CN108316108B - A kind of road repair construction technology - Google Patents
A kind of road repair construction technology Download PDFInfo
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- CN108316108B CN108316108B CN201810026887.XA CN201810026887A CN108316108B CN 108316108 B CN108316108 B CN 108316108B CN 201810026887 A CN201810026887 A CN 201810026887A CN 108316108 B CN108316108 B CN 108316108B
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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
- E01C21/00—Apparatus or processes for surface soil stabilisation for road building or like purposes, e.g. mixing local aggregate with binder
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Abstract
The invention discloses a kind of road repair construction technologies, are related to technical field of road construction, which includes the following steps, S1, open up work chamber: cutting construction groove, cutting original path damage location form construction groove, and the slot bottom for groove of constructing forms supporting station；S2 installs force structure: mounting-fixing base, the mounting-fixing base on supporting station；Antiarch steel plate is installed, reverse bending moment is applied to two sides opposite on steel plate, the middle part arch camber of steel plate upward by the radian of the steel plate of arch camber, and steel plate is installed in fixing seat and is fixed；S3 pours surface layer: being laid with surface layer, mud is laid with above antiarch steel plate, and carry out maintenance until solidification forms surface layer；Upward prestressing force is provided to surface layer by antiarch steel plate, has achieved the effect that reduce the phenomenon that dipping after road repair.
Description
Technical field
The present invention relates to technical field of road construction, more specifically, it relates to a kind of road repair construction technology.
Background technique
Road is the infrastructure for various trackless vehicles and walk, it in connection with entire city lifeline.In
Under the long-time service of road, road can cause road surface the feelings of local small area recess occur due to the differential settlement of base foundation
Condition.
The Chinese patent that Authorization Notice No. is CN103086649B, authorized announcement date is on December 03rd, 2014 discloses one
The method that kind is suitable for road engineering rapid rush-repair mainly by filling patching material to damaged road surface recess, and covers
Electric heater unit so that the patching material by heat cure, to achieve the effect that repair at road surface depression.
It is in place of the deficiencies in the prior art, the filling and repairing material at road surface depression is equivalent to increase at this and repair
Mend the self weight of material.And the stress intensity design value of road be it is determining, when road surface is by the extraneous load action such as pedestrian, vehicle
When, roadbed is equivalent to also receives the effect of patching material self weight while by extraneous load, so that the lotus that roadbed is born
It carries and increases and slowly sink, cause the road surface that will appear repairing position during the new road completed using repairing with road
Base gradually recessed phenomenon.
Summary of the invention
In view of the deficiencies of the prior art, the present invention intends to provide a kind of road repair construction technology, pass through
Antiarch steel plate is set, upward prestressing force is provided to surface layer, has reached the phenomenon that dipping after reducing road repair
Effect.
To achieve the above object, the present invention provides the following technical scheme that a kind of road repair construction technology, including it is following
Step:
S1 opens up work chamber:
Cutting construction groove, cutting original path damage location form construction groove, and the slot bottom for groove of constructing forms supporting station；
S2 installs force structure:
Mounting-fixing base, the mounting-fixing base on supporting station；
Antiarch steel plate is installed, reverse bending moment is applied to two sides opposite on steel plate, makes the middle part arch camber of steel plate；In arch camber
Several pairs of preformed holes are opened up on steel plate, every a pair of preformed hole is arranged by symmetry axis of the axis of the steel plate of arch camber；It is reserved in a pair
Connecting rod is penetrated in hole, and the both ends of connecting rod are fixed by nut, by adjusting the spacing of nut to adjust steel plate
Arch camber degree；Upward by the radian of the steel plate of arch camber, and steel plate is installed in fixing seat and is fixed；
S3 pours surface layer:
It is laid with surface layer, mortar is laid with above antiarch steel plate, and carries out maintenance until solidification forms surface layer.
Through the above technical solutions, the steel plate of arch camber has the tendency that restoring deformation, that is to say, that when the steel plate of arch camber is with arc
When the form of degree upward is placed in construction groove, steel plate applies upward effect to the surface layer being cast in above antiarch steel plate
Power, so that surface layer has upward prestressing force.
After the mortar on steel plate solidifies, the new road for repairing completion can come into operation, during new road occupation,
The load born on the road surface of new road first interacts with the prestressing force of surface layer, be equivalent to prestressing force counteract partial action in
Load in surface layer, that is to say, that reduce the size for acting on the actual loading in surface layer；Having reached, which reduces new road, exists
Occur the case where dipping of position of repairing in use process.Simultaneously as the strong tension resistance performance of steel plate itself, arch camber
Steel plate on be able to bear bigger active force.In the double influence of the excellent in strength of the prestressing force and antiarch steel plate of steel plate
Under, improve the ability of surface layer bearing load.
By the arch camber radian of connecting rod steel sheet, so that the antiarch steel plate that production is formed has the tendency that restoring deformation.
By rotating the nut being set in connecting rod, the arch camber radian of steel plate can be changed；Enable the steel plate of arch camber according to difference
Construction demand adjusts arch camber degree, and then changes the prestressed size applied to surface layer.Meanwhile it rotating two nuts and can change
The distance for becoming steel plate two sides adapts to the size of different construction grooves, to adapt to the repairing of different road surface breakage situations.
Further preferably are as follows: in the installation force structure of the S2, fixing seat is poured in two sides opposite on supporting station,
And fixing seat is equipped with installation notch；The spacing of adjusting nut makes it cooperate the distance of two installation notch, then by steel plate
Corresponding two installation notch in two sides are placed, and the spacing of adjusting nut, are inserted into the two sides of steel plate in installation notch.
Using above-mentioned setting, the installation of steel plate is realized by adjusting the spacing of nut, it is easy to operate.
Further preferably are as follows: in opening up in work chamber for the S1, the downward cutting construction after cutting construction groove
The slot bottom of groove forms buffer groove；In the installation force structure of the S2, before antiarch steel plate is installed, first prestressed
Part；In the slot bottom gluing elastic of buffer groove, the top of elastic is cut, so that the steel plate at the top and arch camber of elastic
Radian cooperation；The lower surface for the steel plate being installed pushes against at the top of elastic.
Using above-mentioned setting, the top of elastic and steel plate are pushed against, so that elastic gives steel plate one upward effect
Power, then this active force is passed to surface layer by steel plate, is increased prestressing force upward suffered by surface layer, is improved surface layer
Stress performance is further reduced the case where dipping of new road.The radian of steel plate will be cut at the top of elastic, it can
Make to come into full contact at the top of elastic with steel plate, improves the power transmission effect of the two.
Further preferably are as follows: in the installation force structure in the S2, when prestressed part, first the one of elastic
End plugs dowel, and dowel is inside the axis insertion elastic of elastic, so that the end of one end of dowel and elastic
Portion flushes, and the other end is located at the outside of elastic, then the dowel outside elastic is anchored in the bottom of buffer groove
On wall.
Using above-mentioned setting, dowel can reinforce the overturning strength of elastic, while improve the resistance to compression of elastic
Intensity enables elastic to give steel plate better supporting role.Secondly, dowel to be anchored in the bottom wall of buffer groove
On, then cooperate elastic gluing on the bottom wall of buffer groove, improving the bonding strength of elastic and buffer groove, reduce bullet
Property column the case where being detached under plate pressure effect with the bottom wall of buffer groove.
Further preferably are as follows: in opening up in work chamber for the S1, it is recessed first to cut the formation reinforcing of original path damage location
Slot, then the slot bottom of groove is reinforced in cutting, forms construction groove；The section for reinforcing groove is greater than construction groove, is reinforcing groove
Rest portion, circumferential circle setting of the rest portion around construction groove are formed with the junction of construction groove；Face is poured in the S3
It in layer, before being laid with surface layer, is placed in rest portion and reinforces transverse bar, reinforced transverse bar and be spaced apart.
Using above-mentioned setting, due to enbrittling after mortar solidification, when surface layer is by biggish load action, surface layer is held
It is also easy to produce crack.And reinforcing bar has excellent ductility, reinforcement transverse bar, which is placed in inside mortar, makes the two become whole, can be improved
The resistance to compression of surface layer, tensile strength, while reaching the probability for reducing surface layer generation crack.
Further preferably are as follows: in pouring in surface layer for the S3, placed on the reinforcement transverse bar and reinforce vertical muscle, and make to add
The both ends of strong vertical muscle are located in rest portion, and reinforce vertical muscle and be disposed vertically with transverse bar is reinforced, and will reinforce transverse bar with iron wire and add
Vertical muscle carries out binding and forms ruggedized construction by force.
Using above-mentioned setting, reinforce vertical muscle and can be improved to reinforce transverse bar perpendicular to the intensity on its length direction, so that
Surface layer all has preferable ductility in two dimensions of plane, further increases resistance to compression, the tensile strength of surface layer, reduces surface layer
The generation in crack.
Further preferably are as follows: in pouring in surface layer for the S3, when installing ruggedized construction, the first company of opening up in rest portion
Access slot, and embedded ribs are inserted into link slot, then by ruggedized construction binding on embedded ribs.
Using above-mentioned setting, the connection that ruggedized construction binding can be improved ruggedized construction and rest portion on embedded ribs is strong
Degree, reducing ruggedized construction and bending when by downward active force causes its end from the case where rest portion disengaging.
Further preferably are as follows: in pouring in surface layer for the S3, when being laid with surface layer, the mortar for being first laid with a part is formed
It precoats layer, is then laid with glass fabric in the upper surface for layer of precoating, another part is and then laid with above glass fabric
Mortar so that the mortar of another part flushes to form ending layer with original path upper surface.
Using above-mentioned setting, glass fabric has good tension and corrosion resistance, can be improved the tension of surface layer
Intensity reduces the case where surface layer tension generates crack.
Further preferably are as follows: in pouring in surface layer for the S3, the mortar that the intensity of the mortar used is greater than original path is strong
Degree.
Using above-mentioned setting, there are Stress resort phenomenons between the mortar and original path that pour due to after, when surface layer is by lotus
When load acts on, the active force in surface layer can not pass to original path well, and most active forces need itself to bear, by face
The mortar strength that the mortar strength of layer choosing is greater than original path can be improved the bearing capacity of surface layer, reduce due to surface layer and Yuan Dao
Power transmission bad the case where causing surface layer to be destroyed between road.
In conclusion antiarch steel plate is arranged the invention has the following advantages: passing through, and it is arranged below antiarch steel plate
Elastic gives surface layer upward prestressing force, improves the bearing capacity of surface layer, reduces the recessed probability of surface layer.
Detailed description of the invention
Fig. 1 is the overall structure diagram in embodiment.
In figure, 1, antiarch steel plate；11, steel plate；112, preformed hole；12, connecting rod；121, nut；13, connecting pin；3, add
Gu groove；31, rest portion；311, link slot；312, embedded ribs；4, construction groove；41, supporting station；42, fixing seat；421, pacify
Tankage mouth；5, buffer groove；51, mounting hole；6, prestressed member；61, elastic；62, dowel；7, surface layer；71, knot is reinforced
Structure；711, reinforce transverse bar；712, reinforce vertical muscle；72, it precoats layer；73, glass fabric；74, end up layer；8, original path.
Specific embodiment
With reference to the accompanying drawings and examples, the present invention will be described in detail.
Wherein select structure glue as adhesive in the present embodiment, that is, the adhesive occurred is structure glue.
Embodiment 1: a kind of road repair construction technology, as shown in Figure 1, comprising the following steps:
S1 opens up work chamber:
S1-1, cutting reinforce groove 3, cut the damage location of original path 8 downwards, form the reinforcing groove of rectangular shape
3。
S1-2, cutting construction groove 4, the slot bottom that groove 3 is reinforced in cutting downwards form the construction groove 4 of rectangular shape,
Groove 4 of constructing is coaxially disposed with groove 3 is reinforced.It constructs and forms rest portion between the notch of groove 4 and the slot bottom of reinforcing groove 3
31, circumferential circle setting of the rest portion 31 around construction groove 4.
S1-3 cuts buffer groove 5, and the slot bottom of downward cutting construction groove 4 forms buffer groove 5, so that construction groove 4
Supporting station 41 is formed with the junction of buffer groove 5, supporting station 41 is around the circumferential circle of buffer groove 5 and its upper surface level is set
It sets.Groove 3, construction groove 4 and buffer groove 5 are reinforced in cleaning.
S2 installs force structure:
S2-1 makes prestressed member 6, is first inserted into inside elastic 61 dowel 62 along the axis of elastic 61, makes
The one end for obtaining dowel 62 is located at outside elastic 61, and the other end is flushed with the end of elastic 61.Fourth can be used in elastic 61
The high-strength rubbers such as benzene rubber.
S2-2, prestressed part 6 open up multiple mounting holes 51 on 5 bottom wall of buffer groove, carry out clearly to mounting hole 51
It manages and sprays interfacial agents.Then viscose glue stick is filled in mounting hole 51, and then will be located at the dowel 62 outside elastic 61
It is inserted into mounting hole 51, so that adhesive in mounting hole 51 from overflowing and be filled between 5 bottom wall of elastic 61 and buffer groove.
Then elastic 61 bottom smear adhesive so that elastic 61 connect with 5 bottom wall of buffer groove it is stronger.Its
In, dowel 62 selects screw-thread steel, to increase the mechanical snap power between dowel 62 and elastic 61 and adhesive.It connects
, the top of elastic 61 is modified with a chainsaw, so that the top of elastic 61 and the arch camber radian of antiarch steel plate 1 are matched
It closes.
S2-3, mounting-fixing base 42, the side wall of cleaning construction groove 4, and on two opposite side walls of buffer groove 5
The fixing seat 42 of steel is pasted with adhesive, fixing seat 42 is equipped with installation notch 421；The installation notch of two fixing seats 42
421 are oppositely arranged, and projection of the bottom of installation notch 421 on supporting station 41 is greater than the throwing at the top of it on supporting station 41
Shadow.
S2-4 installs antiarch steel plate 1, the radian two sides of arc-shaped steel plate 11 with electric drill drill through two it is opposite reserved
Hole 112, and carry out being bent to form connecting pin 13 with two sides of the bar folder to steel plate 11.Then it is pre- greater than two to choose a root long degree
Box out 112 spacing connecting rod 12, the both ends of connecting rod 12 are equipped with screw thread.Connecting rod 12 is passed through into two preformed holes 112, and
The both ends of connecting rod 12 are fixed with nut 121.Then two nuts 121 are rotated forward with the tool of rotating nuts 121, shortened
Spacing between two nuts 121,121 pressing steel plate of nut, so that the arch camber degree of steel plate 11 becomes larger.It measures two on steel plate 11
The distance between a connecting pin makes it less than the distance between two installation notch 421.
Adhesive is smeared at the top of elastic 61, and will be on antiarch steel plate 1 in a manner of upward by the arc of antiarch steel plate 1
Two connecting pins 13 be held on the bottoms of installation notch 421, so that two connecting pins 13 is respectively corresponded two installation notch 421
Notch position.Then using rotating nuts 121 tool invert two nuts 121, two connecting pins 13 do counter motion until
It is inserted into two installation notch 421, pushes against the end of two connecting pins 13 in installation notch 421.Meanwhile elastic 61
Top pushes against and is adhered to the lower surface of antiarch steel plate 1, so that elastic 61 gives antiarch steel plate 1 upward prestressing force.
S3 pours surface layer 7:
S3-1, install ruggedized construction 71, vertical link slot 311 is opened up in rest portion 31, to inside link slot 311 into
Row is cleared up and smears interfacial agents.It connects and is being inserted into vertical embedded ribs 312 in link slot 311, and fill embedded ribs with structure glue
Gap between 312 and 311 inner wall of link slot, so that embedded ribs 312 are stably connected with link slot 311.
Then it is placed in rest portion 31 and reinforces transverse bar 711 and reinforce vertical muscle 712, so that reinforcing transverse bar 711 and reinforcing vertical
The both ends of muscle 712 are held in rest portion 31.Then adjustment reinforces transverse bar 711 and reinforces the position of vertical muscle 712, so that the two
Vertically, and reinforcement transverse bar 711 and the vertical muscle 712 of reinforcement are uniformly arranged.Then it will reinforce transverse bar 711 with steel wire and reinforce vertical muscle 712
It is bound, forms ruggedized construction 71, and bound ruggedized construction 71 on embedded ribs 312 with steel wire, reinforce ruggedized construction 71
Bonding strength between rest portion 31.
S3-2 is laid with surface layer 7, carries out setting-out at vertical midpoint to groove 3 is reinforced, is denoted as intermediate point.First it is laid with one
Mortar of the mortar divided, this part falls on antiarch steel plate 1 by reinforcing transverse bar 711 and reinforcing indulging under the hole between muscle 712
On, the space between antiarch steel plate 1 and ruggedized construction 71 is filled, until the height of the mortar of this part reaches intermediate point, and
Leveling is carried out to the upper surface of the mortar of this part and forms layer 72 of precoating.Then glass fibers are laid in the upper surface for layer 72 of precoating
Cloth 73 is tieed up, and then continues the mortar for being laid with another part above glass fabric 73, so that the mortar of another part and original
8 upper surface of road flushes to form ending layer 74.To precoating, layer 72 and ending layer 74 are conserved, so that layer 72 of precoating, reinforcing knot
Structure 71, glass fabric 73 and ending layer 74 form an entirety, referred to as surface layer 7.Wherein, the mortar that surface layer 7 uses is poured
Intensity is greater than the mortar strength of original path 8.
The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
Those of ordinary skill for, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (9)
1. a kind of road repair construction technology, which comprises the following steps:
S1 opens up work chamber:
Cutting construction groove (4), cutting original path (8) damage location form construction groove (4), the slot bottom shape of construction groove (4)
At supporting station (41)；
S2 installs force structure:
Mounting-fixing base (42), the mounting-fixing base (42) on supporting station (41)；
It installs antiarch steel plate (1), reverse bending moment is applied to two sides opposite on steel plate (11), makes the middle part arch camber of steel plate (11)；
Several pairs of preformed holes (112) are opened up on the steel plate (11) of arch camber, every a pair of preformed hole (112) is with the axis of the steel plate (11) of arch camber
Line is symmetry axis setting；It is penetrated connecting rod (12) in every a pair of of preformed hole (112), and the both ends of connecting rod (12) pass through spiral shell
Female (121) are fixed, and the arch camber degree of steel plate (11) is adjusted by adjusting the spacing of nut (121)；By the steel plate of arch camber
(11) radian upward, and steel plate (11) is installed on fixing seat (42) and is fixed；
S3 pours surface layer (7):
It is laid with surface layer (7), mud mortar is laid with above antiarch steel plate (1), and carry out maintenance until solidification forms surface layer (7).
2. a kind of road repair construction technology according to claim 1, which is characterized in that in the installation stress knot of the S2
In structure, fixing seat (42) is poured in two sides opposite on supporting station (41), and fixing seat (42) is equipped with installation notch (421)；
The spacing of adjusting nut (121) makes it cooperate the distance of two installation notch (421), then by the two sides of steel plate (11) corresponding two
A installation notch (421) are placed, and the spacing of adjusting nut (121), and the two sides of steel plate (11) is made to be inserted into installation notch (421)
In.
3. a kind of road repair construction technology according to claim 1, which is characterized in that open up working chamber in the S1
In room, the slot bottom of cutting construction groove (4) forms buffer groove (5) downwards after cutting construction groove (4)；The S2's
It installs in force structure, before antiarch steel plate (1) is installed, first prestressed part (6)；In the slot bottom gluing of buffer groove (5)
Elastic (61) cuts the top of elastic (61), so that the radian of the steel plate (11) of the top of elastic (61) and arch camber is matched
It closes；The lower surface for the steel plate (11) being installed pushes against at the top of elastic (61).
4. a kind of road repair construction technology according to claim 3, which is characterized in that the installation stress in the S2
In structure, when prestressed part (6), first plugged dowel (62) in one end of elastic (61), dowel (62) is along elasticity
Axis insertion elastic (61) of column (61) is internal, so that one end of dowel (62) is flushed with the end of elastic (61), separately
One end is located at the outside of elastic (61), then will be located at elastic (61) external dowel (62) and is anchored in buffer groove
(5) on bottom wall.
5. a kind of road repair construction technology according to claim 1, which is characterized in that open up working chamber in the S1
In room, first cuts original path (8) damage location and form reinforcing groove (3), then the slot bottom of groove (3) is reinforced in cutting, and formation is applied
Work groove (4)；The section for reinforcing groove (3) is greater than construction groove (4), in the junction for reinforcing groove (3) and construction groove (4)
It is formed rest portion (31), circumferential circle setting of the rest portion (31) around construction groove (4)；In pouring in surface layer (7) for the S3,
It before being laid with surface layer (7), is placed on rest portion (31) and reinforces transverse bar (711), reinforced transverse bar (711) and be spaced apart.
6. a kind of road repair construction technology according to claim 5, which is characterized in that pour surface layer in the S3
(7) it in, is placed on the reinforcement transverse bar (711) and reinforces vertical muscle (712), and be located at the both ends for reinforcing vertical muscle (712) and shelve
In portion (31), and reinforce indulging muscle (712) and reinforcing transverse bar (711) being disposed vertically, and transverse bar (711) will be reinforced with iron wire and reinforced
Vertical muscle (712) carry out binding and form ruggedized construction (71).
7. a kind of road repair construction technology according to claim 6, which is characterized in that pour surface layer in the S3
(7) it in, when installing ruggedized construction (71), is first opened up on rest portion (31) link slot (311), and in link slot (311)
It is inserted into embedded ribs (312), then by ruggedized construction (71) binding on embedded ribs (312).
8. a kind of road repair construction technology according to claim 1, which is characterized in that pour surface layer in the S3
(7) in, when being laid with surface layer (7), the mortar formation for being first laid with a part is precoated layer (72), then in the upper table of layer of precoating (72)
Face is laid with glass fabric (73), the mortar of another part is and then laid with above glass fabric (73), so that another portion
The mortar divided flushes to form ending layer (74) with original path (8) upper surface.
9. a kind of road repair construction technology according to claim 1, which is characterized in that pour surface layer in the S3
(7) in, the intensity of the mortar used is greater than the mortar strength of original path (8).
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| CN112176813B (en) * | 2020-09-23 | 2022-04-01 | 江苏港通路桥集团有限公司 | Asphalt concrete pavement maintenance structure and method thereof |
| CN113481787B (en) * | 2021-08-04 | 2022-11-18 | 长春市市政工程设计研究院有限责任公司 | Asphalt pavement assembled base course and method for preventing asphalt pavement assembled base course reflection cracks |
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