CN209456880U - A kind of bridge extension joint - Google Patents
A kind of bridge extension joint Download PDFInfo
- Publication number
- CN209456880U CN209456880U CN201821919235.0U CN201821919235U CN209456880U CN 209456880 U CN209456880 U CN 209456880U CN 201821919235 U CN201821919235 U CN 201821919235U CN 209456880 U CN209456880 U CN 209456880U
- Authority
- CN
- China
- Prior art keywords
- expansion plate
- mounting base
- bridge
- built
- extension joint
- 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 kind of bridge extension joints, including two mounting bases, expansion plate and elastic component；Two mounting bases are horizontally disposed and are bar shaped, and the two is parallel to each other and is spaced apart along the longitudinal direction；The expansion plate is mounted on the upper end of two mounting bases, and the two sides of the expansion plate are rotatablely connected with the upper end of two mounting bases respectively；The elastic component is mounted on the lower part of two mounting base sides close to each other, and the upper end and the lower end of the expansion plate offset.Its structure is simple, two mounting bases are separately mounted to one end close to each other of adjacent two bridge plate of bridge, upward support force is provided for expansion plate by elastic component, when so that vehicle pressing through expansion plate, the sagging degree in the middle part of expansion plate reduces, can effectively by noise caused by dead expansion plate, while vehicle it is more out-of-date vibration it is small.
Description
Technical field
The utility model belongs to bridge apparatus field more particularly to a kind of bridge extension joint.
Background technique
Existing bridge expanssion joint would generally issue biggish noise, and its installation absent-mindedness when vehicle passes through, and use the longevity
It orders short.
Utility model content
In order to solve the above-mentioned technical problem, the purpose of this utility model is to provide a kind of structure is simple, long service life
Bridge extension joint.
To achieve the goals above, the technical solution of the utility model is as follows: a kind of bridge extension joint, including two peaces
Fill seat, expansion plate and elastic component；
Two mounting bases are horizontally disposed and are bar shaped, and the two is parallel to each other and is spaced apart along the longitudinal direction；
The expansion plate is mounted on the upper end of two mounting bases, and the two sides of the expansion plate are respectively and described in two
The upper end of mounting base is rotatablely connected；
The elastic component is mounted on the lower part of two mounting base sides close to each other, the upper end and the expansion plate
Lower end offsets.
The beneficial effect of above-mentioned technical proposal is: its structure is simple, and two mounting bases are separately mounted to bridge
One end close to each other of adjacent two bridge plate provides upward support force for expansion plate by elastic component so that vehicle press through it is flexible
When plate, the sagging degree in the middle part of expansion plate reduces, can be effectively by noise caused by dead expansion plate, while vehicle is more out-of-date
It shakes small.
The longitudinal section of two mounting bases is right-angled trapezium or right angled triangle in above-mentioned technical proposal, and the two is right
Claim setting and corresponding oblique waist edge or bevel edge are close to each other, the two sides of the expansion plate are close to each other with two mounting bases respectively
The upper end of side is rotatablely connected.
The beneficial effect of above-mentioned technical proposal is: its result is simple, convenient for the installation of expansion plate and elastic component.
Elastic component described in above-mentioned technical proposal is arc panel, and the arc panel is placed between two mounting bases,
Middle part raises upward to the expansion plate lower end middle part and abuts, and the two sides of nock are mutually leaned on two mounting bases respectively
The lower end rotation connection of nearly side.
The beneficial effect of above-mentioned technical proposal is: elasticity is good for it, long service life.
Arc panel described in above-mentioned technical proposal is made of high-strength spring steel plate.
The beneficial effect of above-mentioned technical proposal is: its long service life.
Expansion plate described in above-mentioned technical proposal is comb-tooth-type expansion joint.
The beneficial effect of above-mentioned technical proposal is: structure is simple.
The side that two mounting bases are located remotely from each other in above-mentioned technical proposal is respectively equipped with built-in fitting, and the built-in fitting is used
The corresponding mounting base to be fixedly mounted on to one end of bridge plate when bridge plate is cast-in-place.
The beneficial effect of above-mentioned technical proposal is: setting built-in fitting is easily installed the firm installation of seat.
The corresponding built-in fitting of each mounting base is equipped with multiple, packet in built-in fitting described in every group in above-mentioned technical proposal
Multiple built-in fittings are included, multiple built-in fittings are spaced apart in left-right direction, and line up two column up and down.
The beneficial effect of above-mentioned technical proposal is: its structure is simple, and installation is firm.
Each built-in fitting respectively includes U-shaped part, cushion block and two nuts, the U-shaped part water in above-mentioned technical proposal
Flat setting, both ends are respectively equipped with the external screw thread matched with two nuts, and corresponding position is vertically square in the mounting base
To two first through hole matched with U-shaped part both ends are equipped at intervals with, the cushion block is bar shaped, and longitudinal section is right angle three
It is angular, and its inclined-plane fits with the side inclined-plane of the corresponding mounting base, and its corresponding two right-angle side is respectively at
Vertically and horizontally shape, sets that there are two the second through-holes, and two the second through-holes and two first through hole one on the inclined-plane of the cushion block
One is corresponding, and the both ends of the U-shaped part are passed through away from the side of the cushion block by the corresponding mounting base and run through corresponding two
A first through hole and two the second through-holes, two nuts are threadedly coupled with the both ends of the corresponding U-shaped part respectively.
The beneficial effect of above-mentioned technical proposal is: its structure is simple, and setting cushion block is conducive to the installation of nut, in addition its
Firmly install, and the bending section of U-shaped part can extend into bridge bridge plate carry out it is pre-buried, and with the reinforcing bar in bridge plate is fixed connects
It connects.
Detailed description of the invention
Fig. 1 is the structure diagram of bridge extension joint described in the utility model embodiment；
Fig. 2 is the cooperation figure of mounting base and built-in fitting described in the utility model embodiment.
In figure: 1 mounting base, 11 built-in fittings, 111 U-shaped parts, 112 cushion blocks, 113 nuts, 2 expansion plates, 3 elastic components.
Specific embodiment
The principles of the present invention and feature are described below in conjunction with attached drawing, example is served only for explaining that this is practical
It is novel, it is not intended to limit the scope of the utility model.
As shown in Figure 1, the utility model embodiment provides a kind of bridge extension joint, including it is two mounting bases 1, flexible
Plate 2 and elastic component 3；
Two mounting bases 1 are horizontally disposed and are bar shaped, and the two is parallel to each other and is spaced apart along the longitudinal direction；
The expansion plate 2 is mounted on the upper end of two mounting bases 1, and the two sides of the expansion plate 2 respectively with two
The upper end of the mounting base 1 is rotatablely connected；
The elastic component 3 is mounted on the lower part of two mounting base 1 sides close to each other, the upper end and the expansion plate
2 lower end offsets.Its structure is simple, and two mounting bases are separately mounted to close to each other one of adjacent two bridge plate of bridge
End, provides upward support force for expansion plate by elastic component, when so that vehicle pressing through expansion plate, the sagging degree in the middle part of expansion plate
Reduce, can effectively by noise caused by dead expansion plate, while vehicle it is more out-of-date vibration it is small.
The longitudinal section of two mounting bases 1 is right-angled trapezium or right angled triangle (if straight in above-mentioned technical proposal
When angle is trapezoidal, upper bottom edge is shorter than its bottom, and upper bottom edge and bottom surface are on horizontal plane, and is right angled triangle
When, corresponding two sides in the right angle of right angled triangle are respectively at vertically and horizontally shape), and the two is symmetrical arranged and corresponding oblique waist
Side or bevel edge are close to each other, and the two sides of the expansion plate 2 are rotated with the upper end of two mounting base 1 sides close to each other respectively
Connection.Its result is simple, convenient for the installation of expansion plate and elastic component.
Elastic component 3 described in above-mentioned technical proposal is arc panel, and the arc panel is placed between two mounting bases 1,
Its middle part raise upward to abutted in the middle part of 2 lower end of expansion plate, the two sides of nock respectively with two 1 phases of mounting base
Mutually the lower end close to side is rotatablely connected.
The beneficial effect of above-mentioned technical proposal is: elasticity is good for it, long service life.
Arc panel described in above-mentioned technical proposal is made of high-strength spring steel plate, long service life.
Expansion plate 2 described in above-mentioned technical proposal is comb-tooth-type expansion joint.Structure is simple.
The side that two mounting bases 1 are located remotely from each other in above-mentioned technical proposal is respectively equipped with built-in fitting 11, described pre-buried
The one end of part 11 the corresponding mounting base 1 to be fixedly mounted on to bridge plate when bridge plate is cast-in-place.Built-in fitting is set convenient for peace
Fill the firm installation of seat.
The corresponding built-in fitting 11 of each mounting base 1 is equipped with multiple, built-in fitting described in every group in above-mentioned technical proposal
It include multiple built-in fittings 11 in 11, multiple built-in fittings 11 are spaced apart in left-right direction, and line up two column up and down.It is tied
Structure is simple, and installation is firm.
As shown in Fig. 2, each built-in fitting 11 respectively includes U-shaped part 111, cushion block 112 and two in above-mentioned technical proposal
A nut 113, the U-shaped part 111 is horizontally disposed, and both ends are respectively equipped with the external screw thread matched with two nuts 113,
Corresponding position is equipped at intervals with two first through hole matched with 111 both ends of U-shaped part along the vertical direction in the mounting base 1,
The cushion block 112 is bar shaped, and longitudinal section is right angled triangle, and the side inclined-plane on its inclined-plane and the corresponding mounting base 1
Fit, and its corresponding two right-angle side be respectively at vertically and horizontally shape (even the longitudinal section of mounting base be right angle trigonometry
When shape, then the right angled triangle of the longitudinal section of cushion block and its be similar triangles, and the two is mutually inverted, and if mounting base it is vertical
When section is right-angled trapezium, clip after the corresponding rectangle in upper bottom edge the longitudinal section of remaining right angled triangle and cushion block it is straight
Angle triangle is similar or the angle and cushion block for having an angle of the corresponding right angled triangle in mounting base longitudinal section or right-angled trapezium
One acute angle of the corresponding right angled triangle in longitudinal section is equal), set that there are two the second through-holes on the inclined-plane of the cushion block 112, and
Two the second through-holes and two first through hole correspond, and the both ends of the U-shaped part 111 are deviated from by the corresponding mounting base 1
The side of the cushion block 112 passes through and runs through corresponding two first through hole and two the second through-holes, and two nuts 113 divide
It is not threadedly coupled with the both ends of the corresponding U-shaped part 111.Its structure is simple, and setting cushion block is conducive to the installation of nut, in addition its
Firmly install, and the bending section of U-shaped part can extend into bridge bridge plate carry out it is pre-buried, and with the reinforcing bar in bridge plate is fixed connects
It connects.
It is to be noted that built-in fitting needs first just to be installed in the cast-in-place molding of bridge plate.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (8)
1. a kind of bridge extension joint, which is characterized in that including two mounting bases (1), expansion plate (2) and elastic component (3)；
Two mounting bases (1) are horizontally disposed and are bar shaped, and the two is parallel to each other and is spaced apart along the longitudinal direction；
The expansion plate (2) is mounted on the upper end of two mounting bases (1), and the two sides of the expansion plate (2) are respectively with two
The upper end of a mounting base (1) is rotatablely connected；
The elastic component (3) is mounted on the lower part of two mounting base (1) sides close to each other, the upper end and the expansion plate
(2) lower end offsets.
2. bridge extension joint according to claim 1, which is characterized in that the longitudinal section of two mounting bases (1) is equal
For right-angled trapezium or right angled triangle, and the two is symmetrical arranged and corresponding oblique waist edge or bevel edge are close to each other, the expansion plate (2)
Two sides be rotatablely connected respectively with the upper end of two mounting base (1) sides close to each other.
3. bridge extension joint according to claim 2, which is characterized in that the elastic component (3) is arc panel, the arc
Shape plate is placed between two mounting bases (1), and middle part raises upward to the expansion plate (2) lower end middle part and abuts,
The two sides of nock are rotatablely connected with the lower end of two mounting base (1) sides close to each other respectively.
4. bridge extension joint according to claim 3, which is characterized in that the arc panel is by high-strength spring steel plate system
At.
5. bridge extension joint according to claim 4, which is characterized in that the expansion plate (2) is comb-tooth-type expansion joint.
6. bridge extension joint according to claim 1-5, which is characterized in that two mounting base (1) phases
Mutually separate side is respectively equipped with built-in fitting (11), the built-in fitting (11) to when bridge plate is cast-in-place by the corresponding installation
Seat (1) is fixedly mounted on one end of bridge plate.
7. bridge extension joint according to claim 6, which is characterized in that each mounting base (1) is corresponding pre-buried
Part (11) is equipped with multiple, includes multiple built-in fittings (11) that multiple built-in fittings (11) are equal in built-in fitting described in every group (11)
It is spaced apart in left-right direction, and lines up two column up and down.
8. bridge extension joint according to claim 7, which is characterized in that each built-in fitting (11) respectively includes U
Shape part (111), cushion block (112) and two nuts (113), the U-shaped part (111) is horizontally disposed, and both ends are respectively equipped with and two
The external screw thread that a nut (113) matches, corresponding position is equipped at intervals with two and institute along the vertical direction on the mounting base (1)
The first through hole that U-shaped part (111) both ends match is stated, the cushion block (112) is bar shaped, and longitudinal section is right angled triangle, and
Its inclined-plane fits with the side inclined-plane of the corresponding mounting base (1), and its corresponding two right-angle side is respectively at vertically
With it is horizontal, set on the inclined-plane of the cushion block (112) there are two the second through-hole, and two the second through-holes and two first through hole one
One is corresponding, and the both ends of the U-shaped part (111) are passed through simultaneously by the corresponding mounting base (1) away from the side of the cushion block (112)
Through corresponding two first through hole and two the second through-holes, two nuts (113) respectively with the corresponding U-shaped part
(111) both ends are threadedly coupled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821919235.0U CN209456880U (en) | 2018-11-21 | 2018-11-21 | A kind of bridge extension joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821919235.0U CN209456880U (en) | 2018-11-21 | 2018-11-21 | A kind of bridge extension joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209456880U true CN209456880U (en) | 2019-10-01 |
Family
ID=68037183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821919235.0U Expired - Fee Related CN209456880U (en) | 2018-11-21 | 2018-11-21 | A kind of bridge extension joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209456880U (en) |
-
2018
- 2018-11-21 CN CN201821919235.0U patent/CN209456880U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20191001 Termination date: 20201121 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |