CN220888342U - Thrust structure positioner - Google Patents
Thrust structure positioner Download PDFInfo
- Publication number
- CN220888342U CN220888342U CN202322620376.XU CN202322620376U CN220888342U CN 220888342 U CN220888342 U CN 220888342U CN 202322620376 U CN202322620376 U CN 202322620376U CN 220888342 U CN220888342 U CN 220888342U
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- position concrete
- thrust
- thrust structure
- embedded
- concrete section
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- 238000005266 casting Methods 0.000 claims abstract description 8
- 238000005253 cladding Methods 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 19
- 238000000034 method Methods 0.000 abstract description 7
- 238000009434 installation Methods 0.000 description 12
- 230000006978 adaptation Effects 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Abstract
The utility model belongs to the technical field of bridge construction, and relates to a positioning device of a thrust structure, which comprises an outer side template, an embedded positioning device, a casting position concrete section, a pushing position concrete section and a thrust structure, wherein a plurality of embedded positioning devices are arranged on the outer side template, the casting position concrete section and the pushing position concrete section are arranged on a bearing beam, the outer side template is coated on the casting position concrete section, the embedded positioning devices are connected with the casting position concrete section through the outer side template, and the thrust structure is positioned on the pushing position concrete section far away from one side of the casting position concrete section. By using the pre-buried positioning device, the pre-buried precision is effectively improved, the connection precision of the thrust structure and the poured pushing-position concrete segment is ensured, the complicated degree of adjustment, calibration work and the like in the construction process is reduced, and the construction efficiency is effectively improved.
Description
Technical Field
The utility model relates to the technical field of bridge construction, in particular to a positioning device of a thrust structure.
Background
The existing bridge construction mostly adopts a pushing construction method, the pushing construction method can erect a heavier beam body by using smaller power equipment, a large number of brackets and hoisting equipment are saved, and particularly the construction method can ensure the normal passing of a spanned route and the crossing of a deep ditch and a river which are difficult to surmount, and the pushing construction method is widely applied to bridge type construction such as continuous beams, arch bridges, cable-stayed bridges, self-anchored suspension bridges and the like at present.
In bridge construction, ensure that the concrete segment who has pour can be fixed a position, in order to realize this target, install embedded sleeve and thrust structure mutually fixed in the concrete segment who has pour generally, accomplish the location of concrete segment, traditional thrust structure of single thrust key is although need not the embedded sleeve of accurate location, but has the problem that bears vertical prestressing force load too big influence thrust position, takes place uncertain factor accident easily.
However, the thrust structure of a plurality of thrust keys relates to accurate positioning and installation of the concrete segment embedded sleeve, and the process is complex and is easily limited by the technical level of constructors, errors are easily caused, more adjustment and calibration work are needed, and the construction complexity and time cost are increased.
Disclosure of utility model
The utility model provides a thrust structure positioning device, which aims to solve the technical problem that the existing concrete segment embedded sleeve is complicated to position.
The technical scheme of the utility model is realized by the following scheme: the utility model provides a thrust structure positioner, includes outside template, pre-buried positioner, pours position concrete segment, advances position concrete segment and thrust structure, install a plurality of pre-buried positioner on the outside template, pour position concrete segment and advance position concrete segment and install on the load beam, outside template cladding is in pouring position concrete segment, a plurality of pre-buried positioner links to each other with pouring position concrete segment through outside template, thrust structure is located the propulsion position concrete segment of keeping away from pouring position concrete segment one side.
Through above technical scheme, through using pre-buried positioner, ensure the thrust structure and the accuracy of pouring the propulsion position concrete segment connection that finishes, improve pre-buried precision, make the thrust structure can be relaxed and effectively fix on pushing away the carry concrete segment, reduced adjustment and the calibration work in the work progress, effectively improved whole efficiency of construction and reduce working strength.
Preferably, the embedded positioning device comprises a first positioning component and a second positioning component, wherein the first positioning component is arranged on the outer diameter of the second positioning component and is connected in a nested manner, the first positioning component is detachably arranged on the outer side template, and the second positioning component is detachably connected with the casting position concrete segment.
Preferably, the pouring position concrete section and the pushing position concrete section are of the same structure, and an embedded sleeve is arranged in the pouring position concrete section.
Preferably, the embedded sleeve is fixedly installed in the concrete section of the pouring position through the embedded positioning device, and the thrust structure is detachably installed on the embedded sleeve of the pushing-in concrete section.
Through above technical scheme, through pre-buried positioner, to the accurate positioning of pre-buried sleeve in the concrete section, guarantee that pre-buried positioner installs on the position of reservation accurately to the accurate positioning when realizing the follow-up installation thrust structure can effectively reduce constructor's working strength, and can adjust and change according to specific design and requirement, thereby adaptation thrust structure keeps high degree flexibility.
Preferably, the thrust structure comprises a support base and a thrust key, wherein the support base is provided with the thrust key, and the support base is embedded and installed on the push-in concrete section through the thrust key.
Preferably, the number of the thrust keys is identical to the number of the embedded positioning devices.
Through the technical scheme, the plurality of thrust keys can effectively share load, maintain the reliability of the support base and the sections, and reduce the risk of accidents.
In summary, the utility model has the following beneficial effects:
1. According to the utility model, by using the pre-buried positioning device, the connection accuracy of the thrust structure and the cast pushing-in position concrete segment is ensured, the pre-buried accuracy is improved, the thrust structure can be easily and effectively fixed on the pushing-in position concrete segment, the adjustment and calibration work in the construction process is reduced, the overall construction efficiency is effectively improved, and the working intensity is reduced.
2. Through pre-buried positioner, to the accurate positioning of pre-buried sleeve in the concrete section, guarantee that pre-buried positioner installs on the position of reservation accurately to accurate positioning when realizing the follow-up installation thrust structure can effectively reduce constructor's working strength, and can adjust and change according to specific design and requirement, thereby adaptation thrust structure keeps high degree flexibility.
3. The plurality of thrust keys can effectively share load, maintain the reliability of the support base and the sections, and reduce the risk of accidents.
Drawings
FIG. 1 is a schematic view of a pre-buried sleeve positioned by a pre-buried positioning device of the present utility model;
FIG. 2 is a schematic illustration of the thrust structure installation of the present utility model;
FIG. 3 is a schematic workflow structure of the present utility model;
FIG. 4 is a schematic perspective view of a thrust structure of the present utility model;
FIG. 5 is a schematic perspective view of a pre-buried positioning device according to the present utility model;
FIG. 6 is a schematic view of the view angle A-A structure of FIG. 1;
fig. 7 is a schematic view of the installation of the embedded locating device of fig. 1.
It should be noted that the black hatched triangle in the drawing shows the weld, indicating the location of the weld, and has no other effect.
Reference numerals illustrate: 1. an outer template; 2. embedding a positioning device; 21. a first positioning assembly; 22. a second positioning assembly; 3. pouring a concrete segment at the position; 4. pushing the concrete segments; 5. a thrust structure; 51. a support base; 52. a thrust key; 6. embedding a sleeve; 7. and positioning holes.
Detailed Description
In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the present disclosure, as described in further detail below with reference to the accompanying drawings.
1-5, Including outside template 1, pre-buried positioner 2, pour a position concrete segment 3, advance a position concrete segment 4 and thrust structure 5, install a plurality of pre-buried positioner 2 on outside template 1, it installs on the load beam to pour a position concrete segment 3 and advance a position concrete segment 4, outside template 1 cladding is in pouring a position concrete segment 3, outside template 1 cladding is in the side except the upper surface, a plurality of pre-buried positioner 2 link to each other with pouring a position concrete segment 3 through outside template 1, thrust structure 5 is located and is kept away from advancing a position concrete segment 4 of pouring a position concrete segment 3 one side, thrust structure 5 and pre-buried positioner 2 are all installed in oblique side and are symmetrical setting, have good stability, through installing pre-buried positioner 2 on outside template 1, the accuracy of pouring a position concrete segment 3 and thrust structure 5 connection is ensured, pre-buried precision of thrust structure 5 has been improved in the use of pre-buried positioner 2, and the positioning effect is good, and alignment that can realize is good, thereby the alignment that can realize is accurate and connection, the adjustment of pre-buried sleeve is adjusted in the work position calibration process has been avoided in the whole construction process has been compared to the calibration of the pre-buried sleeve 2, the time has been adjusted by the calibration of the construction process has been reduced, the construction time is saved and the whole construction process has been compared with the pre-buried positioning structure is adjusted by the calibration device is adjusted.
The embedded positioning device 2 comprises a first positioning component 21 and a second positioning component 22, the first positioning component 21 is arranged on the outer diameter of the second positioning component 22 and is connected in a nested way, the first positioning component 21 is detachably arranged on the outer side template 1, the second positioning component 22 is detachably connected with the pouring position concrete segment 3, the first positioning component 21 and the second positioning component 22 are both welded with an adaptive mounting plate, the mounting plate is provided with mounting holes, the fixation of the two components and the outer side template 1 is completed through an anchor rod or other connecting devices, the inner diameter of the first positioning component 21 is larger than the outer diameter of the second positioning component 22, the first positioning component 21 and the second positioning component 22 are coaxially arranged, the second positioning component 22 can be pulled out from the first positioning component 21 along the axial direction, the central position of the second positioning component 22 is provided with a through hole which is convenient for embedding the thrust structure 5, after the second positioning component 22 and the first positioning component 21 are assembled, the position of the second positioning component 22 exceeding the first positioning component 21 is matched with the embedded sleeve 6 to complete fixation and disassembly, the working intensity of constructors is reduced by the aid of the embedded positioning device 2, the embedded positioning device 2 can be adjusted and changed according to specific designs and requirements, the thrust structures 5 with different structural forms can be adapted in a mode of adding, reducing or rearranging the embedded positioning device 2, so that high flexibility is maintained, the load born by the thrust structures 5 is effectively shared, the mounting holes are formed in the outer side template 1 to facilitate the mounting of the embedded positioning device 2, the first positioning component 21 is mounted in the outer side template 1 to increase the stability of the second positioning component 22 and share the load for the embedded positioning device, the design can effectively improve the stability and the load bearing capacity of the whole structure, guarantee thrust structure 5 safety in the use, the first locating component 21 shape, the size and the location mounting hole phase-match of pre-buried positioner 2, through the location mounting hole on the outside template 1 and the cooperation of pre-buried positioner 2, the accurate positioning of pre-buried sleeve 6 in the concrete section ensures that pre-buried positioner 2 installs on the position of reservation accurately to the accurate location when realizing follow-up installation thrust structure 5.
The pouring position concrete section 3 and the pushing position concrete section 4 are of the same structure, the embedded sleeve 6 is arranged in the pouring position concrete section 3, the pushing position concrete section 4 is a section which is pushed in when the strength of the pouring position concrete section 3 reaches the standard, the embedded sleeve 6 is fixedly arranged in the pouring position concrete section 3 through the embedded positioning device 2, the thrust structure 5 is detachably arranged on the embedded sleeve 6 of the pushing position concrete section 4, the embedded sleeve 6 is fixedly arranged in the pouring position concrete section 3 through the embedded positioning device 2, after the pouring position section is pushed to the pushing position, the installation can be completed only by embedding the thrust structure 5 into the embedded sleeve 6 of the pushing position concrete section 4, and the calibration time is effectively shortened, and the inner diameter of the embedded sleeve 6 is matched with the outer diameter of the second positioning component 22.
The thrust structure 5 comprises a support base 51 and thrust keys 52, wherein the support base 51 is provided with the thrust keys 52, the support base 51 is embedded and installed on the push-in concrete section 4 through the thrust keys 52, the number of the thrust keys 52 is consistent with that of the embedded positioning devices 2, the surface of the support base 51 is consistent with the inclination of the inclined side surface of the installed bridge, the support base 51 is connected with the thrust screw through a threaded hole on the side part and is connected with the bearing beam through the thrust screw, the number of the embedded positioning devices 2 on one inclined side surface of the casting concrete section 3 is preferably two, at the moment, the number of the thrust keys 52 is two, the distance between the two embedded positioning devices 2 corresponds to the distance between the two thrust keys 52 on the support base 51, after the embedded sleeve 6 is conveniently installed in the section, the embedded sleeve can be easily installed with the thrust structure 5, compared with a single thrust key 52 in the prior art, the two thrust keys 52 are easier to share the load stress, the thrust key 52 and the supporting base 51 are fully welded, the thrust key 52 is cylindrical, the outer diameter of the thrust key 52 is matched with a through hole formed in the second positioning assembly 22, the supporting base 51 and the embedded sleeve 6 are firmly connected through embedding installation of the thrust key 52, the thrust structure 5 can bear larger force and load, the connection reliability is maintained, the risk of loosening or disengaging caused by vibration, displacement or other loads is reduced, and the position of the thrust structure 5 is always one section behind the embedded positioning device 2.
Working principle: through locating hole 7 on outside template 1, with first locating component 21 embedding installation to outside template 1 in, further with second locating component 22 embedding installation to first locating component 21 in, accomplish the installation of outside template 1 and pre-buried positioner 2, install pre-buried sleeve 6 detachably to the one end that second locating component 22 stretches out first locating component 21, begin to pour after confirming pre-buried sleeve 6's position, after pouring, after the intensity of festival section is enough, make pre-buried positioner 2 and pre-buried sleeve 6 that has been pour in the festival section disconnect and put outside template 1 down, begin to impel, after impel suitable position, operating personnel operation thrust structure 5 light embedding installation is to pre-buried sleeve 6, accomplish the fixing to the festival section.
The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification and equivalent changes to the above-mentioned embodiments according to the technical substance of the present utility model are still within the protection scope of the technical solution of the present utility model.
Claims (6)
1. A thrust structure positioner, its characterized in that: including outside template (1), pre-buried positioner (2), pouring position concrete segment (3), advance position concrete segment (4) and thrust structure (5), install a plurality of pre-buried positioner (2) on outside template (1), pour position concrete segment (3) and advance position concrete segment (4) and install on the load beam, outside template (1) cladding is in pouring position concrete segment (3), a plurality of pre-buried positioner (2) link to each other with pouring position concrete segment (3) through outside template (1), thrust structure (5) are located keep away from advancing position concrete segment (4) of pouring position concrete segment (3) one side.
2. A thrust structure positioning device as set forth in claim 1, wherein: the embedded positioning device (2) comprises a first positioning assembly (21) and a second positioning assembly (22), wherein the first positioning assembly (21) is arranged on the outer diameter of the second positioning assembly (22) and connected in a nested mode, the first positioning assembly (21) is detachably mounted on the outer side template (1), and the second positioning assembly (22) is detachably connected with the casting position concrete segment (3).
3. A thrust structure positioning device as set forth in claim 1, wherein: the embedded sleeve (6) is arranged in the pouring position concrete section (3), and the pouring position concrete section (3) and the pushing position concrete section (4) are of the same structure.
4. A thrust structure positioning device as set forth in claim 3 wherein: the embedded sleeve (6) is fixedly arranged in the pouring position concrete section (3) through the embedded positioning device (2), and the thrust structure (5) is detachably arranged on the embedded sleeve (6) of the pushing position concrete section (4).
5. A thrust structure positioning device as set forth in claim 1, wherein: the thrust structure (5) comprises a support base (51) and thrust keys (52), wherein the thrust keys (52) are arranged on the support base (51), and the support base (51) is embedded and installed on the push-in concrete section (4) through the thrust keys (52).
6. A thrust structure positioning device as set forth in claim 3 wherein: the number of the thrust keys (52) is consistent with that of the embedded positioning devices (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322620376.XU CN220888342U (en) | 2023-09-26 | 2023-09-26 | Thrust structure positioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322620376.XU CN220888342U (en) | 2023-09-26 | 2023-09-26 | Thrust structure positioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220888342U true CN220888342U (en) | 2024-05-03 |
Family
ID=90871804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322620376.XU Active CN220888342U (en) | 2023-09-26 | 2023-09-26 | Thrust structure positioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220888342U (en) |
-
2023
- 2023-09-26 CN CN202322620376.XU patent/CN220888342U/en active Active
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| GR01 | Patent grant |