CN103334359B - Prefabricated reinforced concrete pavement plate and pavement construction method - Google Patents

Prefabricated reinforced concrete pavement plate and pavement construction method Download PDF

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Publication number
CN103334359B
CN103334359B CN201310258780.5A CN201310258780A CN103334359B CN 103334359 B CN103334359 B CN 103334359B CN 201310258780 A CN201310258780 A CN 201310258780A CN 103334359 B CN103334359 B CN 103334359B
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China
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plate
reinforced concrete
prefabricated reinforced
pavement
prefabricated
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CN201310258780.5A
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Chinese (zh)
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CN103334359A (en
Inventor
齐虎
孙建运
刘康
宋中南
陈港
胡衷启
翟明会
卢海陆
丛峻
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中国建筑股份有限公司
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Publication of CN103334359A publication Critical patent/CN103334359A/en
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Abstract

A kind of prefabricated reinforced concrete pavement plate and pavement construction method, be made up of precast concrete body, the main muscle of the plate be wrapped in plate body, plate abdomen muscle and the fiber tube that is embedded in precast concrete bodies top, described precast concrete body is length is 3m, width is 1m, thickness is the cuboid calibrated bolck of 0.3m, the main muscle of described plate is distributed in top and the bottom of precast concrete body, and described plate abdomen muscle uniformly at intervals between top and the main muscle of plate of bottom, and is fixedly connected with the main muscle of plate.Have structural strength high, be convenient to transport, reusable, the advantages such as high construction efficiency, can be widely used in road rehabilitation and temporary construction road construction.

Description

Prefabricated reinforced concrete pavement plate and pavement construction method
Technical field
The present invention relates to a kind of prefabricated bridge-type road slab and pavement construction method.
Background technology
At present, the road structural system of road traffic is mainly cast-in-situ concrete pavement system, because ordinary Portland cement setting and harden is slow, the strength developing time is long, generally needs fencing lawn to reach more than 80% of design strength to concrete strength in 14 days, can open to traffic, delay the duration.In addition, after the process of being delivered for use, usually can run into because improper use or service time longer needs repair existing road surface, repair process is complicated, and the reparation duration is longer, especially for important road, can affect greatly public's traffic.In addition, in road construction and building operations, often need to lay some interim builder's roads, these temporary roads need to remove after using function completes, if adopt cast-in-situ concrete pavement system, waste a large amount of manpower and materials, and produce a large amount of building waste, environment is worked the mischief.
Given this, the present invention is emphatically to find the prefabricated road surface of a kind of standardization, can realize rapid construction and reparation, improves road construction efficiency.
Summary of the invention
The object of this invention is to provide a kind of prefabricated reinforced concrete pavement plate and pavement construction method, solve existing cast-in-situ concrete road slab, long construction period, repair difficulty, use terminates rear dismounting inconvenience, easily produces the technical problem of a large amount of building waste.
For achieving the above object, the present invention adopts following technical scheme:
A kind of prefabricated reinforced concrete pavement plate, be made up of precast concrete body, the main muscle of the plate be wrapped in plate body, plate abdomen muscle and the fiber tube that is embedded in precast concrete bodies top, described precast concrete body is length is 3m, width is 1m, thickness is the cuboid calibrated bolck of 0.3m, the main muscle of described plate is distributed in top and the bottom of precast concrete body, and described plate abdomen muscle uniformly at intervals between top and the main muscle of plate of bottom, and is fixedly connected with the main muscle of plate.
Described fiber tube is at least four, is distributed in precast concrete bodies top near corner positions.
Described fiber tube is made up of internal thread sleeve pipe, external screw thread rod iron, rectangle anchor slab and bar dowel, described external screw thread rod iron is vertically welded in rectangle anchor slab center, described internal thread sleeve pipe and external screw thread rod iron are threaded, described bar dowel is symmetrically welded at external screw thread rod iron both sides near rectangle anchor slab marginal position, and rectangle anchor slab edge is all exposed at its two ends.
Described internal thread sleeve outer is 4cm, and internal diameter is 2cm, is highly 8cm; The diameter of described external screw thread rod iron is 2cm, is highly 8cm; The length of described rectangle anchor slab is 15cm, and width is 10cm, and thickness is 1cm; The diameter of described bar dowel is 1cm.
Described plate abdomen muscle is a few font or rectangle.
The bottom of described precast concrete body is embedded with suspension ring.
Prefabricated reinforced concrete pavement plate described in employing carries out pavement construction method, and step is as follows:
Step one, prefabricated inverted T shape strip foundation;
Step 2, prefabricated assembled prefabricated reinforced concrete road slab; Prefabrication process is: the main muscle of colligation plate and plate abdomen muscle, and presets fiber tube at its soffit, and is welded to connect by the main muscle of plate at described fiber tube top and top, then builds precast concrete body and carries out maintenance, and surface programming suspension ring thereon;
Step 3, after the sheet metal forming of prefabricated reinforced concrete pavement, catches on suspension ring by crane gear, prefabricated reinforced concrete pavement plate is sling, then suspension ring are cut off by the demoulding, and plate upset in prefabricated reinforced concrete pavement is made facing up with fiber tube;
Step 4, removes roadbase, and is flattened by road by machinery;
Step 5, is transported to job site by prefabricated inverted T shape strip foundation and prefabricated reinforced concrete pavement plate;
Step 6, at inverted T shape strip foundation end face fiber tube pre-buried position dress suspension ring, winches to installation site by inverted T shape strip foundation, lays down suspension ring;
Step 7, at the step place pad L-type rubber pad of prefabricated inverted T shape strip foundation;
Step 8, adopts the mode identical with lifting inverted T shape strip foundation that prefabricated reinforced concrete pavement plate is winched to installation site, and is erected at T-shaped strip foundation step place, and holds out against with the edge of a wing of T-shaped strip foundation and web.
The present invention prefabricated reinforced concrete pavement plate, lays with traditional road and compared with method for maintaining, has structural strength high, and be convenient to transport, reusable, the advantages such as high construction efficiency, are in particular in the following aspects:
1) convenient transportation.Although structure is built by steel concrete, the volume of each block is little, and is standardized structural element, transports more convenient.
2) Fast Installation, easy construction.Structure upper is provided with built-in fitting, make the installing of prefabricated reinforced concrete pavement plate pavement system hoisting ring and removal very convenient, and then make the lifting of this prefabricated reinforced concrete pavement plate pavement system very convenient.When constructing, first reinforced concrete strip foundation being lifted into smooth road surface, darker for steel concrete beam slab is lifted in strip foundation, after having spliced, without any need for being connected between block with block and between block with basis, can use.
3) the required plant equipment of construction is few, and material usage is economized, and low its of energy consumption can be reused, and greatly reduces construction costs and other expenditure.Because dress prefabricated reinforced concrete strip foundation and the dark beam slab of prefabricated reinforced concrete are prefabricated in the factory, at the construction field (site), only need by grading, this prefabricated reinforced concrete pavement plate pavement system is laid in lifting, to temporary road, be finished rear recyclable, use in order to next time, save material usage further.
4) pavement construction is few to ambient influnence.Traditional pavement construction needs more construction machinery, produces larger noise when construction machinery runs.Meanwhile, in traditional pavement engineering construction, waste material of buildings is more, comprises water conservancy, timber, packaging material, discarded mould etc.These refuses are buried under the ground, and can cause the pollution of underground water.The present invention is prefabricated at workshop, and refuse is less and can focus on, and does not almost affect job site environment.
5) namely spread i.e. use, open to traffic early.Once laying construction is complete, just can open to traffic immediately after removal suspension ring.Even can be open to traffic on construction limit, limit, be conducive to conveniently marching into the arena of construction machinery and Construction traffic, accelerating construction progress.The time that is open to traffic after construction of cement concrete road surface is greater than 16 days, and the time that is open to traffic after asphalt concrete pavement construction is greater than 3 days, and namely prefabricated reinforced concrete pavement of the present invention plate pavement system can spread i.e. use, and even limit paving is just used.
6) dismounting freely.Prefabricated reinforced concrete pavement plate pavement system is reusable, and can lay in advance, the scene that is transported to when needed is laid.In structure, built-in fitting is housed, installs, removal suspension ring are very convenient, structure hoisting fashionable dress upper lift ring and Liftable.
7) technique is simple, and cost is lower, and prefabricated reinforced concrete pavement plate pavement system adopts ordinary reinforced concrete as preparing material, and the cost of material is low, and structure is unified standard size, Mold Making and build all very convenient.Applied widely.Prefabricated reinforced concrete pavement plate pavement system is applicable to the various roadbeds with certain bearing capacity, can not only be used in the laying of construction with interim matter transportation road, can also be used for rushing to repair the road be damaged in earthquake.
8) by being lined with L-type rubber pad on prefabricated reinforced concrete road slab and prefabricated inverted T shape strip foundation contact surface, submitting the vibration damping and vibration isolation effect of bridge to, improving the application life of bridge.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention will be further described in detail.Fig. 1 is the plan view of prefabricated reinforced concrete pavement plate.
Fig. 2 is the A-A sectional view of Fig. 1.
Fig. 3 is the B-B sectional view of Fig. 1.
Fig. 4 is fiber tube detail drawing.
Fig. 5 is Fig. 4 top view.
Reference numeral: 1-precast concrete body, the main muscle of 2-plate, 3-plate abdomen muscle, 4-fiber tube, 4.1-internal thread sleeve pipe, 4.2-external screw thread rod iron, 4.3-rectangle anchor slab, 4.4-bar dowel, 5-suspension ring.
Detailed description of the invention
Embodiment is see shown in Fig. 1 to 3, a kind of prefabricated reinforced concrete pavement plate, be made up of precast concrete body 1, the main muscle 2 of the plate be wrapped in plate body, plate abdomen muscle 3 and the fiber tube 4 that is embedded in precast concrete body 1 top, described precast concrete body 1 for length be 3m, width is 1m, thickness is the cuboid calibrated bolck of 0.3m, the main muscle 2 of described plate is distributed in top and the bottom of precast concrete body 1, described plate abdomen muscle 3 uniformly at intervals between top and the main muscle 2 of plate of bottom, and is fixedly connected with the main muscle 2 of plate.
Described fiber tube 4 is at least four, is distributed in precast concrete body 1 top near corner positions.
Described fiber tube 4 is made up of internal thread sleeve pipe 4.1, external screw thread rod iron 4.2, rectangle anchor slab 4.3 and bar dowel 4.4, described external screw thread rod iron 4.2 is vertically welded in rectangle anchor slab 4.3 center, described internal thread sleeve pipe 4.1 and external screw thread rod iron 4.2 are threaded, described bar dowel 4.4 is symmetrically welded at external screw thread rod iron 4.2 both sides near rectangle anchor slab 4.3 marginal position, and rectangle anchor slab 4.3 edge is all exposed at its two ends.Described internal thread sleeve pipe 4.1 external diameter is 4cm, and internal diameter is 2cm, is highly 8cm; The diameter of described external screw thread rod iron 4.2 is 2cm, is highly 8cm; The length of described rectangle anchor slab 4.3 is 15cm, and width is 10cm, and thickness is 1cm; The diameter of described bar dowel 4.4 is 1cm, see Fig. 4 and Fig. 5.
Described plate abdomen muscle 3 is a few font or rectangle.In the length of plate to end, the submarginal limb of plate abdomen muscle of a few font upwards bends.
The bottom of described precast concrete body 1 is embedded with suspension ring 5, and described suspension ring 5 are welded to connect with the main muscle 2 of plate of bottom.Described suspension ring 5 are formed by reinforcing bar bending or are finished product suspension ring.
Prefabricated reinforced concrete pavement plate described in employing carries out pavement construction method, and step is as follows:
Step one, prefabricated inverted T shape strip foundation;
Step 2, prefabricated assembled prefabricated reinforced concrete road slab; Prefabrication process is: the main muscle 2 of colligation plate and plate abdomen muscle 3, and presets fiber tube 4 at its soffit, and is welded to connect by the main muscle 2 of plate at described fiber tube 4 top and top, then builds precast concrete body 1 and carries out maintenance, and surface programming suspension ring 5 thereon;
Step 3, after the sheet metal forming of prefabricated reinforced concrete pavement, catches on suspension ring by crane gear, prefabricated reinforced concrete pavement plate is sling, then suspension ring are cut off by the demoulding, and plate upset in prefabricated reinforced concrete pavement is made facing up with fiber tube 4;
Step 4, removes roadbase, and is flattened by road by machinery;
Step 5, is transported to job site by prefabricated inverted T shape strip foundation and prefabricated reinforced concrete pavement plate;
Step 6, at inverted T shape strip foundation end face fiber tube pre-buried position dress suspension ring, winches to installation site by inverted T shape strip foundation, lays down suspension ring;
Step 7, at the step place pad L-type rubber pad of prefabricated inverted T shape strip foundation;
Step 8, adopts the mode identical with lifting inverted T shape strip foundation that prefabricated reinforced concrete pavement plate is winched to installation site, and is erected at T-shaped strip foundation step place, and and the edge of a wing of T-shaped strip foundation and web holds out against between road slab and banket in both sides.And banket and jolt ramming to the gap place that connects between plate with plate, the traveling for vehicle provides the environment of an opposed flattened.Also earth filling tamping is wanted, to improve the lateral stability of road slab in plate body both sides, road surface.
The length of described prefabricated inverted T shape strip foundation is 4m, and flange width is 1m, and edge of a wing thickness is 0.3m, web width 0.5m, web height 0.35m, is also standard component.

Claims (6)

1. a prefabricated reinforced concrete pavement plate, it is characterized in that: by precast concrete body (1), be wrapped in the main muscle of plate (2) in plate body, plate abdomen muscle (3) and be embedded in precast concrete body (1) top fiber tube (4) composition, described precast concrete body (1) for length be 3m, width is 1m, thickness is the cuboid calibrated bolck of 0.3m, the main muscle of described plate (2) is distributed in top and the bottom of precast concrete body (1), described plate abdomen muscle (3) is uniformly at intervals between top and the main muscle of plate (2) of bottom, and be fixedly connected with the main muscle of plate (2), described fiber tube (4) is made up of internal thread sleeve pipe (4.1), external screw thread rod iron (4.2), rectangle anchor slab (4.3) and bar dowel (4.4), described external screw thread rod iron (4.2) is vertically welded in rectangle anchor slab (4.3) center, described internal thread sleeve pipe (4.1) and external screw thread rod iron (4.2) are threaded, described bar dowel (4.4) is symmetrically welded at external screw thread rod iron (4.2) both sides near rectangle anchor slab (4.3) marginal position, and rectangle anchor slab (4.3) edge is all exposed at its two ends.
2. prefabricated reinforced concrete pavement according to claim 1 plate, is characterized in that: described fiber tube (4) is at least four, is distributed in precast concrete body (1) top near corner positions.
3. prefabricated reinforced concrete pavement according to claim 1 plate, is characterized in that: described internal thread sleeve pipe (4.1) external diameter is 4cm, and internal diameter is 2cm, is highly 8cm; The diameter of described external screw thread rod iron (4.2) is 2cm, is highly 8cm; The length of described rectangle anchor slab (4.3) is 15cm, and width is 10cm, and thickness is 1cm; The diameter of described bar dowel (4.4) is 1cm.
4. prefabricated reinforced concrete pavement according to claim 1 plate, is characterized in that: described plate abdomen muscle (3) is a few font or rectangle.
5. prefabricated reinforced concrete pavement according to claim 1 plate, is characterized in that: the bottom of described precast concrete body (1) is embedded with suspension ring (5).
6. adopt the prefabricated reinforced concrete pavement plate described in claim 1 to 5 any one to carry out pavement construction method, it is characterized in that: step is as follows:
Step one, prefabricated inverted T shape strip foundation;
Step 2, prefabricated assembled prefabricated reinforced concrete road slab; Prefabrication process is: the main muscle of colligation plate (2) and plate abdomen muscle (3), and preset fiber tube (4) at its soffit, and the main muscle of plate (2) at described fiber tube (4) top and top is welded to connect, then build precast concrete body (1) and carry out maintenance, and surface programming suspension ring (5) thereon;
Step 3, after the sheet metal forming of prefabricated reinforced concrete pavement, catches on suspension ring by crane gear, prefabricated reinforced concrete pavement plate is sling, then suspension ring are cut off by the demoulding, and plate upset in prefabricated reinforced concrete pavement is made facing up with fiber tube (4);
Step 4, removes roadbase, and is flattened by road by machinery;
Step 5, is transported to job site by prefabricated inverted T shape strip foundation and prefabricated reinforced concrete pavement plate;
Step 6, at inverted T shape strip foundation end face fiber tube pre-buried position dress suspension ring, winches to installation site by inverted T shape strip foundation, lays down suspension ring;
Step 7, at the step place pad L-type rubber pad of prefabricated inverted T shape strip foundation;
Step 8, adopts the mode identical with lifting inverted T shape strip foundation that prefabricated reinforced concrete pavement plate is winched to installation site, and is erected at T-shaped strip foundation step place, and holds out against with the edge of a wing of T-shaped strip foundation and web.
CN201310258780.5A 2013-06-26 2013-06-26 Prefabricated reinforced concrete pavement plate and pavement construction method CN103334359B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105603843A (en) * 2015-12-30 2016-05-25 中国建筑第二工程局有限公司 Assembled reinforced concrete prefabricated pavement slab and construction method thereof

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* Cited by examiner, † Cited by third party
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CN105421188B (en) * 2015-11-25 2017-11-17 中冶天工集团有限公司 The construction method of assembled temporary road
CN105544701A (en) * 2015-12-03 2016-05-04 中国能源建设集团天津电力建设有限公司 Construction process of precast concrete channel
CN106522079B (en) * 2016-11-15 2019-02-26 中国建筑第八工程局有限公司 The prefabricated assembled combination concrete trestle system of one kind and its construction method
CN106835887A (en) * 2016-12-15 2017-06-13 宁波二十冶建设有限公司 Prefabricated board temporary road and its construction method
CN109024144B (en) * 2018-07-16 2020-11-24 中民经开建设有限公司 Municipal assembled road and construction method thereof

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DE19632017A1 (en) * 1996-08-08 1998-02-12 Gerhard Hiesl Method for energy transfer of extraction storage in concrete blocks
CN101570949A (en) * 2009-05-04 2009-11-04 李嘉树 Method for fast paving urban road surfaces and special reinforced concrete block
CN202509358U (en) * 2012-02-29 2012-10-31 江苏省电力公司徐州供电公司 Replaceable bituminous street square block
CN202730579U (en) * 2012-08-21 2013-02-13 中国建筑第八工程局有限公司 Recyclable prefabricated concrete block for hardening construction plant
CN203373631U (en) * 2013-06-26 2014-01-01 中国建筑股份有限公司 Prefabricated reinforced concrete pavement slab

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19632017A1 (en) * 1996-08-08 1998-02-12 Gerhard Hiesl Method for energy transfer of extraction storage in concrete blocks
CN101570949A (en) * 2009-05-04 2009-11-04 李嘉树 Method for fast paving urban road surfaces and special reinforced concrete block
CN202509358U (en) * 2012-02-29 2012-10-31 江苏省电力公司徐州供电公司 Replaceable bituminous street square block
CN202730579U (en) * 2012-08-21 2013-02-13 中国建筑第八工程局有限公司 Recyclable prefabricated concrete block for hardening construction plant
CN203373631U (en) * 2013-06-26 2014-01-01 中国建筑股份有限公司 Prefabricated reinforced concrete pavement slab

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105603843A (en) * 2015-12-30 2016-05-25 中国建筑第二工程局有限公司 Assembled reinforced concrete prefabricated pavement slab and construction method thereof

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