CN206712382U - Using the portal structure for being exclusively used in power cable and crossing the river of composite - Google Patents
Using the portal structure for being exclusively used in power cable and crossing the river of composite Download PDFInfo
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- CN206712382U CN206712382U CN201720560220.9U CN201720560220U CN206712382U CN 206712382 U CN206712382 U CN 206712382U CN 201720560220 U CN201720560220 U CN 201720560220U CN 206712382 U CN206712382 U CN 206712382U
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Abstract
The utility model discloses the portal structure for being exclusively used in power cable and crossing the river of application composite, including crane span structure main body, the crane span structure main body nationality is erected on river course by perfusion pile framing bridge pier, and the crane span structure main body both ends are provided with vertical shaft, and power cable is laid with the crane span structure main body；The crane span structure main body includes bottom girder steel, side panel, top panel；The bottom girder steel, two pieces of side panels and the top panel surround the tubular structure of a both ends open, and support is provided with the tubular structure, is managed in the support provided with some MPP for being used to fix power cable.The defects of the utility model overcomes existing steel crane span structure easy-to-rust, fire line difference and loss is high, with good mechanical property, electrical property, anti-flammability and chemical stability etc., on the one hand it can be that owner saves substantial amounts of financial resources and material resources, on the other hand easily can be safeguarded and overhauled.
Description
Technical field
Power cable crane span structure technical field is the utility model is related to, is more particularly to exclusively used in electric power electricity using composite
The portal structure that cable crosses the river.
Background technology
In the prior art, cable duct bank river crossing can be passed through using river bed passes through river with river surface across two kinds of forms
Stream.
The form that river bed is passed through is used for the situation that river course needs to open the navigation or air flight, and construction cost is high, construction duration length, is building up
In line service afterwards, maintenance cost is also of a relatively high.
Compared with being passed through with river bed, river surface passes through that construction cost is relatively low, and construction duration also greatly shortens, after building up
Line service in, maintenance cost also relatively bottom, do not open the navigation or air flight in river course and preferentially used when requiring.
However, domestic cable testing bridge at present is mostly steel cable bridge, long-term engineering experience shows, steel cable bridge
Easy-to-rust be present, steel thermal conductivity factor is high, fire line is poor, and A.C.power loss is big, influences the notable defects such as cable transfer capacity.
Therefore, being capable of overcome the deficiencies in the prior art, it is necessary to be improved to the existing portal structure that crosses the river.
Utility model content
In view of the drawbacks described above of prior art, the utility model provides is exclusively used in power cable mistake using composite
The portal structure in river, the first purpose of realization are to overcome the shortcomings of prior art in terms of economy and convenience, one side energy
Substantial amounts of financial resources and material resources enough are saved for owner, on the other hand easily can be safeguarded and overhauled.
To achieve the above object, the utility model provides the crane span structure for being exclusively used in power cable and crossing the river using composite
Structure, including crane span structure main body, the crane span structure main body nationality are erected on river course by perfusion pile framing bridge pier, the crane span structure main body both ends
Provided with vertical shaft, power cable is laid with the crane span structure main body.
Wherein, the crane span structure main body includes bottom girder steel, side panel, top panel；The bottom girder steel, two pieces of sides
Plate and the top panel surround the tubular structure of a both ends open, are provided with support in the tubular structure, in the support
Provided with some MPP pipes for being used to fix power cable.
Preferably, the support includes some stent struts, some rectangular beams, and stent strut described in each two partners described
Stent strut, it is some uniform to length direction of the stent strut along the bottom girder steel both sides.
Be provided with some rectangular beams between stent strut described in each pair, some rectangular beams set between stent strut described in each pair it
Between it is parallel to each other, rested the head on if being provided with main between the adjacent rectangular beam of each two.
The side that the adjacent pipe pillow of each two splices mutually is provided with the through slot of cross section semicircular in shape, the insertion
The external diameter of the radius of groove cross section and the MPP pipes matches, the axial direction of the semi-circular recesses and the bottom girder steel
Length direction is parallel, and the adjacent pipe occipital face of each two is spliced to form the circular hole of a fixation MPP pipe, the support
Post, the rectangular beam, the surfaces externally and internally of pipe pillow are coated with one layer of composite coating.
Preferably, the composite coating using resin as matrix, using glass fibre as reinforcing material.
Preferably, fixed between the every rectangular beam and the stent strut by rectangle beam connection.
Preferably, 4 rectangular beams are provided between stent strut described in each pair.
Preferably, 7 pipe pillows are provided between the adjacent rectangular beam of each two.
Preferably, it is spaced 1 meter between the uniform stent strut of the every two pairs length directions along the bottom girder steel both sides
More than.
The beneficial effects of the utility model：
The defects of the utility model overcomes existing steel crane span structure easy-to-rust, fire line difference and loss is high, has well
Mechanical property, electrical property, anti-flammability and chemical stability etc., on the one hand can be that owner saves substantial amounts of financial resources and material resources,
On the other hand easily it can be safeguarded and be overhauled.
Design, concrete structure and caused technique effect of the present utility model are made furtherly below with reference to accompanying drawing
It is bright, to be fully understood from the purpose of this utility model, feature and effect.
Brief description of the drawings
Fig. 1 is illustrated that the structural representation of the embodiment cross section of the utility model one.
Fig. 2 is illustrated that the utility model is arranged on the view on river surface.
Embodiment
Embodiment
As depicted in figs. 1 and 2, using the portal structure for being exclusively used in power cable and crossing the river of composite, including crane span structure master
Body 1, the nationality of crane span structure main body 1 are erected on river course 5 by perfusion pile framing bridge pier 2, and the both ends of crane span structure main body 1 are provided with vertical shaft 3, crane span structure main body
Power cable 4 is laid with 1.
Wherein, crane span structure main body 1 includes bottom girder steel 11, side panel 12, top panel；11, two pieces of side panels 12 of bottom girder steel
And top panel surrounds the tubular structure of a both ends open, support is provided with tubular structure, some be used for admittedly is provided with support
Determine the MPP pipes 16 of power cable.
Principle of the present utility model is that the specific strength of composite, specific modulus are high, and fatigue resistance is strong, and damping property is good, resistance to
Chemical attack, anti-flammability and superior electrical property so that composite crane span structure of the present utility model can overcome conventional steel crane span structure
The defects of easy-to-rust, steel thermal conductivity factor is high, and fire line is poor, and A.C.power loss is big.
In certain embodiments, support includes some stent struts 13, some rectangular beams 17, the composition of each two stent strut 13 one
It is some uniform to length direction of the stent strut 13 along the both sides of bottom girder steel 11 to stent strut 13.
Be provided with some rectangular beams 17 between each pair stent strut 13, some rectangular beams 17 set between each pair stent strut 13 it
Between it is parallel to each other, if being provided with main pillow 15 between the adjacent rectangular beam 17 of each two.
The side that the adjacent pipe pillow 15 of each two splices mutually is provided with the through slot of cross section semicircular in shape, and through slot is transversal
The radius in face matches with the external diameter of MPP pipes 16, and the axial direction of semi-circular recesses is parallel with the length direction of bottom girder steel 11, often
Two adjacent pipes rest the head on the circular hole that 15 sides are spliced to form a fixed MPP pipe 16, and stent strut 13, rectangular beam 17, pipe rest the head on 15
Surfaces externally and internally is coated with one layer of composite coating.
In certain embodiments, composite coating using resin as matrix, using glass fibre as reinforcing material.
In certain embodiments, fixed between every rectangular beam 17 and stent strut 13 by the connector 12 of rectangular beam 17.
In certain embodiments, 4 rectangular beams 17 are provided between each pair stent strut 13.
In certain embodiments, 7 pipes are provided between the adjacent rectangular beam 17 of each two and rest the head on 15.
In certain embodiments, it is spaced between the uniform stent strut 13 of the every two pairs length directions along the both sides of bottom girder steel 11
More than 1 meter.
Preferred embodiment of the present utility model described in detail above.It should be appreciated that the ordinary skill people of this area
Member makes many modifications and variations without creative work can according to design of the present utility model.Therefore, all this technology necks
Technical staff passes through logic analysis, reasoning or limited reality on the basis of existing technology according to design of the present utility model in domain
Available technical scheme is tested, all should be in the protection domain being defined in the patent claims.
Claims (7)
1. the portal structure for being exclusively used in power cable and crossing the river of application composite, including crane span structure main body (1), the crane span structure main body
(1) nationality is erected on river course (5) by perfusion pile framing bridge pier (2), and crane span structure main body (1) both ends are provided with vertical shaft (3), the bridge
Power cable (4) is laid with frame body (1)；It is characterized in that：The crane span structure main body (1) includes bottom girder steel (11), side
Plate (12), top panel；The bottom girder steel (11), two pieces of side panels (12) and the top panel surround a both ends and opened
The tubular structure of mouth, the tubular structure is interior to be provided with support, is managed in the support provided with some MPP for being used to fix power cable
(16)。
2. the portal structure according to claim 1 that be exclusively used in power cable and cross the river using composite, its feature exists
In the support includes some stent struts (13), some rectangular beams (17)；Stent strut described in each two (13) partners described
Stent strut (13), it is some uniform to length direction of the stent strut (13) along bottom girder steel (11) both sides；Described in each pair
Be provided with some rectangular beams (17) between stent strut (13), some rectangular beams (17) set between stent strut (13) described in each pair it
Between it is parallel to each other, the adjacent rectangular beam (17) of each two if between be provided with main pillow (15)；The adjacent pipe of each two
Pillow (15) side for splicing mutually is provided with the through slot of cross section semicircular in shape, the radius of the through slot cross section with it is described
The external diameter of MPP pipes (16) matches, and the axial direction of the semi-circular recesses is parallel with the length direction of the bottom girder steel (11),
Adjacent pipe pillow (15) side of each two is spliced to form the circular hole of the fixation MPP pipes (16), the stent strut
(13), the rectangular beam (17), the inner surface of pipe pillow (15) or outer surface are coated with one layer of composite coating.
3. the portal structure according to claim 2 that be exclusively used in power cable and cross the river using composite, its feature exists
In, the composite coating using resin as matrix, using glass fibre as reinforcing material.
4. the portal structure according to claim 2 that be exclusively used in power cable and cross the river using composite, its feature exists
In being fixed between the every rectangular beam (17) and the stent strut (13) by rectangular beam (17) connector.
5. the portal structure according to claim 2 that be exclusively used in power cable and cross the river using composite, its feature exists
In being provided with 4 rectangular beams (17) between stent strut described in each pair (13).
6. the portal structure according to claim 2 that be exclusively used in power cable and cross the river using composite, its feature exists
In provided with 7 pipes pillows (15) between the adjacent rectangular beam (17) of each two.
7. the portal structure according to claim 2 that be exclusively used in power cable and cross the river using composite, its feature exists
In more than 1 meter of interval between the uniform stent strut (13) of the every two pairs length directions along bottom girder steel (11) both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720560220.9U CN206712382U (en) | 2017-05-16 | 2017-05-16 | Using the portal structure for being exclusively used in power cable and crossing the river of composite |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720560220.9U CN206712382U (en) | 2017-05-16 | 2017-05-16 | Using the portal structure for being exclusively used in power cable and crossing the river of composite |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206712382U true CN206712382U (en) | 2017-12-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720560220.9U Active CN206712382U (en) | 2017-05-16 | 2017-05-16 | Using the portal structure for being exclusively used in power cable and crossing the river of composite |
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| CN (1) | CN206712382U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108173182A (en) * | 2018-03-27 | 2018-06-15 | 国网冀北电力有限公司承德供电公司 | The pipe pillow of power pipe |
| CN110649529A (en) * | 2018-06-26 | 2020-01-03 | 江苏中顺电气有限公司 | Combined type crane span structure for wire and cable |
-
2017
- 2017-05-16 CN CN201720560220.9U patent/CN206712382U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108173182A (en) * | 2018-03-27 | 2018-06-15 | 国网冀北电力有限公司承德供电公司 | The pipe pillow of power pipe |
| CN110649529A (en) * | 2018-06-26 | 2020-01-03 | 江苏中顺电气有限公司 | Combined type crane span structure for wire and cable |
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