CN112474263A

CN112474263A - Quantitative sand screening device for building construction

Info

Publication number: CN112474263A
Application number: CN202011409034.8A
Authority: CN
Inventors: 金纪龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-04
Filing date: 2020-12-04
Publication date: 2021-03-12

Abstract

The invention discloses a quantitative sand screening device for building construction, which comprises an external box body, wherein a feeding funnel is arranged on the top surface of the external box body, a rotating shaft, a sand screening cylinder and a discharging inclined plate are arranged in the external box body, a fixed lantern ring is sleeved at the top end of the rotating shaft, and the fixed lantern ring is fixedly connected with the inner wall of the feeding funnel through a connecting rod, the quantitative sand screening device for building construction can efficiently screen sand without manual control through the matching among the external box body, the rotating shaft, the sand screening cylinder, a driving device, a triggering device, a material blocking device and other mechanisms, can automatically control the sand screening amount, cannot cause the sand to be full due to excessive sand to influence the screening result, and solves the problem that if too much sand falls, the sand cannot be fully discharged from the sand screening cylinder, so that the sand which is not screened and the screened sand are mixed together need to be re-screened, the efficiency of screening sand is low if too little sand is poured.

Description

Quantitative sand screening device for building construction

Technical Field

The invention relates to a building construction device, in particular to a quantitative sand screening device for building construction.

Background

During construction, the sand is the building material commonly used, may mix in the sand not screened with the stone, stone or other impurity, so need screen the sand before using, the mode commonly used is to pour the sand into the sieve section of thick bamboo that the lateral wall was equipped with the sieve mesh in, when sieve section of thick bamboo is rotatory, the sand that accords with the standard can spill from the sieve mesh, great impurity or stone can be stayed in a sieve section of thick bamboo, but the volume of pouring the sand can not be controlled to current sieve section of thick bamboo, if the sand falls too much will follow sieve section of thick bamboo and fill out, make the sand that does not screen mix together with the sand after the screening, need to screen again, if the efficiency of too little sieve sand that the sand falls will be very low, so need control the volume of pan feeding during the sieve sand, the better sieve sand of ability.

Disclosure of Invention

The invention aims to provide a quantitative sand screening device for building construction, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

a quantitative sand screening device for building construction comprises an outer box body, wherein a feeding funnel is arranged on the top surface of the outer box body, a rotating shaft, a sand screening cylinder and a discharging inclined plate are arranged inside the outer box body, a fixed lantern ring is sleeved at the top end of the rotating shaft and fixedly connected with the inner wall of the feeding funnel through a connecting rod, the sand screening cylinder is fixedly connected with the rotating shaft, the rotating shaft penetrates through the sand screening cylinder, sand screening holes are formed in the outer wall of the sand screening cylinder, the discharging inclined plate is fixedly connected with the inner wall of the outer box body, the rotating shaft penetrates through the discharging inclined plate and extends to the lower side of the discharging inclined plate, a limiting sleeve is fixedly connected with the inner bottom wall of the outer box body, the bottom end of the rotating shaft is sleeved with the limiting sleeve, the bottom end of the rotating shaft is fixedly connected with the inner bottom wall of the outer box body through an elastic, the external box is internally provided with a trigger device, the moving end of the trigger device is fixedly connected with the rotating shaft, and the external box is internally provided with a material blocking device, the material blocking device and the trigger device which are electrically connected.

As a further scheme of the invention: the driving device comprises a driving motor, a driving wheel and a driven wheel, the driving motor is fixedly connected with the inner wall of the external box body, the output end of the driving motor is fixedly connected with the driving wheel, the driven wheel is fixedly connected with the outer surface of the rotating shaft, and the driven wheel is meshed with the driving wheel.

As a still further scheme of the invention: trigger device includes conducting rod, current conducting plate, controller and power supply source, the outer fixed surface of rotation axis is connected with bearing mechanism and conducting rod and bearing mechanism and passes through lifter plate fixed connection, the current conducting plate passes through height adjusting device fixed connection with the lateral wall of outside box, controller and power supply source and current conducting rod electric connection and power supply source and conducting rod electric connection, the conducting rod is located the current conducting plate directly over, controller and dam device electric connection.

As a still further scheme of the invention: the height adjusting device comprises a supporting clamping plate and an adaptive clamping groove, the adaptive clamping groove is located on the side wall of the external box body and is connected with the supporting clamping plate in a clamped mode, the supporting clamping plate is fixedly connected with the current conducting plate, and at least three side walls which are distributed with the external box body along the vertical direction are arranged in the adaptive clamping groove in an equidistance mode.

As a still further scheme of the invention: the dam device includes telescopic cylinder, returns the workbin and keeps off the material swash plate, telescopic cylinder and the outer wall fixed connection of outside box and telescopic cylinder's output and material return case are through removing push pedal fixed connection, return the workbin and keep off material swash plate fixed connection, the lateral wall of outside box has been seted up the top and has been led to the groove and keep off the material swash plate and be located the logical inslot in top.

As a still further scheme of the invention: the terminal that the blown down tank and ejection of compact swash plate were seted up to the lateral wall of outside box meets with the blown down tank, the outer fixed surface of outside box is connected with the blown down tank and the blown down tank is located the blown down tank below.

As a still further scheme of the invention: the bottom surface fixedly connected with fan of outside box and the lateral wall of outside box have seted up out husky mouth, the air outlet of fan is relative with a husky mouth.

Compared with the prior art, the invention has the beneficial effects that:

this quantitative sand sieving device for construction, through outside box, the rotation axis, a sieve sand section of thick bamboo, drive arrangement, trigger device, the cooperation between mechanisms such as dam device, make the device when the high-efficient sand sieving, do not need manual control, the volume that can automatic control sieve sand, it is too much and lead to coming out to be can not unexpected sand, influence the screening result, it will follow a sieve section of thick bamboo and come out to have solved if too much that the sand falls, make the sand that does not filter mix together with the sand after the screening, need filter again, if the sand falls the too few sand sieving efficiency of sand will be very low problem.

Drawings

Fig. 1 is a schematic structural view of a quantitative sand sieving device for building construction.

Fig. 2 is a schematic view of a quantitative sand sieving device for building construction when feeding is controlled.

Fig. 3 is a schematic structural view of a material blocking inclined plate in the quantitative sand sieving device for building construction.

Fig. 4 is a schematic structural view of a discharge sloping plate in the quantitative sand sieving device for building construction.

In the figure: 1. an outer case; 2. a feeding funnel; 3. a fixed collar; 4. a rotating shaft; 5. screening a sand cylinder; 6. screening sand holes; 7. a discharge sloping plate; 8. a limiting sleeve; 9. an elastic member; 10. a drive motor; 11. a drive wheel; 12. a driven wheel; 13. a bearing mechanism; 14. a lifting plate; 15. a conductive rod; 16. a conductive plate; 17. a supporting clamping plate; 18. an adaptive card slot; 19. a controller; 20. a power supply source; 21. a telescopic cylinder; 22. moving the push plate; 23. returning the material box; 24. a material blocking inclined plate; 25. a top through groove; 26. a discharge chute; 27. a discharging box; 28. a fan; 29. and a sand outlet.

Detailed Description

The technical solution of the present invention will be described in further detail with reference to specific embodiments.

Example 1

Referring to fig. 1-4, a quantitative sand sieving device for building construction comprises an external box body 1, a feeding funnel 2 is arranged on the top surface of the external box body 1, a rotating shaft 4, a sand sieving cylinder 5 and a discharging inclined plate 7 are arranged inside the external box body 1, a fixed lantern ring 3 is sleeved on the top end of the rotating shaft 4, the fixed lantern ring 3 is fixedly connected with the inner wall of the feeding funnel 2 through a connecting rod, the sand sieving cylinder 5 is fixedly connected with the rotating shaft 4, the rotating shaft 4 penetrates through the sand sieving cylinder 5, a sand sieving hole 6 is formed in the outer wall of the sand sieving cylinder 5, the discharging inclined plate 7 is fixedly connected with the inner wall of the external box body 1, the rotating shaft 4 penetrates through the discharging inclined plate 7 and extends below the discharging inclined plate, a limiting sleeve 8 is fixedly connected with the inner bottom wall of the external box body 1, the bottom end of the rotating shaft 4 is sleeved with the limiting sleeve 8, and the inner bottom end of the rotating shaft 4, be equipped with drive arrangement and drive arrangement in the outside box 1 and be connected with the transmission of rotation axis 4, be equipped with trigger device and trigger device's removal end and rotation axis 4 fixed connection in the outside box 1, be equipped with dam device and trigger device electric connection in the outside box 1.

The structure of the driving device is not limited, as long as the driving device can drive the rotating shaft 4 to rotate, optionally, in this embodiment, the driving device includes a driving motor 10, a driving wheel 11 and a driven wheel 12, the driving motor 10 is fixedly connected with the inner wall of the external box 1, the output end of the driving motor 10 is fixedly connected with the driving wheel 11, the driven wheel 12 is fixedly connected with the outer surface of the rotating shaft 4, and the driven wheel 12 is meshed with the driving wheel 11, when the driving device is used, the driving motor 10 drives the driving wheel 11 to rotate, and the driven wheel 12 is driven to rotate under the pushing of the tooth surface, so that the rotating shaft 4 is driven to rotate.

The structure of the triggering device is not limited, as long as it is satisfied that when the rotating shaft 4 descends, the stopping device can be triggered to open, preferably, in this embodiment, the triggering device includes a conductive rod 15, a conductive plate 16, a controller 19 and a power supply 20, the outer surface of the rotating shaft 4 is fixedly connected with a bearing mechanism 13, the conductive rod 15 and the bearing mechanism 13 are fixedly connected through a lifting plate 14, the conductive plate 16 and the sidewall of the outer box 1 are fixedly connected through a height adjusting device, the controller 19 is electrically connected with the power supply 20 and the conductive plate 16, the power supply 20 is electrically connected with the conductive rod 15, the conductive rod 15 is located right above the conductive plate 16, the controller 19 is electrically connected with the stopping device, when in use, the lifting plate 14 descends to drive the conductive rod 15 to descend, contact with the conductive plate 16, and be in circuit communication, the power supply 20 supplies power to the controller 19, the controller 19 controls the stop device to be opened, and by adopting the mode, the contact is convenient, the triggering is sensitive, the conducting plate 16 is not placed horizontally, and can also be placed vertically, so that when the lifting plate 14 descends, the conducting plate 16 has a section of area to be in contact with the conducting rod 15 instead of only one point.

In order to adjust the amount of sand stored in the sand sieving cylinder 5, a height adjusting device is provided in this embodiment, the height adjusting device includes a supporting clamping plate 17 and an adapting clamping groove 18, the adapting clamping groove 18 is located on a side wall of the external box 1, the supporting clamping plate 17 is clamped with the adapting clamping groove 18, the supporting clamping plate 17 is fixedly connected with the conductive plate 16, at least three side walls are provided on the adapting clamping groove 18, and the side walls are equidistantly arranged along the vertical direction and are connected with the external box 1, when in use, the higher the conductive plate 16 is, the less the amount of sand that can be stored in the sand sieving cylinder 5 is, the lower the conductive plate 16 is, and the more the amount of sand that can be stored in the.

The structure of the material blocking device is not limited, as long as the falling sand can be blocked, in the embodiment, optionally, the material blocking device comprises a telescopic cylinder 21, a material returning box 23 and a material blocking inclined plate 24, the telescopic cylinder 21 is fixedly connected with the outer wall of the outer box body 1, the output end of the telescopic cylinder 21 is fixedly connected with the material returning box 23 through a movable push plate 22, the material return box 23 is fixedly connected with the material blocking sloping plate 24, the side wall of the outer box body 1 is provided with a top through groove 25, the material blocking sloping plate 24 is positioned in the top through groove 25, when in use, the controller 19 controls the telescopic cylinder 21 to contract, the material blocking inclined plate 24 is pushed to the position under the feeding funnel 2, the falling sand is blocked by the material blocking inclined plate 24 and falls into the material returning box 23, waiting for re-screening, the driving member is not necessarily only the telescopic cylinder 21, but any device capable of driving the material blocking sloping plate 24 to move is also applicable.

Further, a discharge chute 26 is formed in the side wall of the external box 1, the end of the discharge inclined plate 7 is connected with the discharge chute 26, and a discharge box 27 is fixedly connected to the outer surface of the external box 1 and the discharge box 27 is located below the discharge chute 26.

Example 2

On the basis of embodiment 1, in order to clean sand falling inside, in this embodiment, a fan 28 is fixedly connected to the bottom surface of the external box 1, a sand outlet 29 is formed in the side wall of the external box 1, an air outlet of the fan 28 is opposite to the sand outlet 29, gaps are left between the material blocking sloping plate 24, the material discharging sloping plate 7 and the rotating shaft 4 to some extent, so that sand falls to the bottom of the external box 1, the fan 28 can be used for blowing out the sand, the sand is discharged from the sand outlet 29, and in order to prevent the sand from entering other instruments, the instrument should stagger the position of the falling sand as much as possible during installation, and the sand outlet 29 cannot be blocked.

The working principle of the invention is as follows: when the sand screening device is used, sand to be screened is poured into the device from the feeding hopper 2, the sand falls into the sand screening cylinder 5, the driving motor 10 drives the rotating shaft 4 to rotate through the driving wheel 11 and the driven wheel 12, the sand meeting the requirements is thrown out from the sand screening holes 6, larger impurity stones are left in the sand screening cylinder 5, the sand is continuously poured into the sand screening cylinder 5, the sand discharging speed is lower than the sand feeding speed, the sand is accumulated in the sand screening cylinder 5, when the sand is accumulated to a certain amount, the sand screening cylinder 5 is pressed down, the rotating shaft 4 compresses the elastic part 9 at the bottom, meanwhile, the lifting plate 14 descends along with the rotating shaft 4, the lifting plate 14 is clamped with the inner wall of the external box body 1, the external box body 1 limits the horizontal movement of the external box body, the lifting plate 14 can only ascend and descend, the lifting plate 14 drives the conductive rod 15 to descend to be in contact with the conductive plate 16, the circuit is communicated, the power supply 20 supplies power to the controller, controller 19 control telescopic cylinder 21 contracts, push away into pan feeding funnel 2 with keeping off material swash plate 24 under, the sand that falls can be blocked by keeping off material swash plate 24, fall in returning the workbin 23, wait for to screen again, it is more or less when the sand consumption in sieve sand section of thick bamboo 5, the resilience force of elastic component 9 can lift rotation axis 4, conducting rod 15 and current conducting plate 16 break away from the contact, the volume of pan feeding when controlling sieve sand with this kind of mode, do not need manual control, only need pour the sand into always can, can cooperate the pan feeding device, realize full-automatic.

While the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. The utility model provides a quantitative sand screening device for construction, includes outside box (1), the top surface of outside box (1) is equipped with pan feeding funnel (2), its characterized in that, the inside of outside box (1) is equipped with rotation axis (4), a sieve sand section of thick bamboo (5) and ejection of compact swash plate (7), the top of rotation axis (4) has cup jointed fixed lantern ring (3) and has passed through connecting rod fixed connection with the inner wall of pan feeding funnel (2), sieve sand section of thick bamboo (5) and rotation axis (4) fixed connection and rotation axis (4) run through sieve sand section of thick bamboo (5), sieve sand hole (6) have been seted up to the outer wall of sieve sand section of thick bamboo (5), ejection of compact swash plate (7) and rotation axis (4) of inner wall fixed connection of outside box (1) run through ejection of compact swash plate (7) and extend to its below, the bottom of the interior diapire fixed connection of outside box (1) spacing sleeve (8) and rotation axis (4) cup joint mutually with spacing sleeve (8 The bottom of rotation axis (4) and the interior diapire of outside box (1) pass through elastic component (9) fixed connection, be equipped with drive arrangement and drive arrangement in outside box (1) and be connected with rotation axis (4) transmission, be equipped with trigger device and trigger device's removal end and rotation axis (4) fixed connection in outside box (1), be equipped with dam device and trigger device electric connection in outside box (1).

2. The quantitative sand screening device for building construction as claimed in claim 1, wherein the driving device comprises a driving motor (10), a driving wheel (11) and a driven wheel (12), the driving motor (10) is fixedly connected with the inner wall of the outer box body (1) and the output end of the driving motor (10) is fixedly connected with the driving wheel (11), the driven wheel (12) is fixedly connected with the outer surface of the rotating shaft (4) and the driven wheel (12) is meshed with the driving wheel (11).

3. The quantitative sand screening device for building construction according to claim 1, wherein the triggering device comprises a conductive rod (15), a conductive plate (16), a controller (19) and a power supply (20), a bearing mechanism (13) is fixedly connected to the outer surface of the rotating shaft (4), the conductive rod (15) and the bearing mechanism (13) are fixedly connected through a lifting plate (14), the conductive plate (16) and the side wall of the external box body (1) are fixedly connected through a height adjusting device, the controller (19) is electrically connected with the power supply (20) and the conductive plate (16), the power supply (20) is electrically connected with the conductive rod (15), the conductive rod (15) is located right above the conductive plate (16), and the controller (19) is electrically connected with a material blocking device.

4. The quantitative sand screening device for building construction as claimed in claim 3, wherein the height adjusting device comprises a supporting clamping plate (17) and an adapting clamping groove (18), the adapting clamping groove (18) is positioned on the side wall of the outer box body (1), the supporting clamping plate (17) is clamped with the adapting clamping groove (18), the supporting clamping plate (17) is fixedly connected with the conductive plate (16), and the adapting clamping groove (18) is provided with at least three side walls which are equidistantly arranged along the vertical direction and are connected with the outer box body (1).

5. The quantitative sand screening device for building construction according to claim 1, wherein the material blocking device comprises a telescopic cylinder (21), a material returning box (23) and a material blocking inclined plate (24), the telescopic cylinder (21) is fixedly connected with the outer wall of the outer box body (1), the output end of the telescopic cylinder (21) is fixedly connected with the material returning box (23) through a movable push plate (22), the material returning box (23) is fixedly connected with the material blocking inclined plate (24), a top through groove (25) is formed in the side wall of the outer box body (1), and the material blocking inclined plate (24) is located in the top through groove (25).

6. The quantitative sand screening device for building construction according to claim 1, wherein a discharge chute (26) is formed in the side wall of the outer box body (1), the tail end of the discharge inclined plate (7) is connected with the discharge chute (26), a discharge box (27) is fixedly connected to the outer surface of the outer box body (1), and the discharge box (27) is located below the discharge chute (26).

7. The quantitative sand screening device for building construction according to claim 1, wherein a fan (28) is fixedly connected to the bottom surface of the outer box body (1), a sand outlet (29) is formed in the side wall of the outer box body (1), and an air outlet of the fan (28) is opposite to the sand outlet (29).