CN207525614U - A kind of Bridge guardrail telescopic device - Google Patents
A kind of Bridge guardrail telescopic device Download PDFInfo
- Publication number
- CN207525614U CN207525614U CN201721377011.7U CN201721377011U CN207525614U CN 207525614 U CN207525614 U CN 207525614U CN 201721377011 U CN201721377011 U CN 201721377011U CN 207525614 U CN207525614 U CN 207525614U
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- CN
- China
- Prior art keywords
- spring
- block
- fixedly connected
- guardrail
- guardrail board
- 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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Abstract
The utility model discloses a kind of Bridge guardrail telescopic devices,Including guardrail board,The guardrail board inner cavity is equipped with through-hole,And the through-hole is at left and right sides of guardrail board,The through-hole inner cavity is equipped with the first spring,First spring intracavity is equipped with interior bar and loop bar,And the interior bar is plugged on loop bar inner cavity,The interior bar is fixedly connected with several limited blocks being mutually matched with the first spring with loop bar outer ledge,The interior bar is all extended to far from the first spring one end on the outside of guardrail board with loop bar,The interior bar is fixedly connected with convex block far from the first spring one end,Trepanning is equipped on the concave block and convex block,The concave block is flexibly connected with convex block by screw,The screw bottom end is connected with nut,Described connecting rod one end is flexibly connected by attachment device with concave block and convex block,The utility model beam guardrail telescopic device has structure diversification,Service life is long,The features such as easy to maintain.
Description
Technical field
The utility model is related to Bridge guardrail technical field, specially a kind of Bridge guardrail telescopic device.
Background technology
In bridge construction, expansion joint exists as important component, effect be in order to prevent structure because of climate change
And generate crack.At present, the expanded joint structure of highway bridge guardrail is mainly using dock structure, dock structure be using as
The mode of filler is placed in expansion joint, and this technique filler is easy to aging, and so as to be broken, come off, service life is short, safeguards pole
For inconvenience.
Utility model content
The utility model solve the technical issues of be to overcome the structure of the prior art is single, service life is short, safeguard not
Just the defects of, provides a kind of Bridge guardrail telescopic device.The Bridge guardrail telescopic device has structure diversification, service life
The features such as length, easy to maintain.
To achieve the above object, the utility model provides following technical solution：A kind of Bridge guardrail telescopic device, including shield
Breast board, the guardrail board inner cavity is equipped with through-hole, and the through-hole, at left and right sides of guardrail board, the through-hole inner cavity is equipped with first
Spring, first spring intracavity are equipped with interior bar and loop bar, and the interior bar is plugged on loop bar inner cavity, the interior bar with outside loop bar
Lateral edges are fixedly connected with several limited blocks being mutually matched with the first spring, and the interior bar is with loop bar far from the first spring
One end is all extended on the outside of guardrail board, and the interior bar is fixedly connected with convex block far from the first spring one end, and the loop bar is far from the
One spring one end is fixedly connected with concave block, and the concave block is mutually matched with convex block, and trepanning is equipped on the concave block and convex block,
The concave block is flexibly connected with convex block by screw, and the screw bottom end is connected with nut, and the guardrail board both sides are all provided with
There are two movable block and two connecting rods, the guardrail board both sides are equipped with buffer unit, and institute respectively close to top and bottom end
It states buffer unit to cooperate with movable block, described connecting rod one end is flexibly connected by attachment device with movable block, the company
Extension bar one end is flexibly connected by attachment device with concave block and convex block.
Preferably, the buffer unit includes spring guide piece, and the spring guide piece is fixedly connected in guardrail board, institute
It states spring guide piece and is equipped with opening close to movable block side, the movable block passes through opening close to spring guide piece one end, and prolongs
Spring guide piece inner cavity is extended to, the movable block is fixedly connected with movable plate close to spring guide piece one end, and the movable plate is remote
Second spring is fixedly connected with from movable block side, the second spring is fixedly connected on spring guide piece far from movable plate one end
Inner wall.
Preferably, the attachment device includes two the first connectors, and the connecting rod both ends have been fixedly connected with first
Connector, first connector are connected with the second connector, second connector and movable block by axis pin
It is fixedly connected, second connector is fixedly connected with concave block and convex block.
Preferably, the interior bar and the length of loop bar cannot be less than the length of through-hole.
Preferably, the buffer unit and guardrail board center are setting symmetrical above and below.
Compared with prior art, the beneficial effects of the utility model are：The utility model device when in use, operating personnel
First a guardrail board is fixed on bridge floor, before second piece of guardrail board is installed, first convex block is plugged in lastblock guardrail board
Concave block in, then fixed by screw and nut, the setting of convex block and concave block, be suitable for bend bridge deck structure, i.e. each two is protected
Angle between breast board can be adjusted, and convex block and concave block connect and then second piece of guardrail board are fixed on bridge floor, later
Operation with above-mentioned identical, when bridge generates vibration, be laminated between each two guardrail board, convex block and concave block driven to move
It is dynamic so that interior bar and loop bar relative movement, under the action of limited block, the pressing of the first spring, and the movement of convex block and concave block,
Pass through the effect of the first connector and the second connector so that connecting rod is rotated along axis pin, is lived so that connecting rod pushes
Motion block, movable block pressing second spring achieve the effect that damping and flexible with this, and the device will be without will compared with prior art
Filler is placed in expansion joint, the characteristics of bringing service using life long, in repair, by unlocking screw and nut, to unlock
Connection between each two guardrail board, the characteristics of bringing device easy to maintain.
Description of the drawings
Fig. 1 is the utility model section view.
Figure label：1st, guardrail board, 2, interior bar, 3, loop bar, 4, limited block, the 5, first spring, 6, concave block, 7, convex block, 8,
Screw, 9, nut, 10, movable block, 11, buffer unit, 12, connecting rod, 13, attachment device, 14, spring guide piece, 15, activity
Plate, 16, second spring, the 17, first connector, 18, axis pin, the 19, second connector, 20, through-hole.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
Referring to Fig. 1, the utility model provides a kind of technical solution：A kind of Bridge guardrail telescopic device, including guardrail board
1,1 inner cavity of guardrail board is equipped with through-hole 20, and the through-hole 20, through 1 left and right sides of guardrail board, 20 inner cavity of through-hole is set
There is the first spring 5,5 inner cavity of the first spring is equipped with interior bar 2 and loop bar 3, and the interior bar 2 is plugged on 3 inner cavity of loop bar, described
Interior bar 2 is fixedly connected with several limited blocks 4 being mutually matched with the first spring 5, the interior bar 2 with 3 outer ledge of loop bar
The length of through-hole 20 cannot be less than with the length of loop bar 3, the interior bar 2 all extends to shield with loop bar 3 far from 5 one end of the first spring
1 outside of breast board, the interior bar 2 are fixedly connected with convex block 7 far from 5 one end of the first spring, and the loop bar 3 is far from the first spring 5 one
End is fixedly connected with concave block 6, and the concave block 6 is mutually matched with convex block 7, is equipped with trepanning on the concave block 6 and convex block 7, institute
It states concave block 6 to be flexibly connected by screw 8 with convex block 7,8 bottom end of screw is connected with nut 9,1 both sides of guardrail board
It is all provided with there are two movable block 10 and two connecting rods 12,1 both sides of guardrail board are equipped with buffering respectively close to top and bottom end
Device 11, and the buffer unit 11 cooperates with movable block 10, the buffer unit 11 is right up and down with 1 center of guardrail board
Claim setting, the buffer unit 11 includes spring guide piece 14, and the spring guide piece 14 is fixedly connected in guardrail board 1, institute
It states spring guide piece 14 and is equipped with opening close to 10 side of movable block, the movable block 10 is passed through close to 14 one end of spring guide piece and opened
Mouthful, and 14 inner cavity of spring guide piece is extended to, the movable block 10 is fixedly connected with movable plate close to 14 one end of spring guide piece
15, the movable plate 15 is fixedly connected with second spring 16 far from 10 side of movable block, and the second spring 16 is far from movable plate
15 one end are fixedly connected on 14 inner wall of spring guide piece, and described 12 one end of connecting rod passes through 10 activity of attachment device 13 and movable block
Connection, described 12 one end of connecting rod are flexibly connected by attachment device 13 with concave block 6 and convex block 7, and the attachment device 13 includes
Two the first connectors 17,12 both ends of connecting rod have been fixedly connected with the first connector 17, and first connector 17 is logical
It crosses axis pin 18 and is connected with the second connector 19, second connector 19 is fixedly connected with movable block 10, an institute
The second connector 19 is stated to be fixedly connected with concave block 6 and convex block 7.
Operation principle：When in use, a guardrail board 1 is first fixed on bridge floor the utility model device by operating personnel,
Before second piece of guardrail board 1 is installed, first convex block 7 is plugged in the concave block 6 in lastblock guardrail board 1, then pass through screw 8 and spiral shell
Mother 9 fixes, and the setting of convex block 7 and concave block 6 is suitable for bend bridge deck structure, i.e. angle between each two guardrail board 1 can be adjusted
Section, convex block 7 and concave block 6 connect and then second piece of guardrail board 1 be fixed on bridge floor, operation later with above-mentioned identical,
It when bridge generates vibration, is laminated between each two guardrail board 1, convex block 7 and concave block 6 is driven to move so that interior bar 2 and set
Bar 3 relatively moves, and under the action of limited block 4, the first spring 5 presses, and the movement of convex block 7 and concave block 6, connects by first
The effect of 17 and second connector 19 of fitting so that connecting rod 12 is rotated along axis pin 18, is lived so that connecting rod 12 pushes
Motion block 10, movable block 10 press second spring 16, achieve the effect that damping with this and stretch, compared with prior art the device
Without filler is placed in expansion joint, in repair, by unlocking screw 8 and nut 9, to unlock between each two guardrail board 1
Connection.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case of the principle and spirit for not departing from the utility model, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of Bridge guardrail telescopic device, including guardrail board (1), it is characterised in that：Guardrail board (1) inner cavity is equipped with through-hole
(20), and the through-hole (20) is at left and right sides of guardrail board (1), and through-hole (20) inner cavity is equipped with the first spring (5), described
First spring (5) inner cavity is equipped with interior bar (2) and loop bar (3), and the interior bar (2) is plugged on loop bar (3) inner cavity, the interior bar
(2) several limited blocks (4) being mutually matched with the first spring (5) are fixedly connected with loop bar (3) outer ledge, it is described interior
Bar (2) is all extended to far from the first spring (5) one end on the outside of guardrail board (1) with loop bar (3), and the interior bar (2) is far from the first bullet
Spring (5) one end is fixedly connected with convex block (7), and the loop bar (3) is fixedly connected with concave block (6) far from the first spring (5) one end, and
The concave block (6) is mutually matched with convex block (7), is equipped with trepanning on the concave block (6) and convex block (7), the concave block (6) with it is convex
Block (7) is flexibly connected by screw (8), and screw (8) bottom end is connected with nut (9), and guardrail board (1) both sides are equal
If there are two movable block (10) and two connecting rods (12), guardrail board (1) both sides are equipped with respectively close to top and bottom end
Buffer unit (11), and the buffer unit (11) cooperates with movable block (10), described connecting rod (12) one end passes through company
Connection device (13) is flexibly connected with movable block (10), described connecting rod (12) one end by attachment device (13) and concave block (6) and
Convex block (7) is flexibly connected.
2. a kind of Bridge guardrail telescopic device according to claim 1, it is characterised in that：The buffer unit (11) includes
Spring guide piece (14), the spring guide piece (14) are fixedly connected in guardrail board (1), and the spring guide piece (14) is close
Movable block (10) side is equipped with opening, and the movable block (10) passes through opening close to spring guide piece (14) one end, and extends to
Spring guide piece (14) inner cavity, the movable block (10) are fixedly connected with movable plate (15) close to spring guide piece (14) one end,
The movable plate (15) is fixedly connected with second spring (16) far from movable block (10) side, and the second spring (16) is far from living
Movable plate (15) one end is fixedly connected on spring guide piece (14) inner wall.
3. a kind of Bridge guardrail telescopic device according to claim 1, it is characterised in that：The attachment device (13) includes
Two the first connectors (17), connecting rod (12) both ends have been fixedly connected with the first connector (17), first connection
Part (17) is connected with the second connector (19), second connector (19) and movable block (10) by axis pin (18)
It is fixedly connected, second connector (19) is fixedly connected with concave block (6) and convex block (7).
4. a kind of Bridge guardrail telescopic device according to claim 1, it is characterised in that：The interior bar (2) and loop bar (3)
Length cannot be less than through-hole (20) length.
5. a kind of Bridge guardrail telescopic device according to claim 1, it is characterised in that：The buffer unit (11) and shield
Breast board (1) center is setting symmetrical above and below.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721377011.7U CN207525614U (en) | 2017-10-24 | 2017-10-24 | A kind of Bridge guardrail telescopic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721377011.7U CN207525614U (en) | 2017-10-24 | 2017-10-24 | A kind of Bridge guardrail telescopic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207525614U true CN207525614U (en) | 2018-06-22 |
Family
ID=62570530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721377011.7U Expired - Fee Related CN207525614U (en) | 2017-10-24 | 2017-10-24 | A kind of Bridge guardrail telescopic device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207525614U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108842613A (en) * | 2018-07-10 | 2018-11-20 | 柳迪 | A kind of Bridge guardrail telescopic device |
| CN110485293A (en) * | 2019-09-19 | 2019-11-22 | 郝永春 | A kind of telescopic device of highway bridge guardrail |
| CN111648231A (en) * | 2020-06-01 | 2020-09-11 | 芜湖芬特勘测服务有限公司 | Guide guardrail for preventing bridge side wall from being impacted |
| CN112726439A (en) * | 2020-12-23 | 2021-04-30 | 重庆奇欣达科技有限公司 | Net piece with high strength damage prevention function |
-
2017
- 2017-10-24 CN CN201721377011.7U patent/CN207525614U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108842613A (en) * | 2018-07-10 | 2018-11-20 | 柳迪 | A kind of Bridge guardrail telescopic device |
| CN108842613B (en) * | 2018-07-10 | 2020-03-17 | 王勇 | Bridge guardrail telescoping device |
| CN110485293A (en) * | 2019-09-19 | 2019-11-22 | 郝永春 | A kind of telescopic device of highway bridge guardrail |
| CN111648231A (en) * | 2020-06-01 | 2020-09-11 | 芜湖芬特勘测服务有限公司 | Guide guardrail for preventing bridge side wall from being impacted |
| CN112726439A (en) * | 2020-12-23 | 2021-04-30 | 重庆奇欣达科技有限公司 | Net piece with high strength damage prevention function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190505 Address after: 100000 Beijing Chaoyang District Lize East Second Road, No. 2 Courtyard Building-1 to 8 Floors 101, 607 Patentee after: CCCC TUNNEL ENGINEERING Co.,Ltd. Address before: 063000 No. 4 Southwest Street, Zhongsancun, Han Town, Fengrun District, Tangshan City, Hebei Province Patentee before: Sun Yajun |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180622 Termination date: 20211024 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |