CN203081021U - Novel wine glass composite material tower - Google Patents
Novel wine glass composite material tower Download PDFInfo
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- CN203081021U CN203081021U CN 201320056650 CN201320056650U CN203081021U CN 203081021 U CN203081021 U CN 203081021U CN 201320056650 CN201320056650 CN 201320056650 CN 201320056650 U CN201320056650 U CN 201320056650U CN 203081021 U CN203081021 U CN 203081021U
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Abstract
The utility model discloses a novel wine glass composite material tower. The novel wine glass composite material tower comprises two sets of lateral phase composite material cross arms, middle phase composite material cross arms, a tower window, two sets of steel-structure ground wire supports and a steel-structure tower body. The bottom of the tower window is fixed on the top of the steel-structure tower body. The two sets of lateral phase composite material cross arms are arranged on two sides in the middle of the tower window. The two sets of steel-structure ground wire supports are arranged on two sides on the top of the tower window. The middle phase composite material cross arms are arranged in the tower window. The steel-structure ground wire supports are connected with ground wires, and connected with steel pipes of the tower window. The steel pipes of the tower window are connected with the steel-structure tower body. Therefore, grounding connection and guiding downward are achieved, and a lightningproof purpose is achieved. By guaranteeing that distances between wire hanging points and any metal piece meets requirements of an insulation distance, a purpose of tower head insulation is achieved. Constructional elements form a space truss system to deliver loads. Due to the fact that sparkling skirts are arranged on the surfaces of the composite material constructional elements, creepage distances of the cross arms are increased. Electric field distribution is improved through grading rings.
Description
Technical field
The utility model belongs to field of electrical equipment, relates to a kind of transmission tower structure, especially relates to a kind of novel wineglass composite material tower.
Background technology
See also shown in Figure 5ly, the current power transmission tower structure mainly adopts all steel system structure, expends great deal of steel, has consumed a large amount of mineral products energy, causes the severe contamination of ecological environment.And overhead line structures adopt all steel system structure extremely, have heavy, the problems such as transportation and operation maintenance difficulty of constructing of quality, therefore adopt novel tower material to become a kind of new trend in transmission tower field.
Composite material (FRP) is owing to have advantages such as high-strength, lightweight, corrosion-resistant, handling ease, designability and insulating properties are good, more and more paid attention to by engineering circle, using the parent of institute in particular for power transmission and transformation industry engineering and look at, is to replace steel to build one of ideal material of transmission tower structure.In recent years, along with the further reduction of composite material cost and the continuous progress of technology, the research of domestic composite material pole tower is increasing, and ripe gradually.
For composite material pole tower, domestic and international research mainly concentrated on " single lever-type " in the past, in recent years, research to lattice also increases gradually, this mainly is because the modulus of elasticity and the compressive strength of composite material are all lower, the bearing capacity of single pole structure is difficult to satisfy the strength and stiffness requirement of the big load shaft tower of high voltage, so high pressure, extra high voltage network composite material tower should adopt the structural shape of " structure structure formula ".For the lattice composite material pole tower, in Ning Dong-Shandong ± 660kV direct current transportation demonstration project and 750kV Xinjiang and northwest networking second channel engineering, carried out the pilot application, obtained bigger economic benefit, but adopted the structural shape of dried font, pattern is not attractive in appearance, because cross-arm is asymmetric, stressed unreasonable relatively, cost is higher relatively simultaneously.
The utility model content
The purpose of the utility model application is to provide a kind of a kind of novel wineglass composite material tower that can satisfy actual requirement of engineering, to solve the problems of the technologies described above.
For achieving the above object, the utility model application takes following technical scheme to be achieved:
A kind of novel wineglass composite material tower comprises two cover limit phase composite materials cross-arms, middle phase composite materials cross-arm, tower window, two cover steel work ground line bracket and steel work bodies of the tower; The bottom of tower window is fixed on the top of steel work body of the tower, and two cover limit phase composite materials cross-arms are arranged at both sides, tower window middle part, and two cover steel work ground line brackets are arranged at and place both sides, tower window top; Middle phase composite materials cross-arm is arranged at tower window inside; Limit phase composite materials cross-arm comprises two composite material cast master materials, two composite material insulator strings, two composite material hounds, composite horizontal support bar and steel hanging point device; Composite material cast master material comprises the first composite material cast master's material and the second composite material cast master material, and the first composite material cast master material comprises first composite element, and the first composite element two ends are respectively equipped with first steel sleeve and second steel sleeve; The second composite material cast master material comprises second composite element, and second composite element, one end is provided with the steel sleeve node, and the other end is provided with steel sleeve and cross plate node; The steel sleeve node of second steel sleeve of the first composite material cast master material and the second composite material cast master material is bolted to connection; First steel sleeve of two composite material cast master materials is all fixedlyed connected with steel hanging point device, and the steel sleeve of two composite material cast master materials is fixedlyed connected with body of the tower with cross plate node; Be fixed with the composite horizontal support bar between two steel sleeve nodes of two composite material cast master materials; The two ends of composite material hound are equipped with U type plate connector, and the U type plate connector of composite material hound one end is fixedly connected with corresponding steel sleeve node, and the other end is fixedlyed connected with the tower window; Fixedly connected with the tower window with steel hanging point device respectively by U type ring connector in the two ends of composite material insulator string.
The utility model further improves and is: composite material hound and composite material insulator string all are arranged at composite material cast master material top, and the projection that correspondence is positioned at composite material hound, composite material insulator string and the composite material cast master material in the vertical direction of the same side overlaps; Be " A " shape after fixedly connected between steel hanging point device, two composite material cast master's materials and the composite horizontal support bar.
The utility model further improves and is: all have the sudden strain of a muscle skirt on described composite material cast master material, composite material insulator string, composite material hound and the composite horizontal support bar; The end of composite material cast master's material and composite material insulator string is equipped with grading ring.
The utility model further improves and is: steel work ground line bracket and ground wire join, and steel work ground line bracket links to each other with the tower window, and the tower window links to each other with the steel work body of the tower, and steel work ground line bracket, tower window and steel work body of the tower electrically connect.
The utility model further improves and is: limit phase composite materials cross-arm and the member of middle phase composite materials cross-arm in being subjected to electric clearance and insulation distance influence basin all adopt composite element, and the material of described composite element is a glass fiber reinforced plastic.
The utility model further improves and is: the junction of tower window and limit phase composite materials cross-arm and steel work body of the tower is angle steel, steel work ground line bracket one end directly is connected with the angle steel of tower window, and the other end connects the composite material cast master material of tower window by the first composite material cast member.
Novel wineglass composite material tower according to the technique scheme realization, by resin steel bushing tubular type node, termination flange, U type ring connector and cross plate connector are solidified respectively and to be connected composite material cast master material, composite insulator, composite material diagonal brace and horizontal support bar termination, and composite material cast master material, composite insulator and composite material diagonal brace and horizontal support are connected into integral body, space truss composite material wineglass tower head with bolt.Remedied the deficiency of material stiffness by the rigidity of structure, increased the rigidity and the bearing capacity of composite material tower, be convenient in high pressure, super-pressure and UHV transmission line engineering, apply.The ground line bracket and the ground wire of the disclosed novel wineglass composite material tower of this utility model application simultaneously join, and the ground line bracket links to each other with the steel pipe of tower window, and the steel pipe of tower window links to each other with the body of the tower steel work, are grounded to draw down, reach the order of lightning protection; By guaranteeing that the lead hanging point all satisfies the purpose that insulation distance reaches the tower head insulation to the distance of any metalwork; Form truss system transmission load between space empty by each member; By the sudden strain of a muscle skirt on composite element surface, increase the creepage distance that compares of cross-arm; Improve Electric Field Distribution by grading ring.
With respect to prior art, the utility model has the advantages that:
1, stressed reasonable: cross-arm bilateral symmetry, stress balance;
2, pattern is attractive in appearance: adopted follow-on wineglass scheme, pattern grace, simple structure.
3, cost is low: compare with conventional angle steel wineglass tower, it is about 20% that iron tower weight reduces, and base concrete side's amount reduces by 50%, and comprehensive cost reduces about 18%;
4, width of corridor is economized: compare with conventional angle steel wineglass tower, width of corridor is saved 7.6m, reaches 20%, has to utilize to reduce the housing demolition amount and save land resources;
5, reduce windage yaw flashover fault probability: owing to utilized the insulation characterisitic of composite material, cancelled the suspension insulator suspender of transmission tower structure, reduced transmission line of electricity windage yaw pollution flashover accident probability, improved the line security operation level;
6, ground connection is convenient: by rational layout, make the steel work partial continuous, realized the purpose of ground connection lightning protection.
7, operation expense is low: because composite material has corrosion-resistant, high-low temperature resistant, stolen possibility is little, reduced the maintenance cost of circuit.
Description of drawings
Fig. 1 is the novel wineglass composite material of a utility model tower single line drawing;
Fig. 2 is the novel wineglass composite material of a utility model tower electrical installation schematic diagram;
Fig. 3 is the positive expanded view of the novel wineglass composite material of the utility model tower limit phase cross-arm;
Fig. 4 is the novel wineglass composite material of a utility model tower limit phase cross-arm lower plane expanded view;
Fig. 5 is the structural representation of traditional all steel system wineglass type transmission tower.
The specific embodiment:
Application is described in further detail to the utility model below in conjunction with accompanying drawing.
As shown in Figure 1, a kind of novel wineglass composite material tower of the utility model comprises two cover limit phase composite materials cross-arms, middle phase composite materials cross-arm, tower window 7, two cover steel work ground line bracket 6 and steel work bodies of the tower 8.
The bottom of tower window 7 is fixed on the top of steel work body of the tower 8, and two cover limit phase composite materials cross-arms are arranged at both sides, tower window 7 middle part, and two cover steel work ground line brackets 6 are arranged at and place both sides, tower window 7 top.Tower window 7 is angle steel with the junction of limit phase composite materials cross-arm and steel work body of the tower 8, and steel work ground line bracket 6 one ends directly are connected with the angle steel of tower window 7, and the other end connects the composite material cast master material 1 of tower window 7 by the first composite material cast member 4.Middle phase composite materials cross-arm is arranged at tower window 7 inside.
Limit phase composite materials cross-arm comprises two composite material cast master materials 1, two composite material insulator string suspenders 2, two composite material hounds 3, a composite horizontal support bar 15 and a cover steel hanging point device 10.
See also Fig. 3 and shown in Figure 4, composite material cast master material 1 comprises two kinds of first composite material cast master's material and the second composite material cast master materials; The first composite material cast master material comprises first composite element, and the first composite element two ends are respectively equipped with first steel sleeve 61 and second steel sleeve 62; The second composite material cast master material comprises second composite element, and second composite element, one end is provided with steel sleeve node 12, and the other end is provided with steel sleeve and cross plate node 13.The steel sleeve node 12 of second steel sleeve 62 of the first composite material cast master material and the second composite material cast master material is bolted to connection and forms a composite material cast master material 1.
Limit phase composite materials cross-arm comprises that first steel sleeve 61 of 1, two composite material cast of two composite material cast master materials master material 1 all docks with steel hanging point device 10 by flange, and passes through bolt; Be fixed with grading ring 9 on first steel sleeve 61.The steel sleeve of two composite material cast master materials 1 and cross plate node 13 and 7 fixed connections of tower window.Be fixed with composite horizontal support bar 15 between two steel sleeve nodes 12 of two composite material cast master materials 1.Be " A " shape after fixedly connected between steel hanging point device 5, two composite material cast master materials 1 and the composite horizontal support bar 15.
The two ends of composite material hound 3 are equipped with U type plate connector, and the U type plate connector of composite material hound 3 one ends is fixedly connected with corresponding steel sleeve node 12, and the other end is fixedlyed connected with tower window 7.Fixedly connected with tower window 7 with steel hanging point device 5 respectively by U type ring connector 14 in the two ends of composite material insulator string 2, composite material insulator string 2 is connected in tower window 7 same positions with composite material hound 3.
The material of composite material cast master material 1, composite material insulator string 2, composite material hound 3, composite horizontal support bar 15 is glass fiber reinforced plastic.
Steel hanging point device 5 comprises two thread gripping-boards and stiffener.
Middle phase composite materials cross-arm comprises ten six roots of sensation composite material cast master material 1 and the 30 second composite material cast members 5 that are supported in the tower window 7.The first composite material cast member 4 and the second composite material cast member 5 include composite material tube and are arranged at the connector at composite material tube two ends; The first composite material cast member 4 and the second composite material cast member 5 are connected the angle steel of steel work ground line bracket 6 or the connector of composite material cast master material 1 by the connector at its two ends; The material of composite material tube is glass fiber reinforced plastic.
Steel work ground line bracket 6 and steel work body of the tower 8 are formed by some angle iron components.
Novel wineglass composite material tower according to the technique scheme realization, by resin steel bushing tubular type node, termination flange, U type ring connector and cross plate connector are solidified respectively and to be connected composite material cast master material, composite insulator, composite material diagonal brace and horizontal support bar termination, and composite material cast master material, composite insulator and composite material diagonal brace and horizontal support are connected into integral body with bolt, constitute lattice composite material wineglass tower head.Remedied the deficiency of material stiffness by the rigidity of structure, increased the rigidity and the bearing capacity of composite material tower, be convenient in high pressure, super-pressure and UHV transmission line engineering, apply.
(1) composite element end coupling
The composite element end coupling is an all steel system structure, by resin steel connector-steel bushing tubular type node, termination flange, U type ring connector and U type plate connector is solidified respectively to be connected composite material cast master material, compound inslation substring suspender and composite horizontal and diagonal supporting member termination.
(2) lattice composite material insulator crossarm
By bolt the composite element end coupling is connected into integral body with two composite material cast master materials, two composite material insulator string suspenders, two composite material hounds, composite horizontal support bar and a cover lead hanging point device, constitute lattice composite material tower.
(3) the stressed principle of novel wineglass composite material tower
Novel wineglass composite material tower is a space truss system, and it is an insulation characterisitic of utilizing composite material itself, realizes the purpose of insulation, simultaneously by the sudden strain of a muscle skirt on surface, increases the creepage distance that compares of cross-arm; Improve Electric Field Distribution by grading ring.Simultaneously conductor load and cross-arm wind load are converted to the axial load of novel wineglass composite material tower member, with Load Transfer to the steel work body of the tower.Cross-arm and tower head wherein pressure are passed to body of the tower by two composite material cast master materials; And pulling force is delivered to body of the tower by two composite material insulator string suspenders; Horizontal support bar and hound can effectively reduce the length of two composite material cast members, improve its supporting capacity, realize the purpose of the big load of composite material insulator crossarm.
(4) lightning protection and the ground connection of novel wineglass composite material tower
The ground connection of novel wineglass composite material tower is realized by the outer steel structural element, is joined by steel work ground line bracket 6 and ground wire, links to each other with steel work body of the tower 8 along tower window 7, reaches the purpose of ground connection lightning protection.
(5) insulation configuration of novel wineglass composite material tower
Novel wineglass composite material tower all satisfies the purpose that insulation distance reaches the tower head insulation by guaranteeing the lead hanging point to the distance of any metalwork.Insulation distance mainly is to determine by different voltages, height above sea level and gradation for surface pollution are carried out insulation configuration.Simultaneously, in the scope for the air gap circle 16 of switching overvoltage and the air gap influence, all adopt composite element, realize the purpose of insulation, as shown in Figure 2.
Above content is to further describing that the utility model is done in conjunction with concrete preferred implementation; can not assert that the specific embodiment of the present utility model only limits to this; for the utility model person of an ordinary skill in the technical field; under the prerequisite that does not break away from the utility model design; can also make some simple deduction or replace, all should be considered as belonging to the utility model and determine the application protection domain by claims of being submitted to.
Claims (6)
1. a novel wineglass composite material tower is characterized in that, comprises two cover limit phase composite materials cross-arms, middle phase composite materials cross-arm, tower window, two cover steel work ground line bracket and steel work bodies of the tower; The bottom of tower window is fixed on the top of steel work body of the tower, and two cover limit phase composite materials cross-arms are arranged at both sides, tower window middle part, and two cover steel work ground line brackets are arranged at and place both sides, tower window top; Middle phase composite materials cross-arm is arranged at tower window inside; Limit phase composite materials cross-arm comprises two composite material cast master materials, two composite material insulator strings, two composite material hounds, composite horizontal support bar and steel hanging point device; Composite material cast master material comprises the first composite material cast master's material and the second composite material cast master material, and the first composite material cast master material comprises first composite element, and the first composite element two ends are respectively equipped with first steel sleeve and second steel sleeve; The second composite material cast master material comprises second composite element, and second composite element, one end is provided with the steel sleeve node, and the other end is provided with steel sleeve and cross plate node; Second steel sleeve of the first composite material cast master material is connected by bolt by flange or plate with the steel sleeve node of the second composite material cast master material; First steel sleeve of two composite material cast master materials is all fixedlyed connected with steel hanging point device, and the steel sleeve of two composite material cast master materials and cross plate node and body of the tower are bolted to connection; Be fixed with the composite horizontal support bar between two steel sleeve nodes of two composite material cast master materials; The two ends of composite material hound are equipped with U type plate connector, and the U type plate connector of composite material hound one end is fixedly connected with corresponding steel sleeve node, and the other end is fixedlyed connected with the tower window; Fixedly connected with the tower window with steel hanging point device respectively by U type ring connector in the two ends of composite material insulator string.
2. novel wineglass composite material tower according to claim 1, it is characterized in that, composite material hound and composite material insulator string all are arranged at composite material cast master material top, and the projection that correspondence is positioned at composite material hound, composite material insulator string and the composite material cast master material in the vertical direction of the same side overlaps; Be " A " shape after fixedly connected between steel hanging point device, two composite material cast master's materials and the composite horizontal support bar.
3. novel wineglass composite material tower according to claim 1 is characterized in that, all has the sudden strain of a muscle skirt on described composite material cast master material, composite material insulator string, composite material hound and the composite horizontal support bar; The end of composite material cast master's material and composite material insulator string is equipped with grading ring.
4. novel wineglass composite material tower according to claim 1, it is characterized in that steel work ground line bracket and ground wire join, steel work ground line bracket links to each other with the tower window, the tower window links to each other with the steel work body of the tower, and steel work ground line bracket, tower window and steel work body of the tower electrically connect.
5. novel wineglass composite material tower according to claim 1, it is characterized in that, limit phase composite materials cross-arm and the member of middle phase composite materials cross-arm in being subjected to electric clearance and insulation distance influence basin all adopt composite element, and the material of described composite element is a glass fiber reinforced plastic.
6. novel wineglass composite material tower according to claim 1, it is characterized in that, the junction of tower window and limit phase composite materials cross-arm and steel work body of the tower is angle steel, steel work ground line bracket one end directly is connected with the angle steel of tower window, and the other end connects the composite material cast master material of tower window by the first composite material cast member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320056650 CN203081021U (en) | 2013-01-31 | 2013-01-31 | Novel wine glass composite material tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320056650 CN203081021U (en) | 2013-01-31 | 2013-01-31 | Novel wine glass composite material tower |
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| Publication Number | Publication Date |
|---|---|
| CN203081021U true CN203081021U (en) | 2013-07-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320056650 Expired - Lifetime CN203081021U (en) | 2013-01-31 | 2013-01-31 | Novel wine glass composite material tower |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103122723A (en) * | 2013-01-31 | 2013-05-29 | 中国电力工程顾问集团西北电力设计院 | Novel wine glass composite material tower |
| CN105064762A (en) * | 2015-07-28 | 2015-11-18 | 国家电网公司 | Composite reinforcing transverse partition of power transmission line cup type tower of heavy icing area |
-
2013
- 2013-01-31 CN CN 201320056650 patent/CN203081021U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103122723A (en) * | 2013-01-31 | 2013-05-29 | 中国电力工程顾问集团西北电力设计院 | Novel wine glass composite material tower |
| CN105064762A (en) * | 2015-07-28 | 2015-11-18 | 国家电网公司 | Composite reinforcing transverse partition of power transmission line cup type tower of heavy icing area |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: NORTHWEST ELECTRIC POWER DESIGN INSTITUTE OF CHINA Free format text: FORMER NAME: NORTHWEST ELECTRIC POWER DESIGN INSTITUTE, CHINA POWER ENGINEERING CONSULTING GROUP CORPORATION |
|
| CP03 | Change of name, title or address |
Address after: 22 No. 710075, unity South Road, hi tech Industrial Development Zone, Shaanxi, Xi'an Patentee after: NORTHWEST ELECTRIC POWER DESIGN INSTITUTE CO., LTD. OF CHINA POWER ENGINEERING CONSULTING Group Address before: 710075 Xi'an province high tech Development Zone, unity South Road, No. 22, No. Patentee before: NORTHWEST ELECTRIC POWER DESIGN INST. OF CHINA POWER ENGINEERING CONSULTING Group |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130724 |