CN203881803U - Insulating rod wire-hanging connector used for CVT tests - Google Patents
Insulating rod wire-hanging connector used for CVT tests Download PDFInfo
- Publication number
- CN203881803U CN203881803U CN201420161420.3U CN201420161420U CN203881803U CN 203881803 U CN203881803 U CN 203881803U CN 201420161420 U CN201420161420 U CN 201420161420U CN 203881803 U CN203881803 U CN 203881803U
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- wire
- hanging
- hanging rod
- rod
- insulating bar
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Abstract
The utility model provides an insulating rod wire-hanging connector used for CVT tests. The insulating rod wire-hanging connector comprises a connecting piece matched with a head of an insulating rod, a first wire-hanging rod, and a second wire-hanging rod, and an included angle is formed between the first wire-hanging rod and the second wire-hanging rod, one end of the first wire-hanging rod is connected with one end of the second wire-hanging rod, and the connected ends of the first wire-hanging rod and the second wire-hanging rod are bent towards the same direction, the end portions of the other ends of the first wire-hanging rod and the second wire-hanging rod are respectively provided with a contact in wire connection with a flange in the center of a capacitive voltage divider, the bent direction of the connected ends of the first wire-hanging rod and the second wire-hanging rod is taken as the lower part, the connecting piece is fixedly connected with the lower part of the first wire-hanging rod and/or the second wire-hanging rod. The insulating rod wire-hanging connector used for the CVT tests is simple and reasonable in structure, two wire-hanging rods are employed to be attached to the outer edge of the flange of the capacitive voltage divider, contacts for the wiring of the flange can be attached to the capacitive voltage divider stably, by employing the tail-raising design of the two wire-hanging rods, test lead wires can be clamped conveniently, convex teeth on the connecting piece can be connected to tooth grooves of the head of the insulating rod, present insulating rods can be effectively utilized, the connection is relatively firm, and the cost is saved.
Description
Technical field
The utility model relates to the technical field of capacitance type potential transformer CVT test, particularly relates to a kind of insulating bar hanging wire joint for CVT test.
Background technology
In transformer station, especially in 500kV transformer station, the One's name is legion of capacitance type potential transformer (CVT), its preventive trial is an important ring in transformer station's testing.The main experimental project of CVT, as the test of the insulation resistance of capacitive divider, dielectric loss, electric capacity etc., all need to be in the capacitive divider central flange wiring of CVT.For the CVT in ehv power transmission system, the number of contacts of its flange wiring is many, position is high, at present generally adopt the mode of insulating bar hanging wire to carry out flange wiring, wherein for catching on the insulating bar head of capacitive divider middle part mounting point, mostly to be metal hook-shaped, yet the end face of flange at capacitive divider middle part is smooth, and outstanding edge is shorter, the mounting point that insulating bar head can hook seldom, often cause insulating bar to be firmly affiliated to, so that hanging wire repeatedly, labour intensity increased.And, test lead conventionally along insulating bar, draw lower after, remaining line is wrapped in to insulating bar minor details, be convenient to and ground insulation and instrument wiring, if insulating bar is toppled over, easily break nearby device porcelain screen, cause the serious consequences such as electric network fault, casualties; And arrangement personnel help insulating bar, can face again the risk that personnel and test lead safe distance are inadequate.
Summary of the invention
In order to solve the problems of the technologies described above, the technical solution of the utility model is as follows:
A kind of insulating bar hanging wire joint for CVT test, comprise the web member, the first standard trolley that are connected with insulating bar head, also comprise the second standard trolley that forms angle with described the first standard trolley, one end of described the first standard trolley and the second standard trolley is connected and bends to same direction, the end of the other end is respectively equipped with the contact with the wiring of capacitive divider central flange, the overbending direction of one end that described the first standard trolley and the second standard trolley be connected of take is below, and described web member is fixedly connected on the below of described the first standard trolley and/or the second standard trolley.
Web member is fixedly connected with the downside of the first standard trolley and/or the second standard trolley, form the hanging wire joint with two contacts, recycling web member is arranged on insulating bar head, thereby can utilize insulating bar to control hanging wire joint, by the contact on hanging wire joint and the wiring of capacitive divider flange, realize two point contact.The quantity of its contact is suitable, is connected firmly, and does not increase again weight or the waste material of hanging wire joint integral body; The tail that sticks up that utilizes the bending downwards of the first insulating bar and the second insulating bar, can cause test lead on insulating bar easily, then from insulating bar, cause the pertinent instruments of lower.
Described web member is provided with the groove that extends downward from web member middle part web member and be connected with insulating bar head, and the described web member side outside groove is provided with a circle perpendicular to web member side the double wedge that meshes with insulating bar head groove.Can utilize groove that insulating bar head and web member are fixed, its installation and removal are convenient, by double wedge, can mesh with insulating bar head groove, make connection more firm, and can effectively be connected with original insulating bar, utilize existing resource, reduce manufacturing expense.
The described insulating bar hanging wire joint for CVT test also comprises the link plate being connected between described the first standard trolley and the second standard trolley, and described web member is fixedly connected with the lower surface that links plate.Can make hanging wire joint structure on the whole more firm, and profile is more attractive in appearance.
The utility model has the advantages that: it is simple and reasonable, two contacts are set, adopt two point contact, can properer capacitive divider flange outer rim, make being affiliated to of contact point in flange wiring more firm; The tail that sticks up that utilizes the bending downwards of the first insulating bar and the second insulating bar, can clamp test lead easily; Can also be connected with insulating bar joint with double wedge by the groove on web member, effectively utilize existing insulating bar, cost-saving.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
Description of reference numerals: 1, web member; 2, the first standard trolley; 3, contact; 4, double wedge; 5, groove; 6, link plate; 7, the second standard trolley.
Embodiment
For above-mentioned purpose of the present utility model, feature and advantage can be become apparent more, below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As shown in Figure 1,
In order to solve the problems of the technologies described above, the technical solution of the utility model is as follows:
A kind of insulating bar hanging wire joint for CVT test, comprise the web member 1 being connected with insulating bar head, the first standard trolley 2, also comprise the second standard trolley 7 that forms angle with described the first standard trolley 2, one end of described the first standard trolley 2 and the second standard trolley 7 is connected and bends to same direction, the end of the other end is respectively equipped with the contact 3 with the wiring of capacitive divider central flange, the overbending direction of one end that described the first standard trolley 2 and the second standard trolley 7 be connected of take is below, described web member 1 is fixedly connected on the below of described the first standard trolley 2 and/or the second standard trolley 7.
Utilize web member 1 to be fixedly connected with the downside of any one or two in the first standard trolley 2, the second standard trolley 7, one end of the first standard trolley 2 and the second standard trolley 7 is connected simultaneously, can form the hanging wire joint with two contacts 3, recycling web member 1 by hanging wire jiont treatment of the present utility model at insulating bar head, thereby can utilize insulating bar to control hanging wire joint, make two contacts 3 and the wiring of capacitive divider flange.
Described web member 1 is provided with the groove 5 that extends downward from web member 1 middle part web member 1 and be connected with insulating bar head, the described web member side outside groove 5 be provided with a circle perpendicular to web member 1 side and with the double wedge 4 of insulating bar head groove engagement.
The described insulating bar hanging wire joint for CVT test also comprises the link plate 6 being connected between described the first standard trolley 2 and the second standard trolley 7, and described web member 1 is fixedly connected with the lower surface that links plate 6.
The utility model can adopt brass material to make, and electric conductivity is good, and overall appearance, firm.In use, the first standard trolley 2 and the second standard trolley 7 are connected into an integral body by linking plate 6, and web member 1 is fixedly connected with the lower surface that links plate 6, thereby form well-set hanging wire joint; Again insulating bar head is penetrated in the groove 5 on web member 1, make the double wedge 4 on web member 1 mesh with the groove of insulating bar head simultaneously, insulating bar head and web member 1 are firmly linked together.Utilize insulating bar reliable control to be arranged on the contact 3 on hanging wire joint, make contact 3 and the wiring of capacitive divider flange, because shape between the first standard trolley 2 and the second standard trolley 7 is at a certain angle, properer capacitive divider flange outer rim, make two contacts 3 on capacitive divider, be affiliated to more firmly, and the first standard trolley 2 and the reclinate tail that sticks up of second standard trolley 7 other ends, can easily test lead be caused on insulating bar, from insulating bar, cause again the pertinent instruments of lower downwards, this sticks up tail can clamp test lead easily, prevent that test lead from rocking even and dropping aloft.
Through practice, the insulating bar hanging wire joint for CVT test of the present utility model can effectively reduce the working strength of CVT preventive trial hanging wire, has strengthened the operability of test hanging wire; Reduce the hanging wire working time, effectively improved work efficiency; Also reduce security risk, guaranteed the safe operation of equipment.
The utility model is simple and reasonable, adopt the first standard trolley and two standard trolleies of the second standard trolley, and a contact is respectively set, proper capacitive divider flange outer rim, makes the contact point of flange wiring be affiliated to more firm, and two standard trolleies stick up tail design, convenient clamping test lead, can also be connected with the groove of insulating bar joint by the double wedge on web member, and connect more firm, effectively utilize existing insulating bar, saved cost.
Above-listed detailed description is for the illustrating of the utility model possible embodiments, and this embodiment is not in order to limit the scope of the claims of the present utility model, does not allly depart from the equivalence that the utility model does and implements or change, all should be contained in the scope of the claims of this case.
Claims (3)
1. the insulating bar hanging wire joint for CVT test, comprise the web member being connected with insulating bar head, the first standard trolley, it is characterized in that, also comprise the second standard trolley that forms angle with described the first standard trolley, one end of described the first standard trolley and the second standard trolley is connected and bends to same direction, the end of the other end is respectively equipped with the contact with the wiring of capacitive divider central flange, the overbending direction of one end that described the first standard trolley and the second standard trolley be connected of take is below, described web member is fixedly connected on the below of described the first standard trolley and/or the second standard trolley.
2. the insulating bar hanging wire joint for CVT test according to claim 1, it is characterized in that, described web member is provided with the groove that extends downward from web member middle part web member and be connected with insulating bar head, and the described web member side outside groove is provided with a circle perpendicular to web member side the double wedge that meshes with insulating bar head groove.
3. the insulating bar hanging wire joint for CVT test according to claim 1 and 2, is characterized in that, also comprises the link plate being connected between described the first standard trolley and the second standard trolley, and described web member is fixedly connected with the lower surface that links plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420161420.3U CN203881803U (en) | 2014-04-03 | 2014-04-03 | Insulating rod wire-hanging connector used for CVT tests |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420161420.3U CN203881803U (en) | 2014-04-03 | 2014-04-03 | Insulating rod wire-hanging connector used for CVT tests |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203881803U true CN203881803U (en) | 2014-10-15 |
Family
ID=51682288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420161420.3U Expired - Fee Related CN203881803U (en) | 2014-04-03 | 2014-04-03 | Insulating rod wire-hanging connector used for CVT tests |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203881803U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106526247A (en) * | 2016-11-18 | 2017-03-22 | 中国南方电网有限责任公司超高压输电公司昆明局 | Secure and stable wire hanging head for insulated test wire hanging pole |
-
2014
- 2014-04-03 CN CN201420161420.3U patent/CN203881803U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106526247A (en) * | 2016-11-18 | 2017-03-22 | 中国南方电网有限责任公司超高压输电公司昆明局 | Secure and stable wire hanging head for insulated test wire hanging pole |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141015 Termination date: 20150403 |
|
| EXPY | Termination of patent right or utility model |