CN214301312U - Multi-box-chamber steel box girder multidirectional accurate positioning auxiliary adjusting device - Google Patents
Multi-box-chamber steel box girder multidirectional accurate positioning auxiliary adjusting device Download PDFInfo
- Publication number
- CN214301312U CN214301312U CN202120086752.XU CN202120086752U CN214301312U CN 214301312 U CN214301312 U CN 214301312U CN 202120086752 U CN202120086752 U CN 202120086752U CN 214301312 U CN214301312 U CN 214301312U
- Authority
- CN
- China
- Prior art keywords
- base
- supporting pad
- steel box
- box girder
- multidirectional
- 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.)
- Active
Links
Images
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model relates to a multidirectional accurate positioning auxiliary regulating device of many casees steel box girder, include: first base, slider, second base, first telescoping device, second telescoping device, first supporting pad and second supporting pad, wherein: the sliding member is positioned on the upper surface of the first base, and the second base is placed on the upper surface of the sliding member. First telescoping device level is fixed on first base, and first telescoping device is located the left side or the right side of second base, and first telescoping device can promote second base horizontal migration on the slider. The second telescopic device is fixed on the second base, and the first supporting pad is connected to a telescopic part of the second telescopic device; the second supporting pad is detachably connected to the first supporting pad. The biggest difference between the adjusting device and the traditional positioning adjustment is that the vertical, longitudinal and transverse displacement coordinated adjustment of each steel box girder is realized, and the construction methods such as hoisting, pushing and sliding can be applicable.
Description
Technical Field
The utility model relates to a bridge construction technical field especially relates to a multidirectional accurate positioning auxiliary regulating device of many casees steel box girder.
Background
The information disclosed in the background of the invention is only for enhancement of understanding of the general background of the invention and is not necessarily to be construed as an admission or any form of suggestion that this information constitutes prior art that is already known to a person of ordinary skill in the art.
The steel box girder is one of main girder forms widely applied in modern highway bridges, the multi-box multi-chamber steel box girder is transversely divided into a plurality of box chambers, and the box chambers are connected by adopting transverse connection or on-site assembly of transverse clapboards. Along with the shift of the gravity center of highway construction to mountainous areas and west, the multi-box-chamber section steel box girder is more and more favored with the unique advantages of transportation and construction. The steel beam realizes the transportation and the assembly of the steel box girder by the idea of breaking the whole into parts and integrating the parts into the whole. The elevation is adjusted to traditional multi-disc steel case location adoption sand bucket, need measure repeatedly before taking one's place, if take place the dislocation, often influence indulge, transverse connection quality, if the disease appears in the later stage of the connection by force easily.
SUMMERY OF THE UTILITY MODEL
To foretell problem, the utility model provides a multidirectional accurate positioning auxiliary regulating device of many casees steel box girder, the biggest difference that this kind of adjusting device was adjusted with traditional location is that realize vertical, vertical and lateral displacement of each steel box girder and adjust in coordination to hoist and mount, top are pushed away, construction methods such as sliding all can be suitable for. In order to achieve the above object, the technical solution of the present invention is as follows.
The utility model provides a multidirectional accurate positioning auxiliary regulating device of many casees steel box girder, includes: first base, slider, second base, first telescoping device, second telescoping device, first supporting pad and second supporting pad, wherein: the sliding member is positioned on the upper surface of the first base, and the second base is placed on the upper surface of the sliding member. First telescoping device level is fixed on first base, and first telescoping device is located the left side or the right side of second base, and first telescoping device can promote second base horizontal migration on the slider. The second telescopic device is fixed on the second base, the first supporting pad is connected to a telescopic part of the second telescopic device, and the first supporting pad can perform lifting action under the action of the second telescopic device; the second supporting pad is detachably connected to the first supporting pad.
Furthermore, at least one side of the first base is fixed with a side wall, and the sliding part is fixed on the inner side of the side wall.
Further, first telescoping device level is fixed on the lateral wall, and the telescopic link of first telescoping device points to the second base to promote the second base and slide on the slider level.
Further, the vertical setting of second telescoping device, the upper end of its telescopic link with first supporting pad is connected to first supporting pad goes up and down, thereby adjusts the height that is located the steel case roof beam on the second supporting pad.
Further, the first telescopic device and the second telescopic device respectively comprise any one of a jack, a hydraulic cylinder, an air cylinder and the like.
Furthermore, the second base is of a groove-shaped structure, the second telescopic device is fixed on the bottom face of the groove-shaped structure, and the second telescopic device and the second base are connected into a whole so that the second telescopic device can move horizontally along with the second base, and therefore the width of a splicing seam between the steel box girders is adjusted.
Further, the first supporting pad is a wedge-shaped block so as to be suitable for longitudinal and transverse multi-directional slopes.
Further, the first base, the second base and the first supporting pad are all made of steel materials so as to provide enough weight bearing capacity.
Further, the sliding member is a plate-like structure made of polytetrafluoroethylene, the friction factor of polytetrafluoroethylene is small, the friction factor can be kept below 0.04 even under high speed and high load, and meanwhile, polytetrafluoroethylene has good heat resistance and is helpful for keeping good stability under the action of frictional heat generated by movement when used as the sliding member.
Further, the second supporting pad is a rubber pad, and the second supporting pad is mainly used for protecting the primer of the steel box girder and preventing damage.
Further, a stiffening rib is fixed between the first base and the side wall to strengthen the capability of the side wall to bear the counterforce applied by the first telescopic device.
Further, still include vertical supporting beam, first base sliding connection is on vertical supporting beam, and the moving direction of first base on vertical supporting beam all is perpendicular with the horizontal migration direction of second base and the moving direction on the direction of height to guarantee that the steel box girder on the second supporting pad can realize the removal on x, y, z coordinate shafting.
Compared with the prior art, the utility model discloses following beneficial effect has: the auxiliary adjusting device can be applied to multidirectional accurate positioning of the multi-box-chamber steel box girder, effectively solves the problems that conventional adjusting measures are not high in accuracy and cannot be adjusted in a multidirectional mode, can effectively prevent the problems that longitudinal and transverse splicing gaps of the multi-box-chamber steel girder are too large, welding or bolt connection accuracy is not enough, and the like, and can be applied to various construction methods such as hoisting, pushing and sliding. Compared with the traditional positioning measures, the positioning and linear control of the steel box girder are more accurate. And simultaneously, the utility model discloses a this kind of adjusting device still has easily preparation, easy and simple to handle's technical advantage.
Drawings
The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without unduly limiting the scope of the invention.
Fig. 1 is the embodiment of the utility model provides an in the embodiment multi-box room steel box girder multidirectional accurate positioning auxiliary regulating device's the schematic structure.
Fig. 2 is the embodiment of the utility model provides an in-service structural sketch of the supplementary adjusting device of multidirectional accurate positioning of many casees steel box girder.
Fig. 3 is a schematic structural view of a first supporting pad according to another embodiment of the present invention.
The above referenced figures represent: 1-a first base, 2-a sliding part, 3-a second base, 4-a first telescopic device, 5-a second telescopic device, 6-a first supporting pad, 7-a second supporting pad, 8-a side wall, 9-a steel box girder, 10-a stiffening rib, 11-a temporary pier and A-an adjusting device installation position.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
In the description of the present invention, the terms "lateral", "longitudinal", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and do not limit the structure, but merely facilitate the description of the present invention, and do not indicate or imply that the device or element being referred to needs to have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. The invention will now be further described with reference to the drawings and specific examples.
Referring to fig. 1, the multi-chamber steel box girder multidirectional accurate positioning auxiliary adjusting device is illustrated, and comprises: first base 1, slider 2, second base 3, first telescoping device 4, second telescoping device 5, first supporting pad 6 and second supporting pad 7, wherein:
The sliding member 2 is a plate-shaped structure made of teflon and fixed on the upper surface of the first base 1, the friction factor of teflon is small, the friction factor can be kept below 0.04 even under high speed and high load, and meanwhile, teflon has good heat resistance and is beneficial to keeping good stability under the action of friction heat generated by movement when being used as a sliding member.
The second base 3 is a groove-shaped structure which is placed on the upper surface of the slider 2. The second telescoping device 5 is fixed on the bottom surface of the groove-shaped structure, and the second telescoping device 5 and the second base 3 are connected into a whole, so that the second telescoping device 5 can move horizontally along with the second base 3, and the width of a splicing seam between the steel box girders 9 can be adjusted.
First telescoping device 4 level is fixed on first base 1, and first telescoping device 4 is located the left side or the right side of second base 3, and first telescoping device 4 can promote second base 3 horizontal migration on slider 2. Second telescoping device 5 is fixed on second base 3, and the vertical setting of second telescoping device 5, the upper end of its telescopic link with first supporting pad 6 is connected to first supporting pad 6 goes up and down, thereby adjusts the height that is located steel case roof beam 9 on second supporting pad 7. The first telescopic device 4 and the second telescopic device 5 are both jacks.
The first supporting pad 6 is welded and fixed on a telescopic component of the second telescopic device 5, and the first supporting pad 6 can perform lifting action under the action of the second telescopic device 5; second supporting pad 7 is the rubber pad, and it directly places on the upper surface of first supporting pad 6, and the main use protection steel box girder priming paint of second supporting pad 7 prevents to damage.
With continued reference to fig. 1, in other embodiments, the first base 1 is fixed with side walls 8 on both sides, the sliding member 2 is fixed on the upper surface of the first base 1 between the two side walls 8, the first telescopic device 4 is horizontally fixed on the side walls 8, and the telescopic rod of the first telescopic device 4 is directed to the second base 3 so as to push the second base 3 to horizontally slide on the sliding member 2.
With continued reference to fig. 1, in other embodiments, a stiffening rib 10 is also included, fixed between the first foundation 1 and the side wall 8, to reinforce the capacity of the side wall 8 to withstand the reaction forces exerted by the first telescopic device 4.
In other embodiments, referring to fig. 3, the first supporting pad 6 is a wedge-shaped block, the upper surface of the wedge-shaped block is wedge-shaped, and the lower surface of the wedge-shaped block is directly placed on the jack to play a force transfer transition role, wherein the direction a is along the bridge direction, and the direction b is along the bridge direction, so as to adapt to longitudinal and transverse multi-directional slopes.
The upper surface of the wedge-shaped block is mechanically finished to be consistent with the longitudinal and transverse slopes of the beam bottom, and the principle is the same as that of the support leveling steel plate
In other embodiments, the steel box girder further comprises a longitudinal support beam, the first base 1 is slidably connected to the longitudinal support beam, and the moving direction of the first base 1 on the longitudinal support beam is perpendicular to the moving direction of the second base 3 in the horizontal direction and the moving direction in the height direction, so that the steel box girder 9 on the second support pad 7 can move in the x, y and z coordinate axes.
When in use, the multi-chamber steel box girder multidirectional accurate positioning auxiliary adjusting device in the above embodiment is installed at a position shown in fig. 2, wherein the first base 1 is welded or bolted on the temporary pier 11 or the bailey frame, so as to ensure the stability of the auxiliary adjusting device. After the steel box girders 9 are in place, the steel box girders 9 fall on the second supporting pads 7 through the truck crane, and after the steel box girders 9 are in place, the positions of the steel beams are adjusted through the first telescopic devices 4 and the second telescopic devices 5, so that the steel box girders 9 are accurately spliced, and the defects that the conventional adjusting measures are low in precision and cannot be adjusted in multiple directions are overcome.
Finally, it should be understood that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention. Although the present invention has been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and those skilled in the art should understand that various modifications or variations that can be made by those skilled in the art without inventive work are still within the scope of the present invention.
Claims (10)
1. The utility model provides a multidirectional accurate positioning auxiliary regulating device of many casees steel box girder which characterized in that includes:
a first base;
a sliding member located on an upper surface of the first base;
a second base placed on an upper surface of the slider;
the first telescopic device is horizontally fixed on the first base, is positioned on the left side or the right side of the second base, and can push the second base to horizontally move on the sliding piece;
the second telescopic device is fixed on the second base;
the first supporting pad is connected to the telescopic component of the second telescopic device and can perform lifting action under the action of the second telescopic device; and
the second supporting pad, the connection can be dismantled on first supporting pad to the second supporting pad.
2. The multi-compartment steel box girder multidirectional precise positioning auxiliary adjusting device according to claim 1, wherein a side wall is fixed to at least one side of the first base, and the sliding member is fixed to the inner side of the side wall.
3. The multi-compartment steel box girder multidirectional precise positioning auxiliary adjusting device according to claim 2, wherein the first telescopic device is horizontally fixed on the side wall, and a telescopic rod of the first telescopic device moves towards the second base.
4. The multi-compartment steel box girder multidirectional precise positioning auxiliary adjusting device according to claim 2, further comprising a stiffening rib fixed between the first base and the side wall.
5. The multi-chamber steel box girder multidirectional precise positioning auxiliary adjusting device according to claim 1, wherein the second telescopic device is vertically arranged, and the upper end of a telescopic rod of the second telescopic device is connected with the first supporting pad.
6. The multi-box steel box girder multidirectional precise positioning auxiliary adjusting device as claimed in any one of claims 2 to 5, wherein the first telescopic device and the second telescopic device each comprise any one of a jack, a hydraulic cylinder and a pneumatic cylinder.
7. The multi-box steel box girder multidirectional precise positioning auxiliary adjusting device as claimed in any one of claims 1 to 5, wherein the second base is a groove-shaped structure, and the second telescopic device is fixed on the bottom surface of the groove-shaped structure.
8. The multi-box steel box girder multidirectional precise positioning auxiliary adjusting device as recited in any one of claims 1 to 5, wherein the first supporting pad is a wedge-shaped block.
9. The multi-chamber steel box girder multidirectional precise positioning auxiliary adjusting device as claimed in any one of claims 1 to 5, wherein the first base, the second base and the first supporting pad are all made of steel material;
or the sliding part is of a plate-shaped structure made of polytetrafluoroethylene;
or the second supporting pad is a rubber pad.
10. A multi-directional accurate positioning auxiliary adjusting device for multi-box steel box girders according to any one of claims 1-5, characterized in that the device further comprises a longitudinal support beam, the first base is slidably connected to the longitudinal support beam, and the moving direction of the first base on the longitudinal support beam is perpendicular to the moving direction of the second base in the horizontal direction and the moving direction in the height direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120086752.XU CN214301312U (en) | 2021-01-13 | 2021-01-13 | Multi-box-chamber steel box girder multidirectional accurate positioning auxiliary adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120086752.XU CN214301312U (en) | 2021-01-13 | 2021-01-13 | Multi-box-chamber steel box girder multidirectional accurate positioning auxiliary adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214301312U true CN214301312U (en) | 2021-09-28 |
Family
ID=77824682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120086752.XU Active CN214301312U (en) | 2021-01-13 | 2021-01-13 | Multi-box-chamber steel box girder multidirectional accurate positioning auxiliary adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214301312U (en) |
-
2021
- 2021-01-13 CN CN202120086752.XU patent/CN214301312U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108677720B (en) | Lifting components jack erection construction technique | |
| CN211772901U (en) | Space abnormal shape steel case arch rib installation device | |
| CN214301312U (en) | Multi-box-chamber steel box girder multidirectional accurate positioning auxiliary adjusting device | |
| CN114275118B (en) | Pier falling and pulling method for split ship | |
| CN210105874U (en) | Mid-partition used in tunnel and mounting equipment thereof | |
| CN210597630U (en) | Net rack integral lifting structure | |
| CN108756197B (en) | Construction method of elevator shaft operating platform | |
| CN215566080U (en) | Lightweight evacuation platform | |
| CN115305835A (en) | Construction method for erecting double-section whole-section steel truss girder by using girder erection crane | |
| CN217174373U (en) | Bridge uninstallation adjusting device | |
| CN208830177U (en) | A kind of single-tower self-anchored suspension bridge Large-span Steel Box Beam walking pushing tow system | |
| CN210343365U (en) | Lining trolley for side wall construction | |
| CN211733692U (en) | Equipment with hoisting and posture adjusting functions | |
| CN201128882Y (en) | Lifting and supporting brackets integrated construction device for bridge arch rib | |
| CN114753262A (en) | Cable crane for hoisting basket arch and cable saddle double-transverse-moving system and method | |
| CN212335771U (en) | Descending movable formwork demolishs auxiliary device based on it is convenient | |
| CN210262748U (en) | Cantilever supporting structure for steel box girder pushing construction | |
| CN210766755U (en) | Trestle device for supporting anchor rod drilling machine | |
| CN110939156A (en) | Prefabricated plate positioning mechanism | |
| KR101415232B1 (en) | Equipment for moving system support | |
| CN219692646U (en) | Hydraulic leveling mechanism with tilting function | |
| CN220521119U (en) | Unidirectional movable support for concrete girder | |
| CN212026327U (en) | Prefabricated plate positioning mechanism | |
| CN217498496U (en) | Steel component installation and construction tool car in closed space | |
| CN113802476B (en) | Support leg for beam replacement equipment and beam replacement equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |