CN214116265U - Telescopic device for preventing suspension bridge from shaking - Google Patents
Telescopic device for preventing suspension bridge from shaking Download PDFInfo
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- CN214116265U CN214116265U CN202022555598.4U CN202022555598U CN214116265U CN 214116265 U CN214116265 U CN 214116265U CN 202022555598 U CN202022555598 U CN 202022555598U CN 214116265 U CN214116265 U CN 214116265U
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- seat
- boss
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Abstract
The utility model provides an anti telescoping device that suspension bridge rocked, includes first fishback and the second fishback of mutual flexible cooperation, and the root of first fishback is connected on first supporting component, and the second fishback is installed on second supporting component, its characterized in that: first supporting member includes the bottom plate and locates the holder on the bottom plate, and the holder is connected through a connecting bolt with the bottom plate, and the shaping has the boss of the pivot form that distributes along bridge width direction on the holder, and the root of first fishback rotates to be connected on the boss. The utility model has the advantages that: the root of the first comb plate of the expansion device capable of resisting the suspension bridge to shake is rotatably connected to the boss of the clamping seat of the first supporting member, the clamping seat is connected with the bottom plate through the first connecting bolt, the bottom plate can rotate longitudinally and horizontally relative to the first comb plate, the expansion joint device has a multidirectional shifting function, the expansion device can adapt to shaking of the suspension bridge, and the suspension bridge is prevented from shaking to damage the expansion device.
Description
Technical Field
The utility model belongs to the technical field of the expansion joint and specifically relates to a telescoping device that can anti suspension bridge rocks is related to.
Background
The suspension bridge is a flexible cable suspension bridge structure taking main cable tension as a main bearing component. The load of the main beam, the second-stage dead load, the live load of the automobile, the temperature action, the strong wind, the earthquake and the like is transmitted to the main cable through the sling, and finally, the main cable transmits all the load to the foundation through the main tower or the anchorage. The expansion joint is a structural joint which is arranged for preventing the structure of a building component from cracking or damaging due to climate temperature change (thermal expansion and cold contraction), and a comb plate expansion device is required to be installed at the structural joint for ensuring the safety of personnel and driving. In the daily use of suspension bridge, because the influence of some external factors, for example wind-force etc. suspension bridge can produce and rock, at this moment easily produces the destruction to the structure of ordinary expansion joint, and then leads to the trouble of expansion joint. Therefore, it is desirable to provide a telescopic device that can resist sway of a suspension bridge.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that to above-mentioned prior art current situation, provide one kind and can prevent that the suspension bridge from rocking the telescoping device that anti suspension bridge rocked that produces the damage to the telescoping device.
The utility model provides a technical scheme that above-mentioned technical problem adopted does: the utility model provides an anti telescoping device that suspension bridge rocked, includes first fishback and the second fishback of mutual flexible cooperation, the root of first fishback is connected on first supporting member, the second fishback is installed on second supporting member, its characterized in that: first supporting member includes the bottom plate and locates the holder on the bottom plate, the holder is connected through a connecting bolt with the bottom plate, and the shaping has the boss of the pivot form that distributes along bridge width direction on the holder, the root of first fishback rotates to be connected on the boss.
Preferably, the root of first fishback opens has the boss mounting hole that the opening is down, the boss is installed in the boss mounting hole, presss from both sides between the inner wall of boss and boss mounting hole and is equipped with the arc gasket, and the root of first fishback opens has the radial through-hole that runs through with the boss mounting hole install in the radial through-hole and be used for pushing up tightly the puller bolt of arc gasket.
The clamping seat can have multiple structures, preferably, the clamping seat comprises a horizontal seat and a clamping wall extending upwards from the horizontal seat, the boss is formed on the horizontal seat and located on two sides of the clamping wall, the clamping wall is arranged between the roots of the adjacent first comb plates, and a first mounting hole for mounting the first connecting bolt is formed in the clamping wall.
In order to enable the bottom plate and the clamping seat to slide relatively, a sliding structure matched with each other is arranged between the bottom plate and the clamping seat.
Preferably, the sliding structure comprises a sliding plate fixed at the bottom of the clamp seat and a bearing seat arranged at the top of the bottom plate, the upper surface of the bearing seat is in contact with the lower surface of the sliding plate, the first connecting bolt penetrates through the clamp seat, the sliding plate, the bearing seat and the bottom plate, and a movable gap is reserved between the first connecting bolt and the clamp seat, the sliding plate, the bearing seat and the bottom plate.
Preferably, the bottom plate is provided with a cavity, and the lower part of the supporting seat is located in the cavity.
As another preferred scheme, the sliding structure comprises an upper fixing plate, a lower fixing plate and an elastic support clamped between the upper fixing plate and the lower fixing plate, the upper fixing plate is fixed at the bottom of the clamping seat, the lower fixing plate is fixed at the top of the bottom plate, the first connecting bolt penetrates through the clamping seat, the upper fixing plate, the elastic support, the lower fixing plate and the bottom plate, and a movable gap is reserved between the first connecting bolt and the clamping seat, between the upper fixing plate and the elastic support, between the elastic support and the bottom plate, and between the first connecting bolt and the bottom plate.
Further preferentially, one side, far away from the beam end part, of the bottom plate is connected with the first comb plate through a second connecting bolt.
In order to enable the first comb plate to flexibly rotate relative to the bottom plate, through holes are distributed on the bottom plate at intervals along the width direction of the bridge, second mounting holes in one-to-one correspondence to the through holes are formed in the first comb plate, the second mounting holes and the through holes are sequentially penetrated through the second connecting bolts from top to bottom, the diameter of each through hole is larger than the outer diameter of each second connecting bolt, a nut is installed at the lower end of each second connecting bolt, a spring is sleeved at the lower end of each second connecting bolt, the upper end of each spring is abutted to the bottom plate, and the lower end of each spring is abutted to the nut.
In order to enable the second comb plate to horizontally relatively rotate, the second comb plate can horizontally rotate relative to the second support member.
Preferably, the first comb plate is a cross-joint comb plate which is arranged above the bridge expansion joint in a crossing mode, and the second comb plate is a fixed comb plate.
Compared with the prior art, the utility model has the advantages of: this telescoping device that anti suspension bridge rocked's root is connected on first supporting member, and the shaping has the boss of the pivot form that distributes along bridge width direction on the holder of first supporting member, the root of first fishback rotates and connects on the boss, the holder is connected through first connecting bolt with the bottom plate, make relative first fishback longitudinal rotation of bottom plate and horizontal rotation, the expansion joint device has the multidirectional function that shifts, thereby make the telescoping device can adapt to rocking of suspension bridge, avoid the suspension bridge to rock and produce the damage to the telescoping device.
Drawings
Fig. 1 is a schematic view of an installation structure of a first embodiment of the present invention;
fig. 2 is a top view of a first embodiment of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 1;
fig. 4 is a partial cross-sectional view of a first embodiment of the present invention;
fig. 5 is a structural sectional view of a first embodiment of the present invention;
FIG. 6 is an enlarged view of portion B of FIG. 5;
fig. 7 is a schematic structural view of a holder according to a first embodiment of the present invention;
fig. 8 is a schematic structural view of a first comb plate according to a first embodiment of the present invention;
fig. 9 is a schematic structural view of a second embodiment of the present invention;
FIG. 10 is an enlarged view of portion C of FIG. 9;
fig. 11 is a structural sectional view of a second embodiment of the present invention;
fig. 12 is an enlarged view of portion D of fig. 11.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
The first embodiment is as follows:
as shown in fig. 1 and 2, the expansion device for resisting the sway of the suspension bridge of the present embodiment includes a first comb plate 1 and a second comb plate 2 which are mutually telescopically matched, a root of the first comb plate 1 is connected to a first support member, the second comb plate 2 is installed on a second support member 5, the first support member is installed on a first beam end portion 8, the second support member 5 is installed on a second beam end portion 9, and a bridge expansion joint is formed between the first beam end portion 8 and the second beam end portion 9. The first fishback 1 of this embodiment strides and establishes the seam fishback of striding in bridge expansion joint top, and second fishback 2 is fixed fishback.
The first supporting member of this embodiment includes bottom plate 3 and holder 4 of locating on the bottom plate, and bottom plate 3 is fixed at first roof beam tip 8, and holder 4 locates on bottom plate 3 and is connected through first connecting bolt 61 with bottom plate 3.
As shown in fig. 3, 4, 7 and 8, the clamping seat 4 includes a horizontal seat 41 and a clamping wall 42 extending vertically upward from the horizontal seat, the clamping wall 42 is disposed between the roots of the adjacent first comb plates 1, and a first mounting hole 421 for mounting the first connecting bolt 61 is opened on the clamping wall 42. Rotating shaft-shaped bosses 43 are formed on the horizontal seat 41 and positioned on two sides of the clamping wall 42, and the length direction of the bosses is consistent with the width direction of the bridge. The root of first fishback 1 opens has opening boss mounting hole 11 down, and boss 43 installs in boss mounting hole 11, presss from both sides between the inner wall of boss 43 and boss mounting hole 11 and is equipped with arc gasket 44, and the root of first fishback 1 opens has radial through-hole 12 that runs through mutually with boss mounting hole 11, installs the puller bolt 45 that is used for puller arc gasket 44 in radial through-hole 12.
As shown in fig. 5 and 6, a sliding structure is provided between the bottom plate 3 and the holder 4. The sliding structure of the embodiment comprises a sliding plate 71 fixed at the bottom of the clamp seat 4 and a supporting seat 72 arranged at the top of the bottom plate, a cavity is formed in the bottom plate 3, the lower part of the supporting seat 72 is located in the cavity, the upper surface of the supporting seat 72 is in contact with the lower surface of the sliding plate 71, the first connecting bolt 61 penetrates through the clamp seat 4, the sliding plate 71, the supporting seat 72 and the bottom plate 3, and a movable gap is reserved between the first connecting bolt 61 and the clamp seat 4, the sliding plate 71, the supporting seat 72 and the bottom plate 3.
The side of the bottom plate 3 far away from the first beam end 8 is connected with the first comb plate 1 through a second connecting bolt 62, and the structure of the second connecting bolt 62 can refer to the existing bridge expansion device and will not be described herein. In addition, after the telescopic device is installed, a gap 10 is reserved between the first beam end part 8 and the root part of the first comb plate 1, so that a moving space is provided for longitudinal rotation and horizontal movement of the bridge.
In addition, the second comb plate 2 of the present embodiment can rotate in the horizontal direction with respect to the second support member 5.
According to the structure of the embodiment, the multidirectional displacement of the telescopic device can be realized through the horizontal rotating structure of the first comb plate 1 relative to the first supporting member longitudinal rotation, the horizontal rotating structure and the second comb plate 2 relative to the second supporting member 5, so that the telescopic device can adapt to the shaking of the suspension bridge, and the suspension bridge is prevented from shaking to damage the telescopic device.
Example two:
as shown in fig. 9 to 12, the sliding structure of the present embodiment includes an upper fixing plate 73, a lower fixing plate 74, and an elastic support 75 clamped between the upper fixing plate and the lower fixing plate, the upper fixing plate 73 and the lower fixing plate 74 are preferably steel plates, and the elastic support 75 is preferably a rubber support. The upper fixing plate 73 is fixed at the bottom of the clamp seat 4, the lower fixing plate 74 is fixed at the top of the bottom plate 3, the first connecting bolt 61 penetrates through the clamp seat 4, the upper fixing plate 73, the elastic support 75, the lower fixing plate 74 and the bottom plate 3, and a movable gap is reserved between the first connecting bolt 61 and the clamp seat 4, the upper fixing plate 73, the elastic support 75, the lower fixing plate 74 and the bottom plate 3. After elastic support 75 is arranged between holder 4 and bottom plate 3, bottom plate 3 can use first connecting bolt 61 as the axis, and relative holder 4 and first fishback 1 horizontal rotation. The rest of the structure and the operation principle of the embodiment are the same as those of the first embodiment, and the description is not repeated here.
Claims (10)
1. The utility model provides an anti telescoping device that suspension bridge rocked, includes first fishback (1) and second fishback (2) of mutual telescopic fit, the root of first fishback (1) is connected on first supporting member, second fishback (2) are installed on second supporting member (5), its characterized in that: first supporting member includes bottom plate (3) and locates holder (4) on the bottom plate, holder (4) are connected through first connecting bolt (61) with bottom plate (3), and the shaping has boss (43) of the pivot form that distributes along bridge width direction on holder (4), the root of first fishback (1) rotates to be connected on boss (43).
2. The anti-sway telescopic device of claim 1, wherein: the root of first fishback (1) is opened there is boss mounting hole (11) that open side down, boss (43) are installed in boss mounting hole (11), press from both sides between the inner wall of boss (43) and boss mounting hole (11) and be equipped with arc gasket (44), and the root of first fishback (1) is opened has radial through-hole (12) that run through mutually with boss mounting hole (11) install in radial through-hole (12) and be used for the top tight top bolt (45) of arc gasket (44).
3. The anti-sway telescopic device of claim 1, wherein: the clamping seat (4) comprises a horizontal seat (41) and a clamping wall (42) extending upwards from the horizontal seat, the boss (43) is formed on the horizontal seat (41) and located on two sides of the clamping wall (42), the clamping wall (42) is arranged between roots of adjacent first comb plates (1), and a first mounting hole (421) for mounting a first connecting bolt (61) is formed in the clamping wall (42).
4. The anti-sway telescopic device of claim 1, wherein: and sliding structures which are matched with each other are arranged between the bottom plate (3) and the clamping seat (4).
5. The anti-sway telescopic device of claim 4, wherein: the sliding structure comprises a sliding plate (71) fixed at the bottom of the clamp seat (4) and a supporting seat (72) installed at the top of the bottom plate (3), the upper surface of the supporting seat (72) is in contact with the lower surface of the sliding plate (71), the first connecting bolt (61) penetrates through the clamp seat (4), the sliding plate (71), the supporting seat (72) and the bottom plate (3), and a movable gap is reserved among the first connecting bolt (61), the clamp seat (4), the sliding plate (71), the supporting seat (72) and the bottom plate (3).
6. The anti-sway telescopic device of claim 5, wherein: a concave cavity is formed in the bottom plate (3), and the lower portion of the supporting seat (72) is located in the concave cavity.
7. The anti-sway telescopic device of claim 4, wherein: the sliding structure comprises an upper fixing plate (73), a lower fixing plate (74) and an elastic support (75) clamped between the upper fixing plate and the lower fixing plate, wherein the upper fixing plate (73) is fixed at the bottom of a clamping seat (4), the lower fixing plate (74) is fixed at the top of a bottom plate (3), a first connecting bolt (61) penetrates through the clamping seat (4), the upper fixing plate (73), the elastic support (75), the lower fixing plate (74) and the bottom plate (3), and a movable gap is reserved between the first connecting bolt (61) and the clamping seat (4), the upper fixing plate (73), the elastic support (75), the lower fixing plate (74) and the bottom plate (3).
8. The anti-sway telescopic device of one of claims 1 to 7, wherein: one side of the bottom plate (3) far away from the beam end part is connected with the first comb plate (1) through a second connecting bolt (62).
9. The anti-sway telescopic device of claim 1, wherein: the second comb plate (2) can rotate in the horizontal direction relative to the second support member (5).
10. The anti-sway telescopic device of claim 1, wherein: the first comb plate (1) is a seam crossing comb plate arranged above the bridge expansion joint in a crossing mode, and the second comb plate (2) is a fixed comb plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022555598.4U CN214116265U (en) | 2020-11-06 | 2020-11-06 | Telescopic device for preventing suspension bridge from shaking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022555598.4U CN214116265U (en) | 2020-11-06 | 2020-11-06 | Telescopic device for preventing suspension bridge from shaking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214116265U true CN214116265U (en) | 2021-09-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022555598.4U Active CN214116265U (en) | 2020-11-06 | 2020-11-06 | Telescopic device for preventing suspension bridge from shaking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214116265U (en) |
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2020
- 2020-11-06 CN CN202022555598.4U patent/CN214116265U/en active Active
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