CN107130495B - A kind of pavement crack vacuum cementation of fissures method and apparatus - Google Patents
A kind of pavement crack vacuum cementation of fissures method and apparatus Download PDFInfo
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- CN107130495B CN107130495B CN201710342514.9A CN201710342514A CN107130495B CN 107130495 B CN107130495 B CN 107130495B CN 201710342514 A CN201710342514 A CN 201710342514A CN 107130495 B CN107130495 B CN 107130495B
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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
- E01C11/00—Details of pavings
- E01C11/005—Methods or materials for repairing pavings
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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
- E01C23/06—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road
- E01C23/09—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges
- E01C23/0966—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for filling or priming, with or without working the surface of the filling or applying particulate material thereto, e.g. for filling the joints of stone-sett paving
- E01C23/0973—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for filling or priming, with or without working the surface of the filling or applying particulate material thereto, e.g. for filling the joints of stone-sett paving with liquid or semi-liquid materials, e.g. crack sealants
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Road Repair (AREA)
- Road Paving Structures (AREA)
Abstract
The invention belongs to highways and streets asphalt pavement crack care fields.Purpose is to provide a kind of pavement crack vacuum cementation of fissures method, this method should have the characteristics that it is easy to operate, not will cause it is secondary destroy, cementation of fissures effect it is good, a kind of pavement crack vacuum cementation of fissures equipment is also provided simultaneously, which should have the characteristics that structure is simple, be suitable for various cracks, cementation of fissures effect is good.Technical solution is: a kind of pavement crack vacuum cementation of fissures method, comprising the following steps: 1) preparation；2) crack is cleared up；3) vacuum facility, encapsulating facility arrangement；4) cementation of fissures；5) it conserves.A kind of pavement crack vacuum cementation of fissures equipment, it is characterised in that: the equipment includes pouring machine (1), vacuum pump (2), the encapsulating mouth (3) by encapsulating pipe (11) connection pouring machine, the vacuum nozzle (4) by vacuum tube (21) connection vacuum pump, the vacuum pad (6) for keeping gap vacuum degree.
Description
Technical field
The invention belongs to highways and streets asphalt pavement crack care field, more particularly to a kind of fine cracks and
The early cracks such as microcrack and the cementation of fissures method and apparatus in crack in irregular shape.
Background technique
Currently used filling cut of asphaltum road surface technique is divided into two class of method and fluting method of not slotting.
Method of not slotting is divided into hot maneuver and cold maneuver again.Hot maneuver generally heats plain asphalt or modified pitch
The encapsulating of asphalt pavement crack is carried out after to certain temperature.Easily there is high temperature bellding and is taken away by vehicle in the common heated bitumen cementation of fissures
Phenomenon, low temperature is easy to crack to fall off.Modified heated bitumen viscosity is big, and trickling permeance property is poor, can not be full closely knit by crack grouting, fills
Seam material is only filled in fracture faces, easily cracks when the expansion of pavement crack low temperature, repairing service life is short.Cold maneuver is to use
Emulsified modified asphalt etc. is potted, and equally exists poor high temperature stability, low temperature problem easy to crack.
Notch and fill slot is that the pavement crack after filling cut of asphaltum road surface glue cross-notching is selected to be irrigated and fill out envelope.General use is opened
Scouring machine road pavement crack is cut, and former pavement crack is made to widen intensification, the fracture width at least 10mm after fluting, and depth 10~
30mm, width, the depth ratio of fluting are no more than 2:1, after then using pressure-air raked joint, base joint grouting glue to be heated to 180 DEG C in stream shape
Road pavement crack is potted.Intensification is widened in crack after fluting, and material is easy to pour into.But irregular cracks, which is difficult to stitch along primary fissure, to be opened
Slot often results in primary fissure seam side and outputs new crack, exacerbates pavement destruction.Micro-cracks are widened intensification by fluting, are easily led to and are split
Lower generate of wheel load effect is sewn on to destroy.Fluting broadens crack, and crack easily extends to both ends.Micro-cracks can not be perfused,
The diseases such as boiling in road surface, check crack, pit slot occur after rainy day water inlet.
Therefore, currently used filling cut of asphaltum road surface technique is all unable to satisfy asphalt pavement crack maintenance technology demand, fills
It is poor to stitch effect, or even can also play destruction.
Summary of the invention
The purpose of the present invention is overcoming the shortcomings of in above-mentioned background technique, a kind of pavement crack vacuum cementation of fissures method is provided,
This method should have the characteristics that it is easy to operate, not will cause it is secondary destroy, cementation of fissures effect it is good.
The present invention also provides a kind of pavement crack vacuum cementation of fissures equipment, which should have that structure is simple, it is various to be suitable for
The good feature of crack, cementation of fissures effect.
The technical scheme is that
A kind of pavement crack vacuum cementation of fissures method, comprising the following steps:
1) after the sundries of crack and crack two sides 10cm range being purged completely with air pump air gun, reusable heat gas spray gun
Purge crack；
2) it is screwed into vacuum nozzle and encapsulating mouth at crack both ends respectively, then covers crack, vacuum nozzle and filling with vacuum pad
Jiao Zui；
3) start pouring machine and by base joint grouting glue heating, stir to 190-204 DEG C, open vacuum pump and vacuum tube valves with
Encapsulating tube valve, base joint grouting glue flows into crack under the suction of vacuum pump, closes encapsulating after base joint grouting glue occurs in observation window
Tube valve and vacuum tube valves remove vacuum pad, encapsulating mouth, encapsulating pipe, vacuum nozzle, vacuum tube after standing 1min；
4) road debris is cleaned after base joint grouting glue is cooling.
In the step 1), if crack is dirtier, using being purged again after brushing tape edge edge.If crack filling is miscellaneous
Object is difficult to clear up, using hand-held grinder raked joint.
In the step 2), when fracture length is greater than 2m, crack is divided into crack of several length less than 2m and is segmented, phase
The base joint grouting glue that perfusion length is 5-10cm between adjacent crack segmentation, in a wherein crack, the both ends of segmentation are screwed into vacuum nozzle and fill
Jiao Zui；
In the step 4), the perfusion of next crack segmentation is carried out after base joint grouting glue is cooling.
In the step 2), if road surface hole is larger, effective vacuum degree cannot be formed, two plug-hole gap pipes are oppositely positioned
In crack or the position of crack segmentation two sides 20-30cm, vacuum pad is covered into plug-hole gap pipe, crack, vacuum nozzle and encapsulating mouth；
In the step 3), vacuum pump and vacuum tube valves are first opened, then open plug-hole gap tube valve, in the suction of vacuum pump
Power acts on lower base joint grouting glue and penetrates into filling pore in pavement structure, is then shut off plug-hole gap tube valve and opens encapsulating tube valve,
Base joint grouting glue is flowed along crack to vacuum nozzle under the suction of vacuum pump；Encapsulating is closed after base joint grouting glue largely flows into observation window
Tube valve and vacuum tube valves remove vacuum pad, encapsulating mouth, encapsulating pipe, vacuum nozzle, vacuum tube, plug-hole gap after standing 1min
Pipe, roots out extra base joint grouting glue on road surface, and next crack segmentation is perfused.
A kind of pavement crack vacuum cementation of fissures equipment, it is characterised in that: the equipment includes pouring machine, vacuum pump, passes through encapsulating
Pipe connects the encapsulating mouth of pouring machine, the vacuum nozzle of vacuum pump is connected by vacuum tube, keeps the vacuum pad of gap vacuum degree；Institute
The front end for stating vacuum nozzle is equipped in 90 degree of curved suction heads, and suction head is equipped with air entry and screw thread；Before the encapsulating mouth
It is in 90 degree of curved glue-spreading heads that end, which is equipped with, and glue-spreading head is equipped with gum outlet and screw thread.
The vacuum tube is equipped with vacuum tube valves, observation window, vacuum meter；The encapsulating pipe is equipped with encapsulating tube valve.
The equipment further includes two plug-hole gap pipes, and the closed at one end and other end of plug-hole gap pipe is filled by the connection of encapsulating pipe
Seam machine is additionally provided with several plastic holes on plug-hole gap pipe, plug-hole gap tube valve is additionally provided on encapsulating pipe.
The aperture of the plastic hole is sequentially increased along plug-hole gap length of tube direction.
The vacuum pad is made of high temperature non-woven fabrics, and the length of vacuum pad is 200-300cm and width is 80-
200cm。
The beneficial effects of the present invention are:
The present invention will not be widened using not grooving processes and deepen primary fissure seam, be avoided fracture from causing secondary destruction, saved
Fluting manually also speeds up construction speed, while using vacuum suck gap-grouting material and vacuum Filling Technology, can be applicable in anarchial cleavage
Seam and fine cracks and microcrack, the cementation of fissures is full closely knit, and durability significantly improves, and cementation of fissures effect is ideal.
Detailed description of the invention
Fig. 1 is overlooking structure diagram of the invention.
Fig. 2 is the schematic view of the front view of vacuum nozzle.
Fig. 3 is the schematic view of the front view of encapsulating mouth.
Fig. 4 is the schematic view of the front view of plug-hole gap pipe.
Specific embodiment
Below in conjunction with Figure of description, the invention will be further described, but the invention is not limited to following embodiments.
A kind of pavement crack vacuum cementation of fissures equipment, including pouring machine 1, vacuum pump 2, encapsulating mouth 3, vacuum nozzle 4, vacuum pad 6,
Two plug-hole gap pipes 5.
The encapsulating mouth connects pouring machine by encapsulating pipe 11, and it is in 90 degree of curved glue-spreading heads that the front end of encapsulating mouth, which is equipped with,
Glue-spreading head is cone and glue-spreading head is equipped with gum outlet 31 and screw thread, and gum outlet is located at the outside (right side of Fig. 3 of glue-spreading head
Side).The vacuum nozzle connects vacuum pump by vacuum tube 21, and it is in 90 degree of curved suction heads, air-breathing that the front end of vacuum nozzle, which is equipped with,
Head is cone and suction head is equipped with air entry 41 and screw thread, and air entry is located at the outside (left side of Fig. 2) of suction head.Institute
Vacuum tube is stated equipped with vacuum tube valves 22, observation window 23, vacuum meter 24, the encapsulating pipe is equipped with encapsulating tube valve 12.It is logical
The external screw thread being arranged is crossed to be convenient to for vacuum nozzle and encapsulating mouth being screwed into crack.
The closed at one end and other end of the plug-hole gap pipe connects pouring machine by encapsulating pipe, connects the filling of plug-hole gap pipe
Sebific duct is equipped with plug-hole gap tube valve 13, is additionally provided with several plastic holes 51 on plug-hole gap pipe, these plastic holes are along plug-hole gap pipe
Length direction be evenly arranged, the spacing of plastic hole is 80-120mm (preferably 100mm), and the aperture of plastic hole is along plug-hole gap pipe
Length direction (along the direction of closing one end) is sequentially increased, and the minimum-value aperture of plastic hole is 3mm and maximum diameter of hole is 7mm,
Plug-hole gap pipe can be selected φ 10mm seamless steel pipe and be made.
The vacuum pad is made of soft airtight resistance to 220 DEG C of high temperature non-woven fabrics, and the length of vacuum pad is 200-300cm
(preferably 250cm) and width are 80-200cm (preferably 100cm).
A kind of pavement crack vacuum cementation of fissures method, sequentially sequentially includes the following steps:
1) preparation
The equipment such as crack-cleaning machine, hot air gun, pouring machine, vacuum pump are marched into the arena, it is ensured that equipment state is good；Crack-cleaning machine, hot gas
Spray gun, pouring machine, vacuum pump are using commonly used equipment on the market；Hot air gun should be able to generate high temperature and pressure air (outlet air temperature
Degree is in 1 000 DEG C or more, capacity in 0.1m3/ min or so), lance head can hold operation；Pouring machine should be able to heated at constant temperature filling
Stitch glue, can manual adjustment base joint grouting glue flow, pouring machine discharge pipe have heating and heat preserving function；
Arrange that sign label, cone tank carry out the safety measures such as envelope road, isolation；Sealant technical performance meets specification and wants
It asks.
2) crack is cleared up
The dust within the scope of disintegrating slag, dust and the crack two sides at least 10cm in the A of crack is thoroughly blown with air pump air gun
It sweeps clean；It can be purged again after first wire brushing edge of crack, if sundries is difficult to clear up in crack, also be applied when necessary
Hand-held grinder clears up crack；
After air pump air gun purging, hot air gun purging crack, the high temperature of hot air gun generation, high pressure gas are reused
Body can remove sundries and moisture in crack comprehensively, while softening road surface and increasing the cementitiousness of sides of fracture and base joint grouting glue, but
Avoid the flame contact road surface of hot air gun to prevent ageing of asphalt.
3) vacuum facility, encapsulating facility arrangement
Measure the penetration of fracture and length；
When crack is shorter than 2m, vacuum nozzle and encapsulating mouth are screwed at the both ends in crack；When fracture length is greater than 2m, will split
Seam is divided into crack of several length less than 2m and is segmented, and the base joint grouting glue 7 that length is 5-10cm is perfused between adjacent slits segmentation first,
In a wherein crack, the both ends of segmentation are screwed into vacuum nozzle and encapsulating mouth；The suction head of vacuum nozzle will reach the bottom in crack, and
And the air entry on suction head will be towards fissured central；The glue-spreading head of encapsulating mouth will reach the bottom in crack, and in glue-spreading head
Gum outlet will be towards fissured central；
If asphalt pavement structure hole is larger, it is difficult to vacuum is formed, it is also anti-in the position of crack two sides interval 20-30cm
Plug-hole gap pipe, crack, vacuum nozzle and encapsulating mouth are covered to two plug-hole gap pipes of placement, then by vacuum pad；If crack is very curved
Song should adjust vacuum pad width, it is ensured that the edge of vacuum pad exceeds the plug-hole gap pipe at least width of 15cm；In covering vacuum pad
It should make vacuum pad that there is wide looseness appropriate, without excessively tensing vacuum pad, vacuum pad and energy are closely connected when ensuring to vacuumize
Sand pocket is placed on various pipelines, while at vacuum pad edge, guarantees sealing effect.
4) cementation of fissures
Starting pouring machine simultaneously adds base joint grouting glue into sealant heating tank, by base joint grouting glue heating, stirs to 193 DEG C and (does not surpass
Cross 204 DEG C it is spare)；
Vacuum pump is opened, vacuum tube valves and plug-hole gap tube valve are opened, base joint grouting glue seeps under the suction of vacuum pump
Enter filling pore in pavement structure (this step can be saved if the compact structures such as bituminous concrete, SMA road surface)；
As vacuum degree further increases (- 0.04Mpa or more), closes plug-hole gap tube valve and opens encapsulating tube valve,
Base joint grouting glue is flowed along crack to vacuum nozzle under the suction of vacuum pump, is closed and is filled after base joint grouting glue largely flows into observation window
Rubber tube valve and vacuum tube valves；
After standing 1min, vacuum pad, encapsulating mouth, encapsulating pipe, vacuum nozzle, vacuum tube, plug-hole gap pipe are removed, is rooted out on road surface
Next crack segmentation is perfused to prevent cementation of fissures gluing wheel in extra base joint grouting glue, the appropriate aggregate chips that dispenses；
5) it conserves
After base joint grouting glue is cooling, aggregate chips extra on road surface is cleaned up, last open to traffic；When the cooling of base joint grouting glue is general
Between be 15min, the specific open to traffic time according to construction environment determine.
Claims (5)
1. a kind of pavement crack vacuum cementation of fissures method, comprising the following steps:
1) after the sundries of crack and crack two sides 10cm range being purged completely with air pump air gun, reusable heat gas spray gun purging
Crack；
2) it is screwed into vacuum nozzle and encapsulating mouth at crack both ends respectively, then covers crack, vacuum nozzle and encapsulating mouth with vacuum pad；
3) start pouring machine and by base joint grouting glue heating, stirring to 190-204 DEG C, open vacuum pump and vacuum tube valves and encapsulating
Tube valve, base joint grouting glue flows into crack under the suction of vacuum pump, and encapsulating pipe valve is closed after base joint grouting glue occurs in observation window
Door and vacuum tube valves remove vacuum pad, encapsulating mouth, encapsulating pipe, vacuum nozzle, vacuum tube after standing 1min；
4) road debris is cleaned after base joint grouting glue is cooling；
In the step 2), when fracture length is greater than 2m, crack is divided into crack of several length less than 2m and is segmented, it is adjacent to split
The base joint grouting glue (7) that perfusion length is 5-10cm between seam segmentation, in a wherein crack, the both ends of segmentation are screwed into vacuum nozzle and fill
Jiao Zui；
In the step 4), the perfusion of next crack segmentation is carried out after base joint grouting glue is cooling；
In the step 2), if road surface hole is larger, effective vacuum degree cannot be formed, then by two plug-hole gap pipes it is oppositely positioned
Crack or the position of crack segmentation two sides 20-30cm, cover plug-hole gap pipe, crack, vacuum nozzle and encapsulating mouth for vacuum pad；
In the step 3), vacuum pump and vacuum tube valves are first opened, then open plug-hole gap tube valve, made in the suction of vacuum pump
Filling pore in pavement structure is penetrated into lower base joint grouting glue, plug-hole gap tube valve is then shut off and opens encapsulating tube valve, in vacuum
Base joint grouting glue is flowed along crack to vacuum nozzle under the suction of pump, and encapsulating pipe valve is closed after base joint grouting glue largely flows into observation window
Door and vacuum tube valves；After standing 1min, vacuum pad, encapsulating mouth, encapsulating pipe, vacuum nozzle, vacuum tube, plug-hole gap pipe are removed, is shoveled
Except base joint grouting glue extra on road surface, next crack segmentation is perfused.
2. pavement crack vacuum cementation of fissures method according to claim 1, it is characterised in that: in the step 1), if crack
It is dirtier, using being purged again after brushing tape edge edge；If crack filling sundries is difficult to clear up, clear using hand-held grinder
Seam.
3. a kind of pavement crack vacuum cementation of fissures equipment, it is characterised in that: the equipment includes pouring machine (1), vacuum pump (2), passes through
Encapsulating pipe (11) connects the encapsulating mouth (3) of pouring machine, the vacuum nozzle (4) of vacuum pump is connected by vacuum tube (21), keeps gap
The vacuum pad (6) of vacuum degree；It is in 90 degree of curved suction heads that the front end of the vacuum nozzle, which is equipped with, and suction head is equipped with air entry
(41) and screw thread；It is in 90 degree of curved glue-spreading heads that the front end of the encapsulating mouth, which is equipped with, and glue-spreading head is equipped with gum outlet (31) and spiral shell
Line；
The vacuum tube is equipped with vacuum tube valves (22), observation window (23), vacuum meter (24)；The encapsulating pipe is equipped with encapsulating
Tube valve (12)；
The equipment further includes two plug-hole gap pipes (5), and the closed at one end and other end of plug-hole gap pipe is filled by the connection of encapsulating pipe
Seam machine is additionally provided with several plastic holes (51) on plug-hole gap pipe, plug-hole gap tube valve (13) is additionally provided on encapsulating pipe.
4. pavement crack vacuum cementation of fissures equipment according to claim 3, it is characterised in that: the aperture of the plastic hole along
Plug-hole gap length of tube direction is sequentially increased.
5. pavement crack vacuum cementation of fissures equipment according to claim 4, it is characterised in that: the vacuum pad using high temperature without
Woven fabric is made, and the length of vacuum pad is 200-300cm and width is 80-200cm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710342514.9A CN107130495B (en) | 2017-05-16 | 2017-05-16 | A kind of pavement crack vacuum cementation of fissures method and apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710342514.9A CN107130495B (en) | 2017-05-16 | 2017-05-16 | A kind of pavement crack vacuum cementation of fissures method and apparatus |
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| CN107130495A CN107130495A (en) | 2017-09-05 |
| CN107130495B true CN107130495B (en) | 2019-03-15 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109082992A (en) * | 2018-09-30 | 2018-12-25 | 安徽升建工程管理有限公司 | The repair apparatus of highway maintenance bituminous pavement elongated slits |
| CN113481801B (en) * | 2021-05-21 | 2022-07-15 | 浙江中桓建设有限公司 | Construction method for seamless expansion joint of pavement |
| CN116289455B (en) * | 2023-01-12 | 2024-06-14 | 安徽建工集团股份有限公司 | Asphalt concrete crack glue filling device and process thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR200348455Y1 (en) * | 2003-11-17 | 2004-05-03 | 우일엔지니어링 주식회사 | Coating apparatus of grooving road |
| CN1900465A (en) * | 2005-10-11 | 2007-01-24 | 刘思谋 | Prestress hole path pressure grouting construction process by post-tensioning method |
| CA2695333A1 (en) * | 2010-03-04 | 2011-09-04 | Gary Fielding | Aggregate repair method and product |
| CN103835216B (en) * | 2012-11-20 | 2016-12-21 | 张晓群 | Hard surface and the method for repairing and constructing in house roof crack |
| CN203923870U (en) * | 2014-05-23 | 2014-11-05 | 宿迁市科路养护技术有限公司 | Note mouth for a kind of pouring machine |
| CN203855875U (en) * | 2014-06-10 | 2014-10-01 | 袁永涛 | Concrete pavement maintenance device and paving device |
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Effective date of registration: 20220114 Address after: No.58, Chengnan Road, Nanming street, Xinchang County, Shaoxing City, Zhejiang Province Patentee after: XINCHANG LIANHANG MACHINERY Co.,Ltd. Address before: 1515 Moganshan Road, Yuhang District, Hangzhou City, Zhejiang Province Patentee before: ZHEJIANG INSTITUTE OF COMMUNICATION |