CN203398737U - Short-circuited terminal for short circuit of low-voltage cables - Google Patents
Short-circuited terminal for short circuit of low-voltage cables Download PDFInfo
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- CN203398737U CN203398737U CN201320409481.2U CN201320409481U CN203398737U CN 203398737 U CN203398737 U CN 203398737U CN 201320409481 U CN201320409481 U CN 201320409481U CN 203398737 U CN203398737 U CN 203398737U
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- short circuit
- conductive casings
- circuited terminal
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Abstract
The utility model discloses a short-circuited terminal for short circuit of low-voltage cables. The short-circuited terminal comprises a conductive sleeve and a fixing bolt, of which the front end extends into the inner cavity of the conductive sleeve, and the central portion of the conductive sleeve is provided with a clamp connection surface. The external side of the conductive sleeve is provided with a movable insulating sheath. When the short-circuited terminal is in use, a cable is inserted in the conductive sleeve and positioned and fastened through fixing bolts. Since the central portion of the conductive sleeve is provided with a clamp connection surface. during manufacturing a joint, the fixing bolt blocked by a wrench can convenient be tightened. Since the external side of the conductive sleeve is provided with a movable insulating sheath, the insulating sheath can be closed after installation of the cable. The short-circuited terminal is waterproof and is capable of preventing other object form contacting the short circuit. The short-circuited terminal is standard and beautiful and is rapid in short circuit speed, tightly in joint and convenient for promotion and use.
Description
Technical field
The utility model belongs to power equipment electric current short-circuit device technical field, particularly a kind of short-circuited terminal of low-voltage cable short circuit.
Background technology
When Phase of Electric Power Projects, usually can run into such problem: the cable of laying is than a long part of estimating, or equipment is when transform, because the displacement of screen cabinet causes cable to fall short of.If this root total cable length is shorter, be to change temporarily; Situation is that cable is long but more, 100 meters long, and one end is indoor, an other end is received outdoor terminal box, at this moment just need to remove and shield cable fire-proof mud cashier's office in a shop, pry open fire compartment wall, opening a series of processes such as cable channel cover plate could change, and after new cable has laid, also needs again to build cover plate, operation is more, more consuming time.Tackle this situation, conventional method is to adopt cable joint to process at present, but has following defect: the one, and, many cable joints, Jiu Duoyige fault point; The 2nd,, joint is in the past all manual winding, the degree that joint is tightened varies with each individual, and is difficult to hold, and after cannot guaranteeing to switch on, joint does not generate heat, if be fixed with set bolt, carry out insulation processing, joint there will be large " radish " shape, affects attractive in appearance again, otherwise cable core is easily hindered finger, also mackintosh be may puncture, single-phase earthing or phase fault caused; The 3rd,, if cable joint position is improper, for example, be at cable trough, cable joint is processed bad meeting watered and wetting, can cause single-phase earthing or phase fault, and, there is very large potential safety hazard in the major accidents such as meeting initiation fire.If at screen cabinet terminal board place, certain root cable is short, just need to transfer at terminal board place, if there is no dead end, just need to increase dead end, original terminal board order has been upset, and be not inconsistent with former design drawing, transfer like this, it is very very difficult wanting to search a certain cable, for future equipment obstacle management brought larger difficulty.
Application number: 200920276556.8 Chinese patent discloses a kind of Multi-purpose CT secondary short-circuited terminal, include at least one terminal body, terminal body is provided with at least two instrument connections, the head end of terminal body has dop, the tail end of terminal body has draw-in groove, and dop and draw-in groove between the terminal body that is connected can be connected from beginning to end.Described Multi-purpose CT secondary short-circuited terminal is mainly used in testing short circuit use, and the demand intensity while not reaching the quick shorted end of low-voltage cable has very large limitation.Therefore, need the short-circuited terminal of designing a kind of low-voltage cable short circuit badly and solve the problems referred to above.Therefore, need a kind of easy to use and cable short-circuited terminal of safety again of development badly, solve the deficiency of problems.
Utility model content
The utility model object is to address the above problem, and provides a kind of simple in structure, safe and reliable, and the short-circuited terminal of low-voltage cable short circuit attractive in appearance.
For achieving the above object, the technical solution adopted in the utility model is: a kind of short-circuited terminal of low-voltage cable short circuit, it comprises conductive casings and set bolt, and described set bolt front end puts in the inner chamber of described conductive casings, and described conductive casings middle part arranges card access surface.
Described card access surface is set to regular hexagon or square.
Described set bolt scattering device is on described conductive casings.
The quantity of described set bolt is four or six or eight.
Described conductive casings adopts red metal product.
The movable insulating sleeve of described conductive casings outer setting.
Described conductive casings two ends arrange cable positioning sleeve.
Described conductive casings one end arranges a main electrical scheme end, and opposite side arranges the secondary terminals of some dispersions.
Flexible insulation rope is set on described conductive casings, and described insulating cord front end arranges the suspension element of insulation processing.
The utility model comprises conductive casings and set bolt, described set bolt front end puts in the inner chamber of described conductive casings, cable pierces in described conductive casings, by described set bolt, realize location and tightening, described conductive casings middle part arranges card access surface, when making joint, can block with spanner, be convenient to tighten described set bolt, described card access surface can be set to regular hexagon or square as required, be convenient to utilize spanner clamping location, described set bolt scattering device is on described conductive casings, the quantity of described set bolt is four or six or eight, two ends are respectively over two, in the time of fixedly, first fix inner side set bolt, then fix outside set bolt, finally all set bolts are all fastening, fixed effect is good, reliability is high, described set bolt can be set to in-line or cross as required, utilization rate is all very high, described conductive casings adopts red metal product, conducts electricity very well, and caloric value is few, is not easy to get rusty, the movable insulating sleeve of described conductive casings outer setting, closes up described insulating sleeve after installing cables, not only have water-proof function and also have the generation of the foreign object of preventing contact short circuit phenomenon, and compare standard, attractive in appearance, described conductive casings two ends arrange cable positioning sleeve, in the time of attachment of conductors or cable, are convenient to cable joint to draw in and guiding function, and after installing, can be by the edge abrasion of described conductive casings, incised wound, described conductive casings one end arranges a main electrical scheme end, opposite side arranges the secondary terminals of some dispersions, is specially adapted to need the short circuit of relocating of the Stranded cable of processing separately, in the time of the secondary terminals cable of short circuit, should be noted that and guarantee that the length of per share cable is consistent, make stressed even, flexible insulation rope is set on described conductive casings, and described insulating cord front end arranges the suspension element of insulation processing, is convenient to realize the location to described conductive casings, prevents short-circuited terminal position distortion discontinuity.
The utility model has lot of advantages in whole cable short circuit process time, and the one, speed is very fast, saves the engineering time; Er Shi joint is very fastening, guarantees security of operation; The 3rd, good looking appearance.This use new structure is simple, easy to use, and easy operating is safe and reliable, has greatly improved operating efficiency, can be construction department and saves a large number of operating expenses, is convenient to generally promote the use of.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described further:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is another kind of structural representation of the present utility model.
Embodiment
Specific embodiment one
As shown in Figure 1, a kind of short-circuited terminal of low-voltage cable short circuit, it comprises conductive casings 1 and set bolt 2, and described set bolt 2 front ends put in the inner chamber of described conductive casings 1, and described conductive casings 1 middle part arranges card access surface 3.
Described card access surface 3 is set to regular hexagon or square.
Described set bolt 2 scattering devices are on described conductive casings 1, and the quantity of described set bolt 2 is six.
Described conductive casings 1 adopts red metal product.
The movable insulating sleeve 4 of described conductive casings 1 outer setting.
Described conductive casings 1 two ends arrange cable positioning sleeve 5.
Described conductive casings 1 one end arranges a main electrical scheme end, and opposite side arranges the secondary terminals of some dispersions.
On described conductive casings 1, flexible insulation rope 6 is set, described insulating cord 6 front ends arrange the suspension element of insulation processing.
Specific embodiment two
As shown in Figure 2, a kind of short-circuited terminal of low-voltage cable short circuit, is with the difference of specific embodiment one: described conductive casings 1 one end arranges a main electrical scheme end, and opposite side arranges the secondary terminals of some dispersions.
Specific embodiment three
A short-circuited terminal for low-voltage cable short circuit, is with the difference of specific embodiment one: the quantity of described set bolt 2 is four or eight.
The utility model comprises conductive casings 1 and set bolt 2, described set bolt 2 front ends put in the inner chamber of described conductive casings 1, cable pierces in described conductive casings 1, by described set bolt 2, realize location and tightening, described conductive casings 1 middle part arranges card access surface 3, when making joint, can block with spanner, be convenient to tighten described set bolt 2, described card access surface 3 can be set to regular hexagon or square as required, be convenient to utilize spanner clamping location, described set bolt 2 scattering devices are on described conductive casings 1, the quantity of described set bolt 2 is four or six or eight, two ends are respectively over two, in the time of fixedly, first fix inner side set bolt 2, then fix outside set bolt 2, finally all set bolts 2 are all fastening, fixed effect is good, reliability is high, described set bolt 2 can be set to in-line or cross as required, utilization rate is all very high, described conductive casings 1 adopts red metal product, conducts electricity very well, and caloric value is few, is not easy to get rusty, the movable insulating sleeve 4 of described conductive casings 1 outer setting, closes up described insulating sleeve 4 after installing cables, not only have water-proof function and also have the generation of the foreign object of preventing contact short circuit phenomenon, and compare standard, attractive in appearance, described conductive casings 1 two ends arrange cable positioning sleeve 5, in the time of attachment of conductors or cable, are convenient to cable joint to draw in and guiding function, and after installing, can be by the edge abrasion of described conductive casings 1, incised wound, described conductive casings 1 one end arranges a main electrical scheme end, opposite side arranges the secondary terminals of some dispersions, is specially adapted to need the short circuit of relocating of the Stranded cable of processing separately, in the time of the secondary terminals cable of short circuit, should be noted that and guarantee that the length of per share cable is consistent, make stressed even, on described conductive casings 1, flexible insulation rope 6 is set, described insulating cord 6 front ends arrange the suspension element of insulation processing, are convenient to realize the location to described conductive casings 1, prevent short-circuited terminal position distortion discontinuity.
The utility model has lot of advantages in whole cable short circuit process time, and the one, speed is very fast, saves the engineering time; Er Shi joint is very fastening, guarantees security of operation; The 3rd, good looking appearance.This use new structure is simple, easy to use, and easy operating is safe and reliable, has greatly improved operating efficiency, can be construction department and saves a large number of operating expenses, is convenient to generally promote the use of.
Claims (8)
1. a short-circuited terminal for low-voltage cable short circuit, is characterized in that: it comprises conductive casings and set bolt, and described set bolt front end puts in the inner chamber of described conductive casings, and described conductive casings middle part arranges card access surface.
2. the short-circuited terminal of low-voltage cable short circuit as claimed in claim 1, is characterized in that: described card access surface is set to regular hexagon or square.
3. the short-circuited terminal of low-voltage cable short circuit as claimed in claim 1, is characterized in that: described set bolt scattering device is on described conductive casings, and the quantity of described set bolt is four or six or eight.
4. the short-circuited terminal of low-voltage cable short circuit as claimed in claim 1, is characterized in that: described conductive casings adopts red metal product.
5. the short-circuited terminal of low-voltage cable short circuit as claimed in claim 1, is characterized in that: the movable insulating sleeve of described conductive casings outer setting.
6. the short-circuited terminal of low-voltage cable short circuit as described in any one in claim 1-5, is characterized in that: described conductive casings two ends arrange cable positioning sleeve.
7. the short-circuited terminal of low-voltage cable short circuit as described in any one in claim 1-5, is characterized in that: described conductive casings one end arranges a main electrical scheme end, and opposite side arranges the secondary terminals of some dispersions.
8. the short-circuited terminal of low-voltage cable short circuit as described in any one in claim 1-5, is characterized in that: flexible insulation rope is set on described conductive casings, and described insulating cord front end arranges the suspension element of insulation processing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320409481.2U CN203398737U (en) | 2013-07-10 | 2013-07-10 | Short-circuited terminal for short circuit of low-voltage cables |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320409481.2U CN203398737U (en) | 2013-07-10 | 2013-07-10 | Short-circuited terminal for short circuit of low-voltage cables |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203398737U true CN203398737U (en) | 2014-01-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320409481.2U Expired - Fee Related CN203398737U (en) | 2013-07-10 | 2013-07-10 | Short-circuited terminal for short circuit of low-voltage cables |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203398737U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113097824A (en) * | 2021-04-01 | 2021-07-09 | 国网安徽省电力有限公司合肥供电公司 | Current short circuit tool |
-
2013
- 2013-07-10 CN CN201320409481.2U patent/CN203398737U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113097824A (en) * | 2021-04-01 | 2021-07-09 | 国网安徽省电力有限公司合肥供电公司 | Current short circuit tool |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140115 |