CN106597166A - Electric appliance detecting device - Google Patents
Electric appliance detecting device Download PDFInfo
- Publication number
- CN106597166A CN106597166A CN201611199726.8A CN201611199726A CN106597166A CN 106597166 A CN106597166 A CN 106597166A CN 201611199726 A CN201611199726 A CN 201611199726A CN 106597166 A CN106597166 A CN 106597166A
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- CN
- China
- Prior art keywords
- electric appliance
- detection circuit
- terminal
- delay
- detection
- 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.)
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Classifications
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- 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
Abstract
The invention discloses an electric appliance detecting device which comprises a detection circuit. The detection circuit comprises a starting switch, a delay off contact with the delay time of a first preset time, a delay device for controlling the delay off of the delay off contact, and an indication lamp which is in parallel connection with the delay device and is used for indicating whether circuit output is normal or not in mutual series connection, and two ends of the detection circuit are used for connecting the corresponding detection connection positions of an electric appliance wiring tool. After the starting switch is switched on, the detection circuit is switched on, the indication lamp is on, the delay device is powered on and starts time counting, after the first preset time, the delay device controls the delay off contact to be switched off, the delay device is powered off, the indication lamp is off, and the delay off contact is automatically switched on. In summary, according to the electric appliance detecting device provided by the invention, output can be judged through the state of the indication lamp, after the indication lamp is on, the extinguishment of the indication lamp can be delay to a needed time, thus the reliability of the electric appliance detection can be improved, and the possibility of misjudgment and omission of judgment can be reduced.
Description
Technical field
The present invention relates to Electrical Testing field, more particularly to a kind of electric appliance checking device.
Background technology
When electrical equipment is produced, it usually needs carry out electro-detection, to find quality problems in time.
To lift detection efficiency, the output and operation of each electric component of tested electricity measurer are judged during production it is many using from
Inspection form is completing, but the self-inspection time is general shorter, only easy by staff's observation memory when multiple output points are switched fast
Error, causes to judge by accident and fails to judge；Particularly detect whether multiple stage machine, particular component (such as the electric heater of air-conditioning) start at the same time
When, Quick is difficult to by naked eyes；Detection working strength is big in addition, and in detection process, the easy visual fatigue of staff increases
The probability judged by accident greatly and fail to judge.
Therefore how to solve the problems, such as Electrical Testing be difficult to differentiate, reliability it is low, be that those skilled in the art need at present
The technical problem of solution.
The content of the invention
It is an object of the invention to provide a kind of electric appliance checking device, its structure design can solve Electrical Testing and be difficult to sentence
Not, the low problem of reliability.
To solve above-mentioned technical problem, the present invention provides a kind of electric appliance checking device, including detection circuit, the detection electricity
Road includes the time delay break contact that the activate switch being serially connected, delay time are the first Preset Time, for controlling described prolonging
When the chronotron that disconnects of break contact time delay and in parallel with the chronotron and for indicating circuit output whether normally finger
Show lamp, and the two ends of the detection circuit are used to access the corresponding detection connection position of appliance wiring frock.
Preferably, the activate switch includes：Start button parallel with one another and normally opened auxiliary contact, the normally opened auxiliary
Contact is connected with the chronotron electromagnetism, and the chronotron controls the normally opened auxiliary contact closure after being powered.
Preferably, also include that one end of the detection circuit is provided with test side for encapsulating the housing for detecting circuit
Son, the other end are connected with negative terminal, and the display lamp, the detection terminal and the negative terminal are all provided with the housing.
Preferably, also include the attaching plug for power supply, on the housing, be additionally provided with the fire line terminal and described zero
Line terminals, the live wire position and zero line position of the attaching plug access wiring by the fire line terminal and the zero terminal respectively
The power supply position of frock.
Preferably, the detection terminal, the lead-out terminal, the fire line terminal and the zero terminal pass through more than one
Position patchplug is connected with wiring frock.
Preferably, including multiple detection circuits, multiple detection circuit in parallel connections.
Preferably, the display lamp of each detection circuit is using the different light emitting diode of color.
The electric appliance checking device that the present invention is provided, including detection circuit, detect activate switch that circuit includes being serially connected,
Delay time is the time delay break contact of the first Preset Time, the chronotron for controlling the time delay break contact time delay disconnection
And it is in parallel with chronotron and for indicating circuit output whether normal display lamp, and detect that the two ends of circuit are used to access
The corresponding detection connection position of appliance wiring frock.
After activate switch closure, circuit turn-on is detected, display lamp is bright, and chronotron is powered and starts timing, pre- through first
If after the time, chronotron control time delay break contact disconnects, and chronotron power-off, display lamp are gone out, and time delay break contact is closed again automatically
Close；In sum, the electric appliance checking device that the present invention is provided, can export situation by the condition adjudgement of display lamp, and can
After display lamp is lighted, time delay is to needing the time just to extinguish, therefore can improve the reliability of Electrical Testing, reduces erroneous judgement and leaks
The probability sentenced.
Description of the drawings
Fig. 1 is a kind of circuit structure of specific embodiment of the detection circuit of electric appliance checking device provided by the present invention
Schematic diagram；
Fig. 2 is a kind of wiring schematic diagram of specific embodiment of electric appliance checking device provided by the present invention；
Fig. 3 is the A direction views of multidigit patchplug in Fig. 2.
Specific embodiment
The core of the present invention is to provide a kind of electric appliance checking device, and its structure design can solve Electrical Testing and be difficult to sentence
Not, the low problem of reliability.
In order that those skilled in the art more fully understand the present invention program, with reference to the accompanying drawings and detailed description
The present invention is described in further detail.
Fig. 1 is refer to, Fig. 1 is a kind of specific embodiment of the detection circuit of electric appliance checking device provided by the present invention
Electrical block diagram.
The electric appliance checking device that the specific embodiment of the invention is provided, including detection circuit, detection circuit include that startup is opened
Close, time delay break contact KT1-1 and chronotron KT1 and for indicating circuit output whether normal display lamp LD1, wherein：
Activate switch, time delay break contact KT1-1 and chronotron KT1 are serially connected, and display lamp LD1 and chronotron KT1 is simultaneously
Connection, time delay break contact KT1-1 be normally-closed contact, i.e. original state when, time delay break contact KT1-1 be closure state, time delay
The delay time of break contact KT1-1 is controlled by chronotron KT1, and detects that the two ends of circuit are used to access appliance wiring frock
Corresponding detection connection position, to form measure loop.
After activate switch closure, circuit turn-on is detected, display lamp LD1 is bright, and chronotron KT1 is powered and starts timing, passed through
After first Preset Time, chronotron KT1 control time delay break contact KT1-1 disconnect, and chronotron KT1 power-off, display lamp LD1 are put out
Go out, time delay break contact KT1-1 is closed again automatically.In sum, the electric appliance checking device that the present invention is provided, can be by indicating
The condition adjudgement output situation of lamp LD1, and can time delay, therefore can be with to needing the time just to extinguish after display lamp LD1 is lighted
The reliability of Electrical Testing is improved, reduces erroneous judgement and the probability failed to judge.
Wherein it is understood that chronotron KT1 is connected with time delay break contact KT1-1 electromagnetism.
In the present invention, the numerical value of the first Preset Time is adjustable, that is, detect that the ON time of circuit is display lamp
The time that LD1 is lighted is adjustable, and specifically, the setting of the first Preset Time may range from 2s～30s, concrete arranges value
Can be 5S, certainly, the present invention is not construed as limiting to the concrete numerical value of the first Preset Time, staff can according to actual needs certainly
Row adjustment.
Wherein it is pointed out that during Electrical Testing, electrical equipment generally accesses electrical equipment by the wiring frock of connection terminal platform
Detection means, is typically provided with detection connection position and power supply position in Electrical Testing frock.
Further, activate switch can include：
Start button QA1 parallel with one another and normally opened auxiliary contact KT1-2, wherein normally opened auxiliary contact KT1-2 and time delay
Device KT1 electromagnetism is connected, and chronotron KT1 controls normally opened auxiliary contact KT1-2 closures after being powered.
Can upspring as start button QA1 is pressed down, i.e., can only close in a flash, it is clear that chronotron KT1 need can not be met
Persistently to be powered, the purpose that display lamp LD1 is persistently lighted, therefore need to arrange normally opened auxiliary contact in parallel with start button QA1
KT1-2.After start button QA1 is pressed, chronotron KT1 moments are powered, and control normally opened auxiliary contact KT1-2 closures, start afterwards
Button QA1 upsprings, but normally opened auxiliary contact KT1-2 persistently can be closed, until after the first Preset Time, time delay break contact KT1-
1 disconnects, and chronotron KT1 power-off, normally opened auxiliary contact KT1-2 can just disconnect, until chronotron KT1 is powered next time.
Refer to connecing for Fig. 2 and a kind of specific embodiment that Fig. 3, Fig. 2 are electric appliance checking device provided by the present invention
Line schematic diagram；Fig. 3 is the A direction views of multidigit patchplug in Fig. 2.
On the basis of above-mentioned each specific embodiment, for convenience of wiring, detect that one end of circuit can be provided with test side
Son, the other end are connected with negative terminal, that is, detect that circuit passes through detection terminal and negative terminal accesses the corresponding inspection of Electrical Testing frock
Survey connection position.
In addition, in order to protect detection circuit, increasing safety in utilization, the Electrical Testing that the specific embodiment of the invention is provided
Device, can also include the housing 1 for package detection circuit, and detection terminal and negative terminal can be arranged on housing 1,
To facilitate wiring, display lamp LD1 be located on housing 1, observe in order to staff.
On the basis of above-mentioned each specific embodiment, the electric appliance checking device that the specific embodiment of the invention is provided, also
The attaching plug 2 for power supply can be included, the live wire position and zero line position of attaching plug 2 are used for the electricity for accessing appliance wiring frock
Source position；For convenience of wiring, the fire line terminal and zero being connected with the power supply position of appliance wiring frock can be provided on housing 1
Line terminals, and the live wire position of attaching plug 2 is connected with fire line terminal, the zero line position of attaching plug 2 is connected with zero terminal, i.e.,
The live wire position and zero line position of attaching plug 2 passes through fire line terminal respectively and zero terminal accesses the power supply position of appliance wiring frock,
Realize detection power supply.
On the basis of above-mentioned each specific embodiment, as electrical equipment type has various, corresponding wiring frock
Have various, therefore, detection terminal, lead-out terminal, fire line terminal and zero terminal can pass through a multidigit patchplug 3 and connect
The connection of line frock, applicable most appliance wiring frock, and wiring are taken out stitches simple and convenient.
On the basis of above-mentioned each specific embodiment, as the detection part of electrical equipment generally has multiple, therefore the present invention
The electric appliance checking device that specific embodiment is provided, can include multiple detection circuits, and multiple detection circuit in parallel connections, with
The synchronous detecting of multiple parts is realized, detection efficiency is improved.
Wherein it should be noted that structure is identical between multiple detection circuits parallel with one another, but it is relatively independent.As schemed
Shown in 1, circuit is detected including being mutually related two, start button QA1, normally opened auxiliary contact KT1-2, time delay break contact
KT1-1, chronotron KT1 and display lamp LD1 constitute a detection circuit, and QA2, KT2-2, KT2-1, KT1 and LD2 constitute another
Detection circuit, wherein, QA2 is corresponding with QA1, and QA2 and QA1 is start button, acts on identical, and label is different only to be distinguished not
With detection circuit, in the same manner, KT2-2 is corresponding with KT1-2, and KT2-1 is corresponding with KT1-1, and KT2 is corresponding with KT1, LD2 and
LD1 is corresponding；In addition the delay time of KT2-1 is the second Preset Time, by KT2 controls, the of the second Preset Time and KT1-1
One Preset Time independence, voluntarily can be adjusted according to actual needs.
The number of detection circuit parallel with one another can be adjusted according to actual needs, by taking air-conditioning as an example, if its detection part
For cross valve terminal, blower fan relay and press relay, then three detection circuits parallel with one another, three detections can be set
Circuit can share a negative terminal, then arrange three detection terminals and a negative terminal on housing 1, while on housing 1 also
Fire line terminal and zero terminal are provided with, then multidigit patchplug 3 can select six patchplugs.Certainly, the present invention is to detection
The number of circuit is not construed as limiting, and voluntarily can adjust as needed.
On the basis of above-mentioned each specific embodiment, when multiple parts are detected simultaneously, staff is facilitated to observe, it is convenient
Distinguish different detection circuits, it is ensured that detection accuracy, the display lamp LD1 that each detection circuit can adopt color different；Indicate
Lamp LD1 can specifically select light emitting diode, and light-emitting diodes intraductal material is different, and the color which can send light is different, and which can
It is high by property, with the unidirectional general character, circuit wrong can be prevented.
Above electric appliance checking device provided by the present invention is described in detail.Specific case pair used herein
The principle and embodiment of the present invention is set forth, and the explanation of above example is only intended to help and understands the method for the present invention
And its core concept.It should be pointed out that for those skilled in the art, before without departing from the principle of the invention
Put, some improvement and modification can also be carried out to the present invention, these improve and modification also falls into the guarantor of the claims in the present invention
In the range of shield.
Claims (7)
1. a kind of electric appliance checking device, it is characterised in that including detection circuit, the detection circuit includes the startup being serially connected
Switch, the time delay break contact that delay time is the first Preset Time, for controlling what the time delay break contact time delay disconnected
Chronotron and in parallel with the chronotron and for indicating circuit output whether normal display lamp, and the detection circuit
Two ends are used to the corresponding detection connection position for accessing appliance wiring frock.
2. electric appliance checking device according to claim 1, it is characterised in that the activate switch includes：Parallel with one another
Start button and normally opened auxiliary contact, the normally opened auxiliary contact are connected with the chronotron electromagnetism, after the chronotron is powered
Control the normally opened auxiliary contact closure.
3. electric appliance checking device according to claim 2, it is characterised in that also include for encapsulating the detection circuit
Housing, one end of the detection circuit are provided with detection terminal, and the other end is connected with negative terminal, the display lamp, the test side
Sub and described negative terminal is all provided with the housing.
4. electric appliance checking device according to claim 3, it is characterised in that also include the attaching plug for power supply, institute
State, the live wire position and zero line position of the attaching plug pass through respectively
The fire line terminal and the zero terminal access the power supply position of wiring frock.
5. electric appliance checking device according to claim 4, it is characterised in that the detection terminal, the lead-out terminal, institute
State fire line terminal and the zero terminal is connected with wiring frock by a multidigit patchplug.
6. the electric appliance checking device according to claim 1 to 5 any one, it is characterised in that including multiple detections
Circuit, multiple detection circuit in parallel connections.
7. electric appliance checking device according to claim 6, it is characterised in that the display lamp of each detection circuit is adopted
With the different light emitting diode of color.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611199726.8A CN106597166A (en) | 2016-12-22 | 2016-12-22 | Electric appliance detecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611199726.8A CN106597166A (en) | 2016-12-22 | 2016-12-22 | Electric appliance detecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106597166A true CN106597166A (en) | 2017-04-26 |
Family
ID=58601021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611199726.8A Pending CN106597166A (en) | 2016-12-22 | 2016-12-22 | Electric appliance detecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106597166A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110554271A (en) * | 2019-08-29 | 2019-12-10 | 格力电器（武汉）有限公司 | Air conditioner wiring detection device, test system and detection method |
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| CN101191807A (en) * | 2006-11-29 | 2008-06-04 | 贵州双阳飞机制造厂 | Electric relay detection device and process |
| US20110001486A1 (en) * | 2008-03-20 | 2011-01-06 | Kamel Abouda | Apparatus and a method for detecting faults in the delivery of electrical power to electrical loads |
| CN202817866U (en) * | 2012-04-18 | 2013-03-20 | 苑衍洲 | A start-button-containing charging device capable of automatically being powered off |
| CN203013629U (en) * | 2013-01-21 | 2013-06-19 | 重庆平伟实业股份有限公司 | Novel combined-type timing apparatus |
| CN204065265U (en) * | 2014-07-09 | 2014-12-31 | 国家电网公司 | Can the circuit of time opening hf channel testing circuit |
| CN104283070A (en) * | 2014-09-24 | 2015-01-14 | 山东科技大学 | Time-controllable plug and play socket |
| CN204794272U (en) * | 2015-07-31 | 2015-11-18 | 广西职业技术学院 | Prevent that electric motor car storage battery from crossing auto -power -off device that fills |
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2016
- 2016-12-22 CN CN201611199726.8A patent/CN106597166A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101191807A (en) * | 2006-11-29 | 2008-06-04 | 贵州双阳飞机制造厂 | Electric relay detection device and process |
| US20110001486A1 (en) * | 2008-03-20 | 2011-01-06 | Kamel Abouda | Apparatus and a method for detecting faults in the delivery of electrical power to electrical loads |
| CN202817866U (en) * | 2012-04-18 | 2013-03-20 | 苑衍洲 | A start-button-containing charging device capable of automatically being powered off |
| CN203013629U (en) * | 2013-01-21 | 2013-06-19 | 重庆平伟实业股份有限公司 | Novel combined-type timing apparatus |
| CN204065265U (en) * | 2014-07-09 | 2014-12-31 | 国家电网公司 | Can the circuit of time opening hf channel testing circuit |
| CN104283070A (en) * | 2014-09-24 | 2015-01-14 | 山东科技大学 | Time-controllable plug and play socket |
| CN204794272U (en) * | 2015-07-31 | 2015-11-18 | 广西职业技术学院 | Prevent that electric motor car storage battery from crossing auto -power -off device that fills |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110554271A (en) * | 2019-08-29 | 2019-12-10 | 格力电器（武汉）有限公司 | Air conditioner wiring detection device, test system and detection method |
| CN110554271B (en) * | 2019-08-29 | 2022-01-21 | 格力电器（武汉）有限公司 | Air conditioner wiring detection device, test system and detection method |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170426 |
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| RJ01 | Rejection of invention patent application after publication |