CN207526221U - A kind of shaft tower protective device for pressure of banketing for isolation - Google Patents
A kind of shaft tower protective device for pressure of banketing for isolation Download PDFInfo
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- CN207526221U CN207526221U CN201721555827.4U CN201721555827U CN207526221U CN 207526221 U CN207526221 U CN 207526221U CN 201721555827 U CN201721555827 U CN 201721555827U CN 207526221 U CN207526221 U CN 207526221U
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- shaft tower
- semi
- protective device
- banketing
- protective cover
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Abstract
The utility model is related to a kind of for the shaft tower protective device for pressure of banketing to be isolated,The protective device includes being set on the protective cover that shaft tower periphery is made of two semi-cylindrical steel pile castings,The pedestal being made of below protective cover two semi-circular shape the first shape steel plates,The backing plate that is made of between pedestal and shaft tower cushion cap foundation two semi-circular shape elastic plates and pedestal and backing plate are fixed on the anchor bolt on shaft tower cushion cap foundation,The cover board being made of two the second steel plates of semi-circular shape is installed at the top of the protective cover,Retain annulus between the cover board and shaft tower periphery and between protective cover and shaft tower periphery,Annulus between the cover board and shaft tower periphery is sealed using elastic sealing element,Protective device low cost described in the utility model,Install convenient,Save working procedure and duration,Improve production efficiency,Good economic benefit can be reached.
Description
Technical field
The utility model belongs to high-voltage transmission line pole tower protective device technical field, specifically, be it is a kind of be used for every
Shaft tower protective device from pressure of banketing.
Background technology
High-voltage transmission line pole tower is essential important component in power grid, in the important maintenance equipment of ultra-high-tension power transmission line
The anti-external force destruction of technical field is the important leverage of electric line safety in production.According to design of municipal road, part shaft tower position
In on roadbed side slope, the backfilled roadbed supported soil of pole and tower foundation range domestic demand, backfill height is up to 12 meters.Roadbed Soil work progress
In, shaft tower periphery filled slope is uneven and big machinery is constructed in shaft tower side, the lateral soil pressure that shaft tower can be caused to bear
Power；During road operation, lateral soil caused by shaft tower circumferential soil pressure caused by also being banketed by periphery and vehicular traffic
Pressure.The soil pressure effect totally unfavorable to shaft tower of above-mentioned a few classes, can cause shaft tower to damage or destroy, influence transmission line of electricity peace
Row for the national games.To solve problems, conventional method is directly to move to change except shaft tower to the range influenced by Roadbed Soil, but should
Method is of high cost, the period is long.
According to the mode that former bar tower tower body is replaced or reinforced, it will usually it is of high cost, technique is cumbersome, and cost
Protective device low, simple in structure, protective capacities are again extremely limited.Such as the China of Patent No. ZL201320576581.4
Patent, it discloses a kind of Multifunction electric line guard box formed by two rectangular box split fixations, the guard boxs
It is simple in structure, but external pressure cannot be buffered, it cannot especially buffer unbalanced pressure of banketing, and the guard box
Fixed feet is fixed on the ground by ground nail, is very easy to loosen, if what is used bankets under environment, soil lateral pressure is slightly larger, just
There is a possibility that babinet collapses.
The needs of banketing pressure is isolated in conclusion can meet there are no a kind of shaft tower protective device in the prior art,
Therefore there is an urgent need for develop a kind of shaft tower protective device that can solve problems.
Utility model content
The purpose of the utility model is to overcome existing shaft tower protective device is of high cost, the period is long, especially it is not applied for
The defects of soil lateral pressure and circumferential soil pressure influence are isolated during backfilled roadbed supported soil, a kind of safety is provided, economy, is efficiently used for
The shaft tower protective device for pressure of banketing is isolated.
To achieve the above object, include setting for the shaft tower protective device for pressure of banketing to be isolated involved by the utility model
The protective cover that is made of two semi-cylindrical steel pile castings in shaft tower periphery, below protective cover by two the first shapes of semi-circular shape
The pedestal of steel plate composition, the backing plate being made of between pedestal and shaft tower cushion cap foundation two semi-circular shape elastic plates and will
Pedestal and backing plate are fixed on the anchor bolt on shaft tower cushion cap foundation, are equipped at the top of the protective cover by two semi-circular shape second
The cover board of steel plate composition, retains annulus between the cover board and shaft tower periphery and between protective cover and shaft tower periphery,
Annulus between the cover board and shaft tower periphery is sealed using elastic sealing element.
Further, the inner surface of the steel pile casting is uniformly provided with several the first vertical ribbed stiffeners, institute along top circumference
The inner surface for stating steel pile casting is uniformly provided with several the second vertical ribbed stiffeners, the first vertical ribbed stiffener and along lower circumference
It is transversely provided with semi-circular ribbed stiffener between two vertical ribbed stiffeners, the first vertical ribbed stiffener and the second vertical ribbed stiffener are and bar
Tower retains annulus between periphery.
Further, the outer surface of the steel pile casting is uniformly provided with the vertical ribbed stiffener of several thirds along lower circumference.
Further, filling foamed plastics inside the protective cover.
Further, the top surface of the protective cover is higher than 10 centimetres to 50 centimetres of ground line after backfill.
The beneficial effects of the utility model are：
Shaft tower protective device described in the utility model can as needed the later stage install additional, the not intrinsic accessory of shaft tower, and
Existing shaft tower need not be adjusted in itself, most of component can be in the assembled in advance molding of steel construction processing factory, and scene only needs to hold
Line number road simple procedures, can be completed installation within one day, shaft tower can directly be isolated after installation and pressure of banketing, maintenance shaft tower are former
Design point.The device is moved relative to shaft tower changes or reinforces that cost is relatively low, install convenient, saves working procedure and duration, carries
High production efficiency, can reach good economic benefit.
Shaft tower protective device described in the utility model is fixed on shaft tower cushion cap foundation by anchor bolt, and in protective device
Backing plate is provided between pedestal and shaft tower cushion cap foundation, the unbalanced stress of backfilled roadbed supported soil can be alleviated, while protect shaft tower
Protection unit be unlikely to because stress is excessive and built on the sand.
Between the cover board of shaft tower protective device described in the utility model and shaft tower periphery and protective cover and shaft tower periphery it
Between retain annulus, with allow under external force protective cover, cover board and shaft tower can freely occur micro-displacement without
It contacts with each other, protective device is made not to be damaged to shaft tower surface in itself, causes potential risks.The cover board and shaft tower periphery it
Between annulus using elastic sealing element seal and in protective cover filling foamed plastics may serve to buffering the external world fill out
Soil pressure protects shaft tower.
Description of the drawings
Fig. 1 is the signal of the shaft tower protective device and its surrounding structure described in the utility model for being used to be isolated pressure of banketing
Figure；
Fig. 2 is the explosion of the shaft tower protective device and its surrounding structure described in the utility model for being used to be isolated pressure of banketing
Figure；
Fig. 3 is the shaft tower protective device sectional view of pressure described in the utility model of banketing for isolation；
Fig. 4 is a-quadrant structure enlargement diagram in Fig. 3；
Fig. 5 is B area structure enlargement diagram in Fig. 3.
In figure：Shaft tower 1；Steel pipe mobile jib 1.1；Concrete column 1.2；Protective cover 2；Steel pile casting 2.1；First vertical ribbed stiffener
2.1.1；Second vertical ribbed stiffener 2.1.2；Annular ribbed stiffener 2.1.3；The vertical ribbed stiffener 2.1.4 of third；Pedestal 3；First steel plate
3.1；Shaft tower cushion cap foundation 4；Backing plate 5；Elastic plate 5.1；Anchor bolt 6；Cover board 7；Second steel plate 7.1；Elastic sealing element 8；Shaft tower stake
Basis 9；Ground line L1 after backfill；Primitively upper thread L2.
Specific embodiment
The performance of the utility model is described in detail below in conjunction with attached drawing, but they do not form the limit to the utility model
It is fixed, it is only for example.Simultaneously by being described in further detail with specific implementation to the utility model.
The utility model provides a kind of shaft tower protective device for pressure of banketing for isolation, it includes being set on 1 periphery of shaft tower
The protective cover 2 that is made of two semi-cylindrical steel pile castings 2.1, positioned at 2 lower section of protective cover by two semi-circular shape the first shape steel plates
The pedestal 3 of 3.1 compositions, the backing plate 5 being made of between pedestal 3 and shaft tower cushion cap foundation 4 two semi-circular shape elastic plates 5.1
And pedestal 3 and backing plate 5 are fixed on to the anchor bolt 6 on shaft tower cushion cap foundation 4, the top of the protective cover 2 is equipped with by two
The cover board 7 that the second steel plate of semi-circular shape 7.1 forms, between 1 periphery of the cover board 7 and shaft tower and protective cover 2 and 1 periphery of shaft tower
Between retain annulus, the annulus between 1 periphery of the cover board 7 and shaft tower is sealed using elastic sealing element 8.This reality
Simple, the direct destruction that shaft tower can be protected not banketed with the novel shaft tower protective device convenient transportation, assembling.This practicality
Retain annulus between novel 1 periphery of cover board 7 and shaft tower and fill sealing element 8, protective cover 2 and 1 periphery of shaft tower it
Between retain annulus and backing plate 5 set to may be used to buffering between pedestal 3 and shaft tower cushion cap foundation 4 and banket stress.
The protective cover 2 is made of two identical semi-cylindrical steel pile castings 2.1.The pedestal 3 is two semicircles
The complete circle that annular first steel plate 3.1 is assembled into, pedestal 3 is reserved to arrange mating anchor hole with anchor bolt 6.The backing plate
5 complete circles being assembled into for two semi-circular shape elastic plates 5.1 identical with 3.1 shape of the first steel plate, are positioned over bottom
It is closely connected with the two between seat 3 and the top surface of shaft tower cushion cap foundation 4, smooth out power transmission therebetween, backing plate 5 is reserved and 6 cloth of anchor bolt
Put mating anchor hole.Preferably, the backing plate 5 be made of plank, asphalt felt, rubber mat plate, elastic polyester base plate etc.,
It is highly preferred that the backing plate 5 is made of thickness is 20 millimeters of neoprene plate.
Anchorage style anchors into shaft tower cushion cap, other end connection backing plate 5 and bottom after described 6 one end of anchor bolt uses concrete structure
Seat 3.Preferably, the anchor bolt 6 is the chemical anchor bolts made of carbon steel, steel alloy or austenitic stainless steel.
The cover board 7 is two the second semi-circular shape steel plates, is installed on the top surface of protective cover 2, can be assembled into one completely
Annulus reserves small annulus with 1 outer surface of shaft tower, can freely be occurred with being allowed in external force effect lower cover 7 and shaft tower 1
Without contacting with each other, which is sealed using elastic sealing element 8 for displacement.
Embodiment according to the present utility model, the inner surface of the steel pile casting 2.1 are uniformly provided with several along top circumference
A first vertical ribbed stiffener 2.1.1, the inner surface of the steel pile casting 2.1 along lower circumference be uniformly provided with several second it is vertical plus
Semi-circular is transversely provided between strength rib 2.1.2, the first vertical vertical ribbed stiffener 2.1.2 of ribbed stiffener 2.1.1 and second to put more energy into
Rib 2.1.3, the first vertical vertical ribbed stiffener 2.1.2 of ribbed stiffener 2.1.1 and second retain annular between 1 periphery of shaft tower
Gap.
Embodiment according to the present utility model, the outer surface of the steel pile casting 2.1 be circumferentially uniformly provided with several
Three vertical ribbed stiffeners 2.4, the base of several vertical ribbed stiffeners 2.4 of third connect with the upper surface of pedestal 3.
The utility model is respectively provided with ribbed stiffener in steel pile casting 2.1 in its inner surface and the outer surface can ensure the firm of structure
Property.
Embodiment according to the present utility model, the 2 inside filling foamed plastics of protective cover, avoids elastic sealing element 8
After failure, the inside ponding of protective cover 2.The internal packing material may be other flexible materials.
Embodiment according to the present utility model, the top surface of the protective cover 2 is higher than L110 centimetres of ground line after backfill extremely
50 centimetres.Depending on the height of the protective cover 2 is according to the external height banketed, the ground after top surface of protective cover 2 is higher than backfill
During 10 centimetres to 50 centimetres of line L1, the elastic sealing element between protective cover cover board and shaft tower can avoid soil corrosion, and convenient for supporting
Shield is replaced.
Embodiment according to the present utility model, 2 inner and outer surfaces anticorrosion with painting of protective cover paint or using galvanized anticorrosive,
To ensure that it is embedded in the durability in the soil body.
Embodiment 1
For the 220kV double back high-tension lines shaft tower in the range of urban express way red line, shaft tower protective device is set.
As shown in Figs. 1-5,1 structure type of shaft tower uses steel tube tower, and 1 bottom of shaft tower is arranged on including steel pipe mobile jib 1.1
The circular section concrete column 1.2 in portion is 1.8 meters of 1.2 diameter of concrete column, 5 meters high.Concrete column 1.2 divides into bar
Tower cushion cap foundation 4 and tower pile foundation 9.According to highway layout, which is located on roadbed side slope, pole and tower foundation range domestic demand
Backfilled roadbed supported soil, ground line L1 is higher by primitively about 5.5 meters of upper thread L2 after backfill.
As shown in Figs. 1-5, it is described to include cover board 7, protective cover 2, pedestal for the shaft tower protective device for pressure of banketing to be isolated
3rd, backing plate 5 and anchor bolt 6.
The protective cover 2 is made of two identical semi-cylindrical steel pile castings 2.1 of structure, and cylinder is formed after site welding,
3.5 meters of outer diameter, 5.8 meters of height.Be respectively provided with inside two steel pile castings 2.1 ten article of first vertical ribbed stiffener 2.1.1, ten article
Two vertical ribbed stiffener 2.1.2 and annular ribbed stiffener 2.1.3, the first vertical vertical ribbed stiffeners of ribbed stiffener 2.1.1 and second
2.1.2 using linear rib of slab, it is evenly distributed on the upper and lower part of 2.1 inner surface of steel pile casting.In the first vertical ribbed stiffener
2.1.1 semi-circular ribbed stiffener 2.1.3 together is provided between the second vertical ribbed stiffener 2.1.2, the ribbed stiffener 2.1.3 is used
Rib of slab is horizontally installed at 1/2 height of steel pile casting 2.1.The first vertical ribbed stiffener 2.1.1, the second vertical ribbed stiffener
2.1.2 it is contacted with peripheries of the semi-circular ribbed stiffener 2.1.3 not with shaft tower 1.The inside of the protective cover 2 can be moulded with filled and process
Material.
The top surface of the protective cover 2 sets cover board 7, and the cover board 7 is made of the second steel plate of semi-circular shape 7.1, scene splicing
It is closed for full circle ring and with sleeve weld, 25 millimeters of annulus, the annulus is reserved between 1 periphery of cover board 7 and shaft tower
It is closed using filling elastic sealing element 8, in the present embodiment, the filling elastic sealing element 8 is polysulfide sealant.
The bottom surface of the protective cover 2 is equipped with pedestal 3, and the pedestal 3 is made of two the first shape of semi-circular shape steel plates 3.1,
In the present embodiment, the pedestal 3 is the ring flange of splicing, and the bottom surface of the ring flange is equipped with by two semi-circular shape elastic plates
The backing plate 5 of 5.1 compositions.The bottom plate 5 is equipped with corresponding anchor hole, and the ring flange and backing plate 5 pass through M30 × 360mmization
It learns anchor bolt (material Q345C) and is anchored at 4 top surface of shaft tower cushion cap foundation.
Install and use the method for being used to that the shaft tower protective device for pressure of banketing be isolated in the present embodiment：
7.1 molding assembly of two sets of steel pile castings 2.1, the first steel plate 3.1 and the second steel plate is formed two in advance first in factory
Cover circular cylinder structure；After being transported to scene, anchored into using anchorage style after concrete structure in the top surface of shaft tower cushion cap foundation 4
Several anchor bolts 6；Backing plate 5 is installed on to the top surface of shaft tower cushion cap foundation 4 by reserved anchor hole；Later, two sets are filled in advance
It is installed on the top surface of backing plate 5 by the anchor hole reserved on pedestal 3 respectively with molding circular cylinder structure；Anchor bolt 6 is tightened,
The first steel plate 3.1, steel pile casting 2.1, the second steel plate 7.1 of two sets of separation are welded successively, that is, complete protective device agent structure
Installation；Elastic sealing element 8 is finally clogged in the annulus between 1 periphery of cover board 7 and shaft tower, protective device is carried out close
Envelope.
Protective device can start the operation of banketing on 1 periphery of shaft tower after installation is complete.
Claims (6)
1. a kind of shaft tower protective device for pressure of banketing for isolation, it is characterised in that：Including being set on shaft tower (1) periphery by two
The protective cover (2) of semi-cylindrical steel pile casting (2.1) composition, below the protective cover (2) by two semi-circular shape the first shape steel plates
(3.1) composition pedestal (3), between pedestal (3) and shaft tower cushion cap foundation (4) by two semi-circular shape elastic plates (5.1)
The backing plate (5) of composition and the anchor bolt (6) being fixed on pedestal (3) and backing plate (5) on shaft tower cushion cap foundation (4), the protection
The cover board (7) being made of two the second steel plates of semi-circular shape (7.1), the cover board (7) and shaft tower are installed at the top of cover (2)
(1) retain annulus, the cover board (7) and shaft tower (1) between periphery and between protective cover (2) and shaft tower (1) periphery
Annulus between periphery is sealed using elastic sealing element (8).
2. the shaft tower protective device of pressure according to claim 1 of banketing for isolation, it is characterised in that：The steel pile casting
(2.1) inner surface is uniformly provided with several the first vertical ribbed stiffeners (2.1.1) along top circumference, the steel pile casting (2.1)
Inner surface is uniformly provided with several the second vertical ribbed stiffeners (2.1.2), the first vertical ribbed stiffener (2.1.1) along lower circumference
And second be transversely provided with semi-circular ribbed stiffener (2.1.3), the first vertical ribbed stiffener between vertical ribbed stiffener (2.1.2)
(2.1.1) and the second vertical ribbed stiffener (2.1.2) retain annulus between shaft tower (1) periphery.
3. the shaft tower protective device of pressure according to claim 2 of banketing for isolation, it is characterised in that：The steel pile casting
(2.1) outer surface is uniformly provided with the vertical ribbed stiffener of several thirds (2.1.4) along lower circumference.
4. the shaft tower protective device of pressure according to any one of claim 1-3 of banketing for isolation, it is characterised in that：
The internal filling foamed plastics of the protective cover (2).
5. the shaft tower protective device of pressure according to any one of claim 1-3 of banketing for isolation, it is characterised in that：
The top surface of the protective cover (2) is higher than 10 centimetres to 50 centimetres of ground line (L1) after backfill.
6. the shaft tower protective device of pressure according to claim 4 of banketing for isolation, it is characterised in that：The protective cover
(2) top surface is higher than 10 centimetres to 50 centimetres of ground line (L1) after backfill.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721555827.4U CN207526221U (en) | 2017-11-20 | 2017-11-20 | A kind of shaft tower protective device for pressure of banketing for isolation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721555827.4U CN207526221U (en) | 2017-11-20 | 2017-11-20 | A kind of shaft tower protective device for pressure of banketing for isolation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207526221U true CN207526221U (en) | 2018-06-22 |
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ID=62583394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721555827.4U Active CN207526221U (en) | 2017-11-20 | 2017-11-20 | A kind of shaft tower protective device for pressure of banketing for isolation |
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| CN (1) | CN207526221U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107762245A (en) * | 2017-11-20 | 2018-03-06 | 长江勘测规划设计研究有限责任公司 | A kind of shaft tower protection device and its installation method for being used to isolate pressure of banketing |
-
2017
- 2017-11-20 CN CN201721555827.4U patent/CN207526221U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107762245A (en) * | 2017-11-20 | 2018-03-06 | 长江勘测规划设计研究有限责任公司 | A kind of shaft tower protection device and its installation method for being used to isolate pressure of banketing |
| CN107762245B (en) * | 2017-11-20 | 2023-05-26 | 长江勘测规划设计研究有限责任公司 | Tower protection device for isolating filling pressure and installation method thereof |
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