CN216237978U

CN216237978U - Lime breaker for highway construction

Info

Publication number: CN216237978U
Application number: CN202120908825.9U
Authority: CN
Inventors: 袁况; 周松; 覃川; 张超; 陈嘉辉
Original assignee: China Construction Fifth Bureau Third Construction Co Ltd
Current assignee: China Construction Fifth Bureau Third Construction Co Ltd
Priority date: 2021-04-29
Filing date: 2021-04-29
Publication date: 2022-04-08
Anticipated expiration: 2031-04-29

Abstract

A lime crushing device for highway construction comprises a tractor and a machine body, wherein the machine body comprises a crushing box and a discharging box which are connected into a whole, the upper end of the crushing box is hermetically hinged with a box cover, a crushing mechanism is arranged in the crushing box and comprises a first rotating shaft and a rolling body which are rotatably assembled, the lower side of the crushing box is detachably and fixedly connected with a sieving plate, a knocking mechanism and a guiding hopper are arranged in the discharging box, the knocking mechanism comprises loop bars arranged between the crushing box and the guiding hopper, the two loop bars are both arranged at one side of the discharging box and are sleeved with a sliding plate together, the two loop bars are both sleeved with return springs arranged between the sliding plate and the guiding hopper, the discharging box is provided with a second rotating shaft, a transmission assembly is arranged between the first rotating shaft and the second rotating shaft together, cams arranged in the discharging box are symmetrically arranged at the front and back of the second rotating shaft, and the lime crushing device can effectively crush lime when lime is sprayed, and is convenient for handle the board that sieves and avoid blockking up.

Description

Lime breaker for highway construction

Technical Field

The utility model belongs to the technical field of road construction equipment, and particularly relates to a lime crushing device for highway construction.

Background

The highway is a public road which is approved by a highway administration department and can drive automobiles in cities, towns and villages, the construction of the highway is rapidly and continuously developed along with the rapid development of social infrastructure, and the highway is used as a basis for driving vehicles and provides an important basis for activities such as resource transportation, economic communication and the like, so the highway plays a role in lifting weight in the economic development process.

In the process of highway construction, in order to ensure that a highway has a stable foundation, lime needs to be sprayed before construction to construct a lime layer, so that the situation that the road collapses is avoided from occurring due to the fact that the stable foundation of a dry road surface is constructed, the traditional lime spraying method generally adopts manpower, but the lime causes great harm to a human body and the manpower consumption is large, so that the lime is gradually sprayed by a machine, but the lime is easy to form lime blocks in the production or later-stage storage process, and a common machine does not treat the lime blocks, so that the lime blocks cannot play a normal role, the thickness of the lime layer of the road can be uneven, and the normal construction of the road is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide the lime crushing device for highway construction, which can effectively crush the lime blocks when lime is applied in highway construction, reduce the volume of the lime so as to enable the lime to be applied more effectively, ensure that the lime can normally play a drying role, ensure the uniform thickness of a lime layer, treat a filter screen for filtering the lime and avoid the filter screen from being blocked by the lime to influence the filtering and discharging effects of the lime.

In order to achieve the technical purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a lime breaker for highway construction, includes tractor and organism, and the organism includes even broken case as an organic whole and row's material case, broken roof portion is equipped with the feed inlet, the bottom export of broken case is connected with row's material case, broken incasement is equipped with broken mechanism, broken mechanism is including the first pivot that the level of assembly in broken incasement was laid and by the rotatory body that rolls of first pivot drive, be fixed with in the first pivot and lay the connecting axle perpendicularly with first pivot, the one end of connecting axle is fixed with rolls the body, and the other end is connected with the balancing weight, first pivot drives through the connecting axle and rolls the body and the balancing weight continuously rotates, detachable the sieve of having installed in the export of broken case, be equipped with the sieve mesh on the sieve plate, roll the body when rotatory sieve place scope, roll the body and the cooperation of sieve plate and extrude the breakage to the lime stone, and meanwhile, lime is sieved, an outlet at the bottom of the discharge box is connected with a guide hopper, the guide hopper penetrates through the bottom of the tractor, and an outlet of the guide hopper faces the ground. The device can effectively crush and roll the lime blocks before spraying lime by matching the transmission assembly, the first rotating shaft, the rolling body and the sieving plate, so that the lime can be sprayed with proper particle size, and the lime blocks are prevented from not playing an effective role and influencing highway construction;

through the cooperation of transmission assembly and knocking mechanism, can strike the board that sieves when lime is broken and is rolled, and then avoid lime to be detained on crossing the sieve or cause the efficiency that sieves in the sieve mesh to reduce, improved the efficiency that lime was sieved, can dismantle the board that sieves of being connected with broken case and can be convenient for more maintain and clear up

In this embodiment, strike mechanism including setting up the loop bar in arranging the material case, installing slide and return spring on the loop bar, lay two loop bars of laying perpendicularly between the bottom of broken case and the tractor, the cover is equipped with return spring on two loop bars, the common cover in return spring's top is equipped with a slide, the slide can slide along the loop bar on the loop bar, it still is equipped with the second pivot parallel with first pivot to arrange the material incasement, the transmission assembly linkage is passed through with the second pivot in first pivot, be fixed with the cam in the second pivot, be fixed with on the slide and strike the roller and push the roller, strike the roller setting in the below of crossing the sieve, push the roller setting in the cam position, the cam circulates under the rotation of second pivot and promotes and pushes away the roller and move down.

In this embodiment, a box cover for sealing the feed inlet is hinged to the top of the crushing box.

In this embodiment, the bottom of the crushing box is in the shape of an outwardly convex arc, and the sieving plate is an arc-shaped sieving plate matched with an opening at the bottom of the crushing box.

In this embodiment, cross the sieve towards roll body one side on, roll body business turn over, go out to hold evenly arranged and have a plurality of extrusion pieces that extend along rolling body direction of rotation, be equipped with the interval between the adjacent extrusion piece and form the recess, roll the body towards cross sieve one side on, be equipped with a plurality of extrusion grooves, the arch of extrusion groove and the recess phase-match between the extrusion piece.

In this embodiment, the business turn over of crossing the sieve is served and is equipped with the engaging lug, threaded connection has the screw rod on the engaging lug, broken case be equipped with screw rod size assorted constant head tank, cross the sieve and pass through the screw rod and install on the export of broken bottom of the case portion.

The downside of broken case can do benefit to concentrated lime more for semi-circular and carry out the breakage, and arc sieve and extrusion piece cooperation roll the body, can be when rolling the broken lime of body, make the extrusion piece block the lime piece, and then produce the extrusion breakage to the lime piece, and then break the lime piece more effectively, and roll body cooperation arc sieve and can carry out further rolling to lime, the engaging lug, screw rod cooperation slot and constant head tank, after the slot is packed into to the board that sieves, can be connected screw rod screw in and make it and broken case, can fix the board that sieves.

In this embodiment, the body that rolls is the hollow semicircle body with the downside assorted of broken case, hollow semicircle body evenly is equipped with a plurality of extrusion grooves on one side towards the board that sieves. The body that rolls can reduce the whole weight that rolls the body for hollow semicircle body, and the extrusion groove can cooperate the extrusion piece to carry out the extrusion breakage to the lime piece.

In this embodiment, the transmission assembly includes a first belt wheel and a second belt wheel respectively installed on the first rotating shaft and the second rotating shaft, a transmission belt is arranged between the first belt wheel and the second belt wheel for connection, and the first rotating shaft is connected with the motor.

To sum up, this device can carry out effectual breakage to the lime of blocking when the highway construction is executed and is spilt lime, reduces the volume of lime and then makes spreading of lime more effective, when guaranteeing that lime can normally play drying action, can also ensure that the thickness on lime layer is even, can also handle the filter screen that filters lime usefulness simultaneously, avoids the filter screen to be blockked up the filtration discharge effect that influences lime by lime.

Drawings

FIG. 1 is a first schematic structural diagram according to an embodiment of the present invention;

FIG. 2 is a second schematic structural diagram according to an embodiment of the present invention;

FIG. 3 is a structural cross-sectional view of an embodiment of the present invention;

FIG. 4 is an enlarged schematic view at A in FIG. 3;

FIG. 5 is a third schematic structural diagram according to an embodiment of the present invention;

FIG. 6 is a schematic diagram of a screening plate structure according to an embodiment of the present invention;

in the attached drawings, 1, a tractor; 2. a body; 3. a crushing box; 31. a box cover; 32. a first rotating shaft; 33. rolling a body; 331. a hollow semi-circular body; 332. extruding a groove; 34. a connecting shaft; 35. a balancing weight; 36. positioning a groove; 4. sieving a sieve plate; 41. an arc-shaped sieve plate; 42. extruding the block; 43. connecting lugs; 431. a screw; 5. a discharge box; 51. a guide hopper; 52. a loop bar; 53. a slide plate; 54. a return spring; 55. a second rotating shaft; 56. a cam; 57. knocking rollers; 58. a pusher roller; 6. a first pulley; 61. a second pulley; 62. a transmission belt; 63. an electric motor.

Detailed Description

In order that those skilled in the art can better understand the present invention, the following technical solutions are further described with reference to the accompanying drawings and examples.

As shown in fig. 1-6, a lime crushing device for road construction comprises a tractor 1 and a machine body 2, wherein the machine body 2 comprises a crushing box 3 and a discharging box 5 which are connected into a whole, the upper end of the crushing box 3 is hermetically hinged with a box cover 31, the box cover 31 can play a sealing role to prevent lime from spilling out during crushing, the bottom outlet of the crushing box 3 is connected with the discharging box 5, a crushing mechanism is arranged in the crushing box 3, the crushing mechanism comprises a first rotating shaft 32 and a rolling body 33 which are assembled in the crushing box 3, a plurality of connecting shafts 34 which are perpendicular to the first rotating shaft 32 are fixed on the first rotating shaft 32, the rolling body 33 is fixed at one end of each connecting shaft 34, the other end of each connecting shaft is connected with a clump weight 35, the clump weight 35 is used for balancing gravity, the rolling body 33 is driven to continuously rotate through the connecting shafts 34, so as to drive the rolling body 33 to roll lime blocks in the crushing box 3, the bottom of the crushing box 3 is detachably and fixedly connected with a screen plate 4, when the rolling body 33 rotates to the lowest point, a distance is arranged between the rolling body 33 and the screening plate 4, the screening plate 4 is matched with the rolling body 33 to crush and roll lime blocks, lime is screened at the same time, a knocking mechanism is arranged in the discharging box 5, the outlet at the bottom of the discharging box 5 is connected with a guide hopper 51, the guide hopper 51 penetrates through the bottom of the tractor 1, the outlet of the guide hopper 51 faces the ground, the knocking mechanism comprises a sleeve rod 52 arranged in the discharging box 5 and below the crushing box 3, a sliding plate 53 and a return spring 54, two sleeve rods 52 vertically arranged are arranged between the bottom of the crushing box 3 and the tractor 1, the two sleeve rods 52 are sleeved with the return spring 54, the two sleeve rods 52 are commonly sleeved with a sliding plate 53, the sliding plate 53 can slide along the sleeve rods 52 on the sleeve rods 52, the return spring 54 is used for resetting and applying thrust to the sliding plate 53,

a second rotating shaft 55 parallel to the first rotating shaft 32 is further arranged in the discharging box below the discharging box 5, the first rotating shaft 32 and the second rotating shaft 55 are respectively provided with a first belt wheel 6 and a second belt wheel 61, the first rotating shaft 32 is driven by a motor 63 to serve as a driving shaft, a transmission belt 62 is arranged on the first belt wheel 6 and the second belt wheel 61, so that the first rotating shaft 32 is linked with the second rotating shaft 55, a cam 56 is fixed on the second rotating shaft 55, a knocking roller 57 and a pushing roller 58 are fixed on a sliding plate 53, an included angle is formed between the knocking roller 57 and the pushing roller 58, the knocking roller 57 is arranged below the sieving plate 4, the pushing roller 58 is arranged at the position of the cam 56, the cam 56 circularly pushes the pushing roller 58 to move downwards under the rotation of the second rotating shaft 55, after the cam 56 leaves the pushing roller 58, the knocking roller 57 drives the sliding plate 53 to move upwards along the sleeve rod 52 under the action of a return spring 54, and then the knocking roller 57 is made to circularly knock over the sieve plate 4, thereby generating vibration, so that the lime crushed in the crushing box 3 falls down from the sieve holes of the sieve plate 4.

In this embodiment, the bottom outlet of the crushing box 3 is semicircular, the sieving plate 4 is an arc-shaped sieving plate 41 matched with the bottom opening of the crushing box 3, the arc-shaped sieving plate 41 faces one side of the rolling body 33, a plurality of extruding blocks 42 extending along the rotating direction are uniformly arranged on the inlet end and the outlet end of the rolling body 33, a groove is formed between every two adjacent extruding blocks 42 at intervals, a bulge matched with the groove between the extruding blocks 42 of the arc-shaped sieving plate 41 is arranged on one side of the rolling body 33 facing the sieving plate 4, connecting lugs 43 are arranged on the inlet end and the outlet end of the sieving plate 4, a screw 431 is connected to the connecting lugs 43 in a threaded manner, a positioning groove 36 matched with the screw 431 of the connecting lugs 43 is arranged on the crushing box 3, and the sieving plate 4 is arranged on the outlet at the bottom of the crushing box 3 through the screw 431;

broken case 3's downside can do benefit to concentrated lime more for semi-circular and carry out the breakage, and arc sieve 41 and extrusion piece 42 cooperation roll body 33, can be when rolling the broken lime of body 33, make extrusion piece 42 block the lime piece, and then produce the extrusion breakage to the lime piece, and then carry out the breakage to the lime piece more effectively, and roll body 33 cooperation arc sieve 41 and can carry out further rolling to lime, engaging lug 43, screw 431 cooperation slot and constant head tank 36, after the slot is packed into to board 4 that sieves, can be connected screw 431 screw in and make it and broken case 3, can fix board 4 that sieves.

In this embodiment, the rolling body 33 is a hollow semi-circular body 331 matched with the lower side of the crushing box 3, a plurality of extrusion grooves 332 are uniformly arranged on one side of the hollow semi-circular body 331 facing the sieve plate 4, and the extrusion grooves 332 are matched with the extrusion blocks 42; the rolling body 33 is a hollow semi-circular body 331, so that the whole weight of the rolling body 33 can be reduced, and the extrusion groove 332 can be matched with the extrusion block 42 to extrude and crush lime blocks.

In this embodiment, the transmission assembly includes a first belt wheel 6 and a second belt wheel 61 fixedly connected to the first rotating shaft 32 and the second rotating shaft 55, respectively, a transmission belt 62 is disposed between the first belt wheel 6 and the second belt wheel 61, the first belt wheel 6 is in transmission connection with a motor 63, and the motor 63 is fixedly disposed in the crushing box 3 and electrically connected to an external power supply; the motor 63 is started to drive the first rotating shaft 32 and the first belt wheel 6 to rotate, the first belt wheel 6 rotates to transmit power to the second belt wheel 61 through the transmission belt 62, and then the second rotating shaft 55 is driven to rotate, so that the crushing mechanism and the knocking mechanism can operate simultaneously.

Before lime is sprayed, lime to be sprayed is thrown into the crushing box 3, and after the lime is thrown into the crushing box, the transmission assembly is opened, so that the crushing mechanism in the crushing box 3 and the knocking mechanism in the discharge box 5 run simultaneously;

when the transmission assembly drives the first rotating shaft 32 to rotate, the first rotating shaft 32 drives the rolling body 33 and the balancing weight 35 to rotate through the connecting shaft 34, the rolling body 33 is matched with the crushing box 3 and the sieving plate 4 to roll and crush lime, the lime passes through the sieving plate 4 and is sprayed out through the discharging box 5 and the guide hopper 51 until the lime is crushed into proper particle size, the balancing weight 35 plays a balance role and also plays a role in assisting in turning over the lime in the crushing box 3, so that the lime can be crushed more effectively, the discharging box 5 is matched with the guide hopper 51 to enable the discharged lime to be more concentrated, the condition that the lime flies all around in the falling process is avoided, the concentrated lime spraying is facilitated, and the physical and mental health of workers is facilitated;

when the crushing mechanism crushes lime, the second rotating shaft 55 rotates to drive the two cams 56 to synchronously rotate, when the cams 56 rotate until the cams 56 contact with the pushing rollers 58, the cams 56 push the pushing rollers 58 to move downwards so as to drive the sliding plate 53 to slide downwards, at the moment, the return springs 54 compress the knocking rollers 57 and the knocking rollers 57 are far away from the sieve plate 4, when the cams 56 continuously rotate until the knocking rollers are separated from the contact with the pushing rollers 58, the pushing rollers 58 lose the blocking effect and rebound through the return springs 54, so that the sliding plate 53 is quickly pushed upwards, the knocking rollers 57 quickly ascend and collide with the sieve plate 4, and therefore, lime retained on the sieve plate 4 and in sieve holes of the sieve plate 4 can be cleaned and fallen due to collision through the knocking of the knocking rollers 57, and further, the problem that the sieve plate 4 is blocked by lime to cause unsmooth lime spreading is avoided, simultaneously the effect of sharp striking can further improve the clearance, and can dismantle fixed connection between sieve plate 4 and the broken case 3, consequently can be convenient for more maintain the clearance to crossing sieve plate 4, do benefit to sieving of sieve plate 4 more.

The foregoing embodiments are merely illustrative of the principles of the present invention and its efficacy, and are not to be construed as limiting the utility model. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides a lime breaker for highway construction which characterized in that: including tractor and organism, the organism includes broken case and row's of material case as an organic whole even, broken roof portion is equipped with the feed inlet, the bottom export and the row's of broken case are connected, broken incasement is equipped with broken mechanism, broken mechanism is including the first pivot of assembling the level of laying in broken incasement and by the rotatory body that rolls of first pivot drive, be fixed with in the first pivot and lay the connecting axle perpendicularly with first pivot, the one end of connecting axle is fixed with rolls the body, and the other end is connected with the balancing weight, first pivot drives through the connecting axle and rolls the body and the balancing weight is continuous to rotate, detachable the sieve of installing in the export of broken case, be equipped with the sieve mesh on the sieve plate, when rolling the body rotatory sieve place scope of crossing, roll the body and sieve plate cooperation and extrude the breakage to the lime stone, sieve lime simultaneously, the outlet at the bottom of the discharge box is connected with a guide hopper, the guide hopper penetrates through the bottom of the tractor, and the outlet of the guide hopper faces the ground.

2. The lime crushing device for road construction according to claim 1, wherein: arrange the incasement and be equipped with knocking mechanism, knocking mechanism is including setting up the loop bar in row material incasement, installing slide and return spring on the loop bar, lay two perpendicular loop bars of laying between the bottom of broken case and the tractor, the cover is equipped with return spring on two loop bars, the common cover in return spring's top is equipped with a slide, the slide can slide along the loop bar on the loop bar, arrange the incasement still to be equipped with the second pivot parallel with first pivot, transmission assembly linkage is passed through in first pivot and second pivot, be fixed with the cam in the second pivot, be fixed with on the slide and strike the roller and push the roller, strike the roller setting in the below of crossing the sieve, push the roller setting in cam place position, the cam promotes to push the roller and move down in the rotation of second pivot circulation.

3. The lime crushing device for road construction according to claim 1, wherein: the top of the crushing box is hinged with a box cover for sealing the feeding hole.

4. The lime crushing device for road construction according to claim 1, wherein: the bottom of the crushing box is in the shape of an arc protruding outwards, and the sieving plate is an arc-shaped sieving plate matched with an opening at the bottom of the crushing box.

5. The lime crushing device for road construction according to claim 4, wherein: cross the sieve towards roll body one side on, roll body business turn over, go out to hold evenly arranged and have a plurality of extrusion pieces that extend along rolling body direction of rotation, be equipped with the interval between the adjacent extrusion piece and form the recess, roll the body towards cross on one side of the sieve, be equipped with a plurality of extrusion grooves, the arch in extrusion groove and the recess phase-match between the extrusion piece.

6. The lime crushing device for road construction according to claim 4 or 5, wherein: the inlet end and the outlet end of the sieve plate are provided with connecting lugs, the connecting lugs are connected with screw rods in a threaded manner, the crushing box is provided with positioning grooves matched with the screw rods in size, and the sieve plate is arranged on an outlet of the bottom of the crushing box through the screw rods.

7. The lime crushing device for road construction according to claim 1, wherein: the body that rolls is the hollow semicircle body with the downside assorted of broken case, the hollow semicircle body evenly is equipped with a plurality of extrusion grooves on one side towards the board that sieves.

8. The lime crushing device for road construction according to claim 2, wherein: the transmission assembly comprises a first belt wheel and a second belt wheel which are respectively arranged on a first rotating shaft and a second rotating shaft, a transmission belt is arranged between the first belt wheel and the second belt wheel for connection, and the first rotating shaft is connected with a motor.