CN212294218U - Prefabricated formwork-free concrete road plate capable of being circulated - Google Patents

Prefabricated formwork-free concrete road plate capable of being circulated Download PDF

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Publication number
CN212294218U
CN212294218U CN202020493653.9U CN202020493653U CN212294218U CN 212294218 U CN212294218 U CN 212294218U CN 202020493653 U CN202020493653 U CN 202020493653U CN 212294218 U CN212294218 U CN 212294218U
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CN
China
Prior art keywords
channel
concrete
section steel
steel
supports
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Expired - Fee Related
Application number
CN202020493653.9U
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Chinese (zh)
Inventor
梁启明
姚玉龙
王宏斌
周倩
罗杰
魏泽龙
王涛
吉明军
王坚
龚书明
汪佑雄
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China Railway Construction Engineering Group Co Ltd
Original Assignee
China Railway Construction Engineering Group Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by China Railway Construction Engineering Group Co Ltd filed Critical China Railway Construction Engineering Group Co Ltd
Priority to CN202020493653.9U priority Critical patent/CN212294218U/en
Application granted granted Critical
Publication of CN212294218U publication Critical patent/CN212294218U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a prefabricated formwork-free turnable concrete road plate, which comprises a channel steel support, wherein the channel steel support is of a rectangular structure, concrete is poured in the channel steel support, the channel steel support is provided with a plurality of distributed reinforcing steel bars which are arranged in a staggered mode and form an included angle of 45 degrees with the channel steel support, two ends of the distribution reinforcing steel bar are welded on a flange plate at the bottom of the channel steel support, two reinforcing steel bars which are arranged in parallel are arranged in the channel steel support, the reinforcing steel bars and the channel steel support are arranged at an included angle of 45 degrees, two ends of the reinforcing steel bars are welded on a flange plate at the bottom of the channel steel support, the middle part of the outer surface of the reinforcing steel bar is welded with an embedded hanging ring which passes through the distribution steel bar and extends into the concrete, concrete and the crossing department of pre-buried rings are equipped with the entrance to a cave of bowl mouth form, compare with prior art, the utility model discloses following beneficial effect has: the construction speed of the temporary road on site is increased, and the quality of the temporary road is ensured.

Description

Prefabricated formwork-free concrete road plate capable of being circulated
Technical Field
The utility model relates to a prefabricated formwork-free concrete road plate capable of being turned over belongs to building construction technical field.
Background
On the construction site, the temporary road is indispensable, and particularly in the pile foundation construction stage, the temporary road is paved by adopting a cast-in-place concrete road or a steel plate. The cast-in-place concrete hardened road has long maintenance period, and a large amount of construction waste is produced after the earthwork is excavated and cannot be recycled. Although the cost of the temporary steel plate paved road is reduced and can be circulated, the temporary steel plate paved road is very easy to slip in rainy days, the construction vehicle is dangerous to run, the steel plate is easy to deform, and a large amount of slurry is formed by accumulated water in rainy days, so that the cost is increased for construction.
SUMMERY OF THE UTILITY MODEL
The not enough that exists to prior art, the utility model aims at providing a prefabricated formwork that exempts from can have enough to meet need concrete guidance tape to carry out the curing cycle of the hardened road of casting concrete among solving above-mentioned background art, produce a large amount of building rubbish behind the earthwork excavation, and can not recycle, the steel sheet is laid temporary road and although the cost reduces, can have enough to meet the need, but meets overcast and rainy weather, the steel sheet surface is very easily skidded, construction vehicle traveles danger, and the steel sheet is yielding, rainy day ponding forms a large amount of mud, for the problem of construction incremental cost, the utility model provides high on-the-spot temporary road construction speed ensures temporary road quality.
In order to achieve the above purpose, the present invention is realized by the following technical solution: a prefabricated formwork-free recyclable concrete road slab comprises a channel steel support, wherein the channel steel support is of a rectangular structure, concrete is poured in the channel steel support, the channel steel support is provided with a plurality of distributed reinforcing steel bars which are arranged in a staggered mode and form an included angle of 45 degrees with the channel steel support, the two ends of each distributed reinforcing steel bar are welded on a flange plate at the bottom of the channel steel support, two reinforcing steel bars which are arranged in parallel are arranged in the channel steel support, the reinforcing steel bars are arranged on one side, away from the flange plate at the top of the channel steel support, of each distributed reinforcing steel bar, the reinforcing steel bars and the channel steel support are arranged at an included angle of 45 degrees, the two ends of each reinforcing steel bar are welded on the flange plate at the bottom of the channel steel support, embedded hanging rings are welded in the middle of the outer surface of each reinforcing steel bar, the embedded hanging rings penetrate through the distributed reinforcing, the embedded hanging ring is arranged in the opening.
Further, the channel steel support adopts 20a channel steel to form a unit plate size of 4000 x 2200.
Further, HRB400 steel bars with the diameter of 14 are adopted as the distribution steel bars, and the spacing is 200.
Furthermore, the embedded lifting rings and the reinforcing steel bars adopt HRB400 steel bars with the diameter of 20.
The utility model has the advantages that: the utility model adopts the prefabricated formwork-free turnable concrete road plate, solves the problems of one-time investment of temporary roads and easy sideslip of steel plates, and compared with the cast-in-place concrete temporary road, the prefabricated formwork-free turnable concrete road plate can be repeatedly turned and used; compared with a temporary steel plate road, the prefabricated formwork-free turnable concrete road plate improves the reliability of the temporary road, eliminates the potential safety hazard of vehicle running, solves the problem of long maintenance time of a cast-in-place concrete road, is high in construction and laying speed, and is beneficial to saving the construction period; the construction waste can be repeatedly used, the generation of the construction waste is reduced, and the field civilized construction is facilitated; the reliability of the temporary road is improved, the temporary road is not influenced by external factors such as weather and the like, and the safe production of a construction site is ensured; the prefabricated formwork-free concrete road plate capable of being turned over utilizes channel steel as a side mold, and the input amount of formwork battens is reduced.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic structural view of a prefabricated formwork-free turnable concrete road slab of the utility model;
fig. 2 is a schematic view of the overhead assembly of the distribution steel bar and channel steel support in the precast formwork-free turnable concrete slab of the present invention;
fig. 3 is a schematic view of the overhead assembly of the reinforcing steel bar and channel steel support in the precast formwork-free turnable concrete slab of the present invention;
FIG. 4 is a cross-sectional view of a channel steel support in a prefabricated formwork-free turnable concrete slab of the present invention;
fig. 5 is an assembly schematic diagram of the hanging rings and the reinforcing steel bars pre-embedded in the prefabricated formwork-free turnable concrete slab of the utility model;
in the figure: 1-channel steel support, 2-concrete, 3-embedded hoisting rings, 4-holes, 5-distributed steel bars, 6-reinforcing ribs, 7-top flange plates and 8-bottom flange plates.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Referring to fig. 1 to 5, the present invention provides a technical solution: the utility model provides a precast exempt from formwork and can have enough to meet need concrete guidance tape, supports 1 including the channel-section steel, and the channel-section steel supports 1 and has pour concrete 2 for rectangle column structure, and the channel-section steel supports 1 adoption 20a channel-section steel, and four upper and lower, left and right channel-section steel flange plates of channel-section steel support 1 inwards weld into the rectangle to form 4000 x 2200 cell board size, be used for injecing the scope of pouring concrete 2.
Channel-section steel supports 1 and is equipped with a plurality of staggered arrangement and supports 1 distribution reinforcing bar 5 that is 45 degrees contained angles with the channel-section steel, and the both ends welding of distribution reinforcing bar 5 is on 1 bottom flange board 8 of channel-section steel support, and distribution reinforcing bar 5 adopts HRB400, and the reinforcing bar of diameter 14, interval 200, the individual layer is two-way (according to actual construction load, and is adjustable for double-deck two-way), supports 1 with the channel-section steel and is 45 degrees double-sided weld, and then improves the intensity of concrete 2 structure.
Be equipped with two parallel arrangement's reinforcing bar 6 in channel-section steel supports 1, reinforcing bar 6 sets up and keeps away from one side that 1 top flange board 7 was supported to the channel-section steel at distribution reinforcement 5, reinforcing bar 6 supports 1 with the channel-section steel and is 45 degrees contained angles to arrange, the both ends welding of reinforcing bar 6 is on 1 bottom flange board 8 is supported to the channel-section steel, reinforcing bar 6 adopts HRB400, diameter 20's reinforcing bar, support 1 one-tenth 45 degrees double-side welded with the channel-section steel, and be located distribution reinforcement 5 below, further improve the stability that 1 structure was supported to the channel-section steel.
6 surface middle part positions of reinforcing bar welds pre-buried rings 3, pre-buried rings 3 pass distribution reinforcement 5 and extend to concrete 2 in, concrete 2 is equipped with the entrance to a cave 4 of the bowl mouth form with the crossing department of pre-buried rings 3, pre-buried rings 3 set up in entrance to a cave 4, pre-buried rings 3 adopt HRB400, diameter 20's reinforcing bar, 3 position symmetry of two pre-buried rings, and be located the channel-section steel of rectangle form and support 1 diagonal, 3 departments of the pre-buried rings of in-process are poured to concrete 2 and are made into the bowl mouth form entrance to a cave 4, ensure that the later stage transportation can be geted in touch.
The working principle is as follows: after concrete 2 is poured into the channel steel support 1 for curing and forming, the concrete is lifted, laid and connected into a whole, so that a prefabricated formwork-free turnover concrete road plate is formed, the prefabricated formwork-free turnover concrete road plate is adopted, the problems of one-time investment of a temporary road and easiness in sideslip of a steel plate are solved, and compared with a cast-in-place concrete temporary road, the prefabricated formwork-free turnover concrete road plate can be repeatedly used; compared with a temporary steel plate road, the prefabricated formwork-free turnable concrete road plate improves the reliability of the temporary road, eliminates the potential safety hazard of vehicle running, solves the problem of long maintenance time of a cast-in-place concrete road, is high in construction and laying speed, and is beneficial to saving the construction period; the construction waste can be repeatedly used, the generation of the construction waste is reduced, and the field civilized construction is facilitated; the reliability of the temporary road is improved, the temporary road is not influenced by external factors such as weather and the like, and the safe production of a construction site is ensured; the prefabricated formwork-free concrete road plate capable of being turned over utilizes channel steel as a side mold, and the input amount of formwork battens is reduced.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiments, and although the present invention has been disclosed with the preferred embodiments, it is not limited to the present invention, and any skilled person in the art can make some modifications or equivalent embodiments without departing from the scope of the present invention, but all the technical matters of the present invention are within the scope of the present invention.

Claims (4)

1. The utility model provides a precast exempt from formwork concrete guidance tape that can have enough to meet need, includes that the channel-section steel supports its characterized in that: the channel-section steel supports and is the rectangle column structure, the concrete has been pour in the channel-section steel supports, the channel-section steel supports and is equipped with a plurality of staggered arrangement and supports the distribution reinforcement who is 45 degrees contained angles with the channel-section steel, the both ends welding of distribution reinforcement is on the channel-section steel supports bottom flange board, be equipped with two parallel arrangement's reinforcing bar in the channel-section steel supports, reinforcing bar sets up the one side that the channel-section steel supported top flange board is kept away from at the distribution reinforcement, reinforcing bar supports with the channel-section steel and is 45 degrees contained angles and arranges, reinforcing bar's both ends welding is on the channel-section steel supports bottom flange board, reinforcing bar surface middle part position welds pre-buried rings, pre-buried rings pass in the distribution reinforcement extends to the concrete, the crossing department of concrete and pre-buried rings is equipped with the entrance to a.
2. The prefabricated formwork-free turnover concrete road slab as claimed in claim 1, wherein: the channel steel support adopts 20a channel steel to form a unit plate size of 4000 multiplied by 2200.
3. The prefabricated formwork-free turnover concrete road slab as claimed in claim 1, wherein: the distributed reinforcing steel bars adopt HRB400 reinforcing steel bars with the diameter of 14 and the space of 200.
4. The prefabricated formwork-free turnover concrete road slab as claimed in claim 1, wherein: the embedded lifting rings and the reinforcing steel bars adopt HRB400 steel bars with the diameter of 20.
CN202020493653.9U 2020-04-07 2020-04-07 Prefabricated formwork-free concrete road plate capable of being circulated Expired - Fee Related CN212294218U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020493653.9U CN212294218U (en) 2020-04-07 2020-04-07 Prefabricated formwork-free concrete road plate capable of being circulated

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020493653.9U CN212294218U (en) 2020-04-07 2020-04-07 Prefabricated formwork-free concrete road plate capable of being circulated

Publications (1)

Publication Number Publication Date
CN212294218U true CN212294218U (en) 2021-01-05

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ID=73963001

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020493653.9U Expired - Fee Related CN212294218U (en) 2020-04-07 2020-04-07 Prefabricated formwork-free concrete road plate capable of being circulated

Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115058936A (en) * 2022-06-20 2022-09-16 中交二航局第三工程有限公司 Recyclable construction access road unit, construction access road and construction method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115058936A (en) * 2022-06-20 2022-09-16 中交二航局第三工程有限公司 Recyclable construction access road unit, construction access road and construction method thereof

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Granted publication date: 20210105