pull rope 2.4 to go in and out.

Example 4

This example further illustrates the technique of example 3, and as shown in fig. 2 to 4, the enclosure 11 is made of a perforated plate or a mesh plate, so that the enclosure 11 also has a filtering effect, and sand on the screen 9 can be filtered by the enclosure 11.

Example 5

The present embodiment further describes the technology of embodiment 4, as shown in fig. 1 to fig. 4, the bottom of the box 1 is funnel-shaped, the sand with small particle size sieved out by the screen 9 falls into the funnel at the bottom of the box 1 and falls out of the box 1 from the discharge port, and the bottom of the box 1 is funnel-shaped to facilitate the sand to slide out of the box 1.

Claims

1. The utility model provides a building grit screening filter equipment, includes box (1), its characterized in that: the top opening of the box body (1) is arranged, a top plate (3) is installed at the top opening of the box body (1), and a feeding funnel (4) is installed on the top plate (3); the inside of box (1) is provided with screen cloth (9), inside and outside notch (8) that link up are seted up to the right side wall of box (1), and the right-hand member of screen cloth (9) bottom department rotates with box (1) in notch (8) to be connected, and apron (11) are all installed to the front end, rear end and the left end of screen cloth (9), install elevating system (2) on box (1), and elevating system (2) are used for driving the left end of screen cloth (9) to go up and down to make screen cloth (9) rotate.

2. The building sand screening and filtering device according to claim 1, characterized in that: the lifting mechanism (2) comprises a motor (2.1), the motor (2.1) is fixedly arranged on the outer side wall of the box body (1), a rotating shaft (2.2) is rotatably arranged on the outer side wall of the box body (1), and the rotating shaft (2.2) is in transmission connection with a rotating shaft of the motor (2.1); at least one reel (2.5) is installed on the rotating shaft (2.2), a pull rope (2.4) is arranged between the reel (2.5) and the enclosure baffle (11) at the left end of the screen (9), one end of the pull rope (2.4) is fixedly connected with the enclosure baffle (11), the other end of the pull rope is wound on the reel (2.5), at least one fixed pulley block (2.3) is installed on the box body (1), and the pull rope (2.4) is wound on the span fixed pulley block (2.3).

3. The building grit screening filter equipment of claim 2, characterized in that: install a plurality of reels (2.5) on rotation axis (2.2), all be provided with stay cord (2.4) between every reel (2.5) and screen cloth (9) left end enclosure board (11), the one end of every stay cord (2.4) all with enclosure board (11) fixed connection, the other end of stay cord (2.4) is around rolling up on reel (2.5) that correspond, standing block (2.3) are provided with a plurality ofly, every stay cord (2.4) are equallyd divide and are do not corresponded and stride one standing block (2.3) around.

4. The building grit screening filter equipment of claim 1, characterized in that: the enclosure plate (11) is made of a perforated plate or a screen plate.

5. The building sand screening and filtering device according to claim 1, characterized in that: the bottom of the box body (1) is funnel-shaped.