CN108560417A - The rapid constructing method and positioning moulding bed of guardrail - Google Patents
The rapid constructing method and positioning moulding bed of guardrail Download PDFInfo
- Publication number
- CN108560417A CN108560417A CN201810506965.6A CN201810506965A CN108560417A CN 108560417 A CN108560417 A CN 108560417A CN 201810506965 A CN201810506965 A CN 201810506965A CN 108560417 A CN108560417 A CN 108560417A
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- CN
- China
- Prior art keywords
- moulding bed
- guardrail
- embedded bar
- bar
- positioning moulding
- Prior art date
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- Granted
Links
- 238000000465 moulding Methods 0.000 title claims abstract description 84
- 238000000034 method Methods 0.000 title abstract description 9
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 42
- 238000010276 construction Methods 0.000 claims abstract description 37
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 35
- 239000010959 steel Substances 0.000 claims abstract description 35
- 125000006850 spacer group Chemical group 0.000 claims abstract description 27
- 238000009434 installation Methods 0.000 claims abstract description 25
- 230000003014 reinforcing effect Effects 0.000 claims description 12
- -1 lengthwise Chemical compound 0.000 claims 1
- 238000005520 cutting process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000002787 reinforcement Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/10—Railings; Protectors against smoke or gases, e.g. of locomotives; Maintenance travellers; Fastening of pipes or cables to bridges
- E01D19/103—Parapets, railings ; Guard barriers or road-bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
Abstract
The present invention provides a kind of positioning moulding bed of guardrail embedded bar, includes the pedestal of lengthwise, one or more groups of to be set on the pedestal and along vertical bridge to the Horizontal limiting portion of extension, and the vertical spacing portion that Horizontal limiting portion at least a side described in every group is laid；The longitudinal axis of the pedestal and vertical bridge are to parallel；Wherein, the Horizontal limiting portion includes spacer bar；The vertical spacing portion is fixed on the pedestal, and the side in the vertical spacing portion towards the Horizontal limiting portion opens up several limiting slots.The present invention also provides a kind of construction methods of guardrail, use the positioning moulding bed of above-mentioned guardrail embedded bar.The present invention, which positions moulding bed, improves the linear of embedded bar so that guardrail construction is not easy affected by environment.The guardrail construction method of the present invention makes embedded bar installation and beam reinforced steel bar installation that can be carried out at the same time, and continuous productive process is adjusted to parallel operations, improves construction efficiency.
Description
【Technical field】
The present invention relates to the rapid constructing methods of the cast-in-place guardrail technical field of construction of bridge more particularly to a kind of guardrail and fixed
Position moulding bed.
【Background technology】
In the cast-in-place guardrail work progress of traditional bridge, embedded bar is controlled by bracing wire control methods often in Embedment Construction
Bar spacing and linear.
However, bracing wire control methods have the shortcomings that it is following：First, the line drawn is easy, by wind effect, to apply when wind-force is excessive
Work is difficult to carry out；Second, roof steel bar is trampled or the touching of other embedded bars also results in drawn line and walks, Jin Erzao
At pre-buried linear and spacing, there are relatively large deviations.Thus, which reinforcing bar can not when bracing wire control methods will cause follow-up guardrail to be constructed
It is installed in place, influences guardrail protective layer, can also cause cracking phenomena, influence guardrail service life.In addition, traditional embedded bar
Construction need to again be installed after in beam reinforced steel bar, installation is complete, substantially prolong construction period.
Therefore, it is necessary to provide a kind of positioning moulding bed that improvement guardrail embedded bar is linear and a kind of raising construction effect
The guardrail construction method of rate.
【Invention content】
The purpose of the present invention is to provide a kind of positioning moulding beds that improvement guardrail embedded bar is linear.
To realize that the purpose, the present invention adopt the following technical scheme that：
A kind of positioning moulding bed of guardrail embedded bar, includes the pedestal of lengthwise, it is one or more groups of be set on the pedestal and
Along indulging Horizontal limiting portion of the bridge to extension, and the vertical spacing portion that at least a side of the Horizontal limiting portion described in every group is laid；
The longitudinal axis of the pedestal and vertical bridge are to parallel；
Wherein, the Horizontal limiting portion includes spacer bar；The vertical spacing portion is fixed on the pedestal, described perpendicular
Several limiting slots are opened up to the side in limiting section towards the Horizontal limiting portion.
Preferably, the positioning moulding bed is set to positioned tire equipped with Horizontal limiting portion described in two groups, the vertical spacing portion
Direction across bridge both sides of frame and along the parallel laying of the longitudinal axis of pedestal.
Preferably, the Horizontal limiting portion further includes the support pad set on the spacer bar bottom.
Preferably, the positioning moulding bed indulges bridge and is equipped with positioning plate to the both sides of axis, and the both ends in the vertical spacing portion are logical
Dismountable connection type is crossed to be fixed on the positioning plate.
Preferably, the vertical spacing portion includes edge-on channel steel, and the opening direction of the channel steel is backwards to the horizontal limit
Position portion.
Preferably, the limiting slot is the notch to match with the embedded bar gabarit.
Preferably, it is equipped with handle at the top of the vertical spacing portion.
Preferably, the upper surface of the pedestal is equipped with transporting supports.
Preferably, the bottom of the pedestal is equipped with supporting leg.
Another object of the present invention is to provide a kind of guardrail construction methods improving construction efficiency.
To realize that the purpose, the present invention adopt the following technical scheme that：
A kind of construction method of guardrail, the guardrail include embedded bar and are followed by reinforcing bar, use above-mentioned guardrail pre-buried
The positioning moulding bed of reinforcing bar, the construction method of the guardrail include the following steps：
Set up the positioning moulding bed；
The embedded bar is installed according to the preset position in Horizontal limiting portion and vertical spacing portion, and with positioning
The spacer bar of moulding bed links into an integrated entity, to form pre-buried skeleton；
The pre-buried skeleton is transported to specified installation site from positioning moulding bed；
It is followed by reinforcing bar described in the installation of position in plugging into for the pre-buried skeleton, to complete the construction of guardrail.
Preferably, the embedded bar includes close vertical first embedded bar of the bridge to axis side, and set on described
By first embedded bar and far from vertical second embedded bar of the bridge to axis side.
Preferably, the embedded bar is installed according to the preset position in Horizontal limiting portion and vertical spacing portion, and
And link into an integrated entity with the spacer bar of positioning moulding bed, to form pre-buried skeleton the step of specifically includes：
The embedded bar of first embedded bar/second is mounted on by limiting slot in vertical spacing portion, while by institute
The bottom for stating the embedded bar of the first embedded bar/second is fixedly connected with the spacer bar of positioning moulding bed.
Preferably, before the pre-buried skeleton being transported to specified installation site from positioning moulding bed, further include：
All vertical spacing portions are removed from positioning moulding bed respectively.
Preferably, before the pre-buried skeleton being transported to specified installation site from positioning moulding bed, further include：
Beam reinforced steel bar is installed in installed position.
Compared with prior art, the present invention has following advantage：
1. vertical limiting section of the present invention positioning moulding bed by the way that Horizontal limiting portion is arranged and equipped with limiting slot, while in level
Limiting section be arranged spacer bar, built-in fitting preliminarily formed after being connected as one with spacer bar it is simple in structure, be easily installed and tear open
The framework of steel reinforcement unloaded can be fixed temporarily embedded bar, improve the linear of embedded bar so that guardrail construction is not easy by environment
It influences.
2. bottom of the spacer bar in present invention positioning moulding bed in addition to embedded bar can be fixed, additionally it is possible to as box beam top
The longitudinal reinforcement of plate, embedded bar walks caused by roof steel bar can be effectively prevent to be trampled.
3. the positioning moulding bed of the present invention can set multigroup Horizontal limiting portion and vertical spacing portion, it is multigroup to can be achieved at the same time guardrail
The installation of embedded bar.
4. the guardrail construction method of the present invention is used embedded bar being made after pre-buried skeleton and be installed again, without waiting for beam slab
Embedded bar construction is carried out again after the completion of reinforcement installation so that embedded bar is installed and beam reinforced steel bar installation can be carried out at the same time, will
Continuous productive process is adjusted to parallel operations, substantially increases construction efficiency.
【Description of the drawings】
Fig. 1 is a kind of structural schematic diagram of an exemplary embodiments of the positioning moulding bed of guardrail embedded bar of the present invention；
Fig. 2 is a kind of structural schematic diagram of another embodiment of the positioning moulding bed of guardrail embedded bar of the present invention；
Fig. 3 is a kind of structural schematic diagram of another embodiment of the positioning moulding bed of guardrail embedded bar of the present invention；
Fig. 4 is a kind of structural schematic diagram of another embodiment of the positioning moulding bed of guardrail embedded bar of the present invention；
Fig. 5 is the composed structure schematic diagram of guardrail in a kind of construction method of guardrail of the present invention.
【Specific implementation mode】
The present invention is further described with exemplary embodiment below in conjunction with the accompanying drawings, identical label wherein in attached drawing
All refer to identical component.In addition, if the detailed description of known technology is for showing the invention is characterized in that unnecessary
, then it omits it.
Embodiment 1
Referring to Fig. 1, a kind of positioning moulding bed 1 of guardrail embedded bar includes the pedestal 10 of lengthwise, and two are mounted on the pedestal
To the Horizontal limiting portion 11 of extension on 10 and along vertical bridge, and 11 side of Horizontal limiting portion described in every group corresponds to two groups laid
Vertical spacing portion 12.Wherein, after positioning moulding bed 1 is installed, the longitudinal axis of pedestal 10 and vertical bridge are to parallel.Specifically, described
Vertical spacing portion 12 is set to the direction across bridge both sides of institute's positioning moulding bed 1 and along the parallel laying of the longitudinal axis of pedestal 10, the pedestal
The pre-buried backbone length that 10 length and the length in vertical spacing portion 12 can be installed as needed is adjusted.The vertical spacing
Portion 12 is set to the both sides of positioning 1 direction across bridge of moulding bed, so as to the dismounting and carrying of pre-buried skeleton.
The Horizontal limiting portion 11 includes two spaced spacer bars 111, and the both ends of the spacer bar 111 are taken
On the pedestal 10.The vertical spacing portion 12 includes the edge-on channel steel 121 being fixed on the pedestal 10, the channel steel
121 opening direction is backwards to the Horizontal limiting portion 11, side of the vertical spacing portion 12 towards the Horizontal limiting portion 11
Open up several limiting slots (not shown).Preferably, the limiting slot is the notch to match with 2 gabarit of the embedded bar, institute
It states and is equipped with limiting slot to spacing according to certain vertical bridge on channel steel 121, the limit separation in two groups of vertical spacing portions 12 is equal, with
Just the correspondence between two groups of embedded bars 2 is controlled, basis is provided for the accurate installation of follow-up embedded bar 2.In addition, passing through
Limiting slot is arranged on channel steel 121 to limit embedded bar 2 so that the positioning of embedded bar 2 is more stablized, and is not easy by day
Gas influences.
The pedestal 10 includes several short channel-section steels (not shown) along direction across bridge setting, and several short channel-section steels pass through fixation
In 11 bottom of Horizontal limiting portion, fixed frame is collectively formed with Horizontal limiting portion 11.The upper surface of the pedestal 10, which is additionally provided with, removes
Holder 14 is transported, which is that several round steel erect and be laterally arranged set up the frame bracket to be formed.It is carried
Holder 14 is set to the middle part of positioning moulding bed 1, and impetus is provided for whole carry of positioning moulding bed 1.The bottom of the pedestal 10 is set
There is supporting leg 101, to adjust the height for positioning moulding bed 1 to the height of suitable construction, improves construction efficiency.
Between the Horizontal limiting portion 11 and pedestal 10, using the side of welding between the vertical spacing portion 12 and pedestal 10
Formula connects.It can also be by bolting or hinged mode connects between the vertical spacing portion 12 and pedestal 10, both the above connects
The mode of connecing is easily installed and dismantles, and need not cut weldering after the use of positioning moulding bed 1, not damaged to positioning moulding bed 1, also allows for
Position 1 subsequent recycling of moulding bed.After the installation for completing embedded bar 2, successively to the vertical spacing portion 12 and pedestal
It carries out cutting weldering or dismounting between 10, carry out between the Horizontal limiting portion 11 and pedestal 10 cutting weldering, by the vertical spacing portion
After 12 remove from positioning moulding bed 1, the pre-buried skeleton that embedded bar 2 and spacer bar 111 form is transported to specified installation
Position.Bottom of the spacer bar 111 in addition to that can fix embedded bar 2 can also be used as box beam top plate after installing to guard rail position
Longitudinal reinforcement, embedded bar 2 walks caused by roof steel bar can be effectively prevent to be trampled.
The present invention position moulding bed 1 step of setting up be：Using several isometric short channel-section steels formation is placed to alignment along bridge is indulged
Open Side Down for pedestal 10, wherein short channel-section steel；Two groups of spacer bars 111 are erected in short channel-section steel successively, are welded after adjusting position
Fixation is connect, the interim moulding bed that Horizontal limiting portion 11 is formed with pedestal 10 is formed；Interim moulding bed is inverted, and is welded in 10 bottom of pedestal
Connect supporting leg 101 more than two；It is set up to direction along vertical bridge in 10 end face of pedestal using several settings and the round steel being laterally arranged
Transporting supports 14；Finally, the installation site in adjustment vertical spacing portion 12 after connecting in vertical spacing portion 12 with pedestal 10, is formed
Position moulding bed 1.
The composition material that the present invention positions moulding bed 1 utilizes building site current material, rigidity to meet construction requirement, additionally may be used
Multigroup Horizontal limiting portion 11 and vertical spacing portion 12 are set simultaneously according to actual conditions, can be achieved at the same time the multigroup pre-buried steel of guardrail
The installation of muscle 2.
The present invention positions moulding bed 1 by setting Horizontal limiting portion 11 and the vertical limiting section 12 equipped with limiting slot, while
Spacer bar 111 is arranged in Horizontal limiting portion 11, and embedded bar 2 preliminarily forms structure letter after being connected as one with spacer bar 111
Framework of steel reinforcement that is single, being easily installed and dismantle, can be fixed temporarily embedded bar 2, improve the linear of embedded bar 2 so that
Guardrail construction is not easy to be influenced by weather.Learnt according to the field conduct effect of positioning moulding bed 1, embedded bar is linear obtained it is excellent
Change, and often can save duration half a day across the box beam of 50m.
Embodiment 2
Referring to Fig. 2, compared with Example 1, difference lies in described for the positioning moulding bed 1 of guardrail embedded bar in embodiment 2
Horizontal limiting portion 11 includes spacer bar 111, and the support pad 112 set on 111 bottom of spacer bar.The support pad 112 is slot
Steel, the channel steel it is opening down.A part of the channel steel as Horizontal limiting portion 11 increases embedded bar 2 and level
Contact area between limiting section 11, embedded bar 2 can also be welded on support pad 112 other than being fixed with spacer bar 111
On, it so, it is possible to reinforce the connection between embedded bar 2 and Horizontal limiting portion 11 significantly, realize strong fix.
In addition, 12 top of the vertical spacing portion is additionally provided with handle 122, the handle 122 is that several round steel set up shape
At frame.By helping the handle 122, convenient for cut postwelding quickly by the vertical spacing portion 12 from positioning moulding bed 1 on remove
Under, without etc. the heat that vertical spacing portion 12 generates during weldering to be cut disperse after can carry.
Embodiment 3
Referring to Fig. 3, compared with Example 2, difference lies in described for the positioning moulding bed 1 of guardrail embedded bar in embodiment 3
Positioning moulding bed 1 indulges bridge and positioning plate 13 is fixedly installed to the both sides of axis, and the both ends in the vertical spacing portion 12 pass through dismountable
Connection type is fixed on the positioning plate 13.Specifically, positioning plate 13 is rectangular steel plates, and the both ends in vertical spacing portion 12 pass through
Be fixedly welded on the positioning plate 13, to be fixed on the positioning moulding bed 1, positioning plate 13 as vertical spacing portion 12 with
The contact site for positioning moulding bed 1, compared with directly vertical spacing portion 12 is welded on pedestal 10, welding is more convenient, more
Material-saving has been also convenient for cutting weldering by being welded between vertical spacing portion 12 and positioning plate 13.
Embodiment 4
Referring to Fig. 4, positioning moulding bed 1 can flexibly be adjusted according to the embedded bar quantity of guardrail, with 1 phase of embodiment
Than difference lies in including one be mounted on the pedestal 10 and along vertical the positioning moulding bed 1 of guardrail embedded bar in embodiment 4
Bridge to the Horizontal limiting portion 11 of extension, and 11 side of Horizontal limiting portion lay vertical spacing portion 12.
Embodiment 5
A kind of construction method of guardrail, referring to Fig. 1-5, which includes embedded bar 2 and is followed by reinforcing bar 3, is used
The positioning moulding bed 1 for the guardrail embedded bar stated, the construction method of the guardrail include the following steps：
Set up the positioning moulding bed 1；
The embedded bar 2 is installed according to Horizontal limiting portion 11 and 12 preset position of vertical spacing portion, and
It links into an integrated entity with the spacer bar 111 of positioning moulding bed 1, to form pre-buried skeleton；
The pre-buried skeleton is transported to specified installation site from positioning moulding bed 1；
It is followed by reinforcing bar 3 described in the installation of position in plugging into for the pre-buried skeleton, to complete the construction of guardrail.
Wherein, the embedded bar 2 includes close vertical first embedded bar 21 of the bridge to axis side, and set on described
First embedded bar, 21 side and separate vertical second embedded bar 22 of the bridge to axis side.
The embedded bar 2 is installed according to Horizontal limiting portion 11 and 12 preset position of vertical spacing portion, and
It links into an integrated entity with the spacer bar 111 of positioning moulding bed 1, to form pre-buried skeleton the step of specifically includes：Successively by described
One embedded bar 21, the second embedded bar 22 are mounted on by limiting slot in vertical spacing portion 12, while pre-buried by described first
Reinforcing bar 21, the second embedded bar 22 bottom be welded on positioning moulding bed 1 spacer bar 111 on.
Preferably, before the pre-buried skeleton being transported to specified installation site from positioning moulding bed 1, further include：To perpendicular
To carrying out cutting weldering between limiting section 12 and pedestal 10, and vertical spacing portion 12 is removed from positioning moulding bed 1.Again to the level
It carries out cutting weldering between limiting section 11 and pedestal 10, pre-buried skeleton is moved away from from positioning moulding bed 1 and is put into storage area.
Preferably, before the pre-buried skeleton being transported to specified installation site from positioning moulding bed 1, further include：Pacifying
Beam reinforced steel bar 4 is installed at holding position.
The beam reinforced steel bar 4 is for being fixed on two reinforcing bars that direction across bridge is in same level, specifically, beam reinforced steel bar
4 be used as reference, can make the first embedded bar 21 for belonging to same level and the second embedded bar 22 by respectively with beam slab
Reinforcing bar 4 is attached to realize the accurate positionin of embedded bar 2.
The guardrail construction method of the present invention is used embedded bar 2 being made after pre-buried skeleton and be installed again, without waiting for beam slab
Reinforcing bar 4 carries out the construction of embedded bar 2 after installation is complete again so that embedded bar 2 install and the installation of beam reinforced steel bar 4 can simultaneously into
Row, is adjusted to parallel operations by continuous productive process, substantially increases construction efficiency.
Although having been illustrated with some exemplary embodiments of the present invention above, those skilled in the art will manage
Solution, in the case where not departing from the principle of the present invention or spirit, can make a change these exemplary embodiments, of the invention
Range is limited by claim and its equivalent.
Claims (14)
1. a kind of positioning moulding bed of guardrail embedded bar, which is characterized in that the pedestal including lengthwise, it is one or more groups of set on described
To the Horizontal limiting portion of extension on pedestal and along vertical bridge, and at least a side of the Horizontal limiting portion described in every group lay it is vertical
Limiting section；The longitudinal axis of the pedestal and vertical bridge are to parallel；
Wherein, the Horizontal limiting portion further includes spacer bar；The vertical spacing portion is fixed on the pedestal, described vertical
The side in limiting section towards the Horizontal limiting portion opens up several limiting slots.
2. the positioning moulding bed of guardrail embedded bar according to claim 1, which is characterized in that the positioning moulding bed is equipped with two
The group Horizontal limiting portion, the vertical spacing portion are set to the direction across bridge both sides of institute's positioning moulding bed and are put down along the longitudinal axis of pedestal
Row is laid.
3. the positioning moulding bed of guardrail embedded bar according to claim 1, which is characterized in that the Horizontal limiting portion is also wrapped
Include the support pad set on the spacer bar bottom.
4. the positioning moulding bed of guardrail embedded bar according to claim 1, which is characterized in that the positioning moulding bed indulge bridge to
The both sides of axis are equipped with positioning plate, and the positioning plate is fixed in the both ends in the vertical spacing portion by dismountable connection type
On.
5. the positioning moulding bed of guardrail embedded bar according to claim 1, which is characterized in that the vertical spacing portion includes
Edge-on channel steel, the opening direction of the channel steel is backwards to the Horizontal limiting portion.
6. the positioning moulding bed of guardrail embedded bar according to claim 1, which is characterized in that the limiting slot be with it is described
The notch that embedded bar gabarit matches.
7. the positioning moulding bed of guardrail embedded bar according to claim 1, which is characterized in that at the top of the vertical spacing portion
Equipped with handle.
8. the positioning moulding bed of guardrail embedded bar according to claim 1, which is characterized in that the upper surface of the pedestal is set
There are transporting supports.
9. the positioning moulding bed of guardrail embedded bar according to claim 1, which is characterized in that the bottom of the pedestal is equipped with
Supporting leg.
10. a kind of construction method of guardrail, which includes embedded bar and is followed by reinforcing bar, which is characterized in that it is used such as power
Profit requires the positioning moulding bed of 1-9 any one of them guardrail embedded bars, the construction method of the guardrail to include the following steps：
Set up the positioning moulding bed；
The embedded bar is installed according to the preset position in Horizontal limiting portion and vertical spacing portion, and with positioning moulding bed
Spacer bar link into an integrated entity, to form pre-buried skeleton；
The pre-buried skeleton is transported to specified installation site from positioning moulding bed；
It is followed by reinforcing bar described in the installation of position in plugging into for the pre-buried skeleton, to complete the construction of guardrail.
11. the construction method of guardrail according to claim 10, which is characterized in that the embedded bar includes close to vertical bridge
To the first embedded bar of axis side, and to the second of axis side by first embedded bar and far from vertical bridge
Embedded bar.
12. the construction method of guardrail according to claim 11, which is characterized in that limit the embedded bar according to level
Position portion and vertical spacing portion are installed preset position, and are linked into an integrated entity with the spacer bar of positioning moulding bed, to be formed
The step of pre-buried skeleton, specifically includes：
The embedded bar of first embedded bar/second is mounted on by limiting slot in vertical spacing portion, while by described the
The bottom of the embedded bar of one embedded bar/second is fixedly connected with the spacer bar of positioning moulding bed.
13. the construction method of guardrail according to claim 10, which is characterized in that by the pre-buried skeleton from positioning moulding bed
It is transported to before specified installation site, further includes：
All vertical spacing portions are removed from positioning moulding bed respectively.
14. the construction method of guardrail according to claim 10, which is characterized in that by the pre-buried skeleton from positioning moulding bed
It is transported to before specified installation site, further includes：
Beam reinforced steel bar is installed in installed position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810506965.6A CN108560417B (en) | 2018-05-24 | 2018-05-24 | Quick construction method and positioning jig frame for guardrail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810506965.6A CN108560417B (en) | 2018-05-24 | 2018-05-24 | Quick construction method and positioning jig frame for guardrail |
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| Publication Number | Publication Date |
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| CN108560417A true CN108560417A (en) | 2018-09-21 |
| CN108560417B CN108560417B (en) | 2024-02-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110539099A (en) * | 2019-09-27 | 2019-12-06 | 中交第一航务工程局有限公司 | adjustable jig frame for positioning precast beam guardrail reinforcing steel bars and construction method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110539099A (en) * | 2019-09-27 | 2019-12-06 | 中交第一航务工程局有限公司 | adjustable jig frame for positioning precast beam guardrail reinforcing steel bars and construction method thereof |
| CN110539099B (en) * | 2019-09-27 | 2024-03-12 | 中交第一航务工程局有限公司 | Adjustable jig frame for positioning reinforcement bars of precast beam guardrails and construction method of adjustable jig frame |
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| CN108560417B (en) | 2024-02-06 |
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