CN113136775A - Municipal asphalt concrete road maintenance construction method - Google Patents
Municipal asphalt concrete road maintenance construction method Download PDFInfo
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- CN113136775A CN113136775A CN202110480298.0A CN202110480298A CN113136775A CN 113136775 A CN113136775 A CN 113136775A CN 202110480298 A CN202110480298 A CN 202110480298A CN 113136775 A CN113136775 A CN 113136775A
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- asphalt
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/03—Arrangements for curing paving; Devices for applying curing means; Devices for laying prefabricated underlay, e.g. sheets, membranes; Protecting paving under construction or while curing, e.g. use of tents
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/02—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for preparing the materials
- E01C19/08—Apparatus for transporting and heating or melting asphalt, bitumen, tar, or the like
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/12—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for distributing granular or liquid materials
- E01C19/16—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for distributing granular or liquid materials for applying or spreading liquid materials, e.g. bitumen slurries
- E01C19/17—Application by spraying or throwing
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- Structural Engineering (AREA)
- Road Paving Machines (AREA)
Abstract
The invention relates to a municipal asphalt concrete road maintenance construction method, which uses municipal asphalt concrete road maintenance construction equipment comprising a moving vehicle, an asphalt storage component, a stirring mechanism and a liquid spraying mechanism. The invention can solve the following problems of the existing equipment during maintenance and construction of municipal asphalt concrete roads: a. when the existing equipment sprays emulsified asphalt, the emulsified asphalt is easy to cool and reduce in the storage process, so that the fluidity of the emulsified asphalt is reduced, and the emulsified asphalt is not easy to disperse and easy to block during spraying; b. when the existing equipment sprays emulsified asphalt, an asphalt spray head is easy to block and is not easy to maintain. The invention can ensure the temperature of the emulsified asphalt to be uniform by heating, preserving the heat and stirring, thereby ensuring the fluidity of the emulsified asphalt, effectively preventing the asphalt spray head from being blocked and being convenient for maintenance.
Description
Technical Field
The invention relates to the technical field of road maintenance, in particular to a municipal asphalt concrete road maintenance construction method.
Background
The mechanical maintenance construction operation of the asphalt concrete pavement is a system operation with multiple types, multiple devices and multiple processes, detailed and thorough planning and deployment are needed before construction, and all processes and all links in the construction need to be closely connected and matched. At present, most of asphalt pavement highways are maintained or constructed by firstly spraying emulsified asphalt by adopting asphalt spraying equipment to form an emulsified asphalt bonding layer, also called a waterproof bonding layer, on the road surface, and after the waterproof bonding layer is connected to the original road surface, paving an asphalt mixture by using a paver to form the asphalt pavement.
However, the existing equipment has the following problems when the municipal asphalt concrete road maintenance construction is carried out: a. when the existing equipment sprays emulsified asphalt, the emulsified asphalt is easy to cool and reduce in the storage process, so that the fluidity of the emulsified asphalt is reduced, and the emulsified asphalt is not easy to disperse and easy to block during spraying; b. when the existing equipment sprays emulsified asphalt, an asphalt spray head is easy to block and is not easy to maintain.
Disclosure of Invention
In order to solve the problems, the invention provides a municipal asphalt concrete road maintenance construction method which can solve the problems in the background technology.
In order to achieve the purpose, the invention adopts the following technical scheme to realize the purpose: a municipal administration asphalt concrete road maintenance construction method, it has used a municipal administration asphalt concrete road maintenance construction equipment, the apparatus includes the locomotive, pitch stores the assembly, rabbling mechanism, hydrojet organization, the said pitch stores the assembly to set up on the carriage of the locomotive, there are rabbling mechanisms on the asphalt tank, hydrojet organization set up in the right end of the locomotive and connect with asphalt tank; wherein:
the asphalt storage component comprises an asphalt tank, a sealing top cover, a matching positioning block, a feed inlet, a locking branched chain and an unlocking branched chain, wherein the asphalt tank is arranged on a carriage of the locomotive and is of a circular tank-shaped structure with an opening at the upper end;
the stirring mechanism comprises a conveying cylinder, a driving motor, a clamping branch chain, a rotating shaft, conveying blades, stirring rods and stirring rods, wherein the conveying cylinder is arranged between the inner walls of the asphalt tanks through a plurality of fixing rods;
the liquid spraying mechanism comprises a liquid outlet pipe, a liquid supply pump, a first liquid supply main pipe, a second liquid supply main pipe, liquid supply branch pipes and a spraying branch chain, wherein the liquid outlet pipe communicated with the interior of the asphalt tank is arranged on the right side of the outer wall of the asphalt tank, the liquid supply pump is arranged on a mobile vehicle carriage on the right side of the asphalt tank, the liquid outlet pipe is connected with a water pumping port of the liquid supply pump, the left end of the first liquid supply main pipe is connected to a water outlet of the liquid supply pump, the first liquid supply main pipe is fixed on the mobile vehicle carriage, the middle part of the second liquid supply main pipe is connected to the first liquid supply main pipe, the second liquid supply main pipe is communicated with the first liquid supply main pipe, two ends of the second liquid supply main pipe are in a plugging state, the liquid supply branch pipes are uniformly arranged on the outer wall of the second liquid supply main pipe from front to back in a straight line, and the spraying branch chain is arranged at one end of the liquid supply branch pipe away from the second liquid supply main pipe;
when the municipal asphalt concrete road maintenance construction equipment is used for road maintenance construction, the method comprises the following steps:
s1, putting asphalt into a tank: loading the preheated emulsified asphalt into an asphalt tank;
s2, stirring and heating: the asphalt tank is heated through the heating and heat-preserving barrel, the temperature is conducted into emulsified asphalt through the asphalt tank, the emulsified asphalt is kept at a proper temperature, meanwhile, the driving motor works, an output shaft of the driving motor rotates to drive the rotating shaft to rotate, the conveying blades and the stirring rod on the rotating shaft rotate along with the rotating shaft, the stirring rod drives the stirring rod to rotate around the rotating shaft, and the stirring rod stir the emulsified asphalt in the asphalt tank when rotating; when the conveying blade rotates in the conveying cylinder, the emulsified asphalt at the bottom in the asphalt tank is conveyed upwards, so that the emulsified asphalt flows out of the upper end of the conveying cylinder and flows into the emulsified asphalt on the lower side of the asphalt tank again, the emulsified asphalt is prevented from being coagulated, and the flowability of the emulsified asphalt is ensured;
s3, asphalt spraying: the main valve and the branch valve are opened, the liquid supply pump works, the liquid supply pump pumps emulsified asphalt in the asphalt tank and supplies the emulsified asphalt into each liquid supply branch pipe through the first liquid supply main pipe and the second liquid supply main pipe, the emulsified asphalt entering the liquid supply branch pipes disperses and sprays the emulsified asphalt through the spraying branch chains, and the emulsified asphalt is uniformly sprayed to the road surface by the uniform-speed movement of the moving vehicle on the road surface.
As a preferable technical scheme of the invention, the outer side wall of the asphalt tank is sleeved with a heating and heat-preserving barrel.
According to a preferred technical scheme, the locking branched chain comprises a first telescopic groove, a first telescopic rod, a contraction spring and a locking fixture block, the first telescopic groove is uniformly formed in the outer wall, close to the opening, of the asphalt tank along the circumferential direction of the asphalt tank, the first telescopic rod is connected into the first telescopic groove in a sliding mode through the contraction spring, the locking fixture block is arranged at one end, located on the outer side of the first telescopic groove, of the first telescopic rod, and the upper end of the locking fixture block is of an inverted hook-shaped structure.
As a preferred technical scheme of the invention, the unlocking branch chain comprises a second telescopic groove, a telescopic hole, a second telescopic rod, a limiting block, a first reset spring, a third telescopic rod, an extrusion block, a second reset spring and a pressing ring, wherein the upper end surface of the sealing top cover is uniformly provided with the second telescopic groove along the circumferential direction, the upper end of the second telescopic groove is provided with a sealing plate, the inner wall of the second telescopic groove, which is close to the edge of the sealing top cover, is provided with the telescopic hole communicated with the outer wall of the edge of the top cover, the second telescopic rod is connected with the telescopic hole in a sliding manner, one side of the second telescopic groove of the second telescopic rod is provided with the limiting block, the first reset spring is arranged between the limiting block and the inner wall of the second telescopic groove, the lower end of the third telescopic rod penetrates through the sealing plate in the second telescopic groove in a sliding manner and is connected to the bottom of the second telescopic groove through the second reset spring, and one side of the third telescopic rod, which is arranged in the second telescopic groove, is provided with the wedge-shaped extrusion block, the extrusion block is in sliding contact with the end part of the second telescopic rod, and the upper end of the third telescopic rod is connected through a pressing ring.
According to a preferred technical scheme, the clamping branch chain comprises a clamping sleeve, limiting clamping grooves and limiting clamping blocks, the lower end of an output shaft of the driving motor is provided with the clamping sleeve, the lower end of the clamping sleeve is matched with the upper end of the rotating shaft, the lower end of the clamping sleeve is uniformly provided with the four limiting clamping grooves along the circumferential direction, the limiting clamping grooves are gradually enlarged from top to bottom, the four limiting clamping blocks matched with the limiting clamping grooves are uniformly arranged on the outer wall, close to the upper end, of the rotating shaft along the circumferential direction, and the upper end of the rotating shaft is provided with the circular guide block.
As a preferable technical scheme of the invention, the outer wall of the conveying cylinder close to the upper end is sleeved with an annular guide plate, and the outer edge of the guide plate is inclined downwards.
According to a preferred technical scheme, the spraying branch chain comprises a spraying cylinder, a connecting pipe, a spraying head, an adjusting rod, a rotating rod, a stirring blade, a connecting plate, a mounting frame and an electric push rod, wherein the spraying cylinder is of a cylindrical structure with an opening at the lower end, the left side of the outer wall of the spraying cylinder is provided with the connecting pipe communicated with the inside of the spraying cylinder, the spraying cylinder is connected with the liquid supply branch pipe through the connecting pipe, the spraying head is in threaded connection with the lower end of the spraying cylinder, the adjusting rod is slidably arranged at the upper end of the spraying cylinder, the rotating rod is rotatably connected to one end of the adjusting rod, which is located on the inner side of the spraying cylinder, the stirring blade is uniformly arranged on the outer wall of the rotating rod along the circumferential direction of the rotating rod, one end, which is far away from the adjusting rod, is in sliding contact with the inner wall of the spraying cylinder, the upper end of the adjusting rod is connected through the connecting plate, the mounting frame is arranged at the right end of the mobile vehicle, the electric push rod is arranged on the mounting frame, and the telescopic rod of the electric push rod is connected with the connecting plate.
As a preferred technical scheme of the invention, the spray head is in an inverted cone shape, the interior of the spray head is provided with a through groove with gradually reduced diameter, the through groove is communicated with the lower end of the spray head, the lower end of the rotating rod is in an inverted cone shape, and the lower end of the rotating rod is matched with the lower end of the through groove.
As a preferred technical scheme of the invention, the first liquid outlet pipe and the first liquid supply branch pipe are respectively provided with a main valve and a branch valve. Make things convenient for the later maintenance, can adjust the width and the position that emulsified asphalt sprayed ground moreover through closing a valve.
As a preferred technical scheme of the invention, the outer walls of the first liquid supply main pipe, the second liquid supply main pipe and the liquid supply branch pipe are wrapped with heat insulation cotton. The phenomenon that the emulsified asphalt is condensed due to the fact that the temperature of the emulsified asphalt is reduced too fast when the emulsified asphalt passes through the first liquid supply main pipe, the second liquid supply main pipe and the liquid supply branch pipes is avoided.
The invention has the beneficial effects that:
1. the invention can solve the following problems of the existing equipment during maintenance and construction of municipal asphalt concrete roads: a. when the existing equipment sprays emulsified asphalt, the emulsified asphalt is easy to cool and reduce in the storage process, so that the fluidity of the emulsified asphalt is reduced, and the emulsified asphalt is not easy to disperse and easy to block during spraying; b. when the existing equipment sprays emulsified asphalt, an asphalt spray head is easy to block and is not easy to maintain. The invention can ensure the temperature of the emulsified asphalt to be uniform by heating, preserving the heat and stirring, thereby ensuring the fluidity of the emulsified asphalt, effectively preventing the asphalt spray head from being blocked and being convenient for maintenance.
2. The locking branched chain and the unlocking branched chain designed by the invention can facilitate the installation and the disassembly of the sealing top cover, not only save the working time, but also facilitate the cleaning and the maintenance of the asphalt tank at the later stage.
3. When emulsified asphalt emerges from the upper end of a conveying cylinder, the emulsified asphalt that emerges flows down from the outer wall of the conveying cylinder and flows to annular guide plate gradually, emulsified asphalt flows to the inner wall of asphalt tank along annular guide plate inclined surface, make emulsified asphalt laminating asphalt tank inner wall and flow into asphalt tank bottom portion downwards along asphalt tank inner wall, certain mixing stirring effect has, there is very fast rate of being heated to emulsified asphalt because area of contact is great when emulsified asphalt flows along asphalt tank inner wall, the suitable temperature that will emulsified asphalt heat that can be quick, cooperation stirring effect makes the emulsified asphalt temperature distribution in the asphalt tank even simultaneously.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a flow chart of the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a schematic view of the structure between the asphalt storage assembly and the agitation mechanism of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 3 in accordance with the present invention;
FIG. 5 is a schematic diagram of a clamping branch of the present invention;
FIG. 6 is an enlarged view of a portion of the invention at B of FIG. 2;
FIG. 7 is a partial cross-sectional view of a spray arm of the present invention;
FIG. 8 is a cross-sectional view taken along line C-C of FIG. 7 in accordance with the present invention.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to 1-8, the municipal asphalt concrete road maintenance construction method uses a municipal asphalt concrete road maintenance construction device, the device comprises a moving vehicle 1, an asphalt storage assembly 2, a stirring mechanism 3 and a liquid spraying mechanism 4, the asphalt storage assembly 2 is arranged on a carriage of the moving vehicle 1, the stirring mechanism 3 is arranged on an asphalt tank 21, and the liquid spraying mechanism 4 is arranged at the right end of the moving vehicle 1 and is connected with the asphalt tank 21; wherein:
the asphalt storage component 2 comprises an asphalt tank 21, a sealing top cover 22, a matching positioning block 23, a feeding hole 24, a locking branched chain 25 and an unlocking branched chain 26, wherein the asphalt tank 21 is arranged on a carriage of the locomotive 1, the asphalt tank 21 is of a circular tank-shaped structure with an open upper end, the sealing top cover 22 is arranged at the upper end of the asphalt tank 21, the matching positioning block 23 is arranged on the lower end face of the sealing top cover 22, the matching positioning block 23 is matched with the inner wall of the opening of the asphalt tank 21, the feeding hole 24 is arranged at the upper end of the sealing top cover 22 close to the edge of the sealing top cover, the feeding hole 24 is communicated with the interior of the asphalt tank 21, the locking branched chain 25 is arranged on the asphalt tank 21, the unlocking branched chain 26 is arranged on the sealing top cover 22, and a heating and heat-preserving barrel 211 is sleeved on the outer side wall of the asphalt tank 21;
during specific work, preheated emulsified asphalt for repair is filled into the asphalt tank 21 through the feeding hole 24, the heating and heat-preserving barrel 211 heats the asphalt tank 21, the temperature is conducted into the emulsified asphalt through the asphalt tank 21, and the emulsified asphalt is kept at a proper temperature.
The stirring mechanism 3 comprises a conveying cylinder 31, a driving motor 32, a clamping branch chain 33, a rotating shaft 34, a conveying blade 35, a stirring rod 36 and a stirring rod 37, the conveying cylinder 31 is arranged between the inner walls of the asphalt tanks 21 through a plurality of fixed rods, the driving motor 32 is arranged at the central position of the upper end surface of the sealing top cover 22, and the output shaft of the driving motor 32 passes through the sealing top cover 22 and enters the asphalt tank 21, the center position of the bottom of the asphalt tank 21 is rotatably connected with a rotating shaft 34, the upper end of the rotating shaft 34 is connected with the lower end of the output shaft of the driving motor 32 through a clamping branched chain 33, the rotating shaft 34 at the inner side of the conveying cylinder 31 is provided with a conveying blade 35, the conveying blade 35 is of a spiral structure, the edge of the conveying blade 35 is in sliding fit with the interior of the conveying cylinder 31, the outer wall of one side of the rotating shaft 34 close to the bottom of the asphalt tank 21 is uniformly provided with stirring rods 36 along the circumferential direction, and the stirring rods 36 are provided with a plurality of stirring rods 37;
during specific work, the driving motor 32 works, an output shaft of the driving motor 32 rotates to drive the rotating shaft 34 to rotate, the conveying blades 35 and the stirring rod 36 on the rotating shaft 34 rotate along with the rotating shaft 34, the stirring rod 36 drives the stirring rod 37 to rotate around the rotating shaft 34, and the stirring rod 36 and the stirring rod 37 stir emulsified asphalt in the asphalt tank 21 when rotating, so that the emulsified asphalt is effectively prevented from being coagulated, and the flowability of the emulsified asphalt is ensured; when the conveying blade 35 rotates in the conveying cylinder 31, the emulsified asphalt at the bottom in the asphalt tank 21 is conveyed upwards, so that the emulsified asphalt flows out from the upper end of the conveying cylinder 31 and flows into the emulsified asphalt on the lower side of the asphalt tank 21 again, and the stirring effect on the emulsified asphalt is improved.
The clamping branched chain 33 comprises a clamping sleeve 331, a limiting clamping groove 332 and a limiting clamping block 333, the lower end of an output shaft of the driving motor 32 is provided with the clamping sleeve 331, the lower end of the clamping sleeve 331 is matched with the upper end of the rotating shaft 34, the lower end of the clamping sleeve 331 is uniformly provided with four limiting clamping grooves 332 along the circumferential direction, the limiting clamping grooves 332 are gradually enlarged from top to bottom, the outer wall of the rotating shaft 34 close to the upper end is uniformly provided with four limiting clamping blocks 333 matched with the limiting clamping grooves 332 along the circumferential direction, and the upper end of the rotating shaft 34 is provided with a circular guide block;
when the sealing top cover 22 is installed, the limiting clamping groove 332 and the limiting clamping block 333 are matched and clamped with each other, so that the installation is convenient;
an annular guide plate 311 is sleeved on the outer wall of the conveying cylinder 31 close to the upper end, and the outer edge of the guide plate 311 inclines downwards;
when emulsified asphalt emits from carrying a section of thick bamboo 31 upper end, the emulsified asphalt who emits flows down and flow to annular guide plate 311 from carrying a section of thick bamboo 31 outer wall gradually, emulsified asphalt flows to asphalt tank 21's inner wall along annular guide plate 311 inclined surface, make emulsified asphalt laminating asphalt tank 21 inner wall and along asphalt tank 21 inner wall downward flow in asphalt tank 21 bottom, certain mixing stirring effect has, because area of contact is great when emulsified asphalt flows along asphalt tank 21 inner wall makes there is faster heating rate to emulsified asphalt, can be quick the suitable temperature with emulsified asphalt heating, cooperation stirring effect makes the emulsified asphalt temperature distribution in the asphalt tank 21 even simultaneously.
The liquid spraying mechanism 4 comprises a liquid outlet pipe 41, a liquid supply pump 42, a first liquid supply main pipe 43, a second liquid supply main pipe 44, a liquid supply branch pipe 45 and a spraying branch chain 46, a liquid outlet pipe 41 communicated with the interior of the asphalt tank 21 is arranged on the right side of the outer wall of the asphalt tank 21, a liquid supply pump 42 is arranged on the carriage of the moving vehicle 1 on the right side of the asphalt tank 21, the liquid outlet pipe 41 is connected with a water pumping port of the liquid supply pump 42, the left end of a liquid supply main pipe 43 is connected with a water outlet of the liquid supply pump 42, the first liquid supply main pipe 43 is fixed on the carriage of the movable vehicle 1, the middle part of the second liquid supply main pipe 44 is connected on the first liquid supply main pipe 43, a second liquid supply main pipe 44 is communicated with the first liquid supply main pipe 43, two ends of the second liquid supply main pipe 44 are in a blocking state, liquid supply branch pipes 45 are uniformly arranged on the outer wall of the second liquid supply main pipe 44 from front to back in a straight line manner, and a spraying branch chain 46 is arranged at one end, far away from the second liquid supply main pipe 44, of each liquid supply branch pipe 45;
during specific work, the main valve 411 and the branch valve 451 are opened, the liquid supply pump 42 works, the liquid supply pump 42 extracts emulsified asphalt in the asphalt tank 21 and supplies the emulsified asphalt into each liquid supply branch pipe 45 through the first liquid supply main pipe 43 and the second liquid supply main pipe 44, the emulsified asphalt entering the liquid supply branch pipes 45 is dispersed and sprayed out through the spraying branch chains 46, and then the emulsified asphalt is uniformly sprayed to the road surface through uniform movement of the moving vehicle 1 on the road surface.
The spraying branch 46 comprises a spraying cylinder 461, a connecting pipe 462, a spray head 463, an adjusting rod 464, a rotating rod 465, a stirring blade 466, a connecting plate 467, a mounting rack 468 and an electric push rod 469, the spraying cylinder 461 is a cylindrical structure with an opening at the lower end, a connecting pipe 462 communicated with the inside of the spraying cylinder 461 is arranged at the left side of the outer wall of the spraying cylinder 461, the spraying cylinder 461 is connected with the liquid supply branch pipe 45 through the connecting pipe 462, the spray head 463 is screwed at the lower end of the spraying cylinder 461, the upper end of the spraying cylinder 461 is provided with an adjusting rod 464 in a sliding way, a rotating rod 465 is rotatably connected to one end of the adjusting rod 464, which is located on the inner side of the spraying cylinder 461, the outer wall of the rotating rod 465 is uniformly provided with toggle blades 466 along the circumferential direction, one end, which is far away from the adjusting rod 464, of the toggle blades 466 is in sliding contact with the inner wall of the spraying cylinder 461, the upper end of the adjusting rod 464 is connected through a connecting plate 467, the right end of the moving vehicle 1 is provided with a mounting frame 468, an electric push rod 469 is arranged on the mounting frame 468, and an expansion rod of the electric push rod 469 is connected with the connecting plate 467;
the nozzle 463 is in an inverted cone shape and is internally provided with a through groove 4631 with gradually reduced diameter, the through groove 4631 is communicated with the lower end of the nozzle 463, and the lower end of the rotating rod 465 is in an inverted cone shape and is matched with the lower end of the through groove 4631;
during specific work, emulsified asphalt passes through liquid supply branch 45 and gets into through connecting pipe 462 and spouts in the section of thick bamboo 461, emulsified asphalt dashes to stirring blade 466 and makes stirring blade 466 revolute and move pole 465 and rotate, its limit portion cleans a section of thick bamboo 461 inner wall when stirring blade 466 rotates, can effectually prevent to spout a section of thick bamboo 461 inner wall and glue glutinous too much emulsified asphalt and take place to block up, work through electric putter 469, it drives regulation pole 464 downstream to stretch out when electric putter 469's telescopic link, make dwang 465 lower extreme and logical groove 4631 lower extreme gap reduce thereby make shower nozzle 463 spun flow reduce, then shower nozzle 463 spun flow can reduce when electric putter 469's telescopic link contracts, thereby realize adjusting emulsified asphalt spun flow, it is comparatively convenient and fast.
The first liquid outlet pipe 41 and the liquid supply branch pipe 45 are respectively provided with a main valve 411 and a branch valve 451;
the convenience later maintenance, can adjust the width and the position that emulsified asphalt sprayed the ground through closing a valve 451 moreover.
The outer walls of the first liquid supply main pipe 43, the second liquid supply main pipe 44 and the liquid supply branch pipe 45 are wrapped with heat insulation cotton;
the emulsified asphalt is prevented from being condensed due to the rapid temperature reduction when passing through the first liquid supply main pipe 43, the second liquid supply main pipe 44 and the liquid supply branch pipe 45.
The locking branched chain 25 comprises a first telescopic groove 251, a first telescopic rod 252, a contraction spring 253 and a locking fixture block 254, the first telescopic groove 251 is uniformly formed in the outer wall of the asphalt tank 21 close to the opening position along the circumferential direction of the outer wall, the first telescopic rod 252 is connected in the first telescopic groove 251 in a sliding mode through the contraction spring 253, the locking fixture block 254 is arranged at one end, on the outer side of the first telescopic groove 251, of the first telescopic rod 252, and the upper end of the locking fixture block 254 is of an inverted hook-shaped structure;
the unlocking branched chain 26 comprises a second telescopic groove 261, a telescopic hole 262, a second telescopic rod 263, a limiting block 264, a first return spring 265, a third telescopic rod 266, an extrusion block 267, a second return spring 268 and a pressing ring 269, wherein the upper end surface of the sealing top cover 22 is uniformly provided with the second telescopic groove 261 along the circumferential direction thereof, the upper end of the second telescopic groove 261 is provided with a sealing plate, the inner wall of the second telescopic groove 261 close to the edge of the sealing top cover 22 is provided with a telescopic hole 262 communicated with the outer wall of the edge of the top cover, the second telescopic rod 263 is connected with the telescopic hole 262 in a sliding manner, one side of the second telescopic groove 263 in the second telescopic groove 261 is provided with the limiting block 264, the first return spring 265 is arranged between the limiting block 264 and the inner wall of the second telescopic groove 261 close to the telescopic hole 262, the lower end of the third telescopic rod 266 penetrates through the sealing plate in a sliding manner to enter the second telescopic groove 261 and is connected with the bottom of the second telescopic groove 261 through the second return spring 268, a wedge-shaped extrusion block 267 is arranged on one side of the third telescopic rod 266 in the second telescopic groove 261, the extrusion block 267 is in sliding contact with the end of the second telescopic rod 263, and the upper end of the third telescopic rod 266 is connected through a compression ring 269;
during specific work, when the sealing top cover 22 is installed at the upper end of the asphalt tank 21, the sealing top cover 22 and the matching positioning block 23 are aligned with the opening of the asphalt tank 21, the upper end of the locking fixture block 254 is pressed at the edge of the sealing top cover 22, the locking fixture block 254 is pushed outwards, the locking fixture block 254 pulls the first telescopic rod 252 to enable the contraction spring 253 to be stretched, when the sealing top cover 22 moves downwards to the lower side of the inverted hook-shaped structure of the locking fixture block 254, the contraction spring 253 pulls the first telescopic rod 252 to enable the locking fixture block 254 to clamp the sealing top cover 22, the matching positioning block 23 is matched and sealed with the inner wall of the opening of the asphalt tank 21 at the moment, the installation is convenient and reliable, and the working time is saved. When taking off sealing top cap 22, press pressure movable ring 269, pressure movable ring 269 drives three telescopic link 266 downstream downwards, reset spring 268 is compressed, extrusion piece 267 extrudes No. two telescopic link 263 simultaneously and makes No. two telescopic link 263 stretch out in telescopic hole 262 one end, reset spring 265 is compressed, No. two telescopic link 263 withstands locking fixture block 254 inside wall when stretching out telescopic hole 262, make locking fixture block 254 keep away from sealing top cap 22, thereby make sealing top cap 22 break away from locking fixture block 254, thereby take off sealing top cap 22, No. two telescopic link 263 and No. three telescopic link 266 reset through a reset spring 265 and No. two reset spring 268 respectively, it is also convenient and reliable to dismantle, save operating time, also be convenient for the later stage simultaneously and clean maintenance to pitch jar 21.
When the municipal asphalt concrete road maintenance construction equipment is used for road maintenance construction, the method comprises the following steps:
s1, putting asphalt into a tank: the preheated emulsified asphalt is put into an asphalt tank 21;
s2, stirring and heating: the asphalt tank 21 is heated through the heating and heat-preserving barrel 211, the temperature is conducted into the emulsified asphalt through the asphalt tank 21, the emulsified asphalt is kept at a proper temperature, meanwhile, the driving motor 32 works, an output shaft of the driving motor 32 rotates to drive the rotating shaft 34 to rotate, the conveying blade 35 and the stirring rod 36 on the rotating shaft 34 rotate along with the rotating shaft 34, the stirring rod 36 drives the stirring rod 37 to rotate around the rotating shaft 34, and the stirring rod 36 and the stirring rod 37 stir the emulsified asphalt in the asphalt tank 21 when rotating; when the conveying blade 35 rotates in the conveying cylinder 31, the emulsified asphalt at the bottom in the asphalt tank 21 is conveyed upwards, so that the emulsified asphalt flows out from the upper end of the conveying cylinder 31 and flows into the emulsified asphalt on the lower side of the asphalt tank 21 again, the emulsified asphalt is prevented from being coagulated, and the flowability of the emulsified asphalt is ensured;
s3, asphalt spraying: the main valve 411 and the branch valve 451 are opened, the liquid supply pump 42 works, the liquid supply pump 42 pumps emulsified asphalt in the asphalt tank 21 and supplies the emulsified asphalt to each liquid supply branch pipe 45 through the first liquid supply main pipe 43 and the second liquid supply main pipe 44, the emulsified asphalt entering the liquid supply branch pipes 45 disperses and sprays the emulsified asphalt through the spraying branch chains 46, and the emulsified asphalt is uniformly sprayed to the road surface by the uniform-speed movement of the moving vehicle 1 on the road surface.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A municipal asphalt concrete road maintenance construction method uses a municipal asphalt concrete road maintenance construction device which comprises a moving vehicle (1), an asphalt storage component (2), a stirring mechanism (3) and a liquid spraying mechanism (4), and is characterized in that: the asphalt storage component (2) is arranged on a carriage of the moving vehicle (1), and the asphalt tank (21) is provided with a stirring mechanism (3) and a liquid spraying mechanism (4) which are arranged at the right end of the moving vehicle (1) and connected with the asphalt tank (21); wherein:
the asphalt storage component (2) comprises an asphalt tank (21), a sealing top cover (22), a matching positioning block (23), a feeding hole (24), a locking branched chain (25) and an unlocking branched chain (26), wherein the asphalt tank (21) is arranged on a carriage of the mobile vehicle (1), the asphalt tank (21) is of a round tank-shaped structure with an upper end open, the sealing top cover (22) is arranged at the upper end of the asphalt tank (21), the matching positioning block (23) is arranged on the lower end face of the sealing top cover (22), the matching positioning block (23) is matched with the inner wall of an opening of the asphalt tank (21), the feeding hole (24) is arranged at the upper end of the sealing top cover (22) close to the edge of the upper end of the sealing top cover, the feeding hole (24) is communicated with the asphalt tank, the locking branched chain (25) is arranged on the asphalt tank (21), and the unlocking branched chain (26) is arranged on the sealing top cover (22);
the stirring mechanism (3) comprises a conveying cylinder (31), a driving motor (32), a clamping branched chain (33), a rotating shaft (34), conveying blades (35), a stirring rod (36) and a stirring rod (37), wherein the conveying cylinder (31) is arranged between the inner walls of the asphalt tank (21) through a plurality of fixing rods, the driving motor (32) is arranged at the central position of the upper end surface of the sealing top cover (22), an output shaft of the driving motor (32) penetrates through the sealing top cover (22) to enter the asphalt tank (21), the central position of the bottom of the asphalt tank (21) is rotatably connected with the rotating shaft (34), the upper end of the rotating shaft (34) is connected with the lower end of the output shaft of the driving motor (32) through the clamping branched chain (33), the conveying blades (35) are arranged on the rotating shaft (34) on the inner side of the conveying cylinder (31), the conveying blades (35) are of a spiral structure, and the edges of the conveying blades (35) are in sliding fit with the conveying cylinder (31), the outer wall of one side of the rotating shaft (34) close to the bottom of the asphalt tank (21) is uniformly provided with stirring rods (36) along the circumferential direction, and a plurality of stirring rods (37) are arranged on the stirring rods (36);
the liquid spraying mechanism (4) comprises a liquid outlet pipe (41), a liquid supply pump (42), a first liquid supply main pipe (43), a second liquid supply main pipe (44), a liquid supply branch pipe (45) and a spraying branch chain (46), wherein the liquid outlet pipe (41) communicated with the interior of the asphalt tank (21) is arranged on the right side of the outer wall of the asphalt tank (21), the liquid supply pump (42) is arranged on a carriage of the mobile vehicle (1) on the right side of the asphalt tank (21), the liquid outlet pipe (41) is connected with a water pumping port of the liquid supply pump (42), the left end of the first liquid supply main pipe (43) is connected with a water outlet of the liquid supply pump (42), the first liquid supply main pipe (43) is fixed on the carriage of the mobile vehicle (1), the middle part of the second liquid supply main pipe (44) is connected on the first liquid supply main pipe (43), the second liquid supply main pipe (44) is communicated with the first liquid supply main pipe (43), two ends of the second liquid supply main pipe (44) are in a plugging state, and the liquid supply branch pipes (45) are linearly and uniformly arranged on the outer wall of the second liquid supply main pipe (44) from front to back, one end of the liquid supply branch pipe (45) far away from the second liquid supply main pipe (44) is provided with a spraying branch chain (46);
when the municipal asphalt concrete road maintenance construction equipment is used for road maintenance construction, the method comprises the following steps:
s1, putting asphalt into a tank: the preheated emulsified asphalt is filled into an asphalt tank (21);
s2, stirring and heating: the emulsified asphalt in the asphalt tank (21) is stirred by the stirring mechanism (3), and the emulsified asphalt is heated and insulated at the same time, so that the emulsified asphalt is ensured to have certain fluidity;
s3, asphalt spraying: the asphalt in the asphalt tank (21) is extracted and sprayed out through the liquid spraying mechanism (4), and then the emulsified asphalt is uniformly sprayed to the pavement through the uniform-speed movement of the moving vehicle (1) on the pavement.
2. The municipal asphalt concrete road maintenance construction method according to claim 1, characterized in that: the outer side wall of the asphalt tank (21) is sleeved with a heating and heat-preserving barrel (211).
3. The municipal asphalt concrete road maintenance construction method according to claim 1, characterized in that: the locking branched chain (25) comprises a first telescopic groove (251), a first telescopic rod (252), a telescopic spring (253) and a locking clamping block (254), the outer wall, close to the opening position, of the asphalt tank (21) is evenly provided with the first telescopic groove (251) along the circumferential direction of the outer wall, the first telescopic rod (252) is connected in the first telescopic groove (251) in a sliding mode through the telescopic spring (253), the locking clamping block (254) is arranged at one end, located on the outer side of the first telescopic groove (251), of the first telescopic rod (252), and the upper end of the locking clamping block (254) is of an inverted hook-shaped structure.
4. The municipal asphalt concrete road maintenance construction method according to claim 1, characterized in that: the unlocking branched chain (26) comprises a second telescopic groove (261), a telescopic hole (262), a second telescopic rod (263), a limiting block (264), a first reset spring (265), a third telescopic rod (266), an extrusion block (267), a second reset spring (268) and a pressing ring (269), wherein the second telescopic groove (261) is uniformly formed in the upper end face of the sealing top cover (22) along the circumferential direction of the sealing top cover, a sealing plate is arranged at the upper end of the second telescopic groove (261), the telescopic hole (262) communicated with the outer wall of the edge of the top cover is formed in the inner wall, close to the edge of the sealing top cover (22), of the second telescopic groove (261), the second telescopic rod (263) is connected with the telescopic hole (262) in a sliding manner, the limiting block (264) is arranged on one side of the second telescopic groove (261) of the second telescopic rod (263), and the first reset spring (265) is arranged between the limiting block (264) and the inner wall of the second telescopic groove (261) close to the telescopic hole (262), no. three telescopic link (266) lower extreme slides and passes in the shrouding gets into No. two flexible grooves (261) and connect in No. two flexible groove (261) bottoms through No. two reset spring (268), and No. three telescopic link (266) are provided with wedge-shaped extrusion piece (267) in one side in No. two flexible grooves (261), extrusion piece (267) and the tip sliding contact of No. two telescopic link (263), and the upper end of No. three telescopic link (266) is connected through pressure driving ring (269).
5. The municipal asphalt concrete road maintenance construction method according to claim 1, characterized in that: joint branched chain (33) are including joint sleeve pipe (331), spacing draw-in groove (332) and spacing fixture block (333), the output shaft lower extreme of driving motor (32) is provided with joint sleeve pipe (331), joint sleeve pipe (331) lower extreme and axis of rotation (34) upper end cooperation, four spacing draw-in grooves (332) have evenly been seted up along its circumference to joint sleeve pipe (331) lower extreme, and spacing draw-in groove (332) from last to expanding gradually down, axis of rotation (34) are close to on the outer wall of upper end evenly be provided with four and spacing fixture block (333) of spacing draw-in groove (332) complex along its circumference, axis of rotation (34) upper end is provided with circular guide block.
6. The municipal asphalt concrete road maintenance construction method according to claim 1, characterized in that: the outer wall of the conveying cylinder (31) close to the upper end is sleeved with an annular guide plate (311), and the outer edge of the guide plate (311) inclines downwards.
7. The municipal asphalt concrete road maintenance construction method according to claim 1, characterized in that: the spraying branch chain (46) comprises a spraying cylinder (461), a connecting pipe (462), a spray head (463), an adjusting rod (464), a rotating rod (465), a shifting blade (466), a connecting plate (467), an installation rack (468) and an electric push rod (469), the spraying cylinder (461) is of a cylindrical structure with an opening at the lower end, the left side of the outer wall of the spraying cylinder (461) is provided with the connecting pipe (462) communicated with the inside of the spraying cylinder (461), the spraying cylinder (461) is connected with the liquid supply branch pipe (45) through the connecting pipe (462), the spray head (463) is screwed at the lower end of the spraying cylinder (461), the upper end of the spraying cylinder (461) is provided with the adjusting rod (464) in a sliding manner, one end of the adjusting rod (464) at the inner side of the spraying cylinder (461) is rotatably connected with the rotating rod (465), the outer wall of the rotating rod (465) is uniformly provided with the shifting blade (466) along the circumferential direction thereof, one end of the shifting blade (466) far away from the adjusting rod (464) is in sliding contact with the inner wall of the spraying cylinder (461), adjust pole (464) upper end and pass through connecting plate (467) and connect, the right-hand member of locomotive (1) is provided with mounting bracket (468), is provided with electric putter (469) on mounting bracket (468), and electric putter's (469) telescopic link is connected with connecting plate (467).
8. The municipal asphalt concrete road maintenance construction method according to claim 7, wherein: the shower nozzle (463) is the back taper and sets up logical groove (4631) that the diameter reduces gradually in it, leads to the lower extreme UNICOM of groove (4631) and shower nozzle (463), and dwang (465) lower extreme is the back taper and its lower extreme and leads to the cooperation of groove (4631) lower extreme.
9. The municipal asphalt concrete road maintenance construction method according to claim 1, characterized in that: the first liquid outlet pipe (41) and the liquid supply branch pipe (45) are respectively provided with a main valve (411) and a branch valve (451).
10. The municipal asphalt concrete road maintenance construction method according to claim 1, characterized in that: the outer walls of the first liquid supply main pipe (43), the second liquid supply main pipe (44) and the liquid supply branch pipe (45) are wrapped with heat insulation cotton.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110480298.0A CN113136775A (en) | 2021-04-30 | 2021-04-30 | Municipal asphalt concrete road maintenance construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110480298.0A CN113136775A (en) | 2021-04-30 | 2021-04-30 | Municipal asphalt concrete road maintenance construction method |
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| Publication Number | Publication Date |
|---|---|
| CN113136775A true CN113136775A (en) | 2021-07-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110480298.0A Withdrawn CN113136775A (en) | 2021-04-30 | 2021-04-30 | Municipal asphalt concrete road maintenance construction method |
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| Country | Link |
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| CN (1) | CN113136775A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114259939A (en) * | 2021-12-22 | 2022-04-01 | 沭阳县广厦建材有限公司 | Intelligent asphalt concrete standing and layering prevention processing equipment |
| CN116223306A (en) * | 2023-03-20 | 2023-06-06 | 山东林民公路材料有限公司 | Rubber asphalt viscosity testing device |
-
2021
- 2021-04-30 CN CN202110480298.0A patent/CN113136775A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114259939A (en) * | 2021-12-22 | 2022-04-01 | 沭阳县广厦建材有限公司 | Intelligent asphalt concrete standing and layering prevention processing equipment |
| CN116223306A (en) * | 2023-03-20 | 2023-06-06 | 山东林民公路材料有限公司 | Rubber asphalt viscosity testing device |
| CN116223306B (en) * | 2023-03-20 | 2023-09-08 | 山东林民公路材料有限公司 | Rubber asphalt viscosity testing device |
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