CN203707725U - Flexible cable connecting device for PT cabinet - Google Patents
Flexible cable connecting device for PT cabinet Download PDFInfo
- Publication number
- CN203707725U CN203707725U CN201320661004.5U CN201320661004U CN203707725U CN 203707725 U CN203707725 U CN 203707725U CN 201320661004 U CN201320661004 U CN 201320661004U CN 203707725 U CN203707725 U CN 203707725U
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- CN
- China
- Prior art keywords
- flexible cable
- connector
- cabinet
- jointing
- switch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000006243 chemical reaction Methods 0.000 claims abstract description 26
- 238000009413 insulation Methods 0.000 claims abstract description 13
- 229920002379 silicone rubber Polymers 0.000 claims description 18
- 230000004888 barrier function Effects 0.000 claims description 15
- 239000004945 silicone rubber Substances 0.000 claims description 11
- 230000000694 effects Effects 0.000 abstract description 5
- 239000004020 conductor Substances 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 229920000260 silastic Polymers 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
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- Cable Accessories (AREA)
Abstract
Disclosed is a flexible cable connecting device for a PT cabinet. The flexible cable connecting device comprises a transformer connecting connector, a connecting flexible cord, a converting cone and a switch connecting connector connected in sequence, the connecting flexible cord comprises a flexible cable and terminals at two ends of the flexible cable, the switch connecting connector is a T-shaped connector with three connectors, the three connectors are respectively an insulation plugging connector, a switch connector used for connecting a switch connection terminal and a conversion cone connector, the conversion cone is arranged on the flexible cable, one end of the conversion cone is connected with the conversion cone connector, the transformer connecting connector is an L-shaped connector with two connectors, the two connectors are respectively a transformer connector used for connecting a transformer connection terminal and a connecting flexible cord connector, and the connecting flexible cord connector is directly connected with the flexible cord. According to the flexible cable connecting device for the PT cabinet, the minimization of the position between a potential transformer and a switch in the space is realized, space between connecting points are completely sealed via the connectors, and the maintenance-free technical effect is achieved.
Description
Technical field
The utility model about a kind of for the flexible cable jockey of PT cabinet.
Background technology
Distributing Network Automation is the important step that intelligent grid is built; under Distributing Network Automation; the unit that voltage need to measure and protect is also more and more; voltage transformer cabinet (PT cabinet) can provide voltage measurement as one; the equipment that power supply can be provided for other electric equipments again, its application is increasingly extensive.The internal main of voltage transformer (PT) cabinet will be installed the electric components such as voltage transformer (PT), isolating switch and lightning arrester, between various electric components, connects by certain mode of connection, realizes the function of measuring and protecting.
Under distribution automation, electric equipment is gradually to miniaturization, modularization, intellectuality and non-maintainingization future development, require the layout of each electric component in voltage transformer cabinet to take less space as far as possible, and connection each other will insulate as far as possible, seal, prevent that moisture, moisture etc. from entering into tie point, in order to avoid destroy electrical connection, equipment need not normally be worked.
Cannot free bend but cable of the prior art connects, space between voltage transformer and switch cannot be realized and minimize, and sealing between cable joint and tie point is good not, cannot waterproof, protection against the tide, later maintenance cost is high.
Summary of the invention
The utility model provides a kind of flexible cable jockey for PT cabinet, to solve the technical problem existing in background technology.
For this reason, a kind of flexible cable jockey for PT cabinet of the present utility model, for connecting valve junction block and mutual inductor interstar connection seat, comprises in turn connected instrument transformer jointing, connects flexible cord, conversion cone and switch jointing; Described connection flexible cord comprises flexible cable and is located at the terminal at flexible cable two ends; Described switch jointing is the T font with three joints, and three joints are respectively insulation blanking cover connector, switch head and conversion cone connector for connecting valve junction block, and three joints adopt moulds to be prefabricated into an entirety; Described instrument transformer jointing is the L font with two joints, and two joints are respectively instrument transformer head for connecting mutual inductor interstar connection seat and are connected flexible cord connector, and two joints adopt moulds to be prefabricated into an entirety; Described conversion cone is arranged on described flexible cable, is connected with described conversion cone connector.
The described flexible cable jockey for PT cabinet, wherein, described switch jointing is followed successively by internal shield, insulating barrier and outer shielding layer from inside to outside, and three layers are prefabricated into one.
The described flexible cable jockey for PT cabinet, wherein, the internal shield of described switch jointing and outer shielding layer all adopt conductive silicon rubber to make, and described insulating barrier adopts electrically insulating silicone rubber to make.
The described flexible cable jockey for PT cabinet, wherein, described instrument transformer jointing is followed successively by internal shield, insulating barrier and outer shielding layer from inside to outside, and three layers are prefabricated into one.
The described flexible cable jockey for PT cabinet, wherein, the internal shield of described instrument transformer jointing and outer shielding layer all adopt conductive silicon rubber to make, and described insulating barrier adopts electrically insulating silicone rubber to make.
The described flexible cable jockey for PT cabinet, wherein, the outer shielding layer of described instrument transformer jointing, than the short part of insulating barrier, makes the afterbody that connects flexible cord connector form taper.
The described flexible cable jockey for PT cabinet, wherein, described switch head place connects lightning arrester.
The described flexible cable jockey for PT cabinet, wherein, described conversion cone adopts electrically insulating silicone rubber to make.
The described flexible cable jockey for PT cabinet, wherein, directly connection flexible cord of described connection flexible cord connector.
Flexible cable jockey for PT cabinet of the present utility model, realize being connected of voltage transformer and switch, because the connection flexible cord in the utility model has the function of free bend, can realize bending in various degree, make the position between voltage transformer and switch spatially realize and minimizing, on the other hand, the two ends of flexible cord are connected with joint, the joint of one end is for connecting valve, the joint of the other end is used for connecting instrument transformer, make sealing completely between tie point by joint, joint adopts silastic material to make, good springiness, waterproof, moistureproof, ageing-resistant performance is good, realize non-maintaining technique effect.
Brief description of the drawings
Fig. 1 is overall structure schematic diagram of the present utility model;
Fig. 2 is the structural representation that connects flexible cord;
Fig. 3 is the structural representation of switch jointing;
Fig. 4 is the structural representation of conversion cone;
Fig. 5 is the structural representation of instrument transformer jointing.
Description of reference numerals
Connect flexible cord-1; Flexible cable-11; Terminal-12; Switch jointing-2; Internal shield-21, insulating barrier-22; Outer shielding layer-23; Switch head-24; Conversion cone connector-25; Insulation blanking cover connector-26; Conversion cone-3; Internal holes-31; Socket cap-32; Instrument transformer jointing-4; Internal shield-41; Insulating barrier-42; Outer shielding layer-43; Instrument transformer head-44; Connect flexible cord connector-45; Switch wire connection seat-5; Pressing disc for fixing-6; Insulation blanking cover-7; Gib headed bolt-8; Fuse-9; Mutual inductor interstar connection seat-10.
Embodiment
For shape of the present utility model, structure and feature can be understood better, below will enumerate preferred embodiment and be elaborated by reference to the accompanying drawings.
The utility model is for the connection between PT cabinet voltage transformer junction block 10 and switch wire connection seat 5, realize the transmission of electric energy, comprise in turn connected instrument transformer jointing 4, connect flexible cord 1, conversion cone 3 and switch jointing 2, connect the terminal 12 that flexible cord 1 comprises flexible cable 11 and is located at flexible cable two ends, the conductor of flexible cable 11 adopts the 5th class flexible conductor, realize insulation at conductor coated outside silicon rubber, can realize bending in various degree.At flexible cable 11 two ends, electrically insulating silicone rubber is peelled off to a part, conductor and terminal 12 are carried out to crimping, be connected with switch and instrument transformer by terminal 12, realize delivery of electrical energy.
Switch jointing 2 will be for connecting flexible cord 1 and switch junction insulated enclosure.Switch jointing 2 comprises 3 parts, from inside to outside, be followed successively by internal shield 21, insulating barrier 22 and outer shielding layer 23, three layers are prefabricated into one, and internal shield 21 and outer shielding layer 23 all adopt conductive silicon rubber to make, and insulating barrier 22 adopts electrically insulating silicone rubber to make.
Switch jointing 2 is for having the T font of three joints, and three joints are respectively insulation blanking cover connector 26, switch head 24 and conversion cone connector 25.Conversion cone connector 25 is for connecting conversion cone 3, conversion cone 3 is arranged on the one end that connects flexible cord 1 in advance, the terminal 12 connecting on flexible cord 1 adopts stud to be connected with switch wire connection seat 5, the inside of the switch head 24 on switch jointing 2 is taper, is enclosed within the outside of the outer cone seat of switch wire connection seat 5 completely.Insulation blanking cover 7 is arranged on insulation blanking cover connector 26 places by the other end of stud.Like this, switch wire connection seat 5 has just been realized all insulation, hermetically sealed with the connection being connected between flexible cord 1.Switch jointing 2 external surface grounded, realizes surperficial zero potential.
Conversion cone 3 is made up of electrically insulating silicone rubber, for connecting being connected between flexible cord 1 and switch jointing 2.Conversion cone 3 is arranged on and is connected on flexible cord 1 by internal holes 31, then is arranged on switch jointing 2 by outside socket cap 32, mainly plays insulation, is convenient to the effect of installing.
Because the outer surface that connects flexible cord 1 does not shield, in the time of actual motion, current potential on outer surface is non-vanishing, there is the existence of induced voltage, and the outer surface of switch jointing 2 shields, when actual motion, current potential is zero, be directly installed on switch jointing 2 if connect flexible cord 1, close the phenomenon of the outer surface electric discharge of jointing 2 with regard to there will be the induced voltage connecting on flexible cord 1 to split.Adopt conversion cone 3 effectively to solve this problem, conversion cone 3 adopts electrically insulating silicone rubber to make, between connection flexible cord 1 and switch jointing 2, play insulation isolation, the induced voltage that makes to connect on flexible cord 1 can not split the outer surface electric discharge of closing jointing 2.
Instrument transformer jointing 4, for realizing the insulated enclosure that connects flexible cord 1 and mutual inductor interstar connection seat 10 junctions, comprises 3 layers from inside to outside, is followed successively by 43, three layers of internal shield 41, insulating barrier 42 and outer shielding layers and is prefabricated into one.Internal shield 41 and outer shielding layer 43 all adopt conductive silicon rubber to make, and described insulating barrier 42 adopts electrically insulating silicone rubber to make.
Instrument transformer jointing 4 is for having the L font of two joints, and two joints are respectively instrument transformer head 44 and are connected flexible cord connector 45.The afterbody that connects flexible cord connector 45 forms taper, and the electric discharge phenomena for fear of the induced voltage on flexible cable to outer shielding layer 33, are designed to outer shielding layer 33 than the short part of insulating barrier 32, and short part is taper, is convenient to the installation of flexible cord.
When concrete connection, first the terminal that connects flexible cord 1 is packed into and connected in flexible cord connector 45, fuse 9 is arranged on by instrument transformer head 44 on the terminal that connects flexible cord 1 (being threaded), then, the instrument transformer jointing 4 that is connected with fuse 9 is packed on mutual inductor interstar connection seat 10, porose on mutual inductor interstar connection seat 10, for inserting fuse.Finally, by pressing disc for fixing 6 and gib headed bolt 8, instrument transformer jointing 4 is fixed on mutual inductor interstar connection seat 10, like this, mutual inductor interstar connection seat 10 with the connecting portion that is connected flexible cord 1 all in insulated enclosure.
Because the form of switch outlet has 630A normal sleeve and two kinds of forms of 250A normal sleeve, mutual inductor interstar connection seat also has various ways, and the utility model can meet switch wire connection seat and the multi-form needs of mutual inductor interstar connection seat.For example, switch wire connection seat adopts 630A canonical form, and mutual inductor interstar connection seat adopts American 200A sleeve pipe form; Or switch wire connection seat employing 630A canonical form, mutual inductor interstar connection seat adopts American 630A sleeve pipe form; Or switch wire connection seat employing 250A canonical form, mutual inductor interstar connection seat adopts American 200A sleeve pipe form etc., all can realize by the mode of changing switch jointing 2 and instrument transformer jointing 4.
In addition, because PT cabinet also will be realized the effect of protection, sometimes need in PT cabinet, switch junction be installed by lightning arrester, the utility model can connect lightning arresters at the insulation blanking cover connector of switch jointing 2 26 places.
Flexible cable jockey for PT cabinet of the present utility model, realize being connected of voltage transformer and switch, because the connection flexible cord in the utility model has the function of free bend, can realize bending in various degree, make the position between voltage transformer and switch spatially realize and minimizing, on the other hand, the two ends of flexible cord are connected with joint, the joint of one end is for connecting valve, the joint of the other end is used for connecting instrument transformer, make sealing completely between tie point by joint, joint adopts silastic material to make, good springiness, waterproof, moistureproof, ageing-resistant performance is good, realize non-maintaining technique effect.
Illustrative to description of the present utility model above; and it is nonrestrictive; those skilled in the art is understood, and can carry out many amendments, variation or equivalence to it, but they all will fall in protection range of the present utility model in claim within the spirit limiting and scope.
Claims (9)
1. for a flexible cable jockey for PT cabinet, for connecting valve junction block and mutual inductor interstar connection seat, it is characterized in that, comprise in turn connected instrument transformer jointing, connect flexible cord, conversion cone and switch jointing;
Described connection flexible cord comprises flexible cable and is located at the terminal at flexible cable two ends;
Described switch jointing is the T font with three joints, and three joints are respectively insulation blanking cover connector, switch head and conversion cone connector for connecting valve junction block, and three joints adopt moulds to be prefabricated into an entirety;
Described instrument transformer jointing is the L font with two joints, and two joints are respectively instrument transformer head for connecting mutual inductor interstar connection seat and are connected flexible cord connector, and two joints adopt moulds to be prefabricated into an entirety;
Described conversion cone is arranged on described flexible cable, is connected with described conversion cone connector.
2. the flexible cable jockey for PT cabinet as claimed in claim 1, is characterized in that, described switch jointing is followed successively by internal shield, insulating barrier and outer shielding layer from inside to outside, and three layers are prefabricated into one.
3. the flexible cable jockey for PT cabinet as claimed in claim 2, is characterized in that, the internal shield of described switch jointing and outer shielding layer all adopt conductive silicon rubber to make, and described insulating barrier adopts electrically insulating silicone rubber to make.
4. the flexible cable jockey for PT cabinet as claimed in claim 1, is characterized in that, described instrument transformer jointing is followed successively by internal shield, insulating barrier and outer shielding layer from inside to outside, and three layers are prefabricated into one.
5. the flexible cable jockey for PT cabinet as claimed in claim 4, is characterized in that, the internal shield of described instrument transformer jointing and outer shielding layer all adopt conductive silicon rubber to make, and described insulating barrier adopts electrically insulating silicone rubber to make.
6. the flexible cable jockey for PT cabinet as claimed in claim 5, is characterized in that, the outer shielding layer of described instrument transformer jointing, than the short part of insulating barrier, makes the afterbody that connects flexible cord connector form taper.
7. the flexible cable jockey for PT cabinet as claimed in claim 1, is characterized in that, described switch head place connects lightning arrester.
8. the flexible cable jockey for PT cabinet as claimed in claim 1, is characterized in that, described conversion cone adopts electrically insulating silicone rubber to make.
9. the flexible cable jockey for PT cabinet as claimed in claim 1, is characterized in that, directly connection flexible cord of described connection flexible cord connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320661004.5U CN203707725U (en) | 2013-10-24 | 2013-10-24 | Flexible cable connecting device for PT cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320661004.5U CN203707725U (en) | 2013-10-24 | 2013-10-24 | Flexible cable connecting device for PT cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203707725U true CN203707725U (en) | 2014-07-09 |
Family
ID=51058107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320661004.5U Expired - Lifetime CN203707725U (en) | 2013-10-24 | 2013-10-24 | Flexible cable connecting device for PT cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203707725U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106451318A (en) * | 2016-10-27 | 2017-02-22 | 安徽泰尔玛通信科技有限公司 | Plug and play type cable rapid connecting device and method for repairing line fault through device |
-
2013
- 2013-10-24 CN CN201320661004.5U patent/CN203707725U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106451318A (en) * | 2016-10-27 | 2017-02-22 | 安徽泰尔玛通信科技有限公司 | Plug and play type cable rapid connecting device and method for repairing line fault through device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100081 South Building 406, 80 South Road, Haidian District College, Beijing Patentee after: THE BEIJING FANYOO XINHE ELECTRICAL APPARATUS Co.,Ltd. Patentee after: Langfang Fangyuan Xinhe Electric Co.,Ltd. Patentee after: Wang Jianxin Patentee after: Yang Jinfei Address before: 100081 South Building 406, 80 South Road, Haidian District College, Beijing Patentee before: THE BEIJING FANYOO XINHE ELECTRICAL APPARATUS Co.,Ltd. Patentee before: LANGFANG FANGYUAN XINHE ELECTRIC Co.,Ltd. Patentee before: Wang Jianxin Patentee before: Yang Jinfei |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210802 Address after: 100081 South Building 406, 80 South Road, Haidian District College, Beijing Patentee after: THE BEIJING FANYOO XINHE ELECTRICAL APPARATUS Co.,Ltd. Patentee after: Langfang Fangyuan Xinhe Electric Co.,Ltd. Address before: 100081 South Building 406, 80 South Road, Haidian District College, Beijing Patentee before: THE BEIJING FANYOO XINHE ELECTRICAL APPARATUS Co.,Ltd. Patentee before: Langfang Fangyuan Xinhe Electric Co.,Ltd. Patentee before: Wang Jianxin Patentee before: Yang Jinfei |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140709 |