CN109811795A - Piping lane prefabricated subsection installs transverse fine-adjusting device and lateral method for trimming - Google Patents
Piping lane prefabricated subsection installs transverse fine-adjusting device and lateral method for trimming Download PDFInfo
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- CN109811795A CN109811795A CN201910228306.5A CN201910228306A CN109811795A CN 109811795 A CN109811795 A CN 109811795A CN 201910228306 A CN201910228306 A CN 201910228306A CN 109811795 A CN109811795 A CN 109811795A
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- piping lane
- prefabricated subsection
- jack
- lane prefabricated
- support frame
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Abstract
The invention discloses a kind of piping lane prefabricated subsections to install transverse fine-adjusting device, including two support frames being located in piping lane installation foundation pit, installs in the top time interval of each support frame there are two jack, the bottom of piping lane installation foundation pit is provided with bed course；When jack pushing tow, the base end of two jack of same support frame shares same movable cushion block indirectly-acting on two rhizosphere fender piles, when jack pushing tow in place when, on piping lane prefabricated subsection, the edge line at left and right sides of piping lane prefabricated subsection is overlapped the pressure end collective effect of four jack with the corresponding line of ink marker on bed course.Meanwhile the present invention also provides a kind of lateral method for trimming including above-mentioned piping lane prefabricated subsection installation transverse fine-adjusting device.It can be effectively controlled the installation accuracy of piping lane prefabricated subsection, raising is regulated the speed and installation effectiveness, helps speed up piping lane lifting circulation rate, it is ensured that the waterproof of piping lane prefabricated subsection junction is reliable, and bell and spigot is avoided to destroy.
Description
Technical field
The present invention relates to piping lane technical field of construction, and in particular to lateral fine tuning dress when a kind of piping lane prefabricated subsection is installed
It sets, and the lateral method for trimming carried out using the transverse fine-adjusting device.
Background technique
Piping lane prefabricated subsection during installation, needs to hang in outside foundation pit and carries out assembly in foundation pit again.Due to the distance of handling
Linear effect larger and by piping lane route, piping lane installation accuracy are difficult to ensure.Although there is hawser constraint in installation process, pendulum
It is dynamic still bigger, it is tighter to transverse precision requirement if piping lane prefabricated subsection is connected using bell and spigot, it must before tension of prestressed tendon
It must ensure the precision that is transversely mounted of piping lane prefabricated subsection, otherwise, it will influence junction structurally waterproof and even cause bell and spigot broken
It is bad.
Domestic at present mainly to be assisted using small-sized chain block or artificial crowbar, efficiency is lower and quality is not satisfactory.
Summary of the invention
The present invention is intended to provide a kind of piping lane prefabricated subsection installs transverse fine-adjusting device, for installing to piping lane prefabricated subsection
Lateral fine tuning, not only can effectively control installation accuracy, regulate the speed also than very fast, help speed up piping lane lifting circulation speed
Degree.
For this purpose, the technical scheme adopted by the invention is as follows: a kind of piping lane prefabricated subsection installation transverse fine-adjusting device, including position
Two support frames in piping lane installation foundation pit, it is prefabricated that two support frames are located at the piping lane being lifted in piping lane installation foundation pit
The left and right sides of segment, and the front-rear center line of two support frames is overlapped with the front-rear center line of piping lane prefabricated subsection, the branch
Support bottom is provided with the traveling wheel of braking function, installs in the top time interval of each support frame there are two jack,
The bottom of piping lane installation foundation pit is provided with bed course, on the bed course bullet have that left and right two is parallel to each other to the positive line of ink marker；When
When jack pushing tow, the base end of two jack of same support frame shares same movable cushion block indirectly-acting and protects in two rhizospheres
In stake, when jack pushing tow in place when, the pressure end collective effect of four jack is on piping lane prefabricated subsection, and piping lane is prefabricated
Edge line at left and right sides of segment is overlapped with the corresponding line of ink marker on bed course.
The piping lane prefabricated subsection is lifted on piping lane peace by the crawler crane in holding force state as a preferred embodiment of the above solution,
Fill foundation pit in, and the bottom surface of piping lane prefabricated subsection apart from piping lane installation foundation pit base surface 5~
10cm。
Further preferably, the spacing of the piping lane prefabricated subsection and fender post is 1.2m, the long 2m of piping lane prefabricated subsection, branch
The long 1.6m of support, width 1.0m.
Further preferably, support frame as described above is welded steel frame, and the movable cushion block is the steel part or iron of strip
Part.
Meanwhile the present invention also provides a kind of lateral fine tunings including above-mentioned piping lane prefabricated subsection installation transverse fine-adjusting device
Method, comprising the following steps:
Step 1: after piping lane prefabricated subsection lifts piping lane installation foundation pit, decentralization operation is slowly carried out, when the prefabricated section of piping lane
When foundation pit base surface 5~10cm height is installed apart from piping lane in the bottom surface of section, stops crawler crane and transfer operation, guarantee holding force state；
Step 2: after piping lane prefabricated subsection is stablized, support frame is pushed into from piping lane prefabricated subsection two sides, support frame traveling
Jack is in contraction state in the process, and support frame is travelled to front-rear center line and is overlapped with the front-rear center line of piping lane prefabricated subsection
When, stop the traveling wheel of walking and fixing support rack；
Step 3: support frame in place after, movable cushion block is mounted on after jack by fender post side, jack is adjusted,
The base end of two jack of same support frame is set to share same movable cushion block indirectly-acting on two rhizosphere fender piles；
Step 4: after the jack of the left and right sides is fixed, synchronizing slow pressurization, and two sides jack is made to be close to the prefabricated section of piping lane
Section；
Step 5: according to the good line of ink marker of bullet on bed course in advance, judge piping lane prefabricated subsection lateral shift situation, use steel ruler
Determination need to correct shift value；
Step 6: it determines that two sides jack need to correct stroke according to shift value, and calculates jack pressurization value；
Step 7: pressure, piping lane prefabricated subsection or so two are pressurizeed or hold respectively to two sides jack according to the pressurization value of calculating
The edge line of side is overlapped with the corresponding line of ink marker on bed course, stops pressurization；
Step 8: after the adjustment of piping lane position, crawler crane continues slowly decentralization, to piping lane prefabricated subsection bottom surface and layer contacts
Afterwards, jack is shunk in release, carries out the tensioning work of piping lane prefabricated subsection.
Beneficial effects of the present invention: can be effectively controlled the installation accuracy of piping lane prefabricated subsection, and raising is regulated the speed and installed
Efficiency helps speed up piping lane lifting circulation rate, it is ensured that the waterproof of piping lane prefabricated subsection junction is reliable, avoids bell and spigot broken
It is bad.
Detailed description of the invention
Fig. 1 is the usage state diagram that piping lane prefabricated subsection installs transverse fine-adjusting device.
Specific embodiment
By way of example and in conjunction with the accompanying drawings, the invention will be further described:
As shown in Figure 1, a kind of piping lane prefabricated subsection installs transverse fine-adjusting device, mainly by support frame 1, traveling wheel 2, very heavy
Top 3, movable cushion block 4, crawler crane 8 form.
Two support frames 1 are located in piping lane installation foundation pit 6, and two support frames 1, which are located at, is lifted on piping lane installation foundation pit 6
The left and right sides of interior piping lane prefabricated subsection 5, and in the front and back of the front-rear center line of two support frames 1 and piping lane prefabricated subsection 5
Heart line is overlapped.
1 bottom of support frame is provided with the traveling wheel 2 of braking function, and traveling wheel 2 is preferably four, in rectangular layout.?
There are two jack 3 for the top time interval installation of each support frame 1.The bottom of piping lane installation foundation pit 6 is provided with bed course 7, pads
Layer 7 on bullet have left and right two be parallel to each other to positive line of ink marker (not shown).
When 3 pushing tow of jack, the base end of two jack 3 of same support frame 1 shares same movable cushion block 4 indirectly
It acts on two rhizosphere fender piles 9.Since the cross section of fender post 9 is circle, movable cushion block 4 is added, the base end of jack 4 is made
It acts in movable cushion block 4, to ensure that the base end of jack 4 can stablize installation；Meanwhile the base end of two jack 3 is total
With same 4 indirectly-acting of movable cushion block on two rhizosphere fender piles 9, and fender post 9 can ensure that after adjusting with piping lane track laying
Piping lane prefabricated subsection also can be with piping lane track laying.Will when 3 pushing tow of jack in place when, the pressure end of four jack 3 is common
It acts on piping lane prefabricated subsection 5, and the edge line of 5 left and right sides of piping lane prefabricated subsection is overlapped with the corresponding line of ink marker on bed course 7.
Preferably, piping lane prefabricated subsection 5 is lifted on piping lane by the crawler crane 8 in holding force state and installs in foundation pit 6, and manages
6 5~10cm of base surface of foundation pit is installed apart from piping lane in the bottom surface of corridor prefabricated subsection 5.
The spacing of piping lane prefabricated subsection 5 and fender post 9 is greater than the width of support frame 1, and 5 length of piping lane prefabricated subsection is greater than branch
The length of support 1.When it is implemented, the spacing of piping lane prefabricated subsection 5 and fender post 9 is 1.2m, piping lane prefabricated subsection 5 is 2m long,
Support frame 1 is 1.6m long, width 1.0m.
In addition, support frame 1 is welded steel frame, movable cushion block 4 is the steel part or ironware of strip.
A kind of cross carried out when piping lane prefabricated subsection is installed using above-mentioned piping lane prefabricated subsection installation transverse fine-adjusting device
To method for trimming, comprising the following steps:
Step 1: after piping lane prefabricated subsection lifts piping lane installation foundation pit, decentralization operation is slowly carried out, when the prefabricated section of piping lane
When foundation pit base surface 5~10cm height is installed apart from piping lane in the bottom surface of section, stops crawler crane and transfer operation, guarantee holding force state.
Step 2: after piping lane prefabricated subsection is stablized, support frame is pushed into from piping lane prefabricated subsection two sides, support frame traveling
Jack is in contraction state in the process, and support frame is travelled to front-rear center line and is overlapped with the front-rear center line of piping lane prefabricated subsection
When, stop the traveling wheel of walking and fixing support rack.
Step 3: support frame in place after, movable cushion block is mounted on after jack by fender post side, jack is adjusted,
The base end of two jack of same support frame is set to share same movable cushion block indirectly-acting on two rhizosphere fender piles.
Step 4: after the jack of the left and right sides is fixed, synchronizing slow pressurization, and two sides jack is made to be close to the prefabricated section of piping lane
Section.
Step 5: according to the good line of ink marker of bullet on bed course in advance, judge piping lane prefabricated subsection lateral shift situation, use steel ruler
Determination need to correct shift value.
Step 6: it determines that two sides jack need to correct stroke according to shift value, and calculates jack pressurization value.
Step 7: pressure, piping lane prefabricated subsection or so two are pressurizeed or hold respectively to two sides jack according to the pressurization value of calculating
The edge line of side is overlapped with the corresponding line of ink marker on bed course, stops pressurization.
Step 8: after the adjustment of piping lane position, crawler crane continues slowly decentralization, to piping lane prefabricated subsection bottom surface and layer contacts
Afterwards, jack is shunk in release, carries out the tensioning work of piping lane prefabricated subsection.
Claims (5)
1. a kind of piping lane prefabricated subsection installs transverse fine-adjusting device, it is characterised in that: including being located in piping lane installation foundation pit (6)
Two support frames (1), two support frames (1) are located at the piping lane prefabricated subsection (5) being lifted in piping lane installation foundation pit (6)
The left and right sides, and the front-rear center line of two support frames (1) is overlapped with the front-rear center line of piping lane prefabricated subsection (5), the branch
Support (1) bottom is provided with the traveling wheel (2) of braking function, is equipped with two in the top time interval of each support frame (1)
The bottom of a jack (3), piping lane installation foundation pit (6) is provided with bed course (7), and bullet has left and right two on the bed course (7)
Be parallel to each other to the positive line of ink marker；When jack (3) pushing tow, the base end of two jack (3) of same support frame (1) is shared
Same movable cushion block (4) indirectly-acting on two rhizosphere fender piles (9), when jack (3) pushing tow in place when, four jack (3)
Pressure end collective effect on piping lane prefabricated subsection (5), and edge line and bed course at left and right sides of piping lane prefabricated subsection (5)
(7) the correspondence line of ink marker on is overlapped.
2. piping lane prefabricated subsection described in accordance with the claim 1 installs transverse fine-adjusting device, it is characterised in that: the piping lane is prefabricated
Segment (5) is lifted in piping lane installation foundation pit (6) by the crawler crane (8) in holding force state, and the bottom of piping lane prefabricated subsection (5)
Identity distance installs foundation pit (6) 5~10cm of base surface from piping lane.
3. piping lane prefabricated subsection installs transverse fine-adjusting device according to claim 2, it is characterised in that: the piping lane is prefabricated
The spacing of segment (5) and fender post (9) is 1.2m, piping lane prefabricated subsection (5) long 2m, the long 1.6m of support frame (1), width 1.0m.
4. piping lane prefabricated subsection described in accordance with the claim 1 installs transverse fine-adjusting device, it is characterised in that: support frame as described above
It (1) is welded steel frame, the movable cushion block (4) is the steel part or ironware of strip.
5. transverse direction of the one kind comprising piping lane prefabricated subsection installation transverse fine-adjusting device described in any one of claim 1-4 is micro-
Tune method, which comprises the following steps:
Step 1: after piping lane prefabricated subsection lifts piping lane installation foundation pit, decentralization operation is slowly carried out, when piping lane prefabricated subsection
When foundation pit base surface 5~10cm height is installed apart from piping lane in bottom surface, stops crawler crane and transfer operation, guarantee holding force state；
Step 2: after piping lane prefabricated subsection is stablized, support frame is pushed into from piping lane prefabricated subsection two sides, support frame driving process
Middle jack is in contraction state, and support frame is travelled to front-rear center line when being overlapped with the front-rear center line of piping lane prefabricated subsection,
Stop the traveling wheel of walking and fixing support rack；
Step 3: support frame in place after, movable cushion block is mounted on after jack by fender post side, jack is adjusted, is made same
The base end of two jack of one support frame shares same movable cushion block indirectly-acting on two rhizosphere fender piles；
Step 4: after the jack of the left and right sides is fixed, synchronizing slow pressurization, and two sides jack is made to be close to piping lane prefabricated subsection；
Step 5: according to the good line of ink marker of bullet on bed course in advance, judging piping lane prefabricated subsection lateral shift situation, is determined with steel ruler
Shift value need to be corrected；
Step 6: it determines that two sides jack need to correct stroke according to shift value, and calculates jack pressurization value；
Step 7: pressure is pressurizeed or holds respectively to two sides jack according to the pressurization value of calculating, at left and right sides of piping lane prefabricated subsection
Edge line is overlapped with the corresponding line of ink marker on bed course, stops pressurization；
Step 8: after the adjustment of piping lane position, crawler crane continues slowly decentralization, behind piping lane prefabricated subsection bottom surface and layer contacts,
Jack is shunk in release, carries out the tensioning work of piping lane prefabricated subsection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910228306.5A CN109811795A (en) | 2019-03-25 | 2019-03-25 | Piping lane prefabricated subsection installs transverse fine-adjusting device and lateral method for trimming |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910228306.5A CN109811795A (en) | 2019-03-25 | 2019-03-25 | Piping lane prefabricated subsection installs transverse fine-adjusting device and lateral method for trimming |
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| Publication Number | Publication Date |
|---|---|
| CN109811795A true CN109811795A (en) | 2019-05-28 |
Family
ID=66610270
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910228306.5A Pending CN109811795A (en) | 2019-03-25 | 2019-03-25 | Piping lane prefabricated subsection installs transverse fine-adjusting device and lateral method for trimming |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112982475A (en) * | 2021-03-04 | 2021-06-18 | 衡水衡源电力建设有限责任公司 | Auxiliary mounting tool for prefabricated foundation of power transmission line |
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| KR100971200B1 (en) * | 2009-11-13 | 2010-07-20 | (주)서현컨스텍 | Precast box structure construction method using steel connection member |
| CN202913431U (en) * | 2012-05-29 | 2013-05-01 | 中交第一航务工程局有限公司 | Immersed tube bottom end jack type deviation-rectifying accurate adjustment system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112982475A (en) * | 2021-03-04 | 2021-06-18 | 衡水衡源电力建设有限责任公司 | Auxiliary mounting tool for prefabricated foundation of power transmission line |
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