CN210816194U

CN210816194U - Building screening sand device

Info

Publication number: CN210816194U
Application number: CN201921776725.4U
Authority: CN
Inventors: 薛建; 张栋焜; 匡朝
Original assignee: Qingdao Civil Construction Engineering Group Co ltd
Current assignee: Qingdao Civil Construction Engineering Group Co ltd
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-06-23
Anticipated expiration: 2029-10-22

Abstract

A building sand screening device belongs to the technical field of building equipment. The method is characterized in that: including hopper (2), unloading roller (3) and screen cloth (4), the uncovered setting in bottom of hopper (2), unloading roller (3) rotate and install the bottom in hopper (2), and seal the bottom of hopper (2), be provided with a plurality of silos (301) on unloading roller (3), unloading roller (3) are connected with and drive its pivoted power device, screen cloth (4) set up in hopper (2) downside, screen cloth (4) are for following the decurrent slope form gradually of the direction of keeping away from hopper (2), screen cloth (4) are connected with the pendulous device who promotes its reciprocal swing. This building screening sand device can avoid the sand too to concentrate on the screen cloth, leads to screen cloth screening efficiency lower, and the screen cloth is for following the downward slope form of the direction of keeping away from the hopper gradually, and when the sand fell to the screen cloth on, the sand slided along the screen cloth under the effect of gravity, make full use of whole screen cloth.

Description

Building screening sand device

Technical Field

A building sand screening device belongs to the technical field of building equipment.

Background

Sand is an indispensable material in the building engineering, and the building engineering is often need to carry out a large amount of sieve sands, gets rid of the large granule sand in the sand and some impurity, makes the purity of material improve, can increase building engineering's quality, and building engineering can use the sieve sand device when sieving sand to the sand usually.

The prior sand screening device generally conveys sand to a screen, and then uses the motion of a drying net to realize sand screening. The screen cloth of current screening sand device is usually the level setting, and the sand is carried to the screen cloth through the conveyer belt after, and the convergence is in the same place, leads to the speed of screening sand to be lower, and because the sand that the conveyer belt was carried only can fall to the middle part of screen cloth usually moreover, leads to the utilization ratio in screen cloth middle part very high, and the utilization ratio at edge is very low, leads to the life of screen cloth very short.

Disclosure of Invention

The to-be-solved technical problem of the utility model is: overcome prior art's not enough, provide one kind and can avoid falling to the headquarters of screen cloth in the husky subset, can also improve the building screening sand device of screen cloth utilization ratio.

The utility model provides a technical scheme that its technical problem adopted is: this building screening sand device, its characterized in that: including hopper, unloading roller and screen cloth, the uncovered setting in bottom of hopper, the unloading roller rotates the bottom of installing at the hopper to seal the bottom of hopper, be provided with a plurality of silos on the unloading roller, the unloading roller is connected with and drives its pivoted power device, and the screen cloth setting is at the hopper downside, and the screen cloth is for following the downward slope form gradually of the direction of keeping away from the hopper, and the screen cloth is connected with the pendulous device that promotes its reciprocating swing.

Preferably, a plurality of material grooves are arranged around the side part of the blanking roller at intervals.

Preferably, the screen is slidably mounted in the middle of the box body, the hopper is arranged at the upper part of the box body, and the swinging device is mounted on the box body.

Preferably, the swinging device comprises a swinging motor, rocking rods, connecting rods and a rotary table, the rocking rods are arranged on two sides of the screen, the upper end of each rocking rod is rotatably connected with the screen, the lower end of each rocking rod is rotatably connected with the box body, the rocking rods and the screen form a double-rocking-rod mechanism, the rotary table is coaxially arranged on an output shaft of the swinging motor, one end of each connecting rod is rotatably connected with the middle of any rocking rod, and the other end of each connecting rod is rotatably connected with the side part of the rotary table.

Preferably, each side of the screen cloth is provided with three rocking rods at intervals along the direction far away from the hopper, and the connecting rod is rotatably connected with the middle parts of the rocking rods arranged in the middle of the screen cloth.

Preferably, the power device is a blanking motor, and an output shaft of the blanking motor is connected with the blanking roller and drives the blanking roller to synchronously rotate.

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

1. this sediment screening device is sieved to building's unloading roller seals the hopper bottom, power device drives the unloading roller and rotates, and utilize silo on the unloading roller to see off the sand to the screen cloth in by the hopper, can avoid sand too concentrated on the screen cloth, lead to screen cloth screening efficiency lower, the screen cloth is for following the downward slope form gradually of direction of keeping away from the hopper, when the sand falls to the screen cloth on, the sand glides along the screen cloth under the effect of gravity, and cooperation power device, the screening to the sand has been realized, make full use of whole screen cloth, the speed of screening has been improved promptly, the utilization ratio of screen cloth has been improved again, and then the life of screen cloth has been improved.

2. The blanking groove has a plurality of, has improved the speed of unloading, has improved screening speed.

3. The swing motor drives the screen to swing through the double-rocker mechanism, so that the screen swings stably, and the screening speed of sand is increased.

4. Every side of screen cloth all is provided with three rocker, stability when further having improved the screen cloth swing, and the connecting rod rotates with the middle part of the rocker at middle part to be connected, thereby make the sieve atress even, the swing is more steady.

Drawings

Fig. 1 is a schematic front sectional view of a building sand screening device.

Fig. 2 is a schematic front view of the blanking roller.

Fig. 3 is a schematic left view of a screen.

Fig. 4 is a schematic front view of a screen.

Fig. 5 is a perspective view of the material receiving plate.

In the figure: 1. the device comprises a box body 101, a discharge hole 2, a hopper 3, a discharging roller 301, a trough 4, a screen 5, a screen frame 6, a material receiving plate 7, a rocker 8, a swing motor 9, a turntable 10 and a connecting rod.

Detailed Description

Fig. 1 to 5 are preferred embodiments of the present invention, and the present invention will be further explained with reference to fig. 1 to 5.

The utility model provides a building screening sand device, including hopper 2, unloading roller 3 and screen cloth 4, the uncovered setting in bottom of hopper 2, unloading roller 3 rotates and installs the bottom at hopper 2, and seal the bottom of hopper 2, be provided with a plurality of silos 301 on the unloading roller 3, unloading roller 3 is connected with and drives its pivoted power device, screen cloth 4 sets up at 2 downside of hopper, screen cloth 4 is for following the downward slope form gradually of the direction of keeping away from hopper 2, screen cloth 4 is connected with the pendulous device who promotes its reciprocating swing. This sediment screening device is sieved to building's unloading roller seals the hopper bottom, power device drives the unloading roller and rotates, and utilize silo 301 on the unloading roller 3 to see off the sand to screen cloth 4 in by hopper 2, can avoid the sand too concentrated on screen cloth 4, lead to screen cloth 4 screening efficiency lower, screen cloth 4 is for following the downward slope form gradually of the direction of keeping away from hopper 2, when the sand falls to screen cloth 4, the sand slides down along screen cloth 4 under the effect of gravity, and cooperate power device, the screening to the sand has been realized, make full use of whole screen cloth 4, the speed of screening has been improved promptly, the utilization ratio of screen cloth 4 has been improved again, and then the life of screen cloth 4 has been improved.

The present invention is further described with reference to specific embodiments, however, it will be understood by those skilled in the art that the detailed description given herein with respect to the drawings is for better explanation and that the present invention is necessarily to be construed as limited to those embodiments, and equivalents or common means thereof will not be described in detail but will fall within the scope of the present application.

Specifically, the method comprises the following steps: as shown in FIGS. 1-2: the building sand screening device further comprises a box body 1, the box body 1 is a cuboid box body, a feeding hole is formed in the upper side of the box body 1 and is formed in the right side of the upper portion of the box body 1, and a discharging hole 101 is formed in the lower portion of the left side of the box body 1. The screen 4 and the hopper 2 are both arranged in the box body 1. The box body 1 is arranged in a closed mode, so that the environment is prevented from being polluted by dust generated in sand screening.

Hopper 2 sets up on the upper portion right side of box 1, and the upper portion of hopper 2 is linked together with the feed inlet of box 1, and the cross-section of hopper 2 is trapezoidal, and the upside of hopper 2 is the feed inlet, and the bottom of hopper 2 is uncovered for the ejection of compact. The blanking roller 3 is arranged at the bottom of the hopper 2, the hopper 2 and the blanking roller 3 are arranged horizontally, the upper part of the blanking roller 3 extends into the hopper 2 from the bottom of the hopper 2, and the side part of the blanking roller 3 and the bottom of the hopper 2 are arranged in a sealing manner. The power device is a blanking motor, the blanking motor is arranged outside the box body 1, and an output shaft of the blanking motor is connected with the blanking roller 3 and drives the blanking roller 3 to synchronously rotate. During feeding, sand can be fed into the hopper 2 through the conveying belt.

The blanking roller 3 is cylindrical, a trough 301 is arranged on the side part of the blanking roller 3, the trough 301 is arranged along the axis direction of the blanking roller 3, and a plurality of troughs 301 are uniformly distributed at intervals around the axis of the blanking roller 3. After the sand got into hopper 2, unloading motor drove unloading roller 3 and rotates, and when silo 301 rotated to the upside, the sand in hopper 2 can enter into silo 301 in, and when silo 301 rotated the downside, the sand in silo 301 can fall to screen cloth 4 on and accomplish the screening.

Screen cloth 4 installs on screen frame 5, and screen frame 5 is rectangular frame, and screen cloth 4 detachable installs on screen frame 5, when screen cloth 4 damages, conveniently changes the screen cloth of damage. Screen mesh frame 5 slidable mounting is in box 1, and the right-hand member interval that screen mesh frame 5 does sets up the downside at hopper 2, and screen mesh frame 5 is for from the right side to the left side downward slope form gradually, screen cloth 4 and screen mesh frame 5 parallel arrangement. The swinging device is connected with the screen frame 5 and drives the screen 4 to swing along the axial direction of the feeding roller 3 through the screen frame 5. When sand falls to screen cloth 4 right-hand member, pendulous device drives screen cloth 4 swing, and sand slides left along screen cloth 4 under the action of gravity simultaneously, has both improved the screening speed of sand, has realized the make full use of to screen cloth 4 again, has improved screen cloth 4's life.

Still be provided with in the box 1 and connect flitch 6, connect flitch 6 interval to set up at the downside of screen cloth 4, connect flitch 6 for from right to left decurrent slope form gradually, connect the left end setting of flitch 6 at the upside of the discharge gate of box 1, connect flitch 6 to accept the sand that screen cloth 4 screened down to make the sand see off box 1 by the discharge gate under the action of gravity. Connect the bottom of flitch 6 to install vibrating motor to guarantee to connect the smooth and easy whereabouts of sand on the flitch 6.

As shown in FIGS. 3-4: the swinging device comprises a swinging motor 8, a rocker 7, a connecting rod 10 and a rotary table 9, the swinging motor 8 is installed outside the box body 1, the rocker 7 is symmetrically arranged on two sides of the screen frame 5, the upper end of the rocker 7 is rotatably connected with one side corresponding to the screen frame 5, the lower end of the rocker 7 is rotatably connected with the box body 1, and the two rockers 7 and the screen frame 5 form a double-rocker mechanism. The turntable 9 is coaxially arranged on an output shaft of the swing motor 8 and synchronously rotates along with the output shaft of the swing motor 8, one end of the connecting rod 10 is rotatably connected with the side part of the turntable 9, and the other end of the connecting rod extends into the box body 1 and is rotatably connected with the middle part of any rocker 7, so that the swing of the screen frame 5 is realized, and further the swing of the screen 4 is realized.

Each side of screen frame 5 all has three rockers 7 along the direction interval equipartition of keeping away from unloading roller 3, and screen frame 5 both sides corresponding rocker 7 all forms two rocker mechanisms with screen frame 5, and connecting rod 10 rotates with the middle part of the rocker 7 of the arbitrary one side in screen frame 5 middle part to be connected to guarantee that screen frame 5's swing is more steady.

As shown in fig. 5: connect flitch 6 to be the recessed arc in middle part to can make the sand after the screening gather to the middle part that connects flitch 6, make things convenient for the transport of follow-up sand.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention. However, any simple modification, equivalent change and modification made to the above embodiments according to the technical substance of the present invention still belong to the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a building screening sand device which characterized in that: including hopper (2), unloading roller (3) and screen cloth (4), the uncovered setting in bottom of hopper (2), unloading roller (3) rotate and install the bottom in hopper (2), and seal the bottom of hopper (2), be provided with a plurality of silos (301) on unloading roller (3), unloading roller (3) are connected with and drive its pivoted power device, screen cloth (4) set up in hopper (2) downside, screen cloth (4) are for following the decurrent slope form gradually of the direction of keeping away from hopper (2), screen cloth (4) are connected with the pendulous device who promotes its reciprocal swing.

2. The building screening apparatus of claim 1, wherein: a plurality of material grooves (301) are arranged at intervals around the side part of the blanking roller (3).

3. The building screening apparatus of claim 1, wherein: the screen (4) is slidably mounted in the middle of the box body (1), the hopper (2) is arranged on the upper portion of the box body (1), and the swinging device is mounted on the box body (1).

4. A building screening apparatus according to claim 3, wherein: the swing device comprises a swing motor (8), a rocker (7), a connecting rod (10) and a rotary table (9), wherein the rockers (7) are arranged on two sides of the screen (4), the upper end of the rocker (7) is rotatably connected with the screen (4), the lower end of the rocker (7) is rotatably connected with the box body (1), the rocker (7) and the screen (4) form a double-rocker mechanism, the rotary table (9) is coaxially arranged on an output shaft of the swing motor (8), one end of the connecting rod (10) is rotatably connected with the middle of any rocker (7), and the other end of the connecting rod is rotatably connected with the side part of the rotary table (9).

5. The building screening apparatus of claim 4, wherein: each side of the screen (4) is provided with three rocking rods (7) at intervals along the direction far away from the hopper (2), and the connecting rod (10) is rotatably connected with the middle parts of the rocking rods (7) arranged in the middle of the screen (4).

6. The building screening apparatus of claim 1, wherein: the power device is a blanking motor, and an output shaft of the blanking motor is connected with the blanking roller (3) and drives the blanking roller to synchronously rotate.