CN214717332U

CN214717332U - Multistage reducing mechanism of concrete is used in road bridge construction

Info

Publication number: CN214717332U
Application number: CN202120642724.1U
Authority: CN
Inventors: 何腾飞; 刘利芳; 许永立
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-03-30
Filing date: 2021-03-30
Publication date: 2021-11-16
Anticipated expiration: 2031-03-30

Abstract

The utility model discloses a concrete multistage grinding device for road and bridge construction, which comprises a bracket, wherein the top of the bracket is fixed with a lower material bin, the top of the lower material bin is fixed with a grinding bin, the inner wall of the lower material bin is fixed with a feeding mechanism, the upper end of the inner wall of the grinding bin is fixed with a first-stage grinding device, and the lower end of the inner wall of the grinding bin is fixed with a second-stage grinding device, the utility model discloses a first-stage grinding device and the second-stage grinding device are arranged in the grinding bin, a first grinding plate is driven by a first servo motor to carry out eccentric motion, a second grinding plate is matched to extrude and crush materials, a crushing roller is driven by the second servo motor to rotate, the materials are driven to splash to a third grinding plate and a fourth grinding plate at high speed to carry out impact crushing, the materials are subjected to multistage crushing, the crushing efficiency is improved, the occupied area is reduced, the use cost is reduced, and a filter plate is driven by a second hydraulic cylinder to go up and down, the angle of adjustable filter realizes the regulation to unloading speed, makes things convenient for people to use.

Description

Multistage reducing mechanism of concrete is used in road bridge construction

Technical Field

The utility model relates to the technical field, specifically be a road bridge construction is with concrete multi-stage reduction device.

Background

The road and bridge engineering can be divided into: roadbed, road surface, bridge, culvert, tunnel, drainage, protection, greening, traffic engineering, electromechanical engineering and other engineering. The unit project according to the standard is divided into: the concrete construction of roadbed engineering, pavement engineering, bridge engineering, interchange engineering, tunnel engineering, environmental protection engineering, traffic safety facilities, electromechanical engineering and house building engineering (note: house building engineering in road bridge engineering, such as toll stations, service areas and the like) has specifications;

in the road and bridge construction, to building concrete waste material, can adopt the mode of broken recovery to carry out waste utilization, save the resource, generally smash through the breaker, but the current breaker that is used for concrete crushing is mostly crushing function singleness, need arrange many and smash just can reach the effect of ideal, use comparatively loaded down with trivial details to inconvenient regulation unloading speed, for this reason, we provide a concrete multi-stage reduction device for the road and bridge construction.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a road bridge is concrete multi-stage reduction device for construction 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: the utility model provides a road bridge construction is with concrete multi-stage reduction device, includes the support, the support top is fixed with down the feed bin, the feed bin top is fixed with smashes the storehouse down, the feed bin inner wall is fixed with unloading mechanism down, it is fixed with one-level reducing mechanism to smash storehouse inner wall upper end, it is fixed with second grade reducing mechanism to smash storehouse inner wall lower extreme.

Preferably, the primary crushing device comprises a first rotating shaft, a first belt pulley, a first servo motor, a second belt pulley, an eccentric wheel, an eccentric shaft, a first crushing plate, a fixing seat, a first hydraulic cylinder, a second crushing plate, a first blanking plate and a second blanking plate, the upper end of the crushing bin is rotatably connected with the first rotating shaft through a bearing, the first belt pulley is symmetrically fixed at two ends of the first rotating shaft, the first servo motor is fixed at one side of the crushing bin, the second belt pulley is fixed at the output end of the first servo motor, the first belt pulley is in transmission connection with the second belt pulley through a belt, the eccentric shaft is fixed in the middle of the first rotating shaft, the first crushing plate is rotatably connected at the outer side of the eccentric shaft through a bearing, the fixing seat is symmetrically fixed at one end of the inner wall of the crushing bin close to the first crushing plate, and the first hydraulic cylinder is rotatably connected with the fixing seat through a shaft pin, the output of first pneumatic cylinder passes through the pivot and is articulated with first crushing board, it is fixed with second crushing board to smash one side that the storehouse inner wall kept away from the fixing base, the one end that smashes the storehouse inner wall and is close to second crushing board is fixed with first flitch down, it is fixed with second flitch down to smash storehouse inner wall one side and be located second crushing board below.

Preferably, second grade reducing mechanism includes flitch under second pivot, second servo motor, crushing roller, third crushing board, fourth crushing board and the third, it is connected with the second pivot to rotate through the bearing in the middle part of smashing the storehouse inner wall, it is fixed with second servo motor to smash storehouse one side, and second servo motor's output and second pivot fixed connection, second pivot middle part is fixed with the crushing roller, the one end that smashes the storehouse inner wall and is close to first flitch is fixed with third crushing board and fourth crushing board in proper order, the below that smashes the storehouse inner wall and is located the crushing roller is fixed with the third and descends the flitch.

Preferably, unloading mechanism includes flitch, fixed plate and second pneumatic cylinder under filter, the fourth, the feed bin inner wall articulates through the hinge has the filter down, filter one end is fixed with flitch under the fourth, feed bin bottom symmetry is fixed with the fixed plate down, fixed plate one side articulates through the hinge has the second pneumatic cylinder, the output of second pneumatic cylinder passes through the hinge and is articulated with the filter.

Preferably, a fifth blanking plate is fixed at one end, close to the fourth blanking plate, of the lower surface of the filter plate.

Preferably, a dust collecting hopper is fixed at one end of the upper surface of the blanking bin, a bag-type dust collector is arranged on one side of the support, and the air inlet end of the bag-type dust collector is communicated with the dust collecting hopper through a pipeline.

Preferably, the first servo motor is a speed reduction motor.

Preferably, the crushing strips are fixed on the surfaces of the first crushing plate, the second crushing plate, the third crushing plate and the fourth crushing plate.

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

the utility model discloses a set up one-level reducing mechanism and second grade reducing mechanism in smashing the storehouse, drive first crushing board through first servo motor and carry out eccentric motion, cooperate the second crushing board, extrude the breakage to the material, and rotate through second servo motor drive crushing roller, drive the material and splash to third crushing board and fourth crushing board at a high speed and strike the smashing, carry out multistage crushing to the material, improve crushing efficiency, and reduce area, reduce use cost;

the filter plate is driven to lift through the second hydraulic cylinder, the angle of the filter plate can be adjusted, the adjustment of the blanking speed is achieved, and the filter plate is convenient for people to use.

Drawings

Fig. 1 is one of the overall structural diagrams of the present invention;

fig. 2 is a second schematic view of the overall structure of the present invention;

fig. 3 is a schematic view of the internal structure of the crushing bin of the present invention;

FIG. 4 is a schematic structural view of the primary crushing device of the present invention;

fig. 5 is a schematic structural view of the discharging mechanism of the present invention.

In the figure: 1. a support; 2. discharging a bin; 3. a crushing bin; 4. a blanking mechanism; 41. a filter plate; 42. a fourth blanking plate; 43. a fixing plate; 44. a second hydraulic cylinder; 5. a primary crushing device; 51. a first rotating shaft; 52. a first pulley; 53. a first servo motor; 54. a second pulley; 56. an eccentric shaft; 57. a first crushing plate; 58. a fixed seat; 59. a first hydraulic cylinder; 510. a second crushing plate; 511. a first blanking plate; 512. a second blanking plate; 6. a secondary crushing device; 61. a second rotating shaft; 62. a second servo motor; 63. a crushing roller; 64. a third crushing plate; 65. a fourth crushing plate; 66. a third blanking plate; 7. a fifth blanking plate; 8. a dust collecting hopper; 9. a bag-type dust collector.

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, 2 and 3, a multi-stage concrete crushing device for road and bridge construction in the drawings includes a support 1, a lower bin 2 is fixed on the top of the support 1, a crushing bin 3 is fixed on the top of the lower bin 2, a blanking mechanism 4 is fixed on the inner wall of the lower bin 2, a first-stage crushing device 5 is fixed on the upper end of the inner wall of the crushing bin 3, and a second-stage crushing device 6 is fixed on the lower end of the inner wall of the crushing bin 3.

Referring to fig. 1 and 4, the primary crushing device 5 includes a first rotating shaft 51, a first belt pulley 52, a first servo motor 53, a second belt pulley 54, an eccentric wheel 55, an eccentric shaft 56, a first crushing plate 57, a fixing seat 58, a first hydraulic cylinder 59, a second crushing plate 510, a first blanking plate 511, and a second blanking plate 512, the upper end of the crushing bin 3 is rotatably connected with the first rotating shaft 51 through a bearing, the first belt pulley 52 is symmetrically fixed at two ends of the first rotating shaft 51, the first servo motor 53 is fixed at one side of the crushing bin 3, the first servo motor 53 is a speed reduction motor, the second belt pulley 54 is fixed at the output end of the first servo motor 53, the first belt pulley 52 is in transmission connection with the second belt pulley 54 through a belt, the eccentric shaft 56 is fixed at the middle part of the first rotating shaft 51, the first crushing plate 57 is rotatably connected at the outer side of the eccentric shaft 56 through a bearing, a fixed seat 58 is symmetrically fixed at one end of the inner wall of the crushing bin 3 close to the first crushing plate 57, the fixed seat 58 is connected with a first hydraulic cylinder 59 through a shaft pin in a rotating way, the output end of the first hydraulic cylinder 59 is hinged with the first crushing plate 57 through the shaft pin, a second crushing plate 510 is fixed at one side of the inner wall of the crushing bin 3 far away from the fixed seat 58, a first blanking plate 511 is fixed at one end of the inner wall of the crushing bin 3 close to the second crushing plate 510, a second blanking plate 512 is fixed at one side of the inner wall of the crushing bin 3 below the second crushing plate 510, concrete blocks are lifted to the upper part of the crushing bin 3 through a material lifting machine and fall between the first crushing plate 57 and the second crushing plate 510, in the process, the first rotating shaft 51 is driven to rotate through the rotation of the first servo motor 53, and then the first eccentric wheel 55 is driven to rotate, so that the first eccentric wheel 55 drives one end of the first crushing plate 57 to perform eccentric motion, and supported by a first hydraulic cylinder 59, which is similar to the existing jaw crusher principle, and performs primary crushing on the material by a first crushing plate 57 and a second crushing plate 510.

Referring to fig. 4, the secondary crushing device 6 includes a second rotating shaft 61, a second servo motor 62, a crushing roller 63, a third crushing plate 64, a fourth crushing plate 65 and a third blanking plate 66, the second rotating shaft 61 is rotatably connected to the middle portion of the inner wall of the crushing bin 3 through a bearing, the second servo motor 62 is fixed to one side of the crushing bin 3, the output end of the second servo motor 62 is fixedly connected to the second rotating shaft 61, the crushing roller 63 is fixed to the middle portion of the second rotating shaft 61, the third crushing plate 64 and the fourth crushing plate 65 are sequentially fixed to one end of the inner wall of the crushing bin 3 close to the first blanking plate 511, the third blanking plate 66 is fixed to the inner wall of the crushing bin 3 below the crushing roller 63, the crushed material falls onto the second blanking plate 512 through the first blanking plate 511 and then onto the crushing roller 63, the second servo motor 62 rotates to drive the crushing roller 63 to rotate, make and dial on the crushing roller 63 that the material tooth drives the material and splash to the elbow for the material is pounded on third crushing board 64, makes the material continue to fall to through third crushing board 64, and is stirred by crushing roller 63 once more, makes the material pound on fourth crushing board 65, carries out the breakage once more, realizes multistage breakage.

Referring to fig. 4 and 5, the discharging mechanism 4 includes a filter plate 41, a fourth discharging plate 42, a fixing plate 43 and a second hydraulic cylinder 44, the inner wall of the discharging bin 2 is hinged to the filter plate 41 through a hinge, the fourth discharging plate 42 is fixed at one end of the filter plate 41, the fixing plates 43 are symmetrically fixed at the bottom of the discharging bin 2, the second hydraulic cylinder 44 is hinged to one side of the fixing plate 43 through a hinge, the output end of the second hydraulic cylinder 44 is hinged to the filter plate 41 through a hinge, the material falls on the filter plate 41, the smaller material is filtered and falls, and the larger material is discharged through the fourth discharging plate 42, so that the classified discharging is realized.

Referring to fig. 4, a fifth blanking plate 7 is fixed at one end of the lower surface of the filter plate 41 close to the fourth blanking plate 42, and the fifth blanking plate 7 is arranged to facilitate blanking of the crushed aggregates through the filter plate 41.

Referring to fig. 2, a dust collecting hopper 8 is fixed at one end of the upper surface of the lower bin 2, a bag-type dust collector 9 is arranged at one side of the support 1, and an air inlet end of the bag-type dust collector 9 is communicated with the dust collecting hopper 8 through a pipeline, so that dust is absorbed by the bag-type dust collector 9 to prevent the dust from floating.

Referring to fig. 4, the first crushing plate 57, the second crushing plate 510, the third crushing plate 64 and the fourth crushing plate 65 have crushing strips fixed on their surfaces, so as to increase the surface friction and further improve the crushing effect.

The working principle is as follows:

when the material crushing device is used, concrete blocks are lifted to the upper part of the crushing bin 3 through the material lifter and fall between the first crushing plate 57 and the second crushing plate 510, in the process, the first servo motor 53 rotates to drive the first rotating shaft 51 to rotate, and further the first eccentric wheel 55 is driven to rotate, so that the first eccentric wheel 55 drives one end of the first crushing plate 57 to perform eccentric motion and is supported through the first hydraulic cylinder 59, the crushing process is similar to the principle of the existing jaw crusher, the material is subjected to primary crushing through the first crushing plate 57 and the second crushing plate 510, the crushed material falls on the second blanking plate 512 through the first blanking plate 511 and then falls on the crushing roller 63, the crushing roller 63 is driven to rotate through the rotation of the second servo motor 62, the material shifting teeth on the crushing roller 63 drive the material to splash towards elbows, and the material is crushed on the third crushing plate 64, make the material continue to fall downwards through third crushing board 64, and stir by crushing roller 63 once more, make the material pound on fourth crushing board 65, carry out the breakage once more, realize multistage breakage, then the material then falls in filter 41, less material is filtered and falls down, and great material is then through fourth unloading board 42 unloading, realize hierarchical unloading, and at crushing in-process, can carry out convulsions in the feed bin 2 through sack cleaner 9, make inside formation negative pressure, inhale the ash that floats away, prevent that the dust from wandering away, the angle through adjusting filter 41 can realize the regulation to unloading speed, drive filter 41 through second pneumatic cylinder 44 and overturn, can realize the regulation to unloading speed.

The utility model discloses circuit and control that relate to are prior art, do not carry out too much repetition here.

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 a road bridge construction is with concrete multi-stage reduction device, includes support (1), its characterized in that: support (1) top is fixed with down feed bin (2), feed bin (2) top is fixed with down smashes storehouse (3), feed bin (2) inner wall is fixed with unloading mechanism (4) down, it is fixed with one-level reducing mechanism (5) to smash storehouse (3) inner wall upper end, it is fixed with second grade reducing mechanism (6) to smash storehouse (3) inner wall lower extreme.

2. The multistage concrete crushing device for road and bridge construction according to claim 1, wherein: the primary crushing device (5) comprises a first rotating shaft (51), a first belt pulley (52), a first servo motor (53), a second belt pulley (54), an eccentric shaft (56), a first crushing plate (57), a fixed seat (58), a first hydraulic cylinder (59), a second crushing plate (510), a first blanking plate (511) and a second blanking plate (512), the upper end of the crushing bin (3) is rotatably connected with the first rotating shaft (51) through a bearing, the two ends of the first rotating shaft (51) are symmetrically fixed with the first belt pulley (52), one side of the crushing bin (3) is fixed with the first servo motor (53), the output end of the first servo motor (53) is fixed with the second belt pulley (54), the first belt pulley (52) is in transmission connection with the second belt pulley (54) through a belt, the eccentric shaft (56) is fixed in the middle of the first rotating shaft (51), the utility model discloses a crushing device, including eccentric shaft (56), crushing storehouse (3), fixing base (58), first pneumatic cylinder (59), crushing storehouse (3), the output of first pneumatic cylinder (59) is articulated through pivot and first crushing board (57), one side that fixing base (58) were kept away from to crushing storehouse (3) inner wall is fixed with second crushing board (510), the one end that crushing storehouse (3) inner wall is close to second crushing board (510) is fixed with first flitch (511), it is fixed with second flitch (512) down to be located second crushing board (510) below on one side of crushing storehouse (3) inner wall.

3. The concrete multistage crushing device for road and bridge construction according to claim 2, wherein: second grade reducing mechanism (6) include second pivot (61), second servo motor (62), crushing roller (63), third crushing board (64), fourth crushing board (65) and third lower flitch (66), it is connected with second pivot (61) to smash storehouse (3) inner wall middle part through bearing rotation, it is fixed with second servo motor (62) to smash storehouse (3) one side, and the output and second pivot (61) fixed connection of second servo motor (62), second pivot (61) middle part is fixed with crushing roller (63), the one end that smashes storehouse (3) inner wall and is close to first lower flitch (511) is fixed with third crushing board (64) and fourth crushing board (65) in proper order, it is fixed with third lower flitch (66) to smash the below that storehouse (3) inner wall is located crushing roller (63).

4. The multistage concrete crushing device for road and bridge construction according to claim 1, wherein: unloading mechanism (4) are flitch (42), fixed plate (43) and second pneumatic cylinder (44) under filter (41), fourth, feed bin (2) inner wall has filter (41) through hinge joint down, filter (41) one end is fixed with flitch (42) under the fourth, feed bin (2) bottom symmetry is fixed with fixed plate (43) down, fixed plate (43) one side has second pneumatic cylinder (44) through hinge joint, the output of second pneumatic cylinder (44) passes through the hinge and is articulated with filter (41).

5. The multistage concrete crushing device for road and bridge construction according to claim 4, wherein: and a fifth blanking plate (7) is fixed at one end of the lower surface of the filter plate (41) close to the fourth blanking plate (42).

6. The multistage concrete crushing device for road and bridge construction according to claim 1, wherein: a dust collecting hopper (8) is fixed at one end of the upper surface of the lower storage bin (2), a bag-type dust collector (9) is arranged on one side of the support (1), and the air inlet end of the bag-type dust collector (9) is communicated with the dust collecting hopper (8) through a pipeline.

7. The concrete multistage crushing device for road and bridge construction according to claim 2, wherein: the first servo motor (53) is a speed reduction motor.

8. The multistage concrete crushing device for road and bridge construction according to claim 3, wherein: the surfaces of the first crushing plate (57), the second crushing plate (510), the third crushing plate (64) and the fourth crushing plate (65) are all fixed with crushing strips.