CN209114320U - A kind of shallow embedding formula bridge extension joint - Google Patents
A kind of shallow embedding formula bridge extension joint Download PDFInfo
- Publication number
- CN209114320U CN209114320U CN201821744863.XU CN201821744863U CN209114320U CN 209114320 U CN209114320 U CN 209114320U CN 201821744863 U CN201821744863 U CN 201821744863U CN 209114320 U CN209114320 U CN 209114320U
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- CN
- China
- Prior art keywords
- fixedly installed
- extension joint
- bridge extension
- telescoping mechanism
- support
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Abstract
The utility model provides a kind of shallow embedding formula bridge extension joint, is related to bridge extension joint technical field.Realize the effect for extending Flexible Reset girder steel and supporting beam service life.The shallow embedding formula bridge extension joint, including beam body, telescoping mechanism, fixed lip block, side bar, seal rubber band, central sill, supporting beam, elastic mechanism and buffer unit, the inside of beam body is fixedly installed with telescoping mechanism, and fixed lip block is welded at the top of telescoping mechanism.The shallow embedding formula bridge extension joint, elastic buffer and reset by the rigid beam of Flexible Reset, so that mitigating the load of crossbeam, crossbeam is resetted simultaneously, it avoids crossbeam and receives pressure for a long time, occur position displacement, while support steel beam and reinforcing rib are set, Flexible Reset girder steel is consolidated, extend the service life of Flexible Reset girder steel, while central sill is arranged into inside supporting beam, advantageously reduces the height at expansion joint, construction cost is reduced, while meeting job specfication.
Description
Technical field
The utility model relates to beam telescopic device technical fields, are particularly a kind of shallow embedding formula bridge extension joint.
Background technique
With the development of society, the fast development of construction industry, also more and more flourishing for the construction technology of bridge, especially
For the linking and construction between bridge, there is unique construction technology, particularly the construction of shallow embedding formula bridge extension joint is got over
Come more advanced.
Traditional shallow embedding formula bridge extension joint can not safeguard crossbeam, lead to crossbeam when crossbeam transmits pressure
It needs to be regularly maintained, while case being supported to receive pressure for a long time, be unable to get effective buffering, need to be safeguarded for a long time.
Utility model content
Goal of the invention provided by the utility model is to provide a kind of shallow embedding formula bridge extension joint, which stretches
Compression apparatus, by the way that buffer unit is arranged, so that two sides are conducted to crossbeam to the left and right pressure by central sill when central sill is under pressure
It is interior, by carrying out preliminary dispersion pressure with covering and cross pin shaft, then passed through by crossbeam in pressure conduction to Flexible Reset girder steel
The elastic buffer of the rigid beam of Flexible Reset and reset so that mitigating the load of crossbeam, while resetting crossbeam, it is long-term to avoid crossbeam
Pressure is received, occur position displacement, while support steel beam and reinforcing rib are set, Flexible Reset girder steel is consolidated, is extended multiple
The service life of the elastic girder steel in position, while central sill is arranged into inside supporting beam, the height at expansion joint is advantageously reduced, reduction is applied
Work cost, while meeting job specfication.
In order to achieve the above object, the utility model is achieved by the following technical programs: a kind of shallow embedding formula bridge is flexible
Device, including beam body, telescoping mechanism, fixed lip block, side bar, seal rubber band, central sill, supporting beam, elastic mechanism are gentle
Flushing device, the inside of the beam body are fixedly installed with telescoping mechanism, fixed lip block are welded at the top of the telescoping mechanism,
Be fixedly installed with side bar at the top of the fixed lip block, the telescoping mechanism it is opposite be fixedly installed with supporting beam on one side,
The bottom of the telescoping mechanism is fixedly installed with elastic mechanism, and the opposite side of the telescoping mechanism is fixedly installed with buffering dress
It sets.
The telescoping mechanism includes anchor slab, and the bottom of the anchor slab, which is bolted, is equipped with support case, the support
The inside of case was fixedly installed with pin shaft, and the two sides for crossing pin shaft are fixedly installed with and cover, and described and set outer surface is solid
Dingan County is equipped with positioning seat, and the opposite side of the positioning seat is fixedly installed with positioning sleeve, and the outer surface of the positioning sleeve is welded with
Pilot pin is fixedly installed with cushion block at the top of the support case.
Preferably, the elastic mechanism includes support fashioned iron, and the support fashioned iron is welded by reinforcing welding block and concave steel plate
It connects, the bottom end that the support fashioned iron is located inside concave steel plate is welded with elastic steel column.
Preferably, the two sides of the concave steel plate offer screw hole, and the inside of the concave steel plate is passed through by expansion bolt
It wears screw hole and extends to the inside of support fashioned iron.
Preferably, the buffer unit includes sleeve, and Flexible Reset girder steel, the reset are welded on the right side of the sleeve
The right end of elastic girder steel is fixedly installed with support steel beam, and the outer surface of the support steel beam is welded with reinforcing rib.
Preferably, the supporting beam includes damping balance spring, and the opposite side of the damping balance spring is fixedly mounted
There is crossbeam.
Preferably, the crossbeam sequentially passes through support case, positioning sleeve, positioning seat, crosses pin shaft and and cover and extend to sleeve
Inside.
The utility model provides a kind of shallow embedding formula bridge extension joint.Have it is following the utility model has the advantages that
1, the shallow embedding formula bridge extension joint, by the way that buffer unit is arranged, so that when central sill is under pressure, by central sill handle
Pressure to the left and right conduct to crossbeam by two sides, by carrying out preliminary dispersion pressure with covering and cross pin shaft, then by crossbeam pressure
In conduction to Flexible Reset girder steel, elastic buffer and reset by the rigid beam of Flexible Reset, so that mitigating the load of crossbeam, simultaneously
Crossbeam is resetted, crossbeam is avoided and receives pressure for a long time, occur position displacement, while support steel beam and reinforcing rib are set, to multiple
The elastic girder steel in position is consolidated, and extends the service life of Flexible Reset girder steel, while central sill is arranged into inside supporting beam, favorably
In the height for reducing expansion joint, construction cost is reduced, while meeting job specfication.
2, shallow embedding formula bridge extension joint, by the way that elastic mechanism is arranged, so that supporting beam is logical when bridge is under pressure
Overdamp balancing spring conducts power to crossbeam, power is dispersed in support case by crossing pin shaft, support case is under pressure, and passes
Reach and pressure is tentatively buffered by the elastic buffer of elastic steel column to support fashioned iron, is conducive to the entirety for mitigating supporting beam
Pressure extends the service life of supporting beam, reduces maintenance frequency.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the structural schematic diagram in the utility model Fig. 1 at A；
Fig. 3 is the structural schematic diagram in the utility model Fig. 1 at B.
In figure: pin shaft, 24 and set, 25 positioning seats, 26 positioning are crossed in 1 beam body, 2 telescoping mechanisms, 21 anchor slabs, 22 support casees, 23
Set, 27 pilot pins, 28 cushion blocks, 3 fixed lip blocks, 4 side bars, 5 seal rubber bands, 6 central sills, 7 supporting beams, 71 damping balance bullets
Welding block, 83 expansion bolts, 84 concave steel plates, 85 elastic steel columns, 9 are reinforced in spring, 72 crossbeams, 8 elastic mechanisms, 81 support fashioned iron, 82
Buffer unit, 91 sleeves, 92 Flexible Reset girder steels, 93 support steel beams, 94 reinforcing ribs.
Specific embodiment
As shown in Figure 1-3, a kind of shallow embedding formula bridge extension joint, including beam body 1, telescoping mechanism 2, fixed lip block 3,
Side bar 4, seal rubber band 5, central sill 6, supporting beam 7, elastic mechanism 8 and buffer unit 9, the inside of beam body 1, which is fixedly installed with, stretches
Contracting mechanism 2, the top of telescoping mechanism 2 are welded with fixed lip block 3, and the top of fixed lip block 3 is fixedly installed with side bar
4, telescoping mechanism 2 it is opposite be fixedly installed with supporting beam 7 on one side, supporting beam 7 includes damping balance spring 71, damping balance spring
71 opposite sides are fixedly installed with crossbeam 72, and crossbeam 72 sequentially passes through support case 22, positioning sleeve 26, positioning seat 25, crosses pin shaft
23 and and set 24 and extend to the inside of sleeve 91, the bottom of telescoping mechanism 2 is fixedly installed with elastic mechanism 8, and elastic mechanism 8 wraps
Support fashioned iron 81 is included, support fashioned iron 81 is welded by reinforcing welding block 82 and concave steel plate 84, and the two sides of concave steel plate 84 offer
The inside of screw hole, concave steel plate 84 runs through screw hole by expansion bolt 83 and extends to the inside of support fashioned iron 81, supports fashioned iron
81 bottom ends for being located inside concave steel plate 84 are welded with elastic steel column 85, and the opposite side of telescoping mechanism 2 is fixedly installed with buffering
Device 9, buffer unit 9 include sleeve 91, and the right side of sleeve 91 is welded with Flexible Reset girder steel 92, the right side of Flexible Reset girder steel 92
End is fixedly installed with support steel beam 93, and the outer surface of support steel beam 93 is welded with reinforcing rib 94, by the way that buffer unit 9 is arranged, makes
When proper central sill 6 is under pressure, by central sill 6, pressure, two sides are conducted to crossbeam 72 to the left and right, by with set 24 and cross pin shaft
23 carry out preliminary dispersion pressure, then pass through Flexible Reset girder steel in pressure conduction to Flexible Reset girder steel 92 by crossbeam 72
92 elastic buffer and reset so that mitigating the load of crossbeam 72, while resetting crossbeam 72, avoid crossbeam 72 and receive for a long time
To pressure, position displacement occurs, while support steel beam 93 and reinforcing rib 94 are set, Flexible Reset girder steel 92 is consolidated, is prolonged
The service life of long Flexible Reset girder steel 92, while central sill 6 is arranged into inside supporting beam 7, advantageously reduce the height at expansion joint
Degree reduces construction cost, while meeting job specfication, by the way that elastic mechanism 8 is arranged, so that when bridge is under pressure, support
Beam 7 conducts power to crossbeam 72 by damping balance spring 71, power is dispersed in support case 22 by crossing pin shaft 23, support
Case 22 is under pressure, and reaches support fashioned iron 81 and reach and tentatively buffer to pressure, have by the elastic buffer of elastic steel column 85
Conducive to the integral pressure for mitigating supporting beam 7, extend the service life of supporting beam 7, reduces maintenance frequency.
Telescoping mechanism 2 includes anchor slab 21, and the bottom of anchor slab 21, which is bolted, is equipped with support case 22, support case 22
Inside was fixedly installed with pin shaft 23, and the two sides for crossing pin shaft 23 are fixedly installed with and cover 24, and the fixed peace in outer surface of set 24
Equipped with positioning seat 25, the opposite side of positioning seat 25 is fixedly installed with positioning sleeve 26, and the outer surface of positioning sleeve 26 is welded with positioning
The top of bolt 27, support case 22 is fixedly installed with cushion block 28.
In use, by central sill 6, pressure, two sides are conducted to crossbeam 72 to the left and right when central sill 6 is under pressure, pass through
It carries out tentatively dispersing pressure with pin shaft 23 is crossed with set 24, then is led to by crossbeam 72 in pressure conduction to Flexible Reset girder steel 92
Elastic buffer and the reset of Flexible Reset girder steel 92 are crossed, so that mitigating the load of crossbeam 72, while crossbeam 72 is resetted, is avoided
Crossbeam 72 receives pressure for a long time, position displacement occurs, while support steel beam 93 and reinforcing rib 94 is arranged, to Flexible Reset girder steel 92
It is consolidated, extends the service life of Flexible Reset girder steel 92, while central sill 6 is arranged into inside supporting beam 7, advantageously reduced
The height at expansion joint reduces construction cost, while meeting job specfication, and when bridge is under pressure, supporting beam 7 is flat by damping
Weighing apparatus spring 71 conducts power to crossbeam 72, and power is dispersed in support case 22 by crossing pin shaft 23, and support case 22 is under pressure, and
It reaches support fashioned iron 81 to reach by the elastic buffer of elastic steel column 85 and tentatively buffer pressure, is conducive to mitigate supporting beam 7
Integral pressure, extend supporting beam 7 service life, reduce maintenance frequency.
Claims (6)
1. a kind of shallow embedding formula bridge extension joint, including beam body (1), telescoping mechanism (2), fixed lip block (3), side bar (4),
Seal rubber band (5), central sill (6), supporting beam (7), elastic mechanism (8) and buffer unit (9), it is characterised in that: the beam body
(1) inside is fixedly installed with telescoping mechanism (2), is welded with fixed lip block (3), institute at the top of the telescoping mechanism (2)
It states and is fixedly installed at the top of fixed lip block (3) side bar (4), the telescoping mechanism (2) is opposite to be fixedly installed on one side
The bottom of supporting beam (7), the telescoping mechanism (2) is fixedly installed with elastic mechanism (8), the telescoping mechanism (2) it is opposite one
Side is fixedly installed with buffer unit (9)；
The telescoping mechanism (2) includes anchor slab (21), and the bottom of the anchor slab (21), which is bolted, is equipped with support case
(22), the inside of support case (22) was fixedly installed with pin shaft (23), and the two sides for crossing pin shaft (23) are fixedly mounted
Have and cover (24), described and set (24) outer surface is fixedly installed with positioning seat (25), the opposite side of the positioning seat (25)
It is fixedly installed with positioning sleeve (26), the outer surface of the positioning sleeve (26) is welded with pilot pin (27), support case (22)
Top is fixedly installed with cushion block (28).
2. a kind of shallow embedding formula bridge extension joint according to claim 1, it is characterised in that: elastic mechanism (8) packet
Support fashioned iron (81) is included, the support fashioned iron (81) is welded by reinforcing welding block (82) and concave steel plate (84), the support type
Steel (81) is located at the internal bottom end of concave steel plate (84) and is welded with elastic steel column (85).
3. a kind of shallow embedding formula bridge extension joint according to claim 2, it is characterised in that: the concave steel plate (84)
Two sides offer screw hole, and the inside of the concave steel plate (84) through screw hole and extends to support fashioned iron by expansion bolt (83)
(81) inside.
4. a kind of shallow embedding formula bridge extension joint according to claim 2, it is characterised in that: buffer unit (9) packet
It includes sleeve (91), is welded with Flexible Reset girder steel (92) on the right side of the sleeve (91), the right side of the Flexible Reset girder steel (92)
End is fixedly installed with support steel beam (93), and the outer surface of the support steel beam (93) is welded with reinforcing rib (94).
5. a kind of shallow embedding formula bridge extension joint according to claim 1, it is characterised in that: the supporting beam (7) includes
Damping balance spring (71), the opposite side of the damping balance spring (71) are fixedly installed with crossbeam (72).
6. a kind of shallow embedding formula bridge extension joint according to claim 5, it is characterised in that: the crossbeam (72) is successively passed through
Perforating branches support case (22), positioning seat (25), crosses pin shaft (23) and and covers (24) and extend to the interior of sleeve (91) positioning sleeve (26)
Portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821744863.XU CN209114320U (en) | 2018-10-25 | 2018-10-25 | A kind of shallow embedding formula bridge extension joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821744863.XU CN209114320U (en) | 2018-10-25 | 2018-10-25 | A kind of shallow embedding formula bridge extension joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209114320U true CN209114320U (en) | 2019-07-16 |
Family
ID=67202429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821744863.XU Expired - Fee Related CN209114320U (en) | 2018-10-25 | 2018-10-25 | A kind of shallow embedding formula bridge extension joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209114320U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112681126A (en) * | 2021-01-15 | 2021-04-20 | 周朝华 | Public road bridge roof beam telescoping device seals protective structure |
-
2018
- 2018-10-25 CN CN201821744863.XU patent/CN209114320U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112681126A (en) * | 2021-01-15 | 2021-04-20 | 周朝华 | Public road bridge roof beam telescoping device seals protective structure |
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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: 20190716 Termination date: 20201025 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |