CN213904476U - Early warning system for external force construction damage of cable tunnel - Google Patents
Early warning system for external force construction damage of cable tunnel Download PDFInfo
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- CN213904476U CN213904476U CN202022542200.3U CN202022542200U CN213904476U CN 213904476 U CN213904476 U CN 213904476U CN 202022542200 U CN202022542200 U CN 202022542200U CN 213904476 U CN213904476 U CN 213904476U
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- cable tunnel
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- vibration
- external force
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- 230000006378 damage Effects 0.000 title claims abstract description 21
- 238000010276 construction Methods 0.000 title claims abstract description 19
- 230000001681 protective effect Effects 0.000 claims abstract description 35
- 238000013016 damping Methods 0.000 claims abstract description 7
- 239000000725 suspension Substances 0.000 claims abstract description 7
- 230000000149 penetrating effect Effects 0.000 claims description 12
- 239000006096 absorbing agent Substances 0.000 claims description 8
- 230000035939 shock Effects 0.000 claims description 6
- 239000003638 chemical reducing agent Substances 0.000 claims description 5
- 229920001821 foam rubber Polymers 0.000 claims 1
- 238000004891 communication Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 description 5
- 238000012544 monitoring process Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
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Abstract
The utility model discloses a cable tunnel external force construction damage early warning system, which comprises a plurality of suspension type vibration sensors arranged in the cable tunnel, a signal acquisition terminal electrically connected with the suspension type vibration sensors and a data host computer in communication connection with the signal acquisition terminal; the suspended vibration sensor is fixed at the top of the cable tunnel through a sensor mounting seat, and a first protective cover used for covering the suspended vibration sensor is arranged on the outer side of the suspended vibration sensor; the upper end opening of the first protection cover is installed at the top of the cable tunnel through a first vibration damping seat, and a first vibration damper is arranged on the inner wall of the first protection cover.
Description
Technical Field
The utility model relates to a cable tunnel external force construction destroys early warning system.
Background
At present, the high-voltage power cable transmission technology is mature day by day, and compared with an overhead line, the high-voltage power cable transmission technology has the advantages of small occupied area, high reliability and the like. The power transmission cable channel is used as a carrier of the power cable, and operation and maintenance personnel need to carry out periodic operation and maintenance work on the power cable channel, so that hidden dangers are eliminated, and the safe operation of the power cable is guaranteed. The external force damage is a hidden danger which is difficult to prevent, and in the multiple categories of the hidden danger of the external force damage, the damage to the cable channel caused by construction excavation is the largest and is difficult to prevent.
The existing anti-external-damage measures mainly depend on measures such as regular patrol of operation and maintenance personnel or arrangement of personnel resident on-site guard and the like. The problems that it has are:
1. the inspection period is long, and the surrounding environment condition of the tunnel cannot be monitored in real time.
2. The cable channel is buried underground, and the corresponding ground position is difficult to accurately position without depending on professional surveying means.
3. The operation and maintenance personnel guard the tunnel at the position where the tunnel is likely to be broken for a long time, the working efficiency is influenced, and manpower and material resources are wasted.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a cable tunnel external force construction destroys early warning system to solve the problem that can't realize cable channel external force destruction and carry out real time monitoring at present.
In order to solve the technical problem, the utility model provides a cable tunnel external force construction damage early warning system, which comprises a plurality of suspension type vibration sensors installed in the cable tunnel, a signal acquisition terminal electrically connected with the suspension type vibration sensors and a data host computer in communication connection with the signal acquisition terminal; the suspended vibration sensor is fixed at the top of the cable tunnel through a sensor mounting seat, and a first protective cover used for covering the suspended vibration sensor is arranged on the outer side of the suspended vibration sensor; the upper end opening of the first protection cover is installed at the top of the cable tunnel through a first vibration damping seat, and a first vibration damper is arranged on the inner wall of the first protection cover.
Further, the first vibration absorber is a spongy cushion.
Furthermore, a second protective cover used for covering the first protective cover is arranged on the outer side of the first protective cover, an opening portion at the upper end of the second protective cover is installed at the top of the cable tunnel through a second vibration damping seat, and a second vibration damper is arranged between the second protective cover and the first protective cover.
Further, the second shock absorber includes a plurality of first springs of evenly arranging between first safety cover and second safety cover, the one end of first spring with the inner wall fixed connection of second safety cover, the other end be equipped with the outer table wall fitness fit's of first safety cover gasket, the gasket contacts with first safety cover.
Further, the first vibration reduction seat comprises a first fixing ring and a second fixing ring which are arranged in parallel and opposite up and down, and a third vibration reducer is arranged between the first fixing ring and the second fixing ring; the first fixing ring is provided with a plurality of first positioning holes and is fixed at the top of the cable tunnel through fasteners penetrating through the first positioning holes; the second fixing ring is provided with a plurality of second positioning holes, and the first protection cover is connected with the second fixing ring through fasteners penetrating through the second positioning holes.
Further, the second vibration reduction seat comprises a third fixing ring and a fourth fixing ring which are arranged in parallel and opposite up and down, and a fourth vibration reducer is arranged between the third fixing ring and the fourth fixing ring; the third fixing ring is provided with a plurality of third positioning holes and is fixed at the top of the cable tunnel through fasteners penetrating through the third positioning holes; the fourth fixing ring is provided with a plurality of fourth positioning holes, and the second protective cover is connected with the fourth fixing ring through fasteners penetrating through the fourth positioning holes.
Further, the third shock absorber includes that a plurality of evenly distributed connect the second spring between first solid fixed ring and the solid fixed ring of second, the fourth shock absorber includes that a plurality of evenly distributed connect the third spring between solid fixed ring of third and the solid fixed ring of fourth.
The utility model has the advantages that: the early warning can be effectively carried out on the external force construction damage of the cable channel, the real-time monitoring is realized, the damage to the cable channel caused by the construction behavior outside the inspection period is prevented, and the serious economic loss is avoided; can protect the sensor through setting up first protective cover, prevent the destruction of toy such as mouse in the tunnel to the sensor, can also play the effect of inhaling simultaneously, eliminate the vibration that causes because of the animal collision, avoid appearing the alert condition of wrong report.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a first protection cover and a second protection cover according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a first damping seat according to an embodiment of the present invention.
Wherein: 1. a suspended vibration sensor; 11. a sensor mount; 2. a signal acquisition terminal; 3. a data host; 4. a server; 5. a first vibration damping mount; 51. a first retaining ring; 52. a first positioning hole; 53. a first spring; 54. a second retaining ring; 55. a second positioning hole; 6. a sponge cushion; 7. a first protective cover; 8. a second vibration dampening seat 8; 9. a second spring; 10. a second protective cover.
Detailed Description
The cable tunnel external force construction damage early warning system shown in fig. 1 comprises a plurality of suspended vibration sensors 1 installed in a cable tunnel, a signal acquisition terminal 2 electrically connected with the suspended vibration sensors 1, and a data host 3 in communication connection with the signal acquisition terminal 2; the suspended vibration sensor 1 is fixed at the top of a cable tunnel through a sensor mounting seat 11, and a first protective cover 7 used for covering the suspended vibration sensor 1 is arranged on the outer side of the suspended vibration sensor 1; as shown in fig. 2, an upper end opening of the first protection cover 7 is mounted on the top of the cable tunnel through a first damper base 5, and a first damper is provided on an inner wall of the first protection cover 7. The suspension type vibration sensor 1 is distributed to the top of the cable channel at intervals of 10-15m and is responsible for collecting vibration signals received by the cable channel; the signal acquisition terminal 2 is responsible for acquiring signals transmitted by the vibration sensor and transmitting the signals to the data host 3, the data host 3 compares the received information with preset data, and if the received data are found to be abnormal, an alarm signal is sent to the server 4 to inform operation and maintenance personnel.
The utility model can effectively carry out early warning on the external force construction damage of the cable channel, realize real-time monitoring, prevent the cable channel from being damaged by the construction action outside the inspection period, and avoid serious economic loss; can protect the sensor through setting up first protective cover 7, prevent the destruction of toy such as mouse in the tunnel to the sensor, can also play the effect of inhaling the vibrations simultaneously, eliminate the vibration that causes because of the animal collision, avoid appearing the alert condition of wrong report.
The first vibration absorber is a spongy cushion 6. As shown in fig. 3, the first damper seat 5 includes a first fixing ring 51 and a second fixing ring 54 which are arranged in parallel and opposite to each other up and down, and a third damper is arranged between the first fixing ring 51 and the second fixing ring 54; the first fixing ring 51 is provided with a plurality of first positioning holes 52, and the first fixing ring 51 is fixed at the top of the cable tunnel through fasteners penetrating through the first positioning holes 52; the second fixing ring 54 is provided with a plurality of second positioning holes 55, and the first protection cover 7 is connected with the second fixing ring 54 through fasteners penetrating through the second positioning holes 55. The third damper comprises a plurality of second springs 9 uniformly distributed and connected between the first fixed ring 51 and the second fixed ring 54. The sponge cushion 6 can absorb lateral vibration generated by the collision force caused by the small animal, and the second springs 9 can absorb longitudinal vibration generated by the collision force caused by the small animal.
In addition, a second protective cover 10 is provided outside the first protective cover 7 for covering the first protective cover, an upper end opening portion of the second protective cover 10 is attached to the top portion of the cable tunnel through a second damper base 8, and a second damper is provided between the second protective cover 10 and the first protective cover 7. By providing the second protective cover 10 and the second damper, the vibration-proof capability of the sensor can be increased to improve the monitoring accuracy thereof.
The second shock absorber includes a plurality of first springs 53 evenly arranged between first safety cover 7 and second safety cover 10, the one end of first spring 53 with the inner wall fixed connection of second safety cover 10, the other end is equipped with the gasket with the first safety cover 7 outward appearance wall conformity complex, the gasket contacts with first safety cover 7. The second vibration reduction seat 8 comprises a third fixing ring and a fourth fixing ring which are arranged in parallel and opposite up and down, and a fourth vibration reducer is arranged between the third fixing ring and the fourth fixing ring; the third fixing ring is provided with a plurality of third positioning holes and is fixed at the top of the cable tunnel through fasteners penetrating through the third positioning holes; the fourth fixing ring is provided with a plurality of fourth positioning holes, and the second protective cover 10 is connected with the fourth fixing ring through fasteners penetrating through the fourth positioning holes. The fourth vibration damper comprises a plurality of third springs which are uniformly distributed and connected between the third fixing ring and the fourth fixing ring. Similarly, the first spring 53 can absorb lateral vibration generated by the collision force caused by the small animal, and the third spring can absorb longitudinal vibration generated by the collision force caused by the small animal.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (7)
1. A cable tunnel external force construction damage early warning system is characterized by comprising a plurality of suspension type vibration sensors, a signal acquisition terminal and a data host, wherein the suspension type vibration sensors are installed in a cable tunnel; the suspended vibration sensor is fixed at the top of the cable tunnel through a sensor mounting seat, and a first protective cover used for covering the suspended vibration sensor is arranged on the outer side of the suspended vibration sensor; the upper end opening of the first protection cover is installed at the top of the cable tunnel through a first vibration damping seat, and a first vibration damper is arranged on the inner wall of the first protection cover.
2. The cable tunnel external force construction damage early warning system of claim 1, wherein the first shock absorber is a foam rubber cushion.
3. The system for early warning of damage caused by external force construction in cable tunnel according to claim 1, wherein a second protective cover is provided outside the first protective cover for covering the first protective cover, an upper opening of the second protective cover is mounted on the top of the cable tunnel through a second vibration damping seat, and a second vibration damper is provided between the second protective cover and the first protective cover.
4. The cable tunnel external force construction damage early warning system of claim 3, wherein the second shock absorber comprises a plurality of first springs uniformly arranged between a first protective cover and a second protective cover, one end of each first spring is fixedly connected with the inner wall of the second protective cover, the other end of each first spring is provided with a gasket in form-fitting fit with the outer surface wall of the first protective cover, and the gasket is in contact with the first protective cover.
5. The cable tunnel external force construction damage early warning system of claim 4, wherein the first vibration reduction seat comprises a first fixing ring and a second fixing ring which are arranged in parallel and opposite up and down, and a third vibration reducer is arranged between the first fixing ring and the second fixing ring; the first fixing ring is provided with a plurality of first positioning holes and is fixed at the top of the cable tunnel through fasteners penetrating through the first positioning holes; the second fixing ring is provided with a plurality of second positioning holes, and the first protection cover is connected with the second fixing ring through fasteners penetrating through the second positioning holes.
6. The cable tunnel external force construction damage early warning system of claim 5, wherein the second vibration reduction seat comprises a third fixing ring and a fourth fixing ring which are arranged in parallel and opposite up and down, and a fourth vibration reducer is arranged between the third fixing ring and the fourth fixing ring; the third fixing ring is provided with a plurality of third positioning holes and is fixed at the top of the cable tunnel through fasteners penetrating through the third positioning holes; the fourth fixing ring is provided with a plurality of fourth positioning holes, and the second protective cover is connected with the fourth fixing ring through fasteners penetrating through the fourth positioning holes.
7. The cable tunnel external force construction damage early warning system of claim 6, wherein the third damper comprises a plurality of second springs uniformly distributed and connected between a first fixing ring and a second fixing ring, and the fourth damper comprises a plurality of third springs uniformly distributed and connected between a third fixing ring and a fourth fixing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022542200.3U CN213904476U (en) | 2020-11-05 | 2020-11-05 | Early warning system for external force construction damage of cable tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022542200.3U CN213904476U (en) | 2020-11-05 | 2020-11-05 | Early warning system for external force construction damage of cable tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213904476U true CN213904476U (en) | 2021-08-06 |
Family
ID=77117260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022542200.3U Active CN213904476U (en) | 2020-11-05 | 2020-11-05 | Early warning system for external force construction damage of cable tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213904476U (en) |
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2020
- 2020-11-05 CN CN202022542200.3U patent/CN213904476U/en active Active
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