CN207472909U - Module can and be sampled for taking for fault detector collecting unit - Google Patents
Module can and be sampled for taking for fault detector collecting unit Download PDFInfo
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- CN207472909U CN207472909U CN201721617966.5U CN201721617966U CN207472909U CN 207472909 U CN207472909 U CN 207472909U CN 201721617966 U CN201721617966 U CN 201721617966U CN 207472909 U CN207472909 U CN 207472909U
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- camber beam
- bottom case
- printed board
- taking
- fault detector
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Abstract
The utility model discloses a kind of module can and be sampled for taking for fault detector collecting unit, including bottom case, the camber beam being hingedly mounted on the bottom case, cliping line spring and closing spring, it is equipped with to take in the camber beam and bottom case and can use iron core type current transformer, this, which takes, can use iron core type current transformer by upper core, lower core, secondary coil winding and power supply leading-out end are electrically connected, sampling Rogowski coil current transformer is also equipped in bottom case and camber beam, the sampling is with Rogowski coil current transformer by the printed board Rogowski coil of two sections of arcs, switching printed board, electric current leading-out end is electrically connected successively by connecting line, two printed board Rogowski coils are centripetal respectively to be arranged in camber beam and bottom case, printed board of transferring is mounted on bottom case, connecting line is placed in camber beam and bottom shell.The utility model can be supported to take from power circuit and can and line current be sampled simultaneously, meet the requirement of shelter of outdoor longtime running, suitable for power circuit on-line monitoring equipment.
Description
Technical field
The utility model is related to fault detector field, it is especially a kind of for fault detector collecting unit take can and
Sample module.
Background technology
Line-failure indicator is applied on electric line, power cable and switchgear inlet-outlet line, is used to indicate event
Hinder the device of current flowing.Once line failure, track walker can determine failure rapidly by the alarm indication of indicator
Point, fixes a breakdown.Thoroughly change blindness line walking in the past, segmentation combined floodgate power transmission searches the backwardness way of failure.Because of fault detector
Sense the load current and electric field for taking electricity, monitoring distribution line, therefore must have induction energy fetching and the component of sampling, and the portion
Part need to support electrification to install.
Fault detector uses open type iron core CT more at present, as energy and the two-in-one mutual inductor module of sampling is taken, such as
The Chinese patent that the Authorization Notice No. of my company's application is CN206057414U, it discloses a kind of sensings of fault detector to take
Energy and sample unit, including upper core, lower core, upper shell and lower casing, upper shell is hinged on lower casing by a shaft
On, which is packed in lower core upper outside, and corresponding bending section is equipped at the both ends of the upper core and lower core,
Upper core gap package is equipped with several adjustment springs in upper shell on this between shell and upper core, which drives
It is squeezed on the downside of the dynamic upward shell of upper core, the respective face for corresponding to bending section on upper core and lower core is controlled to be in close contact.It is above-mentioned
Module is although simple for process, of low cost, but a shared sensor module is needed to carry out taking two kinds of Function detections of energy and sampling, work(
Conversion between energy cannot be complete, often there are certain interference, exists and takes weak electric energy power, easy saturation and measurement accuracy not high
Deficiency.
Utility model content
The purpose of this utility model is to provide one kind to take electric energy power strong, is not easy saturation, and high certainty of measurement is used for failure
Taking for indicator collecting unit can and sample module.
It is provided by the utility model and to sample module for taking for fault detector collecting unit, including bottom case, it is hinged
Camber beam, cliping line spring and closing spring on the bottom case, iron core type electricity can be used by being equipped with to take in the camber beam and bottom case
Current transformer, this, which takes, can use iron core type current transformer electrical by upper core, lower core, secondary coil winding and power supply leading-out end
It is formed by connecting, also equipped with sampling Rogowski coil current transformer, sampling Rogowski coil electricity in the bottom case and camber beam
Current transformer is electrically connected successively by the printed board Rogowski coil of two sections of arcs, switching printed board, electric current leading-out end by connecting line
It connecing, two printed board Rogowski coils are centripetal respectively to be arranged in camber beam and bottom case, and the switching printed board is mounted on bottom case,
The connecting line is placed in camber beam and bottom shell.
To reduce cost, reducing weight, the upper and lower iron core is made of the antirust soft magnetism band of sheet.
To ensure that upper and lower iron core contact is good, arrangement is corresponded at the both ends of the upper and lower iron core for upper and lower closed butt joint
Horizontal segment.
To ensure measurement accuracy, the radian of two printed board Rogowski coils is identical.
To ensure measurement accuracy, shielding box is equipped on the printed board Rogowski coil.
In the service life used to increase camber beam rotation, the camber beam is hinged on by a camber beam axis on bottom case, in the camber beam
Outer shaft sleeve is connected to camber beam axle sleeve, and the closing spring is sleeved on outside camber beam axle sleeve, is connected with to prevent in the camber beam axle sleeve both sides
The only cover board of closing spring abjection.
The module further includes the electric field piece conducted for electric field induction, which is fixed on bottom case, the electric field piece
One end is overlapped with cliping line spring elasticity, one end and power supply leading-out end are connect.
To increase the service life of electric field induction conduction, the electric field piece is made of anti-rust metal shrapnel.
The utility model in existing camber beam and bottom case by being respectively arranged the printed board Rogowski coil of an arc, by hidden
The connecting line of Tibetan makes two Rogowski coils, switching printed board be connected with electric current leading-out end, when camber beam and bottom case close up, can drive two
The end contact closure of Rogowski coil forms an independent electromagnetic circuit, and the mutual of two functions of energy and sampling is taken so as to effectively realize
The problem of being independently operated, without worrying to use due to saturated phenomenon occurs for iron core；Connecting line is concealed structure design, can
The aging fracture when long-term outdoor is applied is avoided to increase service life.The utility model manufacture craft is simple, and running precision is high, into
This is low, fast response time, almost without phase error, will not saturation, electric current can measure in real time etc. the characteristics of, while support from electricity
Line of force road, which takes, can and sample line current, meets the requirement of shelter of outdoor longtime running, is acquired suitable for fault detector
Unit application, it can also be used to other power circuit on-line monitoring equipments.
Description of the drawings
Fig. 1 is the broken section structure diagram of the utility model front view.
Fig. 2 is the broken section structure diagram of the utility model rearview.
Fig. 3 is the structure diagram of the utility model right view.
The label and corresponding component name shown in figure be：1st, bottom case；2nd, camber beam；3rd, taking can use iron core type electric current mutual
Sensor；4th, sampling Rogowski coil current transformer；5th, cliping line spring；6th, closing spring；7th, electric field piece；11st, head tree；12、
Secondary column；13rd, saddle；21st, camber beam axis；22nd, camber beam axle sleeve；23rd, cover board；31st, upper core；32nd, lower core；33rd, secondary coil
Winding；34th, power supply leading-out end；41st, printed board Rogowski coil；42nd, switching printed board；43rd, electric current leading-out end；44th, connecting line；
311st, horizontal segment.
Specific embodiment
Can be seen that from Fig. 1 to Fig. 3 the utility model it is this for fault detector collecting unit take can and sampling mould
Group, including bottom case 1, camber beam 2, take can use iron core type current transformer 3, sampling Rogowski coil current transformer 4, cliping line spring
5th, closing spring 6 and for electric field induction conduction electric field piece 7, wherein, bottom case 1 includes head tree 11, secondary column 12 and is connected to
Saddle 13 between two columns, taking can use iron core type current transformer 3 to include upper core 31, lower core 32, secondary coil winding
33 and power supply leading-out end 34, sampling Rogowski coil current transformer 4 include printed board Rogowski coil 41, switching printed board 42,
Electric current leading-out end 43 and connecting line 44；
Axis hole is provided on head tree 11, camber beam 2 is hingedly mounted on bottom case 1 by the camber beam axis 21 being placed in the axis hole
On head tree 11, camber beam axle sleeve 22 is coated with outside camber beam axis 21, cover board 23 is connected in 22 both sides of camber beam axle sleeve；Upper core
31 is arc and are sleeved in camber beam 2, and lower core 32 is respectively fixed for rectangle and with head tree 11, secondary column 12 and saddle 13,
Corresponding horizontal segment 311 is equipped at the both ends of upper core 31 and lower core 32, secondary coil winding 33 is sleeved on lower core 32
Bottom, tap and the power supply leading-out end 34 of secondary coil winding 33 are connected as fault detector and provide working power, closing spring 6
It is sleeved on the camber beam axle sleeve 22 between two cover boards 23 and camber beam 2 is driven to be pressed on bottom case 1, control horizontal segment on upper core 31
Lower surface the upper surface of horizontal segment corresponded to on lower core 2 be in close contact, form the magnetic conductive loop of electromagnetic induction；
Printed board Rogowski coil 41 has two sections and is arc, and two printed board Rogowski coils 41 are centripetal respectively to be arranged in camber beam
1 and saddle 13 in, switching printed board 42 is screwed and transfers on the saddle 13 of bottom case 1 to signal, two printed board sieve
Family name's coil 41, switching printed board 42 and electric current leading-out end 43 are formed by connecting line 44 successively electrical welding and completely reliably sampled
Wire loop, the upper semisection of connecting line 44 is hidden in camber beam 2, lower semisection is hidden in the saddle 13 of bottom case 1；
There are two cliping line springs 5, and each cliping line spring 5 is arranged symmetrically in by spring rotary shaft on head tree 11 and time column 12
And composition card wire structure is rotatably compressed to 13 upper end center of saddle, fault detector collecting unit is supplied to, to be fixed on frame
On overhand lines；
Electric field piece 7 is antirust profiled metal piece, is screwed in the side of saddle 13, and 7 one end of electric field piece is toward card line bullet
5 direction of spring extends, and is arc spring lamination structure, hooks in cliping line spring 5 in the following, 7 other end end of electric field piece passes through lead-out wire and power supply
Leading-out end 34 connects, and is connected so as to fulfill reliable electric, provides electric field signal and give fault detector collecting unit.
In the utility model, upper core 31 and lower core 32 are made of the antirust soft magnetism band of sheet, two printed boards
The radian of Rogowski coil 41 is identical, and shielding box is equipped on each printed board Rogowski coil 41.
The use process of the utility model is as follows：
1st, Unscrew camber beam 2 and cliping line spring 5 successively, circuit is placed on saddle 13.
2nd, cliping line spring 5 is unclamped, circuit is clamped between saddle 13 and cliping line spring 5.
3rd, camber beam 2 is unclamped, camber beam 2 presses to bottom case 1 under the elastic force effect of closing spring 6, horizontal segment on upper core 31
Lower surface with corresponded on lower core 32 upper surface of horizontal segment be in close contact to be formed take can use electromagnetic induction magnetic conductive loop, sensing
Electric current is exported by secondary coil winding 33 from power supply leading-out end 34, and working power is provided for fault detector；Two printed board sieve
Family name's coil 41 is closed the magnetic conductive loop for forming sampling electromagnetic induction, and induced electricity stream passes through switching printed board 42 from electric current leading-out end
43 outputs, the secondary current that can be sampled is provided for fault detector；Electric field induction signal passes through cliping line spring 5 and electric field piece 7, from
Power supply leading-out end 34 exports.
Claims (8)
1. a kind of can and sample module for taking for fault detector collecting unit, including bottom case（1）, be hingedly mounted on the bottom case
On camber beam（2）, cliping line spring（5）And closing spring（6）, being equipped with to take in the camber beam and bottom case can use iron core type electric current mutual
Sensor（3）, this, which takes, can use iron core type current transformer by upper core（31）, lower core（32）, secondary coil winding（33）And electricity
Source leading-out end（34）It is electrically connected, it is characterised in that：Also equipped with sampling Rogowski coil electricity in the bottom case and camber beam
Current transformer（4）, the sampling is with Rogowski coil current transformer by the printed board Rogowski coil of two sections of arcs（41）, switching printing
Plate（42）, electric current leading-out end（43）Pass through connecting line（44）It is electrically connected successively, two printed board Rogowski coils difference is centripetal
It is arranged in camber beam and bottom case, the switching printed board is mounted on bottom case, and the connecting line is placed in camber beam and bottom shell.
2. according to claim 1 can and sample module for taking for fault detector collecting unit, it is characterised in that：Institute
Upper and lower iron core is stated to be made of the antirust soft magnetism band of sheet.
3. according to claim 2 can and sample module for taking for fault detector collecting unit, it is characterised in that：
The both ends of the upper and lower iron core correspond to horizontal segment of the arrangement for upper and lower closed butt joint（311）.
4. can and sample module according to Claims 2 or 3 for taking for fault detector collecting unit, feature exists
In：Shielding box is equipped on the printed board Rogowski coil.
5. can and sample module according to Claims 2 or 3 for taking for fault detector collecting unit, feature exists
In：The radian of two printed board Rogowski coils is identical.
6. can and sample module according to Claims 2 or 3 for taking for fault detector collecting unit, feature exists
In：The camber beam passes through a camber beam axis（21）It is hinged on bottom case, camber beam axle sleeve is connected in the camber beam outer shaft sleeve（22）, it is described
Closing spring is sleeved on outside camber beam axle sleeve, and the cover board for preventing closing spring from deviating from is connected in the camber beam axle sleeve both sides
（23）.
7. according to claim 2 can and sample module for taking for fault detector collecting unit, it is characterised in that：It should
Module further includes the electric field piece conducted for electric field induction（7）, which is fixed on bottom case, described electric field piece one end and card
Wire spring elasticity overlap joint, one end and power supply leading-out end connect.
8. according to claim 7 can and sample module for taking for fault detector collecting unit, it is characterised in that：Institute
Electric field piece is stated to be made of anti-rust metal shrapnel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721617966.5U CN207472909U (en) | 2017-11-28 | 2017-11-28 | Module can and be sampled for taking for fault detector collecting unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721617966.5U CN207472909U (en) | 2017-11-28 | 2017-11-28 | Module can and be sampled for taking for fault detector collecting unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207472909U true CN207472909U (en) | 2018-06-08 |
Family
ID=62258951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721617966.5U Active CN207472909U (en) | 2017-11-28 | 2017-11-28 | Module can and be sampled for taking for fault detector collecting unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207472909U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110376488A (en) * | 2019-08-09 | 2019-10-25 | 长沙恒电聚能电子科技有限公司 | Fault detector |
-
2017
- 2017-11-28 CN CN201721617966.5U patent/CN207472909U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110376488A (en) * | 2019-08-09 | 2019-10-25 | 长沙恒电聚能电子科技有限公司 | Fault detector |
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