CN204488532U - DC750V ~ 3kV flexible suspension section insulator - Google Patents
DC750V ~ 3kV flexible suspension section insulator Download PDFInfo
- Publication number
- CN204488532U CN204488532U CN201520107415.9U CN201520107415U CN204488532U CN 204488532 U CN204488532 U CN 204488532U CN 201520107415 U CN201520107415 U CN 201520107415U CN 204488532 U CN204488532 U CN 204488532U
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- mount pad
- slide plate
- pair
- contact wire
- insulation rod
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Abstract
A kind of DC750V ~ 3kV flexible suspension section insulator, is made up of mount pad I, mount pad II, adjustment insulation rod, contact wire insulation rod, a pair connecting clamp, long a pair slide plate, short a pair slide plate, pair of slide fixed support, a pair contact wire hanger ear; Described adjustment insulation rod, contact wire insulation rod level connection joint are fixed between mount pad I, mount pad II; Described a pair connecting clamp be connected horizontally on mount pad I, mount pad II rear and be fixed on the end of contact wire; Described long a pair slide plate, short a pair slide plate are crisscross arranged in the both sides of mount pad I, mount pad II, and the middle part of long slide plate, short slide plate is separately fixed at the both sides of mount pad I, mount pad II, afterbody is fastened on contact wire by contact wire hanger ear.The utility model, by improving the version of insulation component and being connected and fixed mode, improves bearing capacity and the safety factor of section insulator.In addition, all Installation and Debugging can put in place before the main element of this section insulator dispatches from the factory, adjust without the need to secondary during in-site installation, simplify installation steps, reduce installation difficulty.
Description
Technical field
The utility model belongs to power supply of urban orbit traffic contact system technical field, is specifically related to a kind of DC750V ~ 3kV flexible suspension section insulator.
Background technology
Section insulator is the important composition parts of the urban transportation, for the electric segmentation of contact system, facilitates electrical communication and the Maintenance and Repair of circuit.At present, urban rail transit in China flexible suspension section insulator still relies on external import, but due to the cause of external climate environment and range of use, a. g. of section insulator mostly is 55mm, can not meet the operating needs of state inner air gap 150mm; Meanwhile, the slideway hardness of external section insulator is low, and wear resisting property is poor, is not suitable for the operating needs that domestic freight volume is large, density is high; In addition, the installation procedure of external section insulator is loaded down with trivial details, requires higher, be not easy to the maintenance process simulation in later stage to the professional proficiency of site operation personnel.Therefore, break away from foreign technology restriction, development is applicable to the urban track traffic flexible suspension section insulator of Chinese environmental operating needs, is very necessary and important.
Summary of the invention
The technical matters that the utility model solves: design a kind of DC750V ~ 3kV flexible suspension section insulator, by improving the version of insulation component and being connected and fixed mode, improves bearing capacity and the safety factor of section insulator.In addition, all Installation and Debugging can put in place before the main element of this section insulator dispatches from the factory, adjust without the need to secondary during in-site installation, simplify installation steps, reduce installation difficulty.
Technical solution of the present utility model: a kind of DC750V ~ 3kV flexible suspension section insulator, described section insulator is made up of mount pad I, mount pad II, adjustment insulation rod, contact wire insulation rod, a pair connecting clamp, long a pair slide plate, short a pair slide plate, pair of slide fixed support, a pair contact wire hanger ear; Described adjustment insulation rod, contact wire insulation rod level connection joint are fixed between mount pad I, mount pad II, and adjustment insulation rod is positioned at the top of contact wire insulation rod; Described a pair connecting clamp be connected horizontally on mount pad I, mount pad II rear and be fixed on the end of contact wire; Described long a pair slide plate, short a pair slide plate are crisscross arranged in the both sides of mount pad I, mount pad II, and the middle part of long slide plate, short slide plate is separately fixed at the both sides of mount pad I, mount pad II, afterbody is fastened on contact wire by contact wire hanger ear; Described pair of slide fixed support structure all triangular in shape, and its tail end is separately fixed at the side of mount pad I, mount pad II, front end is fixedly connected with long slide plate, short slide plate respectively; Described long slide plate, the bottom of short slide plate and the bottom of contact wire are positioned at same plane.
The top of described mount pad I, mount pad II all has cylindrical hole, and the inner, bottom all has ears, and outer end all has link, and the tail end of cylindrical hole that mount pad I top has is equipped with horizontal adjusting bolt; Described adjustment insulation rod is arranged in cylindrical hole, adjusts its length by horizontal adjusting bolt; Described contact wire insulation rod is fixed in ears by thru-bolt, and the middle part of long slide plate, short slide plate is also separately fixed at the both sides of ears by thru-bolt; Described connecting clamp is arranged in link by the straight pin of its inner plug-in mounting and is connected with mount pad I, mount pad II respectively by connecting clamp; The inner vertical of described link is equipped with Anti-off bolt and is limited in link by straight pin.
The outer end of described mount pad I, mount pad II is provided with and vertically adjusts bolt, and vertical adjustment bolt is positioned at the top of connecting clamp the inner.
Described long slide plate, short slide plate longitudinally between there is >=a. g. of 150 mm, between two long slide plate terminations, there is the transverse pitch of 500 ± 10mm and the longitudinal pitch of 400 ± 10mm.
The outer end of described mount pad I, mount pad II is equipped with cross bar, the two ends of described cross bar are connected by the lower end of flower basket bolt with crimping dropper, the upper end of crimping dropper is connected with catenary by Messenger wire hanging string clamp, and catenary is connected with the two ends of catenary insulation rod by anchoring wire clamp.
The advantage that the utility model compared with prior art has and effect:
1, with bolts between the utility model contact wire insulation rod and mount pad, relatively bonding connection mode has the advantage that bearing capacity is high, safety factor is large, there is not the phenomenon of bonded adhesives ageing failure simultaneously; And by arrange adjustment insulation rod can the long slide plate of indirect regulation 6, the bottom of short slide plate 7 and the levelness of two ends contact wire.
2, the utility model main element all can put in place before dispatching from the factory in Installation and Debugging, adjusts during in-site installation without the need to secondary, simplifies installation steps, reduces installation difficulty.
3, the utility model mount pad adopts aluminum alloy casting technique to make, novel structure, lightweight, intensity is high, and connecting clamp is connected with straight pin by link, and be respectively equipped with in link both sides and prevent connecting clamp releasing unit and connecting clamp level(l)ing device, safe and reliable, install, debug and keep in repair more convenient, from stuctures and properties, all can meet the design and running requirement of high-speed electric railway.
4, the utility model skateboard body adopts copper alloy extrudate bending and molding, the basis not reducing electric conductivity improves mechanical characteristics, enhances abrasion resistance properties and service life; The cross section of skateboard body adopts bilateral symmetry, has higher bending resistance and stability.
5, the utility model increases the sectional dimension of contact wire insulation rod plug, improves the integrated carrying ability of section insulator, meets fail in tension loading single line type 60kN, the requirement of two-wire type 120kN.
6, the utility model is under ensureing that between slide plate, a. g. is not less than the prerequisite of 150mm, and reduce overall width, the generation of the bow accident that slide plate is within the efficient working range of pantograph all the time, avoids drill bow, beats, improves safe reliability as far as possible.
7, the short slide plate of the utility model is two extinction angle structures, improve pantograph by time extinguishing arc horn gap extinguishing arc ability.
8, the utility model is non-chute type structure, and when locomotive passes through, pantograph does not contact with insulation rod member, thus ensure that the stability of insulation rod member insulating power; Simultaneously do not adopt auxiliary slide channel, avoid due to auxiliary slide channel flashover, puncture or scaling loss and cause the generation of section insulator electrically conducting accident.
9, the utility model creep distance is not less than 600mm, and both sides electrically coincidence length is 500mm.Pantograph at least ensures two-point contact by during insulation transition region with slide plate, and section insulator is steadily stressed, and pantograph gets stream continuously, can not occur to make bow, the generation of the bad phenomenon such as brill is attacked, slide plate eccentric wear.
Accompanying drawing explanation
Fig. 1 is the structural perspective of the utility model single line type,
Fig. 2 is the structural front view of the utility model single line type,
Fig. 3 is the structural perspective of the utility model single line type mount pad I,
Fig. 4 is the connection structure block diagram of the utility model single line type mount pad I and connecting clamp,
Fig. 5 is the scheme of installation of the utility model single line type,
Fig. 6 is the structural perspective of the utility model two-wire type,
Fig. 7 is the structural front view of the utility model two-wire type,
Fig. 8 is the structural perspective of the utility model two-wire type mount pad I,
Fig. 9 is the connection structure block diagram of the utility model two-wire type mount pad I and connecting clamp,
Figure 10 is the scheme of installation of the utility model two-wire type.
Detailed description of the invention
1,2,3,4,5 describe the first embodiment of the present utility model by reference to the accompanying drawings, be applicable to the electric segmentation that single contact wire list catenary hangs contact system.
A kind of DC750V ~ 3kV flexible suspension section insulator, is made up of mount pad I 3, mount pad II 4, adjustment insulation rod 1, contact wire insulation rod 2, a pair connecting clamp 5, long a pair slide plate 6, short a pair slide plate 7, pair of slide fixed support 14, a pair contact wire hanger ear 8; Described adjustment insulation rod 1, contact wire insulation rod 2 level connection joint are fixed between mount pad I 3, mount pad II 4, and adjustment insulation rod 1 is positioned at the top of contact wire insulation rod 2; Described a pair connecting clamp 5 be connected horizontally on mount pad I 3, mount pad II 4 rear and be fixed on the end of contact wire 20; Described long a pair slide plate 6, short a pair slide plate 7 are crisscross arranged in the both sides of mount pad I 3, mount pad II 4, and the middle part of long slide plate 6, short slide plate 7 is separately fixed at the both sides of mount pad I 3, mount pad II 4, afterbody is fastened on contact wire 20 by contact wire hanger ear 8; Described pair of slide fixed support 14 structure all triangular in shape, and its tail end is separately fixed at the side of mount pad I 3, mount pad II 4, front end is fixedly connected with long slide plate 6, short slide plate 7 respectively; The bottom of described long slide plate 6, short slide plate 7 and the bottom of contact wire 20 are positioned at same plane.
Described long slide plate 6, short slide plate 7 longitudinally between there is >=a. g. of 150 mm, between two long slide plate 6 terminations, there is the transverse pitch of 500 ± 10mm and the longitudinal pitch of 400 ± 10mm.The outer end of described mount pad I 3, mount pad II 4 is equipped with cross bar 21, the two ends of described cross bar 21 are connected by the lower end of flower basket bolt 22 with crimping dropper 23, the upper end of crimping dropper 23 is connected with catenary 25 by Messenger wire hanging string clamp 24, and catenary 25 is connected with the two ends of catenary insulation rod 18 by anchoring wire clamp 19.
The top of described mount pad I 3, mount pad II 4 all has cylindrical hole 9, and the inner, bottom all has ears 10, and outer end all has link 11, and the tail end of cylindrical hole 9 that mount pad I 3 top has is equipped with horizontal adjusting bolt 15; Described adjustment insulation rod 1 is arranged in cylindrical hole 9, adjusts its length by horizontal adjusting bolt 15, and then regulates the bottom of long slide plate 6, short slide plate 7 and the levelness of two ends contact wire; Described contact wire insulation rod 2 is fixed in ears 10 by thru-bolt 13, and the middle part of long slide plate 6, short slide plate 7 is also separately fixed at the both sides of ears 10 by thru-bolt 13; Described connecting clamp 5 is arranged in link 11 by the straight pin 12 of its inner plug-in mounting and is connected with mount pad I 3, mount pad II 4 respectively by connecting clamp 5; The inner vertical of described link 11 is equipped with Anti-off bolt 17 and is limited in link 11 by straight pin 12, prevents connecting clamp 5 from coming off.The outer end of described mount pad I 3, mount pad II 4 is provided with vertical adjustment bolt 16, and vertical adjustment bolt 16 is positioned at the top of connecting clamp 5 the inner.Improve vertical adjustment bolt 16 and press down connecting clamp 5 the inner, ensure the levelness of connecting clamp 5, and then ensure that the bottom of long slide plate 6, short slide plate 7 and the bottom of contact wire 20 are positioned at same plane.
Wherein, adjustment insulation rod, contact wire insulation rod, catenary insulation rod all adopt epoxy glass fiber rod to crimp with corrosion-resistant steel gold utensil and form, and umbrella cover adopts high-temperature silicon disulfide rubber injection mo(u)lding.Connecting clamp adopts copper alloy Forging Technology shaping.Long slide plate and short slide plate adopt the bending of copper alloy extrudate to form.Slide plate fixed support is welded with piece of stainless steel after adopting stainless steel bar bending.Contact wire hanger ear, Messenger wire hanging string clamp all adopt copper alloy Forging Technology shaping.Crimping dropper adopts copper-alloy stranded conductor compression joint technique shaping.
Installation method: first connecting clamp 5 is fixed on the relevant position of contact wire 20, bottle gouard moved by hands and turnbuckle is adopted to be furthered by the contact wire of connecting clamp 5 both sides, by the also upwards bending of the contact wire severing in the middle of two connecting clamps 5, by before dispatching from the factory the main element that puts in place of mounting and adjusting by mount pad I 3, mount pad II 4 is mounted on connecting clamp 5, the tension force of slow releasing bottle gouard moved by hands, ensure connecting clamp 5 and mount pad I 3, mount pad II 4 cooperation puts in place, adjustment mount pad I 3, vertical adjustment bolt 16 on mount pad II 4, make connecting clamp 5 maintenance level, contact wire hanger ear 8 is installed, makes contact wire bottom surface and long slide plate 6, the bottom surface of short slide plate 7 is in same plane.By prior art, catenary insulation rod 18 is installed, the upper end of crimping dropper 23 is connected with catenary 25 by Messenger wire hanging string clamp 24, the lower end of crimping dropper 23 is connected with the cross bar 21 on mount pad I 3, mount pad II 4 by flower basket bolt 22, and the length of adjustment crimping dropper 23, make bottom surface and the parallel track of long slide plate 6, short slide plate 7, and meet negative sag requirement.
6,7,8,9,10 describe the second embodiment of the present utility model by reference to the accompanying drawings, be applicable to the electric segmentation that the two catenary of two contact wire hangs contact system.
Basic structure is identical with the first embodiment with installation method.Difference is that component part mount pad I 3, mount pad II 4, connecting clamp 5, contact wire hanger ear 8 are two-wire type.
Above-described embodiment, just preferred embodiment of the present utility model, is not used for limiting the utility model practical range, therefore all equivalent variations done with content described in the utility model claim, all should be included within the utility model right.
Claims (5)
1. DC750V ~ 3kV flexible suspension section insulator, is characterized in that: described section insulator is made up of mount pad I (3), mount pad II (4), adjustment insulation rod (1), contact wire insulation rod (2), a pair connecting clamp (5), long a pair slide plate (6), short a pair slide plate (7), pair of slide fixed support (14), a pair contact wire hanger ear (8); Described adjustment insulation rod (1), contact wire insulation rod (2) level connection joint are fixed between mount pad I (3), mount pad II (4), and adjustment insulation rod (1) is positioned at the top of contact wire insulation rod (2); Described a pair connecting clamp (5) be connected horizontally on mount pad I (3), mount pad II (4) rear and be fixed on the end of contact wire (20); Described long a pair slide plate (6), short a pair slide plate (7) are crisscross arranged in the both sides of mount pad I (3), mount pad II (4), and the middle part of long slide plate (6), short slide plate (7) is separately fixed at the both sides of mount pad I (3), mount pad II (4), afterbody is fastened on contact wire (20) by contact wire hanger ear (8); Described pair of slide fixed support (14) structure all triangular in shape, and its tail end is separately fixed at the side of mount pad I (3), mount pad II (4), front end is fixedly connected with long slide plate (6), short slide plate (7) respectively; The bottom of described long slide plate (6), short slide plate (7) and the bottom of contact wire (20) are positioned at same plane.
2. DC750V ~ 3kV flexible suspension section insulator according to claim 1, it is characterized in that: the top of described mount pad I (3), mount pad II (4) all has cylindrical hole (9), the inner, bottom all has ears (10), outer end all has link (11), and the tail end of cylindrical hole (9) that mount pad I (3) top has is equipped with horizontal adjusting bolt (15); Described adjustment insulation rod (1) is arranged in cylindrical hole (9), adjusts its length by horizontal adjusting bolt (15); Described contact wire insulation rod (2) is fixed in ears (10) by thru-bolt (13), and the middle part of long slide plate (6), short slide plate (7) is also separately fixed at the both sides of ears (10) by thru-bolt (13); Described connecting clamp (5) is arranged in link (11) by the straight pin (12) of its inner plug-in mounting and is connected with mount pad I (3), mount pad II (4) respectively by connecting clamp (5); The inner vertical of described link (11) is equipped with Anti-off bolt (17) and is limited in link (11) by straight pin (12).
3. DC750V ~ 3kV flexible suspension section insulator according to claim 1 and 2, it is characterized in that: the outer end of described mount pad I (3), mount pad II (4) is provided with and vertically adjusts bolt (16), and vertically adjust the top that bolt (16) is positioned at connecting clamp (5) the inner.
4. DC750V ~ 3kV flexible suspension section insulator according to claim 3, it is characterized in that: described long slide plate (6), short slide plate (7) longitudinally between there is >=a. g. of 150 mm, between two long slide plate (6) terminations, there is the transverse pitch of 500 ± 10mm and the longitudinal pitch of 400 ± 10mm.
5. DC750V ~ 3kV flexible suspension section insulator according to claim 4, it is characterized in that: the outer end of described mount pad I (3), mount pad II (4) is equipped with cross bar (21), the two ends of described cross bar (21) are connected by the lower end of flower basket bolt (22) with crimping dropper (23), the upper end of crimping dropper (23) is connected with catenary (25) by Messenger wire hanging string clamp (24), and catenary (25) is connected by the two ends of anchoring wire clamp (19) with catenary insulation rod (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520107415.9U CN204488532U (en) | 2015-02-13 | 2015-02-13 | DC750V ~ 3kV flexible suspension section insulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520107415.9U CN204488532U (en) | 2015-02-13 | 2015-02-13 | DC750V ~ 3kV flexible suspension section insulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204488532U true CN204488532U (en) | 2015-07-22 |
Family
ID=53567820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520107415.9U Withdrawn - After Issue CN204488532U (en) | 2015-02-13 | 2015-02-13 | DC750V ~ 3kV flexible suspension section insulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204488532U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105383327A (en) * | 2015-12-15 | 2016-03-09 | 西安超码复合材料有限公司 | Insulating slide plate for electric locomotive overhead line system section insulator |
| CN104627027B (en) * | 2015-02-13 | 2016-08-31 | 宝鸡保德利电气设备有限责任公司 | DC750V～3kV flexible suspension section insulator |
| WO2019116305A1 (en) * | 2017-12-15 | 2019-06-20 | Furrer + Frey Ag | Electrical insulators in overhead conductor rails |
-
2015
- 2015-02-13 CN CN201520107415.9U patent/CN204488532U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104627027B (en) * | 2015-02-13 | 2016-08-31 | 宝鸡保德利电气设备有限责任公司 | DC750V～3kV flexible suspension section insulator |
| CN105383327A (en) * | 2015-12-15 | 2016-03-09 | 西安超码复合材料有限公司 | Insulating slide plate for electric locomotive overhead line system section insulator |
| WO2019116305A1 (en) * | 2017-12-15 | 2019-06-20 | Furrer + Frey Ag | Electrical insulators in overhead conductor rails |
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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: 20150722 Effective date of abandoning: 20160831 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |