CN214982157U - Concrete mixing plant's no raise dust loading attachment - Google Patents

Abstract

The utility model belongs to the technical field of the concrete mixing technique and specifically relates to a no raise dust loading attachment that relates to concrete mixing plant, it includes open-top's agitator, removable the installing of agitator open end is used for sealing open-ended apron, be provided with the feeding funnel with the inside intercommunication of agitator on the apron, the bottom of feeding funnel is uncovered setting, and inside the bottom of feeding funnel extends to the agitator, the feeding funnel is inside to slide and to inlay and be equipped with the commentaries on classics case, be provided with the driving piece of the vertical lift of drive commentaries on classics case on the outer wall of feeding funnel, the through-hole has been seted up on the apron, through-hole department is provided with and filters. The application has the effect of improving the environment pollution caused by a large amount of raised dust generated by powder during feeding.

Description

Concrete mixing plant's no raise dust loading attachment

Technical Field

The application relates to the field of concrete mixing technology, in particular to a dust-free feeding device of a concrete mixing plant.

Background

A concrete mixing plant, also called a concrete precast yard, is a combined device for intensively mixing concrete and consists of a mixing host machine, a material weighing system, a material conveying system, a material storage system, a control system and other accessory facilities.

When the powder was carried the income hopper of a system transmission to stirring host computer by the material, the powder fell from going into the hopper and can produce great raise dust, and raise dust can cause the pollution to the surrounding environment in diffusing in the air, and the effect of the artifical spraying dust fall of implementing for control raise dust in the stirring station is often not good, so need provide a loading attachment who reduces the raise dust.

SUMMERY OF THE UTILITY MODEL

Raise dust when reducing the powder material loading, this application provides a concrete mixing plant's no raise dust loading attachment.

The application provides a concrete mixing plant's no raise dust loading attachment adopts following technical scheme:

concrete mixing plant's no raise dust loading attachment, including open-top's agitator, the removable installation of agitator open end is used for sealing open-ended apron, be provided with on the apron with the feeding funnel of the inside intercommunication of agitator, the bottom of feeding funnel is uncovered setting, just the bottom of feeding funnel extends to inside the agitator, the feeding funnel internal slipping inlays and is equipped with the commentaries on classics workbin, be provided with the drive on the outer wall of feeding funnel the driving piece of the vertical lift of commentaries on classics workbin, the through-hole has been seted up on the apron, through-hole department is provided with filters.

Through adopting above-mentioned technical scheme, when carrying out the material loading to the powder, the commentaries on classics workbin of holding the powder, remove the bottom to the hopper from the top of hopper through the driving piece, the distance that makes the bottom of commentaries on classics workbin and apron promptly filter between the piece enlarges, meanwhile, the air current of transferring the workbin will discharge from the through-hole, and then when throwing the powder that will change in the workbin into the agitator, the barrel head and the raise dust space that the powder can be close to the agitator more can enlarge, thereby raise dust when having reduced the powder blanking.

Preferably, the outer wall of the material transferring box is vertically and fixedly provided with a slide bar, the side wall of the material feeding hopper is provided with a slide way for the slide bar to slide and be embedded, and the surface of the cover plate is provided with a mounting hole for the slide bar to pass through.

Through adopting above-mentioned technical scheme, the draw runner passes through the mounting hole under the injecing of slide, along slide reciprocating motion, and then the driving piece is adjusted the draw runner, alright drive commentaries on classics workbin slides in the agitator.

Preferably, the driving piece including set firmly in the draw runner is kept away from the rack of commentaries on classics workbin one side, just the tooth's socket groove of rack sets up to being the level, the mounting panel has set firmly perpendicularly on the outer wall of feeding funnel, mounting panel one side is rotated through the pivot and is connected with the gear, and the opposite side has set firmly driving motor, just driving motor's output shaft with the pivot coaxial line of gear links to each other.

Through adopting above-mentioned technical scheme, through starting driving motor, driving motor's output shaft drives gear revolve, and the rack with gear engagement will promote the draw runner and slide in the slide to realize that the commentaries on classics workbin slides along vertical direction in the feeding funnel, simple structure and slip stability are high.

Preferably, a feeding opening is formed in one side, away from the sliding strip, of the feeding hopper, a spiral conveyor is fixedly arranged on the side wall of the feeding hopper, is connected with the feeding opening and is communicated with the inside of the feeding hopper, an opening and closing valve is arranged at the port of the discharging end of the spiral conveyor, a discharging pipe is connected to the bottom end of the material transferring box, and a discharging valve is arranged on the discharging pipe.

Through adopting above-mentioned technical scheme, when needing to lead to the powder with the commentaries on classics workbin, adjust to change the workbin and move the pan feeding mouth that reaches its one side and keep unanimous with the pan feeding mouth of feeding funnel, then open the on-off valve, the powder that is transmitted by screw conveyer is transported to the commentaries on classics workbin from the pan feeding mouth and is deposited, moves down to the agitator when changeing the workbin in back, opens the bleeder valve and makes the powder in changeing the workbin pour into the agitator.

Preferably, the bottom of agitator sets firmly the spacing ring, the discharging pipe certainly the center department of spacing ring passes, works as the commentaries on classics workbin butt in when the surface of spacing ring, the tip of rack is located outside the agitator.

Through adopting above-mentioned technical scheme, the slip position of establishing the workbin that can to the spacing ring is injectd in addition, and the rack can carry out the shutoff with the mounting hole all the time when sliding, and the condition that reduces the dust as far as outdiffusion appears.

Preferably, the filter element is a metal screen mounted in the through hole.

Through adopting above-mentioned technical scheme, the metal filter screen can be with the dust separation in the agitator in, can ensure simultaneously that the air current flows from the through-hole in, has better filtering action.

Preferably, the cover plate is sleeved on the periphery of the opening of the stirring barrel, and the periphery of the cover plate and the stirring barrel are connected through a bolt in a threaded manner.

Through adopting above-mentioned technical scheme, the apron lid is behind the opening of agitator, and is fixed both installation in revolving to the agitator through what correspond the bolt from the surface of apron, and the fastness is higher.

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

1. a material transferring box is embedded in the material feeding hopper in a sliding mode along the vertical direction, after the material transferring box extends into the stirring barrel, the material discharging valve is opened to pour powder in the material transferring box into the stirring barrel, the discharging stroke of the powder is reduced, and the raising dust of the powder is reduced;

2. the gear meshed with the rack is additionally arranged on the outer wall of the feeding hopper, the electric driving gear is driven to rotate, and then the material rotating box can be driven to slide in the feeding hopper, so that the structure is simple and the stability is high;

3. the through holes are formed in the surface of the cover plate, the cover plate can be matched with the movement of the material transferring box, the pressure intensity inside the stirring barrel is correspondingly changed, the metal filter screen filters the discharged air, and the diffusion of raised dust is reduced.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of a portion of the structure taken along line A-A of FIG. 1;

fig. 3 is an enlarged view at B in fig. 2.

Reference numerals: 1. a stirring barrel; 2. a cover plate; 3. feeding a hopper; 4. a drive member; 41. a rack; 42. mounting a plate; 43. a gear; 44. a drive motor; 5. a through hole; 6. a slide bar; 7. a slideway; 8. mounting holes; 9. a feeding port; 10. a screw conveyor; 11. opening and closing a valve; 12. a discharge pipe; 13. a discharge valve; 14. a metal screen; 15. a bolt; 16. and (6) transferring the material box.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

Referring to fig. 1, the embodiment of the application discloses a concrete mixing plant's no raise dust loading attachment, including the top for agitator 1 of opening setting, the opening tip socket cover of agitator 1 is equipped with a apron 2, and the week side threaded connection of apron 2 has many bolts 15, and the tip of bolt 15 with threaded connection on agitator 1 to closely link to each other agitator 1 with apron 2.

Referring to fig. 1 and 2, a through hole 5 is formed in the top of the cover plate 2, the through hole 5 is a counter bore, a filtering member is arranged at the through hole 5, the filtering member is a metal filtering net 14 which is installed in the through hole 5 through a bolt, the metal filtering net 14 can block dust in the stirring barrel 1, and the diameter of a mesh hole of the metal filtering net 14 is 0.5-1 mm, so that a good dust filtering effect is achieved;

2 top fixedly connected with of apron and the feeding funnel 3 of 1 inside intercommunication of agitator, the transversal rectangle of personally submitting of feeding funnel 3, the bottom of feeding funnel 3 extends to 1 inside of agitator, and the bottom of feeding funnel 3 is uncovered setting, 3 internal slipping of feeding funnel inlays and is equipped with commentaries on classics workbin 16, the outer wall of commentaries on classics workbin 16 slides with the inner wall of feeding funnel 3 and pastes and touches, an organic whole has set firmly draw runner 6 on the outer wall of commentaries on classics workbin 16, draw runner 6 is vertical setting, link up on the lateral wall of feeding funnel 3 and set up the slide 7 that supplies draw runner 6 to slide the embedding, the mounting hole 8 that supplies draw runner 6 to pass is seted up on the surface of apron 2, be provided with on the outer wall of feeding funnel 3 and link to each other with draw runner 6 and be used for the driving to change the driving piece 4 of 16 vertical lifts of workbin.

Referring to fig. 1 and 2, a feeding port 9 is correspondingly formed in one side of the feeding hopper 3, which is far away from the slide bar 6, and the side wall of the material transferring box 16, a screw conveyor 10 which is connected with the feeding port 9 and communicated with the inside of the feeding hopper 3 is fixedly arranged on the side wall of the feeding hopper 3, an opening and closing valve 11 for opening and closing a material discharging port is arranged at the end of a material discharging port of the screw conveyor 10, a material discharging pipe 12 communicated with the inside of the material transferring box 16 is fixedly connected to the bottom end of the material transferring box 16, and a material discharging valve 13 is arranged on the periphery of the material discharging pipe 12;

after the powder of commentaries on classics workbin 16 was carried by screw conveyer 10 to be full, open-close valve 11 is closed, driving piece 4 drives commentaries on classics workbin 16 and moves down, the bottom of agitator 1 has set firmly spacing ring (not shown in the figure), discharging pipe 12 passes from the center department of spacing ring, when changeing workbin 16 butt in the spacing ring on the surface, bleeder valve 13 opens, the powder in changeing workbin 16 drops to agitator 1 in, compare in the powder of putting in the top of last hopper 3, the above-mentioned mode of throwing has reduced the whereabouts stroke of powder, raise dust when having reduced the powder blanking, apron 2 has built comparatively confined environment for agitator 1 simultaneously, the diffuse condition in everywhere the raise dust has been reduced.

Referring to fig. 2 and 3, the driving member 4 includes a rack 41 fixedly disposed on one side of the slide bar 6 away from the material transferring box 16, the rack 41 also penetrates through the mounting hole 8, when the material transferring box 16 abuts against the top of the limiting ring, the end of the rack 41 is located outside the stirring barrel 1, so that the mounting hole 8 can be always sealed when the rack 41 slides; the tooth groove direction of the rack 41 is horizontally arranged, the outer wall of the feeding hopper 3 is vertically and fixedly provided with the mounting plate 42, one side of the mounting plate 42 is rotatably connected with the gear 43 through a rotating shaft, the other side of the mounting plate is fixedly provided with the driving motor 44, the output shaft of the driving motor 44 is coaxially connected with the rotating shaft of the gear 43, the output shaft of the driving motor 44 drives the gear 43 to rotate by starting the driving motor 44, the rack 41 meshed with the gear 43 pushes the slide bar 6 to slide in the slideway 7, and the material transferring box 16 slides in the feeding hopper 3 along the vertical direction.

The implementation principle of the embodiment is as follows:

correspondingly installing the cover plate 2 to the end part of the opening end of the stirring barrel 1 through a bolt 15, adjusting the material inlet 9 of the material transferring box 16 to be corresponding to the material inlet 9 of the material feeding hopper 3, guiding the powder conveyed by the screw conveyor 10 into the material transferring box 16 from the material inlet 9, after the material transferring box 16 is filled, the on-off valve 11 is closed, the driving motor 44 is started to drive the gear 43 to rotate, the rack 41 meshed with the gear 43 drives the material transferring box 16 to descend, the negative pressure air generated in the descending process is discharged from the through hole 5, when the material transferring box 16 is abutted to the surface of the limit ring, the discharge valve 13 is opened, the powder in the material transferring box 16 falls into the stirring barrel 1 to the full extent, the powder can be closer to the barrel bottom of the stirring barrel 1, the dust-raising space is enlarged, and the raised dust is filtered by the metal filter screen 14, so that the raised dust in the powder blanking process is reduced, and the influence on the surrounding environment is reduced.

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 (7)

1. Concrete mixing plant's no raise dust loading attachment, its characterized in that: including open-top's agitator (1), removable the installing of agitator (1) open end is used for sealing open-ended apron (2), be provided with on apron (2) with feeding funnel (3) of agitator (1) inside intercommunication, the bottom of feeding funnel (3) is uncovered setting, just the bottom of feeding funnel (3) extends to inside agitator (1), feeding funnel (3) internal slipping inlays and is equipped with transfer case (16), be provided with the drive on the outer wall of feeding funnel (3) transfer case (16) vertical lift's driving piece (4), through-hole (5) have been seted up on apron (2), through-hole (5) department is provided with and filters.

2. A dust-free feeding device of a concrete mixing plant according to claim 1, characterized in that: the outer wall of the material transferring box (16) is vertically and fixedly provided with a slide bar (6), the side wall of the material feeding box (3) is provided with a slide way (7) for the slide bar (6) to slide and be embedded, and the surface of the cover plate (2) is provided with a mounting hole (8) for the slide bar (6) to pass through.

3. A dust-free feeding device of a concrete mixing plant according to claim 2, characterized in that: driving piece (4) including set firmly in draw runner (6) are kept away from rack (41) of commentaries on classics workbin (16) one side, just the tooth's socket groove of rack (41) sets up to being the level, mounting panel (42) have set firmly perpendicularly on the outer wall of feeding funnel (3), mounting panel (42) one side is rotated through the pivot and is connected with gear (43), and the opposite side has set firmly driving motor (44), just the output shaft of driving motor (44) with the pivot coaxial line of gear (43) links to each other.

4. A dust-free feeding device of a concrete mixing plant according to claim 3, characterized in that: go up hopper (3) and keep away from pan feeding mouth (9) have been seted up to one side of draw runner (6), set firmly on the lateral wall of go up hopper (3) with pan feeding mouth (9) link to each other with screw conveyer (10) of the inside intercommunication of go up hopper (3), the discharge end port of screw conveyer (10) is provided with on-off valve (11), the bottom of commentaries on classics workbin (16) is connected with discharging pipe (12), be provided with bleeder valve (13) on discharging pipe (12).

5. A dust-free feeding device of a concrete mixing plant according to claim 4, characterized in that: the bottom of agitator (1) has set firmly the spacing ring, discharging pipe (12) certainly the center department of spacing ring passes, works as change workbin (16) butt in when the surface of spacing ring, the tip of rack (41) is located outside agitator (1).

6. A dust-free feeding device of a concrete mixing plant according to claim 1, characterized in that: the filtering piece is a metal filtering net (14) arranged in the through hole (5).

7. A dust-free feeding device of a concrete mixing plant according to claim 1, characterized in that: the cover plate (2) is sleeved on the opening periphery side of the stirring barrel (1), and the cover plate (2) periphery side and the stirring barrel (1) are connected with bolts (15) through threads.

Images