CN215405655U - Box girder translation maintenance device - Google Patents
Box girder translation maintenance device Download PDFInfo
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- CN215405655U CN215405655U CN202120955113.2U CN202120955113U CN215405655U CN 215405655 U CN215405655 U CN 215405655U CN 202120955113 U CN202120955113 U CN 202120955113U CN 215405655 U CN215405655 U CN 215405655U
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- box girder
- supporting
- plate
- translation
- support
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Abstract
The utility model discloses a box girder translation maintenance device, wherein the box girder translation maintenance device comprises a box girder translation supporting piece, and the box girder translation supporting piece comprises: the lower end of the support frame is used for supporting the ground, and the upper end of the support frame is provided with a guide part; the sliding part is arranged on the supporting frame, is in sliding fit with the guide part and is connected to the supporting frame in a sliding mode, and the upper side of the sliding part is used for supporting the box girder; and the driving assembly is arranged on the support frame and used for driving the sliding piece to move along the guide part. The utility model discloses a box girder translation maintenance device, and aims to solve the problems of limited maintenance operation space and low safety of a box girder in the prior art.
Description
Technical Field
The utility model belongs to the technical field of box girders, and particularly relates to a box girder translation maintenance device.
Background
With the development of the infrastructure of China, large bridges are gradually increased, large-span box girders are widely applied in design, and the members have the characteristics of large volume, heavy weight, high requirement on installation accuracy and the like. In daily production uses, the staff need carry out the maintenance of stage nature to the box roof beam of installation completion, overhauls mainly for the box culvert percolating water, if box culvert expansion joint, the box culvert emergence seepage condition, probably cause near ground to submerge, probably erode the box culvert basis and then influence box culvert structure safety when serious. Current case roof beam overhauls, creeps to case roof beam pontic bottom by technical staff basically, overhauls pontic and case roof beam basis, and nevertheless case roof beam bottom operating space is limited, if meet the topography not good, may cause the incident even, has brought very big trouble for the maintenance of case roof beam.
SUMMERY OF THE UTILITY MODEL
Based on the above, the utility model provides a box girder translation maintenance device, and aims to solve the problems of limited box girder maintenance operation space and low safety in the technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
the utility model provides a case roof beam translation overhauls device, its characterized in that, case roof beam translation overhauls device includes case roof beam translation support piece, case roof beam translation support piece includes:
the lower end of the support frame is used for supporting the ground, and the upper end of the support frame is provided with a guide part;
the sliding part is arranged on the supporting frame, is in sliding fit with the guide part and is connected to the supporting frame in a sliding mode, and the upper side of the sliding part is used for supporting the box girder; and the number of the first and second groups,
and the driving assembly is arranged on the supporting frame and used for driving the sliding piece to move along the guide part.
Optionally, the support frame includes a support column and a support plate, the support column is used for supporting on the ground, a chute is opened on the support plate to form the guide portion, and the sliding member is slidably connected to the chute.
Optionally, the supporting plate includes a first plate and a second plate, the first plate is disposed on the supporting column, an installation cavity is disposed in the first plate, and the second plate is movably disposed in the installation cavity so as to have a supporting state protruding out of the installation cavity and a receiving state sinking into the installation cavity;
the first plate and the second plate are both provided with the sliding grooves, and the sliding grooves on the first plate and the second plate are arranged in a collinear mode.
Optionally, the box girder translation support further comprises a plurality of support blocks, the plurality of support blocks being configured to be disposed under the second plate when the second plate is in the support state to support the second plate.
Optionally, the number of the supporting columns is multiple, the supporting columns are distributed at intervals along the length direction of the supporting plate, the first plate is spanned at the upper ends of the supporting columns, and a reinforcing beam is further disposed between each supporting column and the first plate.
Optionally, a plurality of spacers are provided between the stiffening beam and the first plate.
Optionally, the driving assembly includes a hydraulic oil cylinder disposed on the supporting frame, and a driving end of the hydraulic oil cylinder is in driving connection with the sliding member to drive the sliding member to slide along the guide portion.
Optionally, the box girder translation support further comprises a jacking device, and the jacking device is used for lifting the box girder to be overhauled so as to separate the box girder from the box girder base.
Optionally, the box girder has two support beams distributed along the width direction, the box girder translation maintenance device includes two support assemblies, each support assembly includes the box girder translation support member, and the two support assemblies are respectively used for being connected with the two support beams in a one-to-one correspondence manner, and are used for driving the two support beams to move in a direction away from each other.
Optionally, each of the support assemblies includes two box girder translation supports, and the two box girder translation supports are used for respectively supporting two ends of the box girder in the length direction.
According to the technical scheme provided by the utility model, the box girder is arranged on the sliding part, and then the sliding part is driven to move by the driving component, so that the sliding part drives the box girder to move, and the field at the bottom of the box girder is exposed. The box girder translation supporting piece provided by the utility model can be used for conveniently overhauling a box girder and an installation site corresponding to the box girder, so that the overhauling efficiency is improved, and the overhauling safety of the box girder is also improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic and diagrammatic cross-sectional view of one embodiment of a box girder translation maintenance device in accordance with the present invention;
FIG. 2 is a schematic, cross-sectional, structural and pictorial illustration of another condition of the box girder translation service apparatus illustrated in FIG. 1;
fig. 3 is a schematic partial three-dimensional structure diagram of the box girder translation supporting device in fig. 1.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 1 | Box girder |
210 | Sliding chute |
| 10 | |
300 | |
| 1000 | Box |
400 | |
| 100 | |
410 | |
| 110 | |
500 | |
| 120 | |
600 | |
| 121 | |
2 | |
| 122 | |
20 | |
| 123 | |
21 | Horizon |
| 200 | |
22 | Base seat |
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that, if directional indications (such as up, down, left, right, front, back, top and bottom … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
With the development of the infrastructure of China, large bridges are gradually increased, large-span box girders are widely applied in design, and the members have the characteristics of large volume, heavy weight, high requirement on installation accuracy and the like. In daily production uses, the staff need carry out the maintenance of stage nature to the box roof beam of installation completion, overhauls mainly for the box culvert percolating water, if box culvert expansion joint, the box culvert emergence seepage condition, probably cause near ground to submerge, probably erode the box culvert basis and then influence box culvert structure safety when serious. Current case roof beam overhauls, creeps to case roof beam pontic bottom by technical staff basically, overhauls pontic and case roof beam basis, and nevertheless case roof beam bottom operating space is limited, if meet the topography not good, may cause the incident even, has brought very big trouble for the maintenance of case roof beam.
In view of the above, the present invention provides a box girder translation maintenance device 1, where the box girder translation maintenance device 1 includes a box girder translation supporting member 1000, and in the drawings of the present specification, fig. 1 is a schematic diagram of a cross-sectional structure of an embodiment of the box girder translation maintenance device 1 according to an embodiment of the present invention (an initial state where a box girder 2 is not translated yet); fig. 2 is a schematic cross-sectional view of the box girder translation maintenance device 1 in fig. 1 in another state (a final state of translation completion of the box girder 2); fig. 3 is a schematic partial perspective view of the translational support device for the box girder 2 in fig. 1.
Referring to fig. 1-3, the present embodiment provides a box girder translation maintenance device 1, where the box girder translation maintenance device 1 includes a box girder translation support 1000, and the box girder translation support 1000 includes: a support frame 100, the lower end of the support frame 100 is used for supporting on the ground, and the upper end of the support frame 100 is provided with a guide part 200; a slider 300 disposed on the support frame 100 and slidably engaged with the guide portion 200 to be slidably connected to the support frame 100, wherein the upper side of the slider 300 is used for supporting the box girder 2; and a driving assembly 400 disposed on the supporting frame 100 for driving the sliding member 300 to move along the guiding portion 200. It should be noted that, the box girder 2 is generally formed by welding a plurality of corbels 20, and the traditional art is when overhauing a certain section box girder 2, can only climb into the bottom of box girder 2 by the manual work, overhauls, and nevertheless it is limited to overhaul operating space so, and the security performance is lower, and the most important is hardly taken into account the maintenance to box girder base 22. In this embodiment, the base 22 of the box girder 2 and the box girder 2 themselves can be conveniently overhauled by desoldering the box girder 2 and then translating the support beam 20 after desoldering by the box girder translation support member 1000.
Specifically, the supporting frame 100 includes a supporting column 110 and a supporting plate 120, the supporting column 110 is used for supporting on the ground, it should be noted that, for the purpose of construction, during the construction of the bridge, the box girder translation supporting member 1000 is performed synchronously with the construction of the box girder 2, the supporting column 110 is deeply buried in the ground, and maintains a pile foundation of the same structural form as the box girder base 22, the supporting plate 120 is disposed on the supporting column 110, the supporting plate 120 is buried below the surface soil body, i.e., the in-situ horizontal line 21, during the normal operation of the bridge, when the box girder 2 needs to be translated, the surface soil body is cut off, that is, the supporting plate 120 is exposed, and is used for the translation of the box girder 2. In the present embodiment, the supporting plate 120 is provided with a sliding slot 210 to form the guiding portion 200, and the sliding member 300 is slidably connected to the sliding slot 210, in the present embodiment, the bottom of the sliding member 300 is provided with a sliding block engaged with the sliding slot 210, so that the sliding member 300 can be slidably connected to the supporting plate 120, it should be noted that the sliding member 300 is provided with a guiding slot, and the supporting plate 120 is provided with a protruding block, which can also achieve the above-mentioned effect, and the present embodiment is not limited thereto. In addition, in this embodiment, the sliding member 300 is a rail clamp, and specifically may be a portal crane rail clamp, the portal crane rail clamp is connected to the portal crane through a hole at the rear end of a self-mounted clamp shaft, when the portal crane starts to slide, the rail clamp is driven to move, and then the guide rail moves along the rail under the action of gravity of the rail clamp, and in the whole process of moving, the rail clamp does not contact with the crane rail, and the clamping force between the two clamp jaws is kept to be consistent. Since the rail clamping device is the prior art, the utility model will not be described in detail.
Further, the supporting plate 120 includes a first plate 121 and a second plate 122, the first plate 121 is disposed on the supporting column 110, and a mounting cavity 123 is disposed in the first plate 121, the second plate 122 is movably disposed in the mounting cavity 123 to have a supporting state protruding out of the mounting cavity 123 and a receiving state sinking into the mounting cavity 123; the first plate 121 and the second plate 122 are both provided with a sliding groove 210, and the sliding grooves 210 on the first plate 121 and the second plate 122 are arranged in a collinear manner. As described above, the support plate 120 is covered with soil during normal use of the box girder 2, and is not exposed to the ground line 21. When the box girder 2 needs to be repaired, i.e. the soil on the surface of the supporting plate 120 is removed, in the technical solution provided by the present invention, the supporting plate 120 includes a first plate 121 and a second plate 122, in the initial stage of the box girder 2 translation, the second plate 122 is extracted from the installation cavity 123, placed under the box girder 2 (on the box girder base 22) needing to be translated, and then the sliding member 300 is placed on the second plate 122, the sliding member 300 is driven to drive the box girder 2 to move from the second plate 122 to the first plate 121, completing the translation of the box girder 2, and the first plate 121 is disposed on the supporting column 110 for supporting the box girder 2 after the translation. In addition, in order to ensure the supporting effect and the translation effect, the box girder translation supporting member 1000 further includes a plurality of supporting blocks 500, the plurality of supporting blocks 500 are disposed under the second plate 122 when the second plate 122 is in the supporting state to support the second plate 122, and the supporting blocks 500 may be configured according to actual construction conditions, so as to enable the first plate 121 and the second plate 122 to be located on the same horizontal plane, i.e., flush with the ground level 21, and ensure the smooth operation of the sliding member 300.
Because the box girder 2 is huge in volume and large in weight, in order to ensure a good and stable supporting effect, the supporting member adopts a supporting manner similar to that of the box girder base 22, specifically, the supporting columns 110 are provided in plurality, the supporting columns 110 are distributed at intervals along the length direction of the supporting plate 120, the first plate 121 spans the upper ends of the supporting columns 110, a reinforcing beam is further arranged between each supporting column 110 and the first plate 121, and a plurality of cushion blocks 600 are arranged between the reinforcing beam and the first plate 121.
Further, in the embodiment, the driving assembly 400 includes a hydraulic cylinder 410 disposed on the supporting frame 100, a driving end of the hydraulic cylinder 410 is drivingly connected to the sliding member 300 to drive the sliding member 300 to slide along the guiding portion 200, and a driving cylinder may also be used as the driving assembly 400, which is not limited in the embodiment. In addition, in the initial stage of the box girder 2 translation, the box girder 2 needs to be lifted to be separated from the box girder base 22, so as to conveniently place the second plate 122 and the sliding member 300.
On the basis of above-mentioned box roof beam 2 translation strutting arrangement, box roof beam 2 has two strutbeam 20 of width direction distribution, and box roof beam translation overhauls device 1 and includes: the two supporting assemblies 10, each supporting assembly 10 includes a box girder translation supporting member 1000, and the two supporting assemblies 10 are respectively used for being connected with the two supporting girders 20 in a one-to-one correspondence manner, so as to drive the two supporting girders 20 to move in a direction away from each other. Each support assembly 10 includes two box girder translation supports 1000, and the two box girder translation supports 1000 are used for supporting both ends of the box girder 2 in the length direction. The procedures of the horizontal movement inspection of the box girder 2 are roughly as follows: firstly, two support beams 20 of the box girder 2 are unwelded, then hydraulic jacks are respectively placed under the two support beams 20, so that the support beams 20 are separated from a box girder base 22, then the support blocks 500 are placed, the second plate 122 is placed on the support blocks 500, the first plate 121 and the second plate 122 are kept at the same horizontal line, namely, the horizontal line is flush with the ground level 21, then the sliding part 300 and the driving component 400 are placed, at the moment, the hydraulic jacks are made to descend, the support beams 20 are respectively placed on the corresponding sliding parts 300, then the driving component 400 drives the two support beams 20 to move in opposite directions, the box girder base 22 and the area below the box girder base are exposed, and the box girder 2 is convenient to overhaul. After the maintenance is finished, the sliding member 300 is returned to the original position, the support beam 20 is lifted by the hydraulic jack, and the support beam 20 is reset after the device is removed, so that the maintenance of the box girder 2 is completed.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. The utility model provides a case roof beam translation overhauls device, its characterized in that, case roof beam translation overhauls device includes case roof beam translation support piece, case roof beam translation support piece includes:
the lower end of the support frame is used for supporting the ground, and the upper end of the support frame is provided with a guide part;
the sliding part is arranged on the supporting frame, is in sliding fit with the guide part and is connected to the supporting frame in a sliding mode, and the upper side of the sliding part is used for supporting the box girder; and the number of the first and second groups,
and the driving assembly is arranged on the supporting frame and used for driving the sliding piece to move along the guide part.
2. A box girder translation maintenance device according to claim 1, wherein the supporting frame comprises a supporting column and a supporting plate, the supporting column is used for supporting on the ground, a sliding groove is formed on the supporting plate to form the guiding portion, and the sliding member is slidably connected to the sliding groove.
3. A box girder translation maintenance device according to claim 2, wherein the supporting plate comprises a first plate and a second plate, the first plate is arranged on the supporting column, an installation cavity is arranged in the first plate, and the second plate is movably arranged in the installation cavity so as to have a supporting state protruding out of the installation cavity and a receiving state sinking into the installation cavity;
the first plate and the second plate are both provided with the sliding grooves, and the sliding grooves on the first plate and the second plate are arranged in a collinear mode.
4. A box girder translation service apparatus as set forth in claim 3 wherein said box girder translation support member further comprises a plurality of support blocks for being disposed beneath said second plate when said second plate is in said support state to support said second plate.
5. A box girder translation service device according to claim 3 wherein the support columns are arranged in plurality, the support columns are spaced apart along the length direction of the support plate, the first plate is arranged across the upper ends of the support columns, and a reinforcement beam is further arranged between each support column and the first plate.
6. A box beam translational access arrangement as set forth in claim 5, wherein a plurality of spacers are provided between said reinforcing beam and said first plate.
7. A box girder translation service device according to claim 1 wherein the drive assembly includes a hydraulic cylinder mounted on the support frame, a drive end of the hydraulic cylinder being drivingly connected to the slide member for driving the slide member to slide along the guide.
8. A box girder translation service device according to claim 1 wherein the box girder translation support member further comprises a jacking device for lifting the box girder to be serviced away from the box girder base.
9. A box girder translation service device according to claim 1, wherein the box girder has two girders distributed in a width direction;
the box girder translation maintenance device comprises two supporting assemblies, each supporting assembly comprises a box girder translation supporting piece, and the two supporting assemblies are respectively used for being connected with the two supporting beams in a one-to-one correspondence mode and used for driving the two supporting beams to move towards the direction away from each other.
10. A box girder translation service device according to claim 9 wherein each support assembly includes two box girder translation supports for supporting both lengthwise ends of the box girder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120955113.2U CN215405655U (en) | 2021-05-06 | 2021-05-06 | Box girder translation maintenance device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120955113.2U CN215405655U (en) | 2021-05-06 | 2021-05-06 | Box girder translation maintenance device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215405655U true CN215405655U (en) | 2022-01-04 |
Family
ID=79674301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120955113.2U Expired - Fee Related CN215405655U (en) | 2021-05-06 | 2021-05-06 | Box girder translation maintenance device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215405655U (en) |
-
2021
- 2021-05-06 CN CN202120955113.2U patent/CN215405655U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220104 |
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| CF01 | Termination of patent right due to non-payment of annual fee |