CN207074232U - A kind of insulation resistance measuring device - Google Patents
A kind of insulation resistance measuring device Download PDFInfo
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- CN207074232U CN207074232U CN201720835118.5U CN201720835118U CN207074232U CN 207074232 U CN207074232 U CN 207074232U CN 201720835118 U CN201720835118 U CN 201720835118U CN 207074232 U CN207074232 U CN 207074232U
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- insulation resistance
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Abstract
A kind of insulation resistance measuring device, it includes Insulation Resistance Tester, automatic winder and mounting seat, the front end of mounting seat is provided with bar-shaped positive probe and negative probe for insulation measurement, positive probe and negative probe are relative to being separatedly fixed on the front end of mounting seat, positive wire and cathode conductor are wound with automatic winder, one end of the positive wire electrically connects with positive probe, the positive test interface of the other end and Insulation Resistance Tester connects, one end of the cathode conductor electrically connects with negative probe, the negative testing interface of the other end and Insulation Resistance Tester connects, the rear end of mounting seat is provided with operation handle；The mounting seat is provided with resistance display unit, and resistance display unit is connected by the signal output part of data wire and Insulation Resistance Tester, and data wire is wrapped on automatic winder.Positive probe of the present utility model and negative probe are all fixed settings, therefore just will pop one's head in and bear probe without supernumerary and keep fixing, and improve measurement efficiency.
Description
Technical field
It the utility model is related to a kind of insulation resistance measuring device.
Background technology
In high voltage transmission line live work, the insulation measurement to insulating tool is essential condition, existing
Graded insulation detection (the wide 2cm of electrode, the wide 2cm of interpolar) is carried out in the 2500V and the megameter of the above or insulaion resistance instrument used
Mode carry out.Following three kinds of situations in daily insulaion resistance detection operation be present：First, with 2500V and the megameter of the above
During the insulaion resistance of measurement hard or flexibility insulating tool, instrument must be horizontal positioned, and two measuring electrode holding electrode
Wide 2cm, the wide 2cm of interpolar operation difficulty is big, and operational limitation is brought to measurement insulaion resistance；Second, use insulaion resistance
During instrument areal survey insulaion resistance, 3 people are needed to be used cooperatively when measuring insulating cord；Third, the exhausted of insulator is measured on shaft tower
During edge resistance, the megameter of 2500V and the above can not keep level place, larger error to measurement result be present, and survey
Measuring a string of insulator chains needs to expend longer time.And operating personnel using two electrode operations when, hand directly with
Positive and negative polarity wire contacts, extremely dangerous, it is possible to test pencil to be touched, so as to cause to get an electric shock.
Utility model content
The purpose of this utility model is to provide a kind of insulation resistance measuring device, to improve the peace of insulation measurement operation
Full property and efficiency, mitigate the labor intensity of operating personnel.
To achieve the above object, the utility model adopts the technical scheme that：
A kind of insulation resistance measuring device, it includes Insulation Resistance Tester, automatic winder and mounting seat, mounting seat
Front end is provided with bar-shaped positive probe and negative probe for insulation measurement, and positive probe and negative probe are relative to being separatedly fixed on peace
On the front end for filling seat, positive wire and cathode conductor, one end of the positive wire and positive probe are wound with automatic winder
The positive test interface of electrical connection, the other end and Insulation Resistance Tester connects, and one end of the cathode conductor is electrically connected with negative probe
Connect, the negative testing interface of the other end and Insulation Resistance Tester connects, the rear end of mounting seat is provided with operation handle；The mounting seat
The resistance display unit for being used for showing insulation measurement value is provided with, resistance display unit is surveyed by data wire and insulaion resistance
The signal output part connection of instrument is tried, data wire is wrapped on automatic winder.
When being measured using the utility model insulation resistance measuring device to insulaion resistance, due to insulation measurement just
Probe and negative probe are all fixed settings, therefore just will pop one's head in and bear probe without supernumerary and keep fixing；And just pop one's head in,
Connecting wire between negative probe and Insulation Resistance Tester is wound up with automatic winder, is carrying out insulation measurement
When, positive probe and the negative great free degree of probe are given, that is to say can put Insulation Resistance Tester one horizontal position
Put, by by connecting wire from automatic winder it is stretched come, you can with realize measure insulaion resistance over long distances, reduce
Measurement error.
As a kind of improvement of the present utility model, the resistance display unit includes signal acquisition module, A/D moduluss of conversion
Block, microcontroller and display, signal acquisition module are connected by the signal output part of data wire and Insulation Resistance Tester,
The output end of signal acquisition module is connected after A/D modular converters with the input interface of microcontroller, and the output of microcontroller connects
Mouth is connected with display；The data wire, positive wire and cathode conductor are located in a spaghetti, the spaghetti winding
On automatic winder.
Further, the display is light-emitting diode display.
As it is of the present utility model it is a kind of improve, the front end of the positive probe and negative probe opposite to each other to the outside lateral bend in ground,
Form the ring contact with opening.
As it is of the present utility model it is a kind of improve, before the positive probe and negative probe are fixed on mounting seat in an inclined manner
End, front wide and rear narrow Y type fork shape is formed between positive probe and negative probe.
Compared with prior art, the utility model has advantages below：
Positive probe of the present utility model and negative probe are all fixed settings, therefore just will pop one's head in and bear spy without supernumerary
Head keeps fixing, and improves measurement efficiency；And just pop one's head in, bear to pop one's head in and used certainly the connecting wire between Insulation Resistance Tester
Dynamic winder is wound up, and when carrying out insulation measurement, gives positive probe and the negative great free degree of probe, that is to say can
So that Insulation Resistance Tester is put on a horizontal position, by by connecting wire from automatic winder it is stretched come,
It can realize and measure insulaion resistance over long distances, reduce measurement error；Survey crew measures insulated electro in hand-held operation handle
During resistance, the measured value of insulaion resistance can be directly obtained by the resistance display unit observed in mounting seat, it is convenient and swift.
Brief description of the drawings
Fig. 1 is the schematic diagram of the utility model insulation resistance measuring device embodiment 1；
Fig. 2 is the schematic diagram of the utility model resistance display unit；
Fig. 3 is the schematic diagram of the utility model insulation resistance measuring device embodiment 2.
Embodiment
Content of the present utility model is described in further details with reference to the accompanying drawings and detailed description.It is appreciated that
, specific embodiment described herein is used only for explaining the utility model, rather than to restriction of the present utility model.In addition
It should also be noted that, for the ease of describing, the part related to the utility model rather than full content are illustrate only in accompanying drawing.
Embodiment 1
Referring to Fig.1 and 2, being the embodiment 1 of the utility model insulation resistance measuring device, it includes insulaion resistance survey
Try instrument 10, automatic winder 20 and mounting seat 30.
The front end of mounting seat 30 is provided with bar-shaped positive probe 31 and negative probe 32 for insulation measurement, positive probe 31 and negative
Probe 32 is relative to being separatedly fixed on the front end of mounting seat 30；Specifically, just pop one's head in and bear and pop one's head between the two at least
Distance at one is 2cm, to meet the measurement request of insulaion resistance.Positive wire 41 and negative pole are wound with automatic winder 20
Wire 42, one end of the positive wire 41 is connected with positive probe electricity 31, the positive test of the other end and Insulation Resistance Tester 10
Interface connects, one end of the cathode conductor 42 with it is negative pop one's head in 32 electrically connect, the negative survey of the other end and Insulation Resistance Tester 10
Mouth of trying connects, and the rear end of mounting seat 30 is provided with operation handle 33.Positive wire and negative pole is controlled to lead using automatic winder
The length folding and unfolding of line, it is possible to achieve the long range of probe and Insulation Resistance Tester separates.
The mounting seat 30 is provided with the resistance display unit 50 for being used for showing insulation measurement value, resistance display unit
50 are connected by data wire 43 with the signal output part of Insulation Resistance Tester 10, and data wire 43 is wrapped in automatic winder 20
On.Survey crew is when hand-held operation handle measures insulaion resistance, directly by observing the resistance display unit in mounting seat i.e.
The measured value of insulaion resistance can be obtained, it is convenient and swift.
Moreover, the front end of the positive probe 31 and negative probe 32 forms the ring with opening opposite to each other to the outside lateral bend in ground
The distance between shape contact 34,32 rear end parts of positive probe 31 and negative probe is 2cm.The Front-end Design of probe is circularized into contact
Form, be advantageous to measure insulating bar, pull bar, the resistance value of the rigid bar class insulating materials such as suspension rod, as long as annular is touched
Head hook measures resistance value on bar class insulating materials, quick stable.
When being measured using the utility model insulation resistance measuring device to insulaion resistance, due to insulation measurement just
Probe and negative probe are all fixed settings, therefore just will pop one's head in and bear probe without supernumerary and keep fixing, and improve measurement
Efficiency；And just pop one's head in, the connecting wire between negative probe and Insulation Resistance Tester is wound up with automatic winder,
When carrying out insulation measurement, positive probe and the negative great free degree of probe are given, that is to say can be by Insulation Resistance Tester
Put on a horizontal position, by by connecting wire from automatic winder it is stretched come, you can with realize over long distances
Insulaion resistance is measured, reduces measurement error；Survey crew is directly pacified when hand-held operation handle measures insulaion resistance by observing
Resistance display unit on dress seat can obtain the measured value of insulaion resistance, convenient and swift.
In the present embodiment, the resistance display unit 50 includes signal acquisition module 51, A/D modular converters 52, micro-control
Device 53 and light-emitting diode display 54 processed, the signal output that signal acquisition module 51 passes through data wire 43 and Insulation Resistance Tester 10
End connection, the input interface of the output end of signal acquisition module 51 with microcontroller 53 after A/D modular converters 52 are connected, micro-control
The output interface of device 53 processed is connected with light-emitting diode display 54；It is exhausted that the data wire 43, positive wire 41 and cathode conductor 42 are located at one
In edge line set 40, the spaghetti 40 is wrapped on automatic winder 20.Resistance display unit is used to show insulaion resistance
Measured value, due in measurement process, there is quite remote distance between Insulation Resistance Tester and probe, survey crew can not
The reading on Insulation Resistance Tester is read in real time, and this problem can be solved by being provided with resistance display unit in mounting seat, be carried
The convenience of high measurement.
In summary, the utility model just will pop one's head in and bear probe fixed setting, and just pop one's head in, bear probe and insulated electro
Connecting wire between resistance tester is wound up with automatic winder, compared with prior art with advantages below：
1st, just it will pop one's head in and bear probe without supernumerary to keep fixing, and improve the efficiency of measurement；
2nd, can guarantee that Insulation Resistance Tester is put on a horizontal position, by by connecting wire from automatic winder
In it is stretched come, you can measure insulaion resistance over long distances to realize, reduce measurement error；
3rd, mounting seat is provided with resistance display unit, realizes the reading read in real time on Insulation Resistance Tester, improves measurement
Convenience.
Embodiment 2
Insulation resistance measuring device as shown in Figure 3 is embodiment 2 of the present utility model, and it is as different from Example 1：
The positive probe 31A and negative probe 32A is fixed on the front end of mounting seat 30 in an inclined manner, it is positive pop one's head in 31A and negative probe 32A it
Between form front wide and rear narrow Y type fork shape.The positive composition Y type fork shape between negative probe of popping one's head in is adapted to be used for different height insulation
The resistance measurement of son.
Above-listed detailed description is illustrating for the utility model possible embodiments, and the embodiment simultaneously is not used to limit
The scope of the claims of the present utility model, all equivalence enforcements or change without departing from carried out by the utility model, it is intended to be limited solely by this case
In the scope of the claims.
Claims (5)
- A kind of 1. insulation resistance measuring device, it is characterised in that：Including Insulation Resistance Tester, automatic winder and mounting seat, The front end of mounting seat is provided with bar-shaped positive probe and negative probe for insulation measurement, and positive probe and negative probe are relative to separatedly It is fixed on the front end of mounting seat, positive wire and cathode conductor, one end of the positive wire is wound with automatic winder It is connected with the positive test interface of positive probe electrical connection, the other end and Insulation Resistance Tester, one end of the cathode conductor is with bearing The negative testing interface of probe electrical connection, the other end and Insulation Resistance Tester connects, and the rear end of mounting seat is provided with operation handle；Institute State mounting seat and be provided with the resistance display unit for being used for showing insulation measurement value, resistance display unit is by data wire and absolutely The signal output part connection of edge resistance meter, data wire are wrapped on automatic winder.
- 2. insulation resistance measuring device according to claim 1, it is characterised in that：The resistance display unit includes signal Acquisition module, A/D modular converters, microcontroller and display, signal acquisition module pass through data wire and megger test The signal output part connection of instrument, the output end of signal acquisition module connect after A/D modular converters with the input interface of microcontroller Connect, the output interface of microcontroller is connected with display；The data wire, positive wire and cathode conductor are located at a spaghetti Interior, the spaghetti is wrapped on automatic winder.
- 3. insulation resistance measuring device according to claim 2, it is characterised in that：The display is light-emitting diode display.
- 4. insulation resistance measuring device according to claim 1, it is characterised in that：The front end of the positive probe and negative probe Opposite to each other to the outside lateral bend in ground, the ring contact with opening is formed.
- 5. insulation resistance measuring device according to claim 1, it is characterised in that：It is described just to pop one's head in and bearing probe to tilt Mode is fixed on the front end of mounting seat, and front wide and rear narrow Y type fork shape is formed between positive probe and negative probe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720835118.5U CN207074232U (en) | 2017-07-11 | 2017-07-11 | A kind of insulation resistance measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720835118.5U CN207074232U (en) | 2017-07-11 | 2017-07-11 | A kind of insulation resistance measuring device |
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| Publication Number | Publication Date |
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| CN207074232U true CN207074232U (en) | 2018-03-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720835118.5U Active CN207074232U (en) | 2017-07-11 | 2017-07-11 | A kind of insulation resistance measuring device |
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| CN (1) | CN207074232U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109186776A (en) * | 2018-09-10 | 2019-01-11 | 广州供电局有限公司 | Detection method, device and the detection device of transmission line of electricity wire clamp fever |
| CN109633273A (en) * | 2018-11-30 | 2019-04-16 | 上海无线电设备研究所 | One kind being used for open-cell load impedance test macro and its method |
-
2017
- 2017-07-11 CN CN201720835118.5U patent/CN207074232U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109186776A (en) * | 2018-09-10 | 2019-01-11 | 广州供电局有限公司 | Detection method, device and the detection device of transmission line of electricity wire clamp fever |
| CN109633273A (en) * | 2018-11-30 | 2019-04-16 | 上海无线电设备研究所 | One kind being used for open-cell load impedance test macro and its method |
| CN109633273B (en) * | 2018-11-30 | 2021-06-04 | 上海无线电设备研究所 | Open-hole load impedance test system and method |
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