CN213451458U - Tunnel crack dynamic monitoring sensor vibration damper - Google Patents
Tunnel crack dynamic monitoring sensor vibration damper Download PDFInfo
- Publication number
- CN213451458U CN213451458U CN202022012961.8U CN202022012961U CN213451458U CN 213451458 U CN213451458 U CN 213451458U CN 202022012961 U CN202022012961 U CN 202022012961U CN 213451458 U CN213451458 U CN 213451458U
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- elastic plastic
- backing plate
- crack dynamic
- sensor
- base plate
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Abstract
The utility model discloses a tunnel crack dynamic monitoring sensor vibration damper relates to sensor technical field. The damping device of the tunnel crack dynamic monitoring sensor comprises a crack dynamic sensor, wherein an elastic plastic damping base plate is arranged on the crack dynamic sensor, and the size of the elastic plastic damping base plate is matched with that of the crack dynamic sensor; the elastic plastic vibration damping base plate comprises an upper elastic plastic base plate and a lower elastic plastic base plate which are spliced up and down, and a plurality of strong springs are embedded between the upper elastic plastic base plate and the lower elastic plastic base plate. The utility model discloses, through setting up the elastic plastic damping backing plate, can resist the transverse vibration and the vertical vibration that come from train vibration load to crack dynamic monitoring sensor at tunnel train operation in-process, improve crack dynamic monitoring sensor's stability, guarantee crack dynamic sensor's accurate operation, also improved crack dynamic sensor's effective life.
Description
Technical Field
The utility model relates to a sensor technical field, concretely relates to tunnel crack dynamic monitoring sensor vibration damper.
Background
The crack dynamic monitoring sensor is an important instrument for monitoring the tunnel, is mainly used for monitoring and recording the change condition of key cracks on the tunnel structure at fixed points, and can automatically and continuously measure and record the change process of the cracks within a period of time.
The crack dynamic monitoring sensor is installed on the wall surface of the tunnel for a long time, and therefore, inevitably bears the influence from the vibration of the train. The train vibration can influence the sensor detection stability, can not guarantee the accurate operation of sensor. How to solve the technical problems is a technical problem to be solved in the technical field of the current sensors.
SUMMERY OF THE UTILITY MODEL
To the technical problem, the embodiment of the utility model provides a tunnel crack dynamic monitoring sensor vibration damper to solve the problem that proposes in the above-mentioned background art.
The utility model provides a following technical scheme: a vibration damping device of a tunnel crack dynamic monitoring sensor comprises a crack dynamic sensor, wherein an elastic plastic vibration damping base plate is arranged on the crack dynamic sensor, and the size of the elastic plastic vibration damping base plate is matched with that of the crack dynamic sensor; the elastic plastic vibration damping base plate comprises an upper elastic plastic base plate and a lower elastic plastic base plate which are spliced up and down, a plurality of strong springs are embedded between the upper elastic plastic base plate and the lower elastic plastic base plate, and vibration damping rubber is arranged at the corner positions of the upper elastic plastic base plate and the lower elastic plastic base plate respectively.
Preferably, the corner position of the crack dynamic sensor is provided with a mounting hole, the corner position of the elastic plastic vibration reduction backing plate is provided with a threaded hole matched with the mounting hole of the crack dynamic sensor, and the elastic plastic vibration reduction backing plate is connected with the crack dynamic sensor through a screw.
Preferably, strong springs are embedded in four corner positions of the upper elastic plastic base plate and the lower elastic plastic base plate, and the middle parts of the upper elastic plastic base plate and the lower elastic plastic base plate are embedded with the strong springs.
Preferably, the elastic plastic vibration damping cushion plate is coated with a layer of waterproof plastic.
Preferably, the upper elastic plastic backing plate and the lower elastic plastic backing plate are fixed through bonding.
The embodiment of the utility model provides a pair of tunnel crack dynamic monitoring sensor vibration damper has following beneficial effect: the utility model discloses, through setting up the elastic plastic damping backing plate, can resist the transverse vibration and the vertical vibration that come from train vibration load to crack dynamic monitoring sensor in the tunnel train operation process, improve the stability of crack dynamic monitoring sensor, guaranteed the accurate operation of crack dynamic sensor, also improved the effective life of crack dynamic sensor; and simultaneously, the utility model discloses simple manufacture, the installation of being convenient for, the cost of material consumption is less, has the practicality.
Drawings
FIG. 1 is a schematic structural view of a vibration damping device of a dynamic tunnel crack monitoring sensor of the present invention;
FIG. 2 is the structural intention of the middle elastic plastic damping backing plate of the present invention;
FIG. 3 is the structural intention of the middle crack dynamic sensor of the present invention;
fig. 4 is the structural intention of the middle damping rubber of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, fig. 1 is a schematic structural view of a vibration damping device of a dynamic tunnel crack monitoring sensor according to the present invention; FIG. 2 is the structural intention of the middle elastic plastic damping backing plate of the present invention; FIG. 3 is the structural intention of the middle crack dynamic sensor of the present invention; fig. 4 is the structural intention of the middle damping rubber of the present invention.
A vibration damping device of a tunnel crack dynamic monitoring sensor comprises a crack dynamic sensor 2, wherein an elastic plastic vibration damping base plate 1 is arranged on the crack dynamic sensor 2, and the size of the elastic plastic vibration damping base plate 1 is matched with the size of the crack dynamic sensor 2; the elastic plastic damping backing plate 1 comprises an upper elastic plastic backing plate 11 and a lower elastic plastic backing plate 12 which are spliced up and down, a plurality of strong springs 3 are embedded between the upper elastic plastic backing plate 11 and the lower elastic plastic backing plate 12, and damping rubber 4 is respectively arranged at the corner positions of the upper elastic plastic backing plate 11 and the lower elastic plastic backing plate 12.
It should be noted that the strong spring 3 is embedded when the upper elastic plastic backing plate 11 and the lower elastic plastic backing plate 12 are manufactured and molded, that is, the strong spring 3 is embedded when the elastic plastic backing plate is molded by a mold, so that the elastic plastic backing plate and the strong spring 3 form an integrated structure, and the elastic plastic backing plate and the strong spring 3 cooperatively deform to play a role in damping.
Further, the corner position of crack dynamic sensor 2 is equipped with mounting hole 2a, the corner position of elastoplast damping backing plate 1 is equipped with and cracks dynamic sensor 2 mounting hole 2a matched with screw hole 1a, elastoplast damping backing plate 1 and crack dynamic sensor 2 pass through screwed connection.
It should be noted that the damping rubber 4 is arranged at the corner position of the elastic plastic backing plate, and the threaded hole 1a is exposed, so that the elastic plastic damping backing plate 1 and the crack dynamic sensor 2 are conveniently connected by screws.
Furthermore, strong springs 3 are embedded at four corner positions of the upper elastic plastic backing plate 11 and the lower elastic plastic backing plate 12, and the strong springs 3 are embedded at the middle parts of the upper elastic plastic backing plate 11 and the lower elastic plastic backing plate 12; and strong springs 3 are arranged at a plurality of positions of the elastic plastic base plate, so that the damping effect is better.
Further, the elastic plastic vibration damping cushion plate 1 is coated with a layer of waterproof plastic; because crack dynamic monitoring sensor installs for a long time in the tunnel wall, wet environment can corrode elastic plastic damping backing plate 1 in the tunnel, influences elastic plastic damping backing plate 1's life and stability, through cladding one deck waterproof plastic on elastic plastic damping backing plate 1, plays dampproofing and waterproofing's effect, protection elastic plastic damping backing plate 1.
Further, the upper elastic plastic backing plate 11 and the lower elastic plastic backing plate 12 are fixed by adhesion.
The utility model relates to a tunnel crack dynamic monitoring sensor damping device theory of operation as follows: the crack dynamic sensor 2 bears the vibration load from the operation train, and the vibration load can be divided into transverse vibration load and vertical vibration load; the vibration damping rubber 4 has great elasticity, when the load is transmitted, the vibration damping rubber 4 weakens the transverse vibration to offset most of the load, the weak vibration is transmitted to the upper elastic plastic backing plate 11 and the lower elastic plastic backing plate 12 with smaller elasticity through secondary transmission, the plastic elastic plastic backing plate weakens the transverse vibration again, and finally the influence of the transverse vibration is reduced to the maximum; and the vertical vibration is mainly reduced through the strong spring 3 between the two elastic plastic backing plates, and when the vibration is transmitted, the periphery and the middle of the elastic plastic backing plates are coordinated by the strong spring 3, so that the vibration is finally eliminated.
The embodiment of the utility model provides a pair of tunnel crack dynamic monitoring sensor vibration damper has following beneficial effect: the utility model discloses, through setting up the elastic plastic damping backing plate, can resist the transverse vibration and the vertical vibration that come from train vibration load to crack dynamic monitoring sensor in the tunnel train operation process, improve the stability of crack dynamic monitoring sensor, guaranteed the accurate operation of crack dynamic sensor, also improved the effective life of crack dynamic sensor; and simultaneously, the utility model discloses simple manufacture, the installation of being convenient for, the cost of material consumption is less, has the practicality.
The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment.
In the present invention, unless otherwise explicitly specified or limited, the terms "mounting," "setting," "connecting," "fixing," "screwing" and the like are to be construed broadly, for example, as being either fixedly connected or detachably connected or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
It should be understood that equivalent alterations and modifications can be made by those skilled in the art according to the technical solution of the present invention and the inventive concept, and all such alterations and modifications shall fall within the scope of the appended claims.
Claims (5)
1. The utility model provides a tunnel crack dynamic monitoring sensor damping device, includes crack dynamic sensor (2), characterized by: an elastic plastic vibration damping base plate (1) is arranged on the crack dynamic sensor (2), and the size of the elastic plastic vibration damping base plate (1) is matched with that of the crack dynamic sensor (2); elastic plastic damping backing plate (1) including last elastic plastic backing plate (11) and lower elastic plastic backing plate (12) of concatenation from top to bottom, go up elastic plastic backing plate (11) and inlay between elastic plastic backing plate (12) down and have a plurality of powerful spring (3), the corner position of going up elastic plastic backing plate (11) and elastic plastic backing plate (12) down is equipped with damping rubber (4) respectively.
2. The vibration damping device for the tunnel crack dynamic monitoring sensor according to claim 1, which is characterized in that: the corner position of crack dynamic sensor (2) is equipped with mounting hole (2a), the corner position of elastoplast damping backing plate (1) is equipped with screw hole (1a) with crack dynamic sensor (2) mounting hole (2a) matched with, elastoplast damping backing plate (1) and crack dynamic sensor (2) pass through screwed connection.
3. The vibration damping device for the tunnel crack dynamic monitoring sensor according to claim 1, which is characterized in that: four corner positions of the upper elastic plastic backing plate (11) and the lower elastic plastic backing plate (12) are respectively embedded with a strong spring (3), and the middle parts of the upper elastic plastic backing plate (11) and the lower elastic plastic backing plate (12) are respectively embedded with a strong spring (3).
4. The vibration damping device for the tunnel crack dynamic monitoring sensor according to claim 1, which is characterized in that: the elastic plastic vibration damping backing plate (1) is coated with a layer of waterproof plastic.
5. The vibration damping device for the tunnel crack dynamic monitoring sensor according to claim 1, which is characterized in that: the upper elastic plastic backing plate (11) and the lower elastic plastic backing plate (12) are fixed through bonding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022012961.8U CN213451458U (en) | 2020-09-15 | 2020-09-15 | Tunnel crack dynamic monitoring sensor vibration damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022012961.8U CN213451458U (en) | 2020-09-15 | 2020-09-15 | Tunnel crack dynamic monitoring sensor vibration damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213451458U true CN213451458U (en) | 2021-06-15 |
Family
ID=76323811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022012961.8U Expired - Fee Related CN213451458U (en) | 2020-09-15 | 2020-09-15 | Tunnel crack dynamic monitoring sensor vibration damper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213451458U (en) |
-
2020
- 2020-09-15 CN CN202022012961.8U patent/CN213451458U/en not_active Expired - Fee Related
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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: 20230118 Address after: 266000 No.99, Shenzhen road, Laoshan District, Qingdao, Shandong Province Patentee after: Qingdao Metro Operation Co.,Ltd. Address before: 266000 No.99, Shenzhen road, Laoshan District, Qingdao, Shandong Province Patentee before: QINGDAO METRO GROUP CO.,LTD. OPERATION BRANCH Patentee before: Qingdao Zhongan Zhixin Underground Engineering Consulting Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210615 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |