CN211142853U - Curve bridge deviation correcting device - Google Patents
Curve bridge deviation correcting device Download PDFInfo
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- CN211142853U CN211142853U CN201921673577.3U CN201921673577U CN211142853U CN 211142853 U CN211142853 U CN 211142853U CN 201921673577 U CN201921673577 U CN 201921673577U CN 211142853 U CN211142853 U CN 211142853U
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Abstract
The utility model discloses a curve bridge deviation correcting device, deviation correcting adjusting device includes base, top jack, jacking jack, removes seat, top support, rubber piece, top pushing component, emollient and counter-force component, the base is fixed on curve bridge bent cap, fixes counter-force component, top jack and removes the seat on the base, emollient setting before top pushing jack and base and between removal seat and the base, the counter-force component sets up one side at the base, counter-force component inboard connects top pushing jack one side, top pushing jack opposite side connects the removal seat, connect jacking jack on the removal seat, the top support bottom sets up the circular slot, the top support passes through the circular slot and is connected with jacking jack, the top support top connects the rubber piece, the rubber piece top connects curve bridge box bottom surface; the limiting device comprises a bracket support and a limiting frame, the bracket support is fixed on the bridge bent cap, the limiting frame is connected on the bracket support, and the limiting frame is connected with the side face of the curved bridge box girder.
Description
Technical Field
The utility model belongs to the bridge field of maintaining, especially a curve bridge deviation correcting device.
Background
At present, a large longitudinal slope and a small radius curve beam bridge are mostly applied to expressways and urban elevated ramp bridges, but are influenced by the linear shape of the bridge, and a main beam is easy to longitudinally and transversely shift under the action of factors such as temperature, automobile centrifugal force and the like during operation, so that the structural safety is influenced, and meanwhile, hidden dangers are brought to the safe passing of vehicles. Therefore, potential safety hazards can be found and solved in time, the safety of the bridge is maintained, and the fact that normal traffic operation is guaranteed becomes important content of bridge maintenance work. However, the technical requirement of the deviation rectifying and reinforcing scheme is high, no formed template specification can be provided for reference in China, the construction risk is high, and the disease conditions of the curved beam bridge are different.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a through setting up the adjusting device of rectifying, utilize the jacking jack to jack up the curved bridge case roof beam, make curved bridge case roof beam and curved bridge bent cap both separate each other, then utilize the jacking jack horizontal push to move the seat, move the seat because the bottom is provided with the emollient, can move on the base, and then realize the rectifying of curved bridge; meanwhile, a displacement sensor arranged between the reaction member and the pushing member is used for measuring the horizontal displacement of the pushing jack, so that the deviation correcting amount is ensured to be in accordance with the calculated amount; the jacking function is that when the jack extends into the jacking, the jack can be protected from being damaged during jacking; the hard rubber block is used for increasing the friction force between the beam bottom and the jack.
In order to solve the problem, the utility model provides a curve bridge deviation correcting device.
The utility model adopts the technical proposal that:
a curve bridge deviation correcting device comprises a deviation correcting adjusting device and a limiting device, wherein the deviation correcting adjusting device comprises a base, a pushing jack, a jacking jack, a moving base, a jacking support, a rubber block, a pushing component, a lubricant and a counter-force component, the base is fixed on a curved bridge cover beam, a counter-force member, a pushing jack and a moving seat are connected to the base, a lubricant is arranged between the pushing jack and the base and between the moving seat and the base, the counter-force member is arranged on one side of the base, the inner side of the counter-force member is connected with one side of the pushing jack, the thrust direction of the pushing jack is in the horizontal direction, the other side of the pushing jack is connected with the moving seat, the moving seat is connected with the jacking jack, the thrust direction of the jacking jack is in the vertical direction, a circular groove is formed in the bottom of the jacking, the jacking is connected with the jacking jack through the circular groove, the top of the jacking is connected with a rubber block, and the top of the rubber block; the limiting device comprises a bracket support and a limiting frame, the bracket support is fixed on the curved bridge bent cap, the limiting frame is connected on the bracket support, and the limiting frame is connected with the side face of the curved bridge box girder. Arranging a deviation rectifying adjusting device, jacking the curved bridge box girder by using a jacking jack to separate the curved bridge box girder and the curved bridge capping girder from each other, then horizontally pushing a moving seat by using the jacking jack, wherein the moving seat can move on a base due to the fact that a lubricant is arranged at the bottom of the moving seat, and further rectifying deviation of the curved bridge is realized; the jacking function is that when the jack extends into the jacking, the jack can be protected from being damaged during jacking; the hard rubber block has the function of increasing the friction force between the beam bottom and the jack
Further, the pushing device further comprises a displacement sensor, and the displacement sensor is arranged between the reaction member and the pushing member. And measuring the horizontal displacement of the pushing jack by using a displacement sensor arranged between the reaction member and the pushing member, thereby ensuring that the deviation correcting amount meets the calculated amount.
Preferably, the end part of the limiting frame is provided with a teflon plate.
Compared with the prior art, the utility model have following advantage and effect:
1. the utility model discloses an utilize the displacement sensor who sets up between counter-force component and top pushing member, measure the horizontal displacement that the top pushed jack, and then guarantee that the volume of rectifying accords with the calculated volume.
2. The utility model is provided with a deviation rectifying adjusting device, a jacking jack is utilized to jack a curved bridge box girder, so that the curved bridge box girder and a curved bridge bent cap are separated from each other, then the jacking jack is utilized to horizontally push a moving seat, and the moving seat can move on a base due to the fact that a lubricant is arranged at the bottom of the moving seat, thereby realizing the deviation rectifying of the curved bridge; the jacking function is that when the jack extends into the jacking, the jack can be protected from being damaged during jacking; the hard rubber block is used for increasing the friction force between the beam bottom and the jack.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification.
Fig. 1 is a plan view of the present invention.
Fig. 2 is a structural diagram of the present invention.
FIG. 3 is a structural diagram of the deviation rectifying device.
Fig. 4 is a top view of fig. 3.
Fig. 5 is a structural view of the jack.
Description of reference numerals:
a box girder 1; a capping beam 2; a deviation rectifying and adjusting device 3; a bracket support 4; a limiting frame 5;
a tetrafluoro plate 6; a displacement sensor 7; a base 31; a reaction member 32; a jack 33;
an urging member 34; silicone oil 35; a jacking jack 36; a top support 37; a rubber block 38; the seat 39 is moved.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Example 1: as shown in fig. 1 to 5, a curved bridge deviation rectifying device comprises a deviation rectifying adjusting device 3, a limiting device and a displacement sensor 7, wherein the deviation rectifying adjusting device comprises a base 31, a pushing jack 33, a jacking jack 36, a moving seat 39, a jacking 37, a rubber block 38, a pushing member 34, silicone oil 35 and a reaction member 32, the base 31 is fixed on a curved bridge cover beam 2, a teflon plate with the silicone oil 35 is installed on the upper surface of the base 31, the reaction member 32, the pushing jack 33 and the moving seat 39 are connected on the base 31, the silicone oil 35 is arranged between the pushing jack 33 and the base 31 and between the moving seat 39 and the base 31, the reaction member 32 is arranged on the left side of the base 31, the pushing jack 33 is connected on the right side of the reaction member 31, the thrust direction of the pushing jack 33 is the horizontal direction, the moving seat 39 is connected on the right side of the pushing jack 33, the moving seat 39 is connected with the jacking jack 36, the thrust direction of the jacking jack 36 is vertical, a circular groove is formed in the bottom of the jacking support 37, the jacking support 37 is connected with the jacking jack 36 through the circular groove, the top of the jacking support 37 is connected with the rubber block 38, and the top of the rubber block 38 is connected with the bottom surface of the curved bridge box girder 1; stop device includes bracket support 4 and spacing 5, and bracket support 4 is fixed on curved bridge bent cap 2, connects spacing 5 on bracket support 4, and 5 tip surface mounting tetrafluoro boards 6 of spacing, tetrafluoro board 6 are connected with the side of curved bridge case roof beam 1. The displacement sensor 7 is fixed on the curved bridge capping beam 2 and is positioned on the side of the deviation rectifying and adjusting device 3, and the probe of the displacement sensor 7 is positioned between the reaction member 32 and the pushing member 34.
When the self-locking device is used, after the jacking jack 36 pressurizes and jacks up the box girder 1, the self-locking device of the jacking jack 36 holds the load. Then the pushing jack 33 horizontally pressurizes and pushes the moving seat 39, and the box girder 1 is driven by the moving seat 39 to horizontally move together, thereby completing the deviation correction.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (3)
1. The curve bridge deviation correcting device is characterized by comprising a deviation correcting adjusting device and a limiting device, wherein the deviation correcting adjusting device comprises a base, a pushing jack, a jacking jack, a moving seat, a jacking support, a rubber block, a pushing member, a lubricant and a counter-force member, the base is fixed on a curve bridge cover beam, the counter-force member, the pushing jack and the moving seat are connected on the base, the lubricant is arranged between the pushing jack and the base and between the moving seat and the base, the counter-force member is arranged on one side of the base, the inner side of the counter-force member is connected with one side of the pushing jack, the thrust direction of the pushing jack is horizontal, the other side of the pushing jack is connected with the moving seat, the jacking jack is connected on the moving seat, the thrust direction of the jacking jack is vertical, a circular groove is formed in the bottom of the jacking support, the jacking support is connected with the jacking jack through the circular groove, the, the top of the rubber block is connected with the bottom surface of the curved bridge box girder; the limiting device comprises a bracket support and a limiting frame, the bracket support is fixed on the curved bridge bent cap, the limiting frame is connected on the bracket support, and the limiting frame is connected with the side face of the curved bridge box girder.
2. The apparatus according to claim 1, further comprising a displacement sensor disposed between the reaction member and the pushing member.
3. The curved bridge deviation correcting device according to claim 1, wherein a tetrafluoro plate is disposed at an end of the limiting frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921673577.3U CN211142853U (en) | 2019-10-09 | 2019-10-09 | Curve bridge deviation correcting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921673577.3U CN211142853U (en) | 2019-10-09 | 2019-10-09 | Curve bridge deviation correcting device |
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| Publication Number | Publication Date |
|---|---|
| CN211142853U true CN211142853U (en) | 2020-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921673577.3U Active CN211142853U (en) | 2019-10-09 | 2019-10-09 | Curve bridge deviation correcting device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114134811A (en) * | 2021-10-19 | 2022-03-04 | 中铁二十五局集团第二工程有限公司 | Steel truss girder dragging frame and bridge steel truss girder erecting method |
-
2019
- 2019-10-09 CN CN201921673577.3U patent/CN211142853U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114134811A (en) * | 2021-10-19 | 2022-03-04 | 中铁二十五局集团第二工程有限公司 | Steel truss girder dragging frame and bridge steel truss girder erecting method |
| CN114134811B (en) * | 2021-10-19 | 2024-03-08 | 中铁二十五局集团第二工程有限公司 | Steel truss girder traction frame and erection method of steel truss girder for bridge |
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