CN205062650U - Double -joint type expansion joint device of bridge - Google Patents
Double -joint type expansion joint device of bridge Download PDFInfo
- Publication number
- CN205062650U CN205062650U CN201520864116.XU CN201520864116U CN205062650U CN 205062650 U CN205062650 U CN 205062650U CN 201520864116 U CN201520864116 U CN 201520864116U CN 205062650 U CN205062650 U CN 205062650U
- Authority
- CN
- China
- Prior art keywords
- top plate
- carrier bar
- rollers
- live
- double
- 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)
Abstract
The utility model discloses a double -joint type expansion joint device of bridge, the plywood of top plate and carrier bar both sides just is arranged in respectively between top plate and carrier bar including top plate, carrier bar and setting, all be provided with the live -rollers of plywood width direction extension in a plurality of edges between top plate and the well plywood and between carrier bar and the well plywood, all be provided with the recess that is used for holding the live -rollers on the lower terminal surface of top plate and on the up end of carrier bar, top plate and carrier bar and well plywood compress tightly through bolt assembly, be provided with the arch on the well plywood up end, it is protruding with near forming water drainage tank between the bellied live -rollers, be provided with the extension that is used for connecting the boundary beam on the well plywood in the protruding outside, the utility model has the advantages of high, the long service life of flexible stability.
Description
Technical field
The utility model belongs to bridge facility technical field, relates to a kind of Double-joint expansion joint device for bridge.
Background technology
Along with being on the increase of socioeconomic development and vehicle, increasing bridge is built; Often need to arrange shrinkage joint in the process of bridge construction between bridge and road, Double slit type expansion gap device is shrinkage joint form conventional in bridge construction process, but there is the shortcoming of flexible poor stability in current Double slit type expansion gap device, greatly have impact on the application life of Double slit type expansion gap device in actual use.
Summary of the invention
For the problems referred to above, the technical problems to be solved in the utility model is to provide that a kind of flexible stability is high, the Double-joint expansion joint device for bridge of long service life.
Double-joint expansion joint device for bridge of the present utility model, comprise top plate, carrier bar and to be arranged between top plate and carrier bar and to lay respectively at the la m of top plate and carrier bar both sides, the some live-rollers extended along la m width are provided with between described top plate and la m and between carrier bar and la m, the groove for holding live-rollers is provided with on the lower surface of described top plate and on the upper surface of carrier bar, described top plate and carrier bar and la m are compressed by bolt assembly, described la m upper surface is provided with projection, rhone is formed between described projection and the live-rollers near projection, the la m in described protruding outside is provided with the extension for connecting side bar.
Double-joint expansion joint device for bridge of the present utility model, wherein, the junction of described bolt assembly and top plate and carrier bar is provided with spring.
Double-joint expansion joint device for bridge of the present utility model, wherein, described spring is wavy spring.
Double-joint expansion joint device for bridge of the present utility model, wherein, the diameter of described live-rollers is greater than the degree of depth of groove.
Double-joint expansion joint device for bridge of the present utility model, wherein, described live-rollers is rubber rollers.
The utility model beneficial effect: during use, carrier bar is connected with bridge matrix, extension on la m is connected with side bar, the utility model is when flexible, la m moves to carrier bar side or outside, in moving process, the movement of live-rollers between top plate and la m and between carrier bar and la m to la m serves good guide effect, drastically increase the stability of la m movement, and by the setting of spring, live-rollers is pressed between groove and la m firmly, live-rollers and la m are fitted tightly, avoid rain penetration in rhone on carrier bar, carrier bar is avoided to be subject to the erosion of rainwater, improve application life.
Accompanying drawing explanation
For ease of illustrating, the utility model is described in detail by following concrete enforcement and accompanying drawing.
Fig. 1 is sectional structure schematic diagram of the present utility model.
Detailed description of the invention
Double-joint expansion joint device for bridge as shown in Figure 1, comprise top plate 1, carrier bar 2 and to be arranged between top plate 1 and carrier bar 2 and to lay respectively at the la m 3 of top plate 1 and carrier bar 2 both sides, the some live-rollers 4 extended along la m 3 width are provided with between described top plate 1 and la m 3 and between carrier bar 2 and la m 3, the groove 5 for holding live-rollers 4 is provided with on the lower surface of described top plate 1 and on the upper surface of carrier bar 2, described top plate 1 and carrier bar 2 are compressed by bolt assembly 6 with la m 3, described la m 3 upper surface is provided with protruding 31, rhone 7 is formed between described protruding 31 and the live-rollers 4 near projection 31, la m 3 outside described protruding 31 is provided with the extension 32 for connecting side bar, described bolt assembly 6 is provided with spring 8 with the junction of top plate 1 and carrier bar 2, described spring 8 is wavy spring, the diameter of described live-rollers 4 is greater than the degree of depth of groove 5, described live-rollers 4 is rubber rollers.
During use, carrier bar is connected with bridge matrix, extension on la m is connected with side bar, the utility model is when flexible, la m moves to carrier bar side or outside, in moving process, the movement of the live-rollers between top plate and la m and between carrier bar and la m to la m serves good guide effect, drastically increases the stability of la m movement.
Embodiment recited above is only be described preferred embodiment of the present utility model, not limits design of the present utility model and scope.Under the prerequisite not departing from the utility model design concept; the various modification that this area ordinary person makes the technical solution of the utility model and improvement; protection domain of the present utility model all should be dropped into; the technology contents of the utility model request protection, all records in detail in the claims.
Claims (5)
1. a Double-joint expansion joint device for bridge, comprise top plate (1), carrier bar (2) and to be arranged between top plate (1) and carrier bar (2) and to lay respectively at the la m (3) of top plate (1) and carrier bar (2) both sides, it is characterized in that: between described top plate (1) and la m (3) and between carrier bar (2) and la m (3), be provided with the some live-rollers (4) extended along la m (3) width, the groove (5) for holding live-rollers (4) is provided with on the lower surface of described top plate (1) and on the upper surface of carrier bar (2), described top plate (1) and carrier bar (2) are compressed by bolt assembly (6) with la m (3), described la m (3) upper surface is provided with projection (31), rhone (7) is formed between described projection (31) and the live-rollers (4) near protruding (31), the la m (3) in described projection (31) outside is provided with the extension (32) for connecting side bar.
2. Double-joint expansion joint device for bridge according to claim 1, is characterized in that: described bolt assembly (6) is provided with spring (8) with the junction of top plate (1) and carrier bar (2).
3. Double-joint expansion joint device for bridge according to claim 2, is characterized in that: described spring (8) is wavy spring.
4. Double-joint expansion joint device for bridge according to claim 1, is characterized in that: the diameter of described live-rollers (4) is greater than the degree of depth of groove (5).
5. Double-joint expansion joint device for bridge according to claim 4, is characterized in that: described live-rollers (4) is rubber rollers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520864116.XU CN205062650U (en) | 2015-10-24 | 2015-10-24 | Double -joint type expansion joint device of bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520864116.XU CN205062650U (en) | 2015-10-24 | 2015-10-24 | Double -joint type expansion joint device of bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205062650U true CN205062650U (en) | 2016-03-02 |
Family
ID=55389227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520864116.XU Expired - Fee Related CN205062650U (en) | 2015-10-24 | 2015-10-24 | Double -joint type expansion joint device of bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205062650U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107100072A (en) * | 2017-06-26 | 2017-08-29 | 安徽尚德科技有限公司 | A kind of frock installed suitable for replaceable water proof rubber band |
-
2015
- 2015-10-24 CN CN201520864116.XU patent/CN205062650U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107100072A (en) * | 2017-06-26 | 2017-08-29 | 安徽尚德科技有限公司 | A kind of frock installed suitable for replaceable water proof rubber band |
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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 |
Granted publication date: 20160302 Termination date: 20161024 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |