CN206990729U - A kind of device based on quick detection transformer - Google Patents
A kind of device based on quick detection transformer Download PDFInfo
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- CN206990729U CN206990729U CN201720944310.8U CN201720944310U CN206990729U CN 206990729 U CN206990729 U CN 206990729U CN 201720944310 U CN201720944310 U CN 201720944310U CN 206990729 U CN206990729 U CN 206990729U
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- detection switch
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Abstract
The utility model discloses a kind of device based on quick detection transformer, provided with winding break-make electric detection means and insulation resistance detection device；Direct current supply is in parallel with winding break-make electric detection means, insulation resistance detection device respectively；Winding break-make electric detection means is provided with the first detection switch, the input of the output end of direct current supply and the first detection switch is electrically connected with, the output end of first detection switch is electrically connected with transformer to be checked, and transformer to be checked is connected by variable resistance Inductive component with instruction device；Insulation resistance detection device is provided with controller, indicator lamp, insulating resistance detecting instrument, the second detection switch；The output end of direct current supply is electrically connected with controller, insulating resistance detecting instrument respectively, and the input of the output end of insulating resistance detecting instrument and the second detection switch is electrically connected with the output end of the second detection switch and transformer to be checked is electrically connected with；Controller communicates to connect with insulating resistance detecting instrument.
Description
Technical field
The utility model belongs to electric field, more particularly to a kind of device based on quick detection transformer.
Background technology
For the short circuit between the winding of batch production or supplied materials detection transformer, whether open a way, at present on the market some
Instrument is mainly judged by checking the inductance value of every group of winding, inefficient, is not easy to exist to more winding transformer high-volume
Line detects；
Existing transformer simply detects under factory state to power on/off, but in actual life, due to exhausted
The resistance value of edge resistance is too low, it is impossible to reach standard, cause short circuit blast between electric phase, therefore when dispatching from the factory, it is necessary to it is a kind of both
Transformer winding power on/off can be detected, and can detects the device of insulaion resistance.
Utility model content
The utility model provides a kind of device based on quick detection transformer, the above mentioned problem of solution.
To solve the above problems, the technical scheme that the utility model is provided is as follows：It is a kind of based on quick detection transformer
Device, provided with winding break-make electric detection means and insulation resistance detection device；Direct current supply is respectively with winding break-make electric-examination
It is in parallel to survey device, insulation resistance detection device；
Winding break-make electric detection means is provided with the first detection switch, the output end of direct current supply and the first detection switch
Input be electrically connected with, the output end of the first detection switch and transformer to be checked are electrically connected with, and transformer to be checked passes through variable resistance
Inductance is connected with instruction device；
Insulation resistance detection device is provided with controller, indicator lamp, insulating resistance detecting instrument, the second detection switch；Direct current
The output end of supply is electrically connected with controller, insulating resistance detecting instrument respectively, the output end of insulating resistance detecting instrument and the
The input of two detection switch is electrically connected with the output end of the second detection switch and transformer to be checked is electrically connected with；Controller with absolutely
Edge resistance monitor communicates to connect.
Preferable technical scheme, the first detection switch are more gear single contact rotary switches.
Preferable technical scheme, the second detection switch are more gear double-contact rotary switches.
Preferable technical scheme, the variable resistance Inductive component are multiple inductance, the number of inductance and the first detection switch
Gear number is consistent.
Preferable technical scheme, instruction device are consistent with the number of inductance.
It is that, using such scheme, the utility model passes through insulaion resistance instrument and inspection relative to the beneficial effect of prior art
Slowdown monitoring switch carries out insulaion resistance detection to transformer, while also the power on/off of transformer is detected, and makes the transformation detected
Device is safer.
Brief description of the drawings
, below will be to embodiment or prior art for clearer explanation embodiment or technical scheme of the prior art
The accompanying drawing used needed for description is briefly described, it is clear that, drawings in the following description are only the one of utility model
A little embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to these
Accompanying drawing obtains other accompanying drawings.
Fig. 1 is the circuit diagram of each winding power on/off of detection of the present utility model；
Fig. 2 is insulaion resistance detects schematic diagram of the present utility model；
Fig. 3 is detection switch schematic diagram of the present utility model.
Embodiment
For the ease of understanding the utility model, below in conjunction with the accompanying drawings and specific embodiment, the utility model is carried out more detailed
Thin explanation.Preferred embodiment of the present utility model is given in accompanying drawing.But the utility model can be with many different
Form is realized, however it is not limited to embodiment described by this specification.On the contrary, the purpose for providing these embodiments is made to this
The understanding of the disclosure of utility model more thorough and comprehensive.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.Term used in this specification " fixation ", " being integrally formed ",
For illustrative purposes only, in figure, the similar unit of structure is to identical label for "left", "right" and similar statement
Sign.
Unless otherwise defined, technology all used in this specification and scientific terminology are with belonging to skill of the present utility model
The implication that the technical staff in art field is generally understood that is identical.In art used in the description of the present utility model in this specification
Language is intended merely to describe the purpose of specific embodiment, is not intended to limit the utility model.
As shown in figure 1, one embodiment of the present utility model is：A kind of device based on quick detection transformer be provided with around
Hinder break-make electric detection means and insulation resistance detection device；Direct current supply is respectively with winding break-make electric detection means, insulation
Resistor detecting device is in parallel；
Winding break-make electric detection means is provided with the first detection switch, output and the first detection switch of direct current supply
Input is electrically connected with, and the output end of the first detection switch is electrically connected with transformer to be checked, and transformer to be checked passes through variable resistance electricity
Sense electrically connects with instruction device；
Insulation resistance detection device is provided with controller, indicator lamp, insulating resistance detecting instrument, the second detection switch；Direct current
The output end of supply is electrically connected with controller, insulating resistance detecting instrument respectively, the output end of insulating resistance detecting instrument and the
The input of two detection switch is electrically connected with the output end of the second detection switch and transformer to be checked is electrically connected with；Controller with absolutely
Edge resistance monitor communicates to connect.
First detection switch is more gear rotary switchs.
Second detection switch is more gear double-contact rotary switches.
Variable resistance Inductive component is multiple inductance, and the number of inductance is consistent with the gear number of the first detection switch.
Instruction device is consistent with the number of inductance；Instruction device is LED.
A is the first gear of the second detection switch；
B is the second gear of the second detection switch；
C is the third gear of the second detection switch；
A is the fourth speed position of the second detection switch；
B is the fifth speed position of the second detection switch；
C is the sixth speed position of the second detection switch；
A ＇ are the leading-in end of the first winding in primary winding in transformer to be checked；
B ＇ are the leading-in end of the second winding in primary winding in transformer to be checked；
C ＇ are the leading-in end of the 3rd winding in primary winding in transformer to be checked；
A ＇ are the exit of the first winding in secondary winding transformer in transformer to be checked；
B ＇ are the exit of the second winding in secondary winding transformer in transformer to be checked；
C ＇ are the exit of the 3rd winding in secondary winding transformer in transformer to be checked.
Embodiment 1：
First detection switch is 5 gear rotary switchs, and transformer to be checked is 5 winding transformers, and first, second, third and fourth winds
For secondary winding transformer, the 5th winding is primary winding；Fifth speed position one end with the 5th winding one end be connected, the 5th wind the other end according to
It is secondary electrically connected with the 5th inductance, the 5th instruction device electrical connection；First gear one end with first winding one end be connected, first around
The resistance other end is connected with the first inductance, the first instruction device successively；Second and third, four gears respectively with it is corresponding winding connect, phase
The winding answered electrically connects with corresponding inductance, instruction device successively；
When the first detection switch rotates to first grade, the first instruction device is shinny, represents that the first winding is powered, if the
One instruction device does not work, and represents the first winding power-off；Other winding detections such as the first winding.
Embodiment 2：
First detection switch is 5 gear rotary switchs, and transformer to be checked is 3 winding transformers；In secondary winding transformer first,
Two windings electrically connect with corresponding first and second gear respectively；The 3rd winding in primary winding electrically connects with fifth speed position.
Embodiment 3：
Second detection switch is 6 gear double-contact rotary switches, when detecting insulaion resistance, the first of insulating resistance detecting instrument
The first and second contact one end electrical connection corresponding with the second detection switch respectively of lead-out terminal, the second lead-out terminal；A and A ＇, B
It is connected respectively by connecting line with b ＇, c and c ＇ with B ＇, C and C ＇, a and a ＇ b, is first gear when rotating the second detection switch
When, the first contact is connected with A ＇, and the second contact is connected with B ＇, first and second contact that insulation tester passes through the second detection switch
Calculate insulating resistance value, and send to controller, controller by pre-stored values compared with detected value, if less than pre-stored values,
Then controller control indicator lamp is bright, if greater than pre-stored values, it indicates that lamp does not work；It is second gear when rotating the second detection switch
When, the first contact is connected with B ＇, and the second contact is connected with C ＇；When it is third gear to rotate the second detection switch, the first contact
It is connected with C ＇, the second contact is connected with OFF, is expressed as disconnecting state；When it is fourth gear to rotate the second detection switch, first
Contact is connected with OFF, and the second contact is connected with a ＇, is expressed as disconnecting state;When it is fifth gear to rotate the second detection switch,
First contact is connected with a ＇, and the second contact is connected with b ＇, detects the insulaion resistance of the first winding and the second winding of secondary winding transformer；
When it is sixth gear to rotate the second detection switch, the first contact is connected with b ＇, and the second contact is connected with c ＇, detects secondary winding transformer
The 3rd winding with second winding insulaion resistance.
It is that, using such scheme, the utility model passes through insulaion resistance instrument and inspection relative to the beneficial effect of prior art
Slowdown monitoring switch carries out insulaion resistance detection to transformer, while also the power on/off of transformer is detected, and makes the transformation detected
, it is necessary to illustrate, above-mentioned each technical characteristic continues to be mutually combined device more safety, forms the various implementations not being enumerated above
Example, it is accordingly to be regarded as the scope of the utility model specification record；Also, for those of ordinary skills, can be according to upper
State it is bright improved or converted, and all these modifications and variations should all belong to the protection of the appended claims for the utility model
Scope.
Claims (5)
1. a kind of device based on quick detection transformer, it is characterised in that provided with winding break-make electric detection means and insulated electro
Hinder detection means；Direct current supply is in parallel with winding break-make electric detection means, insulation resistance detection device respectively；
Winding break-make electric detection means is provided with the first detection switch, and the output end of direct current supply is defeated with the first detection switch
Enter end to be electrically connected with, the output end of the first detection switch is electrically connected with transformer to be checked, and transformer to be checked passes through variable resistance inductance
Component is connected with instruction device；
Insulation resistance detection device is provided with controller, indicator lamp, insulating resistance detecting instrument, the second detection switch；Direct current electricity suppl
The output end of device is electrically connected with controller, insulating resistance detecting instrument respectively, the output end of insulating resistance detecting instrument and the second inspection
The input of slowdown monitoring switch is electrically connected with the output end of the second detection switch and transformer to be checked is electrically connected with；Controller and insulated electro
Hinder detector communication connection.
2. a kind of device based on quick detection transformer according to claim 1, it is characterised in that first detection is opened
Close as more gear single contact rotary switches.
3. a kind of device based on quick detection transformer according to claim 1, it is characterised in that second detection is opened
Close as more gear double-contact rotary switches.
A kind of 4. device based on quick detection transformer according to claim 1, it is characterised in that the variable resistance inductive bank
Part is multiple inductance, and the number of inductance is consistent with the gear number of the first detection switch.
A kind of 5. device based on quick detection transformer according to claim 4, it is characterised in that the instruction device with
The number of inductance is consistent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720944310.8U CN206990729U (en) | 2017-07-31 | 2017-07-31 | A kind of device based on quick detection transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720944310.8U CN206990729U (en) | 2017-07-31 | 2017-07-31 | A kind of device based on quick detection transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206990729U true CN206990729U (en) | 2018-02-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720944310.8U Active CN206990729U (en) | 2017-07-31 | 2017-07-31 | A kind of device based on quick detection transformer |
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| Country | Link |
|---|---|
| CN (1) | CN206990729U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110456160A (en) * | 2019-08-20 | 2019-11-15 | 保定市森茂科技有限公司 | Super-pressure three-phase transformer D.C. resistance test method and test device |
-
2017
- 2017-07-31 CN CN201720944310.8U patent/CN206990729U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110456160A (en) * | 2019-08-20 | 2019-11-15 | 保定市森茂科技有限公司 | Super-pressure three-phase transformer D.C. resistance test method and test device |
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