CN207017147U - A kind of big displacement Telescopic device of pedestrian way - Google Patents
A kind of big displacement Telescopic device of pedestrian way Download PDFInfo
- Publication number
- CN207017147U CN207017147U CN201720674304.5U CN201720674304U CN207017147U CN 207017147 U CN207017147 U CN 207017147U CN 201720674304 U CN201720674304 U CN 201720674304U CN 207017147 U CN207017147 U CN 207017147U
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- CN
- China
- Prior art keywords
- displacement
- intermediate support
- support plate
- telescopic device
- support beam
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- Withdrawn - After Issue
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Abstract
The utility model discloses a kind of big displacement Telescopic device of pedestrian way, it is characterised in that：Device can be divided into several telescopic units along direction across bridge, each telescopic unit includes two displacement casees, two pieces of side cover plates, a piece support beam and one piece of intermediate support plate, two displacement casees are in hollow structure, correspond to and be embedded at expansion joint position in both sides beam-ends concrete respectively, the both ends of the support beam are respectively protruding into formula and are arranged in two displacement casees of corresponding pre-buried installation, the intermediate support plate is horizontally arranged above support beam, two pieces it is described while cover plate be separately mounted to both sides at expansion joint position and while cover plate one end be fixedly connected with beam-ends concrete, other end bridging type is placed on intermediate support plate one end.Due to the supporting role of intermediate support plate, the thickness of side cover plate can be reduced to 5mm, therefore the step discrepancy in elevation of the device in road surface part at most only has 5mm, and almost imperceptible step, comfortableness and security greatly improve when people walks.
Description
Technical field
Bridge extension joint technical field is the utility model is related to, is more particularly to a kind of flexible dress in big displacement pavement
Put, suitable for pedestrian way of bridge expansion joint.
Background technology
Pedestrian way of bridge is often higher by driveway and makes its linear complexity of cross section outline provided with guardrail safety devices.If adopt
With the retractor device of driveway, it is difficult to adapt to the complicated contours profiles in pavement, it is expensive, construction is complicated, and due to people's row
Road is more much smaller than the load that driveway is born, more without percussion, prevents driveway retractor device from making the best use of everything, the wasting of resources
Seriously.
Existing pavement crack structure is very simple, is to be mutually lapped to form with two blocks of steel plates mostly.But pavement expansion joint position
When shifting amount is big, steel plate thickness is also required to increase, and causes steel plate to form a step on road surface, and the step discrepancy in elevation is at least
20mm, pedestrian are easily tripped when walking, and potential safety hazard be present.
Utility model content
The purpose of this utility model is solve the problems of the prior art, there is provided a kind of flexible dress in big displacement pavement
Put, due to the supporting role of intermediate support plate, the thickness of side cover plate can be reduced to 5mm, therefore device is in the platform of road surface part
The rank discrepancy in elevation at most only has 5mm, and almost imperceptible step, comfortableness and security greatly improve when people walks.
The technical solution adopted in the utility model is：
A kind of big displacement Telescopic device of pedestrian way, it is characterised in that：Device can be divided into several flexible lists along direction across bridge
Member, each telescopic unit include two displacement casees, two pieces of side cover plates, a support beam and one piece of intermediate support plate, two
The displacement case is in hollow structure, corresponds to be embedded at expansion joint position in both sides beam-ends concrete respectively, the support beam
Both ends are respectively protruding into two displacement casees of corresponding pre-buried installation, and the intermediate support plate is horizontally arranged in support beam
Side and be located at expansion joint middle position, two pieces it is described while cover plate be separately mounted to both sides at expansion joint position and while cover plate one
End is fixedly connected with beam-ends concrete, and other end bridging type is placed on intermediate support plate one end.
Further, it is parallel on direction across bridge direction to be provided with two longerons and longeron and several telescopic units in device
Support beam is both connected to together, is provided with the lower surface of the intermediate support plate along vertical bridge to parallel under two pedestals and pedestal
Portion both ends are fixed together with two longerons respectively, and some pieces of intermediate support plates installed on two longerons and longeron form one
Individual entirety and intermediate support plate upper surface location are less than pavement road surface or flushed, the entirety of longeron and intermediate support plate composition
It is synchronized with the movement, and intermediate support plate upper surface location less than pavement road surface or flushes the thickness of side cover plate is subtracted
It is small.
Further, the support beam end is flexibly connected with displacement case, and support beam end can be in its length of displacement case interior edge
Spend the free telescopic moving in direction.
Further, the support beam is overall rotatable in cylinder, and when being that bridge conjugates, support beam can be with
Turn an angle.
Further, device also includes several displacement controllers, and displacement controller horizontal interval is arranged on flexible list
First lower section.
Further, the longeron can slide along support beam length direction, longeron and intermediate support plate composition it is whole
The position of body can be adjusted.
Further, the displacement controller is hinged and formed by two root long arms and four galianconism, is formed two and is connected to one
Connector and both sides at expansion joint position is respectively adopted in the parallelogram sturcutre risen, the hinge A at the displacement controller both ends
Beam-ends concrete connects, and the hinge B of the displacement controller center position is using branch among the corresponding top of connector
Fagging connects and the tie point of intermediate support plate and hinge B is located on intermediate support plate direction across bridge center line, the Bit andits control
Remaining hinge of device C is free state, when it is that both sides both ends concrete is subjected to displacement that expansion joint, which changes, parallel four side
Shape structure can change therewith, center positions of the hinge B all the time in two parallelogram sturcutres, so that middle
Supporting plate is always positioned at the centre position of both sides beam-ends and opposite side cover plate forms good intermediate supports point.
Further, one end both sides on the side cover plate overlap joint intermediate support plate are respectively equipped with groove, the middle branch
Fagging plug-in type is arranged in groove, can be held intermediate support plate tightly, be prevented from warping during use, improves security.
Further, the side cover plate uses stainless checkered plate, has antiskid function.
Further, the position that the displacement case contacts with support beam side wall is provided with wearing piece, has damping and wear-resisting work
With.
The beneficial effects of the utility model are：
Retractor device in the utility model is by displacement case, side cover plate, support beam, intermediate support plate and displacement controller group
Into building block is simple and easy to get, and manufacturing cost and installation cost are low.Supporting role and intermediate supports due to intermediate support plate
Plate upper surface location is less than pavement road surface or flushes, and the thickness of side cover plate can be reduced to 5mm, therefore device is in road surface portion
The step discrepancy in elevation divided is just most to there was only 5mm, and almost imperceptible step, comfortableness and security greatly carry when people walks
It is high.
Brief description of the drawings
Fig. 1 is pavement crack structure schematic diagram in the prior art.
Fig. 2 is structural representation of the present utility model.
Fig. 3 is overlooking the structure diagram of the present utility model.
Fig. 4 is the utility model elevational schematic view（Side cover plate is not drawn into）.
Fig. 5 is close-up schematic view at M in Fig. 2.
Fig. 6 is the structural representation of displacement controller in Fig. 2.
Fig. 7 be in Fig. 2 N-N to cross section structure diagram.
Fig. 8 is operating diagram when expansion joint displacement becomes big state.
Fig. 9 be expansion joint displacement diminish state when operating diagram
Embodiment
In order that the advantages of the purpose of this utility model and technical scheme, is more clearly understood, below in conjunction with accompanying drawing and reality
Example, the utility model is further elaborated.
As shown in Figure 1, existing pavement crack structure is very simple, is to be mutually lapped to form with two blocks of steel plates 9 mostly.But people
When trade expansion joint displacement is big, the thickness of steel plate 9 is also required to increase, and causes steel plate 9 to form a step on road surface, OK
People is easily tripped when walking, and potential safety hazard be present.
As shown in accompanying drawing 2 ~ 9, a kind of big displacement Telescopic device of pedestrian way, device can be divided into several along direction across bridge and stretch
Unit, each telescopic unit include two 1, two piece of displacement case support beams 3 of side cover plate 2, one and one piece of intermediate support plate
4, two displacement casees 1 are in hollow structure, correspond to be embedded at expansion joint position in both sides beam-ends concrete respectively, the branch
The both ends of support beam 3 are respectively protruding into formula and are arranged in two displacement casees 1 of corresponding pre-buried installation, the horizontal peace of intermediate support plate 4
Above support beam 3, two pieces it is described while cover plate 2 be separately mounted to both sides at expansion joint position and while cover plate 2 one end and beam
End concrete is fixedly connected, and other end bridging type is placed on the one end of intermediate support plate 4.
The parallel support beam 3 for being provided with two longerons 5 and longeron 5 and several telescopic units in device on direction across bridge direction
It is both connected to together, two pedestals 6 and the bottom two of pedestal 6 is installed along bridge to parallel in the lower surface of the intermediate support plate 4
End is fixed together with two longerons 5 respectively, and some pieces of intermediate support plates 4 installed on two longerons 5 and longeron 5 form one
Individual entirety and the upper surface location of intermediate support plate 4 are less than pavement road surface or flushed.
The end of support beam 3 is flexibly connected with displacement case 1, and the end of support beam 3 can be in displacement case 1 along its length
Free telescopic moving.
The support beam 3 is overall rotatable in cylinder.
Device also includes several displacement controllers 7, and the horizontal interval of displacement controller 7 is arranged on below telescopic unit.
The longeron 5 can slide along the length direction of support beam 3.
The displacement controller 7 is hinged and formed by two root long arm 7-1 and four galianconism 7-2, is formed two and is linked together
Parallelogram sturcutre, connector and at expansion joint position two is respectively adopted in the hinge A7-3 at the both ends of displacement controller 7
The concrete connection of curb girder end, the hinge B7-4 of the center position of displacement controller 7 is using the corresponding top of connector
Intermediate support plate 4 connects and intermediate support plate 4 and hinge B7-4 tie point is located on the direction across bridge center line of intermediate support plate 4,
Remaining hinge of displacement controller 7 C7-5 is free state.
One end both sides that the side cover plate 2 is overlapped on intermediate support plate 4 are respectively equipped with groove 2-1, the intermediate support plate 4
Plug-in type is arranged in groove 2-1.
The side cover plate 2 uses stainless checkered plate.
The position that the displacement case 1 contacts with the side wall of support beam 3 is provided with wearing piece 8.Using above-mentioned retractor device, due in
Between supporting plate 4 effect, the thickness of side cover plate 2 can be reduced to 5mm, thus device road surface part the step discrepancy in elevation at most
Only 5mm, almost imperceptible step, comfortableness and security greatly improve when people walks.Between between expansion joint
During away from becoming big, being connected displacement controller 7 with both sides beam-ends concrete at expansion joint position and working asynchronously, be hinged parallel the four of composition
Side shape structure changes, and the position of adjustment intermediate support plate 4 is in the centre of both sides beam-ends, and the end of support beam 3 is from displacement case 1
Remove, the synchronizing moving of side cover plate 2, but remain in that and the overlap joint state of intermediate support plate 4.When the spacing between expansion joint diminishes
When, it is connected displacement controller 7 with both sides beam-ends concrete at expansion joint position and works asynchronously, is hinged the parallelogram knot of composition
Structure changes, and the position of adjustment intermediate support plate 4 is in the centre of both sides beam-ends, and the end of support beam 3 is stretched into displacement case 1,
The synchronizing moving of side cover plate 2, two pieces of side cover plates 2 are close.
Claims (10)
- A kind of 1. big displacement Telescopic device of pedestrian way, it is characterised in that：Device can be divided into several telescopic units along direction across bridge, Each telescopic unit includes two displacement casees（1）, two pieces of side cover plates（2）, a support beam（3）With one piece of intermediate support plate （4）, two displacement casees（1）In hollow structure, correspond to be embedded at expansion joint position in both sides beam-ends concrete respectively, institute State support beam（3）Both ends be respectively protruding into two displacement casees that formula is arranged on corresponding pre-buried installation（1）It is interior, the intermediate support plate （4）It is horizontally arranged at support beam（3）Top, two pieces of side cover plates（2）It is separately mounted to both sides and side lid at expansion joint position Plate（2）One end be fixedly connected with beam-ends concrete, other end bridging type is placed on intermediate support plate（4）On one end.
- A kind of 2. big displacement Telescopic device of pedestrian way according to claim 1, it is characterised in that：Put down on direction across bridge direction Row is provided with two longerons（5）And longeron（5）With the support beam of several telescopic units in device（3）It is both connected to together, in institute State intermediate support plate（4）Lower surface two pedestals are installed along bridge to parallel（6）And pedestal（6）Bottom both ends respectively with two Longeron（5）It is fixed together, two longerons（5）And longeron（5）Some pieces of intermediate support plates of upper installation（4）Formation one is whole Body and intermediate support plate（4）Upper surface location is less than pavement road surface or flushes.
- A kind of 3. big displacement Telescopic device of pedestrian way according to claim 2, it is characterised in that：The support beam（3）End Portion and displacement case（1）It is flexibly connected, support beam（3）End can be in displacement case（1）Inside free telescopic moving along its length.
- A kind of 4. big displacement Telescopic device of pedestrian way according to claim 3, it is characterised in that：The support beam（3）It is in Cylinder, it is overall rotatable.
- A kind of 5. big displacement Telescopic device of pedestrian way according to any one in claim 2 ~ 4, it is characterised in that：Device Also include several displacement controllers（7）, and displacement controller（7）Horizontal interval is arranged on below telescopic unit.
- A kind of 6. big displacement Telescopic device of pedestrian way according to claim 5, it is characterised in that：The longeron（5）Can edge Support beam（3）Length direction slides.
- A kind of 7. big displacement Telescopic device of pedestrian way according to claim 6, it is characterised in that：The displacement controller （7）By two root long arms（7-1）With four galianconism（7-2）It is be hinged to form, two parallelogram sturcutres to link together are formed, The displacement controller（7）The hinge A at both ends（7-3）Connector is respectively adopted with both sides beam-ends concrete at expansion joint position to connect Connect, the displacement controller（7）The hinge B of center position（7-4）Using the intermediate support plate of the corresponding top of connector （4）Connection and intermediate support plate（4）With hinge B（7-4）Tie point be located at intermediate support plate（4）On direction across bridge center line, institute Rheme shift controller（7）Remaining hinge C（7-5）For free state.
- 8. a kind of big displacement Telescopic device of pedestrian way according to any one in claim 1 ~ 4,6 and 7, its feature exist In：The side cover plate（2）Overlap intermediate support plate（4）On one end both sides be respectively equipped with groove（2-1）, the intermediate support plate （4）Plug-in type is arranged on groove（2-1）It is interior.
- A kind of 9. big displacement Telescopic device of pedestrian way according to claim 8, it is characterised in that：The side cover plate（2）Adopt Use stainless checkered plate.
- 10. a kind of big displacement Telescopic device of pedestrian way according to any one in claim 1 ~ 4,6,7 and 9, its feature It is：The displacement case（1）With support beam（3）The position of side wall contact is provided with wearing piece（8）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720674304.5U CN207017147U (en) | 2017-06-12 | 2017-06-12 | A kind of big displacement Telescopic device of pedestrian way |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720674304.5U CN207017147U (en) | 2017-06-12 | 2017-06-12 | A kind of big displacement Telescopic device of pedestrian way |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207017147U true CN207017147U (en) | 2018-02-16 |
Family
ID=61485440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720674304.5U Withdrawn - After Issue CN207017147U (en) | 2017-06-12 | 2017-06-12 | A kind of big displacement Telescopic device of pedestrian way |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207017147U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107165044A (en) * | 2017-06-12 | 2017-09-15 | 四川双建路桥机械有限责任公司 | A kind of big displacement Telescopic device of pedestrian way |
-
2017
- 2017-06-12 CN CN201720674304.5U patent/CN207017147U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107165044A (en) * | 2017-06-12 | 2017-09-15 | 四川双建路桥机械有限责任公司 | A kind of big displacement Telescopic device of pedestrian way |
| CN107165044B (en) * | 2017-06-12 | 2023-05-05 | 四川双建路桥机械有限责任公司 | Large-displacement sidewalk telescopic device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180216 Effective date of abandoning: 20230505 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180216 Effective date of abandoning: 20230505 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |