CN102392404A - Local build-in precast repair slab for concrete road - Google Patents
Local build-in precast repair slab for concrete road Download PDFInfo
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- CN102392404A CN102392404A CN2011102946705A CN201110294670A CN102392404A CN 102392404 A CN102392404 A CN 102392404A CN 2011102946705 A CN2011102946705 A CN 2011102946705A CN 201110294670 A CN201110294670 A CN 201110294670A CN 102392404 A CN102392404 A CN 102392404A
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Abstract
The invention relates to a local build-in precast repair slab for a concrete road. The local build-in precast repair slab comprises a concrete slab, a cylinder, a vertical anchoring steel bar and a fin-shaped steel bar, wherein the cylinder is vertically arranged at any one end corner of the concrete slab; the vertical anchoring steel bar is vertically arranged on an axial central line of the cylinder; and the fin-shaped steel bar consists of a main bar and two rib bars, and the main bar and the two rib bars are arranged inside the concrete slab. The local build-in precast repair slab for the concrete road is manufactured by a precast process, so volume incompatibility between new pouring materials and adjacent old roads can be overcome, and internal and surface structures of the repair slab can be ensured to reach the optimum state through a processing workshop with a perfect condition. In addition, the repair slab can be connected with old road structures reliably through the fin-shaped steel bar and the vertical anchoring steel bar which are built-in the repair slab, and horizontal shear stress from surface layers can be transferred to substratum structures, so that the slippage and corner cracking of the repair slab can be avoided.
Description
Technical field
The invention belongs to the road construction technical field, particularly relate to the prefabricated reparation plate of a kind of local build-in type concrete road surface.
Background technology
Along with the develop rapidly of national economy, the highway communication transportation has become an important step.Highway generally adopts concrete road (road) face at present, and this concrete road surface just might breakage occur because of the roll off and the Effect of Environmental of vehicle tyre in use for some time, especially at edge, just need repair in this case.Have main employing of the damaged reparation of road face now and cut certain thickness damaged position, pour into a mould the method that repair materials hardens it gradually and forms the reparation plate again.But; There is following technical problem when adopting this method to carry out repairing construction: at first; Because the repair materials of new cast often with volumetric change, thereby is difficult to be consistent with contiguous old road surface state in hardening process, ftractures thereby be easy to generate the interface; Secondly, be in the horizontal shear stresses that the reparation plate at position, face corner need bear vehicle tyre in the autokinesis, the concatenation ability of therefore repairing between plate bottom surface and the old road face is difficult to stop fully it to the corner slippage, thereby possibly cause secondary to come off; In addition, be difficult to obtain the good working environment, be difficult to reach optimum state so repair the inside and the surface structure of plate owing to repair operation.
Summary of the invention
In order to address the above problem, the object of the present invention is to provide a kind of prefabricated reparation plate of local build-in type concrete road surface that plate produces slippage and the local drawing crack phenomenon of appearance of can avoiding repairing.
In order to achieve the above object, the prefabricated reparation plate of local build-in type concrete road surface provided by the invention comprises concrete slab, cylinder, vertical anchor bar and shark's fin shape reinforcing bar; Described concrete slab is flat cube shaped; Cylinder adopts concrete material to process, and is vertically set on the place, arbitrary end angle of concrete slab, and the top part-structure is embedded in the concrete slab, the flush of its upper surface and concrete slab, and the bottom extends to the outside, bottom surface of concrete slab; Vertically anchor bar is vertically set on the cylindrical longitudinal center line, and its upper end is positioned at cylindrical middle and upper part, and the bottom extends to cylindrical outside, and the lower end is formed with an acute angle shape crotch; Shark's fin shape reinforcing bar is made up of a main muscle and two root muscle; Wherein main muscle is horizontally set on the inside of concrete slab along the diagonal of concrete slab; The one of which end links to each other with the upper end of vertical anchor bar, and the other end bends downwards and is positioned on the concrete slab and belongs to the relative corner edge in angle with cylinder; Two root muscle are horizontally set on the inside of concrete slab respectively along two adjacent with cylinder on concrete slab modes that the limit is parallel; One end of every root muscle links to each other with the middle part of main muscle simultaneously, and the other end bends downwards and is positioned on the concrete slab and edge, non-conterminous two limits of cylinder.
Described cylinder lower surface is 2～5cm apart from the distance between the concrete slab bottom surface.
Distance between the following end distance cylinder bottom surface of described vertical anchor bar is 4～8cm.
Described concrete slab and cylinder are integrally formed, and have multiple size.
The prefabricated reparation plate of local build-in type concrete road surface provided by the invention is to utilize precasting process to process; Therefore can overcome the volume incoordination between new mould material and the contiguous old road face, and the perfect processing plant production of condition capable of using guarantees that its inside reaches optimum state with surface structure.In addition; Build-in capable of using in wherein shark's fin shape reinforcing bar and vertically anchor bar realize repairing reliable connection the between plate and the old road face structure; And can the horizontal shear stresses from the top layer be delivered to base layer structure, thereby the slippage that can avoid repairing plate with local by the drawing crack phenomenon.In addition, this reparation plate also have reasonable in design and simple, be convenient to construction, advantage such as with low cost.
Description of drawings
Fig. 1 is the prefabricated reparation plate of a local build-in type concrete road surface provided by the invention profile constructional drawing.
Fig. 2 is the inner reinforcement structure sketch map of the prefabricated reparation plate of local build-in type concrete road surface provided by the invention.
Fig. 3 is that the damaged road face after utilizing the prefabricated reparation plate of local build-in type concrete road surface provided by the invention to cutting carries out the repair process sketch map.
Fig. 4 is structural representation after utilizing the prefabricated reparation plate of local build-in type concrete road surface provided by the invention to the face reparation of damaged road.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment the prefabricated reparation plate of local build-in type concrete road surface provided by the invention is elaborated.
Like Fig. 1-shown in Figure 2, the prefabricated reparation plate of local build-in type concrete road surface provided by the invention comprises concrete slab 1, cylinder 2, vertically anchor bar 3 and shark's fin shape reinforcing bar 4; Described concrete slab 1 is flat cube shaped; Cylinder 2 adopts concrete materials to process, and is vertically set on the place, arbitrary end angle of concrete slab 1, and the top part-structure is embedded in the concrete slab 1, the flush of its upper surface and concrete slab 1, and the bottom extends to the outside, bottom surface of concrete slab 1; Vertically anchor bar 3 is vertically set on the longitudinal center line of cylinder 2, and its upper end is positioned at the middle and upper part of cylinder 2, and the bottom extends to the outside of cylinder 2, and the lower end is formed with an acute angle shape crotch; Shark's fin shape reinforcing bar 4 is made up of a main muscle 5 and two root muscle 6; Wherein main muscle 5 is horizontally set on the inside of concrete slab 1 along the diagonal of concrete slab 1; The one of which end links to each other with the upper end of vertical anchor bar 3, and the other end bends downwards and is positioned on the concrete slab 1 and the relative corner edge in angle, cylinder 2 place; Two root muscle 6 are respectively along the inside that is horizontally set on concrete slab 1 on the concrete slab 1 with cylinder 2 two adjacent parallel modes in limit; One end of every root muscle 6 links to each other with the middle part of main muscle 5 simultaneously, and the other end bends downwards and is positioned on the concrete slab 1 and edge, cylinder 2 non-conterminous two limits.
Described cylinder 2 lower surfaces are 2～5cm apart from the distance between concrete slab 1 bottom surface.
Distance between following end distance cylinder 2 bottom surfaces of described vertical anchor bar 3 is 4～8cm.
Described concrete slab 1 is integrally formed with cylinder 2, and has multiple size.
The prefabricated reparation plate of local build-in type concrete road surface provided by the invention is prepared process sets forth as follows at present: at first vertical anchor bar 3 is placed on the bed die with shark's fin shape reinforcing bar 4; Propped up side form then; Fluid concrete afterwards; Treat to form concrete slab 1 and cylinder 2 after the hardening of concrete, last stripping promptly can be made into the prefabricated reparation plate of described local build-in type concrete road surface.
When needing to use the prefabricated reparation plate of local build-in type concrete road surface provided by the invention to repair when occurring damaged on the concrete road surface; Concrete slab 1 at first chooses the prefabricated reparation plate of local build-in type concrete road surface of suitable size, so that can cover damaged face fully according to the size at damaged position; Size according to concrete slab 1 as shown in Figure 3 then cuts into the cube shaped space 8 that the bight has cylindrical hole 7 with the road face 10 at damaged position, and the degree of depth of cylindrical hole 7 is at least greater than the degree of depth 5cm in cube shaped space 8; Bottom center at cylindrical hole 7 drills through the aperture 9 that 8cm is dark at least with star drill more afterwards; The insecure foreign material that will cut then on the face are cleaned out, and the slurry shape cementitious materials that on all repair surfaces, evenly paves an amount of; After afterwards the cylinder on the prefabricated reparation plate of local build-in type concrete road surface 2 being aimed at cylindrical hole 7 concrete slab 1 is vertically put into cube shaped space 8; In this process; Vertically the bottom of anchor bar 3 and cylinder 2 are with being inserted into respectively in aperture 9 and the cylindrical hole 7; Utilize extruding or little method of shaking to make then to repair plate slurry shape cementitious materials down fully to be filled in the space between old road face and the reparation plate, thereby form temporary transient overall structure and steady status, till the surface of the surface of concrete slab 1 and road face 10 is in same horizontal plane; As shown in Figure 4, the damaged repair process of the face of can accomplishing thus.Because the part-structure of cylinder 2 is embedded in the face 10, therefore can reach repairing the effect of plate horizontal location; In addition, cylindrical hole 7 middle and lower parts of substructure build-in face 10 of cylinder 2 in the road, and vertically the bottom of anchor bar 3 embeds the deep of road face 10, so can form repairing the constraint of plate vertical displacement; Shark's fin shape reinforcing bar 4 then can produce effective transmission of stress.
Claims (4)
1. prefabricated reparation plate of local build-in type concrete road surface is characterized in that: the prefabricated reparation plate of described local build-in type concrete road surface comprises concrete slab (1), cylinder (2), vertically anchor bar (3) and shark's fin shape reinforcing bar (4); Described concrete slab (1) is flat cube shaped; Cylinder (2) adopts concrete material to process; Be vertically set on the place, arbitrary end angle of concrete slab (1); And the top part-structure is embedded in the concrete slab (1), the flush of its upper surface and concrete slab (1), and the bottom extends to the outside, bottom surface of concrete slab (1); Vertically anchor bar (3) is vertically set on the longitudinal center line of cylinder (2), and its upper end is positioned at the middle and upper part of cylinder (2), and the bottom extends to the outside of cylinder (2), and the lower end is formed with an acute angle shape crotch; Shark's fin shape reinforcing bar (4) is made up of a main muscle (5) and two root muscle (6); Wherein main muscle (5) is horizontally set on the inside of concrete slab (1) along the diagonal of concrete slab (1); The one of which end links to each other with the upper end of vertical anchor bar (3), and the other end bends downwards and is positioned on the concrete slab (1) and the relative corner edge in cylinder (2) angle, place; Two root muscle (6) are gone up the inside that two the limit parallel modes adjacent with cylinder (2) are horizontally set on concrete slab (1) along concrete slab (1) respectively; One end of every root muscle (6) links to each other with the middle part of main muscle (5) simultaneously, and the other end bends downwards and is positioned at concrete slab (1) and goes up and edge, non-conterminous two limits of cylinder (2).
2. the prefabricated reparation plate of local build-in type concrete road surface according to claim 1 is characterized in that: described cylinder (2) lower surface is 2～5cm apart from the distance between concrete slab (1) bottom surface.
3. the prefabricated reparation plate of local build-in type concrete road surface according to claim 1 is characterized in that: the distance between following end distance cylinder (2) bottom surface of described vertical anchor bar (3) is 4～8cm.
4. the prefabricated reparation plate of local build-in type concrete road surface according to claim 1 is characterized in that: described concrete slab (1) and cylinder (2) are integrally formed, and have multiple size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110294670 CN102392404B (en) | 2011-10-08 | 2011-10-08 | Local build-in precast repair slab for concrete road |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110294670 CN102392404B (en) | 2011-10-08 | 2011-10-08 | Local build-in precast repair slab for concrete road |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102392404A true CN102392404A (en) | 2012-03-28 |
| CN102392404B CN102392404B (en) | 2013-05-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110294670 Expired - Fee Related CN102392404B (en) | 2011-10-08 | 2011-10-08 | Local build-in precast repair slab for concrete road |
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| Country | Link |
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| CN (1) | CN102392404B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102691255A (en) * | 2012-06-16 | 2012-09-26 | 山西省交通科学研究院 | Method for quickly repairing cement concrete pavement |
| CN111877081A (en) * | 2020-08-10 | 2020-11-03 | 南昌航空大学 | Assembled treatment structure of cement pavement crushing plate and construction method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH423858A (en) * | 1963-12-04 | 1966-11-15 | Ernst Loewrigkeit Paul | Floor mounting plate |
| JP2008190301A (en) * | 2007-02-01 | 2008-08-21 | Juichi Nei | Pavement block with spike |
| CN201128850Y (en) * | 2007-11-23 | 2008-10-08 | 吉华军 | Ecological brick for water and soil conservation in desert |
| CN101748674A (en) * | 2008-12-03 | 2010-06-23 | 上海通用汽车有限公司 | Road construction method |
| CN201620328U (en) * | 2010-04-12 | 2010-11-03 | 李同德 | Split type concrete pavement |
| KR101044831B1 (en) * | 2010-11-29 | 2011-06-27 | 임선우 | Assembling road block of multi-structures |
-
2011
- 2011-10-08 CN CN 201110294670 patent/CN102392404B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH423858A (en) * | 1963-12-04 | 1966-11-15 | Ernst Loewrigkeit Paul | Floor mounting plate |
| JP2008190301A (en) * | 2007-02-01 | 2008-08-21 | Juichi Nei | Pavement block with spike |
| CN201128850Y (en) * | 2007-11-23 | 2008-10-08 | 吉华军 | Ecological brick for water and soil conservation in desert |
| CN101748674A (en) * | 2008-12-03 | 2010-06-23 | 上海通用汽车有限公司 | Road construction method |
| CN201620328U (en) * | 2010-04-12 | 2010-11-03 | 李同德 | Split type concrete pavement |
| KR101044831B1 (en) * | 2010-11-29 | 2011-06-27 | 임선우 | Assembling road block of multi-structures |
Non-Patent Citations (3)
| Title |
|---|
| 刘小卫: "浅谈水泥混凝土路面裂缝的处理及修复方法", 《北方交通》, no. 12, 31 December 2008 (2008-12-31) * |
| 张君壮: "浅谈水泥混凝土路面断板修复措施", 《山西建筑》, vol. 34, no. 34, 31 December 2008 (2008-12-31) * |
| 格雷斯E.埃尔金斯; B.弗兰克麦卡洛; 张仁英; 杨夕武;: "连续加筋混凝土路面的预制修复", 《华东公路》, no. 6, 31 December 1992 (1992-12-31) * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102691255A (en) * | 2012-06-16 | 2012-09-26 | 山西省交通科学研究院 | Method for quickly repairing cement concrete pavement |
| CN111877081A (en) * | 2020-08-10 | 2020-11-03 | 南昌航空大学 | Assembled treatment structure of cement pavement crushing plate and construction method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102392404B (en) | 2013-05-08 |
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Granted publication date: 20130508 Termination date: 20131008 |