CN112069663A - Checking calculation method suitable for intelligent pole earthquake-proof design - Google Patents
Checking calculation method suitable for intelligent pole earthquake-proof design Download PDFInfo
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- 238000013461 design Methods 0.000 title claims abstract description 28
- 238000004364 calculation method Methods 0.000 title claims abstract description 17
- 230000005484 gravity Effects 0.000 claims abstract description 23
- 239000000126 substance Substances 0.000 claims abstract description 7
- 241001465382 Physalis alkekengi Species 0.000 claims description 8
- 238000000034 method Methods 0.000 claims 10
- 229920001971 elastomer Polymers 0.000 claims 1
- 239000000806 elastomer Substances 0.000 claims 1
- 239000002245 particle Substances 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 description 3
- 238000006467 substitution reaction Methods 0.000 description 3
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- G—PHYSICS
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Abstract
The invention provides a checking calculation method suitable for earthquake-resistant design of an intelligent pole, wherein the intelligent pole comprises a pole body, an equipment cabin and an intelligent lamp which are installed on the pole body, and a mounted intelligent device mounted on the pole body, and the expression of the design checking calculation is as follows:
G＋
FW＋
FE 
r; wherein the content of the first and second substances,
is a gravity load coefficient, G is a total gravity load of the intelligent pole,
is the wind load coefficient, FWIn order to be the wind load,
is the seismic coefficient of action, FEIn order to provide the horizontal force to the intelligent pole during earthquake,
for safety factor, R is the wisdom pole bearing capacity allowed value. The invention provides a seismic design and checking calculation method for the intelligent pole with the height of more than 12 meters and the ultra-large height-width ratio, improves the safety of the intelligent pole or the intelligent lamp pole or the multifunctional pole in natural disasters, and has better engineering practice significance and guidance significance.
Description
Technical Field
The invention belongs to the field of urban public infrastructure construction and illumination, and particularly relates to a checking calculation method for earthquake-resistant design of an intelligent pole or an intelligent lamp pole or a multifunctional pole.
Background
Urban lighting lamp pole belongs to one of urban public infrastructure to have the wide coverage, the even nature attribute of distribution law, be regarded as the best carrier of some wisdom (can) public service terminal, carry equipment except body of rod and intelligent lamps and lanterns, including but not limited to the following equipment: the system comprises a video camera, traffic indicating equipment, traffic monitoring equipment, an environment sensor, a weather sensor, a 5G microcomputer station, an LED display screen, WiFi, help seeking equipment, a charging pile and the like. The intelligent pole integrating multiple functions into one pole has positive significance for beautifying urban road environment, saving resources and promoting urban high-quality development.
The intelligent pole or intelligent lamp pole or multi-functional pole structural feature is that the height-width ratio is big, has especially carried wisdom (can) public service equipment, and the weight load has increased a lot, need carry out antidetonation design and relevant checking calculation to the high pole intelligent pole that is higher than 12 meters, avoids taking place secondary disaster. The building earthquake-resistant design specifications (GB 50011-2001) are established in the building industry of China, and as the intelligent pole or the intelligent lamp pole or the multifunctional pole is a new thing, an earthquake-resistant design and checking calculation method aiming at the intelligent pole or the intelligent lamp pole or the multifunctional pole is not provided.
Disclosure of Invention
In order to solve the problems, the invention discloses a checking calculation method suitable for the anti-seismic design of an intelligent pole.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a checking calculation method suitable for wisdom pole antidetonation design, wisdom pole include the lamp pole body, install equipment compartment and intelligent lamps and lanterns on the lamp pole body to and the intelligent equipment of mount on the lamp pole body, the expression of design checking calculation as follows:
wherein the content of the first and second substances,
is a gravity load coefficient, G is a total gravity load of the intelligent pole,
is the wind load coefficient, FWIn order to be the wind load,
is the seismic coefficient of action, FEIn order to provide the horizontal force to the intelligent pole during earthquake,
for safety factor, R is the wisdom pole bearing capacity allowed value.
Furthermore, the horizontal direction acting force applied to the smart pole during earthquake is equivalent to the shearing force V at the bottom of the smart pole.
Further, the calculation formula of the horizontal acting force applied to the intelligent pole during the earthquake is as follows:
FE=V=
*G
wherein the content of the first and second substances,
the action coefficient of the earthquake in the horizontal direction.
And further, the action coefficient in the earthquake horizontal direction is valued according to the requirement of building earthquake-resistant design specifications.
Further, the total weight load of wisdom pole is the sum of the weight load of lamp pole body, equipment cabin, intelligent lamps and lanterns and the intelligent device of carry.
Furthermore, the value of the gravity load coefficient is 1.0-1.2; the value of the wind load coefficient is 0.2-0.3; the value of the seismic action coefficient is 1.3; the safety coefficient is 0.8-1.0.
Compared with the prior art, the intelligent pole with the height of more than 12 meters and the ultra-large height-width ratio is provided with the earthquake-resistant design and checking calculation method, so that the safety of the intelligent pole or the intelligent lamp pole or the multifunctional pole in natural disasters is improved, and the intelligent pole or the intelligent lamp pole or the multifunctional pole has better engineering practice significance and guidance significance.
Drawings
FIG. 1 is a schematic view of a smart stick according to the present invention.
Detailed Description
The technical solutions provided by the present invention will be described in detail below with reference to specific examples, and it should be understood that the following specific embodiments are only illustrative of the present invention and are not intended to limit the scope of the present invention.
The invention provides a checking calculation method suitable for intelligent pole earthquake-resistant design, as shown in figure 1, the intelligent pole comprises a pole body 2, an equipment cabin and an intelligent lamp 1 which are installed on the pole body 2, and mounted intelligent equipment which is mounted on the pole body 2, wherein the mounted intelligent equipment comprises a video camera 3, traffic indication equipment 4, traffic monitoring equipment 5, an environment sensor 6, a weather sensor 7, a 5G microcomputer station 8, an LED display screen 9, help-seeking equipment 10 and a charging pile 11.
The height of this wisdom pole is 12 meters, and the intensity requirement of seismic fortification in installation area is 8 degrees, and the expression of design checking is as follows:
wherein the content of the first and second substances,
is a gravity load coefficient, G is a total gravity load of the intelligent pole,
is the wind load coefficient, FWIn order to be the wind load,
is the seismic coefficient of action, FEIn order to provide the horizontal force to the intelligent pole during earthquake,
for safety factor, R is the wisdom pole bearing capacity allowed value.
The total weight load G of wisdom pole is the sum of the weight load of lamp pole body 2, equipment cabin, intelligent lamps and lanterns 1 and the intelligent device of carry.
Calculate the gravity load G of the lamp post body 21: the diameter of the upper end of the lamp post is 70mm, the taper is 11 per thousand, the diameter of the lower end is 202mm, the thickness of the steel plate is 4mm, and the weight of the lamp post is 3.14 x (7 + 20.2)/2 x1200 × 0.4 × 0.00785=160.9kg, the lamp stem flange weighs 10 kg. Gravity load G of lamp post body 21=170.9*9.8=1.70 kN。
Gravity load G of computing device compartment2: the equipment bay is rectangular in shape, length, width, height =500, 400, 1000mm, the steel plate thickness is 2mm, the equipment bay weight (50, 40, 0.2+50, 100, 0.2+40, 100, 0.2) 2, 0.00785=34.6kg, the gravity load G of the equipment bay2=34.6*9.8=0.34 kN
Calculate the gravity load G of intelligent lamps and lanterns 1 and cantilever3: the weight of the intelligent light fixture is 4.5kg, the weight of the cantilever is 3.14 × 8 × 150 × 0.3 × 0.00785=8.9kg, and the gravity load G of the intelligent light fixture 1 and the cantilever is3=（4.5+8.9）*9.8=0.13 kN。
Calculating the gravity load G of the traffic indicating device 4 and the cantilever4: the weight of the traffic indicating device was 10.0kg, the weight of the cantilever 3.14 x 10 x 200 x 0.4 x 0.00785=19.7kg, the weight load G of the traffic indicating device 4 and the cantilever4=（10+19.7）*9.8=0.29 kN。
Calculating the gravity load G of the 5G microcomputer station 85: the 5G microcomputer station 8 weighs about 40.0kg and its gravitational load G5=40.0*9.8=0.39 kN。
Calculate the gravity load G of the LED display screen 96: the LED display 9 has a size, length and width =960 and 384mm, a weight of about 30.0kg, and a weight G6=30.0*9.8=0.30 kN。
Calculating the gravity load G of the traffic monitoring device 57: the weight of the traffic monitoring equipment 5 and the auxiliary bracket thereof is about 4.3kg, and the gravity load G7=4.3*9.8=0.04 kN。
Other hanging equipment is light in weight, and gravity load is ignored.
Total weight load of intelligent pole G = G1 +G2 +G3 +G4 +G5+ G6 +G7=1.70+0.34+0.13+0.29+0.39+0.30+0.04 =3.19 kN。
Calculating horizontal acting force F applied to intelligent pole during earthquakeE=V=
G. Wherein the content of the first and second substances,
the function coefficient in the horizontal direction of the earthquake is taken according to the requirement of the building earthquake-proof design specification, the earthquake fortification intensity of the installation area of the intelligent pole is required to be 8 degrees, and the function coefficient in the horizontal direction of the earthquake can be found out from the building earthquake-proof design specification (GB 50011-2001)
= 0.16. Substituted to solve FE=V=
*G=0.16*3.19=0.51kN。
Calculating the wind load F of the intelligent rodW= W ﹡ S, wherein W is the wind pressure value, and S is the projection area of lamp pole body 2, equipment cabin, intelligent lamps and lanterns 1 and carry intelligent equipment in the wind load vertical direction.
Designing and checking calculation: the total weight load G value of the intelligent rod and the horizontal acting force F applied by the earthquakeEValue, wind load FWValue substitution formula:
G＋
FW＋
FE 
r is checked and calculated, and the gravity load coefficient
Taking the value of 1.0; coefficient of wind load
The value is 0.28; coefficient of action of earthquake
Taking the value of 1.3; the safety factor takes a value of 0.9. If the conditions are met, the intelligent rod anti-seismic design meets the requirements, and if the conditions are not met, the anti-seismic design needs to be carried out again until the formula conditions are met.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the technical solutions, and those skilled in the art should understand that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all the modifications and equivalent substitutions should be covered by the claims of the present invention.
Claims (6)
1. The utility model provides a checking calculation method suitable for wisdom pole antidetonation design, wisdom pole include the lamp pole body, install equipment compartment and intelligent lamps and lanterns on the lamp pole body to and the intelligent equipment of carry on the lamp pole body, its characterized in that: the expression of the checking is as follows:
wherein the content of the first and second substances,
is a gravity load coefficient, G is a total gravity load of the intelligent pole,
is the wind load coefficient, FWIn order to be the wind load,
is the seismic coefficient of action, FEIn order to provide the horizontal force to the intelligent pole during earthquake,
for safety factor, R is the wisdom pole bearing capacity allowed value.
2. The checking method for the anti-seismic design of the intelligent pole according to claim 1, wherein the checking method comprises the following steps: regard as single particle elastomer during wisdom pole antidetonation design, the horizontal direction effort that receives during the earthquake is equivalent to the shear force V of wisdom pole bottom.
3. The checking method for the anti-seismic design of the intelligent pole according to claim 2, wherein the checking method comprises the following steps: the calculation formula of the horizontal direction acting force received by the intelligent pole during earthquake is as follows:
FE=V=
*G
wherein the content of the first and second substances,
the action coefficient of the earthquake in the horizontal direction.
4. The checking method for the anti-seismic design of the intelligent pole according to claim 3, wherein the checking method comprises the following steps: and the earthquake horizontal direction action coefficient is valued according to the requirement of building earthquake-resistant design specifications.
5. The checking method for the anti-seismic design of the intelligent pole according to claim 1, wherein the checking method comprises the following steps: the total weight load of wisdom pole is the sum of the weight load of lamp pole body, equipment cabin, intelligent lamps and lanterns and carry intelligent device.
6. The checking method for the anti-seismic design of the intelligent pole according to claim 1, wherein the checking method comprises the following steps: the value of the gravity load coefficient is 1.0-1.2; the value of the wind load coefficient is 0.2-0.3; the value of the seismic action coefficient is 1.3; the safety coefficient is 0.8-1.0.
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101074995A (en) * | 2007-05-17 | 2007-11-21 | 杨仕升 | Method for estimating anti-seismic ability of building and its usage |
| KR20140058116A (en) * | 2012-11-06 | 2014-05-14 | 유노빅스이엔씨(주) | Aseismatic apparatus selection system and metheod for designing aseismatic equipment establish on non structure part of machinery, electricity and extinguish and recording medium having computer program thereof |
| CN106644338A (en) * | 2016-11-22 | 2017-05-10 | 中国电力科学研究院 | Method for examining earthquake-resistant performance of extra-high-voltage electrical equipment |
| CN109344511A (en) * | 2018-10-09 | 2019-02-15 | 青岛理工大学 | Structural member anti-seismic bearing capacity calculation method based on performance level |
| CN110245876A (en) * | 2019-06-24 | 2019-09-17 | 中国建筑科学研究院有限公司 | Method for analyzing applicability of concrete structure to multi-earthquake |
| CN110986008A (en) * | 2019-12-27 | 2020-04-10 | 深圳市深汕特别合作区智慧城市研究院有限公司 | Be applied to integrated control ware of wisdom lamp pole |
-
2020
- 2020-08-20 CN CN202010843841.4A patent/CN112069663A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101074995A (en) * | 2007-05-17 | 2007-11-21 | 杨仕升 | Method for estimating anti-seismic ability of building and its usage |
| KR20140058116A (en) * | 2012-11-06 | 2014-05-14 | 유노빅스이엔씨(주) | Aseismatic apparatus selection system and metheod for designing aseismatic equipment establish on non structure part of machinery, electricity and extinguish and recording medium having computer program thereof |
| CN106644338A (en) * | 2016-11-22 | 2017-05-10 | 中国电力科学研究院 | Method for examining earthquake-resistant performance of extra-high-voltage electrical equipment |
| CN109344511A (en) * | 2018-10-09 | 2019-02-15 | 青岛理工大学 | Structural member anti-seismic bearing capacity calculation method based on performance level |
| CN110245876A (en) * | 2019-06-24 | 2019-09-17 | 中国建筑科学研究院有限公司 | Method for analyzing applicability of concrete structure to multi-earthquake |
| CN110986008A (en) * | 2019-12-27 | 2020-04-10 | 深圳市深汕特别合作区智慧城市研究院有限公司 | Be applied to integrated control ware of wisdom lamp pole |
Non-Patent Citations (3)
| Title |
|---|
| 李磊: "智慧杆在工程建设中技术要点分析研究", 通信企业管理, 31 December 2019 (2019-12-31), pages 44 - 46 * |
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