CN215800984U - Multidirectional corner displacement telescopic device - Google Patents
Multidirectional corner displacement telescopic device Download PDFInfo
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- CN215800984U CN215800984U CN202120193343.XU CN202120193343U CN215800984U CN 215800984 U CN215800984 U CN 215800984U CN 202120193343 U CN202120193343 U CN 202120193343U CN 215800984 U CN215800984 U CN 215800984U
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- comb tooth
- movable
- swing
- fixed
- movable comb
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Abstract
The utility model discloses a multidirectional corner deflection expansion device which comprises a movable comb tooth assembly and a fixed comb tooth assembly, wherein the fixed comb tooth assembly and the movable comb tooth assembly are respectively connected and matched with main beams at two sides of a bridge expansion joint, so that the fixed comb tooth assembly and the movable comb tooth assembly are in alignment fit; a rubber cushion plate is clamped at the connecting position of the connecting bolt and the movable comb plate. When the vibration isolation and noise reduction device is implemented, the rubber base plates are arranged at the connecting bolts of the movable comb plate, so that the rubber base plates can be matched with the corner deflection box to realize vibration absorption and rotary deformation, and the vibration isolation and noise reduction effects can be realized.
Description
Technical Field
The utility model relates to a telescopic compensation device for a bridge telescopic position, in particular to a multidirectional corner deflection telescopic device.
Background
The bridge expansion device is an important component for bridge structure safety, and has the function of meeting the displacement requirements of longitudinal, vertical, torsion and the like of a bridge under the action of external force such as air temperature, wind power, load, ground vibration and the like, so that vehicles can stably and safely pass through an expansion joint area. In the actual use process, most of the deflection does not exist independently, and often occurs in a cross comprehensive manner, so that the bridge expansion device must meet the complex deflection of the bridge under various conditions, the normal operation of the device is ensured, and the driving safety is ensured. On the other hand, the destructive power of the complex displacements is effectively eliminated, and the driving comfort is ensured.
The multi-direction corner displacement telescopic device for the bridge at present mainly uses a single multi-direction corner displacement box, and the multi-direction corner displacement box is simple in structure, poor in flexibility and poor in damping effect. More specifically, the existing multi-direction angle change piece expansion device uses a hard connection structure, although the movable displacement can be realized, the movable connection position is lack of buffer design, and the bridge expansion device is mostly made of metal such as steel, aluminum and the like, so that the bridge expansion device can generate large sound and vibration due to the impact between the metal and the main beam and between the metal and the metal when the vehicle passes through, and the comfort of the vehicle when the vehicle passes through the bridge is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art and provide a multidirectional corner deflection telescopic device provided with a plurality of independent multidirectional corner deflection boxes
In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:
a multidirectional corner displacement telescopic device comprises a movable comb tooth assembly and a fixed comb tooth assembly, wherein the fixed comb tooth assembly and the movable comb tooth assembly are respectively connected and matched with main beams on two sides of a bridge expansion joint, so that the fixed comb tooth assembly and the movable comb tooth assembly are in alignment fit;
the fixed comb tooth assembly comprises a fixed comb tooth plate and a plurality of connecting bolts for connecting the fixed comb tooth plate and the main beam;
the movable comb tooth assembly comprises a movable comb tooth plate, at least two corner deflection boxes arranged below the movable comb tooth plate and a plurality of connecting bolts used for connecting the movable comb tooth plate and the main beam;
a rubber cushion plate is clamped at the connecting position of the connecting bolt and the movable comb plate;
the corner displacement box comprises a box body, a movable swing part and a fixed swing seat, wherein the box body is U-like, the fixed swing seat is fixedly arranged on the inner bottom surface of the box body, and an inverted bowl-shaped fixed swing seat is provided with an opening which is connected and matched with the movable swing part;
the movable swing part comprises a swing block and a swing rod, the swing block is connected with the lower end of the swing rod, and the upper end of the swing rod is fixedly connected with the bottom surface of the movable comb plate;
the swing block is in an inverted cone shape and comprises a lower arc surface and an upper arc surface, the lower arc surface is in contact fit with the inner bottom surface of the box body, and the upper arc surface is in contact fit with the inner wall surface of the fixed swing seat.
Furthermore, the at least two corner deflection boxes are arranged in a straight line along the opening direction of the bridge expansion joint.
Furthermore, a buffer rubber block is arranged between the box body of the corner deflection box and the movable comb-tooth plate.
Furthermore, an anchor rod is respectively installed on the other three sides of the four side surfaces of the box body of the corner deflection box except the face opposite to the fixed comb plate, and the anchor rod is used for fixedly connecting the box body and the main beam together.
Furthermore, a waterproof rubber strip is arranged between the fixed comb tooth assembly and the movable comb tooth assembly.
Furthermore, the swing rod is connected with the bottom surface of the movable comb plate in an anchoring mode through two bolts.
Further, in the above-described embodiment, the number of the corner displacement boxes is preferably two.
In the scheme, the upper arc surface and the upper arc surface of the swinging block are smooth surfaces, and the contact surface matched with the upper arc surface and the upper arc surface is also a smooth surface.
When the vibration isolation and noise reduction device is implemented, the rubber base plates are arranged at the connecting bolts of the movable comb plate, so that the rubber base plates can be matched with the corner deflection box to realize vibration absorption and rotary deformation, and the vibration isolation and noise reduction effects can be realized.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the specification and together with the description, serve to explain the principles of the specification.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic structural diagram of another view angle of the present invention.
Fig. 3 is a schematic structural view of the present invention in practice.
The reference numbers in the figures are respectively: (1) the device comprises a movable comb tooth assembly, (2) a fixed comb tooth assembly, (3) a main beam, (4) a main beam, (5) a bridge expansion joint, (6) a movable comb plate, (7) a fixed comb plate, (8) an angle deflection box, (9) a connecting bolt, (10) a rubber cushion plate, (11) a box body, (12) a swing rod, (13) a swing block, (14) a fixed swing seat, (15) a buffer rubber block, (16) a connecting bolt, (17) an opening, (18) a waterproof rubber strip and (19) a stainless steel sliding plate.
Detailed Description
The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the disclosure, its application, or uses.
It should be noted that like reference numerals and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is also to be noted that the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly unless otherwise specifically stated or limited. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Example (b):
as shown in fig. 1-3, the utility model comprises a movable comb tooth component 1 and a fixed comb tooth component 2, wherein the fixed comb tooth component 2 and the movable comb tooth component 1 are respectively connected and matched with main beams 3 and 4 at two sides of a bridge expansion joint 5, so that the fixed comb tooth component 2 is in alignment fit with the movable comb tooth component 1; the fixed comb tooth assembly 2 comprises a fixed comb tooth plate 7 and a plurality of connecting bolts 16 for connecting the fixed comb tooth plate 7 with the main beam 4; the movable comb tooth assembly 1 comprises a movable comb tooth plate 6, two corner deflection boxes 8 arranged below the movable comb tooth plate 6 and a plurality of connecting bolts 9 for connecting the movable comb tooth plate 6 with a main beam; the two corner deflection boxes 8 are arranged in a straight line along the direction of the bridge expansion joint 5; a rubber cushion plate 10 is clamped at the connecting position of the connecting bolt 9 and the movable comb plate 6;
illustratively, with reference to fig. 1, the corner displacement box 8 includes a box body 11, a movable swing part, and a fixed swing seat 14, wherein the box body 11 is substantially u-shaped, the fixed swing seat 14 is fixedly mounted on an inner bottom surface of the box body 11, and an opening 17 is formed in the inverted bowl-shaped fixed swing seat 14 and is connected and matched with the movable swing part; the movable swing part comprises a swing block 13 and a swing rod 12, the swing block 13 is connected with the lower end of the swing rod 12, and the upper end of the swing rod 12 is in anchoring connection with the bottom surface of the movable comb plate 6 through two bolts; the swing block 13 is in a shape of an inverted cone, and comprises a lower arc surface and an upper arc surface, the lower arc surface is in contact fit with the inner bottom surface of the box body 11, and the upper arc surface is in contact fit with the inner wall surface of the fixed swing seat 14. And a buffer rubber block 15 is arranged between the box body 11 of the corner deflection box 8 and the movable comb plate 6. And a waterproof rubber strip 18 is arranged between the fixed comb tooth component 2 and the movable comb tooth component 1.
In the above solution, it should be further noted that the size of the opening 17 on the fixed swing seat 14 is slightly larger than the diameter of the swing rod 12, and a certain displacement gap is reserved for the swing rod 12, so that the movable swing swings.
Continuing to explain the technology, because the cushion rubber block 15 has elastic deformation ability and force, has good deformation adaptability, can guarantee sufficient bearing capacity, can realize the vertical deflection of the movable comb plate 6, and has certain effects of shock absorption and noise reduction.
It should also be noted that the waterproof rubber strip 18 plays a waterproof role,
with reference to fig. 3, when the above-mentioned technology is implemented, the fixed comb tooth assembly 2 and the movable comb tooth assembly 1 are respectively installed on the main beams 3 and 4 at the two sides of the bridge expansion joint 5 and are aligned and matched to form a multi-directional corner expansion device of the comb plate, the multi-directional corner expansion device of the comb plate is of a modular design, and a plurality of multi-directional corner expansion devices of the comb plate can be connected and arranged along the direction of the joint on the main beams at the two sides of the expansion joint 5 according to the width of the bridge expansion joint 5. When the bridge is deformed in a telescopic manner, the module comb plate multidirectional corner telescopic device can perform displacement compensation in the horizontal direction and the vertical direction.
In the above example, it is further noted that a stainless steel slide plate 19 for guiding is also generally installed between the fixed comb-tooth assembly 2 and the movable comb-tooth assembly 1.
The foregoing description of the embodiments of the present specification has been presented for purposes of illustration and description, but is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The terminology used herein is chosen in order to best explain the principles of the embodiments, the practical application, or improvements made to the technology in the marketplace, or to enable others of ordinary skill in the art to understand the embodiments disclosed herein. The scope of the application is defined by the appended claims.
Claims (2)
1. The utility model provides a multidirectional corner telescoping device that shifts which characterized in that: the movable comb tooth assembly is connected with the main beams at two sides of the bridge expansion joint in a matched mode, so that the fixed comb tooth assembly is matched with the movable comb tooth assembly in an aligned mode; the fixed comb tooth assembly comprises a fixed comb tooth plate and a plurality of connecting bolts for connecting the fixed comb tooth plate and the main beam; the movable comb tooth assembly comprises a movable comb tooth plate, at least two corner deflection boxes arranged below the movable comb tooth plate and a plurality of connecting bolts used for connecting the movable comb tooth plate and the main beam; a rubber cushion plate is clamped at the connecting position of the connecting bolt and the movable comb plate.
2. A multi-directional rotation angle change telescopic device as claimed in claim 1, wherein: the corner displacement box comprises a box body, a movable swing part and a fixed swing seat, wherein the box body is U-like, the fixed swing seat is fixedly arranged on the inner bottom surface of the box body, and an inverted bowl-shaped fixed swing seat is provided with an opening which is connected and matched with the movable swing part; the movable swing part comprises a swing block and a swing rod, the swing block is connected with the lower end of the swing rod, and the upper end of the swing rod is fixedly connected with the bottom surface of the movable comb plate; the swing block is in an inverted cone shape and comprises a lower arc surface and an upper arc surface, the lower arc surface is in contact fit with the inner bottom surface of the box body, and the upper arc surface is in contact fit with the inner wall surface of the fixed swing seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120193343.XU CN215800984U (en) | 2021-01-25 | 2021-01-25 | Multidirectional corner displacement telescopic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120193343.XU CN215800984U (en) | 2021-01-25 | 2021-01-25 | Multidirectional corner displacement telescopic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215800984U true CN215800984U (en) | 2022-02-11 |
Family
ID=80125675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120193343.XU Active CN215800984U (en) | 2021-01-25 | 2021-01-25 | Multidirectional corner displacement telescopic device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215800984U (en) |
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2021
- 2021-01-25 CN CN202120193343.XU patent/CN215800984U/en active Active
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