CN116695811A - Municipal road pipe network milling and digging grooving construction equipment and construction method - Google Patents
Municipal road pipe network milling and digging grooving construction equipment and construction method Download PDFInfo
- Publication number
- CN116695811A CN116695811A CN202310754246.7A CN202310754246A CN116695811A CN 116695811 A CN116695811 A CN 116695811A CN 202310754246 A CN202310754246 A CN 202310754246A CN 116695811 A CN116695811 A CN 116695811A
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- milling
- digging
- frame
- assembly
- screening
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- 238000003801 milling Methods 0.000 title claims abstract description 118
- 238000010276 construction Methods 0.000 title claims abstract description 34
- 230000000694 effects Effects 0.000 claims abstract description 9
- 238000012216 screening Methods 0.000 claims description 54
- 239000002689 soil Substances 0.000 claims description 22
- 238000005056 compaction Methods 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 2
- 230000001737 promoting effect Effects 0.000 claims description 2
- 239000002245 particle Substances 0.000 description 6
- 230000033001 locomotion Effects 0.000 description 4
- 239000010426 asphalt Substances 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 238000007873 sieving Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/02—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
- E02F5/08—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches with digging wheels turning round an axis
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/02—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
- E02F5/14—Component parts for trench excavators, e.g. indicating devices travelling gear chassis, supports, skids
- E02F5/145—Component parts for trench excavators, e.g. indicating devices travelling gear chassis, supports, skids control and indicating devices
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F7/00—Equipment for conveying or separating excavated material
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F7/00—Equipment for conveying or separating excavated material
- E02F7/06—Delivery chutes or screening plants or mixing plants mounted on dredgers or excavators
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Road Repair (AREA)
Abstract
The application relates to a municipal road pipe network milling and digging groove construction device and a construction method, which belong to the technical field of road construction. The application has the effect of improving the construction efficiency.
Description
Technical Field
The application relates to the field of road construction, in particular to a municipal road pipe network milling and grooving construction device and a construction method.
Background
In municipal works, the road is usually required to be grooved so as to be buried with a pipeline, the traditional grooving mode requires manual work to cut the road surface in advance along the grooving direction, then the road surface is required to be cracked through related equipment in a vibrating mode, finally the groove is dug out along the cracked road surface through a digging machine, the construction period is long, the dug groove is wide in upper and lower, the repairing area is large when the road surface is repaired subsequently, in order to solve the related problems, the groove is dug out on the road in a mode of milling the road surface through a milling head, the road surface is not required to be manually cut in advance in this mode, meanwhile, the upper width and the lower width of the dug groove are consistent, and the repairing area of the road surface after the construction is smaller.
However, when performing milling and digging operations, it is generally necessary to install a milling and digging head on a boom of a digger, to break and dig a road surface by two milling and digging wheels provided with milling and digging teeth on the milling and digging head, and then to dig a trench, after the trench is dug out, it is necessary to replace the milling and digging head on the boom with a screening bucket, and to dig out and screen the soil left when the trench is milled and dug out by the screening bucket, so as to perform backfill later.
Disclosure of Invention
In order to improve the construction efficiency, in a first aspect, the application provides a municipal road pipe network milling and digging groove construction device.
The application provides a municipal road pipe network milling and digging groove construction device, which adopts the following technical scheme:
the device comprises a movable base, a milling and digging assembly and a screening assembly, wherein the milling and digging assembly and the screening assembly are sequentially arranged on the movable base, the milling and digging assembly comprises a milling and digging feeding belt, a telescopic frame, a mounting seat, a pushing piece and a tensioning roller, the mounting seat is arranged on the movable base, one end of the telescopic frame is connected to the mounting seat, the other end of the telescopic frame is arranged on the movable base in a sliding manner, the milling and digging feeding belt is sleeved on the telescopic frame to mill and dig the ground and convey the milled and dug soil into the screening assembly, the pushing pieces are arranged at two ends of the two pushing pieces and are respectively arranged on the mounting seat, the tensioning roller is used for tensioning and digging the feeding belt, and when the telescopic frame stretches out, the pushing piece drives the tensioning roller to move towards the direction close to the telescopic frame; when the telescopic frame is retracted, the milling and digging feeding belt stops milling and digging, and the pushing piece drives the tensioning roller to move in the direction away from the telescopic frame.
Through adopting above-mentioned technical scheme, when need milling the road surface and dig, flexible frame stretches out, length side length, make the milling of installing in flexible frame dig the pay-off area and can with ground butt, the thrust piece promotes the tensioning roller simultaneously and is close to towards the direction that is close to flexible frame, and then make flexible frame can not easily reach the limit because of the tensioning degree of milling the pay-off area and lead to can't stretch out smoothly, along with milling the operation of digging the pay-off area in flexible frame, the road surface is broken open gradually, and the earth of being broken then can be along milling the continuous operation of digging the pay-off area and carry in screening subassembly and screen cloth and carry out the subsequent backfill operation of using, the removal base is then be used for realizing milling the subassembly and can be along the target direction milling the road and dig, in the whole construction process, need not to milling the subassembly and screen subassembly is replaced, and the time spent when then having practiced thrift the replacement, the effect of improving the efficiency of construction.
Optionally, the telescopic rack comprises a fixing frame and a movable frame, one end of the fixing frame is installed on the installation seat, the other end of the fixing frame is sleeved on the movable frame, one end of the movable frame away from the fixing frame is arranged on the movable base in a sliding mode, and a driving piece for driving the movable frame to slide on the fixing frame is arranged on the fixing frame.
Through adopting above-mentioned technical scheme, when the driving piece starts, the driving piece can drive the movable frame and remove on the mount to control the extension length of movable frame on the mount, and then mill the milling depth of digging the pay-off area at milling the pay-off area during operation and control, thereby adjust the slot degree of depth of digging.
Optionally, be provided with the initiative roller on the mount, be provided with the driven roller on the movable frame, mill and dig the pay-off area and include chain and polylith link joint, the link joint winds the closed loop of establishing on initiative roller and driven roller, articulated between each link joint and all install on the chain, each link joint all is provided with and mills and digs tooth and striker plate, mills and digs the tooth and be provided with a plurality ofly and along the side interval distribution of link joint, striker plate and mill the direction of arranging of digging the tooth parallel.
Through adopting above-mentioned technical scheme, initiative roller and driven roller are used for realizing milling the motion of digging the feeding belt on mount and adjustable shelf, and mill and dig the feeding belt and constitute by chain and a plurality of link joint, the chain winds and establishes on initiative roller and driven roller, reduce the probability that the phenomenon of skidding appears in initiative roller and driven roller when the transmission, and mill on each link joint and dig the tooth and be used for milling the ground, the striker plate is used for driving and mills the earth of digging when digging and simultaneously blocks adjacent earth that mills and dig the gap department and fall out, promote the efficiency of earth to screening subassembly conveying.
Optionally, two ends of the driven roller are respectively provided with a crushing wheel in a detachable mode, and the crushing wheels can be contacted with the ground before milling teeth.
Through adopting above-mentioned technical scheme, the broken wheel is earlier milling on the link joint and is dug tooth and ground contact, and then the step is broken the road surface for milling dig regional and the road surface disconnection of not milling dig regional department, and then make milling on the link joint dig the tooth and can break the road surface and then mill the operation of digging more easily to the road surface.
Optionally, the screening assembly includes a support frame, a screening bucket and a storage hopper, the support frame is mounted on the movable base, the screening bucket is mounted on the support frame, the storage hopper is mounted on the movable base, and the screening bucket is located above the storage hopper.
Through adopting above-mentioned technical scheme, the screening fill is used for sieving the earth that digs the feeding belt and send into to sieve the earth of particle diameter size difference, the storage hopper is used for storing the earth that is used for backfilling after sieving, thereby plays the effect of separately depositing to the earth of different particle diameters.
Optionally, be provided with the guide way on the removal base, be provided with the discharge gate in the guide way, it has movable door plant to articulate on the storage hopper, and the storage hopper can slide on removing the base along the guide way, is provided with the connecting rod on the storage hopper, and the one end that the storage hopper was kept away from to the connecting rod is connected with the tensioning roller, and the connecting rod is used for promoting the storage hopper to remove towards the direction of discharge gate.
Through adopting above-mentioned technical scheme, when the tensioning roller is driven by the impeller and is retracted, milling this moment and digging the pay-off area and keeping away from ground gradually, and then stop milling and dig the operation, and along with the retraction of tensioning roller, the connecting rod is together retracted, because the length of connecting rod is fixed, consequently, can drive the storage hopper and remove along the length direction of guide way on removing the base after the connecting rod is retracted, the guide way plays the effect of direction to the storage hopper, when the storage hopper removes to the discharge gate in the guide way on, the activity door plant is pushed away under the effect of earth gravity in the storage hopper for earth in the storage hopper is played, realizes the backfilling to the slot.
Optionally, a compacting assembly is disposed on the movable base, the compacting assembly includes a compacting plate and a compacting executing member, the compacting executing member is mounted on the movable base, and the compacting plate is mounted on the compacting executing member.
By adopting the technical scheme, after the compaction executive component is started, the compaction plate compacts the soil surface backfilled in the groove, so that the bearing capacity of the roadbed formed in the groove by backfilled soil in the subsequent repair is increased.
In a second aspect, the application further provides a construction method for milling and digging a slot of a municipal road pipe network, which adopts the construction equipment for milling and digging the slot of the municipal road pipe network, and comprises the following steps:
s100: starting the mobile base to move to a target area;
s200: starting the milling and digging assembly, extending the telescopic rack, pushing out the tensioning roller by the pushing piece, increasing the length of the telescopic rack on the milling and digging assembly at the moment, enabling the milling and digging feeding belt on the telescopic rack to start to conduct milling and digging operation with ground contact, and conveying the milled and dug soil to the screening assembly for screening by the milling and digging feeding belt
S300: burying a pipeline in the milled groove along the moving direction of the moving base and connecting the pipeline;
s400: after the milling and digging of the current direction is completed, the telescopic rack is gradually retracted, and meanwhile, the pushing piece drives the tensioning roller to retract, so that the milling and digging feeding belt is always in a tensioning state, meanwhile, the screening assembly screens, the movable base moves reversely, and qualified soil screened out is sprayed out to backfill the groove milled out in the moving process.
In summary, the application comprises at least the following beneficial technical effects:
1. through set up milling and dig subassembly and screening subassembly on removing the base for milling and dig the subassembly and milling the road surface and dig the earth that can dig with milling and carry to screening subassembly in screening so that follow-up earth after will screening carries out backfill to the slot that digs, need not to milling and dig subassembly and screening subassembly and replace, and then spent time when having practiced thrift the replacement, reached the effect that improves the efficiency of construction.
2. Through be provided with the broken wheel that the diameter is greater than driven roller respectively at driven roller's both ends for can drive broken wheel rotation when driven roller rotates, and broken wheel can advance milling on the link joint and dig tooth and ground contact, and then make when milling and dig the operation, broken wheel can advance the link joint and break off between the road surface that makes the road surface of grooving department and the road surface of grooving department adjacent position, and then make milling on the follow-up link joint dig the tooth and can mill on the road surface more easily and dig the operation.
Drawings
FIG. 1 is a schematic perspective view of a construction equipment for milling and grooving a municipal road according to embodiment 1 of the application;
FIG. 2 is a schematic perspective view of the hidden link plate of FIG. 1;
FIG. 3 is a right side view of FIG. 1;
fig. 4 is a schematic cross-sectional view of fig. 3 taken along A-A.
Reference numerals illustrate: 1. a movable base; 2. milling and digging the assembly; 3. a screen assembly; 4. milling and digging a feeding belt; 5. a telescoping rack; 6. a mounting base; 7. a pushing member; 8. a tension roller; 9. a fixing frame; 10. a movable frame; 11. a driving member; 12. a driving roller; 13. a driven roller; 14. a chain; 15. a link plate; 16. milling and digging teeth; 17. a striker plate; 18. a crushing wheel; 19. a support frame; 20. screening hopper; 21. a storage hopper; 22. a guide groove; 23. a discharge port; 24. a movable door panel; 25. a connecting rod; 26. a compacting assembly; 27. compacting the plate; 28. compacting the actuator.
Detailed Description
The application is described in further detail below with reference to fig. 1-4.
Example 1:
the embodiment 1 of the application discloses a construction equipment for milling and digging a slot of a municipal road, which comprises a movable base 1, a milling and digging assembly 2 and a screening assembly 3, wherein the milling and digging assembly 2 and the screening assembly 3 are sequentially arranged on the movable base 1, tracks are arranged on two sides of the movable base 1 in the length direction so as to realize the movement of the movable base 1, and the milling and digging assembly 2 and the screening assembly 3 move together along with the movement of the movable base 1.
Referring to fig. 1, 2 and 3, the milling and digging assembly 2 comprises a milling and digging feeding belt 4, a telescopic frame 5, a mounting seat 6, a pushing piece 7 and a tensioning roller 8, wherein the mounting seat 6 is fixedly arranged on a movable base 1, the telescopic frame 5 comprises a fixed frame 9 and a movable frame 10, one end of the fixed frame 9 is fixedly connected to the mounting seat 6, the other end of the fixed frame 9 is sleeved on the movable frame 10, the movable frame 10 can slide on the fixed frame 9 along the length direction of the fixed frame 9, a driving piece 11 is arranged on the fixed frame, the driving piece 11 is a hydraulic cylinder, the driving piece 11 is fixedly arranged on the fixed frame 9, the movable end of the driving piece 11 is connected to the movable frame 10, the movable frame 10 can slide on the fixed frame 9, and the extension length of the movable frame 10 on the fixed frame 9 is adjusted, the driving roller 12 is arranged on the fixed frame 9, the driven roller 13 is arranged on the movable frame 10, the tensioning roller 8 is arranged on the mounting seat 6 through the pushing pieces 7, the pushing pieces 7 are two, the pushing pieces 7 are also hydraulic cylinders, the two pushing pieces 7 are respectively arranged on two sides of the mounting seat 6, the movable ends of the two pushing pieces 7 are respectively connected with two ends of the tensioning roller 8, the tensioning roller 8 can rotate around the axis of the tensioning roller 8 between the movable ends of the two pushing pieces 7, the milling and feeding belt 4 is connected end to form a closed loop and is wound on the driving roller 12, the driven roller 13 and the tensioning roller 8, a motor for driving the driving roller 12 is arranged on the mounting seat 6, and the motor does not have a braking function, so that an output shaft connected with the driving roller 12 can still rotate around the axis of the tensioning roller after the motor stops running.
When the pavement needs to be milled and dug, a motor is started, the motor drives the driving roller 12 to rotate, the driving roller 12 drives the driven roller 13 and the tensioning roller 8 to rotate together through the milling and dug feeding belt 4, at the moment, the driving piece 11 stretches out, meanwhile, the pushing piece 7 is started, the driving piece 11 pushes the stretching length of the movable frame 10 on the fixed frame 9 to be continuously increased, the pushing piece 7 pushes the tensioning roller 8 to approach to the connecting line between the driving roller 12 and the driven roller 13, and then the milling and dug feeding belt 4 can approach to the ground and mill a groove on the ground along with the continuous increase of the stretching length of the movable frame 10 on the fixed frame 9.
The milling and digging feeding belt 4 comprises two chains 14 and a plurality of chain plates 15, the two chains respectively form a closed loop and are located at two ends of the chain plates 15 in the length direction, the two chains 14 are respectively wound on the driving roller 12, the driven roller 13 and the tensioning roller 8, the plurality of chain plates 15 are respectively arranged on the chains 14, the two adjacent chain plates 15 are hinged with each other, a material blocking plate 17 and a milling and digging tooth 16 are arranged on one surface of the chain plates 15 far away from the chains 14, the milling and digging teeth 16 are arranged in a plurality of and distributed along the length direction of the chain plates 15 at intervals, and the material blocking plate 17 is parallel to the arrangement direction of the milling and digging teeth 16, so that when the milling and digging teeth 16 perform milling and digging operations on a road, soil which is milled and dug can be carried out by the material blocking plate 17 and then conveyed into the screening device.
In order to enable the milling teeth 16 on the chain plate 15 to mill and dig a road more easily, two ends of the driven roller 13 are respectively provided with a crushing wheel 18, the crushing wheels 18 are installed on the driven roller 13 in a detachable mode, and then the crushing wheels 18 can be replaced in time when the road is crushed for a long time, when the road needs to be milled and dug, the crushing wheels 18 can contact the road pavement with the milling teeth 16 on the chain plate 15 before the movable frame 10 continuously stretches out of the fixed frame 9, and then the asphalt layer on the road surface where the milling teeth 16 need to mill and dug is disconnected with the asphalt layer on the adjacent place, so that the milling teeth 16 can mill and dug a target area on the road more easily.
Referring to fig. 2 and 4, the screening assembly 3 includes a supporting frame 19, a screening bucket 20 and a storage bucket 21, the supporting frame 19 is fixedly connected to the mobile base 1, the screening bucket 20 is mounted on the supporting frame 19, the height of the screening bucket 20 on the supporting frame 19 is lower than the connection height of the fixing frame 9 and the mounting seat 6, so that soil at the milled and dug position can smoothly fall into the screening bucket 20 after being conveyed, two screening rollers are arranged in the screening bucket 20, one screening roller is fixedly mounted in the screening bucket 20, and the other screening roller is pushed by a hydraulic cylinder mounted on the screening head, so that the distance between the two screening rollers is adjustable, and the particle size of the screened soil particles is controlled.
The storage hopper 21 is installed on the movable base 1, the storage hopper 21 is located below the screening hopper 20 and is used for receiving soil screened out by the screening hopper 20, a guide groove 22 is arranged on the movable base 1, a discharge hole 23 is arranged in the guide groove 22, a movable door plate 24 is hinged to the bottom of the storage hopper 21, a hinge shaft of the movable door plate 24 is close to a supporting seat, the extending direction of the guide groove 22 is consistent with the length direction of the movable base 1, the storage hopper 21 is located in the guide groove 22 and can slide along the length direction of the guide groove 22, connecting rods 25 are hinged to two sides of the storage hopper 21 respectively, one ends of the connecting rods 25, far away from the storage hopper, are hinged to the end portions of the tensioning rollers 8, so that when the pushing piece 7 drives the tensioning rollers 8 to retract, the connecting rods 25 can push the storage hopper 21 to move towards the direction of the discharge hole 23 in the guide groove 22, and when the storage hopper 21 moves to the position right above the discharge hole 23, the movable door plate 24 can be opened under the gravity of soil in the storage hopper 21, and then the discharge of the storage hopper 21 at the discharge hole 23 is realized.
Still be provided with compaction subassembly 26 between supporting seat and the mount pad 6, compaction subassembly 26 includes compaction board 27 and compaction executive component 28, and compaction executive component 28 is the pneumatic cylinder, and compaction executive component 28 installs on moving base 1 and is connected with compaction board 27, and compaction board 27 is located the below of moving base 1, and when the earth that storage hopper 21 will store was released, compaction executive component 28 starts, drives compaction board 27 and compacts the earth of backfilling in the slot to increase the stability of the road bed that forms after backfilling earth.
The implementation principle of the embodiment of the application is as follows: the movable base 1 moves to a region to be milled and dug, then a motor connected with the driving roller 12 is started, the driving roller 12 starts to rotate, then the driving member 11 and the pushing member 7 are synchronously started, the driving member 11 stretches out of the movable frame 10 from the fixed frame 9, meanwhile, the pushing member 7 pushes the tensioning roller 8 to approach towards a connecting line between the driving roller 12 and the driven roller 13, in the stretching process of the movable frame 10, the crushing wheels 18 on the driven roller 13 are firstly contacted with the ground and then crush the ground, the milling and dug feeding belt 4 and the ground between the two crushing wheels 18 are milled and dug along with the continuous stretching of the movable frame 10, the movable base 1 starts to move along a target direction, and then a groove is milled and dug on a road, and in the milling and dug process, the milled and dug feeding belt 4 simultaneously conveys milled and dug soil into the screening hopper 20, the screening hopper 20 screens the soil, and the soil particles with smaller particle sizes are enabled to fall into the storage hopper 21 to be stored.
In the process of milling and digging the groove, a worker lays a pipeline along the milled groove, after the groove is milled and dug, the driving piece 11 and the pushing piece 7 are synchronously started again, the driving piece 11 reduces the extending distance of the movable frame 10 on the fixed frame 9 until the milling and dug feeding belt 4 is retracted after being higher than the ground, the tensioning wheel continues to tension the milling and dug feeding belt 4 under the retracting action of the pushing piece 7, but the tensioning wheel does not return to the original point at the moment, then the base 1 continues to travel for a distance, so that the pipeline can be laid to the end part of the groove, then the base 1 is moved reversely, the driving piece 11 and the pushing piece 7 further retract, the tensioning wheel returns to the original position, the storage hopper 21 starts to backfill soil into the groove where the pipeline is laid, and along with the movement of the base 1, the compaction executing piece 28 starts to compact the backfilled groove until the whole groove is backfilled and is compacted.
Example 2:
the embodiment 2 of the application discloses a construction method for milling and digging a slot of a municipal road pipe network, which adopts the construction equipment for milling and digging the slot of the municipal road pipe network in the embodiment 1, and comprises the following steps:
s100: starting the mobile base 1 to move to a target area;
s200: starting the milling assembly 2, extending the telescopic frame 5, pushing out the tensioning roller 8 by the pushing member 7, increasing the length of the telescopic frame 5 on the milling assembly 2 at the moment, and enabling the milling and digging feeding belt 4 on the telescopic frame 5 to start to conduct milling and digging operation in contact with the ground, and conveying the milled and dug soil to the screening assembly 3 by the milling and digging feeding belt 4 for screening
S300: burying a pipeline in the milled groove along the moving direction of the moving base 1 and connecting the pipeline;
s400: after milling and digging in the current direction are completed, the telescopic frame 5 is gradually retracted, meanwhile, the pushing piece 7 drives the tensioning roller 8 to retract, so that the milling and digging feeding belt 4 is always in a tensioning state, meanwhile, the screening assembly 3 screens, the movable base 1 moves reversely, qualified soil screened out is sprayed out for backfilling and digging grooves in the moving process, and the compaction executing piece 28 compacts the rear groove after backfilling the soil;
s500: paving asphalt on the compacted soil.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (8)
1. The utility model provides a municipal road pipe network mills and digs grooving construction equipment which characterized in that: the milling and digging device comprises a movable base (1), a milling and digging assembly (2) and a screening assembly (3), wherein the milling and digging assembly (2) and the screening assembly (3) are sequentially installed on the movable base (1), the milling and digging assembly (2) comprises a milling and digging feeding belt (4), a telescopic frame (5), a mounting seat (6), pushing pieces (7) and tensioning rollers (8), the mounting seat (6) is installed on the movable base (3), one end of the telescopic frame (5) is fixedly connected to the mounting seat (6), the other end of the telescopic frame (5) is slidably arranged on the movable base (1), a milling and digging feeding belt (4) is sleeved on the telescopic frame (5) to mill and convey milled soil into the screening assembly (3), the pushing pieces (7) are provided with two tensioning rollers (8) and are respectively installed on the mounting seat (6), and the tensioning rollers (8) are used for driving the telescopic frame (4) to stretch out and stretch out in the direction when the telescopic frame (5) is driven by the telescopic frame (4) to mill the feeding belt (7); when the telescopic frame (5) is retracted to enable the milling and digging feeding belt (4) to stop milling and digging, the pushing piece (7) drives the tensioning roller (8) to move in a direction away from the telescopic frame (5).
2. The municipal road pipe network milling and grooving construction equipment according to claim 1, wherein: the telescopic rack (5) comprises a fixing frame (9) and a movable frame (10), the fixing frame (9) is installed on the installation seat (6), the other end of the fixing frame (9) is sleeved on the movable frame (10), one end, far away from the fixing frame (9), of the movable frame (10) is slidably arranged on the movable base (1), and a driving piece (11) for driving the movable frame (10) to slide on the fixing frame (9) is arranged on the fixing frame (9).
3. The municipal road pipe network milling and grooving construction equipment according to claim 2, wherein: be provided with initiative roller (12) on mount (9), be provided with driven roller (13) on movable frame (10), mill and dig pay-off area (4) including chain (14) and polylith link joint (15), link joint (15) are around establishing closed loop on initiative roller (12) and driven roller (13), each articulated between link joint (15) and all install on chain (14), each link joint (15) all are provided with and mill tooth (16) and striker plate (17), mill tooth (16) be provided with a plurality of and follow side interval distribution of link joint (15), striker plate (17) with mill the direction of arranging of tooth (16) parallel.
4. A town road pipe network milling and digging groove construction equipment according to claim 3, wherein: two ends of the driven roller (13) are respectively provided with a crushing wheel (18) in a detachable mode, and the crushing wheels (18) can be contacted with the ground before the milling teeth (16).
5. The municipal road pipe network milling and grooving construction equipment according to claim 1, wherein: the screening assembly (3) comprises a supporting frame (19), a screening hopper (20) and a storage hopper (21), wherein the supporting frame (19) is installed on the movable base (1), the screening hopper (20) is installed on the supporting frame (19), the storage hopper (21) is installed on the movable base (1), and the screening hopper (20) is located above the storage hopper (21).
6. The municipal road pipe network milling and grooving construction equipment according to claim 5, wherein: be provided with guide way (22) on moving base (1), be provided with discharge gate (23) in guide way (22), it has activity door plant (24) to articulate on storage hopper (21), storage hopper (21) can be followed guide way (22) are slided on moving base (1), be provided with connecting rod (25) on storage hopper (21), connecting rod (25) are kept away from the one end of storage hopper (21) with tensioning roller (8) are connected, connecting rod (25) are used for promoting storage hopper (21) towards the direction of discharge gate (23) removes.
7. The municipal road pipe network milling and grooving construction equipment according to claim 1, wherein: the movable base (1) is provided with a compaction assembly (26), the compaction assembly (26) comprises a compaction plate (27) and a compaction executing piece (28), the compaction executing piece (28) is installed on the movable base (1), and the compaction plate (27) is installed on the compaction executing piece (28).
8. A construction method for milling and digging a slot of a municipal road pipe network, which adopts the construction equipment for milling and digging a slot of a municipal road pipe network according to any one of the claims 1-7, and is characterized in that: the method comprises the following steps:
s100: starting the mobile base (1) to move to a target area;
s200: starting the milling and digging assembly (2), extending the telescopic rack (5), pushing out the tensioning roller (8) by the pushing piece (7), increasing the length of the telescopic rack (5) on the milling and digging assembly (2) at the moment, enabling the milling and digging feeding belt (4) on the telescopic rack (5) to start to conduct milling and digging operation with ground contact, and conveying the milled and dug soil to the screening assembly (3) by the milling and digging feeding belt (4) for screening
S300: burying a pipeline in the milled groove along the moving direction of the moving base (1) and connecting the pipeline;
s400: after the milling and digging of the current direction is completed, the telescopic rack (5) is gradually retracted, and meanwhile the pushing piece (7) drives the tensioning roller (8) to retract, so that the milling and digging feeding belt (4) is always in a tensioning state, the screening assembly (3) screens simultaneously, the moving base (1) moves reversely, and qualified soil screened out in the moving process is sprayed out to backfill the groove milled out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310754246.7A CN116695811A (en) | 2023-06-25 | 2023-06-25 | Municipal road pipe network milling and digging grooving construction equipment and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310754246.7A CN116695811A (en) | 2023-06-25 | 2023-06-25 | Municipal road pipe network milling and digging grooving construction equipment and construction method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116695811A true CN116695811A (en) | 2023-09-05 |
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| CN202310754246.7A Pending CN116695811A (en) | 2023-06-25 | 2023-06-25 | Municipal road pipe network milling and digging grooving construction equipment and construction method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117846063A (en) * | 2024-03-08 | 2024-04-09 | 山西万家寨水控工程投资有限公司 | Water conservancy construction excavation device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117846063A (en) * | 2024-03-08 | 2024-04-09 | 山西万家寨水控工程投资有限公司 | Water conservancy construction excavation device |
| CN117846063B (en) * | 2024-03-08 | 2024-05-24 | 山西万家寨水控工程投资有限公司 | Water conservancy construction excavation device |
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