CN208309372U - Bridge stretching structure - Google Patents
Bridge stretching structure Download PDFInfo
- Publication number
- CN208309372U CN208309372U CN201820369808.0U CN201820369808U CN208309372U CN 208309372 U CN208309372 U CN 208309372U CN 201820369808 U CN201820369808 U CN 201820369808U CN 208309372 U CN208309372 U CN 208309372U
- Authority
- CN
- China
- Prior art keywords
- matrix
- bridge
- elastomer block
- pedestal
- cavity
- 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 provides a kind of bridge stretching structure comprising the first pedestal, the second pedestal, buffer body, extensible canopy, the first elastomer block, waterstop, upper sealing plate, the second elastomer block, the first spring and second spring.First pedestal and the second pedestal are fixed on bridge and are located at the two sides of bridge expanssion joint.First pedestal includes the first matrix and the first embedded portion.Second pedestal includes the second matrix and the second embedded portion.First baseline top is equipped with the first groove, and the second baseline top is equipped with the second groove；Second elastomer block is contained in the second groove；Upper sealing plate is fixed on the bottom wall of the first groove and has the inclined-plane being combined together with the second elastomer block；The top surface of first matrix, the top surface of upper sealing plate, the top surface of the second matrix and the second elastomer block top surface flush.First matrix also has the first cavity, and the second matrix also has the second cavity；First elastomer block is contained in the second cavity；The first elastomer block is fixed in one end of extensible canopy, and the other end of extensible canopy protrudes into the first cavity.
Description
Technical field
The utility model relates to bridge field more particularly to a kind of bridge stretching structures.
Background technique
Bridge expanssion joint be bridge appropriate location be arranged a build joint, in order to prevent only bridge because of gas
It waits variation (such as expanding with heat and contract with cold) and destroys.Bridge expanssion joint can bridge be divided into two parts, and this two parts is stretched via bridge
Shrinking structure connection.But structure is complicated and leakproofness is poor for existing bridge stretching structure, rainwater and impurity are easily penetrated into bridge
Inside beam, the internal structure that destroys a bridge.
Utility model content
In view of the problems in the background art, the purpose of this utility model is to provide a kind of bridge stretching structure,
It can guarantee that bridge stretching structure is integrally constant, prevent foreign matter and water from entering bridge expanssion joint.
To achieve the goals above, the utility model provides a kind of bridge stretching structure comprising the first pedestal, second
Pedestal, buffer body, extensible canopy, the first elastomer block, waterstop, upper sealing plate, the second elastomer block, the first spring and second spring.
First pedestal and the second pedestal are fixed on bridge and are located at the two sides of bridge expanssion joint.
First pedestal includes the first matrix and the first embedded portion, and the first embedded portion extends downwardly simultaneously from the bottom of the first matrix
It is embedded in bridge, is folded with buffer body between the first matrix and bridge.
Second pedestal includes the second matrix and the second embedded portion, and the second embedded portion extends downwardly simultaneously from the bottom of the second matrix
It is embedded in bridge, is folded with buffer body between the second matrix and bridge.
First baseline top is equipped with the first groove, and the second baseline top is equipped with the second groove, and the bottom wall of the second groove is low
In the bottom wall of the first groove；Second elastomer block is contained in the second groove, and the first bullet of the bottom wall by being fixed on the second groove
Spring support；Upper sealing plate is fixed on the bottom wall of the first groove and has cooperation across bridge expanssion joint, upper sealing plate and the second elastomer block
Inclined-plane together；The top surface of first matrix, the top surface of upper sealing plate, the top surface of the top surface of the second matrix and the second elastomer block are neat
It is flat.
First matrix also has the first card slot, and the second matrix also has the second card slot；Waterstop tool there are two connector and
The connecting band of two connectors is connected, two connectors are connected in the first card slot and the second card slot respectively；Connecting band is flexible across bridge
It stitches and is multilayer.
First matrix also has the first cavity, and the second matrix also has the second cavity；It is recessed that first elastomer block is contained in second
It is intracavitary；One end of extensible canopy is inserted and fixed in the first elastomer block, and the other end of extensible canopy across bridge expanssion joint and protrudes into
One cavity；Second spring is contained in first cavity, second spring connects the first matrix and extensible canopy；The peripheral wall of first cavity is solid
Surely there is buffer body.
Buffer body includes lower rubber pad, damping cotton pad and the upper rubber pad that stacking is integrated.
The material of first elastomer block and the second elastomer block is rubber.
The section of first embedded portion is T shape, and the section of the second embedded portion is T shape.
The beneficial effects of the utility model are as follows: when the structure of bridge expanssion joint changes because of temperature change, stretching
Contracting beam can move under the action of second spring along the first cavity, to guarantee that bridge stretching structure is integrally constant.First
Elastomer block and buffering body can the deformation in stress, to give the space of the reserved rotation of extensible canopy.
Upper sealing plate closes bridge expanssion joint from upside, so that foreign matter is avoided to enter in bridge expanssion joint, meanwhile, on
Sealing plate and the second elastomer block are inclined-plane cooperation, can effectively increase sealing surface, improve sealing effect；In addition, waterstop can
Offer is further protected, and prevents water from penetrating into bridge stretching structure.
The top surface of first matrix, the top surface of upper sealing plate, the top surface of the second matrix and the second elastomer block top surface flush, can be with
The surfacing for guaranteeing bridge, reduces the vibration of vehicle driving.When the structure of bridge expanssion joint changes because of temperature change
When, upper sealing plate and the second elastomer block are relatively moved along inclined-plane.For example, upper sealing plate can push when bridge expanssion joint reduces
Second elastomer block.In other words, the mobile offer space of the second elastomer block and the first spring to upper sealing plate.
Detailed description of the invention
Fig. 1 is the schematic diagram according to the bridge stretching structure of the utility model.
Fig. 2 is the cross-section diagram of the first pedestal and the second pedestal according to the bridge stretching structure of the utility model.
Fig. 3 is the cross-section diagram according to the waterstop of the bridge stretching structure of the utility model.
Fig. 4 is the cross-section diagram according to the buffer body of the bridge stretching structure of the utility model.
Wherein, the reference numerals are as follows:
1 first pedestal, 32 damping cotton pad
Rubber pad on 11 first matrixes 33
111 first groove, 4 extensible canopy
112 first card slot, 5 first elastomer block
113 first cavity, 6 waterstop
12 first embedded portion, 61 connector
2 second pedestal, 62 connecting band
21 second matrix, 7 upper sealing plate
211 second groove, 8 second elastomer block
212 second card slot, 9 first spring
213 second cavity, 10 second spring
22 second embedded portion A bridges
3 buffer body B bridge expanssion joints
31 lower rubber pads
Specific embodiment
It is described in detail the bridge stretching structure of the utility model with reference to the accompanying drawings.
Referring to figs. 1 to Fig. 4, bridge stretching structure according to the present utility model includes the first pedestal 1, the second pedestal 2, buffering
Body 3, extensible canopy 4, the first elastomer block 5, waterstop 6, upper sealing plate 7, the second elastomer block 8, the first spring 9 and second spring 10.
First pedestal 1 and the second pedestal 2 are fixed on bridge A and are located at the two sides of bridge expanssion joint B.
First pedestal 1 includes the first matrix 11 and the first embedded portion 12, and the first embedded portion 12 is from the bottom of the first matrix 11
It extends downwardly and is embedded in bridge A, be folded with buffer body 3 between the first matrix 11 and bridge A.
Second pedestal 2 includes the second matrix 21 and the second embedded portion 22, and the second embedded portion 22 is from the bottom of the second matrix 21
It extends downwardly and is embedded in bridge A, be folded with buffer body 3 between the second matrix 21 and bridge A.
It is equipped with the first groove 111 at the top of first matrix 11, is equipped with the second groove 211 at the top of the second matrix 21, and second is recessed
The bottom wall of slot 211 is lower than the bottom wall of the first groove 111；Second elastomer block 8 is contained in the second groove 211, and by being fixed on
First spring 9 of the bottom wall of two grooves 211 supports；Upper sealing plate 7 is fixed on the bottom wall of the first groove 111 and across bridge expanssion joint
B, upper sealing plate 7 and the second elastomer block 8 have the inclined-plane being combined together；The top surface of first matrix 11, the top surface of upper sealing plate 7,
The top surface of two matrixes 21 and the top surface of the second elastomer block 8 flush.
First matrix 11 also has the first card slot 112, and the second matrix 21 also has the second card slot 212；Waterstop 6 has two
A connector 61 and the connecting band 62 for connecting two connectors 61, two connectors 61 are connected in the first card slot 112 and the second card respectively
Slot 212；Connecting band 62 is across bridge expanssion joint B and is multilayer.
First matrix 11 also has the first cavity 113, and the second matrix 21 also has the second cavity 213；First elastomer block 5 is received
It is dissolved in the second cavity 213；One end of extensible canopy 4 is inserted and fixed in the first elastomer block 5, and the other end of extensible canopy 4 is across bridge
Beam expansion joint B simultaneously protrudes into the first cavity 113；Second spring 10 is contained in first cavity 113, second spring 10 connects the first base
Body 11 and extensible canopy 4；The peripheral wall of first cavity 113 is fixed with buffer body 3.
Buffer body 3 includes lower rubber pad 31, damping cotton pad 32 and the upper rubber pad 33 that stacking is integrated.
When the structure of bridge expanssion joint B changes because of temperature change, extensible canopy 4 can be in the work of second spring 10
It is moved under along the first cavity 113, to guarantee that bridge stretching structure is integrally constant.First elastomer block 5 and buffer body 3 can
The deformation in stress, thus to the space of the reserved rotation of extensible canopy 4.
Upper sealing plate 7 closes bridge expanssion joint B from upside, to avoid foreign matter from entering in bridge expanssion joint B, together
When, upper sealing plate 7 and the second elastomer block 8 are inclined-plane cooperation, can effectively increase sealing surface, improve sealing effect；In addition, sealing
Band 6, which is capable of providing, further to be protected, and prevents water from penetrating into bridge stretching structure.
The top surface of first matrix 11, the top surface of upper sealing plate 7, the top surface of the top surface of the second matrix 21 and the second elastomer block 8 are neat
It is flat, it is ensured that the surfacing of bridge reduces the vibration of vehicle driving.When the structure of bridge expanssion joint B is due to temperature change
When changing, upper sealing plate 7 and the second elastomer block 8 are relatively moved along inclined-plane.For example, when bridge expanssion joint B reduces, upper envelope
Plate 7 can push the second elastomer block 8.In other words, the second elastomer block 8 and the first spring 9 are empty to the mobile offer of upper sealing plate 7
Between.
The material of first elastomer block 5 and the second elastomer block 8 is rubber.
The section of first embedded portion 12 is T shape, and the section of the second embedded portion 22 is T shape.
Claims (3)
1. a kind of bridge stretching structure, which is characterized in that including the first pedestal (1), the second pedestal (2), buffer body (3), stretch
Beam (4), the first elastomer block (5), waterstop (6), upper sealing plate (7), the second elastomer block (8), the first spring (9) and second spring
(10)；
First pedestal (1) and the second pedestal (2) are fixed on bridge (A) and are located at the two sides of bridge expanssion joint (B)；
First pedestal (1) includes the first matrix (11) and the first embedded portion (12), and the first embedded portion (12) is from the first matrix (11)
Bottom extend downwardly and be embedded in bridge (A), buffer body (3) are folded between the first matrix (11) and bridge (A)；
Second pedestal (2) includes the second matrix (21) and the second embedded portion (22), and the second embedded portion (22) is from the second matrix (21)
Bottom extend downwardly and be embedded in bridge (A), buffer body (3) are folded between the second matrix (21) and bridge (A)；
The first groove (111) are equipped at the top of first matrix (11), are equipped with the second groove (211) at the top of the second matrix (21), and the
The bottom wall of two grooves (211) is lower than the bottom wall of the first groove (111)；Second elastomer block (8) is contained in the second groove (211),
And the first spring (9) support of the bottom wall by being fixed on the second groove (211)；Upper sealing plate (7) is fixed on the first groove (111)
Bottom wall and across bridge expanssion joint (B), upper sealing plate (7) and the second elastomer block (8) have the inclined-plane being combined together；First matrix
(11) top surface of the top surface of top surface, upper sealing plate (7), the top surface of the second matrix (21) and the second elastomer block (8) flushes；
First matrix (11) also has the first card slot (112), and the second matrix (21) also has the second card slot (212)；Waterstop (6)
There are two connector (61) and the connecting band (62) of two connectors (61) of connection, two connectors (61) to be connected in the first card respectively for tool
Slot (112) and the second card slot (212)；Connecting band (62) is across bridge expanssion joint (B) and is multilayer；
First matrix (11) also has the first cavity (113), and the second matrix (21) also has the second cavity (213)；First elasticity
Block (5) is contained in the second cavity (213)；One end of extensible canopy (4) is inserted and fixed in the first elastomer block (5), extensible canopy (4)
The other end across bridge expanssion joint (B) and protrude into the first cavity (113)；Second spring is contained in first cavity (113)
(10), second spring (10) connection the first matrix (11) and extensible canopy (4)；The peripheral wall of first cavity (113) is fixed with buffer body
(3)；
Buffer body (3) includes lower rubber pad (31), damping cotton pad (32) and the upper rubber pad (33) that stacking is integrated.
2. bridge stretching structure according to claim 1, which is characterized in that the first elastomer block (5) and the second elastomer block (8)
Material be rubber.
3. bridge stretching structure according to claim 1, which is characterized in that the section of the first embedded portion (12) is T shape, the
The section of two embedded portion (22) is T shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820369808.0U CN208309372U (en) | 2018-03-18 | 2018-03-18 | Bridge stretching structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820369808.0U CN208309372U (en) | 2018-03-18 | 2018-03-18 | Bridge stretching structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208309372U true CN208309372U (en) | 2019-01-01 |
Family
ID=64720228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820369808.0U Expired - Fee Related CN208309372U (en) | 2018-03-18 | 2018-03-18 | Bridge stretching structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208309372U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111172866A (en) * | 2020-02-23 | 2020-05-19 | 郑州市公路工程公司 | Bridge expansion joint connecting member with flexible sealing part |
-
2018
- 2018-03-18 CN CN201820369808.0U patent/CN208309372U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111172866A (en) * | 2020-02-23 | 2020-05-19 | 郑州市公路工程公司 | Bridge expansion joint connecting member with flexible sealing part |
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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: 20190101 Termination date: 20200318 |