CN207677505U - Pre-payment power supply control apparatus - Google Patents
Pre-payment power supply control apparatus Download PDFInfo
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- CN207677505U CN207677505U CN201721568918.1U CN201721568918U CN207677505U CN 207677505 U CN207677505 U CN 207677505U CN 201721568918 U CN201721568918 U CN 201721568918U CN 207677505 U CN207677505 U CN 207677505U
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- signal
- control system
- protection
- power supply
- control
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Abstract
The utility model provides a kind of pre-payment power supply control apparatus; including taking control system, protection and control system, permanent-magnetic switching ontology and supplementary controlled system; the supplementary controlled system is used to control the permanent-magnetic switching ontology according to the signal for taking control system and the protection and the signal auxiliary of control system; when the signal of the expense control system is trip signal and/or when the protection and the signal of control system are fault-signal, the supplementary controlled system controls the permanent-magnetic switching ontology and is in tripped condition.The pre-payment power supply control apparatus; even if protection with control system receive switching signal when will not to permanent-magnetic switching ontology carry out closing operation; being operated repeatedly on permanent-magnetic switching ontology cooperation when so as to avoid the problem that not having combined floodgate condition influences device lifetime or intensification plant failure degree; extend the service life of pre-payment power supply control apparatus, and the safety with electric line can be improved.
Description
Technical field
The utility model is related to a kind of control devices, more particularly to a kind of pre-payment power supply control apparatus.
Background technology
Traditionally, power supply control function is jointly real by taking control system, protection and control system, permanent-magnetic switching ontology three parts
It is existing.Power supply control function is largely divided into two parts：Arrearage is tripped, automatic closing of paying the fees.
When subscriber arrearage, expense control system sends out trip signal to protection with control system.Protection is received with control system
Take the trip signal of control system or judges that electric system there are when failure, sends out tripping pulse, control is forever to permanent-magnetic switching ontology
Magnetic switch ontology trips, and electric system stops power supply.
After the completion of subscriber payment, expense control system sends out combined floodgate order to protection and control system.Protection and control system
When receiving the combined floodgate order of expense control system or judging that power system recovery is normal, closing pulse is sent out to permanent-magnetic switching ontology, is controlled
Permanent-magnetic switching ontology processed closes a floodgate, and electric system starts to power.
However, above-mentioned power supply control due to take control system trip signal, close a floodgate order it is fairly simple, and protection and control
System can not coordinate, and when the trip signal or combined floodgate of expense control system are ordered, there are the tripping of failure, combined floodgate demands with electricity system
When contradicting, permanent-magnetic switching ontology can not be accurately controlled.
The major defect of product is that the divide-shut brake signal designation for taking control system is fairly simple at present, is with protection and control
System can not be well matched with, and user can not learn that trip reason will cause artificial close a floodgate repeatedly to influence device lifetime or intensification in turn
The fault degree of electricity system.
Utility model content
Based on this, it is necessary to for traditionally pre-payment power supply control apparatus take control system and protection and control system without
Method is well matched with, and user can not learn that trip reason will cause artificial close a floodgate repeatedly in turn to influence device lifetime or intensification electricity consumption
The problem of system failure degree, provides a kind of pre-payment power supply control apparatus.
A kind of pre-payment power supply control apparatus provided by the utility model, including take control system, protection and control system with
And permanent-magnetic switching ontology, wherein further include supplementary controlled system, the supplementary controlled system is used for according to the control system of taking
Signal and the protection and the signal auxiliary of control system control the permanent-magnetic switching ontology, when the signal for taking control system
For trip signal and/or when the signal of the protection and control system is fault-signal, the supplementary controlled system controls institute
It states permanent-magnetic switching ontology and is in tripped condition.
In one of which embodiment, the supplementary controlled system include signal detection circuit, signal analysis circuit with
And signal output loop；
The signal detection circuit is used to detect the signal that the expense control system is sent and the protection and control system
The signal of transmission；
The signal analysis circuit is used to analyze the signal that the expense control system is sent and the protection and control system
The signal of transmission simultaneously obtains auxiliary control signal；
The signal output loop is used to send out the auxiliary control signal with control system to the protection.
In one of which embodiment, when it is described take control system transmission signal be trip signal, and it is described protection with
When the signal that control system is sent is fault-signal, auxiliary control signal that the signal analysis circuit obtains be trip signal or
Maintain trip signal；
Take the signal that control system is sent when described for switching signal, and the signal that the protection is sent with control system is event
When hindering signal, the auxiliary control signal that the signal analysis circuit obtains is trip signal or maintenance trip signal；
Take the signal that control system is sent when described for trip signal, and the signal that the protection is sent with control system is line
When the normal signal of road, the auxiliary control signal that the signal analysis circuit obtains is trip signal or maintenance trip signal.
In one of which embodiment, when it is described take control system transmission signal be switching signal, and it is described protection with
When the signal that control system is sent is circuit normal signal, the auxiliary control signal that the signal analysis circuit obtains is to close a floodgate to believe
Number.
In one of which embodiment, after permanent-magnetic switching ontology tripping, the signal analysis circuit obtains for the first time
When going out switching signal, the signal output loop sends switching signal to the protection with control system.
In one of which embodiment, the manual closing operation signal that receives with control system when the protection and reception it is auxiliary
When helping control signal inconsistent, the protection executes the auxiliary control signal with control system.
In one of which embodiment, the pre-payment power supply control apparatus further includes alarm system, when the protection
When the auxiliary control signal of the manual closing operation signal and reception that are received with control system is inconsistent, the alarm system sends out alarm
Signal.
In one of which embodiment, the pre-payment power supply control apparatus further includes display system, the display system
Signal of the system for showing the signal for taking control system and/or the protection and control system.
In one of which embodiment, the display system is any one or a few in light, text importing.
In one of which embodiment, the display system shows the expense trip signal of control system and/or described
The fault-signal of protection and control system.
Above-mentioned pre-payment power supply control apparatus, including take control system, protection and control system, permanent-magnetic switching ontology and auxiliary
Assist control system, when the signal of expense control system is trip signal and/or is fault-signal when protecting the signal with control system
When, supplementary controlled system controls permanent-magnetic switching ontology and keeps tripped condition, even if protection receives switching signal with control system
When will not to permanent-magnetic switching ontology carry out closing operation, repeatedly to permanent-magnetic switching when so as to avoid not having combined floodgate condition
The problem of ontology cooperation operation influences device lifetime or deepens the fault degree of electricity system, extends pre-payment power supply control apparatus
Service life, and the safety with electric line can be improved.
Description of the drawings
Fig. 1 is the structural schematic diagram of one preferred embodiment of pre-payment power supply control apparatus of the utility model.
Specific implementation mode
Refering to Figure 1, the pre-payment power supply control apparatus of one preferred embodiment of the utility model includes taking control system
System 100, protection and control system 200, permanent-magnetic switching ontology 300 and supplementary controlled system 400.Supplementary controlled system 400 is used
It assists controlling permanent-magnetic switching ontology 300 according to the signal of the signal and protection and control system 200 that take control system 100, when
The signal of expense control system 100 is trip signal and/or when protection and the signal of control system 200 are fault-signal, auxiliary control
System 400 processed controls permanent-magnetic switching ontology 300 and is in tripped condition.
Above-mentioned pre-payment power supply control apparatus, even if protection receive switching signal with control system 200 when will not be right
Permanent-magnetic switching ontology 300 carries out closing operation, repeatedly to permanent-magnetic switching ontology 300 when so as to avoid not having combined floodgate condition
The problem of cooperation operation influences device lifetime or deepens the fault degree of electricity system, extends the longevity of pre-payment power supply control apparatus
Life, and the safety with electric line can be improved.
Can also include prime disconnecting switch, supply voltage mutual inductance for example, in the pre-payment power supply control apparatus of 10kv
The original papers such as device, protective current mutual inductor, metering current mulual inductor, three-phase and four-line metered voltage mutual inductor.
In traditionally power supply control, trip signal, the combined floodgate order for taking control system 100 are fairly simple, take control system 100
It can not coordinate with control system 200 with protection, permanent-magnetic switching ontology 300 can not be accurately controlled and be mainly reflected in following side
Face：
The combined floodgate of permanent-magnetic switching ontology 300 can not safely and reliably be carried out：After subscriber payment, expense system is in close a floodgate and save
Point simultaneously sends switching signal to protection and control system 200, if at this time with electric line etc. there are failure, Control and protection system is
It receives switching signal and carries out shutting-brake control, and there are failures to carry out tripping control with electric line for judgement, be easy to cause permanent magnetism and opens
It closes ontology 300 to trip, close a floodgate repeatedly, to deepen fault degree.
Trip reason is indefinite：, there are arrearage tripping and a fault trip in the reason of leading to tripping, user after power failure often not
Trip reason can be recognized in time.Power transmission may be repeatedly attempted in indefinite trip reason, but is tripped again after power transmission every time,
Repeat impact is caused to user power utilization equipment, user power utilization equipment service life can be influenced.
The pre-payment power supply control apparatus of the utility model, when being unsatisfactory for combined floodgate condition, no matter user takes remote controler
It closes a floodgate or closes a floodgate by hand, permanent magnet switch is corresponding without closing a floodgate accordingly, when can avoid not having combined floodgate condition repeatedly
300 cooperation of permanent-magnetic switching ontology is operated, the combined floodgate of permanent-magnetic switching ontology 300 can be safely and reliably carried out, avoids using user
Electric equipment causes repeat impact, to extend the service life of electrical equipment, and can improve Electrical Safety.
Optionally, the pre-payment power supply control apparatus of the utility model no matter manual divide-shut brake or pass through protection and control
When 200 automatic divide-shut brake of system processed, action pulse can be adjusted.
As a kind of optional embodiment, supplementary controlled system 400 include signal detection circuit, signal analysis circuit and
Signal output loop.
Wherein, signal detection circuit is sent out for the signal of the transmission of check fee control system 100 and protection with control system 200
The signal sent.Optionally, the signal of the transmission of check fee control system 100 is detected in signal detection circuit in real time and protection is with control
The signal that system 200 is sent.Again optionally, the signal that expense control system 100 is sent includes trip signal and co-operation signal.It is controlled when taking
When system 100 detects arrearage, take control system 100 and send trip signal, when expense control system 100 detects payment, takes control system
System 100 sends switching signal.
Signal analysis circuit is used to analyze what the signal for taking the transmission of control system 100 and protection were sent with control system 200
Signal simultaneously obtains auxiliary control signal.Optionally, signal analysis circuit analyzes the signal for taking the transmission of control system 100 and guarantor in real time
The signal that shield is sent with control system 200, and obtain auxiliary control signal according to defaulting in signal analysis circuit and obtaining logic.
Signal output loop is used to send out auxiliary control signal with control system 200 to protection.
Supplementary controlled system 400 passes through signal detection circuit, signal analysis circuit and signal output loop, structure letter
It is single, and the function of supplementary controlled system 400 can be completed well.
It is trip signal when taking the signal that control system 100 is sent as a kind of optional embodiment, and protects and control system
When the signal that system 200 is sent is fault-signal, the auxiliary control signal that signal analysis circuit obtains is trip signal or maintains to jump
Lock signal；
It is switching signal when taking the signal that control system 100 is sent, and it is failure to protect the signal sent with control system 200
When signal, the auxiliary control signal that signal analysis circuit obtains is trip signal or maintenance trip signal；
It is trip signal when taking the signal that control system 100 is sent, and it is circuit to protect the signal sent with control system 200
When normal signal, the auxiliary control signal that signal analysis circuit obtains is trip signal or maintenance trip signal.
It is switching signal when taking the signal that control system 100 is sent as a kind of optional embodiment, and protects and control system
When the signal that system 200 is sent is circuit normal signal, the auxiliary control signal that signal analysis circuit obtains is switching signal.
As a kind of optional embodiment, after the tripping of permanent-magnetic switching ontology 300, signal analysis circuit obtains combined floodgate for the first time
When signal, signal output loop sends switching signal to protection and control system 200.
It is auxiliary for example, after the completion of subscriber payment, and when to protect the signal sent with control system 200 be circuit normal signal
It helps control system 400 to send out and only sends out a switching signal.When permanent-magnetic switching ontology 300 by manually separate, arrearage tripping or
Supplementary controlled system 400 resets when hand-reset, can send switching signal again.
As a kind of optional embodiment, the manual closing operation signal that receives when protection and control system 200 and reception it is auxiliary
When helping control signal inconsistent, protection executes auxiliary control signal with control system 200.
As a kind of optional embodiment, pre-payment power supply control apparatus further includes alarm system, when protection and control are
When the auxiliary control signal of manual closing operation signal and reception that system 200 receives is inconsistent, alarm system sends out alarm signal.Alarm
System when the operation of user's manual closing operation is mismatched with combined floodgate condition, i.e., believe by the auxiliary control that protection is received with control system 200
Number for maintain tripping when, alarm signal can be sent out.Such as alarm signal can be sound, for reminding user carrying out mistake
Operation accidentally.
As a kind of optional embodiment, pre-payment power supply control apparatus further includes display system, and display system is for showing
Show the signal of expense control system 100 and/or the signal of protection and control system 200.Optionally, display system is defeated by receiving signal
Go out the auxiliary control signal in circuit and shows the auxiliary control signal with the signal of indirect display expense control system 100 and/or protection
With the signal of control system 200.Optionally, specific signal content and be arrearage and/or failure.
As a kind of optional embodiment, display system is any one or a few in light, text importing.
As a kind of optional embodiment, display system display takes the trip signal of control system 100 and/or protects and control
The fault-signal of system 200.
By display system, user can observe directly the reason of power failure is tripped, and then can take appropriate measures.
For example, when the reason of lead to tripping for arrearage when, the measure that electricity payment may be selected solves power failure trip problem, when leading to trip
The reason of when being failure, the out of order measure of the row of may be selected solves power failure trip problem.
Illustrate the course of work of the pre-payment power supply control apparatus of the utility model below by way of contrast experiment.
Experiment：
Pre-payment power supply control apparatus include take control system 100, protection and control system 200, permanent-magnetic switching ontology 300 with
And supplementary controlled system 400.
Fault current is added on permanent-magnetic switching ontology 300, expense control system 100 sends out combined floodgate to supplementary controlled system 400
Signal, supplementary controlled system 400 are contained in control system to switch and send out switching signal.After permanent-magnetic switching ontology 300 closes a floodgate,
Since fault current exists, permanent-magnetic switching ontology 300 trips, and supplementary controlled system 400 receives the event of protection and control system 200
After hindering signal, switching signal no longer is sent out with control system 200 to protection, permanent-magnetic switching ontology 300 is no longer closed a floodgate.
After eliminating fault current on permanent-magnetic switching ontology 300, supplementary controlled system 400 receives protection and control system
After 200 normal signal, switching signal is sent out with control system 200, permanent-magnetic switching ontology 300 is by from dynamic circuit connector to protection again
Lock.
Optionally, when on permanent-magnetic switching ontology 300 eliminate fault current after, also can hand-reset, permanent-magnetic switching close a floodgate at
Work(.
Contrast experiment：
Pre-payment power supply control apparatus includes taking control system 100, protection and control system 200 and permanent-magnetic switching ontology
300。
Fault current is added on permanent-magnetic switching ontology 300, expense control system 100 sends out conjunction to protection with control system 200
Lock signal.After permanent-magnetic switching ontology 300 closes a floodgate, since fault current exists, permanent-magnetic switching ontology 300 trips.Take control system
100 send out switching signal to protection with control system 200 again.After permanent-magnetic switching ontology 300 closes a floodgate, since fault current is deposited
Permanent-magnetic switching ontology 300 trips again, repeatedly.
Optionally, in one embodiment, the parameter with performance of pre-payment power supply control apparatus are as follows：
Optionally, in one embodiment, the electric circumstance of pre-payment power supply control apparatus is as follows：
A) DC power supply
Scope range of the fluctuation of voltage：Rated voltage 80%~115%；
Ripple factor：No more than 5%.
B) insulation resistance
Under normal assays atmospheric conditions, the alive circuit part of pre-payment power supply control apparatus and non-band electric metal and outer
Between shell, and between electrical unrelated each circuit, with the measurement insulation resistance by megger value of open-circuit voltage 500V；Normal examination
It tests under atmospheric conditions, each circuit insulation resistance should be not less than 100M Ω.
C) dielectric strength
Under normal assays atmospheric conditions, it is 2000V that pre-payment power supply control apparatus, which can bear test voltage value, and frequency is
50Hz, last the industrial frequency withstand voltage experiment of 1min and without breakdown flashover and component damage phenomenon.
D) surge voltage
Under normal assays atmospheric conditions, direct current input circuit, ac input circuit, the letter of pre-payment power supply control apparatus
Number all circuits of output contact can bear the examination of surge voltage in short-term of the standard lightning wave of (1.2/50) μ s over the ground and between circuit
It tests, open-circuit test voltage 5kV, naked damage.
E) impulse train interferes
Pre-payment power supply control apparatus can bear GB/T14598.13-1998 (idt IEC60255-22-1:1988) it provides
1MHz and 100kHz impulse train interference tests.It is III grade to test harsh grade, test voltage common mode 2.5Kv, differential mode 1kV.
F) radiation field interferes
Pre-payment power supply control apparatus can bear GB/T14598.9-1995 (idt IEC60255-22-3:1989) rule in
The radiation field interference test that fixed harsh grade is III grade, that is, it is 10V/m to test field strength.
G) static discharge interferes
Pre-payment power supply control apparatus can bear GB/T14598.14-1998 (idt IEC60255-22-2:1996) rule in
Fixed harsh grade is IV grades, i.e. contact discharge test voltage is 8kV, tolerance ± 5%, and atmospherical discharges test voltage is
The static discharge interference test of 15kV, tolerance ± 5%.
H) fast transient interferes
Pre-payment power supply control apparatus can be by GB/T14598.10-1996 (idt IEC60255-22-4:1992) regulation in
Harsh grade be IV grade fast transient interference tests, i.e., test voltage be 4kV, tolerance ± 10%.
Optionally, in one embodiment, the natural environment using pre-payment power supply control apparatus is as follows：
A) environment temperature
Work：Mean temperature is no more than 35 DEG C in -25 DEG C~70 DEG C, 24 hours.
Storage：25 DEG C~70 DEG C, do not apply energizing quantity under limiting value, device does not occur irreversible variation, and temperature is extensive
After multiple, device should be able to work normally.
B) relative humidity
5%~95% (not condensation).
C) atmospheric pressure
80kPa~110kPa.
Optionally, in one embodiment, the mechanical environment using pre-payment power supply control apparatus is as follows：
A) operating condition
It can bear vibratory response, the shock response that harsh grade is I grade.
B) traffic condition
Can bear harsh grade be I grade vibration it is durable, impact it is durable, collision.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (10)
1. a kind of pre-payment power supply control apparatus, including expense control system (100), protection are opened with control system (200) and permanent magnetism
Close ontology (300), which is characterized in that further include supplementary controlled system (400), the supplementary controlled system (400) is used for basis
The signal for taking control system (100) and the protection and the signal auxiliary of control system (200) control the permanent-magnetic switching
Ontology (300), when the signal for taking control system (100) is trip signal and/or is protected and control system (200) when described
When signal is fault-signal, the supplementary controlled system (400) controls the permanent-magnetic switching ontology (300) and is in tripped condition.
2. pre-payment power supply control apparatus according to claim 1, which is characterized in that the supplementary controlled system (400)
Including signal detection circuit, signal analysis circuit and signal output loop；
The signal detection circuit is used to detect the signal that the expense control system (100) sends and the protection and control system
(200) signal sent；
The signal analysis circuit is used to analyze the signal that the expense control system (100) sends and the protection and control system
(200) send signal and obtain auxiliary control signal；
The signal output loop is used to send out the auxiliary control signal with control system (200) to the protection.
3. pre-payment power supply control apparatus according to claim 2, which is characterized in that
Take the signal that control system (100) is sent when described for trip signal, and the letter that the protection is sent with control system (200)
When number being fault-signal, auxiliary control signal that the signal analysis circuit obtains is trip signal or maintains trip signal；
Take the signal that control system (100) is sent when described for switching signal, and the letter that the protection is sent with control system (200)
When number being fault-signal, auxiliary control signal that the signal analysis circuit obtains is trip signal or maintains trip signal；
Take the signal that control system (100) is sent when described for trip signal, and the letter that the protection is sent with control system (200)
When number being circuit normal signal, auxiliary control signal that the signal analysis circuit obtains is trip signal or maintains tripping letter
Number.
4. pre-payment power supply control apparatus according to claim 3, which is characterized in that take control system (100) hair when described
The signal sent be switching signal, and it is described protection with control system (200) send signal be circuit normal signal when, the letter
The auxiliary control signal that number analysis circuit obtains is switching signal.
5. pre-payment power supply control apparatus according to claim 4, which is characterized in that in the permanent-magnetic switching ontology
(300) after tripping, when the signal analysis circuit obtains switching signal for the first time, the signal output loop is to the protection and controls
System (200) processed sends switching signal.
6. pre-payment power supply control apparatus according to claim 3, which is characterized in that when the protection and control system
(200) when the auxiliary control signal of the manual closing operation signal and reception that receive is inconsistent, the protection is held with control system (200)
The row auxiliary control signal.
7. pre-payment power supply control apparatus according to claim 6, which is characterized in that the pre-payment power supply control apparatus
Further include alarm system, believes when the auxiliary of manual closing operation signal and reception that the protection is received with control system (200) controls
When number inconsistent, the alarm system sends out alarm signal.
8. the pre-payment power supply control apparatus according to claim 1 to 7 any one, which is characterized in that the pre-payment
Power supply control apparatus further includes display system, and the display system is for showing the signal for taking control system (100) and/or the guarantor
The signal of shield and control system (200).
9. pre-payment power supply control apparatus according to claim 8, which is characterized in that the display system is light, text
Word show in any one or a few.
10. pre-payment power supply control apparatus according to claim 8, which is characterized in that described in the display system is shown
Take the trip signal of control system (100) and/or the fault-signal of the protection and control system (200).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721568918.1U CN207677505U (en) | 2017-11-21 | 2017-11-21 | Pre-payment power supply control apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721568918.1U CN207677505U (en) | 2017-11-21 | 2017-11-21 | Pre-payment power supply control apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207677505U true CN207677505U (en) | 2018-07-31 |
Family
ID=62966176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721568918.1U Expired - Fee Related CN207677505U (en) | 2017-11-21 | 2017-11-21 | Pre-payment power supply control apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207677505U (en) |
-
2017
- 2017-11-21 CN CN201721568918.1U patent/CN207677505U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180731 Termination date: 20211121 |
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| CF01 | Termination of patent right due to non-payment of annual fee |