CN105891654A - Portable on-off tester - Google Patents
Portable on-off tester Download PDFInfo
- Publication number
- CN105891654A CN105891654A CN201610187194.XA CN201610187194A CN105891654A CN 105891654 A CN105891654 A CN 105891654A CN 201610187194 A CN201610187194 A CN 201610187194A CN 105891654 A CN105891654 A CN 105891654A
- Authority
- CN
- China
- Prior art keywords
- probe
- portable
- test
- power supply
- break
- 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.)
- Pending
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
Abstract
The invention provides a portable on-off tester which comprises a first probe and a second probe, and the front end of the first probe and the front end of the second probe are each provided with a probe head. An on-off indicating lamp, a control switch and a power supply are arranged on the first probe, wherein the on-off indicating lamp and the control switch are positioned on the outer side wall of the first probe, and the power supply is fixedly arranged on the tail end of the first probe through an end cap. A testing lead is arranged between the first probe and the second probe, and one end of the testing lead is connected with one end of the power supply through a holddown device. The portable on-off tester has a small integral structure and is easy to operate. The portable on-off tester can be flexibly used in a narrow test space. The on-off indicating lamp arranged on the first probe allows a test worker to more conveniently determine the on-off of a tested line.
Description
Technical field
The present invention relates to a kind of electrical field application testing tool, particularly relate to a kind of portable on off test
Device.
Background technology
Along with the development of China's economy, the application of power equipment is more and more extensive, at present in electric power industry
During expanding dress table, changing table, metering maintenance, power equipment installation, vehicle maintenance etc., to secondary circuit,
The measurement of auxiliary contact, auxiliary switch etc. is essential, and it is high, suitable that this simple break-make measures operation frequency
Extensively and use environment complex by scope.
The test equipment being used the break-make measurement in the loop such as secondary circuit, auxiliary contact has two kinds, the
One is circuit tester, and the second is special loop-around test instrument, and special loop-around test instrument is at volume
On less relative to circuit tester, test function reduces the most relatively.In conjunction with the test environment in break-make loop and logical
The required precision of disconnected loop-around test, in the test space that some are the narrowest and small, above two equipment volume
The biggest, it is impossible to being smoothed out on off test work, further, loop break-make is measured required accurate
Spend the lowest the lowest, be not required to the higher test equipment of precision to complete on off test.Therefore, at circuit
On off test is needed badly a kind of compact, flexible and convenient operation, is easy to carry about with one and durable on off test
Instrument.
Summary of the invention
For above-mentioned existing on off test equipment under some test environment existing, because volume is excessive
And the problems such as circuit on-off test job cannot be smoothly completed, the invention provides a kind of portable break-make and survey
Examination device, this portable on off test device, compact, it is easy to carry and flexible operation can at circuit relatively
For in the complicated test space, smoothly complete the on off test work of some circuits.
The present invention solves its technical problem and is adopted the technical scheme that: a kind of portable on off test device,
Including the first probe and the second probe, it is respectively provided with one in the front end of described first probe and described second probe
Probe head, is additionally provided with break-make display lamp on described first probe, controls switch and power supply,
Described break-make display lamp and described control switch are respectively positioned on the lateral wall of described first probe, described power supply
Power supply is fixedly installed on the end of described first probe by an end cap;At described first probe and described
Being provided with test lead between two probes, one end of described test lead is by a hold down gag and described confession
One end of electricity power supply is connected.
Preferably, the lateral wall of described first probe also sets up one and control, with described, the honeybee that switch is adjacent
Ring device.
Further, arranging a LED in the front end of described first probe, described LED passes through wire
It is serially connected with described control switch and described power supply and constitutes a break-make loop completed.
Further, described LED is in parallel or series with the circuit connecting mode of described buzzer.
Preferably, described portable on off test device also includes a reel, and at the one of described reel
Four it are provided with along described reel circumferential direction equally distributed inverted "Ω"-type bayonet socket on lateral wall.
Further, the medial wall of inverted "Ω"-type bayonet socket each described is provided with one layer with described
The rubber pad that inverted "Ω"-type bayonet socket matches.
Preferably, described hold down gag is made up of a stage clip and an arc spacer, the end of described stage clip with
The inwall of described end cap is fixedly linked, and described arc spacer is fixedly installed on the top of described stage clip, and institute
State arc spacer to be connected with one end of described test lead.
Preferably, one LED is set in the front end of described second probe, described LED by wire with
Described control switch and described power supply are serially connected and may make up a break-make loop completed.
The invention has the beneficial effects as follows:
1, compact of the present invention, be easy to carry and flexible operation, it is possible to suitable in the less test space
Profit completes the on off test work of some circuits.
2, the buzzer arranged on the first probe in the present invention and LED, judge circuit for tester
Break-make situation provides dual signal, improves the accuracy of test job.
3, in the present invention, the first probe and the second probe front are provided with LED, in some light transmission
Light source is improve so that find test point very convenient, for being smoothed out test in bad test environment
Work provides guarantee, and meanwhile, the LED being arranged on the second probe front also has survey in the present invention
The test function of examination wire break-make, before the use, promotes and controls switch, if the LED of the second probe front
Lamp is bright, then illustrate that the test lead between the first probe and the second probe is logical, if not working, then
Illustrate what the test lead between the first probe and the second probe was off, thus, carry for the present invention
Guarantee is provided for reliable judged result.
4, the reel in the present invention, it is possible to orderly arrange long test lead, it is to avoid frequently
Test process in, the phenomenon that test lead is mutually wound around occurs.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to reality
Execute the required accompanying drawing used in example or description of the prior art to be briefly described, it should be apparent that below,
Accompanying drawing in description is the part preferred embodiment of the present invention, for those of ordinary skill in the art,
On the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the overall structure schematic diagram of the present invention;
Fig. 2 is the first probe end longitudinal sectional view;
Fig. 3 is reel overall structure schematic diagram;
Fig. 4 is enlarged drawing at A in Fig. 1;
Fig. 5 is enlarged drawing at C in Fig. 3;
Fig. 6 is enlarged drawing at B in Fig. 1;
Fig. 7 is enlarged drawing at D in Fig. 3;
Fig. 8 is the first specific embodiment circuit theory diagrams of the present invention;
Fig. 9 is the second specific embodiment circuit theory diagrams of the present invention;
In figure: 1 first probe, 11 end caps, 12 probe heads, 2 break-make display lamps, 21 LED, 3
Control switch, 4 buzzers, 5 test leads, 51 wires, 6 second probes, 61 probe heads, 7 pressures
Tight device, 71 arc spacers, 72 stage clips, 8 power supplies, 9 reels, 91 inverted "Ω"-type bayonet sockets,
92 rubber pads.
Detailed description of the invention
Below in conjunction with specific embodiment and accompanying drawing 1-9, the technical scheme in the embodiment of the present invention is carried out clearly
Chu, it is fully described by, it is clear that described embodiment is only a part of preferred embodiment of the present invention,
Rather than whole embodiments.Those skilled in the art can do in the case of intension of the present invention
Similar deformation, therefore the present invention is not limited by following public specific embodiment.
The invention provides a kind of portable on off test device (as shown in Figure 1), including the first probe 1 He
Second probe 6, is respectively provided with a probe head in the front end of described first probe 1 and described second probe 6
12 and probe head 61, in test process, probe head 12 and probe head 61 are for tested
The two ends of circuit are connected, and be additionally provided with break-make display lamp 2, control switch 3 and on described first probe 1
Power supply 8, break-make display lamp 2, control switch 3 and power supply 8 be serially connected by wire,
And control switch 3 is a normal open switch, described break-make display lamp 2 and the described switch 3 that controls are respectively positioned on institute
Stating on the lateral wall of the first probe 1, described power supply 8 is fixedly installed on described the by an end cap 11
The end of one probe 1, in this specific embodiment, end cap 11 is fixed on first threadably
The end (as shown in Figure 2) of probe 1, is arranged between described first probe 1 and described second probe 6
Having test lead 5, the other end of described test lead 5 is by a hold down gag 7 and described power supply 8
One end be connected, described hold down gag 7 is made up of a stage clip 72 and an arc spacer 71, described pressure
The end of spring 72 is fixedly linked with the inwall of described end cap 11, and described arc spacer 71 is fixedly welded on institute
State the top of stage clip 72.
In the application process of the present invention, when being test for circuit and being connection, break-make display lamp 2 will
Lighting, otherwise, break-make display lamp 2 does not works, and in the environment of some brightness are higher, application is the present invention come
During measurement circuit break-make, the poor signal identification of break-make display lamp 2, here, at described first probe 1
Lateral wall on arrange one with described control switch 3 adjacent buzzers 4, buzzer 4 is concatenated by wire
On test loop, when test, when tested circuit is path, then buzzer 4 sends sound,
With cue circuit path, otherwise, service interruption;Buzzer 4 can in parallel also may be used with break-make display lamp 2
With series connection, when buzzer 4 is connected with parallel way with break-make display lamp 2, when test, break-make refers to
Show that lamp 2 and buzzer 4 can be simultaneously emitted by path signal, when break-make display lamp 2 or buzzer 4 have
One when going wrong, when test, another attention device not gone wrong remains to send instruction letter
Number;When buzzer 4 is connected in a series arrangement with break-make display lamp 2, when test, break-make display lamp 2
Path signal can be simultaneously emitted by, when break-make display lamp 2 or buzzer 4 have one to go out with buzzer 4
During existing problem, when test, above-mentioned two attention device can not send signal, in sum, at this tool
In body embodiment, the connected mode of buzzer 4 and break-make display lamp 2 is elected as and is connected in parallel.
The test job of some equipment sometimes can be carried out at night, however some test loops at cabinet or
The higher depth of person's casing, light is difficult to arriving of irradiation, so that test job can be smoothed out,
This, arrange a LED 21 in the front end of described first probe 1, and described LED 21 is by wire and described control
System switch 3 and described power supply 8 are serially connected and constitute a break-make loop completed, equally, in institute
The front end stating the second probe 6 arranges a LED 21, and described LED 21 is by test lead 5 and described control
Switch 3 and described power supply 8 are serially connected and may make up a break-make loop completed, here, test
Include two wires 51 in wire 5, in the first probe 1, two wires 51 all by hold down gag 7 with
Power supply 8 connects, and concrete is that two wires 51 are all connected with arc spacer 71, arc spacer 71
Being connected with power supply 8 by stage clip 72, in the second probe 6, two wires 51 are respectively at LED 21
Two terminals be connected, meanwhile, wire 51 also end with probe head 61 is connected.When promoting control
After system switch 3, the LED 21 being positioned on the first probe 1 and the second probe 6 all can light, for accurately finding
Providing convenience in detection contact, is provided with the LED on the second probe 6, in test lead 5
The circuit on-off of two wires 51 also acts as an Autonomous test effect, after promoting control switch 3, arranges
LED 21 on the second probe 6 does not light, then two wires 51 of explanation go wrong, and needs to get rid of
Carry out corresponding test job the most again.
In some test jobs, distant, if completing test mutually, then due to two test points
The length of test lead 5 have to be lengthened, owing to length is long, in test process, test lead 5
Very likely there is wrapping phenomena, for preventing test lead 5 to be wound around, here, by test lead 5
It is wrapped on a reel 9, for preventing test lead 5 self falling from reel 9, therefore described
Be provided with on one lateral wall of reel 9 four along described reel 9 circumferential direction equally distributed fall
" Ω " type bayonet socket 91, test lead 5 bayonet socket, in inverted "Ω"-type bayonet socket 91, will not fall off existing
As, for increasing the frictional force between inverted "Ω"-type bayonet socket 91 and test lead 5, fall described in each
It is provided with one layer on the medial wall of " Ω " type bayonet socket 91 to match with described inverted "Ω"-type bayonet socket 91
Rubber pad 92.
In addition to the technical characteristic described in description, it is the known technology of those skilled in the art.
The above combines accompanying drawing and is described above in detail the preferred embodiment of the present invention and embodiment, but this
Invention is not limited to the above-described embodiment and examples, comes for those skilled in the art
Saying, without departing from the inventive concept of the premise, it is also possible to make some improvement and modification, these improve
Also protection scope of the present invention is should be regarded as with modification.
Claims (8)
1. a portable on off test device, including the first probe and the second probe, at described first probe
It is respectively provided with a probe head with the front end of described second probe, it is characterized in that, on described first probe also
It is provided with break-make display lamp, controls switch and power supply, described break-make display lamp and described control switch
Being respectively positioned on the lateral wall of described first probe, described power supply is fixedly installed on described by an end cap
The end of the first probe;It is provided with test lead, institute between described first probe and described second probe
The one end stating test lead is connected by one end of a hold down gag with described power supply.
Portable on off test device the most according to claim 1, is characterized in that, visits described first
Also set up one on the lateral wall of pin and control, with described, the buzzer that switch is adjacent.
Portable on off test device the most according to claim 2, is characterized in that, visits described first
The front end of pin arranges a LED, and described LED controls switch and described power supply electricity by wire with described
Subject string is connected together and constitutes a break-make loop completed.
Portable on off test device the most according to claim 3, is characterized in that, described LED with
The circuit connecting mode of described buzzer is in parallel or series.
Portable on off test device the most according to claim 1, is characterized in that, described portable logical
Disconnected tester also includes a reel, and is provided with four on a lateral wall of described reel along described
Reel circumferential direction equally distributed inverted "Ω"-type bayonet socket.
Portable on off test device the most according to claim 5, is characterized in that, described in each
One layer of rubber matched with described inverted "Ω"-type bayonet socket it is provided with on the medial wall of inverted "Ω"-type bayonet socket
Leather packing.
Portable on off test device the most according to claim 1, is characterized in that, described hold down gag
Being made up of a stage clip and an arc spacer, the end of described stage clip is fixedly linked with the inwall of described end cap,
Described arc spacer is fixedly installed on the top of described stage clip, and described arc spacer and described test lead
One end is connected.
Portable on off test device the most according to claim 1, is characterized in that, visits described second
The front end of pin arranges a LED, and described LED controls switch and described power supply electricity by wire with described
Subject string is connected together and may make up a break-make loop completed.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610187194.XA CN105891654A (en) | 2016-03-28 | 2016-03-28 | Portable on-off tester |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610187194.XA CN105891654A (en) | 2016-03-28 | 2016-03-28 | Portable on-off tester |
Publications (1)
Publication Number | Publication Date |
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CN105891654A true CN105891654A (en) | 2016-08-24 |
Family
ID=57013941
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201610187194.XA Pending CN105891654A (en) | 2016-03-28 | 2016-03-28 | Portable on-off tester |
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Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106546776A (en) * | 2016-10-31 | 2017-03-29 | 国网山东省电力公司济南市长清区供电公司 | It is a kind of can self-inspection portable on off test device |
CN106546865A (en) * | 2016-10-19 | 2017-03-29 | 中航飞机股份有限公司西安飞机分公司 | A kind of portable cable conduction detector and detection method |
CN107783063A (en) * | 2017-11-07 | 2018-03-09 | 中国人民解放军陆军工程大学 | A kind of automobile semi-mounted car light tester |
CN107966642A (en) * | 2016-10-19 | 2018-04-27 | 国网辽宁省电力有限公司阜新供电公司 | A kind of detection circuit based on alarm technique |
CN108519539A (en) * | 2018-03-27 | 2018-09-11 | 文娟 | A kind of remote electric wiring on-off detector |
CN109342886A (en) * | 2018-11-16 | 2019-02-15 | 中车唐山机车车辆有限公司 | Cable connection test device |
CN109444655A (en) * | 2018-12-17 | 2019-03-08 | 深圳市国人射频通信有限公司 | A kind of test equipment |
CN109696602A (en) * | 2019-01-30 | 2019-04-30 | 国网河南省电力公司商丘供电公司 | A kind of power equipment maintaining detecting devices |
CN110275085A (en) * | 2019-07-27 | 2019-09-24 | 戚石 | A kind of disconnected instrument of Portable wire survey |
CN112173842A (en) * | 2020-09-23 | 2021-01-05 | 芜湖科阳新材料股份有限公司 | On-line detection type cable looping machine |
CN112366487A (en) * | 2020-10-29 | 2021-02-12 | 国网山东省电力公司青岛供电公司 | Portable optical fiber and electrical quantity interface conversion device and method |
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CN204287364U (en) * | 2014-11-21 | 2015-04-22 | 国家电网公司 | Remote signals test Portable pen |
CN204964669U (en) * | 2015-09-17 | 2016-01-13 | 力帆实业(集团)股份有限公司 | Line detection device |
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CN201090984Y (en) * | 2007-01-10 | 2008-07-23 | 尹全权 | Electronic test pencil with five purposes |
CN201107360Y (en) * | 2007-11-19 | 2008-08-27 | 浪潮电子信息产业股份有限公司 | Rapid test device of CAN bus signal attribute |
CN201237625Y (en) * | 2008-06-30 | 2009-05-13 | 河南索凌电气有限公司 | Test pen |
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CN202533541U (en) * | 2012-03-22 | 2012-11-14 | 宝山钢铁股份有限公司 | Cable core electrical measurement verifying device |
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CN204964669U (en) * | 2015-09-17 | 2016-01-13 | 力帆实业(集团)股份有限公司 | Line detection device |
Cited By (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106546865A (en) * | 2016-10-19 | 2017-03-29 | 中航飞机股份有限公司西安飞机分公司 | A kind of portable cable conduction detector and detection method |
CN107966642A (en) * | 2016-10-19 | 2018-04-27 | 国网辽宁省电力有限公司阜新供电公司 | A kind of detection circuit based on alarm technique |
CN106546776A (en) * | 2016-10-31 | 2017-03-29 | 国网山东省电力公司济南市长清区供电公司 | It is a kind of can self-inspection portable on off test device |
CN107783063A (en) * | 2017-11-07 | 2018-03-09 | 中国人民解放军陆军工程大学 | A kind of automobile semi-mounted car light tester |
CN108519539A (en) * | 2018-03-27 | 2018-09-11 | 文娟 | A kind of remote electric wiring on-off detector |
CN109342886A (en) * | 2018-11-16 | 2019-02-15 | 中车唐山机车车辆有限公司 | Cable connection test device |
CN109444655A (en) * | 2018-12-17 | 2019-03-08 | 深圳市国人射频通信有限公司 | A kind of test equipment |
CN109444655B (en) * | 2018-12-17 | 2023-08-01 | 深圳国人科技股份有限公司 | Test equipment |
CN109696602A (en) * | 2019-01-30 | 2019-04-30 | 国网河南省电力公司商丘供电公司 | A kind of power equipment maintaining detecting devices |
CN109696602B (en) * | 2019-01-30 | 2024-03-01 | 国网河南省电力公司商丘供电公司 | Detection equipment for power maintenance |
CN110275085A (en) * | 2019-07-27 | 2019-09-24 | 戚石 | A kind of disconnected instrument of Portable wire survey |
CN112173842A (en) * | 2020-09-23 | 2021-01-05 | 芜湖科阳新材料股份有限公司 | On-line detection type cable looping machine |
CN112366487A (en) * | 2020-10-29 | 2021-02-12 | 国网山东省电力公司青岛供电公司 | Portable optical fiber and electrical quantity interface conversion device and method |
CN112366487B (en) * | 2020-10-29 | 2023-05-26 | 国网山东省电力公司青岛供电公司 | Portable optical fiber and electrical quantity interface conversion device and method |
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Application publication date: 20160824 |