CN104459355B - Detection device for phase sequence - Google Patents
Detection device for phase sequence Download PDFInfo
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- CN104459355B CN104459355B CN201310439947.8A CN201310439947A CN104459355B CN 104459355 B CN104459355 B CN 104459355B CN 201310439947 A CN201310439947 A CN 201310439947A CN 104459355 B CN104459355 B CN 104459355B
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- detection object
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Abstract
The invention discloses a kind of detection device for phase sequence.Wherein, the device includes：Power supply, the positive pole of power supply is connected with the first of the first detection object, and the negative pole of power supply is connected with the second of the first detection object；Indicating circuit, positive pole is connected with the first end of the second detection object, and negative pole is connected with the second end of the second detection object, wherein, the first end of the second detection object is mutually corresponding with first, and the second end of the second detection object is mutually corresponding with second.Using the present invention; whether the phase sequence wiring solved in the prior art due to that can not detect compressor is correct; so as to cause compressor to there is the problem of scrapping risk greatly very much; whether the phase sequence wiring for realizing accurate detection compressor is accurate; so as to avoid compressor reverse rotation; to protect compressor, progress reduces cost.
Description
Technical field
The present invention relates to compressor detection field, in particular to a kind of detection device for phase sequence.
Background technology
Compressor is the core component of air-conditioning system, and compressor is once inverted it is necessary to scrap processing, causes huge economy
Loss.Before air-conditioning dispatches from the factory, be required on general assembly line to compressor be powered, examine compressor whether can normal work, inspection
Need to be powered to compressor when testing and examine, therefore when examining compressor, how to prevent trouble before it happens, found on the compressor before electricity
There is compressor phase sequence reversed, be technical problem in the urgent need to address.
For that can not detect whether the phase sequence wiring of compressor is correct in the prior art, so that it is very big to cause compressor to exist
The problem of scrapping risk, not yet proposes effective solution at present.
The content of the invention
The embodiments of the invention provide a kind of detection device for phase sequence, at least to solve due to the phase sequence of compressor can not be detected
Whether wiring is correct, so as to cause compressor to there is the technical problem for scrapping very much risk greatly.
One side according to embodiments of the present invention includes there is provided a kind of detection device for phase sequence, the device：Power supply, electricity
The positive pole in source is connected with the first of the first detection object, and the negative pole of power supply is connected with the second of the first detection object；Indicate
Circuit, positive pole is connected with the first end of the second detection object, and negative pole is connected with the second end of the second detection object, wherein, second
Detect that the first end of object is mutually corresponding with first, the second end of the second detection object is mutually corresponding with second；Wherein, the first inspection
Survey object to be connected with the second detection object, the first detection object, the second detection object, indicating circuit and electric power generating composition loop,
Power supply is loop power supply, and indicating circuit is used for the malfunction for indicating loop.
Further, indicating circuit includes：Diode, the positive pole of diode is detected as the positive pole of indicating circuit and second
The first end connection of object, the negative pole of diode is connected as the negative pole of indicating circuit with the second end of the second detection object.
Further, indicating circuit also includes：Indicator lamp, the negative or positive electrode of diode is detected by indicator lamp and second
Object is connected, wherein, when diode forward is turned on, indicator lamp is bright.
Further, indicating circuit also includes：Alarm, the negative or positive electrode of diode is detected by alarm and second
Object is connected, wherein, when diode reverse is ended, alarm sends alarm signal.
Further, diode is light emitting diode.
Further, power supply includes：Device for generating electric energy, the first housing, device for generating electric energy is placed in first shell body,
First housing includes：Positive terminal, is connected with first；Negative terminal, is connected with second；First absorption dress
Put, be arranged on the bottom of the first housing, wherein, the first housing is adsorbed in the first detection object or the by the first adsorbent equipment
On two detection objects.
Further, positive terminal and negative terminal are extended by the shell wall of the first housing by spring probe
To the outside of the first housing.
Further, indicating circuit is arranged in the second housing, wherein, the second housing includes：First binding post, with
The first end connection of two detection objects；Second binding post, is connected with the second end of the second detection object；Second adsorbent equipment,
The bottom of the second housing is arranged on, the second housing is adsorbed in the first detection object or the second detection pair by the second adsorbent equipment
As upper.
Further, the first binding post and the second binding post are extended by the shell wall of the second housing by spring probe
To the outside of the second housing.
In embodiments of the present invention, using the present invention, power supply is connected to the first phase and the second phase of the first detection object
Between, indicating circuit is connected between the corresponding first end of the second detection object and the second end, the first detection object and second
Detection object is connected, such first detection object, the second detection object, one loop of power supply and indicating circuit formation, power supply
For the loop power supply, indicating circuit indicates the malfunction in the loop, if the current state in the loop is failure, shows the
There is mistake in wiring phase sequence between one detection object and the second detection object, if the current state in the loop is not failure,
Then show that the wiring phase sequence between the first detection object and the second detection object is correct.From the foregoing, above-mentioned by the present invention
The detection device for phase sequence that embodiment is provided can simply and easily obtain connecing between the first detection object and the second detection object
Whether line phase sequence is correct, and whether the phase sequence wiring of accurate detection compressor is accurate, so as to avoid compressor reverse rotation, protection pressure
Contracting machine, progress reduces cost, and whether the phase sequence wiring solved in the prior art due to that can not detect compressor is correct, so that
Compressor is caused to there is the problem of scrapping risk greatly very much.
Brief description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, this hair
Bright schematic description and description is used to explain the present invention, does not constitute inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is a kind of structural representation of detection device for phase sequence according to embodiments of the present invention；
Fig. 2 is a kind of principle schematic of detection device for phase sequence according to embodiment illustrated in fig. 1；
Fig. 3 is a kind of electric and structural representation of detection device for phase sequence according to embodiment illustrated in fig. 1；And
Fig. 4 is wiring analysis schematic diagram according to embodiments of the present invention.
Embodiment
In order that those skilled in the art more fully understand the present invention program, below in conjunction with the embodiment of the present invention
Accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only
The embodiment of a part of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill people
The every other embodiment that member is obtained under the premise of creative work is not made, should all belong to the model that the present invention is protected
Enclose.
It should be noted that term " first " in description and claims of this specification and above-mentioned accompanying drawing, "
Two " etc. be for distinguishing similar object, without for describing specific order or precedence.It should be appreciated that so using
Data can exchange in the appropriate case, so as to embodiments of the invention described herein can with except illustrating herein or
Order beyond those of description is implemented.In addition, term " comprising " and " having " and their any deformation, it is intended that cover
Lid is non-exclusive to be included, for example, the process, method, system, product or the equipment that contain series of steps or unit are not necessarily limited to
Those steps or unit clearly listed, but may include not list clearly or for these processes, method, product
Or the intrinsic other steps of equipment or unit.
Fig. 1 is a kind of structural representation of detection device for phase sequence according to embodiments of the present invention.As shown in figure 1, the device
It can include：Power supply 10, the positive pole of power supply 10 is connected with the first of the first detection object, the negative pole of power supply 10 and the first detection
The second of object is connected；Indicating circuit 30, positive pole is connected with the first end of the second detection object, negative pole and the second detection object
The connection of the second end, wherein, the first end of the second detection object is mutually corresponding with first, and second detects the second end of object and the
Two-phase is corresponding；Wherein, the first detection object is connected with the second detection object, the first detection object, the second detection object, instruction
Circuit 30 and power supply 10 constitute loop, and power supply 10 is loop power supply, and indicating circuit 30 is used for the malfunction for indicating loop.
Using the present invention, power supply is connected between the first phase of the first detection object and the second phase, indicating circuit is connected
It is connected between the corresponding first end of the second detection object and the second end, the first detection object and the second detection object are connected, this
The detection of sample first object, the second detection object, one loop of power supply and indicating circuit formation, power supply is the loop power supply, is indicated
Circuit indicates the malfunction in the loop, if the current state in the loop is failure, shows the first detection object and second
There is mistake in wiring phase sequence between detection object, if the current state in the loop is not failure, shows the first detection pair
As the wiring phase sequence between the second detection object is correct.From the foregoing, the phase sequence provided by the above embodiment of the present invention
Whether the wiring phase sequence that detection means can be obtained simply and easily between the first detection object and the second detection object is correct, from
And whether the phase sequence wiring solved in the prior art due to that can not detect compressor is correct, so that it is very big to cause compressor to exist
The problem of scrapping risk, it is achieved thereby that accurately whether the phase sequence wiring of detection compressor is accurate, so as to avoid compressor
Reversion, to protect compressor, progress reduces cost.
Wherein, power supply 10 can be DC-voltage supply power supply, and indicating circuit 30 can be diode energization indicating circuit.
Specifically, DC-voltage supply power supply saves the DC voltage that No. 5 batteries are constituted 3V with selection 2.According to electrical specifications, compression
During the phase sequence connection of machine 103, L1, L2 and L3 will be connected with three-phase U phases, V phases and the W of compressor 103 respectively.Therefore make
During the detection means provided with the present invention, terminal that the both positive and negative polarity of power supply 10 is connect (the first phase i.e. in above-described embodiment and the
Two-phase) (second i.e. in above-described embodiment detects the first end of object and for the terminal that is connect with the both positive and negative polarity of indicating circuit 30
Two ends) correspondence, so as to ensure that phase sequence examines correct, for example, the positive pole of indicating circuit 30 meets L1, negative pole meets L2, then electric
The positive pole in source 10 connects U phases, and negative pole connects V phases, to ensure the accuracy of present apparatus detection.Wherein, in three-phase four-wire system L1, L2,
L3 and N are respectively used to represent three live wires and a zero line.
In the above embodiment of the present invention, indicating circuit 30 can include：Diode 303, the positive pole of diode 303 is made
It is connected for the positive pole of indicating circuit 30 with the first end of the second detection object, the negative pole of diode 303 is used as indicating circuit 30
Negative pole is connected with the second end of the second detection object.
Specifically, indicating circuit 30 can also include：Indicator lamp 305, the negative or positive electrode of diode 303 passes through indicator lamp
305 are connected with the second detection object, wherein, in 303 forward conduction of diode, indicator lamp 305 is bright.
In the another embodiment that the present invention is provided, indicating circuit 30 can also include：Alarm, diode 303
Negative or positive electrode by alarm with second detection object be connected, wherein, diode 303 reversely end when, alarm send out
Go out alarm signal.Wherein it is preferred to, diode 303 can be light emitting diode 303.
In the above embodiment of the present invention, indicating circuit 30 can select light emitting diode 303, diode 303 plus instruction
The structure of lamp 305 or diode 303 plus alarm.Preferably, alarm can be buzzer.
Specifically, when the voltage direction of DC power supply is consistent with the forward conduction direction of diode 303,3V is more than just
To conducting voltage 0.3~0.8, circuit turn-on, indicator lamp 305 is bright, shows between the first detection object and the second detection object
Phase sequence wiring is correct, when the forward conduction direction of voltage direction and diode 303 is inconsistent, anti-phase cut-off, and 3V is well below anti-
Phase breakdown voltage 120V, circuit is off, and indicator lamp 305 does not work, and shows the first detection object and the second detection object
Between phase sequence wiring error.
Specifically, when the above embodiment of the present invention being applied to examine compressor 103 whether in the process of normal work,
The minimum circuit of the start and stop of compressor 103 is controlled, is exactly from 101-contactor of terminal plate, 109-compressor 103 in actual applications
Path, the phase sequence assay in 101-contactor of terminal plate 109 and two sections of paths of 109-compressor of contactor 103 is equal
In the case of correct, the phase sequence at the end of compressor 103 is only correctly.
In the above embodiment of the present invention, power supply 10 can include：Device for generating electric energy, the first housing, electric energy occurs
Device is placed in first shell body, and the first housing includes：Positive terminal, is connected with first；Negative terminal, with
Two are connected；First adsorbent equipment 301, is arranged on the bottom of the first housing, wherein, the first housing passes through the first adsorbent equipment
301 absorption are on the first detection object or the second detection object.
Specifically, positive terminal and negative terminal are prolonged by the shell wall of the first housing by spring probe 105
Extend the outside of the first housing.
According to the abovementioned embodiments of the present invention, indicating circuit 30 can be arranged in the second housing, wherein, the second housing bag
Include：First binding post, is connected with the first end of the second detection object；Second binding post, second with the second detection object
End connection；Second adsorbent equipment, is arranged on the bottom of the second housing, and the second housing is adsorbed in the first inspection by the second adsorbent equipment
Survey on object or the second detection object.
Specifically, the first binding post and the second binding post are prolonged by the shell wall of the second housing by spring probe 105
Extend the outside of the second housing.
Specifically, terminal plate 101 and contactor can be detected using the detection device for phase sequence in the above embodiment of the present invention
Correctly whether (the first detection object and second detects that object can be respectively terminal plate to phase sequence between 109 in this embodiment
101 and contactor 109)：
Detection device for phase sequence includes the power supply 10 that is connected with the terminal of contactor 109, and (i.e. DC-voltage supply power supply, also may be used
Referred to as low-voltage power supply fastener) and the indicating circuit 30 (being preferably the lamp fastener of diode 303) that is connected with the terminal of terminal plate 101, its
Using the luminous principle of the lamp direct current one-way conduction of the simple indicating circuit shown in Fig. 2, to the wiring phase sequence of contactor 109
Realize quickly online differentiation.For example, the positive pole of the low-voltage power supply fastener shown in Fig. 3 and contactor 109 (not shown in Fig. 3)
U terminals are connected, and the negative pole of low-voltage power supply fastener is connected with the V terminals of contactor 109, the diode 303 in indicating circuit 30
Positive pole is connected with L1, and the negative pole of diode 303 is connected by indicator lamp 305 with L2.
To ensure power supply 10 and indicating circuit 30 in use, the both positive and negative polarity of power supply 10 can be positive and negative with diode 303
Pole matches, so that detection means can correctly recognize whether wiring phase sequence is correct, the power supply 10 in the above embodiment of the present invention
Can be with integrated low-voltage power supply fastener frock, low-voltage power supply fastener frock includes laying battery (i.e. device for generating electric energy)
Battery case (i.e. the first housing), two spring probes 105 (this two for being connected and being stretched out outside battery case with the both positive and negative polarity of battery
Spring probe 105 can respectively as power supply 10 positive terminal and negative terminal) and installed in the first housing bottom
The magnetic (the first adsorbent equipment 301 i.e. in above-described embodiment) in portion, two ends of two spring probes 105 and contactor 109
Son, which matches, to be used, and magnetic is used to adsorbing low-voltage power supply fastener frock into the steel plate housing in the electric-controlled box of contactor 109.Together
When, diode lights fastener frock that can also be integrated by indicating circuit 30, including be connected with the both positive and negative polarity of diode 303
2 spring probes 105 (being used as the both positive and negative polarity of indicating circuit 30).
The application method of detection device for phase sequence in above-described embodiment is as follows：As shown in figure 4, being arrived connecting terminal plate 101
After the terminal line of the upper end of contactor 109, low-voltage power supply fastener frock is adsorbed into the steel plate housing in the electric-controlled box of contactor 109
On, by 109 two termination contacts of two spring probes 105 and contactor, power supply 10 is connected to the first phase and the second phase
Between.The contactor 109 of the start and stop of compressor 103 is controlled, now coil is not powered on, and contact is inc, line can be used to prick
The contact of contactor 109 is blocked, the closing of contact of contactor 109 is forced, then puts diode lights at the end of power supply 10 of terminal plate 101
Fastener frock, diode lights fastener bottom carries magnetic, can inhale on the automatically controlled installing plate under terminal plate 101, the lamp of diode 303
Two spring probes 105 of fastener, two screw terminals of probe and terminal plate 101 after the lamp fastener of diode 303 is fixed
In contact.If as shown in Fig. 2 the indicator lamp 305 of this frock band is bright, illustrating that the terminated line phase sequence of contactor 109 is correct, otherwise saying
The bright terminated line phase sequence mistake of contactor 109 is, it is necessary to adjust wiring.
It can also detect phase sequence between the compressor 103 of contactor 109 whether just using the detection device for phase sequence of the present invention
Really (the first detection object and second detects that object can be respectively compressor 103 and contactor 109 in this embodiment)：
Specifically, the connecting line of the lower end of contactor 109 to the terminal of compressor 103 can be connected, and by low-voltage power supply button
Has frock absorption on the shell body of compressor 103, two meetings of spring probe 105 of low-voltage power supply fastener frock and compressor
In 103 two terminal (assuming that positive probe connects U ends, negative probe connects V ends) contacts.Control the contactor of the start and stop of compressor 103
109, now coil be not powered on, contact is inc, can use line prick block the contact of contactor 109, to force contactor
109 closings of contact.Then diode lights fastener frock, diode lights fastener bottom belt are put at the end of power supply 10 of terminal plate 101
There is magnetic (i.e. the second adsorbent equipment), can inhale on the automatically controlled installing plate under terminal plate 101,2 of diode lights fastener frock
Spring probe 105, (this in two screw terminals contact of probe and terminal plate 101 after diode lights fastener frock is fixed
When, it is necessary to which the positive probe of diode 303 is connected on L1 terminals, the negative probe of diode 303 is connected to L2 terminals
On).If as shown in Fig. 2 the indicator lamp of this frock band is bright, illustrating that the terminated line phase sequence of compressor 103 is correct, otherwise explanation compression
The terminated line phase sequence mistake of machine 103 is, it is necessary to adjust wiring.
Fig. 4 is wiring analysis schematic diagram according to embodiments of the present invention.Fig. 4 shows the example of 5 kinds of wiring error, at this
In 5 in the example of wiring error, the first mode of connection causes the backward stop of diode 303, second to the 5th kind wiring side
Formula can cause in the case of DC loop open circuit, this 5 kinds, and indicator lamp 305 will not be bright.Specifically, the first situation U and V connect
Mistake, second of situation V and W wrong, the third situation is U and W wrongs, and situation three-phase all connects in the 4th kind of situation and the 5th
It is wrong.
It is may be used in the above embodiment of the present invention on general assembly line to the wiring phase sequence Quick of compressor 103, can
Differentiate in advance before electricity on compressor 103, prevent phase sequence wrong from causing the reversion of compressor 103 to scrap, and power supply 10 is using low
Direct current is pressed, safe and reliable, non-contact electric hidden danger, in addition, the device is easy to operate, is taken two fastener frocks and can be used.
Specifically, frock at the terminal of compressor 103 is put up, then the upper terminal of compressor 103 of probe contact is pricked with line and blocked
The contact of contactor 109 of main compressor 103, forces contactor 109 to close, finally the frock at terminal plate 101 is costed, if
Frock indicator lamp 305 is bright, illustrates that phase sequence is correct, otherwise mistake, completes whole differentiation process.
More specifically, in the above embodiment of the present invention, the profile mode of frock is not core, as long as utilize
This principle, powers at the end of compressor 103, and whether the end detecting lamp of terminal plate 101 is bright, or changes frock form, in terminal plate 101
Whether end power supply, the end detecting lamp of compressor 103 is bright, is all that the deformation to this principle is used, the end of compressor 103 can arbitrarily be selected
Two terminals (namely the first phase and the second phase can be any twos therein) in U, V, W, the end of terminal plate 101 also can be any
From L1, L2, two terminals in L3.Wherein, the indicator lamp 305 in above-described embodiment can be the indicator lamp of different colours
305；Device for generating electric energy in power supply 10 can be from 2 No. 5 batteries of section, such as No. 1, No. 7, variety classes battery etc..
Present invention also offers a kind of phase sequence detecting method, this method is achieved by the steps of：
Step S102：Connect the loop of detection device for phase sequence, the first detection object and the second detection object.
Step S104：Whether the indicating circuit in detection detection device for phase sequence indicates loop fault.
Step S106：In the case where indicating circuit indicates loop fault, confirm that first detects object and the second detection pair
The wiring phase sequence mistake of elephant.
Step S108：In the case where indicating circuit does not indicate loop fault, confirm that first detects object and the second inspection
The wiring phase sequence for surveying object is correct.
In embodiments of the present invention, using the present invention, detection device for phase sequence, the first detection object and the second inspection are being connected
After the loop for surveying object, power supply is the loop power supply, and indicating circuit indicates the malfunction in the loop, and detection indicating circuit is
No instruction loop fault, if the current state in the loop be failure, show the first detection object and second detection object it
Between wiring phase sequence there is mistake, if the current state in the loop is not failure, show the first detection object and second inspection
The wiring phase sequence surveyed between object is correct.From the foregoing, the detection device for phase sequence provided by the above embodiment of the present invention can
Whether correct simply and easily to obtain the wiring phase sequence between the first detection object and the second detection object, accurate detection is compressed
Whether the phase sequence wiring of machine is accurate, so as to avoid compressor reverse rotation, protects compressor, and progress reduces cost, solved
Whether the phase sequence wiring in the prior art due to that can not detect compressor is correct, so that cause compressor to exist scraps greatly risk very much
The problem of.
It should be noted that can be in such as one group computer executable instructions the step of the flow of accompanying drawing is illustrated
Performed in computer system, and, although logical order is shown in flow charts, but in some cases, can be with not
The order being same as herein performs shown or described step.
As can be seen from the above description, the present invention realizes following technique effect：Using the present invention, power supply is connected
It is connected between the first phase of the first detection object and the second phase, indicating circuit is connected to the corresponding first end of the second detection object
And second between end, the first detection object and the second detection object are connected, such first detection object, the second detection object,
One loop of power supply and indicating circuit formation, power supply is the loop power supply, and indicating circuit indicates the malfunction in the loop, if
The current state in the loop is failure, then shows that the wiring phase sequence between the first detection object and the second detection object occurs wrong
By mistake, if the current state in the loop is not failure, the wiring phase between the first detection object and the second detection object is shown
Sequence is correct.From the foregoing, the detection device for phase sequence provided by the above embodiment of the present invention can simply and easily obtain
Whether the wiring phase sequence between one detection object and the second detection object is correct, so as to solve in the prior art due to that can not examine
Whether the phase sequence wiring of measured compressed machine is correct, so as to cause compressor to there is the problem of scrapping risk greatly very much, it is achieved thereby that accurate
Really whether the phase sequence wiring of detection compressor is accurate, so as to avoid compressor reverse rotation, to protect compressor, is reduced
Cost.
Obviously, those skilled in the art should be understood that above-mentioned each module of the invention or each step can be with general
Computing device realize that they can be concentrated on single computing device, or be distributed in multiple computing devices and constituted
Network on, alternatively, the program code that they can be can perform with computing device be realized, it is thus possible to they are stored
Performed in the storage device by computing device, either they are fabricated to respectively each integrated circuit modules or by they
In multiple modules or step single integrated circuit module is fabricated to realize.So, the present invention is not restricted to any specific
Hardware and software is combined.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (9)
1. a kind of detection device for phase sequence, it is characterised in that including：
Power supply, the positive pole of the power supply is connected with the first of the first detection object, the negative pole of the power supply and the described first inspection
Survey object second is connected；
Indicating circuit, positive pole is connected with the first end of the second detection object, and the second end of negative pole and the described second detection object connects
Connect, wherein, it is described second detection object first end it is mutually corresponding with described first, it is described second detect object the second end and
Described second is mutually corresponding；
Wherein, the first detection object is connected with the described second detection object, the first detection object, the second detection pair
As, the indicating circuit and the electric power generating composition loop, the power supply is the loop power supply, and the indicating circuit is used to refer to
Show the malfunction in the loop.
2. detection device for phase sequence according to claim 1, it is characterised in that the indicating circuit includes：
Diode, the positive pole of the diode connects as the first end of the positive pole and the described second detection object of the indicating circuit
Connect, the negative pole of the diode is connected as the negative pole of the indicating circuit with the second end of the described second detection object.
3. detection device for phase sequence according to claim 2, it is characterised in that the indicating circuit also includes：
Indicator lamp, the negative or positive electrode of the diode is connected by the indicator lamp with the described second detection object, wherein,
During the diode forward conducting, the indicator lamp is bright.
4. detection device for phase sequence according to claim 2, it is characterised in that the indicating circuit also includes：
Alarm, the negative or positive electrode of the diode is connected by the alarm with the described second detection object, wherein,
During the diode reverse cut-off, the alarm sends alarm signal.
5. detection device for phase sequence according to claim 2, it is characterised in that the diode is light emitting diode.
6. detection device for phase sequence according to claim 1, it is characterised in that the power supply includes：
Device for generating electric energy,
First housing, the device for generating electric energy is placed in the first shell body, and first housing includes：
Positive terminal, is connected with described first；
Negative terminal, is connected with described second；
First adsorbent equipment, is arranged on the bottom of first housing, wherein, first housing is filled by the described first absorption
Absorption is put on the described first detection object or the second detection object.
7. detection device for phase sequence according to claim 6, it is characterised in that the positive terminal and the negative pole connect
Line terminals extend to the outside of first housing by the shell wall of first housing by spring probe.
8. detection device for phase sequence according to claim 1, it is characterised in that the indicating circuit is arranged on the second housing
In, wherein, second housing includes：
First binding post, is connected with the first end of the described second detection object；
Second binding post, is connected with the second end of the described second detection object；
Second adsorbent equipment, is arranged on the bottom of second housing, and second housing is inhaled by second adsorbent equipment
It is attached on the first detection object or the second detection object.
9. detection device for phase sequence according to claim 8, it is characterised in that first binding post and described second connects
Line terminals extend to the outside of second housing by the shell wall of second housing by spring probe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310439947.8A CN104459355B (en) | 2013-09-24 | 2013-09-24 | Detection device for phase sequence |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310439947.8A CN104459355B (en) | 2013-09-24 | 2013-09-24 | Detection device for phase sequence |
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| CN104459355A CN104459355A (en) | 2015-03-25 |
| CN104459355B true CN104459355B (en) | 2017-10-03 |
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| CN201310439947.8A Expired - Fee Related CN104459355B (en) | 2013-09-24 | 2013-09-24 | Detection device for phase sequence |
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| CN110488056A (en) * | 2019-09-30 | 2019-11-22 | 伟创力电子技术(苏州)有限公司 | One kind is for improving internuncial floating junction |
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| Publication number | Publication date |
|---|---|
| CN104459355A (en) | 2015-03-25 |
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