CN216799991U

CN216799991U - A circulation reducing mechanism for municipal construction waste

Info

Publication number: CN216799991U
Application number: CN202123242987.2U
Authority: CN
Inventors: 李克勤; 李克俭; 靖建; 郝懿
Original assignee: Wuhan Tianxin Shanjiang Construction Co ltd
Current assignee: Wuhan Tianxin Shanjiang Construction Co ltd
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-06-24
Anticipated expiration: 2031-12-22

Abstract

The utility model discloses a circulating crushing device for municipal construction waste, which comprises a workbench, wherein four corners of the bottom of the workbench are fixedly connected with supporting legs, a crushing box is embedded in the right side of the top of the workbench, the bottom of the crushing box is of a conical structure and is fixedly communicated with a discharge pipe, the bottom end of the discharge pipe extends to the lower part of the workbench, two rotating shafts are rotatably arranged between the inner walls of the two sides of the crushing box, crushing rollers are welded on the rotating shafts in a sleeved mode and are matched with each other, and the left ends of the two rotating shafts extend to the outside of the crushing box and are fixedly connected with gears. The utility model is convenient for automatically screening the crushed construction waste, automatically and circularly conveying the unqualified large waste to the crushing box again for continuous crushing, improves the crushing effect, saves the manual screening and crushing process, improves the working efficiency, meets the use requirement and is beneficial to use by adopting a screening and circular crushing mode.

Description

A circulation reducing mechanism for municipal construction waste

Technical Field

The utility model relates to the technical field of crushing equipment, in particular to a circulating crushing device for municipal construction waste.

Background

In the municipal construction process, a lot of waste materials are easily generated, the waste materials contain powder materials and also comprise some blocks and residual concrete fragments, some construction sites are directly dug by workers and buried in the ground, the waste materials are thrown away as construction wastes, the waste is great, meanwhile, the local soil environment is influenced, and therefore the waste materials need to be recycled.

Most of the existing equipment for crushing construction waste is used for driving crushing rollers to rotate to extrude and crush the waste, for example, a commonly-used crushing box is internally and rotatably provided with the crushing rollers which rotate relatively, and the two crushing rollers rotate relatively to extrude and crush the waste; but this kind of crushing apparatus commonly used, it exists the automatic vibration screening of being not convenient for mostly, and will filter the unqualified rubbish automatic cycle after and continue kibbling shortcoming, it is relatively poor to smash the effect, it mixes together to contain more miscellaneous piece in the crushed aggregates after smashing, need artifical follow-up screening alone to choose to smash once more, waste time and energy, can not satisfy the user demand, to this phenomenon, consequently we provide a circulation reducing mechanism for municipal building rubbish, be used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a circulating crushing device for municipal construction waste.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a circulating crushing device for municipal construction waste comprises a workbench, wherein supporting legs are fixedly connected to four corners of the bottom of the workbench, a crushing box is embedded in the right side of the top of the workbench, the bottom of the crushing box is of a conical structure and is communicated and fixed with a discharging pipe, the bottom end of the discharging pipe extends to the lower side of the workbench, two rotating shafts are rotatably installed between inner walls on two sides of the crushing box, crushing rollers are arranged on the rotating shafts in a welding mode and are matched with each other, the left ends of the two rotating shafts extend to the outside of the crushing box and are fixedly connected with gears, the two gears are meshed with each other, a U-shaped baffle is fixedly connected to the right side of the crushing box, a driving motor is fixedly installed at the top of the right side of the U-shaped baffle, and the right end of the rotating shaft located on the front side extends into the U-shaped baffle and is fixedly connected with the left end of an output shaft of the driving motor;

a spiral conveyor is fixedly arranged on the left side of the top of the workbench, a discharge pipe is communicated and fixed at the top of the right side of the spiral conveyor, the bottom end of the discharge pipe extends into the crushing box, a guide pipe which is obliquely arranged is communicated and fixed at the bottom of the right side of the spiral conveyor, the right end of the guide pipe is communicated and fixed with the bottom of the left side of the crushing box, an obliquely arranged hard filter plate is fixedly connected between the inner wall of the front side and the inner wall of the rear side of the crushing box, the hard filter plate is positioned on the right side of the guide pipe and matched with the guide pipe, a circular hole is formed in the inner wall of the right side of the crushing box, a circular plate is rotatably arranged between the inner wall of the front side and the inner wall of the rear side of the circular hole, a knocking component is fixedly connected on the left side of the circular plate, an arc-shaped rack is embedded on the right side of the circular plate, an elastic guide component is fixedly connected on the right side of the crushing box, and a straight rack which is engaged with the right side of the arc-shaped rack is embedded and fixed at the bottom of the left side of the elastic guide component, the top of the elastic guide component is embedded with a ball, and the top of the ball is movably contacted with an eccentric wheel which is welded and sleeved on the rotating shaft at the front side.

Preferably, the knocking component comprises a cross rod fixedly connected to the left side of the circular plate, the left end of the cross rod is fixedly connected with a supporting spring, the left end of the supporting spring is fixedly connected with a knocking ball, and the knocking ball is located below the hard filter plate and matched with the hard filter plate.

Preferably, the elastic guide assembly comprises a rectangular sliding sleeve fixedly connected to the right side of the crushing box, a T-shaped rod is sleeved on the rectangular sliding sleeve in a sliding mode, the top of the T-shaped rod extends to the top of the rectangular sliding sleeve, a ball is nested at the top of the T-shaped rod, a first spring is fixedly connected between the inner wall of the top of the T-shaped rod and the top of the rectangular sliding sleeve, the first spring is movably sleeved on the T-shaped rod, and a straight rack is embedded and fixed to the bottom of the left side of the T-shaped rod.

Preferably, screw conveyer includes the conveying barrel of fixed mounting at workstation top and slope setting, the oblique support of fixedly connected with between the bottom of conveying barrel and the top left side of workstation, it is connected with the spiral delivery leaf to rotate between the top inner wall of conveying barrel and the bottom inner wall, the left side fixed mounting of oblique support has conveying motor, conveying motor's output shaft top extend to in the conveying barrel and with the bottom fixed connection of spiral delivery leaf, the left end of discharging pipe and the left end of passage all communicate and fix with the right side of conveying barrel.

Preferably, a plurality of filtration pores have been seted up at the top of stereoplasm filter, and the stereoplasm filter is located the below of two crushing rollers, and the outside fixedly connected with of crushing roller is a plurality of sharp pieces of smashing.

Preferably, a circular shaft is fixedly connected between the front inner wall and the rear inner wall of the circular hole, a first circular hole is formed in the front side of the circular plate, a first bearing is fixedly sleeved in the first circular hole, and an inner ring of the first bearing is fixedly sleeved on the outer side of the circular shaft.

Preferably, two second round holes are formed in the inner walls of the two sides of the crushing box, a sealing bearing is fixedly sleeved in each second round hole, and the inner ring of each sealing bearing is fixedly sleeved on the outer side of the corresponding rotating shaft.

Preferably, the bottom of the right side of the eccentric wheel is provided with a third round hole, and the inner wall of the third round hole is fixedly connected with the outer side of the rotating shaft at the front side.

Preferably, the right side of the circular plate is provided with an arc-shaped groove, and the inner wall of the arc-shaped groove is fixedly connected with the outer side of the arc-shaped rack.

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

the utility model is convenient for automatically screening the crushed construction waste, automatically and circularly conveying the unqualified large waste into the crushing box again for continuous crushing, improves the crushing effect, saves the manual screening and crushing process, improves the working efficiency, meets the use requirement and is beneficial to use by adopting a screening and circular crushing mode.

Drawings

FIG. 1 is a schematic sectional view of a recycling shredder for municipal construction waste according to the present invention;

FIG. 2 is an enlarged view of part A of FIG. 1;

fig. 3 is a schematic top view of the crushing roller, the rotating shaft and the gear connecting piece of the circular crushing device for municipal construction waste.

In the figure: 100. a crushing box; 101. a rotating shaft; 102. a crushing roller; 103. a gear; 104. a drive motor; 105. a work table; 200. a delivery cartridge; 201. a spiral conveying blade; 202. a material guide pipe; 203. a discharge pipe; 1. a U-shaped baffle; 2. a hard filter plate; 3. a circular hole; 4. a circular plate; 5. a cross bar; 6. a support spring; 7. knocking the ball; 8. an arc-shaped rack; 9. a rectangular sliding sleeve; 10. a T-shaped rod; 11. straight rack; 12. a first spring; 13. a ball bearing; 14. an eccentric wheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-3, a circulating crushing device for municipal construction waste comprises a workbench 105, wherein four corners of the bottom of the workbench 105 are fixedly connected with supporting legs, a crushing box 100 is embedded in the right side of the top of the workbench 105, the bottom of the crushing box 100 is of a conical structure and is fixedly communicated with a discharge pipe, the bottom end of the discharge pipe extends to the lower side of the workbench 105, two rotating shafts 101 are rotatably installed between the inner walls of two sides of the crushing box 100, crushing rollers 102 are welded on the rotating shafts 101 and are sleeved with the crushing rollers 102, the two crushing rollers 102 are matched, the left ends of the two rotating shafts 101 extend to the outside of the crushing box 100 and are fixedly connected with gears 103, the two gears 103 are meshed with each other, a U-shaped baffle 1 is fixedly connected to the right side of the crushing box 100, a driving motor 104 is fixedly installed at the top of the right side of the U-shaped baffle 1, and the right end of the rotating shaft 101 located on the front side extends to the inside of the U-shaped baffle 1 and is fixedly connected with the left end of an output shaft of the driving motor 104;

a screw conveyor is fixedly arranged on the left side of the top of the workbench 105, a discharge pipe 203 is communicated and fixed on the top of the right side of the screw conveyor, the bottom end of the discharge pipe 203 extends into the crushing box 100, a guide pipe 202 which is obliquely arranged is communicated and fixed on the bottom of the right side of the screw conveyor, the right end of the guide pipe 202 is communicated and fixed with the bottom of the left side of the crushing box 100, an obliquely arranged hard filter plate 2 is fixedly connected between the inner wall of the front side and the inner wall of the rear side of the crushing box 100, the hard filter plate 2 is positioned on the right side of the guide pipe 202 and matched with the guide pipe 202, a circular hole 3 is arranged on the inner wall of the right side of the crushing box 100, a circular plate 4 is rotatably arranged between the inner wall of the front side and the inner wall of the rear side of the circular hole 3, a knocking component is fixedly connected on the left side of the circular plate 4, an arc-shaped rack 8 is embedded on the right side of the circular plate 4, and an elastic guide component is fixedly connected on the right side of the crushing box 100, a straight rack 11 meshed with the right side of the arc-shaped rack 8 is fixedly embedded at the bottom of the left side of the elastic guide assembly, a ball 13 is embedded at the top of the elastic guide assembly, and an eccentric wheel 14 welded and sleeved on a rotating shaft 101 at the front side is movably contacted at the top of the ball 13;

the knocking component comprises a cross rod 5 fixedly connected to the left side of the circular plate 4, the left end of the cross rod 5 is fixedly connected with a supporting spring 6, the left end of the supporting spring 6 is fixedly connected with a knocking ball 7, and the knocking ball 7 is located below the hard filter plate 2 and matched with the hard filter plate 2;

the elastic guide assembly comprises a rectangular sliding sleeve 9 fixedly connected to the right side of the crushing box 100, a T-shaped rod 10 is sleeved in the rectangular sliding sleeve 9 in a sliding mode, the top of the T-shaped rod 10 extends to the upper side of the rectangular sliding sleeve 9, a ball 13 is nested at the top of the T-shaped rod 10, a first spring 12 is fixedly connected between the inner wall of the top of the T-shaped rod 10 and the top of the rectangular sliding sleeve 9, the first spring 12 is movably sleeved on the T-shaped rod 10, and a straight rack 11 is fixedly embedded at the bottom of the left side of the T-shaped rod 10;

the spiral conveyor comprises a conveying cylinder 200 which is fixedly arranged at the top of a workbench 105 and is obliquely arranged, an inclined support is fixedly connected between the bottom of the conveying cylinder 200 and the left side of the top of the workbench 105, a spiral conveying blade 201 is rotatably connected between the inner wall of the top and the inner wall of the bottom of the conveying cylinder 200, a conveying motor is fixedly arranged at the left side of the inclined support, the top end of an output shaft of the conveying motor extends into the conveying cylinder 200 and is fixedly connected with the bottom end of the spiral conveying blade 201, and the left end of a discharge pipe 203 and the left end of a material guide pipe 202 are both communicated and fixed with the right side of the conveying cylinder 200. The use requirement is met, and the use is facilitated.

In the utility model, a plurality of filtering holes are arranged at the top of a hard filtering plate 2, the hard filtering plate 2 is positioned below two crushing rollers 102, a plurality of crushing sharp blocks are fixedly connected at the outer sides of the crushing rollers 102, a round shaft is fixedly connected between the inner wall of the front side and the inner wall of the rear side of a round hole 3, a first round hole is arranged at the front side of the round plate 4, a first bearing is fixedly sleeved in the first round hole, the inner ring of the first bearing is fixedly sleeved with the outer side of the round shaft, two second round holes are respectively arranged on the inner walls of two sides of a crushing box 100, a sealing bearing is fixedly sleeved in the second round hole, the inner ring of the sealing bearing is fixedly sleeved with the outer side of a corresponding rotating shaft 101, a third round hole is arranged at the bottom of the right side of an eccentric wheel 14, the inner wall of the third round hole is fixedly connected with the outer side of the rotating shaft 101 at the front side, an arc-shaped groove is arranged at the right side of the round plate 4, the inner wall of the arc-shaped groove is fixedly connected with the outer side of the arc-shaped rack 8, the utility model is convenient for automatically screening the crushed construction waste, automatically and circularly conveying the unqualified large waste into the crushing box 100 again for continuous crushing, improves the crushing effect, saves the manual screening and crushing process, improves the working efficiency, meets the use requirement and is beneficial to use by adopting a screening and circular crushing mode.

The working principle is as follows: when the device is used, the driving motor 104 and the conveying motor are started, the conveying motor drives the spiral conveying blade 201 to rotate, the driving motor 104 drives the front rotating shaft 101 to rotate, the front rotating shaft 101 drives the front gear 103 to rotate, the front gear 103 drives the rear gear 103 to rotate relative to the front gear, the two gears 103 drive the two crushing rollers 102 to rotate relative to each other through the two rotating shafts 101, the front rotating shaft 101 also drives the eccentric wheel 14 to rotate, the eccentric wheel 14 rotates for the first half circle to press the balls 13 downwards, under the pressing force, the balls 13 move downwards, the balls 13 drive the T-shaped rod 10 to slide downwards in the rectangular sliding sleeve 9 and compress the first spring 12, when the eccentric wheel 14 rotates for the second half circle, the pressing force on the balls 13 is gradually released, at the moment, the first spring 12 in the compression state drives the T-shaped rod 10 to move back upwards to reset, the eccentric wheel 14 continuously rotates, so that the T-shaped rod 10 can be driven to move upwards and downwards circularly, the T-shaped rod 10 drives the straight rack 11 to move up and down circularly, the straight rack 11 drives the arc rack 8 to rotate forward and backward circularly, the arc rack 8 drives the circular plate 4 to rotate forward and backward circularly, the circular plate 4 drives the cross rod 5 to swing up and down circularly, the cross rod 5 drives the knocking balls 7 to swing up and down circularly through the supporting spring 6, at the moment, the knocking balls 7 continuously knock and collide the hard filter plate 2 up and down circularly, and the hard filter plate 2 continuously generates hard vibration under the knocking and colliding force;

at the moment, a person pours the construction waste into the crushing box 100, the two crushing rollers 102 in relative rotation can extrude and crush the construction waste, the crushed waste falls onto the hard filter plate 2, the hard filter plate 2 in hard vibration and inclined arrangement can automatically vibrate and screen the crushed waste, the qualified crushed waste downwards passes through the filter hole and is discharged downwards through the discharge pipe, the unqualified large waste slides leftwards through the top of the hard filter plate 2 in inclined and hard vibration state, the unqualified large waste automatically slides leftwards through vibration and falls into the material guide pipe 202, the unqualified waste enters the conveying cylinder 200 leftwards, the spiral conveying blade 201 in rotation conveys the waste entering the conveying cylinder 200 upwards, the qualified garbage which is not crushed is gradually conveyed upwards to the discharge pipe 203, and then the waste is discharged into the crushing box 100 through the discharge pipe 203 to be continuously crushed, reach and to screening the building rubbish after smashing automatically to carry again to smashing the incasement 100 in continuation smashing unqualified bold rubbish automatic cycle after screening, through screening circulation kibbling mode, improved crushing effect, saved the kibbling process of artifical screening, improve work efficiency.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A circulating crushing device for municipal construction waste comprises a workbench (105), wherein supporting legs are fixedly connected to four corners of the bottom of the workbench (105), and the circulating crushing device is characterized in that a crushing box (100) is embedded on the right side of the top of the workbench (105), the bottom of the crushing box (100) is of a conical structure and is fixedly communicated with a discharge pipe, the bottom end of the discharge pipe extends to the lower side of the workbench (105), two rotating shafts (101) are rotatably installed between the inner walls of two sides of the crushing box (100), crushing rollers (102) are arranged on the rotating shafts (101) in a welding and sleeving manner, the two crushing rollers (102) are matched, the left ends of the two rotating shafts (101) extend to the outside of the crushing box (100) and are fixedly connected with gears (103), the two gears (103) are meshed with each other, a U-shaped baffle (1) is fixedly connected to the right side of the crushing box (100), and a driving motor (104) is fixedly installed at the top of the right side of the U-shaped baffle (1), the right end of the rotating shaft (101) positioned at the front side extends into the U-shaped baffle (1) and is fixedly connected with the left end of the output shaft of the driving motor (104);

a spiral conveyor is fixedly installed on the left side of the top of the workbench (105), a discharge pipe (203) is communicated and fixed at the top of the right side of the spiral conveyor, the bottom end of the discharge pipe (203) extends into the crushing box (100), a guide pipe (202) which is obliquely arranged is communicated and fixed at the bottom of the right side of the spiral conveyor, the right end of the guide pipe (202) is communicated and fixed with the bottom of the left side of the crushing box (100), an obliquely arranged hard filter plate (2) is fixedly connected between the inner wall of the front side and the inner wall of the rear side of the crushing box (100), the hard filter plate (2) is positioned on the right side of the guide pipe (202) and matched with the guide pipe (202), a round hole (3) is formed in the inner wall of the right side of the crushing box (100), a round plate (4) is rotatably installed between the inner wall of the front side and the inner wall of the rear side of the round hole (3), and a knocking component is fixedly connected to the left side of the round plate (4), the right side of the circular plate (4) is embedded with an arc-shaped rack (8), the right side of the crushing box (100) is fixedly connected with an elastic guide component, the bottom of the left side of the elastic guide component is embedded with a straight rack (11) which is fixedly meshed with the right side of the arc-shaped rack (8), the top of the elastic guide component is embedded with a ball (13), and the top of the ball (13) is movably contacted with an eccentric wheel (14) which is sleeved on a rotating shaft (101) on the front side in a welding manner.

2. The recycling crushing device for municipal building waste according to claim 1, characterized in that the knocking component comprises a cross bar (5) fixedly connected to the left side of the circular plate (4), the left end of the cross bar (5) is fixedly connected with a support spring (6), the left end of the support spring (6) is fixedly connected with a knocking ball (7), and the knocking ball (7) is located below the hard filter plate (2) and matched with the hard filter plate (2).

3. The recycling and crushing device for municipal building waste according to claim 1, wherein the elastic guide component comprises a rectangular sliding sleeve (9) fixedly connected to the right side of the crushing box (100), a T-shaped rod (10) is slidably sleeved in the rectangular sliding sleeve (9), the top of the T-shaped rod (10) extends to the upper side of the rectangular sliding sleeve (9), a ball (13) is nested at the top of the T-shaped rod (10), a first spring (12) is fixedly connected between the inner wall of the top of the T-shaped rod (10) and the top of the rectangular sliding sleeve (9), the first spring (12) is movably sleeved on the T-shaped rod (10), and a spur rack (11) is embedded and fixed at the bottom of the left side of the T-shaped rod (10).

4. The circulating crushing device for municipal building waste according to claim 1, characterized in that the screw conveyor comprises a conveying cylinder (200) which is fixedly installed at the top of the workbench (105) and is arranged obliquely, an oblique support is fixedly connected between the bottom of the conveying cylinder (200) and the left side of the top of the workbench (105), a screw conveying blade (201) is rotatably connected between the inner wall of the top of the conveying cylinder (200) and the inner wall of the bottom of the conveying cylinder, a conveying motor is fixedly installed at the left side of the oblique support, the top end of an output shaft of the conveying motor extends into the conveying cylinder (200) and is fixedly connected with the bottom end of the screw conveying blade (201), and the left end of the discharge pipe (203) and the left end of the guide pipe (202) are both communicated with and fixed to the right side of the conveying cylinder (200).

5. The circulating crushing device for municipal building waste according to claim 1, characterized in that a plurality of filtering holes are opened on the top of the hard filter plate (2), the hard filter plate (2) is located below the two crushing rollers (102), and a plurality of crushing tips are fixedly connected to the outer side of the crushing rollers (102).

6. The circulating crushing device for municipal building waste according to claim 1, characterized in that a round shaft is fixedly connected between the front inner wall and the rear inner wall of the round hole (3), a first round hole is opened on the front side of the round plate (4), a first bearing is fixedly sleeved in the first round hole, and the inner ring of the first bearing is fixedly sleeved on the outer side of the round shaft.

7. The circulating crushing device for municipal building waste according to claim 1, wherein two second round holes are formed in the inner walls of the two sides of the crushing box (100), a sealing bearing is fixedly sleeved in each second round hole, and the inner ring of each sealing bearing is fixedly sleeved on the outer side of the corresponding rotating shaft (101).

8. The circulating crushing device for the municipal building waste according to claim 1, characterized in that a third round hole is formed at the bottom of the right side of the eccentric wheel (14), and the inner wall of the third round hole is fixedly connected with the outer side of the rotating shaft (101) at the front side.

9. The circulating crushing device for municipal building waste according to claim 1, characterized in that the right side of the circular plate (4) is provided with an arc-shaped groove, and the inner wall of the arc-shaped groove is fixedly connected with the outer side of the arc-shaped rack (8).