CN215197521U

CN215197521U - Waste cement recovery device for building construction

Info

Publication number: CN215197521U
Application number: CN202120826765.6U
Authority: CN
Inventors: 段陈秀
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-21
Filing date: 2021-04-21
Publication date: 2021-12-17
Anticipated expiration: 2031-04-21

Abstract

The utility model discloses a waste cement recovery unit that construction used, including pulverize the box, be located the filter screen that pulverizes the box inside, be located the feed inlet at pulverize the box top, be located the coarse fodder export of pulverizing box one side and the support column of fixed connection in the bottom half, the top of filter screen is provided with the scraping wings, the both ends of scraping wings all are connected with the support rotating member, this waste cement recovery unit that construction used, the utility model discloses a combined action through setting up drive arrangement, second driving piece, upset piece and locating part, on the one hand, makes the scraping wings can push away the material automatically, alleviates the manpower; on the other hand, the material pushing plate can turn over for 180 degrees in the return process after pushing materials, the situation that the coarse materials on the surface of the filter screen are pushed to one end, far away from a coarse material outlet, of the grinding box body by the material pushing plate in the return process is avoided, and the situation that one end, on the surface, of the filter screen in the grinding box body is piled up is avoided.

Description

Waste cement recovery device for building construction

Technical Field

The utility model relates to a building tool technical field specifically is an abandonment cement recovery unit that construction used.

Background

Cement: a powdered hydraulic inorganic cementitious material. Water is added and stirred to form slurry which can be hardened in air or water and can firmly bond sand, stone and other materials together.

The early lime and pozzolan mixtures are similar to modern lime and pozzolan cements, and concrete made by cementing crushed stone with them not only has higher strength after hardening, but also resists erosion by fresh water or salt-containing water. As an important cementing material, the high-performance cement is widely applied to engineering such as civil construction, water conservancy, national defense and the like for a long time.

With the accelerated urbanization process, the construction industry enters a high-speed development stage, on one hand, a large amount of old buildings are dismantled to generate a large amount of construction waste, wherein waste cement blocks and unqualified waste cement produced by a cement factory occupy a large amount of shares, a huge amount of waste cement needs to occupy a large amount of empty space for storage besides the incredible treatment cost, the environment is polluted, and a large amount of cultivated land is wasted, on the other hand, the concrete production needs a large amount of sandstone aggregates, and the price rises due to the shortage of sandstone resources, so that the recycled aggregate produced by the waste concrete is used for mixing the recycled aggregate concrete to generate one of the main measures for developing green concrete, thereby not only saving the natural aggregate resources, but also reducing the environmental pollution of the waste concrete to cities. At present, the regenerated aggregate produced by waste cement blocks is the aggregate which is used as fresh concrete after the waste cement is crushed, graded and cleaned

The existing application numbers are: CN210410903U, discloses: a building cement block recycling device comprises a grinding box body and a stirring box body, wherein a fine material outlet is fixedly installed at the bottom end of the grinding box body, the stirring box body is fixedly connected with the grinding box body through the fine material outlet, the grinding box body comprises a feed inlet, a forward motor, a forward roller reverse motor, a reverse roller, a first pushing device, a coarse material outlet, a filter screen and a second pushing device, a feed inlet is fixedly installed at the top of the grinding box body, the forward roller and the reverse roller are fixedly installed inside the grinding box body, but when the first pushing device pushes cement blocks ground from the surface of the filter screen to reach the coarse material outlet, the cement blocks inside the grinding box can fall into the surface of the filter screen, and when the first pushing device resets, the cement blocks falling into the surface of the filter screen can be pushed to the starting end of the first pushing device by the first pushing device, so that cement lumps accumulated in a corner cannot be pushed to the coarse material outlet. Therefore, a waste cement recycling device for building construction is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an abandonment cement recovery unit that construction used to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a waste cement recovery device for building construction comprises a grinding box body, a filter screen positioned in the grinding box body, a feed inlet positioned at the top of the grinding box body, a coarse material outlet positioned at one side of the grinding box body and a support column fixedly connected to the bottom of the box body, wherein a material pushing plate is arranged above the filter screen, two ends of the material pushing plate are connected with supporting rotating pieces, two threaded sleeves are arranged at the bottoms of the supporting rotating pieces, and a driving piece for driving the two threaded sleeves is arranged in the box body;

when the coarse cement on the filter screen is pushed, the driving piece drives the two thread sleeves to drive the material pushing plate to push the coarse cement on the filter screen along the filter screen, after the pushing is finished along one direction, the supporting rotating piece enables the material pushing plate to rotate upwards by 180 degrees, then the material pushing plate returns to the initial position along one direction, and when the material pushing plate reaches the original position, the supporting rotating piece rotates by 180 degrees, so that the material pushing plate returns to the original position.

Preferably, the supporting rotating part comprises an N-shaped fixed frame fixedly connected to one side of the top of the threaded sleeve, a second motor arranged on one side of the fixed frame, a rotating rod arranged at the output end of the second motor, a connecting rod arranged at one end of the rotating rod, a sliding block arranged on one side of the connecting rod, a first sliding rail arranged outside the sliding block, a sliding rod arranged on one side of the first sliding rail, a second sliding rail arranged on one side of the sliding rod, a vertical plate arranged on one side of the second sliding rail, a rectangular hole formed in the surface of the vertical plate, a rotating rod arranged at one end of the rectangular sliding rod, a half gear arranged at one end of the rotating rod and a rack arranged on one side of the surface of the vertical plate, wherein two limiting parts are arranged at two ends of the surface of the vertical plate, and the two half gears are fixedly connected with the material pushing plate;

the second motor is started, the rotating rod, the connecting rod, the sliding block, the first sliding rail, the sliding rod and the second sliding rail move mutually, the sliding block and the first sliding rail can be driven, the sliding rod and the second sliding rail slide mutually, the rotating rod is driven to move up and down in the rectangular hole, the rotating rod drives the half gear to move horizontally in the upward moving process, the position of the rack is rotated by the half gear, 180 degrees are rotated after the half gear is meshed with the rack, and the material pushing plate is driven to turn over 180 degrees upwards.

Preferably, the limiting part comprises limiting rods fixedly connected to two ends of the surface of the vertical plate, the bottom of the half gear is provided with a limiting groove, and the limiting groove is clamped with the limiting rods; the half gear is turned downwards to the uppermost position or the lowermost position so that the limiting groove is clamped on the surface of the limiting rod.

Preferably, the driving part comprises a first motor, a first screw rod and a second screw rod, and a synchronous transmission part is arranged between the driving part and the outer side of the crushing box body; and starting the first motor to drive the first screw rod and the second screw rod to rotate, so as to drive the two thread sleeves to horizontally move along the surfaces of the first screw rod and the second screw rod.

Preferably, the synchronous transmission part comprises a first chain wheel fixed at one end of the first screw rod, a second chain wheel fixedly connected at one end of the second screw rod and a chain meshed with the first chain wheel and the second chain wheel, the first screw rod rotates to drive the first chain wheel, the second chain wheel and the chain to rotate mutually, so that the second screw rod is driven to rotate, and the first screw rod and the second screw rod rotate synchronously.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model, through the combined action of the driving device, the second driving piece, the turning piece and the limiting piece, on one hand, the material pushing plate can automatically push materials, and the manpower is reduced; on the other hand, the material pushing plate can turn over for 180 degrees in the return process after pushing materials, the situation that the coarse materials on the surface of the filter screen are pushed to one end, far away from a coarse material outlet, of the grinding box body by the material pushing plate in the return process is avoided, and the situation that one end, on the surface, of the filter screen in the grinding box body is piled up is avoided.

2. The utility model discloses a set up the locating part, can make the scraping wings avoided the scraping wings to rotate and influence the material effect of pushing at the in-process that promotes.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a top view of the internal structure of the present invention;

FIG. 3 is a sectional view of the internal structure of the present invention;

fig. 4 is a partial view of the supporting rotary member of the present invention.

In the figure: 1-crushing a box body; 2, filtering a screen; 3-a feed inlet; 4-coarse material outlet; 5-a support column; 6-a material pushing plate; 7-supporting the rotating member; 701-an N-type fixing frame; 702-a second electric machine; 703-rotating rods; 704-a connecting rod; 705-sliding block; 706-a first slide rail; 707-a riser; 708-rectangular holes; 709-rotating rod; 710-half gear; 711-rack; 712-a slide bar; 713-a second slide rail; 8-a limiting member; 801-a limiting rod; 802-a limiting groove; 9-thread bushing; 10-a drive member; 1001-first electric machine; 1002-a first screw rod; 1003-second lead screw; 11-a synchronous drive; 1101-a first sprocket; 1102-a second sprocket; 1103-chain.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a waste cement recovery device for building construction comprises a grinding box body 1, a filter screen 2 positioned inside the grinding box body 1, a feed inlet 3 positioned at the top of the grinding box body 1, a coarse material outlet 4 positioned at one side of the grinding box body 1 and a support column 5 fixedly connected to the bottom of the box body, wherein a material pushing plate 6 is arranged above the filter screen 2, two ends of the material pushing plate 6 are both connected with a supporting rotating piece 7, two threaded sleeves 9 are installed at the bottom of the supporting rotating piece 7, and a driving piece 10 for driving the two threaded sleeves 9 is arranged inside the box body;

when coarse cement materials on the filter screen 2 are pushed, the driving piece 10 drives the two thread sleeves 9 to drive the material pushing plate 6 to push the coarse cement materials on the filter screen 2 along the filter screen 2, after pushing in one direction is finished, the supporting rotating piece 7 enables the material pushing plate 6 to rotate upwards by 180 degrees, then the material pushing plate returns to the initial position along one direction, and when the material pushing plate 6 reaches the original position, the supporting rotating piece 7 rotates by 180 degrees, so that the material pushing plate 6 returns to the original position.

The supporting rotating part 7 comprises an N-shaped fixing frame fixedly connected to one side of the top of the threaded sleeve 9, a second motor 702 on one side of the fixing frame, a rotating rod 703 at the output end of the second motor 702, a connecting rod 704 at one end of the rotating rod 703, a sliding block 705 on one side of the connecting rod 704, a first sliding rail 706 outside the sliding block 705, a sliding rod 712 on one side of the first sliding rail 706, a second sliding rail 713 on one side of the sliding rod 712, a vertical plate 707 on one side of the second sliding rail 713, a rectangular hole 708 on the surface of the vertical plate 707, a rotating rod 709 at one end of a rectangular sliding rod, a half gear 710 at one end of the rotating rod 709 and a rack 711 on one side of the surface of the vertical plate 707, wherein two ends of the surface of the vertical plate 707 are provided with limiting parts 8, and the two half gears 710 are fixedly connected with the material pushing plate 6;

the supporting rotating part 7 comprises an N-shaped fixing frame fixedly connected to one side of the top of the threaded sleeve 9, a second motor 702 is fixedly connected to the outer side of the N-shaped fixing frame, the output end of the second motor 702 is fixedly connected with a rotating rod 703 through a coupler, the output end of the rotating rod 703 is connected with a connecting rod 704, one end, far away from the rotating rod 703, of the connecting rod 704 is rotatably connected with a sliding block 705, the outer side of the sliding block 705 is slidably connected with a first sliding rail 706, one side, far away from the sliding block 705, of the first sliding rail 706 is fixedly connected with a sliding rod, one end, far away from the first sliding rail 706, of the sliding rod is slidably connected with a second sliding rail 713, one side of the second sliding rail 706 is fixedly connected with a vertical plate 707, a rectangular hole 708 is formed in the middle of the vertical plate 707, one end, near the vertical plate 707, of the sliding rod is rotatably connected with a rotating rod 709, and one end of the rotating rod 709 is fixedly connected with a half gear 710, the outer side of the half gear 710 is engaged with a rack 711, and one side of the rack 711 is fixedly connected with a vertical plate 707; the second motor 702 is started to drive the rotating rod 703, the connecting rod 704, the sliding block 705, the first sliding rail 706, the sliding rod and the second sliding rail 713 to move relative to each other, the sliding block 705 and the first sliding rail 706 can be driven to slide relative to each other, the rotating rod 709 is driven to translate up and down in the rectangular hole 708, the rotating rod 709 drives the half gear 710 to translate in the upward moving process, when the half gear 710 rotates to the position of the rack 711, the half gear 710 rotates 180 degrees after being meshed with the rack 711, and the material pushing plate 6 is driven to turn over 180 degrees upwards.

The limiting piece 8 comprises limiting rods 801 fixedly connected to two ends of the surface of the vertical plate 707, a limiting groove 802 is formed in the bottom of the half gear 710, and the limiting groove 802 is clamped with the limiting rods 801; the half gear 710 is turned down to the uppermost or lowermost position so that the stopper groove 802 is caught on the surface of the stopper rod 801.

The driving part 10 comprises a first motor 1001, a first screw rod 1002 and a second screw rod 1003, and a synchronous transmission part 11 is arranged between the driving part 10 and the outer side of the grinding box body 1;

the driving member 10 comprises a first motor 1001 fixedly connected to the top of the supporting plate, the output end of the first motor 1001 is fixedly connected with a first screw rod 1002 through a coupling, and one end of the first screw rod 1002 penetrates through the grinding box 1, extends to the inside of the grinding box 1 and is rotatably connected with the inner wall of the grinding box 1; and the first lead screw 1002 is connected with a second lead screw 1003 through a synchronous transmission member, and the first motor 1001 is started to drive the first lead screw 1002 and the second lead screw 1003 to rotate, so that the two thread sleeves 9 are driven to horizontally move along the surfaces of the first lead screw 1002 and the second lead screw 1003.

The synchronous transmission piece 11 comprises a first chain wheel 1101 fixed at one end of a first screw rod 1002, a second chain wheel 1102 fixedly connected at one end of a second screw rod 1003 and a chain 1103 meshed with the first chain wheel 1101 and the second chain wheel 1102;

a first chain wheel 1101 is fixedly connected to the surface of one end of the first screw rod 1002 positioned outside the grinding box 1, a chain 1103 is connected to the surface of the first chain wheel 1101 in a transmission manner, a second chain wheel 1102 is connected to the first chain wheel 1101 in a transmission manner through the chain 1103, the axial center of the second chain wheel 1102 is fixedly connected with a second screw rod 1003, and one end of the second screw rod 1003 penetrates through the grinding box 1, extends to the inside of the grinding box 1 and is rotatably connected with the inner wall of the grinding box 1; the rotation of the first lead screw 1002 drives the first chain wheel 1101, the second chain wheel 1102 and the chain 1103 to rotate mutually, so as to drive the second lead screw 1003 to rotate, and the first lead screw 1002 and the second lead screw 1003 rotate synchronously.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an abandonment cement recovery unit that construction used, includes pulverizes box (1), is located filter screen (2) that pulverizes box (1) inside, is located feed inlet (3) that pulverizes box (1) top, is located coarse fodder export (4) and the support column (5) of fixed connection in the bottom half on one side of pulverizing box (1), its characterized in that: a material pushing plate (6) is arranged above the filter screen (2), two ends of the material pushing plate (6) are connected with supporting rotating parts (7), two threaded sleeves (9) are mounted at the bottoms of the supporting rotating parts (7), and a driving part (10) for driving the two threaded sleeves (9) is arranged in the box body;

when coarse cement materials on the filter screen (2) are pushed, the driving piece (10) drives the two thread sleeves (9) to drive the material pushing plate (6) to push the coarse cement materials on the filter screen (2) along the filter screen (2), after pushing in one direction is finished, the supporting rotating piece (7) enables the material pushing plate (6) to rotate upwards by 180 degrees, then the material pushing plate returns to the initial position along one direction, and when the material pushing plate (6) reaches the original position, the supporting rotating piece (7) rotates by 180 degrees, so that the material pushing plate (6) returns to the original position.

2. The waste cement recycling device for building construction according to claim 1, wherein: the supporting rotating part (7) comprises an N-shaped fixed frame fixedly connected to one side of the top of the threaded sleeve (9), a second motor (702) arranged on one side of the fixed frame, a rotating rod (703) arranged at the output end of the second motor (702), a connecting rod (704) arranged at one end of the rotating rod (703), a sliding block (705) arranged on one side of the connecting rod (704), a first sliding rail (706) arranged outside the sliding block (705), a sliding rod (712) arranged on one side of the first sliding rail (706), a second sliding rail (713) arranged on one side of the sliding rod (712), a vertical plate (707) arranged on one side of the second sliding rail (713), a rectangular hole (708) on the surface of the vertical plate (707), a rotating rod (709) arranged at one end of the rectangular sliding rod, a half gear (710) arranged at one end of the rotating rod (709) and a rack (711) arranged on one side of the surface of the vertical plate (707), two ends of the surface of the vertical plate (707) are provided with limiting parts (8), and the two half gears (710) are fixedly connected with a material pushing plate (6);

start second motor (702), drive dwang (703), connecting rod (704), slider (705), first slide rail (706), slide bar and second slide rail (713) reciprocal motion, can drive slider (705), first slide rail (706), the slide bar, the mutual slip of second slide rail (713), thereby drive dwang (709) translation about rectangular hole (708) is inside, dwang (709) drive the translation of half-gear (710) at the rebound in-process, when the position of half-gear (710) rotation rack (711), rotate 180 degrees after half-gear (710) and rack (711) meshing, thereby drive scraping wings (6) 180 degrees that upwards overturn.

3. The waste cement recycling device for building construction according to claim 2, wherein: the limiting piece (8) comprises limiting rods (801) fixedly connected to two ends of the surface of the vertical plate (707), the bottom of the half gear (710) is provided with a limiting groove (802), and the limiting groove (802) is clamped with the limiting rods (801); the half gear (710) is turned downwards to the uppermost or the lowermost position, so that the limiting groove (802) is clamped on the surface of the limiting rod (801).

4. The waste cement recycling device for building construction according to claim 1, wherein: the driving part (10) comprises a first motor (1001), a first screw rod (1002) and a second screw rod (1003), and a synchronous transmission part (11) is arranged between the driving part (10) and the outer side of the grinding box body (1); and starting the first motor (1001) to drive the first screw rod (1002) and the second screw rod (1003) to rotate, so as to drive the two thread sleeves (9) to horizontally move along the surfaces of the first screw rod (1002) and the second screw rod (1003).

5. The waste cement recycling device for building construction according to claim 4, wherein: the synchronous transmission piece (11) comprises a first chain wheel (1101) fixed at one end of a first screw rod (1002), a second chain wheel (1102) fixedly connected at one end of a second screw rod (1003), and a chain (1103) meshed and connected with the first chain wheel (1101) and the second chain wheel (1102), the first screw rod (1002) rotates to drive the first chain wheel (1101), the second chain wheel (1102) and the chain (1103) to rotate mutually, so that the second screw rod (1003) is driven to rotate, and the first screw rod (1002) and the second screw rod (1003) rotate synchronously.