CN211420841U - Anti-seismic support for bridge engineering - Google Patents
Anti-seismic support for bridge engineering Download PDFInfo
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- CN211420841U CN211420841U CN201921281594.2U CN201921281594U CN211420841U CN 211420841 U CN211420841 U CN 211420841U CN 201921281594 U CN201921281594 U CN 201921281594U CN 211420841 U CN211420841 U CN 211420841U
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Abstract
The utility model relates to a bridge engineering technical field just discloses an antidetonation support that bridge engineering used, including upper bracket steel sheet and undersetting steel sheet, the top welding of upper bracket steel sheet has connecting steel sheet, go up the left and right sides fixedly connected with at connecting steel sheet top and go up the location steel sheet, it has last connecting bolt to go up one side welding that connecting steel sheet kept away from to fix a position the steel sheet, connecting steel sheet under the bottom fixedly connected with of undersetting steel sheet, the bottom welding of connecting steel sheet has annular steel sheet down, the one end that connecting steel sheet was kept away from down to annular steel sheet has cup jointed the pier. The utility model discloses a set up first recess, T type fixing base, mounting groove, steel pipe, metal sliding block, steel column, damping spring, second recess, third recess, rubber pad, fixing bolt, fixed steel sheet, fastening nut, support steel spare and through-hole for can be supported when the shock attenuation after receiving the bridge.
Description
Technical Field
The utility model relates to a bridge engineering technical field specifically is an antidetonation support that bridge engineering used.
Background
Bridge engineering mainly studies bridge crossing design, determines bridge aperture, considers navigation and line requirements to determine bridge deck height, considers that a base is not scoured or frozen to determine foundation embedment depth, designs a diversion building and the like; designing a bridge scheme; designing a bridge structure; constructing a bridge; bridge verification; bridge test; bridge maintenance and the like.
With the increase of the foundation construction strength of the country, bridges and construction projects are developed at a high speed, and various novel structural types and functional bridges are continuously emerged; the bridge anti-seismic design is a key ring in the bridge design, and the anti-seismic capacity of the bridge is a very important thing for the service life of the bridge, so that the anti-seismic support for the bridge engineering is provided.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to solve the above problems in the prior art, the utility model provides an anti-seismic support that bridge engineering used.
(II) technical scheme
In order to achieve the above object, the utility model discloses a main technical scheme include:
an anti-seismic support for bridge engineering comprises an upper support steel plate and a lower support steel plate, wherein an upper connecting steel plate is welded at the top of the upper support steel plate, upper positioning steel plates are fixedly connected to the left side and the right side of the top of the upper connecting steel plate, an upper connecting bolt is welded on one side, away from the upper connecting steel plate, of the upper positioning steel plate, a lower connecting steel plate is fixedly connected to the bottom of the lower support steel plate, an annular steel plate is welded at the bottom of the lower connecting steel plate, and a pier is sleeved at one end, away from the lower connecting steel plate, of the annular steel;
the steel column is characterized in that four first grooves distributed in a circumferential manner are formed in one side, opposite to the upper support steel plate and the lower support steel plate, of each first groove, the inner wall of each first groove is fixedly connected with a T-shaped fixing seat through a fastening bolt, mounting grooves are formed in one side, opposite to the two T-shaped fixing seats, of each mounting groove, two steel pipes are welded to the inner walls of the two mounting grooves, metal sliding blocks are movably connected to the inner portions of the steel pipes, a steel column is arranged between the two opposite steel pipes, the upper end and the lower end of the steel column penetrate through the two steel pipes and are welded with the two metal sliding blocks, a damping spring is fixedly connected to one side, away from the steel column, of;
the utility model discloses a support steel plate, including upper bracket steel sheet, bottom support, third recess, fixing bolt, upper bracket steel sheet, lower support steel sheet, upper bracket steel sheet bottom surface, the second recess has been seted up at the middle part on lower support steel sheet top surface, the top of second recess inner wall and the bottom of third recess inner wall all are provided with the rubber pad, fixing bolt has all been welded to the left and right sides of third recess inner wall bottom, the inside of third recess is provided with fixed steel sheet, the bottom of fixed steel sheet closely laminates with the top of the inside rubber pad of third recess, the left and right sides at fixed steel sheet top all is provided with fastening nut, just fastening nut and fixing bolt phase-match, the top welding of fixed.
In a further embodiment, the left side and the right side of the top of the upper positioning steel plate are provided with first positioning screws, and the upper positioning steel plate is fixedly connected with the upper connecting steel plate through the first positioning screws.
In a further embodiment, the outer ring surface of the annular steel plate is provided with four arc-shaped positioning steel plates distributed circumferentially, the surface of each arc-shaped positioning steel plate is provided with three second positioning screws, the three second positioning screws are distributed in a triangular mode, and the arc-shaped positioning steel plates are fixedly connected with the annular steel plates and the bridge piers through the second positioning screws.
In a further embodiment, the left side and the right side of the top of the fixing steel plate are provided with through holes, and the fixing bolts penetrate through the through holes.
In a further embodiment, a third part of the surface of the fixing bolt is threaded at the top of the fixing bolt, and the rest part of the surface of the fixing bolt is a smooth surface.
In a further embodiment, the top of the support steel is saw-toothed in shape and the bottom of the support steel is smooth planar.
(III) advantageous effects
The utility model provides an antidetonation support that bridge engineering used. The method has the following beneficial effects:
(1) the anti-seismic support for bridge engineering comprises a first groove, a T-shaped fixed seat, a mounting groove, steel pipes, a metal sliding block, a steel column, a damping spring, a second groove, a third groove, a rubber pad, a fixing bolt, a fixing steel plate, a fastening nut, a supporting steel part and a through hole, wherein when the bridge is vibrated, the bridge can slightly move up and down, at the moment, because the length of the steel column is unchanged, the two steel pipes can relatively move, the metal sliding block is driven to move in the steel pipes at the moment, so that the damping spring is compressed or stretched, the bridge can reset through the buffer action of the damping spring, the phenomenon that the bridge is deformed due to vibration can be effectively avoided, when the bridge slightly moves downwards, an upper support steel plate can be close to a lower support steel plate, at the moment, the rubber pad in the second groove is pressed downwards and deformed, so that the supporting steel part and the fixing steel plate are driven to move downwards together, and the rubber pad in the third groove is deformed, and the supporting force of the lower support steel plate on the upper support steel plate is stronger through the serrated supporting steel part, so that the bridge can be supported while being damped after being vibrated.
(2) This anti-seismic support that bridge engineering used, through setting up the upper bracket steel sheet, the lower bolster steel sheet, go up connection steel sheet, go up positioning steel sheet, go up connecting bolt, lower connection steel sheet, the annular steel sheet, the pier, first set screw, arc positioning steel sheet and second set screw, cover the surface at the pier with the annular steel sheet, then install four arc positioning steel sheets at the surface of annular steel sheet through the second set screw, and twist the inside of pier with the second set screw, then will go up positioning steel sheet through first set screw and install the top at the upper bracket steel sheet, be connected with the bridge through last connecting bolt afterwards, thereby reach being connected of pier and bridge.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the T-shaped fixing base and the steel tube of the present invention;
fig. 3 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.
[ description of reference ]
In the figure: 1 upper bracket steel sheet, 2 lower support steel sheets, 3 upper connecting steel sheets, 4 upper positioning steel sheets, 5 upper connecting bolts, 6 lower connecting steel sheets, 7 annular steel sheets, 8 piers, 9 first grooves, 10T-shaped fixing seats, 11 mounting grooves, 12 steel pipes, 13 metal sliding blocks, 14 steel columns, 15 damping springs, 16 second grooves, 17 third grooves, 18 rubber pads, 19 fixing bolts, 20 fixing steel sheets, 21 fastening nuts, 22 supporting steel pieces, 23 first positioning screws, 24 arc-shaped positioning steel sheets, 25 second positioning screws and 26 through holes.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-3, the utility model provides a technical solution: an anti-seismic support for bridge engineering comprises an upper support steel plate 1 and a lower support steel plate 2, wherein an upper connecting steel plate 3 is welded on the top of the upper support steel plate 1, the left side and the right side of the top of the upper connecting steel plate 3 are fixedly connected with upper positioning steel plates 4, the left side and the right side of the top of each upper positioning steel plate 4 are respectively provided with a first positioning screw 23, each upper positioning steel plate 4 is fixedly connected with the upper connecting steel plate 3 through the first positioning screws 23, one side of each upper positioning steel plate 4, which is far away from the upper connecting steel plate 3, is welded with an upper connecting bolt 5, the bottom of each lower support steel plate 2 is fixedly connected with a lower connecting steel plate 6, the bottom of each lower connecting steel plate 6 is welded with an annular steel plate 7, one end, which is far away from the lower connecting steel plate 6, of each annular steel plate 7 is sleeved with a pier 8, the surface of, the three second positioning screws 25 are distributed in a triangular shape, the arc-shaped positioning steel plate 24 is fixedly connected with the annular steel plate 7 and the bridge pier 8 through the second positioning screws 25, the annular steel plate 7 is sleeved on the surface of the bridge pier 8 through the arrangement of the upper support steel plate 1, the lower support steel plate 2, the upper connecting steel plate 3, the upper positioning steel plate 4, the upper connecting bolt 5, the lower connecting steel plate 6, the annular steel plate 7, the bridge pier 8, the first positioning screws 23, the arc-shaped positioning steel plate 24 and the second positioning screws 25, the four arc-shaped positioning steel plates 24 are installed on the outer surface of the annular steel plate 7 through the second positioning screws 25, the second positioning screws 25 are screwed into the bridge pier 8, the upper positioning steel plate 4 is installed on the top of the upper support steel plate 1 through the first positioning screws 23, and then is connected with the bridge through the upper connecting bolts 5, and therefore the bridge pier is;
the steel column fixing device comprises an upper support steel plate 1, a lower support steel plate 2, four first grooves 9 distributed in a circumferential manner, T-shaped fixing seats 10 fixedly connected to the inner walls of the first grooves 9 through fastening bolts, mounting grooves 11 formed in one opposite sides of the two T-shaped fixing seats 10, two steel pipes 12 welded to the inner walls of the two mounting grooves 11, metal sliders 13 movably connected to the inner portions of the steel pipes 12, a steel column 14 arranged between the two opposite steel pipes 12, two steel pipes 12 penetrating through the upper end and the lower end of the steel column 14 and welded to the two metal sliders 13, damping springs 15 fixedly connected to one sides of the two metal sliders 13 far away from the steel column 14, and ends of the damping springs 15 far away from the metal sliders 13 and the inner walls of the steel pipes 12;
the middle part of the surface of the bottom of the upper support steel plate 1 is provided with a second groove 16, the middle part of the surface of the top of the lower support steel plate 2 is provided with a third groove 17, the top of the inner wall of the second groove 16 and the bottom of the inner wall of the third groove 17 are both provided with rubber pads 18, the left side and the right side of the bottom of the inner wall of the third groove 17 are both welded with fixing bolts 19, one third part of the surface of the fixing bolt 19 is positioned at the top of the fixing bolt 19 and is provided with threads, the rest part of the surface of the fixing bolt 19 is a smooth surface, the inside of the third groove 17 is provided with a fixing steel plate 20, the bottom of the fixing steel plate 20 is tightly attached to the top of the rubber pad 18 inside the third groove 17, the left side and the right side of the top of the fixing steel plate 20 are provided with through holes 26, the fixing bolt 19 is, the top of the fixed steel plate 20 is welded with the supporting steel member 22, the top of the supporting steel member 22 is in a sawtooth shape, the bottom of the supporting steel member 22 is in a smooth plane structure, and by arranging the first groove 9, the T-shaped fixed seat 10, the mounting groove 11, the steel pipes 12, the metal sliding blocks 13, the steel column 14, the damping spring 15, the second groove 16, the third groove 17, the rubber pad 18, the fixing bolt 19, the fixed steel plate 20, the fastening nut 21, the supporting steel member 22 and the through hole 26, when the bridge is vibrated, the bridge can slightly move up and down, at the moment, because the length of the steel column 14 is unchanged, the two steel pipes 12 can relatively move, and at the moment, the metal sliding blocks 13 are driven to move in the steel pipes 12, so that the damping spring 15 is compressed or stretched, and the bridge can reset through the buffering effect of the damping spring 15, thereby effectively avoiding the phenomenon that the, simultaneously the bridge can produce when slight movement downwards, upper bracket steel sheet 1 can be close to lower support steel sheet 2, rubber pad 18 in the second recess 16 pushes down and produces deformation this moment, consequently, drive support steel part 22 and fixed steel sheet 20 and move down together, and make rubber pad 18 in the third recess 17 produce deformation, support steel part 22 through the cockscomb structure makes lower support steel sheet 2 stronger to upper bracket steel sheet 1's holding power simultaneously, thereby can be supported when making the bridge receive after vibrations and can the absorbing.
The working principle is as follows: firstly, the annular steel plate 7 is sleeved on the surface of a pier 8, then four arc-shaped positioning steel plates 24 are arranged on the outer surface of the annular steel plate 7 through second positioning screws 25, the second positioning screws 25 are screwed into the pier 8, then the upper positioning steel plate 4 is arranged on the top of the upper support steel plate 1 through first positioning screws 23, and then the bridge is connected with the bridge through upper connecting bolts 5, so that the connection between the pier and the bridge is achieved, when the bridge is vibrated, the bridge can slightly move up and down, at the moment, because the length of the steel column 14 is unchanged, the two steel pipes 12 can relatively move, at the moment, the metal slide block 13 is driven to move in the steel pipe 12, so that the damping spring 15 is compressed or stretched, through the buffer effect of the damping spring 15, the bridge can reset, thereby effectively avoiding the phenomenon that the bridge is deformed due to vibration, and when the bridge can slightly move downwards, upper bracket steel sheet 1 can be close to undersetting steel sheet 2, rubber pad 18 in the second recess 16 pushes down and produces deformation this moment, consequently, drive support steel part 22 and fixed steel sheet 20 and move down together, and make the rubber pad 18 in the third recess 17 produce deformation, support steel part 22 through the cockscomb structure makes undersetting steel sheet 2 stronger to the holding power of upper bracket steel sheet 1 simultaneously, thereby can be supported when making the bridge receive after the vibrations.
To sum up, the anti-seismic support for bridge engineering is provided with a first groove 9, a T-shaped fixed seat 10, a mounting groove 11, a steel pipe 12, a metal sliding block 13, a steel column 14, a damping spring 15, a second groove 16, a third groove 17, a rubber pad 18, a fixing bolt 19, a fixing steel plate 20, a fastening nut 21, a supporting steel part 22 and a through hole 26, when the bridge is vibrated, the bridge can slightly move up and down, at the moment, because the length of the steel column 14 is unchanged, the two steel pipes 12 can relatively move, at the moment, the metal sliding block 13 is driven to move in the steel pipe 12, so that the damping spring 15 is compressed or stretched, through the buffer action of the damping spring 15, the bridge can reset, thereby effectively avoiding the phenomenon that the bridge is deformed due to vibration, and when the bridge slightly moves downwards, the upper support steel plate 1 can be close to the lower support steel plate 2, rubber pad 18 in the second recess 16 pushes down and produces deformation this moment, consequently drives support steel 22 and fixed steel sheet 20 and moves down together to make the rubber pad 18 in the third recess 17 produce deformation, make the holding power of lower carriage steel sheet 2 to upper bracket steel sheet 1 stronger through the support steel 22 of cockscomb structure simultaneously, thereby can be supported when making the bridge receive vibrations after can the shock attenuation.
Simultaneously, through setting up upper bracket steel sheet 1, lower bracket steel sheet 2, go up connection steel sheet 3, go up positioning steel sheet 4, go up connecting bolt 5, lower connection steel sheet 6, annular steel sheet 7, pier 8, first set screw 23, arc positioning steel sheet 24 and second set screw 25, overlap annular steel sheet 7 on pier 8's surface, then install four arc positioning steel sheet 24 at annular steel sheet 7's surface through second set screw 25, and twist second set screw 25 into pier 8's inside, then install at upper bracket steel sheet 1's top through first set screw 23 with last positioning steel sheet 4, be connected with the bridge through last connecting bolt 5 afterwards, thereby reach the connection of pier and bridge.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a reference structure" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an antidetonation support that bridge engineering used, includes upper bracket steel sheet (1) and undersetting steel sheet (2), its characterized in that: an upper connecting steel plate (3) is welded at the top of the upper support steel plate (1), upper positioning steel plates (4) are fixedly connected to the left side and the right side of the top of the upper connecting steel plate (3), an upper connecting bolt (5) is welded on one side, away from the upper connecting steel plate (3), of the upper positioning steel plate (4), a lower connecting steel plate (6) is fixedly connected to the bottom of the lower support steel plate (2), an annular steel plate (7) is welded at the bottom of the lower connecting steel plate (6), and a pier (8) is sleeved at one end, away from the lower connecting steel plate (6), of the annular steel plate (7);
four first grooves (9) which are distributed in a circumferential manner are formed in one side of the upper support steel plate (1) opposite to one side of the lower support steel plate (2), the inner wall of the first groove (9) is fixedly connected with T-shaped fixed seats (10) through fastening bolts, one side of each of the two T-shaped fixed seats (10) opposite to each other is provided with a mounting groove (11), two steel pipes (12) are welded on the inner walls of the two mounting grooves (11), the interior of the steel pipe (12) is movably connected with a metal sliding block (13), a steel column (14) is arranged between the two opposite steel pipes (12), the upper end and the lower end of the steel column (14) penetrate through the two steel pipes (12) and are welded with the two metal sliding blocks (13), one side of each metal sliding block (13) far away from the steel column (14) is fixedly connected with a damping spring (15), one end of the damping spring (15) far away from the metal sliding block (13) is fixedly connected with the inner wall of the steel pipe (12);
a second groove (16) is arranged in the middle of the bottom surface of the upper support steel plate (1), the middle part of the top surface of the lower support steel plate (2) is provided with a third groove (17), rubber pads (18) are arranged at the top of the inner wall of the second groove (16) and the bottom of the inner wall of the third groove (17), the left side and the right side of the bottom of the inner wall of the third groove (17) are welded with fixing bolts (19), a fixed steel plate (20) is arranged in the third groove (17), the bottom of the fixed steel plate (20) is tightly attached to the top of a rubber pad (18) in the third groove (17), the left side and the right side of the top of the fixed steel plate (20) are both provided with fastening nuts (21), and the fastening nut (21) is matched with the fixing bolt (19), and the top of the fixing steel plate (20) is welded with a supporting steel piece (22).
2. An earthquake-resistant support for bridge engineering according to claim 1, wherein: go up the left and right sides at positioning steel plate (4) top and all be provided with first set screw (23), just go up positioning steel plate (4) through first set screw (23) and last connecting steel plate (3) fixed connection.
3. An earthquake-resistant support for bridge engineering according to claim 1, wherein: the outer lane surface of annular steel sheet (7) is provided with four arc positioning steel sheet (24) that become the circumference and distribute, the surface of arc positioning steel sheet (24) is provided with three second set screw (25), and is three second set screw (25) are triangular distribution, just arc positioning steel sheet (24) are through second set screw (25) and annular steel sheet (7) and pier (8) fixed connection.
4. An earthquake-resistant support for bridge engineering according to claim 1, wherein: through holes (26) are formed in the left side and the right side of the top of the fixed steel plate (20), and the fixing bolts (19) penetrate through the through holes (26).
5. An earthquake-resistant support for bridge engineering according to claim 1, wherein: the thread is arranged on one third of the surface of the fixing bolt (19) and positioned at the top of the fixing bolt (19), and the rest part of the surface of the fixing bolt (19) is a smooth surface.
6. An earthquake-resistant support for bridge engineering according to claim 1, wherein: the top of the supporting steel piece (22) is in a sawtooth shape, and the bottom of the supporting steel piece (22) is in a smooth plane structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921281594.2U CN211420841U (en) | 2019-08-09 | 2019-08-09 | Anti-seismic support for bridge engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921281594.2U CN211420841U (en) | 2019-08-09 | 2019-08-09 | Anti-seismic support for bridge engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211420841U true CN211420841U (en) | 2020-09-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921281594.2U Expired - Fee Related CN211420841U (en) | 2019-08-09 | 2019-08-09 | Anti-seismic support for bridge engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211420841U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114108858A (en) * | 2021-10-25 | 2022-03-01 | 中铁第一勘察设计院集团有限公司 | Symmetrical slider type shock isolation device |
-
2019
- 2019-08-09 CN CN201921281594.2U patent/CN211420841U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114108858A (en) * | 2021-10-25 | 2022-03-01 | 中铁第一勘察设计院集团有限公司 | Symmetrical slider type shock isolation device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200904 Termination date: 20210809 |