CN204850639U - GFRP pipe reinforced concrete combined member multiloop transmission of electricity pole - Google Patents
GFRP pipe reinforced concrete combined member multiloop transmission of electricity pole Download PDFInfo
- Publication number
- CN204850639U CN204850639U CN201520521693.9U CN201520521693U CN204850639U CN 204850639 U CN204850639 U CN 204850639U CN 201520521693 U CN201520521693 U CN 201520521693U CN 204850639 U CN204850639 U CN 204850639U
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- China
- Prior art keywords
- reinforced concrete
- gfrp
- steel
- mobile jib
- gfrp pipe
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The utility model relates to a GFRP pipe reinforced concrete combined member multiloop transmission of electricity pole. The purpose is that the pole that provides should have great structure bearing capacity and anti deformability, still has insulating nature and high corrosion resistance's characteristics simultaneously to practice thrift urban land resource effectively, reduce line corridor, improve circuit safe operation rank. Technical scheme is: a GFRP pipe reinforced concrete combined member multiloop transmission of electricity pole, includes the vertical mobile jib of fixing on the basis and transversely fixes ground wire roof -rack and a plurality of subpolygon cross arm on the mobile jib, its characterized in that the mobile jib includes the at least two sections GFRP pipes that cup joint each other and have hollow structure, set up the intraductal reinforced concrete of GFRP, pre -buried in reinforced concrete the ground connection round steel and set up the mobile jib bottom be used for with the basic steel flange of being connected, reinforced concrete includes the steel reinforcement cage and pours concrete as an organic whole with the steel reinforcement cage.
Description
Technical field
The utility model relates to a kind of combined member transmission line of electricity from vertical rod; In particular, be a kind ofly adopt GFRP pipe reinforced concrete combined structure member as the multiple loop transmission line of mobile jib from vertical rod.
Background technology
In recent years, Chinese national economy develop rapidly, supply of electric power day is becoming tight.Especially in the eastern developed area, urban power consumption sharply increases the requirement causing the transmission capacity of low-voltage lines can not meet enterprise and people's electricity consumption far away, and many areas in the urgent need to building a large amount of 220kV and above multiple-loop line road transmission line of electricity in city.But the problems such as land resources is limited owing to existing, circuit gallery is in short supply, the transmission line of electricity building more than a 220kV multiple-loop line road in city seems difficult.
Conventional electric power pylon is opened comparatively large due to root, in the city of an inch of land is an inch of gold, do not have place already.Current city overhead transmission line mainly adopts self-supporting power transmission rod as the braced structures of wire.Self-supporting power transmission rod is different according to its mobile jib material, can be divided into rod, cement pole, steel pipe pole and composite bar.Rod and cement pole, due to the restriction of the strength of materials, are seldom used in the larger voltage levels circuit of load.Steel pipe pole is widely used in city transmission line of electricity due to advantages such as its intensity are high, structure is simple, handsome in appearance; But because steel tube component is by the restriction of the problem such as radius-thickness ratio and lamellar tearing, two bar even four bars (as shown in Figure 2) need be adopted when bearing larger load, causing construction costs, basis is taken up an area and line corridor all significantly increases; In addition the electric conductivity of steel also easily causes various flashover fault.Composite material received much concern in recent years as a kind of Novel power transmission overhead line structures material, and it has the features such as electrical insulation properties is good, the strength of materials is high, quality is light, corrosion-resistant.But the rigidity of composite material will be far smaller than steel, the excessive easy initiation interruption of service of shaft tower distortion under larger load action.As from the foregoing, certain problem is all there is when bearing larger load in traditional material transmission line of electricity from vertical rod, the needs of city transmission line of electricity towards high voltage, multiloop future development cannot be met, therefore in the urgent need to finding a kind of city transmission line of electricity of new structure from vertical rod.
Utility model content
The purpose of this utility model is the deficiency overcoming prior art existence, provides a kind of and adopts GFRP pipe reinforced concrete combined structure member as the multiple loop transmission line of mobile jib from vertical rod; This bar should have larger structural bearing capacity and non-deformability, also has the feature of insulating properties and highly corrosion resistant simultaneously, effectively to save urban land resource, reduce line corridor, to improve line security runlevel.
The purpose of this utility model has been come by following technical solution:
A kind of GFRP pipe reinforced concrete combined structure member multiloop power transmission rod, comprises and is vertically fixed on mobile jib on basis and the ground wire upper frame be laterally fixed on mobile jib and some subpolygon cross-arms; It is characterized in that described mobile jib comprise at least two sections mutually socket and have hollow-core construction GFRP pipe, the steel concrete be arranged in GFRP pipe, be embedded in the grounded round steels in steel concrete and be arranged on the steel flange for being connected with basis bottom mobile jib; Described steel concrete comprises reinforcing cage and builds with reinforcing cage the concrete be integrated.
The mutual belled position of described GFRP pipe is embedded with the shaped steel strengthened, and this shaped steel and steel concrete are built and is integrated.
Described wire cross-arm and ground wire upper frame all traverse GFRP pipe and build with described steel concrete and be integrated.
Described steel flange is manufactured with several and connects basic bolt hole, or be manufactured with the pore with fastener for connection on basis.
Compared with prior art, the beneficial effects of the utility model are: adopt GFRP pipe reinforced concrete combined structure member as the power transmission rod of mobile jib, the form of structure that GFRP pipe is about beam core steel concrete makes power transmission rod bearing capacity and non-deformability significantly improve, compensate for traditional material transmission line of electricity from the numerous defects of vertical rod when bearing larger load, particularly in voltage levels multi-loop line, advantage is fairly obvious; This combined member remains the advantages such as the good insulating properties of composite material and highly corrosion resistant simultaneously, effectively can save urban land resource, reduce line corridor, improve line security runlevel.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of the longitudinal profile at GFRP pipe position in Fig. 1.
Fig. 3 be in Fig. 1 A-A to sectional structure schematic diagram.
Fig. 4 be in Fig. 1 B-B to sectional structure schematic diagram.
Number in the figure is: 1.GFRP pipe, 2. concrete, 3. reinforcing cage, 4. shaped steel, 5. wire cross-arm, 6. ground wire upper frame, 7. grounded round steels, 8. steel flange.
Detailed description of the invention
Below in conjunction with embodiment shown in the drawings, the utility model is described in further detail.
The utility model is from the stress performance of power transmission rod, electric property and comprehensive cost angularly, carried out technical economic analysis to multiple loop transmission line from the multiple main material scheme of vertical rod, proposing a kind of GFRP pipe reinforced concrete member being applicable to city is that the multiple loop transmission line of mobile jib is from vertical rod.
GFRP pipe reinforced concrete combined structure member multiloop power transmission rod as shown in the figure (being made up of the mobile jib be vertically fixed on basis and the ground wire upper frame be laterally fixed on mobile jib and some subpolygon cross-arms), in its mobile jib: the GFRP pipe 1 that at least two sections (hop count is determined by the height of transmission line of electricity from vertical rod) has a hollow-core construction is mutually after socket, concrete 2 be cast in together with reinforcing cage 3 GFRP manage in form steel concrete; Shaped steel 4 is arranged in the steel concrete between two sections of GFRP pipes and plays node booster action; One length direction being embedded in the through power transmission rod of grounded round steels 7 in steel concrete, the top of grounded round steels is connected with ground wire upper frame, the ground connection Bolted angle connection on bottom and basis; Steel flange 8, for being connected with basis, is arranged on bottom mobile jib usually, and the mode (usually adopting epoxy resin or other cementing agent bonding) by bonding is fixed as one with GFRP pipe.
Be fixed as one with steel concrete again after some subpolygon cross-arms 5 (cross-arm quantity is determined by the required transmission line of electricity feeder number carried additionally) traverse GFRP pipe, steel ground wire upper frame 6 is arranged too.Wire cross-arm and steel ground wire upper frame all continue to use existing structure.
Described steel flange is manufactured with several and connects basic bolt hole (coordinating with bolt fixing on basis), or be manufactured with the pore (coordinating with steel pipe grafting fixing on basis) connecting basis.
The utility model can make at the scene, first need carry out basis during installation, be embedded with in basis connect with bolt or the insertion steel pipe that connects.
The step of field fabrication is: first paragraph GFRP manages and adopts high strength bond (usually adopting epoxy resin or other cementing agent to bond) with the steel flange of bottom, then steel flange is connected with the stone bolt be embedded in basis, or coordinate with the steel pipe grafting be embedded in basis, make GFRP pipe keep vertical state.Then reinforcing cage and grounded round steels is put in GFRP pipe inside, then concreting; The first paragraph rear installation second segment GFRP that constructed manages, and adopts and be socketed between GFRP pipe with GFRP pipe, again puts into reinforcing cage (lengthening grounded round steels) and at the shaped steel of belled position place placement reinforcement, then concreting; Using such method installs the components such as other section of GFRP pipe, steel concrete, until length meets the demands.After steel lead wire and earth wire cross-arm (and steel ground wire upper frame) adopts section bar to traverse GFRP pipe, the mode of concreting connects again.Be embedded in the grounded round steels in GFRP pipe inner concrete, top is connected with ground wire upper frame, bottom and basic ground connection Bolted angle connection.
Finally, it should be noted that above what enumerate is only the specific embodiment of the utility model in 220kV tetra-loop transmission line.Obviously, the utility model is not limited to above embodiment, can also be applied in other electric pressure multiple loop transmission lines.All distortion that those of ordinary skill in the art can directly derive or associate from content disclosed in the utility model, all should think protection domain of the present utility model.
Claims (4)
1. a GFRP pipe reinforced concrete combined structure member multiloop power transmission rod, comprises and is vertically fixed on mobile jib on basis and the ground wire upper frame (6) be laterally fixed on mobile jib and some subpolygon cross-arms (5); It is characterized in that described mobile jib comprises at least two sections of mutually socket and the GFRP with hollow-core construction steel flanges (8) of managing (1), the steel concrete be arranged in GFRP pipe, being embedded in the grounded round steels (7) in steel concrete and being arranged on for being connected with basis bottom mobile jib; Described steel concrete comprises reinforcing cage (3) and builds with reinforcing cage the concrete (2) be integrated.
2. GFRP pipe reinforced concrete combined structure member multiloop power transmission rod according to claim 1, is characterized in that: the mutual belled position of described GFRP pipe is embedded with the shaped steel (4) strengthened, and this shaped steel and steel concrete are built and is integrated.
3. GFRP pipe reinforced concrete combined structure member multiloop power transmission rod according to claim 2, is characterized in that: described wire cross-arm and ground wire upper frame all traverse GFRP pipe and build with described steel concrete and be integrated.
4. GFRP pipe reinforced concrete combined structure member multiloop power transmission rod according to claim 3, is characterized in that: described steel flange is manufactured with several and connects basic bolt hole, or is manufactured with the pore with fastener for connection on basis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520521693.9U CN204850639U (en) | 2015-07-17 | 2015-07-17 | GFRP pipe reinforced concrete combined member multiloop transmission of electricity pole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520521693.9U CN204850639U (en) | 2015-07-17 | 2015-07-17 | GFRP pipe reinforced concrete combined member multiloop transmission of electricity pole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204850639U true CN204850639U (en) | 2015-12-09 |
Family
ID=54741204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520521693.9U Withdrawn - After Issue CN204850639U (en) | 2015-07-17 | 2015-07-17 | GFRP pipe reinforced concrete combined member multiloop transmission of electricity pole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204850639U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105064759A (en) * | 2015-07-17 | 2015-11-18 | 绍兴文理学院元培学院 | GFRP (glass fiber reinforced plastic) tubed reinforced concrete combination multi-circuit transmission pole |
| CN112636019A (en) * | 2020-12-07 | 2021-04-09 | 广东电网有限责任公司 | Multifunctional electric pole |
-
2015
- 2015-07-17 CN CN201520521693.9U patent/CN204850639U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105064759A (en) * | 2015-07-17 | 2015-11-18 | 绍兴文理学院元培学院 | GFRP (glass fiber reinforced plastic) tubed reinforced concrete combination multi-circuit transmission pole |
| CN112636019A (en) * | 2020-12-07 | 2021-04-09 | 广东电网有限责任公司 | Multifunctional electric pole |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151209 Effective date of abandoning: 20171128 |
|
| AV01 | Patent right actively abandoned |