CN207376453U - A kind of non-concrete type bridge expansion joint - Google Patents
A kind of non-concrete type bridge expansion joint Download PDFInfo
- Publication number
- CN207376453U CN207376453U CN201721398691.0U CN201721398691U CN207376453U CN 207376453 U CN207376453 U CN 207376453U CN 201721398691 U CN201721398691 U CN 201721398691U CN 207376453 U CN207376453 U CN 207376453U
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- CN
- China
- Prior art keywords
- intermediate beam
- pontic
- expansion joint
- adjustable plate
- concrete type
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- 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.)
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Abstract
The utility model discloses a kind of non-concrete type bridge expansion joint, its key points of the technical solution are that：A kind of non-concrete type bridge expansion joint, it is characterized in that, including being fixed on the adjacent in vivo substrate of both sides bridge, the substrate is equipped with adjustable plate, further include the intermediate beam being erected on adjustable plate, the upper and lower sides of the intermediate beam are respectively equipped with top panel and lower panel, and the lower section of the lower panel is equipped with the shelf for being used to support intermediate beam, and the shelf is fixed on pontic.When pontic deforms, it is that adjustable plate follows bridge and move, intermediate beam is placed between the adjustable plate of adjacent pontic, top panel is contacted with adjustable plate, therefore during adjustable plate movement, either adjustable plate moves horizontally or vertical shift, top panel can two adjustable plates of good connection, therefore the vehicle on bridge can smoothly pass.
Description
Technical field
The utility model is related to bridge capital construction field, more particularly to a kind of non-concrete type bridge expansion joint.
Background technology
To meet the requirement of bridge floor deformation, usually between two beam-ends, between beam-ends and abutment or the articulated position of bridge
Upper setting expansion joint.Bridge expanssion joint can effectively reduce due to bridge deformation to bridge in itself caused by damage, bridge stretches
The quality of seam directly decides the quality and service life of bridge.The expansion joint of one well-formed is adapting to bridge deformation
Meanwhile it can also so that vehicle on bridge is steady, safety passes through.
At present, notification number is that the Chinese utility model patent of CN203559345U discloses a kind of no concrete type bridge expanssion joint
Device, the first beam body, the second beam body and telescoping member including being separately positioned on bridge expanssion joint both sides, first beam body
Billet is preset with respectively on the surface at expansion joint with the second beam body, and the telescoping member is mounted on the billet
On.
Above-mentioned non-concrete type bridge expansion joint can generate difference in height when tackling the vertical deformation of bridge on bridge,
Vehicular traffic can be generated and jolted, and influence smoothly passing for vehicle.
Utility model content
The purpose of this utility model is to provide a kind of non-concrete type bridge expansion joint, and advantage is that bridge deforms
When, vehicle can still smoothly pass.
The above-mentioned technical purpose of the utility model technical scheme is that：A kind of no concrete type bridge is stretched
Contracting seam device, which is characterized in that including being fixed on the adjacent in vivo substrate of both sides bridge, the substrate is equipped with adjustable plate, also wraps
The intermediate beam being erected on adjustable plate is included, the upper and lower sides of the intermediate beam are respectively equipped with top panel and lower panel, the lower panel
Lower section be equipped with and be used to support the shelf of intermediate beam, the shelf is fixed on pontic.
Through the above technical solutions, substrate is fixed on pontic, adjustable plate is disposed on the substrate, when pontic deforms,
That adjustable plate follows bridge and move, intermediate beam is placed between the adjustable plate of adjacent pontic, and top panel connects with adjustable plate
It touches, therefore during adjustable plate movement, either adjustable plate moves horizontally still vertical shift, and top panel being capable of good connection two
Adjustable plate, therefore the vehicle on bridge can smoothly pass.Lower panel is shelved on the shelf, therefore the position of intermediate beam is stablized,
Intermediate beam should not be displaced to one side or overturning, improve whole reliability.
The utility model is further arranged to：The both sides of the intermediate beam are equipped with several centering dresses for being used to contradict pontic
It puts.
Through the above technical solutions, pontic is contradicted to kind of device, therefore intermediate beam is not easy to tilt toward one side, further improves
The stability of intermediate beam.
The utility model is further arranged to：The counterweight includes the sleeve being fixedly connected on intermediate beam, described
Mandril is inserted in sleeve, the spring that mandril is promoted to move is additionally provided in the sleeve.
Through the above technical solutions, mandril is withstood on the pontic of both sides, during bridge deformation, both sides pontic position changes,
Mandril stretches in sleeve, and spring promotes mandril protruding, intermediate when intermediate beam is not in the centre position of both sides pontic
The stroke of two lateral spring of beam differs, therefore intermediate beam both sides mandril contradicts the power difference of pontic, and intermediate beam receives pushing away for mandril
Power thinks the intermediate protective embankments surrounding low-lying fields movement of both sides pontic, intermediate beam to neutral more preferable.
The utility model is further arranged to：The substrate is equipped with installing plate, is equipped between the installing plate and substrate
Several first reinforcing ribs.
Through the above technical solutions, installing plate is convenient for substrate is fixed in pontic, during installation base plate, installing plate is embedded
In pontic, substrate position stablizes not easily to fall off, the connection between the first reinforcing rib reinforcing installing plate and substrate so that substrate is not
Easily it is broken with installing plate.
The utility model is further arranged to：The lower section of the installing plate is equipped with several be embedded and is reinforced in bridge in vivo first
Part, the one end of the substrate away from intermediate beam are equipped with the second reinforcing member.
Through the above technical solutions, the first reinforcing member and the second reinforcing member are in pontic, therefore substrate and installing plate
It is more securely attached on pontic, after long-time service, substrate is not readily separated, comes off.
The utility model is further arranged to：Drain bar is equipped between the two neighboring shelf, the drain bar and is put
Collision mat is equipped between plate.
Through the above technical solutions, drain bar, for accepting the water fallen from intermediate beam and discharge, drain bar selects matter
The softer material in ground is made, therefore when pontic position changes, drain bar follows variation and is hardly damaged, and collision mat reduces water
It is fallen between shelf and drain bar and influences the building under bridge or pedestrian.
The utility model is further arranged to：The adjustable plate is equipped with several rhones, if the lower panel is equipped with
Dry leakage hole.
Through the above technical solutions, when running into rainwater weather, the rainwater on adjustable plate can be flowed down along rhone, therefore
Rainwater is not easy to store up influence traffic safety on adjustable plate, and the rainwater on lower panel can be flowed out from leakage hole, accelerates rainwater row
Go out intermediate beam, be not easy to form ponding on lower panel.
The utility model is further arranged to：The intermediate beam is hollow structure.
Through the above technical solutions, intermediate beam is arranged to central hole structure, in reducing while integral strength is not influenced
Between beam dead weight, pressure of the intermediate beam to adjustable plate is reduced, in addition, hollow intermediate beam so that the manufacture of intermediate beam is more square
Just, can be welded by several steel plates, lighter is automatic so that the installation and replacement of intermediate beam are also more convenient.
The utility model is further arranged to：Several second are equipped between the intermediate beam and top panel, lower panel to add
Strengthening tendons.
Through the above technical solutions, the second reinforcing rib strengthens the integral strength of intermediate beam, after the long-time service of intermediate beam
It is unlikely to deform, the second reinforcing rib causes top panel and lower panel to be unlikely to deform in use simultaneously, improves it and uses the longevity
Life.
In conclusion the utility model has the advantages that：
1st, contradicted by the setting intermediate beam between adjustable plate and top panel on adjustable plate, when bridge deformation, nothing
View section plate level displacement or vertical position, top panel can cause the pontic of both sides to seamlessly transit so that vehicle can
It smoothly passes；
2nd, the centralising device set in intermediate beam both sides enables to intermediate beam to be in the centre position of both sides pontic, in the middle
Between beam is amesiality is, the telescopic spring amount of intermediate beam both sides is different, spring promote among moved to centre position.
Description of the drawings
Fig. 1 is the overall structure diagram of the present embodiment；
Fig. 2 is the sectional view of the present embodiment；
Fig. 3 is enlarged drawing at A in Fig. 2.
Reference numeral：1st, pontic；2nd, substrate；3rd, adjustable plate；31st, rhone；4th, intermediate beam；41st, top panel；42nd, below
Plate；421st, leakage hole；5th, centralising device；51st, sleeve；52nd, mandril；53rd, spring；6th, installing plate；7th, the first reinforcing rib；8th, first
Reinforcing member；9th, the second reinforcing member；10th, drain bar；11st, collision mat；12nd, bolt；13rd, the second reinforcing rib；14th, shelf.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Embodiment：With reference to figure 1, a kind of non-concrete type bridge expansion joint, including adjacent pontic 1（It is to open up completely in figure
Reveal pontic 1）, leave gap between two pontics 1, adjacent pontic 1 it is opposite be fixedly connected with substrate 2 on one side, substrate 2 is equipped with
Adjustable plate 3 is equipped with intermediate beam 4 between two adjustable plates 3, and the upper and lower sides of intermediate beam 4 are respectively equipped with top panel 41 and lower panel 42,
Wherein top panel 41 is contacted with the upper surface of adjustable plate 3.When being deformed when bridge is because stand under load or temperature change, pontic 1
It can be subjected to displacement, no matter pontic 1 moves horizontally or vertical shift, and top panel 41 can cause smoothed between two pontics 1
It crosses so that the vehicle on bridge can smoothly pass.
With reference to figure 1, the lower position that adjustable plate 3 is located on pontic 1 is equipped with shelf 14, and plate 42 is placed below intermediate beam 4
On shelf 14, therefore during the movement of pontic 1, due to there is the limitation of lower panel 42 and shelf 14, intermediate beam 4 is not easy to overturn, topple,
Improve the stability of intermediate beam 4.
Referring to figs. 2 and 3, to further improve the stability of intermediate beam 4, the both sides of intermediate beam 4 are equipped with centralising device
5.Centralising device 5 includes the sleeve 51 being fixedly connected on intermediate beam 4, is inserted with mandril 52 in sleeve 51, is also set in sleeve 51
There is spring 53, spring 53 is used to that mandril 52 to be promoted to move.The mandril 52 of 4 both sides of intermediate beam is contradicted respectively on the pontic 1 of both sides,
When 4 amesiality pontic 1 of intermediate beam, 53 stroke of spring of 4 both sides of intermediate beam is different, therefore 4 both sides mandril of intermediate beam
The thrust of 52 conflict pontics 1 differs, and spring 53 promotes intermediate beam 4 to be moved to the centre position of two pontics 1.4 position of intermediate beam
Between two parties, therefore top panel 41 can preferably be smoothly connected the bridge floors of both sides so that and vehicle smoothly passes, meanwhile, centre placed in the middle
Beam 4 is not easy to overturn, topple, and position is stablized.
With reference to figure 1, drain bar 10 is equipped between two shelves 14, drain bar 10 flows down for undertaking from intermediate beam 4
Rainwater is simultaneously discharged.In the present embodiment, the iron sheet that drain bar 10 selects quality softer is made, and drain bar 10 is arranged to U-shaped, bridge
When body 1 moves, drain bar 10 follows deformation, therefore during the movement of pontic 1, drain bar 10 is hardly damaged, and drain bar 10 still can
It completes draining and consolidates work.Drain bar 10 is connected to by bolt 12 on shelf 14, and waterproof is equipped between drain bar 10 and shelf 14
Pad 11, collision mat 11 are used for waterproof so that water is not easy to be flowed down between drain bar 10 and shelf 14 under bridge on drain bar 10
Building or pedestrian impact, while rainwater be not easy along shelf 14 flow to bridge, bridge pier and influence its security.
With reference to figure 3, adjustable plate 3 is equipped with several rhones 31, and plate 42 is equipped with several leakage holes below intermediate beam 4
421.When meeting with rainwater weather, the rainwater on adjustable plate 3 is flowed down from rhone 31, is not easy ponding on adjustable plate 3, is reduced because of bridge
Area water and caused by driving adverse effect.Rainwater is flow to from leakage hole 421 on drain bar 10 on lower panel 42, lower panel 42
On rainwater can quickly discharge, ponding is not likely to produce on lower panel 42, and then rainwater is not easy to be impregnated with pontic 1 and shelf 14, drop
Low immersion is to adverse effect caused by shelf 14 and pontic 1.
With reference to figure 3, intermediate beam 4 is arranged to hollow structure, reduces the weight of intermediate beam 4, so as to which intermediate beam 4 is to adjustable plate 3
Pressure it is smaller.In addition, hollow intermediate beam 4 so that intermediate beam 4 manufacture it is more convenient, can be welded by several steel plates and
Into lighter is automatic so that the installation and replacement of intermediate beam 4 are also more convenient.
With reference to figure 1, substrate 2 is equipped with installing plate 6, and installing plate 6 is embedded in pontic 1, therefore substrate 2 can be more stable
On pontic 1.The first reinforcing rib 7 is equipped between substrate 2 and installing plate 6, the first reinforcing rib 7 reinforces installing plate 6 and substrate 2
Between connection so that substrate 2 is not easy to be broken with installing plate 6.In order to further reinforce the connection of pedestal and pontic 1, installing plate 6
Bottom be equipped with the first reinforcing member 8, one side of the substrate 2 away from adjustable plate 3 be equipped with the second reinforcing member 9, the first reinforcing member 8 and second
Reinforcing member 9 is embedded in pontic 1, therefore the connection of substrate 2 and pontic 1 is more secured, and substrate 2 is in the case of long-term use
It is not easily to fall off.
With reference to figure 3, the second reinforcing rib is equipped between intermediate beam 4 and top panel 41, between intermediate beam 4 and lower panel 42
13.Second reinforcing rib 13 strengthens the integral strength of intermediate beam 4, is unlikely to deform after the long-time service of intermediate beam 4, the second reinforcing rib
13 cause top panel 41 and lower panel 42 to be unlikely to deform in use simultaneously, improve its service life.
Installation steps：When building pontic 1, reserving gaps and being reserved in the end of pontic 1 are not poured between adjacent two pontic 1
Build the part of concrete.Drain bar 10 and collision mat 11 are mounted on by bolt 12 on shelf 14 first；Secondly by installing plate
6th, the assembly of substrate 2 and adjustable plate 3 is mounted on the position for the non-casting concrete reserved on pontic 1 so that 2 upper surface of substrate
It is concordant with bridge floor, the then casting concrete on installing plate 6；Finally by the intermediate beam 4 with centralising device 5 from the side of gas
It is installed in place, can also be installed in place intermediate beam 4 together in installation base plate 2.
This specific embodiment is only explanation to the utility model, is not the limitation to the utility model, ability
Field technique personnel can as needed make the present embodiment the modification of no creative contribution after this specification is read, but
As long as it is all protected in the right of the utility model be subject to Patent Law.
Claims (9)
1. a kind of non-concrete type bridge expansion joint, which is characterized in that including the substrate being fixed in adjacent both sides pontic (1)
(2), the substrate (2) is equipped with adjustable plate (3), further includes the intermediate beam (4) being erected on adjustable plate (3), the intermediate beam
(4) upper and lower sides are respectively equipped with top panel (41) and lower panel (42), and the lower section of the lower panel (42) is equipped in being used to support
Between beam (4) shelf (14), the shelf (14) is fixed on pontic (1).
2. non-concrete type bridge expansion joint according to claim 1, which is characterized in that the both sides of the intermediate beam (4)
Equipped with several centralising devices (5) for being used to contradict pontic (1).
3. non-concrete type bridge expansion joint according to claim 2, which is characterized in that the centralising device (5) includes
The sleeve (51) being fixedly connected on intermediate beam (4), the sleeve (51) is interior to be inserted with mandril (52), is gone back in the sleeve (51)
Equipped with for promote mandril (52) move spring (53).
4. non-concrete type bridge expansion joint according to claim 1, which is characterized in that the substrate (2) is equipped with peace
Loading board (6) is equipped with several first reinforcing ribs (7) between the installing plate (6) and substrate (2).
5. non-concrete type bridge expansion joint according to claim 4, which is characterized in that the lower section of the installing plate (6)
Equipped with several the first reinforcing members (8) being embedded in pontic (1), the one end of the substrate (2) away from intermediate beam (4) is equipped with second
Reinforcing member (9).
6. non-concrete type bridge expansion joint according to claim 1, which is characterized in that the two neighboring shelf (14)
Between be equipped with drain bar (10), equipped with collision mat (11) between the drain bar (10) and shelf (14).
7. non-concrete type bridge expansion joint according to claim 1, which is characterized in that the adjustable plate (3) is equipped with
Several rhones (31), the lower panel (42) are equipped with several leakage holes (421).
8. non-concrete type bridge expansion joint according to claim 1, which is characterized in that the intermediate beam (4) is hollow
Structure.
9. non-concrete type bridge expansion joint according to claim 1, which is characterized in that the intermediate beam (4) and above
Several second reinforcing ribs (13) are equipped between plate (41), lower panel (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721398691.0U CN207376453U (en) | 2017-10-26 | 2017-10-26 | A kind of non-concrete type bridge expansion joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721398691.0U CN207376453U (en) | 2017-10-26 | 2017-10-26 | A kind of non-concrete type bridge expansion joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207376453U true CN207376453U (en) | 2018-05-18 |
Family
ID=62336458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721398691.0U Expired - Fee Related CN207376453U (en) | 2017-10-26 | 2017-10-26 | A kind of non-concrete type bridge expansion joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207376453U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110541359A (en) * | 2019-09-24 | 2019-12-06 | 南通市市政工程设计院有限责任公司 | Drainage device for building bridge |
| CN110552257A (en) * | 2019-09-16 | 2019-12-10 | 昆山山鑫铝业有限公司 | Design of aluminum material of ballastless expansion joint device |
-
2017
- 2017-10-26 CN CN201721398691.0U patent/CN207376453U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110552257A (en) * | 2019-09-16 | 2019-12-10 | 昆山山鑫铝业有限公司 | Design of aluminum material of ballastless expansion joint device |
| CN110541359A (en) * | 2019-09-24 | 2019-12-06 | 南通市市政工程设计院有限责任公司 | Drainage device for building bridge |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180518 Termination date: 20211026 |