CN209854541U - Bridge telescoping device, telescopic unit and bridge - Google Patents
Bridge telescoping device, telescopic unit and bridge Download PDFInfo
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- CN209854541U CN209854541U CN201822220270.XU CN201822220270U CN209854541U CN 209854541 U CN209854541 U CN 209854541U CN 201822220270 U CN201822220270 U CN 201822220270U CN 209854541 U CN209854541 U CN 209854541U
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- base reinforcing
- bridge
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- supporting seat
- vertical support
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Abstract
The utility model relates to a bridge telescoping device, flexible unit and bridge. This bridge telescoping device includes the flexible roof beam body of two butt joints, the flexible roof beam body comprises a plurality of flexible units, flexible unit including the supporting seat, the supporting seat includes vertical support board, and the interval is equipped with a plurality of latches that extend forward in the vertical support board, still is equipped with a plurality of base reinforcing plates that extend backward that correspond with the latch in the vertical support board, the vertical floor has been strideed on the base reinforcing plate, the interval is equipped with a plurality of bellied arch grooves backward that correspond with the latch on the vertical floor. This bridge telescoping device's flexible roof beam body comprises a plurality of flexible units, sets up bellied arch-shaped groove backward on the vertical floor of flexible unit's supporting seat, not only can increase the structural strength of supporting seat, strengthens bridge telescoping device's vertical support ability, can also articulate the location that the bolt realized the flexible roof beam body, and the arch-shaped groove has the opening, and is more convenient when the flexible roof beam body is installed.
Description
Technical Field
The utility model relates to a bridge telescoping device, flexible unit and bridge.
Background
The bridge is an essential facility for road traffic, and in order to ensure that the bridge span structure can be freely deformed according to a static force diagram under the influence of factors such as temperature change, concrete shrinkage and creep, load action and the like, and ensure the vehicle to pass through stably, expansion joints are arranged between two adjacent beam ends and between the beam ends and the abutment back wall, and a bridge expansion device is arranged at the expansion joint, the bridge expansion device not only bears the repeated rolling of the wheels, the bridge deck is discontinuous at the position and is the most vulnerable part in the bridge structure, the bridge expansion device is damaged, which not only can cause the vibration of the vehicle, influence the comfort level and the noise generation, influence the service life of the vehicle, even influence the main structure of the bridge, for example, the damage of the road surface causes the problems that the bridge concrete is corroded by rainwater, the bridge support is corroded and the like, and the service life of the bridge is directly influenced.
Chinese patent No. CN205857020U, published as 2017.01.04, discloses a bridge expansion device, which comprises a plurality of staggered reinforcing teeth with staggered front ends and supporting plates positioned below the staggered reinforcing teeth, wherein the roots of the staggered reinforcing teeth are provided with bulges with horizontal surfaces, a plurality of groups of staggered connecting plates are arranged between the supporting plates, the connecting plates are provided with base supporting plates which extend backwards and correspond to the reinforcing teeth, the supporting plates are connected with a cross beam in a bridging manner, bolt fixing holes are formed in the cross beam, the staggered tooth type expansion device adopts an integrated casting design, the stress at the connecting joints is well dispersed through the cross connection corresponding to the staggered reinforcing teeth, the occurrence of the situation that the connecting joints are damaged due to the concentration of traditional stress points is reduced, the supporting plates are connected with the base and the staggered reinforcing teeth simultaneously by adopting a whole body, and the firmness of the supporting seats and the expansion device is improved, the reinforcing surface formed by the connecting points between the connecting plates is widened, and good connection reinforcing and stress decomposing effects are realized.
Although the bridge expansion device realizes the widening of the reinforcing surface, the vertical bearing capacity is weakened, and the bridge expansion device is easy to damage under the action of repeated rolling and impact of wheels and even influences the main structure of the bridge in serious conditions.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a bridge expansion joint device, which solves the problem that the joint of the existing bridge expansion joint connecting device is easy to be damaged; the utility model also aims to provide a telescopic unit; the invention also aims to provide a bridge.
The utility model discloses bridge telescoping device adopts following technical scheme: this bridge telescoping device includes the flexible roof beam body of two butt joints, the flexible roof beam body comprises a plurality of flexible units, flexible unit including the supporting seat, the supporting seat includes vertical support board, and the interval is equipped with a plurality of latches that extend forward in the vertical support board, still is equipped with a plurality of base reinforcing plates that extend backward that correspond with the latch in the vertical support board, the vertical floor has been strideed on the base reinforcing plate, the interval is equipped with a plurality of bellied arch grooves backward that correspond with the latch on the vertical floor.
Furthermore, the arch-shaped groove is arranged between the adjacent base reinforcing plates, one end of the arch-shaped groove is in smooth transition with the tail end of the base reinforcing plate, and the plate surface of the base reinforcing plate and the groove wall of the arch-shaped groove are positioned on the same plane.
Furthermore, the supporting seat is also provided with hanging grooves corresponding to the mounting bolt holes, and the hanging grooves are arranged one at every two base reinforcing plates.
The utility model discloses bridge telescoping device's beneficial effect is: this bridge telescoping device's flexible roof beam body comprises a plurality of flexible units, sets up bellied arch-shaped groove backward on the vertical floor of flexible unit's supporting seat, not only can increase the structural strength of supporting seat, strengthens bridge telescoping device's vertical support ability, can also articulate the location that the bolt realized the flexible roof beam body, and the arch-shaped groove has the opening, and is more convenient when the flexible roof beam body is installed.
Furthermore, one end of the arch-shaped groove is in smooth transition with the tail end of the base reinforcing plate, so that stress concentration can be reduced; and the plate surface of the base reinforcing plate and the groove wall of the arched groove are positioned on the same plane, and the hanging bolt can also play a role in guiding.
The utility model discloses bridge expansion unit adopts following technical scheme: the telescopic unit comprises a supporting seat, the supporting seat comprises a vertical supporting plate, a plurality of clamping teeth extending forwards are arranged on the vertical supporting plate at intervals, a plurality of base reinforcing plates extending backwards and corresponding to the clamping teeth are further arranged on the vertical supporting plate, vertical rib plates are connected to the base reinforcing plates in a crossing mode, and a plurality of arch grooves protruding backwards and corresponding to the clamping teeth are arranged on the vertical rib plates at intervals.
Furthermore, the arch-shaped groove is arranged between the adjacent base reinforcing plates, one end of the arch-shaped groove is in smooth transition with the tail end of the base reinforcing plate, and the plate surface of the base reinforcing plate and the groove wall of the arch-shaped groove are positioned on the same plane.
Furthermore, the supporting seat is also provided with hanging grooves corresponding to the mounting bolt holes, and the hanging grooves are arranged one at every two base reinforcing plates.
The utility model discloses the bridge adopts following technical scheme: this bridge includes the beam-ends of two sections bridges of cross-over connection, is equipped with the bridge telescoping device between the beam-ends of two sections cross-over connections, and the bridge telescoping device includes the flexible roof beam body of two butt joints, flexible roof beam body comprises a plurality of flexible units, flexible unit's including the supporting seat, the supporting seat includes vertical support board, and the interval is equipped with a plurality of latches that extend forward in the vertical support board, still is equipped with a plurality of base reinforcing plates that extend backward that correspond with the latch in the vertical support board, the vertical floor has been strideed on the base reinforcing plate, the interval is equipped with a plurality of bellied arch grooves backward that correspond with the latch on the vertical floor.
Furthermore, the arch-shaped groove is arranged between the adjacent base reinforcing plates, one end of the arch-shaped groove is in smooth transition with the tail end of the base reinforcing plate, and the plate surface of the base reinforcing plate and the groove wall of the arch-shaped groove are positioned on the same plane.
Furthermore, the supporting seat is also provided with hanging grooves corresponding to the mounting bolt holes, and the hanging grooves are arranged one at every two base reinforcing plates.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be 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 these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram 1 of a telescopic unit of embodiment 1 of the bridge expansion device of the present invention;
fig. 2 is a schematic structural diagram 2 of a telescopic unit of embodiment 1 of the bridge expansion device of the present invention;
FIG. 3 is a top view of FIG. 1;
fig. 4 is a side view of fig. 1.
Description of reference numerals: 1. an arcuate slot; 2. clamping teeth; 21. a regular hexagonal protrusion; 3. filling the hole; 4. a hanging groove; 5. a base reinforcing plate; 6. a vertical support plate; 7. a reinforcing rib plate; 8. a vertical rib plate; 9. the cavity is filled with concrete.
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.
The utility model discloses embodiment 1 of bridge telescoping device, as shown in fig. 1 to fig. 4, this bridge telescoping device includes the flexible roof beam body of two butt joints, and flexible roof beam body comprises a plurality of flexible units, and flexible unit includes the supporting seat, and the supporting seat includes vertical support plate 6, and the interval is equipped with four latch 2 that extend forward on vertical support plate 6, still is equipped with four base reinforcing plate 5 that extend backward that correspond with latch 2 on vertical support plate 6, 5 cross-over connections of base reinforcing plate have vertical floor 8, are equipped with four bellied arch grooves 1 backward on the vertical floor 8.
In this embodiment, the telescopic unit is integrally formed by casting, the arch-shaped groove 1 is arranged between the adjacent base reinforcing plates 5, one end of the arch-shaped groove 1 is in smooth transition with the tail end of the base reinforcing plate 5, and the plate surface of the base reinforcing plate 5 and the groove wall of the arch-shaped groove 1 are on the same plane. Still be equipped with on the supporting seat and be used for articulating groove 4 with the mounting bolt hole corresponds, articulate 4 every two base reinforcing plates 5 in groove and set up one.
In this embodiment, the vertical supporting plate 6 is a reinforcing plate formed by a convex-concave structure, a concrete filling cavity 9 is formed between the adjacent base reinforcing plate and the vertical supporting plate, a concrete filling hole 3 for filling concrete is arranged between the adjacent reinforcing plates on the vertical supporting plate 6, and the concrete filling hole 3 is a waist-shaped hole. The extension length of four latch 2 is different, and staggered arrangement is equipped with reinforcing rib plate 7 between latch 2 and vertical and the wallboard, and latch 2 is equipped with regular hexagon's arch 21 on the surface, and regular hexagon's arch 21 can reduce vehicle speed when the vehicle passes through, plays the cushioning effect.
When the bridge expansion device is installed, the arch-shaped groove 1 of the expansion unit on the expansion beam body corresponds to the reserved bolt hole on the bridge in the hanging groove 4, the fastening bolt penetrates into the expansion beam body through the arch-shaped groove 1 and the hanging groove 4 to be fixed, and then the concrete filling hole 3 is filled with concrete in the concrete filling cavity 9 behind the vertical support plate 6, so that the installation of the bridge expansion device is realized.
Above-mentioned bridge telescoping device's flexible roof beam body comprises a plurality of flexible units, the rear end interval of flexible unit's vertical support plate 6 is equipped with four base reinforcing plates 5, the 5 cross-over connection of base reinforcing plate has vertical floor 8, the widening of reinforcing face has been realized, make the atress of two flexible roof beam body seam departments obtain fine dispersion, set up bellied arch-shaped groove 1 backward on the vertical floor 8 of flexible unit's supporting seat, not only can increase the structural strength of supporting seat, reinforcing bridge telescoping device's vertical support ability, can also articulate the location that the flexible roof beam body was realized to the bolt, the arch-shaped groove has the opening, it is more convenient when flexible roof beam body installation is fixed.
The utility model discloses bridge telescoping device's embodiment 2, with embodiment 1's difference lie in, the position of arc structure can be in the middle of two bases reinforcing plate 5 on the supporting beam are positive.
In other embodiments, the number of the base reinforcing plates may be determined as appropriate, for example, three or five, and accordingly, the number of the arcuate grooves may be adjusted.
The utility model discloses bridge telescoping device's the embodiment of the flexible unit, this bridge telescoping device's the flexible unit is the same with the flexible unit's in any embodiment of above-mentioned bridge telescoping device structure, and the repeated explanation is no longer.
The utility model discloses the embodiment of bridge, this bridge include the beam-ends of two sections cross-overs of cross-over connection, are equipped with the bridge telescoping device between the beam-ends of two sections cross-overs, and the bridge telescoping device is the same with the structure of any embodiment of above-mentioned bridge telescoping device, no longer repeated explanation.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a bridge telescoping device, includes the flexible roof beam body of two butt joints, the flexible roof beam body comprises a plurality of flexible units, flexible unit including the supporting seat, the supporting seat includes vertical support board, and the interval is equipped with a plurality of latches that extend forward in the vertical support board, still is equipped with a plurality of base reinforcing plates that extend backward that correspond with the latch in the vertical support board, its characterized in that: the base reinforcing plate is connected with vertical rib plates in a spanning mode, and a plurality of arch-shaped grooves which correspond to the clamping teeth and protrude backwards are arranged on the vertical rib plates at intervals.
2. The bridge expansion device of claim 1, wherein: the arched groove is arranged between the adjacent base reinforcing plates, one end of the arched groove is in smooth transition with the tail end of the base reinforcing plate, and the plate surface of the base reinforcing plate and the groove wall of the arched groove are located on the same plane.
3. The bridge expansion device of claim 1 or 2, wherein: the supporting seat is further provided with hanging grooves corresponding to the mounting bolt holes, and the hanging grooves are arranged one by one in every two base reinforcing plates.
4. The utility model provides a telescopic unit, includes the supporting seat, the supporting seat includes vertical support plate, and the interval is equipped with a plurality of latches that extend forward in the vertical support plate, still is equipped with a plurality of base reinforcing plates that extend backward that correspond with the latch in the vertical support plate, its characterized in that: the base reinforcing plate is connected with vertical rib plates in a spanning mode, and a plurality of arch-shaped grooves which correspond to the clamping teeth and protrude backwards are arranged on the vertical rib plates at intervals.
5. The telescoping unit of claim 4, wherein: the arched groove is arranged between the adjacent base reinforcing plates, one end of the arched groove is in smooth transition with the tail end of the base reinforcing plate, and the plate surface of the base reinforcing plate and the groove wall of the arched groove are located on the same plane.
6. The telescopic unit according to claim 4 or 5, wherein: the supporting seat is further provided with hanging grooves corresponding to the mounting bolt holes, and the hanging grooves are arranged one by one in every two base reinforcing plates.
7. The utility model provides a bridge, includes the beam-ends of two sections crossovers of cross-over connection, is equipped with bridge telescoping device between the beam-ends of two sections crossovers, its characterized in that: the bridge telescoping device includes the flexible roof beam body of two butt joints, the flexible roof beam body comprises a plurality of flexible units, flexible unit including the supporting seat, the supporting seat includes vertical support board, and the interval is equipped with a plurality of latches that extend forward in the vertical support board, still is equipped with a plurality of base reinforcing plates that extend backward that correspond with the latch in the vertical support board, the vertical floor has been strideed on the base reinforcing plate, the interval is equipped with a plurality of bellied arch grooves backward that correspond with the latch on the vertical floor.
8. The bridge of claim 7, wherein: the arched groove is arranged between the adjacent base reinforcing plates, one end of the arched groove is in smooth transition with the tail end of the base reinforcing plate, and the plate surface of the base reinforcing plate and the groove wall of the arched groove are located on the same plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822220270.XU CN209854541U (en) | 2018-12-27 | 2018-12-27 | Bridge telescoping device, telescopic unit and bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822220270.XU CN209854541U (en) | 2018-12-27 | 2018-12-27 | Bridge telescoping device, telescopic unit and bridge |
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| Publication Number | Publication Date |
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| CN209854541U true CN209854541U (en) | 2019-12-27 |
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| CN201822220270.XU Active CN209854541U (en) | 2018-12-27 | 2018-12-27 | Bridge telescoping device, telescopic unit and bridge |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110080098A (en) * | 2019-04-10 | 2019-08-02 | 宁波大学 | A kind of high-strength anti-fatigue modulus bridge expansion device and construction method |
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2018
- 2018-12-27 CN CN201822220270.XU patent/CN209854541U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110080098A (en) * | 2019-04-10 | 2019-08-02 | 宁波大学 | A kind of high-strength anti-fatigue modulus bridge expansion device and construction method |
| CN110080098B (en) * | 2019-04-10 | 2021-03-02 | 宁波大学 | High-strength anti-fatigue modulus bridge expansion device and construction method |
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