CN104264588A - Cable duct locating device - Google Patents
Cable duct locating device Download PDFInfo
- Publication number
- CN104264588A CN104264588A CN201410491615.9A CN201410491615A CN104264588A CN 104264588 A CN104264588 A CN 104264588A CN 201410491615 A CN201410491615 A CN 201410491615A CN 104264588 A CN104264588 A CN 104264588A
- Authority
- CN
- China
- Prior art keywords
- guide pipe
- cable guide
- screw rod
- hollow sleeve
- screw mandrel
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
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Classifications
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D11/00—Suspension or cable-stayed bridges
- E01D11/04—Cable-stayed bridges
-
- 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
- E01D19/16—Suspension cables; Cable clamps for suspension cables ; Pre- or post-stressed cables
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a cable duct locating device. The cable duct locating device firstly fixes the coordinates of the center of a cable duct anchor bearing plate, because the length between an anchor point and a cable duct outlet point is known, the cable duct can be located in the space through regulating the Y-coordinate and Z-coordinate of the cable duct outlet point. The cable duct locating device is capable of realizing quantitative regulating and locating for the cable duct coordinates, a regulating mechanism with adjustable length replaces a rigid support firmly connected with the cable duct of the background technology, both manpower and time are saved, and the cable duct mounting precision is greatly improved.
Description
Technical field
The present invention relates to Sarasota cable guide pipe installation Technology field, refer to one quick to cable guide pipe, pinpoint cable guide pipe positioner when the pre-buried cable guide pipe of cable stayed bridge concrete girder end particularly.
Background technology
In cable stayed bridge concrete beam end cable guide pipe is installed, because the positioning precision of cable guide pipe axis exit point is at x, y, z tri-directions are 10mm, need accurately to locate it, Normal practice is: first carry out surveying and locating to cable guide pipe anchor point, cable guide pipe anchor plate is accurately located, the rough antilift wire conduit outlet point of rigid support is adopted according to cable guide pipe inclination angle, cable guide pipe exit point elevation and lateral coordinates are measured, remove rigid support and adjust stomion elevation and lateral attitude, rigid support antilift wire conduit is again adopted after adjustment, repetition measurement cable guide pipe exit point elevation and lateral coordinates, so repeatedly, through repeatedly adjusting until cable guide pipe exit point elevation and lateral coordinates meet required precision, now, check cable guide pipe exit point with total powerstation and whether meet required precision (if do not met along bridge to coordinate, need to search reason).
The method needs the connection repeatedly removing cable guide pipe outlet and rigid support, and each adjustment is not energetic, and support without object of reference when removing rear mobile cable guide pipe, can only judge by rule of thumb, need repeated measurement, repeatedly fix, untie, low precision, efficiency are low.
Summary of the invention
Object of the present invention is exactly the deficiency that will solve above-mentioned background technology, provides a kind of and carries out quick, pinpoint cable guide pipe positioner and using method at cable stayed bridge concrete beam end to cable guide pipe.
Technical scheme of the present invention is: a kind of cable guide pipe positioner, it comprises anchor plate for fabricated structure and cable guide pipe, described anchor plate is arranged on beam-ends setting-out anchor point position, the center of circle of described anchor plate is beam-ends setting-out anchor point position, described cable guide pipe end is arranged in described anchor plate, it is characterized in that: also comprise the governor motion that three are arranged on described cable guide pipe outer circumferential, governor motion described in each includes length-adjustable screw mandrel, the connector of described screw mandrel upper end all with corresponding is hinged, each is corresponding with the described connector of screw mandrel upper end thereof is fixedly installed on described cable guide pipe sidepiece, described in each, screw mandrel radially extends downward, screw mandrel lower end described in each and corresponding connector hinged, described connector hinged with screw mandrel lower end is corresponding is fixed on basis for each.
Preferably, governor motion described in one of them and described cable guide pipe horizontal projection are located along the same line, and two other governor motion is symmetricly set on described cable guide pipe both sides, and described two governor motions are vertical with the horizontal projection of described cable guide pipe to be arranged.
Further, described screw mandrel comprises upside screw rod, hollow sleeve and downside screw rod, screw rod upper end, described upside is hinged with corresponding connector, screw rod lower end, described upside is sleeved on described hollow sleeve top and is threaded with described hollow sleeve, described downside screw sleeve is contained in described hollow sleeve bottom and is threaded with described hollow sleeve, described downside screw rod is contrary with the direction that is threaded of hollow sleeve with described upside screw rod with the direction that is threaded of hollow sleeve, and screw rod lower end, described downside is hinged with corresponding connector.
Preferably, described hollow sleeve radially offers a jack.
Further, described connector comprises junction plate, two ends, described junction plate side are equipped with welded plate, described junction plate opposite side two ends are equipped with articulated slab, and described articulated slab is U-shaped, described U-shaped articulated slab outward opening, described articulated slab comprises central-web and is positioned at the wing plate of web both sides, wherein a side wing laminating is arranged on articulated slab end, and upside screw rod or downside screw rod are between the web of both sides articulated slab, and the web being positioned at both sides all offers the through hole passed by axis of rotation.
The present invention can realize quantizing adjustment, location to cable guide pipe coordinate, is replaced the rigid support be fixedly connected with cable guide pipe in background technology, has not only saved manpower and time, substantially increase cable guide pipe installation accuracy simultaneously by length-adjustable governor motion.
Accompanying drawing explanation
Fig. 1 is perspective view of the present invention;
Fig. 2 is the schematic top plan view of Fig. 1;
Fig. 3 is connector schematic diagram in the present invention.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
With reference to figure 1, Fig. 2, a kind of cable guide pipe positioner of the present embodiment, it comprises anchor plate 2 for fabricated structure and cable guide pipe 1, anchor plate 2 is arranged on beam-ends setting-out anchor point position, the center of circle of anchor plate 2 is beam-ends setting-out anchor point position, cable guide pipe 1 end is arranged in anchor plate 2, it also comprises the governor motion that three are arranged on cable guide pipe 1 outer circumferential, one of them governor motion and cable guide pipe horizontal projection are located along the same line, two other governor motion is symmetricly set on cable guide pipe both sides, and two governor motions are vertical with the horizontal projection of cable guide pipe 1 arranges for this.
Each governor motion includes length-adjustable screw mandrel 3, the connector 4 of screw mandrel 3 upper end all with corresponding is hinged, each is corresponding with the connector 4 of screw mandrel 3 upper end thereof is fixedly installed on cable guide pipe 1 sidepiece, each screw mandrel 3 radially extends downward, each screw mandrel 3 lower end and corresponding connector 4 hinged, connector 4 hinged with screw mandrel 3 lower end is corresponding is fixed on basis for each.
In the present embodiment, screw mandrel 3 comprises upside screw rod 3.1, hollow sleeve 3.2 and downside screw rod 3.3, screw rod 3.1 upper end, upside is hinged with corresponding connector 4, screw rod 3.1 lower end, upside is sleeved on hollow sleeve 3.2 top and is threaded with hollow sleeve 3.2, downside screw rod 3.3 is sleeved on hollow sleeve 3.2 bottom and is threaded with hollow sleeve 3.2, downside screw rod 3.3 is contrary with the direction that is threaded of hollow sleeve 3.2 with upside screw rod 3.1 with the direction that is threaded of hollow sleeve 3.2, and downside screw rod 3.3 lower end is hinged with corresponding connector 4.During rotary hollow sleeve 3.2, get final product the length of the whole screw mandrel 3 of corresponding adjustment.
The hollow sleeve 3.2 of the present embodiment radially offers a jack 3.4, therefore, inserts the device of steel rod and so on, hold steel rod in jack 3.4, can rotate hollow sleeve 3.2, convenient and strength-saving, can also reach the object of fine setting screw mandrel 3 length.
With reference to figure 3, the connector 4 of the present embodiment comprises junction plate 4.1, two ends, junction plate 4.1 side are equipped with welded plate 4.2, welded plate 4.2 is for welding with cable guide pipe 1 or basis, junction plate 4.1 opposite side two ends are equipped with articulated slab 4.3, articulated slab 4.3 is U-shaped, U-shaped articulated slab 4.3 outward opening, articulated slab 4.3 comprises central-web 4.31 and is positioned at the wing plate 4.32 of web both sides, wherein side wing 4.32 laminating is arranged on articulated slab 4.3 end, upside screw rod 3.1 or downside screw rod 3.3 are between the web 4.31 of both sides articulated slab 4.3, the web 4.31 being positioned at both sides all offers the through hole 4.33 passed by axis of rotation, this axis of rotation is also through the upside screw rod 3.1 web 4.31 or downside screw rod 3.3, upside screw rod 3.1 or downside screw rod 3.3 can rotate centered by above axis of rotation.
When cable guide pipe 1 is debugged complete, carry out being welded and fixed rear removable adjustment mechanism with shaped steel, governor motion is applied in the location construction of next cable guide pipe, conveniently have enough to meet the need use.
The using method using above-mentioned cable guide pipe positioner cable guide pipe to carry out cable guide pipe port of export location is:
1), at beam-ends setting-out cable guide pipe 1 anchor point position;
2), cable guide pipe 1 and anchor plate 2 center of circle are aimed at anchor point position, cable guide pipe 1 port of export carries out Primary Location according to pre-installation cable guide pipe angle and direction, and set the horizontal projection of cable guide pipe 1 as X to, on the horizontal plane residing for the horizontal projection of cable guide pipe 1 with X to vertical be Y-direction, in the vertical face residing for the horizontal projection of cable guide pipe 1 with X to vertical be Z-direction;
3), install three governor motions, one of them governor motion and cable guide pipe 1 horizontal projection are located along the same line, and two other governor motion is symmetricly set on cable guide pipe 1 both sides, and two governor motions 1 are vertical with the horizontal projection of cable guide pipe 1 arranges for this;
4) Y-direction coordinate and the Z-direction elevation of cable guide pipe 1 port of export, is measured, steel rod is inserted the jack 3.4 being arranged in cable guide pipe 1 horizontal projection both sides governor motion and rotates, by rotating the middle part sleeve 3.2 in the governor motion of cable guide pipe 1 horizontal projection both sides, reach the object of screw mandrel 3 length in the governor motion of adjustment both sides, make cable guide pipe Y-direction off normal be zero;
5), utilize step 4) in the mode of screw mandrel 3 length adjustment, adjustment is arranged in governor motion screw mandrel 3 length be located along the same line with cable guide pipe 1 horizontal projection, and cable guide pipe 1 port of export Z-direction elevation is met the demands;
6), repetition measurement cable guide pipe 1 exit point Y-coordinate and elevation, repeat step 4), 5), until cable guide pipe 1 exit point coordinate meets required precision.
The present embodiment is the position by locating the adjustment of governor motion cable guide pipe 1 exit point, and its principle is: ask range formula according to known 2 A, B coordinates in space
carry out reasoning, if in this equation known in 7 variablees 6, then spatially can locate this straight line and a remaining variable can be learnt; When using in the construction of cable guide pipe positioner, first cable guide pipe anchor plate centre coordinate is fixed, anchor point is known to cable guide pipe 1 exit point length, by regulating cable guide pipe 1 exit point Y-direction coordinate and Z-direction coordinate (namely high-rise), can spatially locate this cable guide pipe.
The present invention can realize quantizing adjustment, location to cable guide pipe coordinate, is replaced the rigid support be fixedly connected with cable guide pipe in background technology, has not only saved manpower and time, substantially increase cable guide pipe installation accuracy simultaneously by length-adjustable governor motion.
The above is only preferred embodiment of the present invention, not does any pro forma restriction to structure of the present invention.Every above embodiment is done according to technical spirit of the present invention any simple modification, equivalent variations and modification, all still belong in the scope of technical scheme of the present invention.
Claims (5)
1. a cable guide pipe positioner, it comprises anchor plate (2) for fabricated structure and cable guide pipe (1), described anchor plate (2) is arranged on beam-ends setting-out anchor point position, the center of circle of described anchor plate (2) is beam-ends setting-out anchor point position, described cable guide pipe (1) end is arranged in described anchor plate (2), it is characterized in that: also comprise the governor motion that three are arranged on described cable guide pipe (1) outer circumferential, governor motion described in each includes length-adjustable screw mandrel (3), the connector (4) of described screw mandrel (3) upper end all with corresponding is hinged, each is corresponding with the described connector (4) of screw mandrel (3) upper end thereof is fixedly installed on described cable guide pipe (1) sidepiece, screw mandrel described in each (3) radially extends downward, (3) lower end of screw mandrel described in each and corresponding connector (4) hinged, described connector (4) hinged with screw mandrel (3) lower end is corresponding is fixed on basis for each.
2. cable guide pipe positioner according to claim 1, it is characterized in that: governor motion described in one of them and described cable guide pipe (1) horizontal projection are located along the same line, two other governor motion is symmetricly set on described cable guide pipe (1) both sides, and described two governor motions are vertical with the horizontal projection of described cable guide pipe (1) to be arranged.
3. cable guide pipe positioner according to claim 1 and 2, it is characterized in that: described screw mandrel (3) comprises upside screw rod (3.1), hollow sleeve (3.2) and downside screw rod (3.3), screw rod (3.1) upper end, described upside is hinged with corresponding connector (4), screw rod (3.1) lower end, described upside is sleeved on described hollow sleeve (3.2) top and is threaded with described hollow sleeve (3.2), described downside screw rod (3.3) is sleeved on described hollow sleeve (3.2) bottom and is threaded with described hollow sleeve (3.2), described downside screw rod (3.3) is contrary with the direction that is threaded of hollow sleeve (3.2) with described upside screw rod (3.1) with the direction that is threaded of hollow sleeve (3.2), screw rod (3.3) lower end, described downside is hinged with corresponding connector (4).
4. cable guide pipe positioner according to claim 3, is characterized in that: described hollow sleeve (3.2) radially offers a jack (3.4).
5. cable guide pipe positioner according to claim 1, it is characterized in that: described connector (4) comprises junction plate (4.1), described junction plate (4.1) two ends, side are equipped with welded plate (4.2), described junction plate (4.1) opposite side two ends are equipped with articulated slab (4.3), described articulated slab (4.3) is U-shaped, described U-shaped articulated slab (4.3) outward opening, described articulated slab (4.3) comprises central-web (4.31) and is positioned at the wing plate (4.32) of web both sides, wherein a side wing (4.32) laminating is arranged on articulated slab (4.3) end, upside screw rod (3.1) or downside screw rod (3.3) are positioned between the web (4.31) of both sides articulated slab (4.3), the web (4.31) being positioned at both sides all offers the through hole (4.33) passed by axis of rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410491615.9A CN104264588B (en) | 2014-09-23 | 2014-09-23 | Cable guide pipe positioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410491615.9A CN104264588B (en) | 2014-09-23 | 2014-09-23 | Cable guide pipe positioner |
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| Publication Number | Publication Date |
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| CN104264588A true CN104264588A (en) | 2015-01-07 |
| CN104264588B CN104264588B (en) | 2016-06-29 |
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| CN201410491615.9A Active CN104264588B (en) | 2014-09-23 | 2014-09-23 | Cable guide pipe positioner |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106087744A (en) * | 2016-08-08 | 2016-11-09 | 中交公局第三工程有限公司 | Cable-stayed bridge beams of concrete cable guide pipe supporting and positioning device and method |
| CN110241735A (en) * | 2019-06-14 | 2019-09-17 | 中铁大桥局集团第一工程有限公司 | The positioning adjustment device and method of adjustment of Cable stayed Bridge Main Tower cable guide pipe |
| CN112609576A (en) * | 2020-11-19 | 2021-04-06 | 中铁二局集团有限公司 | Method and device for positioning and installing spatial attitude of stay cable guide pipe |
| CN113481868A (en) * | 2021-07-30 | 2021-10-08 | 中国建筑第八工程局有限公司 | Cableway positioning device and method with anchor point adjusting structure for cable-stayed bridge |
| CN113512940A (en) * | 2021-03-18 | 2021-10-19 | 中铁十一局集团第一工程有限公司 | Low tower cable-stayed bridge cable beam anchoring block construction process based on adjustable brackets |
| CN114134814A (en) * | 2021-11-16 | 2022-03-04 | 中铁广州工程局集团有限公司 | Construction method for accurately positioning anchor backing plate and embedded steel pipe |
| CN117906466A (en) * | 2024-03-15 | 2024-04-19 | 中交第一航务工程局有限公司 | Center position retest method for anchor backing plate of embedded cable conduit at beam end of concrete cable-stayed bridge |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106087744A (en) * | 2016-08-08 | 2016-11-09 | 中交公局第三工程有限公司 | Cable-stayed bridge beams of concrete cable guide pipe supporting and positioning device and method |
| CN110241735A (en) * | 2019-06-14 | 2019-09-17 | 中铁大桥局集团第一工程有限公司 | The positioning adjustment device and method of adjustment of Cable stayed Bridge Main Tower cable guide pipe |
| CN110241735B (en) * | 2019-06-14 | 2024-02-27 | 中铁大桥局集团第一工程有限公司 | Positioning and adjusting device and method for main tower cable guide pipe of cable-stayed bridge |
| CN112609576A (en) * | 2020-11-19 | 2021-04-06 | 中铁二局集团有限公司 | Method and device for positioning and installing spatial attitude of stay cable guide pipe |
| CN113512940A (en) * | 2021-03-18 | 2021-10-19 | 中铁十一局集团第一工程有限公司 | Low tower cable-stayed bridge cable beam anchoring block construction process based on adjustable brackets |
| CN113512940B (en) * | 2021-03-18 | 2022-07-08 | 中铁十一局集团第一工程有限公司 | Low tower cable-stayed bridge cable beam anchoring block construction process based on adjustable brackets |
| CN113481868A (en) * | 2021-07-30 | 2021-10-08 | 中国建筑第八工程局有限公司 | Cableway positioning device and method with anchor point adjusting structure for cable-stayed bridge |
| CN113481868B (en) * | 2021-07-30 | 2022-07-26 | 中国建筑第八工程局有限公司 | Cableway positioning device and method with anchor point adjusting structure for cable-stayed bridge |
| CN114134814A (en) * | 2021-11-16 | 2022-03-04 | 中铁广州工程局集团有限公司 | Construction method for accurately positioning anchor backing plate and embedded steel pipe |
| CN114134814B (en) * | 2021-11-16 | 2023-12-22 | 中铁广州工程局集团有限公司 | Accurate positioning construction method for anchor backing plate and embedded steel pipe |
| CN117906466A (en) * | 2024-03-15 | 2024-04-19 | 中交第一航务工程局有限公司 | Center position retest method for anchor backing plate of embedded cable conduit at beam end of concrete cable-stayed bridge |
| CN117906466B (en) * | 2024-03-15 | 2024-05-24 | 中交第一航务工程局有限公司 | Center position retest method for anchor backing plate of embedded cable conduit at beam end of concrete cable-stayed bridge |
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| Publication number | Publication date |
|---|---|
| CN104264588B (en) | 2016-06-29 |
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