CN111945581B - Construction method of swivel spherical hinge and slideway - Google Patents
Construction method of swivel spherical hinge and slideway Download PDFInfo
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- CN111945581B CN111945581B CN202010651458.9A CN202010651458A CN111945581B CN 111945581 B CN111945581 B CN 111945581B CN 202010651458 A CN202010651458 A CN 202010651458A CN 111945581 B CN111945581 B CN 111945581B
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- slide
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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
- E01D21/08—Methods or apparatus specially adapted for erecting or assembling bridges by rotational movement of the bridge or bridge sections
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Abstract
The invention discloses a construction method of a swivel spherical hinge and a slideway, which comprises the following steps: step one, establishing a standard ruler: arranging upright posts, wherein the same thin rod is sleeved on the opposite upright posts, and the center of the thin rod is provided with a central hole and a plurality of pores; adjusting the position of the upright stanchion to enable the center of the central hole to be aligned with the center of the preset position for installing the spherical hinge and the slideway; secondly, taking projection points of the fine holes with equal distance from the central hole as base points, and arranging a base; step three, taking a vertical projection point of the central hole on the base as a circle center, and installing a spherical hinge support and a slide way; hoisting the pin shaft, and adjusting the pin shaft to be in a vertical state; step five, hoisting the spherical hinge, and adjusting the spherical hinge until the vertically downward projection point of the central hole on the spherical hinge is superposed with the center of the spherical hinge; sixthly, arranging a plurality of temporary supporting pieces along the slide way; and seventhly, pouring to form a platform on the upper end face of the spherical hinge by taking the downward vertical projection point of the central hole as the circle center. The invention has the beneficial effect of improving the installation precision of the spherical hinge and the slideway.
Description
Technical Field
The invention relates to the technical field of swivel construction. More particularly, the invention relates to a swivel ball joint and a construction method of a slideway.
Background
With the development of traffic construction, more and more bridges need to cross existing roads, such as passenger dedicated lines, intercity railways and the like, and if the construction is carried out in a traditional construction mode, the passenger dedicated lines, the intercity railways and the like need to be cut off for a long time, so that the operation of business lines is greatly influenced, and potential safety hazards are prominent. The bridge turning construction is a construction method that after a bridge structure is manufactured and formed at a non-designed axis position, the bridge structure is put in place through a turning body by utilizing a slide way and a reasonable turntable structure. The method can get rid of obstacles and convert the obstacles into operation in an obstacle-free construction site. The most important in bridge swivel construction is the installation accuracy of the spherical hinge and the slideway, which influences the balance of the cantilever in the rotation process. The ball pivot is used for supporting the weight of the rotating body in the rotating process, and is the supporting center and the rotating center of the whole balance rotating body, the slide way is a structure which provides supporting and guiding functions when the cantilever is slightly deviated in the rotating process of the cantilever, and the two structures are matched to ensure the balanced rotation of the cantilever. Therefore, how to accurately install the spherical hinge and the slide way is the construction key point of the swivel bridge.
Disclosure of Invention
An object of the present invention is to solve at least the above problems and to provide at least the advantages described later.
The invention also aims to provide a swivel ball hinge and a construction method of a slide, which are beneficial to knowing whether each installation step is installed by taking a preset position as a center at any time and providing a slide structure with two combined functions of rotation and support when a swivel body is installed and can slightly deviate in the future rotation process.
To achieve these objects and other advantages in accordance with the purpose of the invention, a swivel ball joint and a slide construction method are provided, which include the steps of:
step one, establishing a standard ruler: at least four upright posts are arranged on the periphery of the positions where the spherical hinges and the slideways are pre-installed, size lines and bayonets facing the centers of each upright post are arranged on the upright posts, the same thin rod is sleeved on the opposite upright posts, and the center of the thin rod is provided with a central hole which is through up and down and a plurality of fine holes which are arranged at equal intervals;
adjusting the position of the upright rod to enable the center of the central hole to be aligned with the centers of the preset positions of the installed spherical hinge and the slide way;
secondly, taking projection points downward from the fine holes with equal distance from the central hole as base points, and arranging a cylindrical or rectangular base;
thirdly, after the base meets the preset strength requirement, a spherical hinge support and a slide way are installed by taking the vertical projection point of the central hole on the base as the center of a circle, and concrete is poured to form an upper bearing platform, wherein the upper surface formed by the poured concrete is lower than the upper surfaces of the spherical hinge support and the slide way;
the slide includes: the steel ball rotating device comprises a slideway body, an inner groove and an outer groove which are concentric and arranged at the bottom of the slideway body, a plurality of steel balls which are accommodated in the inner groove and the outer groove at intervals, a plurality of sliding plates covered on the steel balls, a plurality of limiting rings which are oppositely arranged on two side walls of the slideway body, a plurality of circular grooves which are arranged at the bottom of the slideway body and correspond to the limiting rings up and down, and a plurality of rotation-assisted rods which are arranged on the limiting rings in a penetrating manner and the bottoms of which extend into the grooves, wherein a plurality of partition plates are arranged in the inner groove and the outer groove at intervals, one steel ball is accommodated between two adjacent partition plates, the upper end of each steel ball is higher than the inner groove and the outer groove, one sliding plate covers at least three iron balls which are not positioned on the same straight line, and the grooves are positioned at two sides of the outer parts of the inner groove and the outer groove;
hoisting a pin shaft, wherein one end of the pin shaft extends into the spherical hinge support, and the pin shaft is adjusted until the pin shaft is in a vertical state;
fifthly, hoisting a spherical hinge, wherein the bottom of the spherical hinge is sleeved on the pin shaft, and the spherical hinge is adjusted until the vertical downward projection point of the central hole on the spherical hinge is superposed with the center of the spherical hinge;
sixthly, arranging a plurality of temporary supporting pieces along a circular ring of the slideway, wherein the lower ends of the supporting pieces are abutted against the sliding plate, a steel plate is arranged on the upper end face of the supporting pieces, a pair of supporting rods are arranged on the inner side wall and the outer side wall of each temporary supporting piece, the lower ends of the pair of supporting rods are respectively positioned on two sides of the slideway, and the lower ends of the supporting rods are cylindrical and are larger than the upper ends of the supporting rods;
and seventhly, taking a downward vertical projection point of the central hole as a circle center, pouring a cylindrical platform of a reinforced concrete structure on the upper end surface of the spherical hinge, wherein the lower end surface of the platform is connected to the steel plate at the bottom, a plurality of support legs are arranged on the lower end surface of the platform, downward projections of the support legs are positioned in the slide way, the support legs and the slide plate are arranged at intervals, and at least one pair of anchoring parts positioned on the same horizontal plane is embedded in the platform.
Preferably, the number of the upright posts is four, and the four upright posts form a cuboid.
Preferably, the support leg is cylindrical, the sliding plate is circular, the ratio of the diameter of the support leg to the diameter of the sliding plate is 1.25-1.5: 1, and the minimum horizontal distance between the side wall of the support leg and the rotation-assisting rod is 3-8 mm.
Preferably, the depth of the groove is greater than 5 cm.
Preferably, the number of the temporary supporters is twice as large as that of the legs, and two temporary supporters are respectively disposed at both sides of one leg.
Preferably, the light source further comprises a convex lens arranged on the central hole of one thin rod, a planar lens arranged on the central hole above the thin rod, and a light source arranged right above the planar lens.
The invention at least comprises the following beneficial effects:
firstly, the central positions of the preset installation ball hinge and the slide way are marked by pre-establishing a standard ruler, and the central positions are always displayed in the construction process of the ball and the slide way in the later period, so that whether each installation step is installed by taking the preset position as the center or not can be known conveniently at any time.
And secondly, through the improvement on the slide way, when the rotating body is installed and is likely to have small deviation in the future rotating process, the slide way structure with two combined actions of rotation and support is provided, the support of the bottom and the support of the rotation along the slide way are provided mainly through the arrangement of the inner groove, the outer groove and the steel ball, and the impact strength of the sliding plate on the bottom of the slide way body can be reduced. Through the setting of recess, spacing ring, rotation-assisted rod, provide the support of side and along slide pivoted support, can reduce the impact strength of stabilizer blade to slide body lateral wall moreover.
The third, in the construction installation cantilever in-process on the platform, provide firm interim support piece to guarantee the platform construction before rotating, the state that remains stable and does not rotate is favorable to the cantilever construction, and when needs rotate, can demolish again, so that the platform drives the cantilever and rotates to preset the position.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic longitudinal cross-sectional view of the ball joint and the slide according to one embodiment of the present invention;
FIG. 2 is a top view of the platform according to one embodiment of the present invention;
FIG. 3 is a detail view of the slide of one of the solutions of the present invention;
FIG. 4 is a detail view of the slide of one of the embodiments of the present invention;
FIG. 5 is a detail view of the temporary support according to one of the solutions of the present invention;
figure 6 is a detail view of the upright according to one of the solutions of the invention.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description text.
It is to be understood that in the description of the present invention, the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are used only for convenience in describing the present invention and for simplification of the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1 to 6, the invention provides a construction method of a swivel ball hinge and a slide way, comprising the following steps:
step one, establishing a standard ruler: at least four upright posts 1 are arranged at the periphery of the positions where the spherical hinges 7 and the slide ways 4 are pre-installed, preferably four upright posts 1 are arranged, the vertical shafts of the upright posts 1 are arranged to form a circular ring shape, the upright posts 1 are provided with dimension lines and bayonets 11 facing the centers of each group of upright posts 1, the opposite upright posts 1 are sleeved with the same thin rod 12, and the centers of the thin rods 12 are provided with a central hole 13 which is through up and down and a plurality of fine holes 14 which are arranged at equal intervals; the dimension lines are used for indicating the relative heights of the four vertical rods 1 from the same horizontal plane and for calibrating the thin rod 12 to be in a horizontal state, and the bayonet 11 is used for limiting the direction of the thin rod 12 so that the thin rod 12 keeps the state that the central hole 13 of the thin rod passes through the same circle center. The bayonet 11 may be formed by providing a through hole in the vertical rod 1, slidably inserting a round rod into the through hole, providing a supporting protrusion on the round rod, providing a recessed portion on the supporting protrusion, and fastening the vertical rod 1 to the recessed portion. The thin rod 12 can be sleeved by providing two through holes at two ends of the thin rod 12 along the radial direction, and slidably passing through the through holes to form a clamping ring, wherein the clamping ring is sleeved on the vertical rod 1.
Adjusting the position of the upright rod 1 to enable the center of the central hole 13 to be aligned with the centers of the preset positions of the installed spherical hinge 7 and the slide 4; in the construction process, after the position of the vertical rod 1 is adjusted, the position of the vertical rod 1 is kept unchanged until the installation construction of the spherical hinge 7 and the slide 4 is finished, so that the effect of marking the preset installation center positions of the spherical hinge 7 and the slide 4 can be achieved.
Secondly, taking projection points downwards of the fine holes 14 with equal distance from the central hole 13 as base points, and arranging a cylindrical or rectangular base 2; the base 2 is used to support the entire superstructure, and therefore, it is suggested that the massive base 2 is advantageous for the stability of the ball joint 7 and the slide 4.
Thirdly, after the base 2 meets the preset strength requirement, a spherical hinge support 3 and a slide way 4 are installed by taking the vertical projection point of the central hole 13 on the base 2 as the center of a circle, concrete is poured to form an upper bearing platform, wherein the upper surface formed by the poured concrete is lower than the upper surfaces of the spherical hinge support 3 and the slide way 4; the bottom of the spherical hinge support 3 and the bottom of the slideway 4 are cast with the base 2 into a whole, so that the stability of the spherical hinge 7 and the slideway 4 is further improved.
The chute 4 includes: the slide way comprises a slide way body 41, an inner groove 42 and an outer groove which are concentric and arranged at the bottom of the slide way body 41, a plurality of steel balls 43 which are accommodated in the inner groove 42 and the outer groove at intervals, a plurality of sliding plates 44 which cover the steel balls 43, and when the sliding plates 44 move, the steel balls 43 can rotate relatively so as to reduce the impact strength of the sliding plates 44 on the bottom of the slide way body, a plurality of limit rings 45 which are arranged on two side walls of the slide way body 41 relatively, a plurality of circular grooves which are arranged at the bottom of the slide way body 41 and vertically correspond to the limit rings 45, a plurality of rotation-assisted rods 46 which are arranged on the limit rings 45 in a penetrating way and the bottoms of the rotation-assisted rods extend into the grooves, wherein the rotation-assisted rods 46 can rotate relative to the grooves and the limit rings 45, but when the side surfaces of the rotation-assisted rods 46 are subjected to the action force of the circumferential movement of a heavy object (side wall of a support leg 5), the rotation-assisted rods 46 can rotate, so as to reduce the impact strength of the heavy object on the side wall of the slide way body 41, a plurality of partition plates 47 are arranged in the inner groove 42 and the outer groove at intervals, a steel ball 43 is accommodated between every two adjacent partition plates 47, the upper end of the steel ball 43 is higher than the inner groove 42 and the outer groove, a sliding plate 44 covers the two steel balls, and the groove is positioned in the inner groove
42 and the outer sides of the outer grooves; the steel balls 43 are enabled to rotate and roll in a limited position, and more than two steel balls 43 support the same sliding plate 44, so that when the supporting leg 5 is slightly inclined, the sliding plate 44 can stably support the supporting leg 5 and keep stable rotation.
Hoisting a pin shaft 6, wherein one end of the pin shaft 6 extends into the spherical hinge support 3, and adjusting the pin shaft 6 until the pin shaft is in a vertical state;
fifthly, hoisting a spherical hinge 7, wherein the bottom of the spherical hinge 7 is sleeved on the pin shaft 6, and adjusting the spherical hinge 7 until the vertical downward projection point of the central hole 13 on the spherical hinge 7 is superposed with the center of the spherical hinge 7; and step four and step five are used for ensuring the installation directions of the pin shaft 6 and the spherical hinge 7, so that the spherical hinge 7 can rotate in the horizontal direction.
Sixthly, arranging a plurality of temporary supporting pieces 8 along the circular ring of the slide way 4, wherein the lower ends of the supporting pieces are abutted against the sliding plate 44, a steel plate 81 is arranged on the upper end face of each temporary supporting piece 8, a pair of supporting rods 82 are arranged on the inner side wall and the outer side wall of each temporary supporting piece 8, the lower ends of the pair of supporting rods 82 are respectively positioned on the two sides of the slide way 4, and the lower ends of the supporting rods 82 are cylindrical and are larger than the upper ends of the supporting rods 82; before rotation, the temporary support 8 is a member for supporting the entire superstructure, and since the support is not stable enough under the portion of the slide 4 under which the slide 44 is located, the addition of the support rod 82 is advantageous for the stability of the support and thus the stability of the entire superstructure.
Seventhly, with the downward vertical projection point of the central hole 13 as a circle center, a cylindrical platform 9 of a reinforced concrete structure is poured on the upper end face of the spherical hinge 7, so that the platform 9 and the spherical hinge 7 form a whole, the stability of the platform 9 is improved, the lower end face of the platform 9 is connected to the steel plate 81 in a bottom mode, when the platform needs to rotate, the temporary supporting piece 8 is convenient to detach, the lower end face of the platform 9 is provided with a plurality of supporting legs 5, the downward projection of the supporting legs 5 is located in the slide way 4, the supporting legs 5 are arranged at intervals with the slide plate 44, the distance is usually 3-8 mm, therefore, the supporting legs 5 can be kept in a suspension mode when the platform rotates, when the platform slightly deflects, the supporting legs can abut against the slide plate 44, the transition deflection is avoided, the integral stability is influenced, the safety burying accident is avoided, and at least one pair of anchoring pieces located on the same horizontal plane is arranged on the platform 9, the anchoring piece is used for fixing the steel strand rope, and after the temporary supporting piece 8 is detached, the steel strand rope is pulled through the jack to drive the platform 9 to rotate, so that the suspension arm can rotate.
In the technical scheme, firstly, the preset central positions of the installation ball hinge 7 and the slide way 4 are marked by pre-establishing a standard ruler, and are always displayed in the construction process of the ball and the slide way 4 at the later stage, so that whether each installation step is installed by taking the preset position as the center or not can be known at any time. Secondly, through the improvement of the slideway 4, when the rotator is installed and can generate small deviation in the future rotating process, the slideway 4 structure which provides two combined actions of rotation and support is mainly provided with an inner groove 42, an outer groove and a steel ball 43, the support of the bottom and the support of the rotation along the slideway 4 are provided, and the impact strength of the sliding plate 44 to the bottom of the slideway body 41 can be reduced. Through the arrangement of the groove, the limiting ring 45 and the rotation-assisting rod 46, the support of the side face and the support of the rotation along the slideway 4 are provided, and the impact strength of the support leg 5 to the side wall of the slideway body 41 can be reduced. Finally, in the process of constructing and installing the cantilever on the platform 9, a stable temporary supporting piece 8 is provided to ensure that the construction of the platform 9 before rotation is kept stable and in a non-rotating state, which is beneficial to the construction of the cantilever, and when the cantilever needs to rotate, the cantilever can be detached again so that the platform 9 drives the cantilever to rotate to a preset position.
In another technical scheme, the number of the upright rods 1 is four, and four upright rods 1 form a cuboid. The searching of the central point is facilitated.
In another technical scheme, the supporting leg 5 is cylindrical, the sliding plate 44 is circular, the ratio of the diameter of the supporting leg 5 to the diameter of the sliding plate 44 is 1.25-1.5: 1, so that the sliding of the sliding plate 44 is facilitated, the minimum horizontal distance between the side wall of the supporting leg 5 and the rotation-assisting rod 46 is 3-8 mm, so that the supporting leg 5 can freely rotate when not deflected, and has supporting force to resist when slightly deflected, so that larger deflection is avoided.
In another technical scheme, the depth of the groove is more than 5 cm. Which contributes to the stable rotation of the rotation-assist lever 46.
In another technical solution, the number of the temporary supports 8 is twice of the number of the support legs 5, and two temporary supports 8 are respectively disposed on two sides of one support leg 5. Is beneficial to protecting the support leg 5 and reducing the possibility of stress of the support leg 5.
In another technical scheme, a convex lens is arranged on a central hole 13 of one thin rod 12, a plane lens is arranged on the central hole 13 above the thin rod 12, and a light source is arranged right above the plane lens. It is advantageous to mark the preset installation centre position of the ball joint 7 and the slideway 4.
While embodiments of the invention have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.
Claims (6)
1. The construction method of the swivel ball hinge and the slideway is characterized by comprising the following steps:
step one, establishing a standard ruler: four upright posts are arranged on the periphery of the positions where the spherical hinges and the slideways are pre-installed, size lines and bayonets facing the centers of each group of upright posts are arranged on the upright posts, the upright posts opposite to each other in diagonal are sleeved with a thin rod, and the center of the thin rod is provided with a central hole which is through up and down and a plurality of fine holes which are arranged on the thin rod at equal intervals;
adjusting the position of the upright rod to enable the center of the central hole to be aligned with the centers of the preset positions of the installed spherical hinge and the slide way;
secondly, taking projection points downward from the fine holes with equal distance from the central hole as base points, and arranging a cylindrical or rectangular base;
thirdly, after the base meets the preset strength requirement, a spherical hinge support and a slide way are installed by taking the vertical projection point of the central hole on the base as the center of a circle, and concrete is poured to form an upper bearing platform, wherein the upper surface formed by the poured concrete is lower than the upper surfaces of the spherical hinge support and the slide way;
the slide includes: the steel ball rotating device comprises a slideway body, an inner groove and an outer groove which are concentric and arranged at the bottom of the slideway body, a plurality of steel balls which are accommodated in the inner groove and the outer groove at intervals, a plurality of sliding plates covered on the steel balls, a plurality of limiting rings which are oppositely arranged on two side walls of the slideway body, a plurality of circular grooves which are arranged at the bottom of the slideway body and correspond to the limiting rings up and down, and a plurality of rotation-assisted rods which are arranged on the limiting rings in a penetrating manner and the bottoms of which extend into the grooves, wherein a plurality of partition plates are arranged in the inner groove and the outer groove at intervals, one steel ball is accommodated between two adjacent partition plates, the upper end of each steel ball is higher than the inner groove and the outer groove, one sliding plate covers at least three iron balls which are not positioned on the same straight line, and the grooves are positioned at two sides of the outer parts of the inner groove and the outer groove;
hoisting a pin shaft, wherein one end of the pin shaft extends into the spherical hinge support, and the pin shaft is adjusted until the pin shaft is in a vertical state;
fifthly, hoisting a spherical hinge, wherein the bottom of the spherical hinge is sleeved on the pin shaft, and the spherical hinge is adjusted until the vertical downward projection point of the central hole on the spherical hinge is superposed with the center of the spherical hinge;
sixthly, arranging a plurality of temporary supporting pieces along a circular ring of the slideway, wherein the lower ends of the supporting pieces are abutted against the sliding plate, a steel plate is arranged on the upper end face of the supporting pieces, a pair of supporting rods are arranged on the inner side wall and the outer side wall of each temporary supporting piece, the lower ends of the pair of supporting rods are respectively positioned on the two sides of the slideway, and the lower ends of the supporting rods are cylindrical and are larger than the upper ends of the supporting rods;
and seventhly, taking a downward vertical projection point of the central hole as a circle center, pouring a cylindrical platform of a reinforced concrete structure on the upper end surface of the spherical hinge, wherein the lower end surface of the platform is abutted against the steel plate, a plurality of support legs are arranged on the lower end surface of the platform, downward projections of the support legs are positioned in the slide way, the support legs and the slide plate are arranged at intervals, and at least one pair of anchoring pieces positioned on the same horizontal plane are embedded in the platform.
2. The swivel ball joint and slide construction method according to claim 1, wherein the number of the upright posts is four, and four upright posts form a rectangular parallelepiped.
3. The swivel ball joint and slide construction method according to claim 1, wherein the support leg is cylindrical, the slide plate is circular, the ratio of the diameter of the support leg to the diameter of the slide plate is 1.25-1.5: 1, and the minimum horizontal distance between the side wall of the support leg and the rotation-assisted rod is 3-8 mm.
4. The swivel ball joint and slide construction method of claim 1, wherein the depth of the groove is greater than 5 cm.
5. The swivel ball joint and slide construction method according to claim 1, wherein the number of the temporary supports is twice as many as the number of the legs, and two temporary supports are respectively provided on both sides of one leg.
6. The swivel ball joint and slide construction method according to claim 1, further comprising disposing a convex lens on a center hole of one thin rod, disposing a planar lens on another center hole above the thin rod, and disposing a light source directly above the planar lens.
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL7702960A (en) * | 1976-03-19 | 1977-09-21 | Kunz Alfred & Co | METHOD FOR BUILDING BRIDGES OF REPLACED CONCRETE. |
CN102936878A (en) * | 2012-11-30 | 2013-02-20 | 上海市基础工程有限公司 | Construction process for positioning and adjusting beam rotary body and slide channel by using positioning framework |
CN105442459A (en) * | 2015-12-31 | 2016-03-30 | 中铁二十局集团第一工程有限公司 | Swivel system for long-span continuous beam span existing station swivel construction and construction method |
CN106223210A (en) * | 2016-08-31 | 2016-12-14 | 李连秀 | A kind of automatization's rotation swivel construction method and system that there is observing and controlling and certainly close up function |
CN110130231A (en) * | 2019-05-20 | 2019-08-16 | 中铁武汉勘察设计研究院有限公司 | A kind of combination support bridge plane swivel system |
CN110409317A (en) * | 2019-08-16 | 2019-11-05 | 中铁十四局集团第三工程有限公司 | A kind of Rotary ball hinge and its installation method |
-
2020
- 2020-07-08 CN CN202010651458.9A patent/CN111945581B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL7702960A (en) * | 1976-03-19 | 1977-09-21 | Kunz Alfred & Co | METHOD FOR BUILDING BRIDGES OF REPLACED CONCRETE. |
CN102936878A (en) * | 2012-11-30 | 2013-02-20 | 上海市基础工程有限公司 | Construction process for positioning and adjusting beam rotary body and slide channel by using positioning framework |
CN105442459A (en) * | 2015-12-31 | 2016-03-30 | 中铁二十局集团第一工程有限公司 | Swivel system for long-span continuous beam span existing station swivel construction and construction method |
CN106223210A (en) * | 2016-08-31 | 2016-12-14 | 李连秀 | A kind of automatization's rotation swivel construction method and system that there is observing and controlling and certainly close up function |
CN110130231A (en) * | 2019-05-20 | 2019-08-16 | 中铁武汉勘察设计研究院有限公司 | A kind of combination support bridge plane swivel system |
CN110409317A (en) * | 2019-08-16 | 2019-11-05 | 中铁十四局集团第三工程有限公司 | A kind of Rotary ball hinge and its installation method |
Non-Patent Citations (1)
Title |
---|
青南大道跨遂成铁路桥梁转体施工工艺;傅贤超等;《铁道建筑》;20131031;第28-30页 * |
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