CN105951600A - Splicing and positioning method and device for prefabricated stand column and bearing platform - Google Patents
Splicing and positioning method and device for prefabricated stand column and bearing platform Download PDFInfo
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- CN105951600A CN105951600A CN201610399648.XA CN201610399648A CN105951600A CN 105951600 A CN105951600 A CN 105951600A CN 201610399648 A CN201610399648 A CN 201610399648A CN 105951600 A CN105951600 A CN 105951600A
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- stand column
- prefabricated stand
- cushion cap
- framework
- fixed
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- 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
- E01D19/00—Structural or constructional details of bridges
- E01D19/02—Piers; Abutments ; Protecting same against drifting ice
Abstract
The invention relates to a splicing and positioning method and device for a prefabricated stand column and a bearing platform and belongs to the technical field of bridge structure construction. According to the main technical scheme, the splicing and positioning method for the prefabricated stand column and the bearing platform is used for precisely positioning the prefabricated stand column on the bearing platform in the splicing process of the prefabricated stand column and the bearing platform. The splicing and positioning method comprises the following steps that the bottom elevation of the prefabricated stand column on the bearing platform is corrected; the horizontal position of the prefabricated stand column on the bearing platform is corrected through a positioning frame; and the perpendicularity of the prefabricated stand column is corrected through a perpendicularity adjusting device. The splicing and positioning device for the prefabricated stand column and the bearing platform comprises a bottom elevation adjusting device used for correcting the bottom elevation of the prefabricated stand column, the positioning frame used for correcting the horizontal position of the prefabricated stand column, and the perpendicularity adjusting device used for correcting the perpendicularity of the prefabricated stand column. The splicing and positioning method and device are mainly used for precise positioning of the prefabricated stand column during on-site splicing, and the splicing precision between the prefabricated stand column and the bearing platform is improved.
Description
Technical field
The present invention relates to a kind of bridge structure technical field of construction, particularly relate to a kind of prefabricated stand column and the assembled localization method of cushion cap and device.
Background technology
In constructing along with Urban Bridge, precast assembly construction technology is universal, and reinforced bar sleeve grouting interconnection technique is gradually applied in the vertical connection of the precast concrete such as prefabricated stand column, prefabricated bent cap.But, use the prefabricated stand column (that is, pier stud) of reinforced bar sleeve grouting interconnection technique, due to complexity and the high-precision requirement of its assembling construction process, can not get actual application widely always.
In the precast assembly process of conventional house building, can accurately control the splicing between prefabricated components and location by the method for axis location.Prefabricated stand column in overhead girder, its height is from more than ten rice to more than tens rice, and actual weight is up to hundred tons, and the method positioned by conventional axial cannot accurately control splicing and the location of prefabricated stand column.
For the prefabricated stand column component that volume and weight are bigger, when it is with bottom cushion cap assembly, can produce the unmanageable problem of splicing accuracy, the degree control during its assembly also can affect the assembled quality of superstructure simultaneously.Therefore, being accurately positioned between prefabricated stand column and cushion cap, is a technical barrier urgently to be resolved hurrily.
Summary of the invention
In view of this, the present invention provides a kind of prefabricated stand column and the assembled localization method of cushion cap and device, and main purpose is to be accurately positioned the on-site consolidation of prefabricated stand column, solves to splice between prefabricated stand column and cushion cap the unmanageable problem of precision.
For reaching above-mentioned purpose, present invention generally provides following technical scheme:
On the one hand, embodiments of the invention provide the assembled localization method of a kind of prefabricated stand column and cushion cap, and for, in the prefabricated stand column assembly with cushion cap, being accurately located on cushion cap by prefabricated stand column, wherein, described method comprises the steps:
Described prefabricated stand column bottom surface absolute altitude on described cushion cap is corrected；
Use positioning framework that described prefabricated stand column horizontal level on described cushion cap is corrected；
Use perpendicularity regulating device that the perpendicularity of described prefabricated stand column is corrected.
Preferably, use pad that described prefabricated stand column bottom surface absolute altitude on described cushion cap is corrected；
Preferably, arranging pad on described cushion cap, quantity and thickness by described pad adjust described prefabricated stand column bottom surface absolute altitude on described cushion cap.
Preferably, described pad is positioned at described prefabricated stand column projection centre position on described cushion cap.
Preferably, described positioning framework includes:
Framework, described framework is adaptive, to be positioned in described framework by described prefabricated stand column with the lower end of described prefabricated stand column；
Bearing, described bearing is connected with described framework, and described bearing is used for being fixed on cushion cap, to realize positioning described prefabricated stand column horizontal level on described cushion cap.
Preferably, described framework is spliced by the first framework and the second framework；
Preferably, described first framework is consistent with the structure of the second framework, and described first framework and the second framework pass through Flange joint；
Preferably, described bearing includes the first bearing and the second bearing；Wherein, described first bearing is connected with described first framework；Described second bearing is connected with described second framework.
Preferably, the corner of described framework is provided with deflector apron, at the fixed position guided to described framework the lower end of described prefabricated stand column.
Described perpendicularity regulating device includes:
Base, described base is used for being fixed on described cushion cap；Or described base is fixed on described positioning framework；Preferably, described base is fixed on the bearing of described positioning framework；
Footstock, described footstock is used for being fixed on described prefabricated stand column；
Adjusting rod, the lower end of described adjusting rod fixes with described base, and upper end is fixed with described footstock；Wherein, realize the perpendicularity of described prefabricated stand column is corrected by the length of adjusting rod；
Preferably, described adjusting rod is hydraulic stem.
On the other hand, embodiments of the invention provide the assembled positioner of a kind of prefabricated stand column and cushion cap, and described device includes:
Bottom surface elevation adjusting device, is used for being placed in cushion cap, to be corrected described prefabricated stand column bottom surface absolute altitude on cushion cap；
Positioning framework, is used for being fixed on described cushion cap, to position described prefabricated stand column horizontal level on described cushion cap；
Perpendicularity regulating device, the upper end of described perpendicularity regulating device is used for connecting prefabricated stand column, and lower end is used for being fixed on cushion cap or positioning framework, to correct the perpendicularity of prefabricated stand column.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Preferably, described bottom surface elevation adjusting device includes the one or more pads for being arranged on cushion cap.
Preferably, described positioning framework includes:
Framework, described framework is adaptive, to be positioned in described framework by described prefabricated stand column with the lower end of described prefabricated stand column；Preferably, the corner of described framework is provided with deflector apron, at the fixed position guided to described framework the lower end of described prefabricated stand column；
Bearing, described bearing is connected with described framework, and described bearing is used for being fixed on cushion cap, to realize positioning described prefabricated stand column horizontal level on described cushion cap.
Preferably, described perpendicularity regulating device includes:
Base, described base is used for being fixed on described cushion cap；Or described base is fixed on described positioning framework；
Footstock, described footstock is used for being fixed on described prefabricated stand column；
Adjusting rod, the lower end of described adjusting rod fixes with described base, and upper end is fixed with described footstock；Wherein, realize the perpendicularity of described prefabricated stand column is corrected by the length of adjusting rod.
By technique scheme, the assembled localization method of the prefabricated stand column of the present invention and cushion cap and device at least have a following beneficial effect:
The prefabricated stand column of embodiment of the present invention offer and the assembled localization method of cushion cap, by in the prefabricated stand column assembly with cushion cap, prefabricated stand column bottom surface absolute altitude on cushion cap is corrected, uses positioning framework that prefabricated stand column horizontal level on cushion cap is corrected and uses the perpendicularity of perpendicularity regulating device prefabricated stand column to be corrected, such that it is able to accurately control prefabricated stand column absolute altitude on the cushion cap of bottom surface, horizontal level and perpendicularity, the installation quality of prefabricated stand column is effectively ensured.
The prefabricated stand column of embodiment of the present invention offer and the assembled positioner of cushion cap, by arranging the bottom surface elevation adjusting device that prefabricated stand column bottom surface absolute altitude is corrected, the horizontal frame that prefabricated stand column horizontal level is corrected and the perpendicularity regulating device to the correction of prefabricated stand column perpendicularity, to realize the on-site consolidation of prefabricated stand column is carried out accurate three-dimensional localization, the installation quality of prefabricated stand column is effectively ensured.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the technological means of the present invention, and can be practiced according to the content of description, below with presently preferred embodiments of the present invention and coordinate accompanying drawing describe in detail as after.
Accompanying drawing explanation
Fig. 1 is a kind of prefabricated stand column schematic flow sheet with the assembled localization method of cushion cap of embodiments of the invention offer；
Fig. 2 is that the assembled positioner of a kind of prefabricated stand column and cushion cap that embodiments of the invention provide is at the facade structures schematic diagram being positioned on cushion cap by prefabricated stand column；
Fig. 3 is that the assembled positioner of a kind of prefabricated stand column and cushion cap that embodiments of the invention provide is at the post baseplane framework top view being positioned on cushion cap by prefabricated stand column；
Fig. 4 is the facade structures schematic diagram of a kind of perpendicularity regulating device that embodiments of the invention provide.
Detailed description of the invention
By further illustrating the technological means and effect that the present invention taked by reaching predetermined goal of the invention, below in conjunction with accompanying drawing and preferred embodiment, to according to the detailed description of the invention of the present patent application, structure, feature and effect thereof, describe in detail as after.In the following description, what different " embodiments " or " embodiment " referred to is not necessarily same embodiment.Additionally, special characteristic, structure or feature in one or more embodiment can be combined by any suitable form.
Embodiment 1
Volume weight based on precast bridge column component is the hugest, the more difficult control in assembled location during on-site consolidation.The present embodiment provides the assembled localization method of a kind of prefabricated stand column and cushion cap, for, in the prefabricated stand column assembly with cushion cap, being accurately located on cushion cap by prefabricated stand column.As it is shown in figure 1, the method mainly comprises the steps:
S1: prefabricated stand column bottom surface absolute altitude on cushion cap is corrected.
This step mainly carries out the absolute altitude correction of vertical direction on the direction be parallel to prefabricated stand column to prefabricated stand column.
S2: use positioning framework that prefabricated stand column horizontal level on cushion cap is corrected.
The position that this step mainly uses positioning framework, on the direction be perpendicular to prefabricated stand column, prefabricated stand column is carried out horizontal direction is corrected.
S3: use perpendicularity regulating device that the perpendicularity of prefabricated stand column is corrected.
The prefabricated stand column of the present embodiment offer and the assembled localization method of cushion cap, by in the prefabricated stand column assembly with cushion cap, prefabricated stand column bottom surface absolute altitude on cushion cap is corrected, uses positioning framework prefabricated stand column horizontal level on cushion cap is corrected and uses the perpendicularity of perpendicularity regulating device prefabricated stand column to be corrected, such that it is able to accurately control prefabricated stand column absolute altitude on the cushion cap of bottom surface, horizontal level and perpendicularity, the installation quality of prefabricated stand column is effectively ensured.
Embodiment 2
Preferably, the present embodiment provides the assembled localization method of a kind of prefabricated stand column and cushion cap, compared with a upper embodiment, S1 in the present embodiment: the step being corrected prefabricated stand column bottom surface absolute altitude on cushion cap, specifically includes: use pad to be corrected prefabricated stand column bottom surface absolute altitude on cushion cap.
Specifically, as shown in Figures 2 and 3, the present embodiment is by arranging pad 3 on cushion cap, and adjusts the prefabricated stand column 1 bottom surface absolute altitude on cushion cap by the quantity and thickness controlling pad 3.Wherein, pad 3 is preferably used elevation pad.Preferably, pad 3 is positioned at the prefabricated stand column 1 projection centre position on cushion cap.
The prefabricated stand column of the present embodiment offer and the assembled localization method of cushion cap, on the basis of embodiment 1, by arranging pad on cushion cap, the bottom surface absolute altitude of prefabricated stand column is corrected, the method is the most easy to implement, and can effectively correct prefabricated stand column bottom surface absolute altitude on cushion cap, thus the most effectively ensure that the installation quality of prefabricated stand column.
Embodiment 3
Preferably, the present embodiment provides the assembled localization method of a kind of prefabricated stand column and cushion cap, compared with above-described embodiment, as shown in Figures 2 and 3, in the present embodiment, positioning framework for being corrected prefabricated stand column horizontal level on cushion cap includes framework and bearing 22.Wherein, bearing 22 is connected with framework, and bearing 22 is fixed on cushion cap, so that positioning framework 2 is fixed on cushion cap.Framework is adaptive, to be positioned in framework by prefabricated stand column 1 with the lower end of prefabricated stand column 1.Realize correction prefabricated stand column 1 adjustment of horizontal level on cushion cap by framework in positioning framework and bearing 22, limit prefabricated stand column 1 rotational freedom in the horizontal direction by positioning framework 2 simultaneously.
Preferably, as it is shown on figure 3, the bearing 22 in the present embodiment is fixed with the embedded bar 51 in cushion cap.
The assembled localization method of prefabricated stand column and cushion cap that the present embodiment provides is by above-mentioned setting, it is possible to accurately positions prefabricated stand column horizontal level on cushion cap, thus the most effectively ensure that the installation quality of prefabricated stand column.
Embodiment 4
It is preferred that the present embodiment provides the assembled localization method of a kind of prefabricated stand column and cushion cap, compared with Example 3, as it is shown on figure 3, the framework in the present embodiment is spliced by the first framework and the second framework.Preferably, the first framework consistent with the structure of the second framework (that is, framework is spliced by two and half frameworks 21).Preferably, the first framework and the second framework pass through Flange joint.
Correspondingly, bearing 22 is two, respectively includes the first bearing and the second bearing；Wherein, the first bearing and the first framework connect；Second bearing and the second framework connect.
Positioning framework, by positioning framework is arranged to said structure, is conveniently fixed on cushion cap by the prefabricated stand column of the present embodiment offer and the assembled localization method of cushion cap.
Embodiment 5
Preferably, the present embodiment provides the assembled localization method of a kind of prefabricated stand column and cushion cap, compared with embodiment 3 and embodiment 4, as shown in Figure 3, in the positioning framework of the present embodiment, the corner of framework is provided with deflector apron 23, at the fixed position guided to framework the lower end of prefabricated stand column.
The prefabricated stand column that the present embodiment provides arranges deflector apron with the assembled localization method of cushion cap by the corner in framework, at the convenient fixed position that the lower end of prefabricated stand column is positioned in positioning framework, improve prefabricated stand column and the assembled location efficiency of cushion cap and the most effectively ensure that the installation quality of prefabricated stand column.
Embodiment 6
Preferably, the present embodiment provides the assembled localization method of a kind of prefabricated stand column and cushion cap, compared with above-described embodiment, as shown in Figure 2, Figure 3 and Figure 4, the perpendicularity regulating device 4 being used in the present embodiment being corrected the perpendicularity of prefabricated stand column includes: base 41, footstock 42 and adjusting rod 43.Wherein, base 41 is fixed on cushion cap or is fixed on the bearing 22 on positioning framework 2.Footstock 42 is fixed on prefabricated stand column 1.Preferably, footstock 42 is connected with the reserved screw rod 11 on prefabricated stand column 1.The lower end of adjusting rod 43 is fixed with base 41, and upper end is fixed with footstock 42；Wherein, realize the perpendicularity of prefabricated stand column 1 is corrected by the length of adjusting rod 43.Preferably, adjusting rod 43 is preferably hydraulic stem.
The perpendicularity of prefabricated stand column can be accurately adjusted by the above-mentioned perpendicularity regulating device of employing by the prefabricated stand column that the present embodiment provides with the assembled localization method of cushion cap, the most effectively ensure that the installation quality of prefabricated stand column.
The prefabricated stand column of above-described embodiment offer and the assembled localization method of cushion cap, the specific works process positioned prefabricated stand column in prefabricated stand column with the assembly of cushion cap is: as shown in Figures 1 to 4, first, being provided with some pads 3 on the cushion cap of bottom, thickness and pad quantity by adjustment criteria pad 3 adjust the prefabricated stand column 1 bottom surface absolute altitude on cushion cap.Secondly, two and half frameworks 21 being connected with the reserved steel bar 51 on cushion cap by bearing 22, on reserved steel bar 51, positioning framework 2 is fixed on cushion cap by mounting collar simultaneously；Again prefabricated stand column 1 is hung to positioning framework 2, by the deflector apron 23 in loop wheel machine displacement and positioning framework 2, prefabricated stand column is guided to fixed position.Finally, the base 41 of perpendicularity regulating device 4 is fixed on the bearing 22 of positioning framework 2, the footstock 42 of perpendicularity regulating device 4 is connected with the reserved screw rod 11 on prefabricated stand column 1, corrected the perpendicularity of prefabricated stand column 1 by the length of regulation hydraulic stem 43.
Embodiment 7
On the other hand, the present embodiment provides the splicing positioner of a kind of prefabricated stand column and cushion cap, in the prefabricated stand column assembly with cushion cap, prefabricated stand column is positioned on cushion cap, specifically, as in figure 2 it is shown, this device includes bottom surface elevation adjusting device, positioning framework 2 and perpendicularity regulating device 4.Wherein, bottom surface elevation adjusting device includes the pad 3 being arranged on cushion cap；Wherein, the quantity of pad 3 and the thickness correction prefabricated stand column 1 bottom surface absolute altitude on cushion cap.Positioning framework 2 is fixed on cushion cap, for positioning the prefabricated stand column 1 horizontal level on cushion cap.The upper end of perpendicularity regulating device 4 connects prefabricated stand column 1, and lower end is fixed on cushion cap or positioning framework 2, to regulate the perpendicularity of prefabricated stand column 1.
Preferably, for the concrete structure of the positioning framework 2 that the prefabricated stand column 1 horizontal level on cushion cap positions sees embodiment 3, embodiment 4 and the positioning framework described in embodiment 5 in the present embodiment, do not repeat at this to repeat.
Preferably, the concrete structure being used for regulating the perpendicularity regulating device 4 of the perpendicularity of prefabricated stand column 1 in the present embodiment sees the perpendicularity regulating device described in embodiment 6, does not repeats at this to repeat.
To sum up, the prefabricated stand column of embodiment of the present invention offer and the splicing localization method of cushion cap and device, by in the prefabricated stand column assembly with cushion cap, prefabricated stand column bottom surface absolute altitude on cushion cap is corrected, uses positioning framework that prefabricated stand column perpendicularity of horizontal level and employing perpendicularity regulating device prefabricated stand column on cushion cap is corrected, prefabricated stand column absolute altitude on the cushion cap of bottom surface, horizontal level and perpendicularity can be accurately controlled, the installation quality of prefabricated stand column is effectively ensured.
In sum, skilled addressee readily understands that, on the premise of not conflicting, above-mentioned each advantageous manner can freely combine, superposition.
The above, it it is only presently preferred embodiments of the present invention, not the present invention is made any pro forma restriction, any simple modification, equivalent variations and modification above example made according to the technical spirit of the present invention, all still fall within the range of technical solution of the present invention.
Claims (10)
1. prefabricated stand column and an assembled localization method for cushion cap, be used for the spelling at prefabricated stand column Yu cushion cap
In dress, prefabricated stand column is accurately located on cushion cap, it is characterised in that described method includes walking as follows
Rapid:
Described prefabricated stand column bottom surface absolute altitude on described cushion cap is corrected；
Use positioning framework that described prefabricated stand column horizontal level on described cushion cap is corrected；
Use perpendicularity regulating device that the perpendicularity of described prefabricated stand column is corrected.
Prefabricated stand column the most according to claim 1 and the assembled localization method of cushion cap, its feature exists
In, the step that described prefabricated stand column bottom surface absolute altitude on described cushion cap is corrected, including；
Arranging pad on described cushion cap, quantity and thickness by described pad adjust described prefabricated vertical
Post bottom surface absolute altitude on described cushion cap；
Preferably, described pad is positioned at described prefabricated stand column projection centre position on described cushion cap.
Prefabricated stand column the most according to claim 1 and the assembled localization method of cushion cap, its feature exists
In, described positioning framework includes:
Framework, described framework is adaptive, to be positioned by described prefabricated stand column with the lower end of described prefabricated stand column
In described framework；
Bearing, described bearing is connected with described framework, and described bearing is used for being fixed on cushion cap, with
Realize described prefabricated stand column horizontal level on described cushion cap is positioned.
Prefabricated stand column the most according to claim 3 and the assembled localization method of cushion cap, its feature exists
In, described framework is spliced by the first framework and the second framework；
Preferably, described first framework is consistent with the structure of the second framework, and described first framework and
Two frameworks pass through Flange joint；
Preferably, described bearing includes the first bearing and the second bearing；Wherein, described first bearing with
Described first framework connects；Described second bearing is connected with described second framework.
Prefabricated stand column the most according to claim 3 and the assembled localization method of cushion cap, its feature exists
In, the corner of described framework is provided with deflector apron, for being guided the lower end of described prefabricated stand column
At fixed position to described framework.
6. according to the assembled localization method of the prefabricated stand column described in any one of claim 1-5 Yu cushion cap,
It is characterized in that, described perpendicularity regulating device includes:
Base, described base is used for being fixed on described cushion cap；Or described base is fixed on described location
On framework；Preferably, described base is fixed on the bearing of described positioning framework；
Footstock, described footstock is used for being fixed on described prefabricated stand column；
Adjusting rod, the lower end of described adjusting rod fixes with described base, and upper end is fixed with described footstock；
Wherein, realize the perpendicularity of described prefabricated stand column is corrected by the length of adjusting rod；
Preferably, described adjusting rod is hydraulic stem.
7. prefabricated stand column and an assembled positioner for cushion cap, be used for the spelling at prefabricated stand column Yu cushion cap
In dress, prefabricated stand column is positioned on cushion cap, it is characterised in that described device includes:
Bottom surface elevation adjusting device, is used for being placed in cushion cap, with to described prefabricated stand column on cushion cap
Bottom surface absolute altitude be corrected；
Positioning framework, is used for being fixed on described cushion cap, with to described prefabricated stand column on described cushion cap
Horizontal level position；
Perpendicularity regulating device, the upper end of described perpendicularity regulating device is used for connecting prefabricated stand column, under
End is used for being fixed on cushion cap or positioning framework, to correct the perpendicularity of prefabricated stand column.
Prefabricated stand column the most according to claim 7 and the assembled positioner of cushion cap, its feature exists
In, described bottom surface elevation adjusting device includes the one or more pads for being arranged on cushion cap.
Prefabricated stand column the most according to claim 7 and the assembled positioner of cushion cap, its feature exists
In, described positioning framework includes:
Framework, described framework is adaptive, to be positioned by described prefabricated stand column with the lower end of described prefabricated stand column
In described framework；Preferably, the corner of described framework is provided with deflector apron, for by described
The lower end of prefabricated stand column guides at the fixed position to described framework；
Bearing, described bearing is connected with described framework, and described bearing is used for being fixed on cushion cap, with
Realize described prefabricated stand column horizontal level on described cushion cap is positioned.
Prefabricated stand column the most according to claim 7 and the assembled positioner of cushion cap, its feature
Being, described perpendicularity regulating device includes:
Base, described base is used for being fixed on described cushion cap；Or described base is fixed on described location
On framework；
Footstock, described footstock is used for being fixed on described prefabricated stand column；
Adjusting rod, the lower end of described adjusting rod fixes with described base, and upper end is fixed with described footstock；
Wherein, realize the perpendicularity of described prefabricated stand column is corrected by the length of adjusting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610399648.XA CN105951600A (en) | 2016-06-07 | 2016-06-07 | Splicing and positioning method and device for prefabricated stand column and bearing platform |
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| CN201610399648.XA CN105951600A (en) | 2016-06-07 | 2016-06-07 | Splicing and positioning method and device for prefabricated stand column and bearing platform |
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| CN112227213A (en) * | 2020-10-16 | 2021-01-15 | 中国矿业大学 | Prefabricated assembling guiding and positioning method for assembled bent cap and upright post and guide frame |
| CN112414384A (en) * | 2019-08-03 | 2021-02-26 | 无锡交通建设工程集团有限公司 | Measuring and positioning device and measuring and positioning method for mounting bridge prefabricated stand column |
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| CN109208485A (en) * | 2018-10-17 | 2019-01-15 | 中铁大桥局集团有限公司 | The method for rapidly positioning of positioning device and packaged type bridges Precast Pier Columns |
| CN109930493A (en) * | 2019-04-24 | 2019-06-25 | 中铁二十四局集团有限公司 | A kind of bent cap assembly auxiliary device and its construction method |
| CN109930493B (en) * | 2019-04-24 | 2024-01-23 | 中铁二十四局集团有限公司 | Auxiliary assembly device for bent cap and construction method thereof |
| CN112414384A (en) * | 2019-08-03 | 2021-02-26 | 无锡交通建设工程集团有限公司 | Measuring and positioning device and measuring and positioning method for mounting bridge prefabricated stand column |
| CN112414384B (en) * | 2019-08-03 | 2022-04-22 | 无锡交通建设工程集团有限公司 | Measuring and positioning device and measuring and positioning method for mounting bridge prefabricated stand column |
| CN110512527A (en) * | 2019-08-28 | 2019-11-29 | 上海绿地建设(集团)有限公司 | The device and adjusting method precisely adjusted for prefabricated stand column verticality |
| CN112227213A (en) * | 2020-10-16 | 2021-01-15 | 中国矿业大学 | Prefabricated assembling guiding and positioning method for assembled bent cap and upright post and guide frame |
| CN112227213B (en) * | 2020-10-16 | 2021-07-23 | 中国矿业大学 | Prefabricated assembling guiding and positioning method for assembled bent cap and upright post and guide frame |
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