CN212612010U - Temporary supporting device for large steel structure bridge falling beam - Google Patents
Temporary supporting device for large steel structure bridge falling beam Download PDFInfo
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- CN212612010U CN212612010U CN202020941513.3U CN202020941513U CN212612010U CN 212612010 U CN212612010 U CN 212612010U CN 202020941513 U CN202020941513 U CN 202020941513U CN 212612010 U CN212612010 U CN 212612010U
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- bottom plate
- supporting device
- support
- steel structure
- strutting arrangement
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Abstract
The utility model discloses a large-scale steel construction bridge falls roof beam and uses interim strutting arrangement, include the strutting arrangement main part and set up in the bottom plate of strutting arrangement main part bottom, the below of bottom plate is provided with and is used for the strutting arrangement main part to carry out the buffering support that cushions, the fixed a plurality of support columns that are provided with in top of buffering support, and a plurality of support columns evenly arrange in the outside of strutting arrangement main part, the top activity of support column runs through to the top and the fixedly connected with fixed block of bottom plate, fixedly connected with cover establishes the first buffer spring on the support column between the top of buffering support and the bottom of bottom plate. The utility model provides a large-scale steel structure bridge falls roof beam and uses interim strutting arrangement has good buffer function, can prevent to lead to whole strutting arrangement's damage owing to receive too big impact force at the roof beam in-process that falls to be favorable to ensureing holistic life, reduced the possibility of damage greatly, satisfied people's use needs.
Description
Technical Field
The utility model relates to a strutting arrangement technical field especially relates to a large-scale steel construction bridge falls roof beam and uses interim strutting arrangement.
Background
What interim strutting arrangement is that steel construction bridge falls one of the indispensable device of roof beam in-process, and the interim support form that adopts more in the construction at present has: wooden temporary supports, concrete temporary supports, steel structure temporary supports, and the like.
For example, prior patent No. 201920045905.9 discloses a temporary support device for large steel structure bridge beam falls, includes: the bottom plate, the welding of bottom plate top has lower part stiffening rib board, lower part stiffening rib board is equipped with four altogether, and four lower part stiffening rib board encircles the welding and is "square" form, two left and right sides lower part stiffening rib board left and right sides is opened there are two bolt holes, is adapted to steel structure bridge construction technical field's production and application, and after the bridge fell the roof beam, can twist out the bolt from the bolt hole falling the roof beam in-process simultaneously, and the slow outflow in the bolt hole will be followed to well thick closely knit sand, and the height of piston will descend simultaneously, alright fall the roof beam and dismantle with interim strutting arrangement to this kind of large-scale steel structure bridge.
However, in the above-mentioned prior art, the temporary supporting device does not have a buffering function, and if the impact force received during the beam falling process is too large, the whole supporting device is easily damaged, and the service life of the whole supporting device is not guaranteed. Therefore, the temporary supporting device for the large steel structure bridge girder falling is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that exists among the prior art, and the interim strutting arrangement is used to the roof beam that falls of a large-scale steel structure bridge that proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a temporary supporting device for large-scale steel structure bridge girder falling comprises a supporting device main body and a bottom plate arranged at the bottom of the supporting device main body, wherein a buffering support used for buffering the supporting device main body is arranged below the bottom plate, a plurality of supporting columns are fixedly arranged at the top of the buffering support and are uniformly distributed on the outer side of the supporting device main body, the tops of the supporting columns movably penetrate through the upper part of the bottom plate and are fixedly connected with a fixed block, a first buffering spring sleeved on the supporting columns is fixedly connected between the tops of the buffering support and the bottom of the bottom plate, and a second buffering spring sleeved on the supporting columns is fixedly connected between the tops of the bottom plate and the fixed block;
the buffer support is characterized in that a groove is formed in the central position of the top of the buffer support, supports which are symmetrically arranged are fixedly arranged on the inner wall of the bottom of the groove, a transverse rod is fixedly connected between the two supports, a fixing sleeve which is symmetrically arranged is fixedly sleeved on the transverse rod, a movable sleeve is movably sleeved on the transverse rod which is positioned on the inner side of the fixing sleeve, the top of the movable sleeve and the bottom of the bottom plate are rotatably connected through a first rotating rod, the bottom of the movable sleeve and the inner wall of the bottom of the groove are rotatably connected through a second rotating rod, and a third buffer spring which is arranged on the transverse rod is fixedly connected.
Preferably, the inner wall of the bottom of the groove is fixedly provided with first rotating seats which are symmetrically arranged, and the bottom of the second rotating rod is rotatably connected onto the first rotating seats.
Preferably, the bottom of the bottom plate is fixedly provided with second rotating seats which are symmetrically arranged, and the top of the first rotating rod is rotatably connected to the second rotating seats.
Preferably, the whole body formed by connecting the two supports and the cross rod is of a U-shaped structure.
Preferably, the first rotating rod and the second rotating rod are symmetrically arranged based on the cross rod.
Preferably, the bottom plate is further provided with symmetrically arranged movable holes, and the support columns movably penetrate through the movable holes.
Compared with the prior art, the beneficial effects of the utility model are that:
in the utility model, when the supporting device main body is subjected to a large impact force in the supporting process, the supporting device main body and the bottom plate can be integrally buffered downwards, the first buffer spring is further downwards extruded through the bottom plate when the supporting device main body and the bottom plate move downwards for buffering, and meanwhile, the second buffer spring is downwards moved by the bottom plate for stretching and deformation, so that a part of the large impact force applied to the supporting device main body in the supporting process can be offset through the deformation of the first buffer spring and the second buffer spring;
meanwhile, when the bottom plate moves downwards in a buffering mode, the first rotating rod and the second rotating rod are simultaneously in rotating fit, and then the two movable sleeves move close to each other on the cross rod, so that the movable sleeves stretch and deform the third buffer spring, and the deformation of the third buffer spring can further offset a part of impact force;
to sum up, the utility model provides a large-scale steel construction bridge falls roof beam and uses interim strutting arrangement has good buffer function, can prevent to lead to whole strutting arrangement's damage owing to receive too big impact force at the roof beam in-process that falls to be favorable to ensureing holistic life, reduced the possibility of damage greatly, satisfied people's use needs.
Drawings
Fig. 1 is a schematic structural view of a temporary supporting device for girder falling of a large steel structure bridge provided by the utility model;
fig. 2 is a schematic diagram of the enlarged structure of the local detail of the present invention.
In the figure: the device comprises a supporting device body 1, a bottom plate 2, a buffering support 3, a supporting column 4, a fixing block 5, a first buffering spring 6, a second buffering spring 7, a movable hole 8, a groove 9, a support 10, a cross rod 11, a first rotating rod 12, a movable sleeve 13, a third buffering spring 14, a fixed sleeve 15 and a second rotating rod 16.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-2, a temporary supporting device for girder falling of a large steel structure bridge comprises a supporting device main body 1 and a bottom plate 2 arranged at the bottom of the supporting device main body 1, wherein a buffering support 3 for buffering the supporting device main body 1 is arranged below the bottom plate 2, a plurality of supporting columns 4 are fixedly arranged at the top of the buffering support 3, the supporting columns 4 are uniformly distributed at the outer side of the supporting device main body 1, the tops of the supporting columns 4 movably penetrate above the bottom plate 2 and are fixedly connected with fixing blocks 5, first buffering springs 6 sleeved on the supporting columns 4 are fixedly connected between the tops of the buffering support 3 and the bottom of the bottom plate 2, and second buffering springs 7 sleeved on the supporting columns 4 are fixedly connected between the tops of the bottom plate 2 and the fixing blocks 5;
a groove 9 is formed in the center of the top of the buffer support 3, symmetrically arranged supports 10 are fixedly mounted on the inner wall of the bottom of the groove 9, a cross rod 11 is fixedly connected between the two supports 10, symmetrically arranged fixed sleeves 15 are fixedly sleeved on the cross rod 11, a movable sleeve 13 is movably sleeved on the cross rod 11 positioned on the inner side of the fixed sleeve 15, the top of the movable sleeve 13 is rotatably connected with the bottom of the bottom plate 2 through a first rotating rod 12, the bottom of the movable sleeve 13 is rotatably connected with the inner wall of the bottom of the groove 9 through a second rotating rod 16, and a third buffer spring 14 sleeved on the cross rod 11 is fixedly connected between the movable sleeve 13 and the fixed sleeve 15; the utility model provides a large-scale steel structure bridge falls roof beam and uses interim strutting arrangement has good buffer function, can prevent to lead to whole strutting arrangement's damage owing to receive too big impact force at the roof beam in-process that falls to be favorable to ensureing holistic life, reduced the possibility of damage greatly, satisfied people's use needs.
Specifically, the inner wall of the bottom of the groove 9 is fixedly provided with first rotating seats which are symmetrically arranged, and the bottom of the second rotating rod 16 is rotatably connected to the first rotating seats.
Specifically, the bottom of the bottom plate 2 is fixedly provided with a second rotating seat which is symmetrically arranged, and the top of the first rotating rod 12 is rotatably connected to the second rotating seat.
Specifically, the two brackets 10 and the cross bar 11 are connected to form a U-shaped structure as a whole.
Specifically, the first rotating lever 12 and the second rotating lever 16 are symmetrically disposed based on the cross bar 11.
Specifically, the bottom plate 2 is further provided with movable holes 8 which are symmetrically arranged, and the support column 4 movably penetrates through the movable holes 8.
In the utility model, when the supporting device main body 1 is subjected to a large impact force in the supporting process, the supporting device main body 1 and the bottom plate 2 can be integrally buffered downwards, the supporting device main body 1 and the bottom plate 2 can also downwards extrude the first buffer spring 6 through the bottom plate 2 when being moved downwards for buffering, and meanwhile, the second buffer spring 7 is moved downwards by the bottom plate 2 for stretching and deforming, so that a part of the large impact force applied to the supporting device main body 1 in the supporting process can be offset through the deformation of the first buffer spring 6 and the second buffer spring 7; meanwhile, when the bottom plate 2 moves downwards in a buffering manner, the first rotating rod 12 and the second rotating rod 16 are simultaneously in rotating fit, and then the two movable sleeves 13 move close to each other on the cross rod 1, so that the movable sleeves 13 stretch and deform the third buffer spring 14, and thus the deformation of the third buffer spring 14 can further offset a part of impact force; finally, the utility model provides a large-scale steel construction bridge falls roof beam and uses interim strutting arrangement has good buffer function, can prevent to lead to whole strutting arrangement's damage owing to receive too big impact force at the roof beam in-process that falls to be favorable to ensureing holistic life, reduced the possibility of damage greatly, satisfied people's use needs.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A temporary supporting device for girder falling of a large steel structure bridge comprises a supporting device main body (1) and a bottom plate (2) arranged at the bottom of the supporting device main body (1), it is characterized in that a buffer support (3) used for supporting the device main body (1) for buffering is arranged below the bottom plate (2), a plurality of supporting columns (4) are fixedly arranged at the top of the buffer support (3), a plurality of supporting columns (4) are uniformly arranged at the outer side of the supporting device main body (1), the tops of the supporting columns (4) movably penetrate to the upper part of the bottom plate (2) and are fixedly connected with fixing blocks (5), a first buffer spring (6) sleeved on the support column (4) is fixedly connected between the top of the buffer support (3) and the bottom of the bottom plate (2), and a second buffer spring (7) sleeved on the support column (4) is fixedly connected between the top of the bottom plate (2) and the fixed block (5);
be equipped with recess (9) on the top central authorities position of buffer support (3), fixed mounting has support (10) that the symmetry set up on the bottom inner wall of recess (9), and fixedly connected with horizontal pole (11) between two support (10), fixed cover (15) that the symmetry set up are cup jointed to fixed cover on horizontal pole (11), movable sleeve (13) have been cup jointed in the activity on horizontal pole (11) that are located fixed cover (15) inboard, and rotate through first dwang (12) between the top of movable sleeve (13) and the bottom of bottom plate (2) and be connected, rotate through second dwang (16) between the bottom of movable sleeve (13) and the bottom inner wall of recess (9) and be connected, fixedly connected with cover establishes third buffer spring (14) on horizontal pole (11) between movable sleeve (13) and fixed cover (15).
2. The temporary supporting device for the large steel structure bridge girder falling according to claim 1, wherein the inner wall of the bottom of the groove (9) is fixedly provided with first rotating seats which are symmetrically arranged, and the bottom of the second rotating rod (16) is rotatably connected to the first rotating seats.
3. The temporary supporting device for the large steel structure bridge girder falling of claim 1, wherein the bottom of the bottom plate (2) is fixedly provided with a second rotating seat which is symmetrically arranged, and the top of the first rotating rod (12) is rotatably connected to the second rotating seat.
4. The temporary supporting device for the large steel structure bridge girder falling of claim 1, wherein the two brackets (10) and the cross bar (11) are connected to form a U-shaped structure as a whole.
5. The temporary supporting device for the girder falling of the large steel structure bridge according to claim 1, wherein the first rotating rod (12) and the second rotating rod (16) are symmetrically arranged based on the cross rod (11).
6. The temporary supporting device for the large steel structure bridge girder falling of claim 1, wherein the bottom plate (2) is further provided with symmetrically arranged movable holes (8), and the supporting columns (4) movably penetrate through the movable holes (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020941513.3U CN212612010U (en) | 2020-05-29 | 2020-05-29 | Temporary supporting device for large steel structure bridge falling beam |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020941513.3U CN212612010U (en) | 2020-05-29 | 2020-05-29 | Temporary supporting device for large steel structure bridge falling beam |
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| CN212612010U true CN212612010U (en) | 2021-02-26 |
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| CN202020941513.3U Active CN212612010U (en) | 2020-05-29 | 2020-05-29 | Temporary supporting device for large steel structure bridge falling beam |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112942135A (en) * | 2021-04-09 | 2021-06-11 | 中铁二十四局集团江苏工程有限公司 | Temporary supporting device for large steel structure bridge falling beam |
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2020
- 2020-05-29 CN CN202020941513.3U patent/CN212612010U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112942135A (en) * | 2021-04-09 | 2021-06-11 | 中铁二十四局集团江苏工程有限公司 | Temporary supporting device for large steel structure bridge falling beam |
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