CN205329535U - Novel bridge double slit formula expansion joint device - Google Patents
Novel bridge double slit formula expansion joint device Download PDFInfo
- Publication number
- CN205329535U CN205329535U CN201620093919.4U CN201620093919U CN205329535U CN 205329535 U CN205329535 U CN 205329535U CN 201620093919 U CN201620093919 U CN 201620093919U CN 205329535 U CN205329535 U CN 205329535U
- Authority
- CN
- China
- Prior art keywords
- backing plate
- expansion joint
- baffle
- attachment strap
- crossbeam
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Bridges Or Land Bridges (AREA)
- Road Paving Structures (AREA)
Abstract
The utility model discloses a novel bridge double slit formula expansion joint device, including attachment strap, backing plate, recess, crossbeam, bolt, bolt hole, spacing groove, spacing post, spring, stagnant water rubber strip, first baffle, first expansion joint, second baffle and second expansion joint, the attachment strap downside is provided with the backing plate, the backing plate right side is provided with the recess, install the crossbeam between the recess, be provided with the bolt between the backing plate, the bolt passes through the bolt hole and is connected with the crossbeam of downside, be provided with the spacing groove on the backing plate, the limiting groove side -mounting has spacing post, spacing post left side is provided with spring and stagnant water rubber strip, first baffle is fixed to the upper left side -mounting of backing plate, be provided with first expansion joint between first baffle and the attachment strap, the second baffle is fixed to the upper right side -mounting of backing plate, be provided with the second expansion joint between second baffle and the attachment strap. This expansion joint device, the practicality is strong, can effectively improve the stability and the reliability at expansion joint.
Description
Technical field
This utility model relates to a kind of bridge expanssion joint technical field, is specially a kind of novel bridge Double slit type expansion gap device。
Background technology
Continuous lifting along with socioeconomic development and building level, and being on the increase of vehicle, big and small bridge is built, in the process of bridge construction, often relate to the board-like expansion joint of steel comb, comb tooth plate seam is divided into again cantilevered and supporting type two kinds, the moment of flexure that cantilevered is born under wheel effect doubles supporting type, its dynamic action is bigger simultaneously, thus its comb thickness is big, anchoring simultaneously must be strong, thus cost is higher, the fishback of supporting type is fixed due to one terminal bolt, the other end is overlapped on another end billet, it is really a redundant structure, become at girder concrete, shrink and girder is under the uneven alternating temperature effect of deck-molding, it is same as the corner that girder beam-ends is small loudly, displacement, tooth plate lap-joint is made to come to nothing, under wheel repeated action, fix bolt looseness and cause that it destroys, sound noise is produced under wheel effect simultaneously, additionally due to fishback stress is bigger, its anchoring also must be very strong, currently also have in Partial Bridges construction and have employed rubber slat expansion joint, rubber slat expansion joint adapts to the flexible of expansion joint with the detrusion of rubber slab, and utilize the steel plate being wrapped in rubber slab to bear and transmit the load of automobile, the rubber slab expansion joint being mounted so as to, inhale under a state in surfacing and rubber slab, running car better performances, but summer expansion joint due to when temperature action closes up rubber slab easily upwards swell, so under the repeated action of wheel load, its fixing nut easily gets loose, thus causing the breakage at expansion joint, once damage, vehicle crosses and just produces to jump car。
Utility model content
The purpose of this utility model is in that to provide a kind of novel bridge Double slit type expansion gap device, with the problem solving to propose in above-mentioned background technology。
For achieving the above object, this utility model provides following technical scheme one novel bridge Double slit type expansion gap device, including attachment strap, backing plate, groove, crossbeam, bolt, bolt hole, stopper slot, limited post, spring, watertight rubber bar, first baffle plate, first expansion joint, second baffle and the second expansion joint, it is provided with backing plate on the downside of described attachment strap, it is provided with groove on the right side of described backing plate, between described groove, crossbeam is installed, it is provided with bolt between described backing plate, described bolt is connected with the crossbeam of downside by bolt hole, described backing plate is provided with stopper slot, inside described stopper slot, limited post is installed, and the attachment strap of limited post and upside is fixing is connected, spring and watertight rubber bar it is provided with on the left of described limited post, described backing plate upper left side is installed and is fixed the first baffle plate, it is provided with the first expansion joint between described first baffle plate and attachment strap, fixing second baffle is installed in described backing plate upper right side, the second expansion joint it is provided with between described second baffle and attachment strap。
Preferably, the length of described attachment strap is more than the length of crossbeam, and thickness is equal to the thickness of crossbeam。
Preferably, described spring is arranged between attachment strap and backing plate。
Preferably, described backing plate is provided with two pieces altogether。
Preferably, described first baffle plate, second baffle are equal baffle plate。
Compared with prior art, the beneficial effects of the utility model are: this novel bridge Double slit type expansion gap device simple in construction, practical, stability and the reliability at expansion joint can be effectively improved, the Double-joint expansion joint device for bridge of temperature impact will not be subject to simultaneously, adopt elastomeric material to make baffle device for water, it is possible to effectively stop that water and rubbish enter expansion gap device, increase service life, increase economic benefit。
Accompanying drawing explanation
Fig. 1 is this utility model structural representation。
In figure: 1, attachment strap, 2, backing plate, 3, groove, 4, crossbeam, 5, bolt, 6, bolt hole, 7, stopper slot, 8, limited post, 9, spring, 10, watertight rubber bar, the 11, first baffle plate, the 12, first expansion joint, 13, second baffle, the 14, second expansion joint。
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model, rather than whole embodiments。Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of this utility model protection。
Refer to Fig. 1, this utility model provides a kind of technical scheme: a kind of novel bridge Double slit type expansion gap device, including attachment strap 1, backing plate 2, groove 3, crossbeam 4, bolt 5, bolt hole 6, stopper slot 7, limited post 8, spring 9, watertight rubber bar 10, first baffle plate 11, first expansion joint 12, second baffle 13 and the second expansion joint 14, backing plate 2 it is provided with on the downside of attachment strap 1, groove 3 it is provided with on the right side of backing plate 2, crossbeam 4 is installed between groove 3, bolt 5 it is provided with between backing plate 2, bolt 5 is connected with the crossbeam 4 of downside by bolt hole 6, backing plate 2 is provided with stopper slot 7, limited post 8 is installed inside stopper slot 7, so arrange and attachment strap 1 can be made to be not susceptible to displacement, Stability Analysis of Structures, and the attachment strap 1 of limited post 8 and upside is fixing is connected, spring 9 and watertight rubber bar 10 it is provided with on the left of limited post 8, so arranging spring 9 can damping, increase vehicle safety under steam, increase expansion gap device service life, backing plate 2 upper left side is installed and is fixed the first baffle plate 11, the first expansion joint 12 it is provided with between first baffle plate 11 and attachment strap 1, fixing second baffle 13 is installed in backing plate 2 upper right side, the second expansion joint 14 it is provided with between second baffle 13 and attachment strap 1, elastomeric material is adopted to make baffle device for water, can effectively stop that water and rubbish enter expansion gap device, increase service life。
Operation principle: when using a kind of novel bridge Double slit type expansion gap device to construct on bridge, first, crossbeam 4 is arranged between groove 3, limited post 8, spring 9 and watertight rubber bar 10 are fixed on the downside of attachment strap 1, drop attachment strap 1 and be placed on backing plate 2, and limited post 8 is directed at stopper slot 7, it is tightened on crossbeam 4 by bolt 5 by fixing for attachment strap, again the first baffle plate 11 is fixed on backing plate 2 upper left side, second baffle 13 is fixed on backing plate 2 upper right side, thus completing once the installation of complete Double-joint expansion joint device for bridge。
Although this utility model being described in detail with reference to previous embodiment; for a person skilled in the art; technical scheme described in foregoing embodiments still can be modified by it; or wherein portion of techniques feature is carried out equivalent replacement; all within spirit of the present utility model and principle; any amendment of being made, equivalent replacement, improvement etc., should be included within protection domain of the present utility model。
Claims (5)
1. a novel bridge Double slit type expansion gap device, including attachment strap (1), backing plate (2), groove (3), crossbeam (4), bolt (5), bolt hole (6), stopper slot (7), limited post (8), spring (9), watertight rubber bar (10), first baffle plate (11), first expansion joint (12), second baffle (13) and the second expansion joint (14), it is characterized in that: described attachment strap (1) downside is provided with backing plate (2), described backing plate (2) right side is provided with groove (3), crossbeam (4) is installed between described groove (3), bolt (5) it is provided with between described backing plate (2), described bolt (5) is connected with the crossbeam (4) of downside by bolt hole (6), described backing plate (2) is provided with stopper slot (7), described stopper slot (7) inner side is provided with limited post (8), and the attachment strap (1) of limited post (8) and upside is fixing is connected, described limited post (8) left side is provided with spring (9) and watertight rubber bar (10), described backing plate (2) upper left side is installed and is fixed the first baffle plate (11), it is provided with the first expansion joint (12) between described first baffle plate (11) and attachment strap (1), fixing second baffle (13) is installed in described backing plate (2) upper right side, the second expansion joint (14) it is provided with between described second baffle (13) and attachment strap (1)。
2. a kind of novel bridge Double slit type expansion gap device according to claim 1, it is characterised in that: the length of described attachment strap (1) is more than the length of crossbeam (4), and thickness is equal to the thickness of crossbeam (4)。
3. a kind of novel bridge Double slit type expansion gap device according to claim 1, it is characterised in that: described spring (9) is arranged between attachment strap (1) and backing plate (2)。
4. a kind of novel bridge Double slit type expansion gap device according to claim 1, it is characterised in that: described backing plate (2) is provided with two pieces altogether。
5. a kind of novel bridge Double slit type expansion gap device according to claim 1, it is characterised in that: described first baffle plate (11), second baffle (13) they are equal baffle plate。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620093919.4U CN205329535U (en) | 2016-01-23 | 2016-01-23 | Novel bridge double slit formula expansion joint device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620093919.4U CN205329535U (en) | 2016-01-23 | 2016-01-23 | Novel bridge double slit formula expansion joint device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205329535U true CN205329535U (en) | 2016-06-22 |
Family
ID=56317174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620093919.4U Expired - Fee Related CN205329535U (en) | 2016-01-23 | 2016-01-23 | Novel bridge double slit formula expansion joint device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205329535U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111501539A (en) * | 2020-04-27 | 2020-08-07 | 山东高速路桥集团股份有限公司 | Expansion joint structure of highway bridge |
| CN113863122A (en) * | 2021-10-21 | 2021-12-31 | 中铁大桥勘测设计院集团有限公司 | Multipurpose main tower crossbeam structure and bridge |
-
2016
- 2016-01-23 CN CN201620093919.4U patent/CN205329535U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111501539A (en) * | 2020-04-27 | 2020-08-07 | 山东高速路桥集团股份有限公司 | Expansion joint structure of highway bridge |
| CN111501539B (en) * | 2020-04-27 | 2021-05-18 | 山东高速路桥集团股份有限公司 | Expansion joint structure of highway bridge |
| CN113863122A (en) * | 2021-10-21 | 2021-12-31 | 中铁大桥勘测设计院集团有限公司 | Multipurpose main tower crossbeam structure and bridge |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20160622 Termination date: 20170123 |