CN215248317U

CN215248317U - Grit storage silo

Info

Publication number: CN215248317U
Application number: CN202120190793.3U
Authority: CN
Inventors: 付新华; 窦建学; 穆海涛
Original assignee: Shaanxi Shifeng Concrete Co ltd
Current assignee: Shaanxi Shifeng Concrete Co ltd
Priority date: 2021-01-23
Filing date: 2021-01-23
Publication date: 2021-12-21
Anticipated expiration: 2031-01-23

Abstract

The application relates to a sandstone storage bin, which comprises a bin body, a cover plate and a dust removal device, wherein the top wall of the bin body comprises a straight section and an inclined section, one side of the inclined section, which is close to the straight section, is higher than the other side of the inclined section, a feed inlet is formed in the inclined section, a discharge outlet is formed in the bottom wall of the bin body, and a switch valve is arranged at the discharge outlet; one side of the cover plate is rotatably connected with the joint of the straight section and the inclined section, and the rotating shaft of the cover plate is horizontally arranged; dust collector includes air-blower, filter screen, dust absorption hose and dust collection box, and the apron sets up to the indent type near feed inlet one side, and the filter screen setting is on the lateral wall of apron near feed inlet one side, and dust absorption hose one end and apron inner chamber intercommunication, the other end and dust collection box intercommunication, the air-blower setting on the dust collection box and with the dust collection box intercommunication. This application can improve the dust removal effect of storage silo.

Description

Grit storage silo

Technical Field

The application relates to concrete production equipment field especially relates to a grit storage silo.

Background

At present, with the rapid development of the real estate industry, the demand of the construction engineering on concrete is rapidly increased, so that a concrete mixing plant can build a gravel warehouse to store a large amount of sand and stone in advance for standby. Before concrete is manufactured, raw materials such as sand and stones in a sand and stone warehouse are generally put into a storage bin through a forklift, the raw materials are conveyed to a next work station for a next process after being mixed, the forklift always raises a large amount of dust in the process of delivering the sand and stones into the storage bin, the dust floats and precipitates around, the environment is polluted, and the dust is harmful to the bodies of workers.

The application number is 201620026309.2's chinese patent discloses a feed bin is stored to grit, including the storehouse body and dust pelletizing system, storehouse body side is equipped with the storehouse body import that is used for the delivery wagon to come in and go out, dust pelletizing system includes the water supply tank, is located the mechanism that sprays of storehouse body import upper end, it is linked together and still is equipped with the opening and closing piece that control sprayed with the water supply tank to spray the mechanism, it is provided with collection device to spray the mechanism below, and collection device intercommunication has filtering mechanism, filtering mechanism is linked together with the water supply tank. When the transport vechicle is emptyd the grit in the feed bin, thereby form one deck fog zone at storehouse body import department spraying water for block and completely cut off because of carrying a large amount of dust that can raise to the in-process of feed bin, and then reduce the diffusion of dust.

Aiming at the related technology, the water mist area can only isolate partial dust in the bin body, the inventor thinks that a large amount of dust can be generated in the process of dumping sand into the bin by the conveying vehicle, and the defect of poor dust removal effect exists.

SUMMERY OF THE UTILITY MODEL

In order to improve the dust removal effect of storage silo, this application provides a grit storage silo.

The application provides a grit storage silo adopts following technical scheme:

a sandstone storage bin comprises a bin body, a cover plate and a dust removal device, wherein the top wall of the bin body comprises a straight section and an inclined section, one side of the inclined section close to the straight section is higher than the other side of the inclined section, a feed inlet is formed in the inclined section, a discharge outlet is formed in the bottom wall of the bin body, and a switch valve is arranged at the discharge outlet; one side of the cover plate is rotatably connected to the joint of the straight section and the inclined section, and the rotating shaft of the cover plate is horizontally arranged; the dust removal device comprises an air blower, a filter screen, a dust collection hose and a dust collection box, wherein the cover plate is close to one side of the feed inlet and is arranged in a concave shape, the filter screen is arranged on the side wall of the cover plate close to one side of the feed inlet, one end of the dust collection hose is communicated with the inner cavity of the cover plate, the other end of the dust collection hose is communicated with the dust collection box, and the air blower is arranged on the dust collection box and is communicated with the dust collection box.

By adopting the technical scheme, when the forklift dumps the gravel into the bin, the adjusting cover plate rotates and gradually opens the feeding hole, the forklift is driven to extend into the inner cavity of the bin body along the feeding hole, and the cover plate is erected on the forklift; starting a blower, adjusting a forklift to gradually dump gravel into the bin body, driving a large amount of dust to be lifted, enabling the dust to rise and approach a cover plate, enabling the dust to penetrate through a filter screen under the action of air flow and enter a dust collection box along a dust collection hose to be collected until the forklift completely dumps the gravel into the bin body, driving the forklift to keep away from the bin body, and enabling the cover plate to rotate under the action of gravity and seal a feeding hole to finish a dust removal process; the cover plates can seal the two inlets under the action of gravity, so that dust overflowing from the bin body is reduced, and the feed inlets are obliquely arranged through the oblique sections, so that the feeding of a forklift is facilitated; the air-blower, filter screen, dust absorption hose and the dust collection box that set up are used for filtering the grit through the filter screen, realize the function of keeping off dirt through the apron, and then make the dust that produces when falling the material concentrated the collection in the dust collection box by the suction, reduce environmental pollution, improve dust removal effect.

Optionally, the inclined section is rotatably connected with a rotating plate close to the feeding port, and a rotating shaft of the rotating plate is parallel to a rotating shaft of the cover plate and is arranged close to a connecting position of the bin body side plate and the inclined section; the rotating shaft of the rotating plate is provided with a torsion spring, the torsion spring enables the rotating plate to tend to be far away from the bin body opening, and the cover plate is erected on the rotating plate.

Through adopting above-mentioned technical scheme, the commentaries on classics board and the torsional spring of setting can tightly support in the forklift bottom when the forklift falls the material, improves the seal in the storehouse body, reduces the dust that overflows from the forklift bottom, and automatic playback after keeping away from the feed inlet at the forklift simultaneously reduces the dust that the storehouse internal spills over, and then improves dust removal effect.

Optionally, the feed inlet is provided with two baffles along two side walls in the vertical direction, and any one baffle is provided with two baffles, one baffle is close to the rotating plate, and the other baffle is close to the cover plate, and the baffle stretches into the feed inlet.

Through adopting above-mentioned technical scheme, the baffle of setting can avoid the apron to go into the condition that the internal chamber of storehouse led to the fact the feed inlet to produce the gap under the action of gravity, can avoid simultaneously changeing the board and keep away from the storehouse body and support to push away the apron and keep away from the situation that the feed inlet produced the gap, guarantees the seal of the storehouse body, reduces the dust that the internal overflow of storehouse.

Optionally, the side wall of the bin body close to one side of the inclined section is obliquely arranged, and the cross-sectional area of the bin body close to one side of the discharge port is smaller than that of the other side of the bin body.

Through adopting above-mentioned technical scheme for the grit on the forklift falls on the curb plate of slope in advance, avoids the grit to topple over vertically, cushions the grit, reduces the dust of raising, and then improves operational environment's quality.

Optionally, the outer wall of the inclined side plate of the bin body is provided with a reinforcing rib, and two ends of the reinforcing rib are respectively arranged on two side walls adjacent to the inclined side wall of the bin body.

By adopting the technical scheme, the inclined side of the bin body is reinforced by the reinforcing ribs, so that the side wall is prevented from being damaged by overlarge impact force, and the service life of the bin body is prolonged.

Optionally, the dust removing device further comprises a spraying mechanism, the spraying mechanism comprises a reciprocating lead screw, a guide rod, an installation block, a spraying piece and a rotating piece, the guide rod and the reciprocating lead screw are arranged in the inner cavity of the bin body in parallel from top to bottom, and the guide rod is arranged in parallel with the rotating shaft of the cover plate; the mounting block is connected with the guide rod in a sliding mode and is in threaded connection with the reciprocating lead screw; one end of the reciprocating lead screw penetrates through the bin body and is rotationally connected with the bin body, and the rotating piece is used for driving the reciprocating lead screw to rotate; the spraying piece is arranged on the mounting block and is used for spraying water into the bin body.

By adopting the technical scheme, the dust in the bin body can be reduced by spraying the spraying piece, so that the dust in the bin body is reduced; reciprocating screw, guide bar, installation piece and the rotation piece that sets up can drive the piece that sprays on installation piece and the installation piece through reciprocating screw and follow guide bar reciprocating motion, sprays the dust of different regions, and the even carries out the dust fall to the internal dust fall of storehouse, improves the dust fall effect.

Optionally, dust collector still includes the slide, the discharge gate below is provided with the conveyer belt that is used for conveying the grit, the discharge gate diapire tend to with the conveyer belt butt, the discharge gate is kept away from along the diapire of feeding direction one side the conveyer belt sets up, the slide is along vertical direction sliding connection in on the lateral wall of feeding direction one side is followed to the discharge gate.

By adopting the technical scheme, the gravel falls on the conveyor belt along the discharge port, the continuously moving conveyor belt drives the gravel pushing sliding plate to ascend along the vertical direction, and the gravel is further driven to be far away from the discharge port to enter the next process; the slide that sets up, and the feed inlet cooperation, the dust that spills over when reducing the ejection of compact, the dust that raises when unloading the grit stops between the inner wall of discharge gate and slide inner wall, improves the dust fall effect.

Optionally, a spring is arranged between the sliding plate and the bin body, and the spring enables the sliding plate to tend to approach the conveyor belt.

Through adopting above-mentioned technical scheme, the spring of setting can make the slide butt on the grit on the conveyer belt, controls the load for the ejection of compact is more steady, reduces the dust that the feed inlet department spills over simultaneously as far as possible.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the cover plates can seal the two inlets under the action of gravity, so that dust overflowing from the bin body is reduced, and the feed inlets are obliquely arranged through the oblique sections, so that the feeding of a forklift is facilitated; the dust collection box is provided with the blower, the filter screen, the dust collection hose and the dust collection box, sand and stones are filtered through the filter screen, and the dust blocking function is realized through the cover plate, so that dust generated in the material pouring process is sucked into the dust collection box to be collected in a centralized manner, the environmental pollution is reduced, and the dust collection effect is improved;

2. the reciprocating screw rod, the guide rod, the mounting block and the rotating piece are arranged, and the reciprocating screw rod can drive the mounting block and the spraying piece on the mounting block to reciprocate along the guide rod to spray dust in different areas, so that dust in the bin body can be uniformly reduced, and the dust reduction effect is improved;

3. the slide that sets up, and the feed inlet cooperation, the dust that spills over when reducing the ejection of compact, the dust that raises when unloading the grit stops between the inner wall of discharge gate and slide inner wall, improves the dust fall effect.

Drawings

FIG. 1 is the overall structure of the grit storage silo of the embodiment of this application.

Fig. 2 is a schematic view of the interior of the cartridge body of fig. 1.

Fig. 3 is a schematic structural view of the dust separation mechanism in fig. 1.

Description of reference numerals: 1. a bin body; 11. a straight section; 12. an inclined section; 13. a feed inlet; 14. reinforcing ribs; 15. a discharge port; 16. opening and closing the valve; 2. rotating the plate; 21. a torsion spring; 22. a baffle plate; 3. a cover plate; 31. a fixing plate; 32. a movable plate; 33. a telescopic cylinder; 34. rotating the cylinder; 35. a connecting rod; 36. sinking the tank; 4. a dust removal device; 41. a dust suction mechanism; 411. a blower; 412. filtering with a screen; 413. a dust collection hose; 414. a dust collection box; 42. a spraying mechanism; 421. a reciprocating screw; 422. a guide bar; 423. mounting blocks; 424. a water delivery hose; 425. a water pump; 426. a shower head; 427. rotating the motor; 43. a dust-separating mechanism; 431. a slide plate; 432. a spring; 433. a chute; 434. a conveyor belt; 5. and (4) a bracket.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses grit storage silo. Referring to fig. 1, the sandstone storage bin comprises a bin body 1, a rotating plate 2 arranged on the bin body 1, a cover plate 3 and a dust removal device 4, wherein the bin body 1 is welded on a bracket 5, and the dust removal device 4 comprises a dust collection mechanism 41, a spraying mechanism 42 and a dust separation mechanism 43.

Referring to fig. 1, storehouse body 1 roof includes straight section 11 and slope section 12, and slope section 12 is higher than the opposite side setting near straight section 11 one side, and feed inlet 13 has been seted up to slope section 12 department, and storehouse body 1 is close to the lateral wall slope setting of slope section 12 one side, and the cross-sectional area that storehouse body 1 is close to discharge gate 15 one side is less than the other end setting. The outer wall of the inclined side plate of the bin body 1 is welded with a reinforcing rib 14, and two ends of the reinforcing rib 14 are respectively welded on two side walls adjacent to the inclined side wall of the bin body 1. A discharge port 15 is formed in the bottom wall of the bin body 1, and a switch valve 16 is fixed at the discharge port 15 through a bolt.

Referring to fig. 1 and 2, one side of the cover plate 3 is rotatably connected at the joint of the straight section 11 and the inclined section 12, the rotating shaft of the cover plate 3 is horizontally arranged and is parallel to the connecting line of the straight section 11 and the inclined section 12, one side of the cover plate 3 close to the feed inlet 13 is arranged to be concave, and a driving piece is arranged on the cover plate 3. The cover plate 3 is erected on the rotating plate 2, one end of the rotating plate 2, far away from the cover plate 3, is rotatably connected to the inner wall of the feed port 13, which is opposite to the rotating shaft of the cover plate 3, and the rotating shaft of the rotating plate 2 is parallel to the rotating shaft of the cover plate 3; the cover is equipped with torsional spring 21 in the axis of rotation of commentaries on classics board 2, and the welding of torsional spring 21 one end is on changeing 2 inner walls of board, and the other end welding is in changeing the axis of rotation of board 2, and torsional spring 21 makes changeing board 2 tend to keep away from storehouse body 1. Two side walls at two ends of the rotating shaft of the feeding port 13 close to the rotating plate 2 are welded with baffle plates 22, the baffle plates 22 on any side wall are arranged in two blocks, one baffle plate 22 is close to the rotating plate 2 and is abutted against the top wall of the rotating plate 2, the other baffle plate 22 is close to the cover plate 3 and is abutted against the bottom wall of the cover plate 3, and the baffle plate 22 extends into the feeding port 13.

Referring to fig. 2, the driving member comprises a fixed plate 31, a movable plate 32, a telescopic cylinder 33, a rotating cylinder 34 and a connecting rod 35, the fixed plate 31 is welded on the side wall of the bin body 1, the telescopic cylinder 33 is fixed on the bottom wall of the fixed plate 31 through a bolt, and a piston rod of the telescopic cylinder 33 is parallel to the rotating shaft of the cover plate 3 and is far away from the side wall of the bin body 1; the movable plate 32 is erected on the top wall of the fixed plate 31, the rotating cylinder 34 is fixed on the movable plate 32 through a bolt, a piston rod of the rotating cylinder 34 is close to the bin body 1 and is coaxially arranged with a rotating shaft of the cover plate 3, one end of the piston rod of the rotating cylinder 34 is arranged to be hexagonal prism-shaped, one end of the rotating rod of the cover plate 3, penetrating out of the bin body 1, is provided with a hexagonal prism-shaped sinking groove 36, and the piston rod of the rotating cylinder 34 can extend into the sinking groove 36. One end of the connecting rod 35 is welded to the movable plate 32, and the other end is welded to the piston rod of the telescopic cylinder 33.

Referring to fig. 1 and 2, the dust suction mechanism 41 includes a blower 411, a filter screen 412, a dust suction hose 413 and a dust collection box 414, the filter screen 412 is welded on the side wall of the cover plate 3 near the feed port 13, one end of the dust suction hose 413 is communicated with the inner cavity of the cover plate 3, the other end is communicated with the dust collection box 414, and one end of the dust suction hose 413 near the cover plate 3 is flared. The outer side wall of the bin body 1 is welded with a support plate, the dust box 414 is placed on the support plate, and the blower 411 is fixed on the dust box 414 through bolts and one end of the blower for sucking air is communicated with the dust box 414.

Referring to fig. 1 and 2, the spraying mechanism 42 comprises a reciprocating screw 421, a guide rod 422, a mounting block 423, a spraying piece and a rotating piece, two ends of the guide rod 422 are welded on the side wall of the bin body 1, and the guide rod 422 is arranged in parallel with the rotating shaft of the cover plate 3; the reciprocating screw 421 and the guide rod 422 are arranged below the guide rod 422 in parallel, and two ends of the reciprocating screw penetrate through the bin body 1 and are rotationally connected with the side wall of the bin body 1; the rotation piece adopts and rotates motor 427, and the welding of storehouse body 1 lateral wall has the motor frame, rotates motor 427 and passes through the bolt fastening on the motor frame, and the output shaft of rotating motor 427 and reciprocal lead screw 421 wear out storehouse body 1 one end coaxial weld. The mounting block 423 is slidably coupled to the guide rod 422 and threadedly coupled to the reciprocating lead screw 421. The spray part comprises a water supply hose 424, a water pump 425 and a spray head 426, the spray head 426 is arranged on the mounting block 423 in a threaded manner, one end of the water supply hose 424 is arranged on the mounting block 423 and is communicated with the spray head 426, the other end of the water supply hose penetrates out of the bin body 1 to be communicated with a water source, and the water pump 425 is communicated on the water supply hose 424 in a flange manner and is fixed on the side wall of the bin body 1 through bolts.

Referring to fig. 1 and 3, the dust separation mechanism 43 includes a sliding plate 431 and a spring 432, a conveyor belt 434 for conveying sand is provided below the discharge port 15, the bottom wall of the discharge port 15 on one side in the feeding direction is provided away from the conveyor belt 434, and the bottom walls of the other side walls tend to abut against the conveyor belt 434. A sliding groove 433 for the sliding plate 431 to slide is welded on the side wall of the discharge port 15 along one side of the feeding direction along the vertical direction, and the bottom wall of the sliding plate 431 and the side wall close to one side of the discharge port 15 are in smooth transition; a spring 432 is welded at one end to the cartridge 1 and at the other end to the top wall of the sliding plate 431, and the spring 432 tends to bring the sliding plate 431 close to the conveyor belt 434.

The implementation principle of this application embodiment a grit storage silo does: when the forklift dumps the sand into the bin, the telescopic cylinder 33 is started, and a piston rod of the telescopic cylinder 33 drives the rotary cylinder 34 to be close to the cover plate 3 through the connecting rod 35 and the movable plate 32 until the piston rod of the rotary cylinder 34 is clamped into the sinking groove 36; the rotation cylinder 34 is activated so that the piston rod of the rotation cylinder 34 rotates the cover plate 3 and gradually opens the feed opening 13. The driving forklift is close to the bin body 1 and abuts against the pushing plate 2 along the feeding hole 13 to stretch into the inner cavity of the bin body 1, then the telescopic cylinder 33 is started, the rotating cylinder 34 is reset, and then the cover plate 3 is erected on the forklift under the action of gravity. Then start air-blower 411, and adjust the forklift and pour the grit into the storehouse body 1 gradually, and drive a large amount of dust and raise, the dust rises and is close to apron 3, later the dust passes filter screen 412 and collects in dust collection box 414 along dust absorption hose 413 under the effect of air current, pour the grit into storehouse body 1 completely until the forklift, the storehouse body 1 is kept away from to the drive forklift, apron 3 rotates and seals feed inlet 13 under the effect of gravity, rotor plate 2 seals feed inlet 13 under the effect of torsional spring 21. Then start water pump 425 and rotate motor 427, rivers follow water supply hose 424 and get into storehouse body 1 in and spray through shower head 426 and carry out the dust fall to the dust in the storehouse body 1, rotate the output shaft of motor 427 and drive reciprocal lead screw 421 and rotate, and then make installation piece 423 drive shower head 426 along guide bar 422 reciprocating motion, carry out the dust fall to the dust.

When the storage silo discharges, open switch valve 16, grit falls on conveyer belt 434 along discharge gate 15, drives the grit through the conveyer belt 434 of continuous motion and supports pushing away slide 431 and rise along vertical direction, and then drives the grit and keep away from discharge gate 15 and get into next process.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a grit storage silo which characterized in that: the dust removal device comprises a bin body (1), a cover plate (3) and a dust removal device (4), wherein the top wall of the bin body (1) comprises a straight section (11) and an inclined section (12), one side, close to the straight section (11), of the inclined section (12) is higher than the other side, a feed inlet (13) is formed in the inclined section (12), a discharge outlet (15) is formed in the bottom wall of the bin body (1), and a switch valve (16) is arranged at the discharge outlet (15); one side of the cover plate (3) is rotatably connected to the joint of the straight section (11) and the inclined section (12), and the rotating shaft of the cover plate (3) is horizontally arranged; dust collector (4) include air-blower (411), filter screen (412), dust absorption hose (413) and dust collection box (414), apron (3) are close to feed inlet (13) one side sets up to interior concavity, filter screen (412) set up apron (3) are close to on the lateral wall of feed inlet (13) one side, dust absorption hose (413) one end with apron (3) inner chamber intercommunication, the other end with dust collection box (414) intercommunication, air-blower (411) set up on dust collection box (414) and with dust collection box (414) intercommunication.

2. The sand magazine of claim 1, wherein: the inclined section (12) is rotatably connected with a rotating plate (2) close to the feed inlet (13), and the rotating shaft of the rotating plate (2) is parallel to the rotating shaft of the cover plate (3) and is arranged close to the connecting position of the side plate of the bin body (1) and the inclined section (12); be provided with torsional spring (21) on the axis of rotation of commentaries on classics board (2), torsional spring (21) make commentaries on classics board (2) tend to keep away from storehouse body (1) opening, apron (3) set up change on board (2).

3. The sand magazine of claim 2, wherein: feed inlet (13) are provided with baffle (22) along the both sides wall of vertical direction, and arbitrary side baffle (22) are provided with two, one baffle (22) are close to commentaries on classics board (2) set up, another baffle (22) are close to apron (3) set up, just baffle (22) stretch into feed inlet (13) set up.

4. The sand magazine of claim 1, wherein: the side wall of the bin body (1) close to one side of the inclined section (12) is obliquely arranged, and the cross sectional area of the bin body (1) close to one side of the discharge hole (15) is smaller than that of the other end.

5. The sand magazine of claim 4, wherein: reinforcing ribs (14) are arranged on the outer wall of the inclined side plate of the bin body (1), and two ends of each reinforcing rib (14) are respectively arranged on two side walls adjacent to the inclined side wall of the bin body (1).

6. The sand magazine of claim 1, wherein: the dust removal device (4) further comprises a spraying mechanism (42), the spraying mechanism (42) comprises a reciprocating lead screw (421), a guide rod (422), an installation block (423), a spraying piece and a rotating piece, the guide rod (422) and the reciprocating lead screw (421) are arranged in the inner cavity of the bin body (1) in parallel from top to bottom, and the guide rod (422) is arranged in parallel with the rotating shaft of the cover plate (3); the mounting block (423) is connected with the guide rod (422) in a sliding mode and is in threaded connection with the reciprocating screw rod (421); one end of the reciprocating lead screw (421) penetrates through the bin body (1) and is rotationally connected with the bin body (1), and the rotating piece is used for driving the reciprocating lead screw (421) to rotate; the spraying piece is arranged on the mounting block (423) and is used for spraying water into the bin body (1).

7. The sand magazine of claim 1, wherein: dust collector (4) still include slide (431), discharge gate (15) below is provided with conveyer belt (434) that are used for conveying grit, discharge gate (15) diapire tend to with conveyer belt (434) butt, the diapire of discharge gate (15) along feeding direction one side is kept away from conveyer belt (434) set up, slide (431) are along vertical direction sliding connection in discharge gate (15) are along on the lateral wall of feeding direction one side.

8. The sand magazine of claim 7, wherein: a spring (432) is arranged between the sliding plate (431) and the bin body (1), and the spring (432) enables the sliding plate (431) to tend to be close to the conveyor belt (434).