CN213366988U - Flexible PT plug connector of high-voltage switch equipment - Google Patents
Flexible PT plug connector of high-voltage switch equipment Download PDFInfo
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- CN213366988U CN213366988U CN202022458472.5U CN202022458472U CN213366988U CN 213366988 U CN213366988 U CN 213366988U CN 202022458472 U CN202022458472 U CN 202022458472U CN 213366988 U CN213366988 U CN 213366988U
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Abstract
The utility model relates to a flexible PT plug connector of high tension switchgear, including two separable connectors, be connected with the flexible cable between the cable junction end of two separable connectors. Adopt two separable connectors of flexible cable connection for whole PT plug connector can be crooked and change the angle at will, and the installation is nimble convenient, can make full use of equipment inner space, because can be crooked at will, the installation effectiveness is high moreover, can effectual saving equipment inner space, can do compacter to equipment, and then practice thrift the cost.
Description
The technical field is as follows:
the utility model relates to a flexible PT plug connector of high tension switchgear.
Background art:
along with the rapid advance of urban cabling, more and more cabling equipment is provided, but the urban floor area is limited, so that the miniaturization trend of distribution network equipment is more and more obvious, the internal space of the miniaturization equipment is limited, and all components are compactly arranged. The traditional PT plug connector is connected by adopting a cross-linked polyethylene cable, the cable is hard and difficult to bend, the minimum bending radius cannot be less than 15 times of the diameter of the cable, the PT plug connector is difficult to mount under the condition that the internal space of equipment is limited, and the PT plug connector is hard, has high requirement on the accuracy of the mounting size and cannot be mounted by slight deviation.
The utility model has the following contents:
the utility model discloses make the improvement to the problem that above-mentioned prior art exists, promptly the utility model aims to solve the technical problem that a high tension switchgear flexibility PT plug connector is provided, not only structural design is reasonable, simple to operate moreover.
In order to realize the purpose, the utility model discloses a technical scheme is: a flexible PT plug connector of high-voltage switch equipment comprises two separable connectors, and a flexible cable is connected between cable connecting ends of the two separable connectors.
Further, the flexible cable is a silicon rubber insulation flexible cable.
Further, the separable connector comprises an insulating sleeve, a transverse installation cavity and a longitudinal installation cavity which are communicated with each other are arranged in the insulating sleeve, and a cable connector lug used for being connected with the flexible cable is arranged in the longitudinal installation cavity; the cable connector is characterized in that an insulating plug is arranged at one end of the transverse mounting cavity, an equipment cable plug used for being connected with electrical equipment is inserted into the other end of the transverse mounting cavity, and a connecting conductor assembly matched with a cable connector lug is arranged on the insulating plug.
Furthermore, a temperature sensing module is arranged in the insulating plug of one of the separable connectors.
Furthermore, the insulating plug is a round table body with a large end facing outwards, a fixed seat is arranged at the small end of the round table body, and the temperature sensing module is installed on the fixed seat.
Furthermore, the temperature sensing module comprises a temperature sensor tightly attached to the fixing seat, a signal emitter and a CT sensing power supply are arranged beside the temperature sensor, and the CT sensing power supply, the signal emitter and the temperature sensor are electrically connected.
Compared with the prior art, the utility model discloses following effect has: the utility model has the advantages of reasonable design, adopt two separable connectors of flexible cable connection, can be crooked and change the angle at will during the use, the installation is nimble, convenient, effectively improves the installation effectiveness and reduces working strength.
Description of the drawings:
fig. 1 is a schematic front view of the embodiment of the present invention;
fig. 2 is a schematic diagram of the structure of one of the separable connectors according to the embodiment of the present invention.
The specific implementation mode is as follows:
the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
As shown in fig. 1-2, the utility model relates to a flexible PT plug connector of high-voltage switchgear, including two separable connectors 25, be connected with flexible cable 27 between the cable junction end 26 of two separable connectors 25. Adopt flexible cable 27 to connect two separable connectors 25 for whole PT plug connector can be crooked and change the angle at will, and the installation is nimble convenient, can make full use of equipment inner space, because can be crooked at will, the installation effectiveness is high moreover, can effectual saving equipment inner space, can do equipment compacter, and then practice thrift the cost.
In this embodiment, the flexible cable 27 is a specially-made silicone rubber insulated flexible cable, instead of the cross-linked polyethylene insulated hard cable in the conventional technology.
In this embodiment, the separable connector 25 includes an insulating sleeve 1, a transverse installation cavity 2 and a longitudinal installation cavity 3 which are communicated with each other are arranged in the insulating sleeve 1, and a cable lug 4 for connecting with a flexible cable 27 is arranged in the longitudinal installation cavity 2; the cable connector is characterized in that an insulating plug 5 is arranged at one end of the transverse installation cavity 2, an equipment cable plug 24 used for being connected with electrical equipment is inserted into the other end of the transverse installation cavity 2, and a connecting conductor assembly matched with a cable connection 4 head is arranged on the insulating plug 5.
In this embodiment, in order to facilitate the temperature test of the whole PT plug connector during use, a temperature sensing module is provided in the insulating plug 5 of one of the separable connectors 25. The insulating plug 5 is a round table body with a large end facing outwards, a fixing seat 6 is arranged at the small end of the round table body, and the temperature sensing module is installed on the fixing seat 6. The temperature of the fixing seat fixedly connected with the connecting conductor component is directly measured through the temperature sensing module, and data are transmitted to the data acquisition unit through the signal transmitter. When the overtemperature occurs, the data acquisition unit can send out an alarm instruction to predict the hidden trouble of the fault in advance. The temperature detection structure well overcomes the defects that the traditional temperature measurement product adopts an indirect method to measure the temperature, so that the measurement error is large and the practicability is not strong, the measurement result is accurate and visual, and the temperature detection structure has good practicability.
In this embodiment, the temperature-sensing module includes the temperature sensor 15 of hugging closely with fixing base 6 to realize the detection of temperature, 15 sides of temperature sensor are provided with signal transmitter and CT induction power supply 17, and CT induction power supply 17 is including induction coil, ingests electric power from the electric current of flowing through the connecting conductor subassembly through the electromagnetic induction principle, and is wireless passive, avoids the inconvenience that the cable connection caused, be connected electrically between CT induction power supply, signal transmitter and the temperature sensor.
In this embodiment, for the installation of the insulating stopper 5 of convenience, be provided with screw thread blind hole 7 in the fixing base 6, the main aspects of the round platform body are provided with recess 8, be provided with spanner draw-in groove 9 in the recess 8, can directly rotate the insulating stopper through using special spanner for insulating stopper can go deep into insulating cover as far as, in order to guarantee insulating effect.
In this embodiment, the connecting conductor subassembly is including wearing stud 11 on cable connector head 4, the one end of stud 11 and the 7 threaded connection of screw thread blind hole in the fixing base, the other end and 24 threaded connection of equipment cable plug, nut 12, spring gasket 13 and flat gasket 14 have set gradually between fixing base 6 and the cable connector head 4, flat gasket and cable conductor joint hug closely, through tightening nut for the cable plug tightly is fixed in horizontal installation intracavity, also makes flat gasket and cable conductor joint hug closely simultaneously, thereby forms the current path between cable conductor joint, flat gasket, spring gasket, nut and the stud, avoids contact failure.
In this embodiment, the material of fixing base 6 is pure copper to the heat transfer of connecting conductor subassembly when generating heat, the lateral wall of fixing base 6 is provided with fastening ditch 10, in order to guarantee the firm connection between fixing base 6 and the insulating stopper 5, has also increased the area of contact between fixing base and the insulating stopper simultaneously, avoids skidding.
In this embodiment, the bottom of longitudinal installation cavity 3 is provided with stress cone 18 to guarantee that the cable is fixed in the cable connector lug, reduce external force, the bottom of stress cone 18 is provided with insulating layer 19, the bottom of insulating layer 19 is provided with semi-conductive step 20, in order to guarantee that the cable still can guarantee its electrical insulation shielding after peeling off the inoxidizing coating outside the cable core.
In this embodiment, the insulating sheath 1 is coated with a semi-conducting layer 21 to provide uniform insulation against sudden changes in the electric field at the interface, thereby breaking down the insulation.
In this embodiment, the outside of insulating plug 5 is provided with back stifled cap 22, back stifled cap 22 covers the one end of establishing insulating cover 1 and being equipped with insulating plug 5, back stifled cap 22 and semi-conductive layer 21 fixed connection, there is not direct connection between back stifled cap and the insulating plug.
The utility model discloses if disclose or related to mutual fixed connection's spare part or structure, then, except that other the note, fixed connection can understand: a detachable fixed connection (for example using bolts or screws) is also understood as: non-detachable fixed connections (e.g. riveting, welding), but of course, fixed connections to each other may also be replaced by one-piece structures (e.g. manufactured integrally using a casting process) (unless it is obviously impossible to use an integral forming process).
In addition, the terms used in any aspect of the present disclosure as described above to indicate positional relationships or shapes include similar, analogous, or approximate states or shapes unless otherwise stated.
The utility model provides an arbitrary part both can be assembled by a plurality of solitary component parts and form, also can be the solitary part that the integrated into one piece technology was made.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.
Claims (4)
1. The utility model provides a flexible PT plug connector of high tension switchgear which characterized in that: the flexible cable connector comprises two separable connectors, wherein a flexible cable is connected between cable connecting ends of the two separable connectors; the separable connector comprises an insulating sleeve, a transverse installation cavity and a longitudinal installation cavity which are communicated with each other are arranged in the insulating sleeve, and a cable connector lug used for being connected with a flexible cable is arranged in the longitudinal installation cavity; an insulating plug is arranged at one end of the transverse installation cavity, an equipment cable plug used for being connected with electrical equipment is inserted into the other end of the transverse installation cavity, and a connecting conductor assembly matched with a cable connector lug is arranged on the insulating plug; a temperature sensing module is arranged in the insulating plug of one separable connector.
2. A flexible PT plug connector for high voltage switchgear as claimed in claim 1 wherein: the flexible cable is a silicon rubber insulation flexible cable.
3. A flexible PT plug connector for high voltage switchgear as claimed in claim 1 wherein: the insulating plug is a round table body with a large end facing outwards, a fixing seat is arranged at the small end of the round table body, and the temperature sensing module is installed on the fixing seat.
4. A flexible PT plug connector for high voltage switchgear as claimed in claim 3 wherein: the temperature sensing module comprises a temperature sensor tightly attached to the fixing seat, a signal emitter and a CT sensing power supply are arranged beside the temperature sensor, and the CT sensing power supply, the signal emitter and the temperature sensor are electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022458472.5U CN213366988U (en) | 2020-10-29 | 2020-10-29 | Flexible PT plug connector of high-voltage switch equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022458472.5U CN213366988U (en) | 2020-10-29 | 2020-10-29 | Flexible PT plug connector of high-voltage switch equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213366988U true CN213366988U (en) | 2021-06-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022458472.5U Active CN213366988U (en) | 2020-10-29 | 2020-10-29 | Flexible PT plug connector of high-voltage switch equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213366988U (en) |
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2020
- 2020-10-29 CN CN202022458472.5U patent/CN213366988U/en active Active
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