CN207425602U - A kind of voltage transformer - Google Patents
A kind of voltage transformer Download PDFInfo
- Publication number
- CN207425602U CN207425602U CN201721365359.4U CN201721365359U CN207425602U CN 207425602 U CN207425602 U CN 207425602U CN 201721365359 U CN201721365359 U CN 201721365359U CN 207425602 U CN207425602 U CN 207425602U
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- outer housing
- primary side
- wiring
- binding post
- alarm
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Abstract
The utility model discloses a kind of voltage transformers, and including outer housing, the outer housing installed in front has warning device, and outer housing inside installation is cored, and the top and bottom of the iron core are wound with primary side winding and vice-side winding respectively；The outer housing inner wall both sides are equipped with primary side fuse and secondary fuse；The outer housing upper end is equipped with quick coupling, and the outer housing one side is equipped with guard box, secondary binding post is equipped with inside the guard box.Advantageous effect is：The connection of primary side binding post and circuit to be detected is realized by threading hole, under the elastic reaction of wiring spring, by wiring conductive sheet primary side binding post is driven to decline, realizes the fastening of primary side wiring, patching operations are simple and convenient；When short circuit occurs for secondary circuit, secondary fuse disconnects, electromagnet dead electricity, and movable conducting strip rises under the elastic force effect of alarm spring to be contacted with fixed-conductive film, so that accumulator and alarm forming circuit, automatic alarm is realized by alarm.
Description
Technical field
The utility model is related to electronic component device technical fields, and in particular to a kind of voltage transformer.
Background technology
Voltage transformer is used for the voltage on conversion line, is primarily used to measuring instrumentss and protective relaying device confession
Electricity, for measuring the voltage of circuit, power and electric energy or being set for valuable in the protection circuit in line failure
Standby, motor and transformer.In Physical Experiment progress route survey is aided in frequently with voltage transformer.
Applicants have discovered that at least there are following technical problems in the prior art：Current voltage transformer primary side wiring is answered
It is miscellaneous, inconvenient, influence the efficiency of wireline inspection；Simultaneously in secondary short circuit, it can not realize automatic alarm, be easy to cause danger.
Utility model content
The purpose of this utility model is that solve the above-mentioned problems and provides a kind of voltage transformer, existing to solve
The wiring of voltage transformer primary side is complicated, inconvenient in technology, influences the efficiency of wireline inspection；Simultaneously in secondary short circuit, Wu Fashi
Existing automatic alarm, be easy to cause the technical problems such as danger.Preferred technical side in many technical solutions provided by the utility model
Case can realize the fast-wiring of primary side, simple and convenient, help to improve wireline inspection efficiency；When short circuit occurs for secondary
When, fast shut-off secondary circuit can be reached, while can realize the technique effects such as automatic alarm, elaboration as detailed below.
To achieve the above object, the utility model provides technical solution：
A kind of voltage transformer provided by the utility model, including outer housing, the outer housing installed in front has alarm to fill
It puts, installation is cored inside the outer housing, and the top and bottom of the iron core are wound with primary side winding and vice-side winding respectively；
The outer housing inner wall both sides are equipped with primary side fuse and secondary fuse, the primary side fuse and primary side winding electricity
Connection, the secondary fuse are electrically connected with the vice-side winding；The outer housing upper end is equipped with quick coupling, described quick
Connector is electrically connected with the primary side fuse；The outer housing one side is equipped with guard box, and pair is equipped with inside the guard box
Side binding post, the secondary binding post are electrically connected with the secondary fuse；
The warning device includes warning box, electromagnet, and the warning box is fixedly mounted on front side of the outer housing, described
Both sides are equipped with accumulator, electromagnet inside warning box, and the electromagnet is electrically connected with the secondary fuse；The warning box
Surface is equipped with alarm, and the alarm is electrically connected with the accumulator；The warning box inner top is equipped with fixed conduction
Piece and alarm spring, the fixed-conductive film are electrically connected with the accumulator；The alarm spring end is equipped with active conductive
Piece, the movable conducting strip are electrically connected with the alarm；
The quick coupling includes wiring shell, primary side binding post, and the wiring shell is fixedly mounted on the outer housing
Upper end, the wiring enclosure are slidably fitted with the primary side binding post, and the primary side binding post top is provided with threading hole,
The primary side wiring column bottom is equipped with wiring conductive sheet, and the wiring conductive sheet is electrically connected with the primary side fuse；It is described
Be provided with wiring spring on the outside of primary side binding post, the both ends of the wiring spring respectively with the wiring conductive sheet and the wiring
Shell is connected.
Using a kind of above-mentioned voltage transformer, the present apparatus pulls the primary side wiring applied in the electric power system of 10KV
Column overcomes the elastic force of the wiring spring, leaks out the threading hole on the primary side binding post top, by the line of circuit to be measured from
The threading hole passes through, and decontrols the primary side binding post, the wiring spring elastic force effect under, the primary side binding post with
It the wiring conductive sheet to decline, the line for treating survey line road is compressed, so as to fulfill the connector sleeve and circuit to be measured
Connection, it is simple and convenient, help to improve wireline inspection efficiency；When device works normally, secondary circuit is in connected state,
The electromagnet is charged at this time, by magnetic attraction overcome it is described alarm spring elastic force, make the movable conducting strip with it is described solid
Determine conductive sheet disengaging, the circuit that the alarm is formed with the accumulator is off, when secondary circuit electric shock short circuit
When, the secondary fuse disconnects, at this time the electromagnet dead electricity, using the elastic force of the alarm spring activity is driven to lead
Electric piece rises, and the movable conducting strip is made to be contacted with the fixed-conductive film, makes the accumulator and alarm composition
Circuit communication is alarmed by the alarm, and operating personnel is reminded to be detected repair to circuit in time.
Preferably, the outer housing lower end is equipped with mounting seat, mounting seat longitudinal direction both sides are provided with side
Support plate.
It is burnt preferably, the outer housing upper end is provided with cooling fin, the cooling fin and the outer housing using ceramics
Tie integrated molding.
Preferably, the guard box one side be provided with sealing fastening plug, and it is described sealing fastening plug be internally provided with it is logical
Hole.
Preferably, the wiring shell is made of ceramics, and with the outer housing integrated molding, the primary side connects
Terminal upper end is equipped with insulating cover.
Preferably, there are two the fixed-conductive film is common, and it is symmetrical, the alarm spring, which is located at the fixation, leads
Between electric piece, the movable conducting strip is located at below the fixed-conductive film.
Advantageous effect is：1st, the connection of primary side binding post and circuit to be detected is realized by threading hole, in wiring spring
Elastic reaction under, by wiring conductive sheet primary side binding post is driven to decline, realizes the fastening of primary side wiring, patching operations are simple
It is convenient, help to improve wireline inspection efficiency；
2nd, when short circuit occurs for secondary circuit, secondary fuse disconnects, electromagnet dead electricity, and movable conducting strip is in alarm spring
Elastic force acts on lower rise and is contacted with fixed-conductive film, so that accumulator and alarm forming circuit, are realized certainly by alarm
Dynamic alarm, reminds operating personnel to exclude line fault in time.
Description of the drawings
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the dimensional structure diagram of the utility model；
Fig. 2 is the internal structure schematic diagram of the utility model；
Fig. 3 is the warning device structure diagram of the utility model；
Fig. 4 is the quick coupling structure schematic diagram of the utility model.
The reference numerals are as follows：
1st, mounting seat；101st, lateral bolster fagging；102nd, cooling fin；2nd, outer housing；3rd, warning device；301st, alarm；
302nd, warning box；303rd, fixed-conductive film；304th, alarm spring；305th, movable conducting strip；306th, electromagnet；307th, accumulator；
4th, quick coupling；401st, wiring shell；402nd, primary side binding post；403rd, insulating cover；404th, threading hole；405th, wiring spring；
406th, wiring conductive sheet；5th, guard box；6th, sealing fastening plug；7th, secondary binding post；8th, primary side fuse；9th, iron core；10th, primary side
Winding；11st, secondary fuse；12nd, vice-side winding.
Specific embodiment
It, below will be to the technology of the utility model to make the purpose of this utility model, technical solution and advantage clearer
Scheme is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not before creative work is made
Obtained all other embodiment is put, belongs to the scope that the utility model is protected.
Referring to shown in Fig. 1-Fig. 4, the utility model provides a kind of voltage transformer, including outer housing 2, before outer housing 2
Side is equipped with warning device 3, when secondary circuit short circuit, automatic alarm can be realized by warning device 3, inside outer housing 2
Cored 9 are installed, the top and bottom of iron core 9 are wound with primary side winding 10 and vice-side winding 12 respectively；2 inner wall both sides of outer housing
Primary side fuse 8 and secondary fuse 11 are installed, primary side fuse 8 is electrically connected with primary side winding 10, secondary fuse 11 with
Vice-side winding 12 is electrically connected, and is played a protective role by primary side fuse 8 to circuit under test, by secondary fuse 11 to secondary
Circuit plays a protective role；2 upper end of outer housing is equipped with quick coupling 4, and quick coupling 4 is electrically connected with primary side fuse 8, passes through
The quick links of realization device and circuit under test are capable of in quick coupling 4；2 one side of outer housing is equipped with guard box 5, in guard box 5
Portion is equipped with secondary binding post 7, and secondary binding post 7 is electrically connected with secondary fuse 11；
Warning device 3 includes warning box 302, electromagnet 306, and warning box 302 is fixedly mounted on 2 front side of outer housing, alarm
302 inside both sides of case are equipped with accumulator 307, electromagnet 306, and electromagnet 306 is electrically connected with secondary fuse 11；Warning box
302 surfaces are equipped with alarm 301, and alarm 301 is electrically connected with accumulator 307；302 inner top of warning box is equipped with fixation and leads
Electric piece 303 and alarm spring 304, fixed-conductive film 303 are electrically connected with accumulator 307；304 end of alarm spring is equipped with activity
Conductive sheet 305, movable conducting strip 305 are electrically connected with alarm 301；
Quick coupling 4 includes wiring shell 401, primary side binding post 402, and wiring shell 401 is fixedly mounted on outer housing 2
End, 401 internal slide of wiring shell are equipped with primary side binding post 402, and 402 top of primary side binding post is provided with threading hole 404, former
Binding post 402 bottom in side is equipped with wiring conductive sheet 406, and wiring conductive sheet 406 is electrically connected with primary side fuse 8；Primary side wiring
The outside of column 402 is provided with wiring spring 405, the both ends of wiring spring 405 respectively with wiring conductive sheet 406 and wiring shell 401
It is connected.
As optional embodiment, 2 lower end of outer housing is equipped with mounting seat 1, and dress is easy to implement by mounting seat 1
The installation put, the longitudinal both sides of mounting seat 1 are provided with lateral bolster fagging 101, and auxiliary branch can be played by lateral bolster fagging 101
Support acts on, and helps to ensure that device stationarity；
2 upper end of outer housing is provided with cooling fin 102, and cooling fin 102 and outer housing 2 use ceramic post sintering integrated molding,
Insulating effect and cooling effect can be played, helps to ensure that the performance of device；
5 one side of guard box is provided with sealing fastening plug 6, and seals fastening plug 6 and be internally provided with through hole, being capable of realization device
With the connection of detection circuit, while sealing fastening effect is played, prevent from due to external force connection being caused to loosen；
Wiring shell 401 is made of ceramics, and with 2 integrated molding of outer housing, 402 upper end of primary side binding post is equipped with
Insulating cover 403, convenient for pulling primary side binding post 402, so as to the connection of quick realization device and circuit under test；
There are two fixed-conductive film 303 is common, and it is symmetrical, alarm spring 304 is living between fixed-conductive film 303
Moving conductive piece 305 is located at 303 lower section of fixed-conductive film, in secondary circuit short circuit, movable conducting strip 305 can be ensured with fixing
Conductive sheet 303 comes into full contact with, to realize that automatic alarm provides possibility.
Using the above structure, the present apparatus pulls primary side binding post 402, overcomes wiring applied in the electric power system of 10KV
The elastic force of spring 405 leaks out the threading hole 404 on 402 top of primary side binding post, by the line of circuit to be measured from threading hole 404
It passes through, decontrols primary side binding post 402, under the elastic force effect of wiring spring 405, primary side binding post 402 is with wiring conductive sheet
406 decline, and the line for treating survey line road is compressed, simple and convenient so as to fulfill the connection of connector sleeve and circuit to be measured,
Help to improve wireline inspection efficiency；When device works normally, secondary circuit is in connected state, and electromagnet 306 is charged at this time,
The elastic force of alarm spring 304 is overcome by magnetic attraction, movable conducting strip 305 is made to depart from fixed-conductive film 303, alarm 301
The circuit formed with accumulator 307 is off, and when secondary circuit gets an electric shock short circuit, secondary fuse 11 disconnects, at this time
306 dead electricity of electromagnet drives movable conducting strip 305 to rise, makes movable conducting strip 305 with consolidating using the elastic force for spring 304 of alarming
Determine conductive sheet 303 to contact, the circuit communication for forming accumulator 307 and alarm 301 is alarmed by alarm 301, carried
Awake operating personnel are in time detected circuit repair.
The above is only specific embodiment of the present utility model, but the scope of protection of the utility model is not limited to
In this, in the technical scope that any one skilled in the art discloses in the utility model, variation can be readily occurred in
Or replace, it should be covered within the scope of the utility model.Therefore, the scope of protection of the utility model should be with the power
Subject to the protection domain of profit requirement.
Claims (6)
1. a kind of voltage transformer, including outer housing (2), it is characterised in that：Outer housing (2) installed in front has warning device
(3), cored (9) are installed inside the outer housing (2), the top and bottom of the iron core (9) are wound with primary side winding respectively
(10) and vice-side winding (12)；Outer housing (2) the inner wall both sides are equipped with primary side fuse (8) and secondary fuse (11),
The primary side fuse (8) is electrically connected with the primary side winding (10), the secondary fuse (11) and the vice-side winding
(12) it is electrically connected；Outer housing (2) upper end is equipped with quick coupling (4), the quick coupling (4) and the primary side fuse
(8) it is electrically connected；Outer housing (2) one side is equipped with guard box (5), and secondary binding post is equipped with inside the guard box (5)
(7), the secondary binding post (7) is electrically connected with the secondary fuse (11)；
The warning device (3) includes warning box (302), electromagnet (306), and the warning box (302) is fixedly mounted on described
On front side of outer housing (2), the internal both sides of the warning box (302) are equipped with accumulator (307), electromagnet (306), the electromagnet
(306) it is electrically connected with the secondary fuse (11)；Warning box (302) surface is equipped with alarm (301), the alarm
Device (301) is electrically connected with the accumulator (307)；Warning box (302) inner top is equipped with fixed-conductive film (303) and report
Alert spring (304), the fixed-conductive film (303) are electrically connected with the accumulator (307)；Described alarm spring (304) end
Movable conducting strip (305) is installed, the movable conducting strip (305) is electrically connected with the alarm (301)；
The quick coupling (4) includes wiring shell (401), primary side binding post (402), the fixed peace of the wiring shell (401)
Mounted in the outer housing (2) upper end, wiring shell (401) internal slide is equipped with the primary side binding post (402), described
Primary side binding post (402) top is provided with threading hole (404), and primary side binding post (402) bottom is equipped with wiring conductive sheet
(406), the wiring conductive sheet (406) is electrically connected with the primary side fuse (8)；It is set on the outside of the primary side binding post (402)
Be equipped with wiring spring (405), the both ends of the wiring spring (405) respectively with the wiring conductive sheet (406) and the wiring
Shell (401) is connected.
2. a kind of voltage transformer according to claim 1, it is characterised in that：Outer housing (2) lower end is equipped with installation
Pedestal (1), the longitudinal both sides of the mounting seat (1) are provided with lateral bolster fagging (101).
3. a kind of voltage transformer according to claim 1, it is characterised in that：Outer housing (2) upper end is provided with heat dissipation
Piece (102), the cooling fin (102) and the outer housing (2) use ceramic post sintering integrated molding.
4. a kind of voltage transformer according to claim 1, it is characterised in that：Guard box (5) one side is provided with sealing
Fastening plug (6), and the sealing fastening plug (6) is internally provided with through hole.
5. a kind of voltage transformer according to claim 1, it is characterised in that：The wiring shell (401) uses ceramic system
Into, and with the outer housing (2) integrated molding, primary side binding post (402) upper end is equipped with insulating cover (403).
6. a kind of voltage transformer according to claim 1, it is characterised in that：There are two the fixed-conductive film (303) is common,
And it is symmetrical, the alarm spring (304) is between the fixed-conductive film (303), movable conducting strip (305) position
Below the fixed-conductive film (303).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721365359.4U CN207425602U (en) | 2017-10-21 | 2017-10-21 | A kind of voltage transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721365359.4U CN207425602U (en) | 2017-10-21 | 2017-10-21 | A kind of voltage transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207425602U true CN207425602U (en) | 2018-05-29 |
Family
ID=62312540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721365359.4U Active CN207425602U (en) | 2017-10-21 | 2017-10-21 | A kind of voltage transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207425602U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107799289A (en) * | 2017-10-21 | 2018-03-13 | 吉韦龙 | A kind of voltage transformer |
-
2017
- 2017-10-21 CN CN201721365359.4U patent/CN207425602U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107799289A (en) * | 2017-10-21 | 2018-03-13 | 吉韦龙 | A kind of voltage transformer |
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