CN210490304U - Power cable terminal conversion intermediate head - Google Patents
Power cable terminal conversion intermediate head Download PDFInfo
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- CN210490304U CN210490304U CN201921963137.1U CN201921963137U CN210490304U CN 210490304 U CN210490304 U CN 210490304U CN 201921963137 U CN201921963137 U CN 201921963137U CN 210490304 U CN210490304 U CN 210490304U
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Abstract
The utility model provides a power cable terminal conversion intermediate head, is including the terminal row that is used for communicateing power cable and bypass flexible cable, and terminal row one end has the line nose terminal that supplies power cable's line nose formula terminal to connect, and the terminal row other end has the female head of plug that supplies bypass flexible cable's quick plug terminal to peg graft, and line nose terminal switches on with the female first electrical property of plug. Compared with the prior art, the beneficial effects of the utility model reside in that: the line nose formula wiring terminal through nose formula wiring end and XLPE power cable is connected, peg graft through the quick plug terminal of the female head of plug and bypass flexible cable, structurally good realization, both ends respectively have the reference, make bypass flexible cable can with conventional XLPE power cable connect the conversion fast, expand original bypass live working mode, have characteristics such as simple to operate, easy operation, safe and reliable, the practicality is strong, can improve the field work efficiency, it has positive meaning to on-the-spot distribution maintenance fortune dimension.
Description
Technical Field
The utility model relates to a power cable construction equipment specifically indicates a power cable terminal conversion intermediate head.
Background
The bypass flexible cable comprehensive operation is widely applied to construction and maintenance sites of power supply offices in various regions, and besides the traditional bypass operation, in order to ensure the safety of live-line maintenance and convenience of construction of engineering personnel, professionals in the field of electric power always discuss, research and develop more operation possibilities.
In power supply wiring, an XLPE indoor (outdoor) power cable terminal is mainly connected to a terminal row or a binding post of power equipment by using a wire-nose type wiring terminal, and is widely applied due to simple structure and convenient installation. The bypass flexible cable terminal is mostly plugged by adopting a quick plugging terminal, and when the bypass live-line work is overhauled, the disassembled power cable terminal is difficult to be quickly connected with the bypass flexible cable terminal due to the structural difference between the wire nose type structure of the power cable terminal and the quick plugging structure of the bypass flexible cable terminal, so that the bypass connection scheme is changed or a matched connection terminal is changed on site. When the maintenance operation is finished, the modified terminal is restored to the original state, so that the field operation process is complex, time and labor are wasted, and the efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a remedy prior art's above-mentioned weak point, provide a high tension cable terminal conversion intermediate head, it has adopted following technical scheme.
The utility model provides a power cable terminal conversion intermediate head, is including the terminal row that is used for communicateing power cable and bypass flexible cable, and terminal row one end has the line nose terminal that supplies power cable's line nose formula terminal to connect, and the terminal row other end has the female head of plug that supplies bypass flexible cable's quick plug terminal to peg graft, and line nose terminal switches on with the female first electrical property of plug.
The terminal strip is provided with a tubular main insulating layer, and a conductive copper rod which is coaxially and tightly matched with the main insulating layer is arranged in the main insulating layer in a penetrating way; the tail end of the conductive copper rod axially extends out of the main insulating layer, and the wire nose terminal is formed at the tail end of the conductive copper rod; the head end of the conductive copper rod is aligned with the main insulating layer, the head end of the conductive copper rod is tubular, and the plugging female head is formed by the head end of the conductive copper rod.
The terminal block is also provided with an insulating climbing skirt which is coaxially and closely matched with the main insulating layer.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the line nose formula wiring terminal through nose formula wiring end and XLPE power cable is connected, peg graft through the quick plug terminal of the female head of plug and bypass flexible cable, structurally good realization, both ends respectively have the reference, make bypass flexible cable can with conventional XLPE power cable connect the conversion fast, expand original bypass live working mode, have characteristics such as simple to operate, easy operation, safe and reliable, the practicality is strong, can improve the field work efficiency, it has positive meaning to on-the-spot distribution maintenance fortune dimension.
The invention will be further described with reference to the accompanying drawings and specific embodiments.
Drawings
Fig. 1 is a schematic structural diagram of the middle terminal block of the present invention.
Fig. 2 is a schematic structural diagram of the present invention.
Fig. 3 is a reference diagram of the usage state of the present invention.
Detailed Description
As shown in fig. 1 to fig. 3, a power cable terminal conversion intermediate joint includes a terminal row 1 for communicating a power cable and a bypass flexible cable, a terminal nose terminal 2 for connecting a terminal nose type terminal of the power cable is arranged at one end of the terminal row 1, a plug female head 3 for plugging a quick plug terminal of the bypass flexible cable is arranged at the other end of the terminal row 1, and the terminal nose terminal 2 is electrically connected with the plug female head 3.
Preferably, the terminal block 1 has a tubular main insulating layer 11, and a conductive copper rod 12 coaxially and tightly matched with the main insulating layer 11 is arranged in the main insulating layer 11; the tail end of the conductive copper rod 12 axially extends out of the main insulating layer 11, and the wire nose terminal 2 is formed at the tail end of the conductive copper rod 12; the head end of the conductive copper rod 12 is aligned with the main insulating layer 11, the head end of the conductive copper rod 12 is tubular, and the plugging female head 3 is formed by the head end of the conductive copper rod 12.
Preferably, the terminal block 1 further has an insulating climbing skirt 13 coaxially fitted on the main insulating layer 11. The main insulating layer 11 and the insulating climbing-increasing skirt 13 both adopt ethylene propylene rubber with excellent performance as a main insulating material, and the requirement of insulating safety is met.
Preferably, a circular avoiding groove 131 coaxial with the insulating climbing-increasing skirt 13 is formed at the tail end of the insulating climbing-increasing skirt, and the tail end of the main insulating layer 11 is just exposed in the circular avoiding groove 131; the insulation protection sleeve 4 is coaxially matched with the main insulation layer 11, the insulation protection sleeve 4 is axially communicated, the tail end of the main insulation layer 11 can be just sleeved into the insulation protection sleeve 4, the insulation protection sleeve 4 can be just sleeved into the circular avoiding groove 131, and the insulation protection sleeve 4 shields an electric connection exposed point between the wire nose terminal 2 and a wire nose type terminal of the power cable. Insulating protective sheath 4 adopts all-insulation silicon rubber, and insulating protective sheath 4 wears to establish on power cable in advance, and after line nose formula terminal and the line nose terminal 2 of line power cable connected, can embolia insulating protective sheath 4 in the circular groove 131 of dodging, play the effect of shielding the naked dew point of protection electrical connection.
Preferably, the head end of the insulation climbing-increasing skirt 13 is sleeved with a connecting sleeve 5 which is coaxially and tightly matched with the insulation climbing-increasing skirt, the connecting sleeve 5 is axially communicated, the head end of the main insulation layer 11 and the connecting sleeve 5 are in clearance fit to form a plugging clearance for accommodating a quick plugging terminal of a bypass flexible cable, and the head end of the main insulation layer 11 has a taper. The head end of the main insulating layer 11 adopts the stress cone structure design, and the plugging gap can be adapted to the quick plugging terminal of the bypass flexible cable.
Preferably, the head end of the connecting sleeve 5 is sleeved with a dustproof cover 6 which is coaxially and tightly matched with the connecting sleeve, and the dustproof cover 6 is used for sealing the unused plugging female head 3 to realize dust prevention.
Preferably, the bottom plate 7 for mounting the terminal block 1 is provided, the mounting seat 71 is formed on the bottom plate 7, the clamp 72 is arranged at the upper end of the mounting seat 71, and the terminal block 1 is fastened on the mounting seat 71 through the clamp 72, so that the mounting is convenient and the operation is simple.
As shown in fig. 1 to fig. 3, adopt the utility model provides a pair of power cable terminal conversion intermediate head, 1 one end of terminal row has line nose terminal 2 that is used for connecting power cable 8, and the terminal row 1 other end has the female head 3 of plug that is used for connecting bypass flexible cable 9, and line nose terminal 2 realizes through electrically conductive copper pole 12 hard connection with the female head 3 of plug and switches on. Through line nose terminal 2, power cable 8 and bypass flexible cable 9 are connected to the female head 3 of plug respectively, can accomplish bypass flexible cable 9 and power cable 8's connection, make bypass flexible cable 9 can with power cable 8 fast switch, structurally good realization, both ends respectively have the reference, extended the bypass operation, have characteristics such as simple to operate, easy operation, safe and reliable, the practicality is strong, can improve the site operations efficiency, it has positive meaning to on-the-spot distribution maintenance fortune dimension.
Various other modifications and alterations of the disclosed structure and principles may occur to those skilled in the art, and all such modifications and alterations are intended to be included within the scope of the present invention.
Claims (7)
1. A power cable termination transition intermediate joint, comprising a terminal block for communicating a power cable with a bypass flexible cable, characterized in that: one end of the terminal block is provided with a wire nose terminal for connecting a wire nose type terminal of a power cable, the other end of the terminal block is provided with a plug female head for plugging the quick plug terminal of the bypass flexible cable, and the wire nose terminal is electrically conducted with the plug female head.
2. A power cable termination transition intermediate joint as claimed in claim 1, wherein: the terminal strip is provided with a tubular main insulating layer, and a conductive copper rod which is coaxially and tightly matched with the main insulating layer is arranged in the main insulating layer in a penetrating way; the tail end of the conductive copper rod axially extends out of the main insulating layer, and the wire nose terminal is formed at the tail end of the conductive copper rod; the head end of the conductive copper rod is aligned with the main insulating layer, the head end of the conductive copper rod is tubular, and the plugging female head is formed by the head end of the conductive copper rod.
3. A power cable termination transition intermediate joint as claimed in claim 2, wherein: the terminal block is also provided with an insulating climbing skirt which is coaxially and closely matched with the main insulating layer.
4. A power cable termination transition intermediate joint according to claim 3, wherein: the tail end of the insulating climbing-increasing skirt is formed with a circular avoiding groove coaxial with the insulating climbing-increasing skirt, and the tail end of the main insulating layer is just exposed in the circular avoiding groove; the insulation protection sleeve is coaxially matched with the main insulation layer, the insulation protection sleeve is axially communicated, the tail end of the main insulation layer just can be sleeved in the insulation protection sleeve, the insulation protection sleeve just can be sleeved in the circular avoidance groove, and the insulation protection sleeve shields the exposed point of electrical connection between the wire nose terminal and the wire nose type terminal of the power cable.
5. A power cable termination transition intermediate joint according to claim 3, wherein: the head end of the insulation climbing skirt is sleeved with a connecting sleeve which is coaxially and tightly matched with the insulation climbing skirt, the connecting sleeve is axially communicated, the head end of the main insulation layer is in clearance fit with the connecting sleeve to form a plug clearance of a quick plug terminal for accommodating the bypass flexible cable, and the head end of the main insulation layer has a taper.
6. A power cable termination transition intermediate joint according to claim 5, wherein: the head end of the connecting sleeve is sleeved with a dustproof cover which is coaxially and tightly matched with the connecting sleeve, and the dustproof cover is used for sealing the unused plug-in wiring end.
7. An electrical cable termination transition intermediate joint as claimed in any one of claims 1 to 6, wherein: the terminal strip mounting structure is provided with a bottom plate for mounting a terminal strip, a mounting seat is formed on the bottom plate, a clamp is arranged at the upper end of the mounting seat, and the terminal strip is fastened on the mounting seat through the clamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921963137.1U CN210490304U (en) | 2019-11-14 | 2019-11-14 | Power cable terminal conversion intermediate head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921963137.1U CN210490304U (en) | 2019-11-14 | 2019-11-14 | Power cable terminal conversion intermediate head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210490304U true CN210490304U (en) | 2020-05-08 |
Family
ID=70510891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921963137.1U Active CN210490304U (en) | 2019-11-14 | 2019-11-14 | Power cable terminal conversion intermediate head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210490304U (en) |
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2019
- 2019-11-14 CN CN201921963137.1U patent/CN210490304U/en active Active
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