CN102510035A - Suspension clamp for high voltage transmission line - Google Patents
Suspension clamp for high voltage transmission line Download PDFInfo
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- CN102510035A CN102510035A CN2011103471898A CN201110347189A CN102510035A CN 102510035 A CN102510035 A CN 102510035A CN 2011103471898 A CN2011103471898 A CN 2011103471898A CN 201110347189 A CN201110347189 A CN 201110347189A CN 102510035 A CN102510035 A CN 102510035A
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- suspension clamp
- groove
- hinged
- voltage transmission
- grabbing
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Abstract
The embodiment of the invention discloses a suspension clamp for a high voltage transmission line. The suspension clamp comprises a hinged end and a grabbing groove end, wherein the hinged end comprises a hinged hole, and the suspension clamp is hinged with an insulator through the hinged hole; and the grabbing groove end comprises a grabbing groove, a reinforcing rib is arranged at the back of the grabbing groove, and an extension lug is arranged at the open end of the grabbing groove. The suspension clamp provided by the embodiment of the invention can meet the requirement of high carrying capacity of high voltage and extra-high voltage transmission lines, and the convenience of construction can be improved.
Description
Technical field
The present invention relates to power transmission and distribution transmission line equipment, relate in particular to a kind of suspension clamp that is used for the high-voltage transmission circuit.
Background technology
In the power transmission and distribution transmission system, utilize the transmission of electricity of high-voltage transmission circuit to have many advantages, such as increasing substantially electric network transportation ability, prolong transmission distance; Can also practice thrift the transmission of electricity corridor, reduce land seizure; And promote the construction of base of big moulded coal electricity, and alleviate environmental problem that railway transportation pressure and coal long-distance transportation possibly cause etc., the most important thing is to reduce loss in these advantages.Development high pressure, system for ultra-high voltage transmission, its social benefit, economic benefit, obvious environment benefit.China is building high pressure, system for ultra-high voltage transmission; Particularly the engineering development of 500kV transmission line construction is swift and violent, and in order to improve ability to transmit electricity, large-section lead is widely used in the 500kV circuit; This large-section lead deadweight is higher; Breaking weight tonnage demand to suspension clamp is bigger, and existing national standard suspension clamp can not be applicable to high-voltage transmission circuit, especially the ultra high voltage transmission line of using large-section lead owing to carry lower.Therefore in carrying out high pressure, the transformation of ultra high voltage transmission line or new construction, be badly in need of a kind of suspension clamp that has than high bearing capacity.And no matter traditional lead and insulator fixing means employing binding-type are with aluminium wire or self-adhesive tape, through long-term open-air aging, oxidation, cause wire dropping easily, and discharge is tripped, and is unfavorable for improving the reliability of transmission line.
Summary of the invention
Because the deficiency that prior art exists; The object of the present invention is to provide a kind of suspension clamp that is used for the high-voltage transmission circuit; This suspension clamp adopts and grabs groove structure and articulated structure, has strong, the convenient characteristics of constructing of bearing capacity, applicable to high pressure, ultra high voltage transmission line.
To achieve these goals, the suspension clamp that is used for the high-voltage transmission circuit provided by the invention comprises: hinged end with grab the groove end, said hinged end comprises hinge hole, said suspension clamp is hinged through this hinge hole and insulator; The said groove end of grabbing comprises one and grabs groove, and the said back side of grabbing groove is provided with reinforcement, and said openend of grabbing groove is provided with the extension ear.
Preferably, said hinge hole forms through the hinged end that an evagination arc fixed plate is installed on said suspension clamp.
Preferably, said extension ear of grabbing groove is provided with outer convex tension disc.
Suspension clamp of the present invention is provided with hinged end and grabs the groove end, and hinged end adopts articulated structure to be connected with insulator, grabs the groove end and has the groove of grabbing, and grabs the groove back side reinforcement is set, and grabs the channel opening end extension ear is set.Compared with prior art; The present invention on the one hand can the grasping large-section lead through the groove structure of grabbing of suspension clamp; Grab the groove Stability Analysis of Structures on the other hand, can carry the weight of large-section lead, satisfied the requirement of the high bearing capacity of high pressure, ultra high voltage transmission line thus.Simultaneously, the hinge hole through hinged end between suspension clamp and the insulator is connected, and suspension clamp can rotate arbitrarily with respect to insulator, and this structure can make suspension clamp adapt to various setting angles during line construction, offers convenience for construction, service work.
Description of drawings
A kind of suspension clamp of Fig. 1 for using in the prior art mesohigh transmission line;
Fig. 2 (a) is the side-looking structure chart of one embodiment of the present of invention;
Fig. 2 (b) is the plan structure figure of one embodiment of the present of invention;
Fig. 3 is the three-dimensional model diagram of the embodiment of the invention;
Fig. 4 is the application scenarios figure of the embodiment of the invention.
Among the figure: 10, insulator; 11, stiff end;
12, wire clamp end; 20, suspension clamp;
21, hinge hole; 22, grab groove;
23, fixed head; 24, reinforcement;
25, extend ear; 26, tension disc.
Embodiment
Main thought of the present invention is hinged end to be set and to grab the groove end at the suspension clamp that is used for the high-voltage transmission circuit, and hinged end adopts articulated structure to be connected with insulator, grabs the groove end and has the groove of grabbing; Grab the groove back side reinforcement is set, grab the channel opening end extension ear is set, the suspension clamp that adopts this structure not only can the grasping large-section lead; Increase the weight capacity of suspension clamp; And hinged, for convenience detach between suspension clamp and the insulator, installation through hinge hole, convenient Maintenance and Repair.
In order to make those skilled in the art can further understand characteristic of the present invention and technology contents,, technical scheme of the present invention is described in detail below in conjunction with accompanying drawing and embodiment.
Referring to accompanying drawing 2 (a) and Fig. 2 (b), Fig. 2 (a) is the side-looking structure chart of one embodiment of the present of invention, and Fig. 2 (b) is the side-looking structure chart of one embodiment of the present of invention.The suspension clamp that is used for the high-voltage transmission circuit 20 that the embodiment of the invention provides comprises: hinged end with grab the groove end, hinged end comprises hinge hole 21, suspension clamp 20 is hinged with insulator through this hinge hole 21; Grab the groove end and comprise one and grab groove 22, the back side of grabbing groove 22 is provided with reinforcement 24, and the openend of grabbing groove is provided with and extends ear 25.Hinge hole 21 among the present invention forms through the hinged end that an evagination arc fixed plate 23 is installed on suspension clamp.Hinged through the hinge hole and the insulator of hinged end during the work of the suspension clamp of present embodiment, the high-voltage transmission circuit is grabbed the groove grasping through what suspension clamp was grabbed the groove end.For ease of understanding, the applicant gives three-dimensional model diagram of the present invention, sees also accompanying drawing 3.
The suspension clamp of the embodiment of the invention is provided with hinged end and grabs the groove end, and hinged end adopts articulated structure to be connected with insulator, grabs the groove end and has the groove of grabbing, and grabs the groove back side reinforcement is set, and grabs the channel opening end extension ear is set.Compared with prior art; The present invention on the one hand can the grasping large-section lead through the groove structure of grabbing of suspension clamp; Grab the groove Stability Analysis of Structures on the other hand, can carry the weight of large-section lead, satisfied the requirement of the high bearing capacity of high pressure, ultra high voltage transmission line thus.Simultaneously, the hinge hole through hinged end between suspension clamp and the insulator is connected, and suspension clamp can rotate arbitrarily with respect to insulator, and this structure can make suspension clamp adapt to various setting angles; The extension ear that suspension clamp is grabbed the setting of channel opening end make the high-voltage transmission circuit fill in to grab groove accurately, firm, these design features bring very big facility for construction, service work.
Referring to accompanying drawing 4, the figure shows the application scenarios figure of the embodiment of the invention.In the figure, the lower end of suspension clamp is connected with insulator 10, and an end of insulator 10 is a stiff end 11, and the other end is a wire clamp end 12, and wire clamp end 12 is connected the hinged end of suspension clamp through hinge hole 21.Mentioning hinge hole 21 in the foregoing description forms through the hinged end that an evagination arc fixed plate 23 is installed on suspension clamp; Can fixed head 23 and suspension clamp 20 be surrounded on the wire clamp end 12 of insulator 10 like this, through bolt fixed head 23 be installed on the suspension clamp 20 then, can stop suspension clamp 20 to be thrown off because the wire clamp end 12 of insulator 10 has end cap; Therefore can be through being articulated and connected the two; Can make connection fastening, also can rotate relatively, help construction, service work.
Outside extending ear, attachment device is not set in the foregoing description, in fact,, also can grabbing installation tension disc 26 on the extension ear 25 of groove 22 (annotate: be to simplify to draw, this label is identified among Fig. 2 (a)) in practical application.The effect of tension disc 26 is: with the high-voltage transmission lead put into grab groove 22 after, utilize tension disc 26 to push down lead, avoid lead to deviate from.The present invention does not have special demands to the shape of tension disc 26, but preferred tension disc 26 has the arc of evagination, can make like this to grab the lead accurate positioning in the groove 22 and be not moved.
Above-described embodiment of the present invention does not constitute the qualification to protection range of the present invention.Any modification of within spirit of the present invention and principle, being done, be equal to replacement and improvement etc., all should be included within the claim protection range of the present invention.
Claims (3)
1. a suspension clamp that is used for the high-voltage transmission circuit is characterized in that, this suspension clamp (20) comprising: hinged end with grab the groove end, said hinged end comprises hinge hole (21), said suspension clamp (20) is hinged through this hinge hole (21) and insulator; The said groove end of grabbing comprises one and grabs groove (22), and the said back side of grabbing groove (22) is provided with reinforcement (24), and said openend of grabbing groove is provided with and extends ear (25).
2. suspension clamp according to claim 1 is characterized in that, said hinge hole (21) forms through the hinged end that an evagination arc fixed plate (23) is installed on said suspension clamp (20).
3. suspension clamp according to claim 1 and 2 is characterized in that, said extension ear (25) of grabbing groove (22) is provided with outer convex tension disc (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103471898A CN102510035A (en) | 2011-11-04 | 2011-11-04 | Suspension clamp for high voltage transmission line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103471898A CN102510035A (en) | 2011-11-04 | 2011-11-04 | Suspension clamp for high voltage transmission line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102510035A true CN102510035A (en) | 2012-06-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103471898A Pending CN102510035A (en) | 2011-11-04 | 2011-11-04 | Suspension clamp for high voltage transmission line |
Country Status (1)
| Country | Link |
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| CN (1) | CN102510035A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106025978A (en) * | 2015-03-24 | 2016-10-12 | 西门子公司 | Clamp holder for a supplementary element for high-voltage overhead lines |
| CN112436471A (en) * | 2020-11-19 | 2021-03-02 | 广东电网有限责任公司 | Binding tool and street code assembly |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202282594U (en) * | 2011-10-30 | 2012-06-20 | 奉欣电气科技有限公司 | Insulator fixing suspension clamp |
-
2011
- 2011-11-04 CN CN2011103471898A patent/CN102510035A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202282594U (en) * | 2011-10-30 | 2012-06-20 | 奉欣电气科技有限公司 | Insulator fixing suspension clamp |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106025978A (en) * | 2015-03-24 | 2016-10-12 | 西门子公司 | Clamp holder for a supplementary element for high-voltage overhead lines |
| CN106025978B (en) * | 2015-03-24 | 2018-11-09 | 西门子公司 | The clamping and fixing device of adapter is used in high voltage overhead lines |
| CN112436471A (en) * | 2020-11-19 | 2021-03-02 | 广东电网有限责任公司 | Binding tool and street code assembly |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20120620 |