CN214993045U - Expansion joint adjusting and covering device for municipal bridge - Google Patents
Expansion joint adjusting and covering device for municipal bridge Download PDFInfo
- Publication number
- CN214993045U CN214993045U CN202120869483.4U CN202120869483U CN214993045U CN 214993045 U CN214993045 U CN 214993045U CN 202120869483 U CN202120869483 U CN 202120869483U CN 214993045 U CN214993045 U CN 214993045U
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- Prior art keywords
- expansion joint
- plate
- cylinders
- sliding
- fixedly connected
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- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 8
- 235000017491 Bambusa tulda Nutrition 0.000 description 8
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 8
- 241001330002 Bambuseae Species 0.000 description 7
- 239000011425 bamboo Substances 0.000 description 7
- 238000005253 cladding Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 241000209128 Bambusa Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Road Paving Structures (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The utility model discloses an expansion joint adjusting and covering device for municipal bridges, which comprises an expansion joint arranged between two pavement structures, wherein a bottom plate is arranged in the expansion joint, a fixed plate is arranged above the bottom plate, an adjusting mechanism for adjusting the height of the fixed plate is arranged on the bottom plate, vertical plates are arranged on two sides of the fixed plate, a plurality of slide bars are fixedly arranged on one sides of the two vertical plates opposite to each other, the slide bars are slidably connected with the fixed plate, a plurality of connecting frames are fixedly arranged on one sides of the two vertical plates opposite to each other, and the connecting frames are fixedly connected with the two pavement structures respectively; and a covering plate is arranged on the top surface of the fixing plate. The utility model discloses a set up adjustment mechanism, according to the degree of depth at expansion joint, it is right the utility model discloses a highly adjust, thereby make the utility model discloses with expansion joint degree of depth phase-match, improved the utility model discloses an applicability.
Description
Technical Field
The utility model relates to a relevant field of bridge especially relates to an expansion joint regulation covering device for municipal bridge.
Background
The bridge is generally a structure which is erected on rivers, lakes and seas and allows vehicles, pedestrians and the like to smoothly pass through. In order to adapt to the modern high-speed developed traffic industry, bridges are also extended to be constructed to span mountain stream, unfavorable geology or meet other traffic needs, so that the buildings are convenient to pass.
Bridge expansion joints: it is referred to that in order to meet the requirement of deck deformation, expansion joints are usually provided between two beam ends, between a beam end and an abutment, or at the hinge joint of a bridge. The expansion joint is required to be capable of freely expanding and contracting in two directions parallel to and perpendicular to the axis of the bridge, and is firm and reliable; the rainwater and garbage soil can be prevented from infiltration and blocking; the installation, the inspection, the maintenance and the dirt elimination are all simple and convenient. At the position of the expansion joint, the handrail and the bridge deck pavement are disconnected. The function of bridge expansion joint: consists in adjusting the displacements and couplings between the superstructure caused by the vehicle loads and the bridge construction materials. An expansion joint covering device is required to be arranged in the expansion joint.
However, the existing expansion joint covering device has the following disadvantages in use:
firstly, the height of the expansion joint covering device cannot be adjusted according to the actual depth of the expansion joint, and the applicability is poor;
secondly, because there is a gap between the cover plate of some expansion joint covering devices and the ground, when the running vehicle passes through the expansion joint covering devices, the cover plate collides with the road surface structure to generate noise, which is not beneficial to use.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an expansion joint regulation covering device for municipal bridge to solve above-mentioned technical problem.
The utility model discloses a solve above-mentioned technical problem, adopt following technical scheme to realize:
an expansion joint adjusting and covering device for a municipal bridge comprises an expansion joint arranged between two pavement structures, wherein a bottom plate is arranged in the expansion joint, a fixed plate is arranged above the bottom plate, an adjusting mechanism for adjusting the height of the fixed plate is arranged on the bottom plate, vertical plates are arranged on two sides of the fixed plate, a plurality of sliding rods are fixedly arranged on one sides, opposite to the two vertical plates, of the two vertical plates, the sliding rods are slidably connected with the fixed plate, a plurality of connecting frames are fixedly arranged on one sides, opposite to the two vertical plates, of the two vertical plates, and the connecting frames are fixedly connected with the two pavement structures respectively; and a covering plate is arranged on the top surface of the fixing plate.
Preferably, a plurality of sliding cylinders matched with the sliding rods are fixedly arranged in the fixed plate, the sliding rods respectively extend into the sliding cylinders and are in sliding connection with the sliding cylinders, springs are fixedly connected in the sliding cylinders, and the other ends of the springs are fixedly connected with the sliding rods.
Preferably, adjustment mechanism includes a plurality of screw thread section of thick bamboo and interlock subassembly, and is a plurality of the screw thread section of thick bamboo all is connected with the top surface rotation of bottom plate, and is a plurality of all threaded connection has a threaded rod in the screw thread section of thick bamboo, the upper end of threaded rod extends the screw thread section of thick bamboo and with fixed plate fixed connection.
Preferably, the linkage assembly comprises a plurality of chain wheels and a chain, the plurality of chain wheels are respectively and fixedly sleeved on the plurality of threaded cylinders, and the chain is sleeved on the plurality of chain wheels; and a rotating rod is fixedly connected to the side surface of any one of the thread cylinders.
Preferably, a plurality of telescopic rods are installed on the bottom plate, and the extending ends of the telescopic rods are fixedly connected with the fixing plate.
Preferably, a gasket is fixedly connected to the bottom surface of the covering plate, and the gasket is in contact with a pavement structure.
The utility model has the advantages that:
1. the utility model discloses a set up adjustment mechanism, according to the degree of depth of expansion joint, it is rotatory to drive one of them screw thread section of thick bamboo through rotating the dwang, and then it is rotatory to drive all the other screw thread section of thick bamboo through sprocket and chain, and then makes threaded rod and fixed plate rise or descend, and then right the utility model discloses a highly adjust, thereby make the utility model discloses with expansion joint degree of depth phase-match, improved the utility model discloses an applicability.
2. The utility model discloses a set up the gasket between overlay and road surface structure, avoided overlay and road surface structure to take place direct contact to overlay collision road surface structure noise emission has been avoided.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a top view of the vertical plate of the present invention;
fig. 3 is a left side view of the adjusting mechanism of the present invention;
reference numerals: 1. a base plate; 2. a pavement structure; 3. an expansion joint; 4. a fixing plate; 5. a vertical plate; 6. a connecting frame; 7. a slide bar; 8. a slide cylinder; 9. a spring; 10. a cover plate; 11. a gasket; 12. a threaded barrel; 13. a threaded rod; 14. a sprocket; 15. a chain; 16. rotating the rod; 17. a telescopic rod.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.
Specific embodiments of the present invention will be described below with reference to the accompanying drawings.
Example 1
As shown in fig. 1-3, an expansion joint adjusting and covering device for a municipal bridge comprises an expansion joint 3 arranged between two pavement structures 2, a bottom plate 1 is arranged in the expansion joint 3, a fixed plate 4 is arranged above the bottom plate 1, an adjusting mechanism for adjusting the height of the fixed plate 4 is arranged on the bottom plate 1, vertical plates 5 are arranged on two sides of the fixed plate 4, a plurality of sliding rods 7 are fixedly arranged on one sides of the two vertical plates 5 opposite to each other, the sliding rods 7 are slidably connected with the fixed plate 4, a plurality of connecting frames 6 are fixedly arranged on one sides of the two vertical plates 5 opposite to each other, the connecting frames 6 are formed by bending steel bars, and the connecting frames 6 are fixedly connected with the two pavement structures 2 respectively; the vertical plates 5 are movably inserted into the fixed plates 4 through the arrangement of the sliding rods 7, so that the pavement structure 2 is allowed to contract or extend due to different seasons, temperatures and loads; a covering plate 10 is arranged on the top surface of the fixing plate 4, so that a vehicle can conveniently cross the expansion joint 3; a plurality of sliding cylinders 8 matched with the sliding rods 7 are fixedly arranged in the fixed plate 4, the sliding rods 7 respectively extend into the sliding cylinders 8 and are in sliding connection with the sliding cylinders 8, springs 9 are fixedly connected in the sliding cylinders 8, the other ends of the springs 9 are fixedly connected with the sliding rods 7, and the sliding rods 7 can be prevented from being separated from the sliding cylinders 8 when not installed by the springs 9; the adjusting mechanism comprises a plurality of thread cylinders 12 and a linkage assembly, the thread cylinders 12 are rotatably connected with the top surface of the bottom plate 1, threaded rods 13 are connected in the thread cylinders 12 in a threaded manner, and the upper ends of the threaded rods 13 extend out of the thread cylinders 12 and are fixedly connected with the fixing plate 4; the linkage assembly comprises a plurality of chain wheels 14 and a chain 15, the chain wheels 14 are respectively fixedly sleeved on the thread cylinders 12, and the chain 15 is sleeved on the chain wheels 14; a rotating rod 16 is fixedly connected to the side surface of any one of the threaded cylinders 12; when specifically using, according to the degree of depth at expansion joint 3, drive one of them screw thread section of thick bamboo 12 rotatory through rotating dwang 16, and then drive all the other screw thread section of thick bamboos 12 rotatory through sprocket 14 and chain 15, and then make threaded rod 13 rise or descend, and then drive fixed plate 4 and rise or descend, and then adjust the height of this device to make this device and expansion joint 3 degree of depth phase-match. Install a plurality of telescopic links 17 on the bottom plate 1, the extension end of a plurality of telescopic links 17 all with fixed plate 4 fixed connection, through setting up telescopic link 17, has consolidated bottom plate 1 and fixed plate 4's being connected. .
Example 2
As shown in fig. 1, in the case where the other parts are the same as those of embodiment 1, this embodiment is different from embodiment 1 in that: a gasket 11 is fixedly connected to the bottom surface of the covering plate 10, the gasket 11 is made of rubber, and the gasket 11 is in contact with the pavement structure 2; by providing the spacer 11 between the cladding sheet 10 and the road structure 2, direct contact between the cladding sheet 10 and the road structure 2 is avoided, thereby avoiding noise emission from the cladding sheet 10 hitting the road structure 2.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides an expansion joint regulation covering device for municipal bridge, is including setting up expansion joint (3) between two road surface structures (2), its characterized in that:
a bottom plate (1) is arranged in the expansion joint (3), a fixed plate (4) is arranged above the bottom plate (1), an adjusting mechanism for adjusting the height of the fixed plate (4) is arranged on the bottom plate (1), vertical plates (5) are arranged on two sides of the fixed plate (4), a plurality of sliding rods (7) are fixedly arranged on one sides, opposite to the two vertical plates (5), of the two vertical plates (5), the plurality of sliding rods (7) are slidably connected with the fixed plate (4), a plurality of connecting frames (6) are fixedly arranged on one sides, opposite to the two vertical plates (5), of the two vertical plates (5), and the plurality of connecting frames (6) are fixedly connected with the two pavement structures (2) respectively; a covering plate (10) is arranged on the top surface of the fixing plate (4).
2. The expansion joint adjusting and covering device for the municipal bridge according to claim 1, wherein: the fixed plate (4) is internally and fixedly provided with a plurality of sliding cylinders (8) matched with the sliding rods (7), the sliding rods (7) extend into the sliding cylinders (8) respectively and are in sliding connection with the sliding cylinders (8), the sliding cylinders (8) are internally and fixedly connected with springs (9), and the other ends of the springs (9) are fixedly connected with the sliding rods (7).
3. The expansion joint adjusting and covering device for the municipal bridge according to claim 1, wherein: the adjusting mechanism comprises a plurality of thread cylinders (12) and a linkage assembly, the thread cylinders (12) are rotatably connected with the top surface of the bottom plate (1), a plurality of thread rods (13) are connected in the thread cylinders (12) in a threaded mode, and the upper ends of the thread rods (13) extend out of the thread cylinders (12) and are fixedly connected with the fixing plate (4).
4. An expansion joint adjusting and covering device for municipal bridges according to claim 3, wherein: the linkage assembly comprises a plurality of chain wheels (14) and a chain (15), the chain wheels (14) are respectively fixedly sleeved on the thread cylinders (12), and the chain (15) is sleeved on the chain wheels (14); a rotating rod (16) is fixedly connected to the side surface of any one of the thread cylinders (12).
5. An expansion joint adjusting and covering device for municipal bridges according to claim 3, wherein: a plurality of telescopic rods (17) are installed on the bottom plate (1), and the extending ends of the telescopic rods (17) are fixedly connected with the fixing plate (4).
6. The expansion joint adjusting and covering device for the municipal bridge according to claim 1, wherein: the bottom surface of the covering plate (10) is fixedly connected with a gasket (11), and the gasket (11) is in contact with the pavement structure (2).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202120869483.4U CN214993045U (en) | 2021-04-26 | 2021-04-26 | Expansion joint adjusting and covering device for municipal bridge |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202120869483.4U CN214993045U (en) | 2021-04-26 | 2021-04-26 | Expansion joint adjusting and covering device for municipal bridge |
Publications (1)
Publication Number | Publication Date |
---|---|
CN214993045U true CN214993045U (en) | 2021-12-03 |
Family
ID=79091996
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202120869483.4U Expired - Fee Related CN214993045U (en) | 2021-04-26 | 2021-04-26 | Expansion joint adjusting and covering device for municipal bridge |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN214993045U (en) |
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2021
- 2021-04-26 CN CN202120869483.4U patent/CN214993045U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
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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: 20211203 |