CN215857194U - Shock attenuation stop device - Google Patents
Shock attenuation stop device Download PDFInfo
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- CN215857194U CN215857194U CN202121935766.0U CN202121935766U CN215857194U CN 215857194 U CN215857194 U CN 215857194U CN 202121935766 U CN202121935766 U CN 202121935766U CN 215857194 U CN215857194 U CN 215857194U
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- frame
- connecting plate
- energy dissipation
- energy
- energy consumption
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- 230000035939 shock Effects 0.000 title claims description 14
- 230000021715 photosynthesis, light harvesting Effects 0.000 claims abstract description 58
- 238000005265 energy consumption Methods 0.000 claims abstract description 50
- 230000000670 limiting effect Effects 0.000 claims abstract description 18
- 230000000712 assembly Effects 0.000 claims abstract description 11
- 238000000429 assembly Methods 0.000 claims abstract description 11
- 229910001209 Low-carbon steel Inorganic materials 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 5
- 238000010521 absorption reaction Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 9
- 238000013016 damping Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 description 11
- 238000000034 method Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000005489 elastic deformation Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The utility model provides a damping limiting device which comprises a connecting frame, an energy consumption assembly and a plurality of energy consumption plates, wherein the energy consumption assembly is arranged in the connecting frame, and the horizontal length of the energy consumption assembly is smaller than that of the connecting frame; the energy dissipation plates are arranged between the connecting frame and the energy dissipation assemblies along the horizontal direction, and two ends of the energy dissipation plates are respectively connected with the connecting frame and the energy dissipation assemblies; the energy consumption assembly comprises a first connecting plate, a second connecting plate, a bottom plate and at least one combined energy consumption piece, wherein the first connecting plate and the second connecting plate are arranged on two opposite sides of the bottom plate, the combined energy consumption piece is arranged between the first connecting plate and the second connecting plate, and two ends of the combined energy consumption piece are respectively connected with the first connecting plate and the second connecting plate; the combined energy dissipation member comprises an energy dissipation frame and a plurality of elastic members, a plurality of installation cavities are formed in the energy dissipation frame, and the elastic members are respectively installed in the installation cavities along the horizontal direction and the vertical direction.
Description
Technical Field
The utility model belongs to the technical field of bridges, and particularly relates to a damping limiting device.
Background
In the bridge engineering field, an expansion joint is generally arranged between two adjacent girders of a continuous bridge, the expansion joint provides a space for the displacement of the girders of the bridge under the action of an earthquake, the girders have large risks of transverse girder falling or longitudinal girder falling, and great potential safety hazards are brought to the application of the bridge.
At present, in order to prevent the roof beam phenomenon that falls to appear at earthquake in-process, can set up horizontal concrete dog on girder both ends expansion joint usually, prevent to take place between two adjacent girders and transversely fall the roof beam, it connects it to set up the cable on the expansion joint at girder both ends, can reduce the risk of vertically falling the roof beam, current measure can reduce the emergence that falls the roof beam earthquake to a certain extent, but does not basically have the power consumption effect, and function usage is single relatively and spacing effect is relatively poor, the bridge still has great potential safety hazard when meetting earthquake disaster.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model aims to provide a damping limiting device to solve the problems in the prior art.
In order to solve the technical problems, the utility model adopts the following technical scheme:
a shock absorption limiting device comprises a connecting frame, an energy consumption assembly and a plurality of energy consumption plates, wherein the energy consumption assembly is arranged in the connecting frame, and the horizontal length of the energy consumption assembly is smaller than that of the connecting frame; the energy dissipation plates are arranged between the connecting frame and the energy dissipation assemblies along the horizontal direction, and two ends of the energy dissipation plates are respectively connected with the connecting frame and the energy dissipation assemblies; the energy consumption assembly comprises a first connecting plate, a second connecting plate, a bottom plate and at least one combined energy consumption piece, wherein the first connecting plate and the second connecting plate are arranged on two opposite sides of the bottom plate, the combined energy consumption piece is arranged between the first connecting plate and the second connecting plate, and two ends of the combined energy consumption piece are respectively connected with the first connecting plate and the second connecting plate; the combined energy dissipation member comprises an energy dissipation frame and a plurality of elastic members, a plurality of installation cavities are formed in the energy dissipation frame, and the elastic members are respectively installed in the installation cavities along the horizontal direction and the vertical direction.
The top end of the connecting frame is provided with a concave part, the bottom end of the concave part can penetrate into a relative space formed by the first connecting plate and the second connecting plate, and the bottom end of the concave part is connected with the energy dissipation frame through a connecting rod.
And rubber materials are arranged between the combined energy dissipation pieces.
The elastic piece is a spring.
The energy dissipation plate is made of corrugated mild steel.
The connecting frame all sets up a plurality of screws along horizontal direction both sides, set up the screw rod on each the screw.
The connecting frame is collinear with the central line of the energy dissipation assembly.
The energy dissipation frame is characterized in that a plurality of screw holes are formed in the bottom end of the concave portion, a plurality of screw holes are correspondingly formed in the energy dissipation frame and the position, corresponding to the bottom end of the concave portion, of the energy dissipation frame, and the bottom end of the concave portion is connected with the energy dissipation frame through a screw rod.
The energy consumption frame is provided with six installation cavities, the number of the elastic pieces is six, two elastic pieces are arranged in the horizontal direction, and four elastic pieces are arranged in the vertical direction.
Compared with the prior art, the utility model has the following technical effects:
the damping and limiting device is arranged on expansion joints at two ends of a bridge and used for connecting two sections of bridges, the horizontal two sides of a connecting frame are respectively and fixedly connected with main beams to limit the adjacent two main beams from displacement and falling in earthquake disasters, an energy consumption assembly is arranged in the connecting frame and is connected with the connecting frame through a plurality of energy consumption plates, when earthquake load comes, earthquake energy drives the bridge to shake, the earthquake energy can be consumed through the energy consumption plates and transmitted to the energy consumption assembly, the earthquake energy is transmitted to a combined energy consumption piece through a first connecting plate and a second connecting plate, the energy consumption frame in the combined energy consumption piece deforms when absorbing the earthquake energy and can drive an elastic piece to compress and deform, and the elastic piece arranged along the horizontal direction and the elastic piece arranged along the vertical direction absorb the earthquake energy consumption from different directions by means of the elastic deformation of the elastic piece per se, the damping limiting device can prevent two ends of two adjacent bridges from falling when the bridges encounter earthquake loads, can absorb earthquake energy, and greatly improves the safety factor of the bridges when the bridges encounter earthquakes.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic structural view of the composite energy dissipating member of the present invention;
fig. 4 is a schematic view of the installation structure of the utility model on a bridge.
The meaning of the individual reference symbols in the figures is:
1-connecting frame, 2-energy dissipation plate, 3-first connecting plate, 4-second connecting plate, 5-bottom plate, 6-combined energy dissipation piece, 7-connecting rod, 8-rubber material, 9-bridge, 10-expansion joint, 11-pier, 101-recess, 102-screw rod, 601-energy dissipation frame, 602-elastic piece and 603-installation cavity.
The present invention will be explained in further detail with reference to examples.
Detailed Description
The following embodiments of the present invention are provided, and it should be noted that the present invention is not limited to the following embodiments, and all equivalent changes based on the technical solutions of the present invention are within the protection scope of the present invention.
All directional terms, such as "horizontal" and "vertical", as referred to herein, are intended to correspond to a particular direction on the page in the drawings or to a corresponding direction in space as illustrated in the drawings.
Example (b):
a shock absorption limiting device is shown in figures 1-4 and comprises a connecting frame 1, an energy consumption assembly and a plurality of energy consumption plates 2, wherein the energy consumption assembly is arranged in the connecting frame 1, and the horizontal length of the energy consumption assembly is smaller than that of the connecting frame 1; the energy dissipation plates 2 are arranged between the connecting frame 1 and the energy dissipation assemblies in the horizontal direction, and two ends of each energy dissipation plate 2 are respectively connected with the connecting frame 1 and the energy dissipation assemblies; the energy dissipation assembly comprises a first connecting plate 3, a second connecting plate 4, a bottom plate 5 and at least one combined energy dissipation piece 6, wherein the first connecting plate 3 and the second connecting plate 4 are arranged on two opposite sides of the bottom plate 5, the combined energy dissipation piece 6 is arranged between the first connecting plate 3 and the second connecting plate 4, and two ends of the combined energy dissipation piece are respectively connected with the first connecting plate 3 and the second connecting plate 4; the combined energy dissipation member 6 includes an energy dissipation frame 601 and a plurality of elastic members 602, wherein the energy dissipation frame 601 is provided with a plurality of mounting cavities 603, and each elastic member 602 is respectively mounted in the mounting cavity 603 along a horizontal direction and a vertical direction.
The damping limiting device of the embodiment is arranged on expansion joints at two ends of a bridge and used for connecting two sections of bridges 9, the two horizontal sides of a connecting frame 1 are fixedly connected with the bridges 9 respectively, the phenomenon that two adjacent bridges 9 are displaced to fall off in earthquake disasters is limited, energy dissipation assemblies are arranged in the connecting frame 1, the energy dissipation assemblies are connected with the connecting frame 1 through a plurality of energy dissipation plates 2, when earthquake loads come, the bridges 9 are driven by the earthquake energy to shake, the earthquake energy can be dissipated through the energy dissipation plates 2 and transmitted to the energy dissipation assemblies, the earthquake energy is transmitted to a combined energy dissipation member 6 through a first connecting plate 3 and a second connecting plate 4, the energy dissipation frame 601 in the combined energy dissipation member 6 deforms when absorbing the earthquake energy and can drive an elastic member 602 to compress and deform, the elastic member 602 arranged in the horizontal direction and the elastic member 602 arranged in the vertical direction absorb the earthquake energy from the earthquake energy dissipation members in different directions by means of elastic deformation of the elastic members 602 arranged in the horizontal direction and the vertical direction The damping limiting device can prevent two ends of two adjacent bridges 9 from falling when the bridges 9 meet earthquake loads, can absorb earthquake energy, and greatly improves the safety coefficient of the bridges when the bridges meet earthquakes.
As a preferable scheme of this embodiment, the top end of the connection frame 1 is provided with a concave portion 101, the bottom end of the concave portion 101 can penetrate into the opposite space formed by the first connection plate 3 and the second connection plate 4, and the bottom end of the concave portion 101 is connected with the dissipative frame 601 through a connection rod 7.
Wherein, set up concave part 101 purpose for the reinforcing deformation scope of splice frame 1 under the earthquake effect, and can stretch into the relative space that first connecting plate 3 and second connecting plate 4 formed through setting up the concave part bottom, when two adjacent bridges 9 take place the phase separation motion under the earthquake effect, splice frame 1 is stretched under the effect of power, first connecting plate 3 can play the effect of damping splice frame 1 deformation with second connecting plate 4, prevent that splice frame 1 from stretching out and appearing the fracture phenomenon, strengthened splice frame 1's life.
As a preferable scheme of this embodiment, a rubber material 8 is disposed between the combined dissipative members 6.
The rubber material 8 can play a role in dissipating energy, and can strengthen the connection between the combined energy dissipating pieces 6, thereby improving the comprehensive energy dissipating effect of the combined energy dissipating pieces 6.
As a preferable solution of this embodiment, the elastic member 602 is a spring.
The spring is used as a common telescopic device, is convenient to use, is easy to compress and recover, and has a good energy consumption effect.
As a preferable scheme of this embodiment, the energy consumption plate 2 is corrugated mild steel.
The corrugated mild steel is an existing common energy consumption device, the energy consumption effect is better than that of common flat steel, the comprehensive energy consumption effect of the embodiment is improved, the corrugated energy consumption mild steel in the embodiment is made of mild steel with yield strength of 80-220 MPa, and the bending angle of the corrugated energy consumption mild steel is 135 degrees.
As a preferable scheme of this embodiment, the connecting frame is provided with a plurality of screw holes along both sides of the horizontal direction, and each screw hole is provided with a screw 102.
Wherein, through set up screw rod 102 on the screw, the screw hole can be predetermine at both ends to the bridge in the construction process, constitutes bolt assembly through screw rod 102 and predetermined screw hole, the connection frame of this embodiment of being convenient for and the installation and the dismantlement of bridge 9, the change of the shock attenuation stop device of this embodiment of being convenient for.
As a preferable solution of this embodiment, the connection frame 1 is collinear with a center line of the energy consumption component.
Wherein, the central line collineation of connecting frame 1 and power consumption subassembly can constitute the stability of the connecting frame 1 and power consumption subassembly structure of guaranteeing this embodiment, further strengthens shock attenuation stop device's overall stability.
As a preferable scheme of this embodiment, a plurality of screw holes are provided at the bottom end of the concave portion 101, a plurality of screw holes are correspondingly provided at positions of the energy consumption frame 601 corresponding to the bottom end of the concave portion 101, and the bottom end of the concave portion 101 is connected to the energy consumption frame 601 through the screw 102.
The bolt connecting structure is formed by the screw holes and the screw rods 102, so that the bottom end of the concave part 101 is connected with the combined energy dissipation member 6, the combined energy dissipation member 6 is prevented from shaking to be separated from the concave part 101 in the earthquake process, and the combined energy dissipation member 6 can be rapidly replaced.
As a preferable scheme of this embodiment, six mounting cavities 603 are disposed on the energy dissipation frame 601, and the number of the elastic members 602 is six, wherein two elastic members 602 are disposed in the horizontal direction, and four elastic members are disposed in the vertical direction.
Wherein, set up six installation cavities 603 in this embodiment and install two elastic component 602 in the horizontal direction and two elastic component 602 in the vertical direction respectively, can realize the purpose of diversified absorption earthquake energy consumption.
The using process of the embodiment is as follows:
firstly, the connecting frame 1 of the embodiment is arranged on an expansion joint of a bridge 9 along the horizontal direction, and the connecting frame 1 is fixedly connected with the bridge 9 through bolts, when an earthquake load is encountered, the bridge 9 vibrates to generate relative displacement, after the connecting frame 1 connects the bridge 9 to realize the limiting effect, the connecting frame is stressed to generate deformation to absorb energy and transmit the earthquake energy to the energy consumption plate 2, the earthquake energy is transmitted to the energy consumption assembly through the energy consumption plate 2 while consuming the energy, the earthquake energy is consumed through the plurality of combined energy consumption pieces 6 on the energy consumption assembly, specifically, the energy consumption frame (601) consumes the energy and deforms under the earthquake load, and the plurality of elastic pieces (602) are extruded to expand and contract to consume the energy, so that the aim of consuming the earthquake energy is fulfilled.
Claims (9)
1. A shock absorption limiting device is characterized by comprising,
a connection frame (1);
the energy consumption assembly is arranged in the connecting frame (1), and the horizontal length of the energy consumption assembly is smaller than that of the connecting frame (1);
the energy dissipation plates (2) are arranged between the connecting frame (1) and the energy dissipation assemblies in the horizontal direction, and two ends of each energy dissipation plate (2) are respectively connected with the connecting frame (1) and the energy dissipation assemblies;
the energy dissipation assembly comprises a first connecting plate (3), a second connecting plate (4), a bottom plate (5) and at least one combined energy dissipation piece (6), wherein the first connecting plate (3) and the second connecting plate (4) are arranged on two opposite sides of the bottom plate (5), the combined energy dissipation piece (6) is arranged between the first connecting plate (3) and the second connecting plate (4), and two ends of the combined energy dissipation piece are respectively connected with the first connecting plate (3) and the second connecting plate (4);
the combined energy dissipation member (6) comprises an energy dissipation frame (601) and a plurality of elastic members (602), a plurality of mounting cavities (603) are formed in the energy dissipation frame (601), and the elastic members (602) are respectively mounted in the mounting cavities (603) along the horizontal direction and the vertical direction.
2. The shock-absorbing and spacing device as claimed in claim 1, wherein the top end of the connecting frame (1) is provided with a concave portion (101), the bottom end of the concave portion (101) can penetrate into the relative space formed by the first connecting plate (3) and the second connecting plate (4), and the bottom end of the concave portion (101) is connected with the energy-consuming frame (601) through a connecting rod (7).
3. A shock absorbing and limiting device as defined in claim 1, wherein a rubber material (8) is arranged between each of said combined dissipating elements (6).
4. A shock absorbing and limiting device according to claim 1, wherein said elastic member (602) is a spring.
5. A shock absorbing and limiting device according to claim 1, wherein the dissipative plate (2) is corrugated mild steel.
6. The shock absorbing and limiting device as defined in claim 1, wherein said connecting frame is provided with a plurality of screw holes along both sides of the horizontal direction, and each of said screw holes is provided with a screw (102).
7. A shock absorbing and limiting device according to claim 1, wherein said connection frame (1) is collinear with the centre line of the dissipative component.
8. The shock absorbing and limiting device as claimed in claim 2, wherein a plurality of screw holes are provided at the bottom end of the recess (101), a plurality of screw holes are correspondingly provided at the position of the energy consumption frame (601) corresponding to the bottom end of the recess (101), and the bottom end of the recess (101) is connected with the energy consumption frame (601) through a screw (102).
9. The shock absorbing and limiting device according to claim 1, wherein six mounting cavities (603) are formed in the energy dissipating frame (601), the number of the elastic members (602) is six, two of the elastic members (602) are arranged in a horizontal direction, and four of the elastic members are arranged in a vertical direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121935766.0U CN215857194U (en) | 2021-08-18 | 2021-08-18 | Shock attenuation stop device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121935766.0U CN215857194U (en) | 2021-08-18 | 2021-08-18 | Shock attenuation stop device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215857194U true CN215857194U (en) | 2022-02-18 |
Family
ID=80240015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121935766.0U Expired - Fee Related CN215857194U (en) | 2021-08-18 | 2021-08-18 | Shock attenuation stop device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215857194U (en) |
-
2021
- 2021-08-18 CN CN202121935766.0U patent/CN215857194U/en not_active Expired - Fee Related
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| 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: 20220218 |
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| CF01 | Termination of patent right due to non-payment of annual fee |