CN109351752B

CN109351752B - Environmental protection device for building engineering

Info

Publication number: CN109351752B
Application number: CN201811193625.9A
Authority: CN
Inventors: 刘明; 尹凡
Original assignee: Hebei Institute Of Environmental Engineering
Current assignee: Hebei Institute Of Environmental Engineering
Priority date: 2018-10-15
Filing date: 2018-10-15
Publication date: 2020-03-10
Anticipated expiration: 2038-10-15
Also published as: CN109351752A

Abstract

The invention discloses an environment-friendly device for constructional engineering, which comprises a device body, wherein the device body comprises a garbage recovery box and a dust treatment box, the garbage recovery box is fixedly connected with the dust treatment box, a second spray hole is formed in the surface of a movable spray head, an air dispersing port is formed in the right side surface of a cyclone separator placing box and at the same height position as an air outlet of an air outlet pipe, a third rotating shaft is arranged below the second rotating shaft, a crushing rotary vane is wound on the outer surface of the third rotating shaft, the left side surface and the right side surface of the interior of the garbage recovery box are rotatably connected to two ends of the third rotating shaft, the left end of the third rotating shaft penetrates through the left side surface of the garbage recovery box and is rotatably connected with a third motor, and a first water pump, a second water pump, an induced draft fan, a first motor, a second motor; the invention can recycle and crush the construction waste, is convenient for the later treatment of the construction waste, and can treat the dust environment of the construction site, thereby playing a role in protecting the environment.

Description

Environmental protection device for building engineering

Technical Field

The invention relates to the field of environmental protection of constructional engineering, in particular to an environmental protection device for constructional engineering.

Background

The building engineering is a part of construction engineering, and refers to an engineering entity formed by the construction of various house buildings and their auxiliary facilities and the installation of lines, pipelines and equipment matched with them. The house building comprises a top cover, a beam column, walls, a foundation and a building body, can form an internal space, meets the requirements of people on production, living, learning, public activities and the like, and comprises a factory building, a theater, a hotel, a shop, a school, a hospital, a house and the like, and the auxiliary facilities refer to the installation of lines, pipelines and equipment of a water tower, a bicycle shed and the like which are matched with the house building, and the installation of the lines, pipelines and equipment of an electric system, a water supply and drainage system, a communication system, an elevator and the like which are matched with the house building and the auxiliary facilities.

A large amount of construction waste and dust can be generated in the construction activities, the construction waste can cause environmental pollution if being randomly dumped, the environment is not favorably protected, meanwhile, the dust generated in the construction activities can cause flying dust, the flying dust can not only cause environmental pollution, but also can cause physical and mental injuries to workers on the construction site, so that the significance of treating the waste and the flying dust generated in the construction activities is more significant, and the requirement of China for constructing environment-friendly countries is met.

Disclosure of Invention

In order to solve the above problems, the present invention adopts the following technical solutions.

An environment-friendly device for construction engineering comprises a device body, wherein the device body comprises a garbage recovery box and a raise dust treatment box, the garbage recovery box is fixedly connected with the raise dust treatment box, the raise dust treatment box comprises a water tank, a cyclone placing box and a dust collecting box, a first water pump is fixedly connected in the middle of the bottom inside the water tank, the upper part of the first water pump is fixedly connected to the lower end of a rigid water pipe, the upper end of the rigid water pipe penetrates through the upper surface of the water tank and is fixedly connected with a fixed spray head, a first spray hole is formed in the side surface of the fixed spray head, a second water pump is fixedly connected to the lower right corner inside the water tank, the upper part of the second water pump is fixedly connected to one end of a soft water pipe, the other end of the soft water pipe penetrates through the right side surface of the water tank and is fixedly connected with a movable spray head, the lower part of the water tank is fixedly connected to the upper surface of the second baffle plate, the lower surface of the second baffle plate is fixedly connected to the upper part of the cyclone separator placing box, a plurality of cyclone separators are placed in the cyclone separator placing box, each cyclone separator comprises an air inlet pipe, a cylinder body, a cone and an air outlet pipe, an induced draft fan is connected to the inner part of the air inlet pipe, the right end of the air inlet pipe is fixedly connected with the cylinder body, the cone body is fixedly connected to the lower part of the cylinder body, the air outlet pipe is fixedly connected to the upper part of the cylinder body, the air outlet of the air outlet pipe corresponds to an air dispersing opening, the air dispersing opening is formed in the positions which are as high as the air outlet of the right side surface of the cyclone separator placing box and the air outlet of the air outlet pipe, a collecting box is arranged under the cone body, the collecting box is fixedly connected with a dust collecting box, the right side, the garbage recycling bin comprises a crushing bin and a garbage collecting box, a garbage throwing opening is formed above the crushing bin, a first rotating shaft and a second rotating shaft are arranged inside the crushing bin, the surface of the first rotating shaft is uniformly and fixedly connected to one end of a first extrusion rod at intervals, the other end of the first extrusion rod is fixedly connected with a first crushing head, the surface of the second rotating shaft is uniformly and fixedly connected to one end of a second extrusion rod at intervals, the other end of the second extrusion rod is fixedly connected with a second crushing head, the first rotating shaft and the second rotating shaft are both rotatably connected to the inner surface of the crushing bin, the rear end of the first rotating shaft penetrates through the rear side surface of the crushing bin and is rotatably connected with a first motor, the rear end of the second rotating shaft penetrates through the rear side surface of the crushing bin and is rotatably connected with a second motor, the first extrusion rod and the second extrusion rod are mutually staggered, and a third rotating shaft is arranged below the second rotating shaft, the winding of third pivot surface has crushing rotor, third pivot both ends are rotated and are connected in the inside left and right sides face of garbage collection box, the third pivot left end runs through in the left surface of garbage collection box and rotates and be connected with the third motor, the equal electric connection of first water pump, second water pump, draught fan, first motor, second motor and third motor has external power source.

Preferably, the outer surface of the hard water pipe is connected with a first water pump starting key, the outer surface of the soft water pipe is connected with a second water pump starting key, the first water pump starting key is electrically connected with a first water pump, the second water pump starting key is electrically connected with a second water pump, and the inner parts of the first spray hole and the second spray hole are fixedly connected with atomizing nets; the first water pump starting key and the second water pump starting key are arranged to control the first water pump and the second water pump conveniently.

Preferably, a first baffle is arranged below the third rotating shaft, an air bag and a push plate are arranged in a region between the third rotating shaft and the first baffle, the push plate is fixedly connected to the right end of the air bag, an air valve is fixedly connected to the left side of the air bag, and the air valve is arranged below the third motor; the air bag and the push plate are arranged for treating the treated construction waste left on the first baffle plate.

Preferably, a third through hole, a second through hole and a first through hole are sequentially formed in the first baffle from left to right, and the aperture sizes of the third through hole, the second through hole and the first through hole are sequentially reduced from left to right; by adopting the arrangement mode, the garbage which is treated can be classified according to the volume.

Preferably, a collection tank is arranged in the garbage collection tank, a partition plate is arranged in the collection tank and is divided into a first collection tank, a second collection tank and a third collection tank, a third through hole is formed right above the third collection tank, a second through hole is formed right above the second collection tank, a first through hole is formed right above the first collection tank, a third handle is fixedly connected to the outer surface of the right side of the collection tank, a roller wheel is rotatably connected to the lower surface of the collection tank, and the roller wheel is rotatably connected to the lower surface of the interior of the garbage collection tank; in this way, the roller is used for conveniently collecting the treated construction waste in different volume zones, and the roller is used for reducing the force of a user pulling the collecting box outwards through the third handle.

Preferably, a hinge is rotatably connected to the right side end of the first baffle, a door body is fixedly connected to the upper portion of the hinge, a second handle is fixedly connected to the outer side face of the door body, a second magnet is fixedly connected to the upper portion of the door body, a first magnet is magnetically connected to the upper portion of the second magnet, the first magnet is fixedly connected to the right side face of the garbage collection box, and the door body is arranged in a region between the first baffle and the third rotating shaft; the first magnet and the second magnet are arranged to control the opening and closing of the door body conveniently.

Compared with the prior art, the invention has the advantages that:

(1) the invention is provided with the water tank, the fixed spray head, the movable spray head, the induced draft fan, the cyclone separator and the cyclone separator placing box, wherein the fixed spray head sprays water obliquely upwards at the position of the device body, the raised dust above the device body is treated, the movable spray head can be held by a user, the water is sprayed to an area with high raised dust concentration, the treatment strength on the raised dust is enhanced, the raised dust at the lower part is introduced into an air inlet pipe of the cyclone separator by the induced draft fan, the dust in the raised dust falls into the collecting box after passing through the cylinder body and the cone, and the air without or containing a very small amount of raised dust is discharged out of the air outlet pipe from the air outlet pipe, so that the raised dust treatment at different heights and different levels is realized at the position of the device body;

(2) according to the invention, the construction waste is put into the crushing box through the waste putting-in opening by arranging the crushing box, the first rotating shaft, the second rotating shaft, the third rotating shaft and the waste recycling box, the first extrusion rod fixedly connected with the outer surface of the first rotating shaft and the second extrusion rod fixedly connected with the outer surface of the second rotating shaft are mutually staggered, the construction waste is crushed in the mutual staggering of the first extrusion rod and the second extrusion rod through a first process, the construction waste crushed through the first process falls onto the third rotating shaft, and the crushing rotary sheet on the third rotating shaft performs a second crushing process on the construction waste.

Drawings

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

FIG. 2 is a schematic view of the cyclone separator of the present invention;

FIG. 3 is a schematic cross-sectional view of a water tank according to the present invention;

FIG. 4 is a schematic top view of the grinding box of the present invention;

fig. 5 is a schematic sectional structure view of the garbage recycling bin of the present invention.

The reference numbers in the figures illustrate:

1. a device body; 2. a garbage recycling bin; 3. a dust raising treatment box; 4. a crushing box; 5. a garbage collection box; 6. a first baffle plate; 7. a garbage throwing port; 8. a universal wheel; 9. a dust collection box; 10. a first handle; 11. a cyclone separator holding box; 12. an air diffuser; 13. a movable nozzle; 14. a soft water pipe; 15. a water filling port; 16. a water tank; 17. fixing the spray head; 18. a second baffle; 19. a cyclone separator; 20. an induced draft fan; 21. an air inlet pipe; 22. an air outlet pipe; 23. a barrel; 24. a cone; 25. a collection box; 26. a hard water pipe; 27. a first nozzle hole; 28. a first water pump start key; 29. a second nozzle; 30. a second water pump start key; 31. a first water pump; 32. a second water pump; 33. a first crushing head; 34. a first extrusion bar; 35. a second crushing head; 36. a second extrusion bar; 37. a second rotating shaft; 38. a second motor; 39. a first motor; 40. a first rotating shaft; 41. a first magnet; 42. a second magnet; 43. a second handle; 44. a door body; 45. a hinge; 46. a third handle; 47. a first holding tank; 48. a second holding tank; 49. a roller; 50. a third holding tank; 51. a collection box; 52. an air bag; 53. an air valve; 54. a third motor; 55. crushing and spinning; 56. pushing the plate; 57. a third through hole; 58. a second through hole; 59. a first through hole; 60. and a third rotating shaft.

Detailed Description

The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; rather than all embodiments. Based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.

Referring to fig. 1-5, an environmental protection device for construction engineering comprises a device body 1, the device body 1 comprises a garbage recycling bin 2 and a dust treatment bin 3, the garbage recycling bin 2 is fixedly connected with the dust treatment bin 3, the dust treatment bin 3 comprises a water tank 16, a cyclone placing bin 11 and a dust collecting bin 9, a first water pump 31 is fixedly connected to the middle of the bottom inside the water tank 16, the upper part of the first water pump 31 is fixedly connected to the lower end of a rigid water pipe 26, the upper end of the rigid water pipe 26 penetrates through the upper surface of the water tank 16 and is fixedly connected with a fixed nozzle 17, the side surface of the fixed nozzle 17 is provided with a first spray hole 27, the lower right corner inside the water tank 16 is fixedly connected with a second water pump 32, the upper part of the second water pump 32 is fixedly connected to one end of a flexible water pipe 14, the other end of the flexible water pipe 14 penetrates through the right side surface of the, the surface of the movable spray nozzle 13 is provided with a second spray hole 29, the lower part of the water tank 16 is fixedly connected with the upper surface of a second baffle plate 18, the lower surface of the second baffle plate 18 is fixedly connected with the upper part of the cyclone separator placing box 11, a plurality of cyclone separators 19 are placed in the cyclone separator placing box 11, each cyclone separator 19 comprises an air inlet pipe 21, a cylinder 23, a cone 24 and an air outlet pipe 22, an induced draft fan 20 is connected in the air inlet pipe 21, the right end of the air inlet pipe 21 is fixedly connected with the cylinder 23, the cone 24 is fixedly connected below the cylinder 23, the air outlet pipe 22 is fixedly connected above the cylinder 23, the air outlet of the air outlet pipe 22 corresponds to an air dispersing port 12, the air dispersing port 12 is arranged at the position which is equal to the height of the right side surface of the cyclone separator placing box 11 and the air outlet of the air outlet pipe 22, a collecting box 25 is arranged under the cone 24, the collecting box 25 is, the dust collecting box 9 is connected to the bottom of the raise dust treating box 3 in a sliding way, the garbage recycling box 2 comprises a crushing box 4 and a garbage collecting box 5, a garbage putting opening 7 is arranged above the crushing box 4, a first rotating shaft 40 and a second rotating shaft 37 are arranged inside the crushing box 4, the surface of the first rotating shaft 40 is fixedly connected to one end of a first extrusion rod 34 at uniform intervals, the other end of the first extrusion rod 34 is fixedly connected with a first crushing head 33, the surface of the second rotating shaft 37 is fixedly connected to one end of a second extrusion rod 36 at uniform intervals, the other end of the second extrusion rod 36 is fixedly connected with a second crushing head 35, the first rotating shaft 40 and the second rotating shaft 37 are both rotatably connected to the inner surface of the crushing box 4, the rear end of the first rotating shaft 40 penetrates through the rear side surface of the crushing box 4 and is rotatably connected with a first motor 39, the rear end of the second rotating shaft 38 penetrates through the rear side surface of the crushing box, first extrusion stick 34 and second extrusion stick 36 are crisscross each other, second pivot 37 below is provided with third pivot 60, the winding of third pivot 60 surface has crushing rotor 55, third pivot 60 both ends are rotated and are connected in the inside left and right sides face of garbage collection box 2, third pivot 60 left end runs through in the left surface of garbage collection box 2 and rotate and be connected with third motor 54, first water pump 31, second water pump 32, draught fan 20, first motor 39, the equal electric connection of second motor 38 and third motor 54 has external power source.

The outer surface of the hard water pipe 26 is connected with a first water pump starting key 28, the outer surface of the soft water pipe 14 is connected with a second water pump starting key 30, the first water pump starting key 28 is electrically connected with a first water pump 31, the second water pump starting key 30 is electrically connected with a second water pump 32, and the inside of the first spray hole 27 and the inside of the second spray hole 29 are fixedly connected with atomization nets.

The first baffle 6 is arranged below the third rotating shaft 60, the air bag 52 and the push plate 56 are arranged in the area between the third rotating shaft 60 and the first baffle 6, the push plate 56 is fixedly connected to the right end of the air bag 52, the air valve 53 is fixedly connected to the left side of the air bag 52, and the air valve 53 is arranged below the third motor 54.

The first baffle 6 is internally provided with a third through hole 57, a second through hole 58 and a first through hole 59 in sequence from left to right, and the pore sizes of the third through hole 57, the second through hole 58 and the first through hole 59 are reduced in sequence from left to right.

The inside collecting box 51 that is provided with of garbage collection box 5, collecting box 51 is inside to have the baffle to separate into first collecting vat 47, second collecting vat 48 and third collecting vat 50, third through-hole 57 sets up directly over third collecting vat 50, second through-hole 58 sets up directly over second collecting vat 48, first through-hole 59 sets up directly over first collecting vat 47, collecting box 51 right side external surface fixedly connected with third handle 46, collecting box 51 lower surface rotates and is connected with gyro wheel 49, gyro wheel 49 rotates and connects at the inside lower surface of garbage collection box 2.

The hinge 45 is rotatably connected to the right side end of the first baffle 6, the door 44 is fixedly connected to the upper side of the hinge 45, the second handle 43 is fixedly connected to the outer side of the door 44, the second magnet 42 is fixedly connected to the upper side of the door 44, the first magnet 41 is magnetically connected to the upper side of the second magnet 42, the first magnet 41 is fixedly connected to the right side face of the garbage collection box 2, and the door 44 is arranged in an area between the first baffle 6 and the third rotating shaft 60.

The working principle is as follows: when in use, a user moves the device body 1 to a required place by using the universal wheel 8, if the dust emission is required to be treated, the user adds water into the water tank 16 through the water adding port 15, then presses the first water pump starting key 28 to start the first water pump 32, sucks the water in the water tank 16 to the fixed spray nozzle 17 through the hard water pipe 26, sprays the sucked water obliquely upwards through the first spray holes 27 formed in the side surface of the fixed spray nozzle 17, and treats the dust emission at a high position, if an area with serious dust emission concentration exists, the user can press the second water pump starting key 30 to start the second water pump 32, sucks the water in the water tank 16 to the movable spray nozzle 13 through the soft water pipe 14, and sprays the sucked water through the second spray holes 29 formed in the surface of the movable spray nozzle, the user can hold the water pipe 14 to spray the movable spray nozzle 13 in different directions, and can effectively treat the area with serious dust emission concentration, the dust at the lower part is treated by the cyclone separator 19, the draught fan 20 introduces the dust into the air inlet pipe 21, the dust enters the cylinder 23 and the cone 24 through the air inlet pipe 21, the dust falls into the collection box 25 under the action of centrifugal force and gravity of the cylinder 23 and the cone 24, the air without or with little dust is discharged through the air outlet pipe 22, the clean air is discharged to the outside of the cyclone separator placing box 11 through the air dispersing opening 12, and after a period of time, the user holds the first handle 10 to pull out the dust collection box 9, pours out the dust in the dust collection box 9, so as to be convenient for next use, thereby realizing the treatment of the dust at the construction site; if the construction waste is treated, the user starts the first motor 39, the second motor 38 and the third motor 54 to rotate the first rotating shaft 40, the second rotating shaft 37 and the third rotating shaft 60, the user puts the construction waste into the crushing box 4 through the waste putting-in opening 7, the first pressing rod 34 and the first crushing head 33 are staggered with the second crushing head 35 and the second pressing rod 36 due to the rotation of the first rotating shaft 40 and the second rotating shaft 37, the construction waste crushed through the first process falls into the third rotating shaft 60, the crushing rotary vane 55 continues to crush the construction waste through the second process, the construction waste is treated through the two processes, the construction waste has a smaller volume, the treated waste falls on the first baffle 6 or falls through the third through hole 57 to the third collecting tank 50, fall into second collecting vat 48 through second through-hole 58, fall into first collecting vat 47 through first through-hole 59, then the user aerifys in pneumatic valve 53 to gasbag 52, push away push pedal 56 and remove right after gasbag 52 aerifys, promote the construction waste who has handled and stayed on first baffle 6 to the right, the construction waste who is promoted is according to the size of self volume, through the through-hole in different apertures, fall into corresponding collecting vat, move right to the door body 44 and go out until push pedal 56, the user opens door body 44 through second handle 43, take out the construction waste who does not fall into corresponding collecting vat, carry out subsequent processing, then the user holds third handle 46 and pulls out collecting vat 51, carry out subsequent processing, the direct random stacking of construction waste has been solved, influence the problem of environment.

The above; but are merely preferred embodiments of the invention; the scope of the invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the invention are equally replaced or changed; are intended to be covered by the scope of the present invention.

Claims

1. The utility model provides an environment-friendly device for building engineering which characterized in that: comprises a device body (1), the device body (1) comprises a garbage recovery box (2) and a raise dust treatment box (3), the garbage recovery box (2) is fixedly connected with the raise dust treatment box (3), the raise dust treatment box (3) comprises a water tank (16), a cyclone placing box (11) and a dust collecting box (9), a first water pump (31) is fixedly connected in the middle of the inner bottom of the water tank (16), the upper part of the first water pump (31) is fixedly connected with the lower end of a rigid water pipe (26), the upper end of the rigid water pipe (26) penetrates through the upper surface of the water tank (16) and is fixedly connected with a fixed spray nozzle (17), a first spray hole (27) is formed in the side surface of the fixed spray nozzle (17), a second water pump (32) is fixedly connected with the inner lower right corner of the water tank (16), the upper part of the second water pump (32) is fixedly connected with one end of a flexible water pipe (14), the other end of soft water pipe (14) runs through in right flank and the fixedly connected with activity shower nozzle (13) of water tank (16), second orifice (29) have been seted up on activity shower nozzle (13) surface, water tank (16) below fixed connection is at the upper surface of second baffle (18), fixed surface is connected in the top that case (11) were placed to cyclone under second baffle (18), cyclone places case (11) inside and has placed a plurality of cyclone (19), cyclone (19) are including air-supply line (21), barrel (23), cone (24) and play tuber pipe (22), air-supply line (21) internal connection has draught fan (20), air-supply line (21) right-hand member fixed connection barrel (23), barrel (23) below fixed connection cone (24), barrel (23) top fixed connection goes out tuber pipe (22), the air outlet of the air outlet pipe (22) corresponds to the air outlet opening (12), the air outlet opening (12) is arranged at a position which has the same height with the right side surface of the cyclone placing box (11) and the air outlet of the air outlet pipe (22), a collecting box (25) is arranged under the cone (24), the collecting box (25) is fixedly connected with a dust collecting box (9), the right side surface of the dust collecting box (9) is fixedly connected with a first handle (10), the dust collecting box (9) is connected to the bottom of the raised dust treatment box (3) in a sliding manner, the garbage recycling box (2) comprises a crushing box (4) and a garbage collecting box (5), a garbage throwing opening (7) is arranged above the crushing box (4), a first rotating shaft (40) and a second rotating shaft (37) are arranged inside the crushing box (4), the surface of the first rotating shaft (40) is uniformly spaced and fixedly connected to one end of a first extruding rod (34), the other end of the first extrusion rod (34) is fixedly connected with a first crushing head (33), the surface of a second rotating shaft (37) is uniformly and fixedly connected with one end of a second extrusion rod (36) at intervals, the other end of the second extrusion rod (36) is fixedly connected with a second crushing head (35), the first rotating shaft (40) and the second rotating shaft (37) are rotatably connected with the inner surface of the crushing box (4), the rear end of the first rotating shaft (40) penetrates through the rear side surface of the crushing box (4) and is rotatably connected with a first motor (39), the rear end of the second rotating shaft (38) penetrates through the rear side surface of the crushing box (4) and is rotatably connected with a second motor (38), the first extrusion rod (34) and the second extrusion rod (36) are mutually staggered, a third rotating shaft (60) is arranged below the second rotating shaft (37), and a crushing rotary vane (55) is wound on the outer surface of the third rotating shaft (60), third pivot (60) both ends are rotated and are connected in the inside left and right sides face of garbage collection box (2), third pivot (60) left end runs through in the left surface of garbage collection box (2) and rotates and be connected with third motor (54), first water pump (31), second water pump (32), draught fan (20), first motor (39), second motor (38) and the equal electric connection of third motor (54) have external power source.

2. The eco-friendly device for construction engineering according to claim 1, wherein: hard water pipe (26) surface is connected with first water pump start key (28), soft water pipe (14) surface is connected with second water pump start key (30), first water pump start key (28) electric connection is in first water pump (31), second water pump start key (30) electric connection has second water pump (32), equal fixedly connected with atomizing net in first orifice (27) and second orifice (29).

3. The eco-friendly device for construction engineering according to claim 1, wherein: the novel air bag is characterized in that a first baffle (6) is arranged below the third rotating shaft (60), an air bag (52) and a push plate (56) are arranged in an area between the third rotating shaft (60) and the first baffle (6), the push plate (56) is fixedly connected to the right end of the air bag (52), an air valve (53) is fixedly connected to the left side of the air bag (52), and the air valve (53) is arranged below the third motor (54).

4. The eco-friendly device for construction engineering according to claim 3, wherein: third through-hole (57), second through-hole (58) and first through-hole (59) have been seted up from left to right in proper order in first baffle (6), third through-hole (57), second through-hole (58) and first through-hole (59) aperture size reduce from left to right in proper order.

5. The eco-friendly device for construction engineering according to claim 4, wherein: the garbage collection box (5) is internally provided with a collection box (51), the collection box (51) is internally provided with a partition plate to be divided into a first collection groove (47), a second collection groove (48) and a third collection groove (50), a third through hole (57) is formed right above the third collection groove (50), a second through hole (58) is formed right above the second collection groove (48), a first through hole (59) is formed right above the first collection groove (47), a third handle (46) is fixedly connected to the outer surface of the right side of the collection box (51), a roller (49) is rotatably connected to the lower surface of the collection box (51), and the roller (49) is rotatably connected to the lower surface of the inner part of the garbage collection box (2).

6. The eco-friendly device for construction engineering according to claim 4, wherein: first baffle (6) right side end rotates and is connected with hinge (45), the hinge (45) top fixedly connected with door body (44), the door body (44) lateral surface fixedly connected with second handle (43), the door body (44) top fixedly connected with second magnetite (42), second magnetite (42) top magnetism is connected with first magnetite (41), first magnetite (41) fixed connection is at the right flank of garbage collection box (2), the door body (44) sets up the region between first baffle (6) and third pivot (60).