CN110600338A - Low-voltage intelligent charge control switch - Google Patents
Low-voltage intelligent charge control switch Download PDFInfo
- Publication number
- CN110600338A CN110600338A CN201911021641.4A CN201911021641A CN110600338A CN 110600338 A CN110600338 A CN 110600338A CN 201911021641 A CN201911021641 A CN 201911021641A CN 110600338 A CN110600338 A CN 110600338A
- Authority
- CN
- China
- Prior art keywords
- control switch
- charge control
- power supply
- energy meter
- electric energy
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F15/00—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity
- G07F15/06—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity with means for prepaying basic charges, e.g. rent for meters
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/08—Terminals; Connections
Abstract
The invention provides a low-voltage intelligent charge control switch, which comprises a charge control switch, wherein the charge control switch is connected with a prepaid electric energy meter, and the prepaid electric energy meter is connected with a power supply; the charge control switch comprises a controller, a breaker and a built-in power supply, wherein the controller and the breaker are connected with the built-in power supply, and the built-in power supply and the breaker are connected with the prepayment electric energy meter. The invention utilizes the circuit breaker to replace an external manual switch, eliminates the manual intervention of the closing of the intelligent switch, replaces a magnetic coil by a mechanical motor, eliminates the phenomenon of non-positioning of attraction caused by scrap iron generated during the attraction of the magnetic coil, and improves the running stability of equipment; the invention has overload protection, thus reducing the probability of burning equipment; the loss of the electric charge is controlled through the circuit breaker, the occurrence of electric larceny behaviors is reduced, the line loss is reduced, and remarkable economic benefits are obtained.
Description
Technical Field
The invention relates to the technical field of low-voltage switches, in particular to a low-voltage intelligent charge control switch.
Background
The traditional motor-pumped well is electrified in a card swiping and charging mode, a user swipes a card at a card swiping terminal for fee deduction, a low-voltage alternating current contactor is switched on in action, a power supply is switched on, and sometimes the alternating current contactor is burnt out due to the fact that the suction is not in place; sometimes, in the using process, the magnetic coil of the alternating current contactor works for a long time to cause heating and burning loss of the internal coil, and the contact is adhered due to overlarge current to form a normally closed state, so that a user can use electricity without swiping a card; even for lawless persons, the holes are observed by using the outer side of the alternating current contactor, the switch is blocked and disconnected by adopting a foreign object to form a normally closed state, and the electricity stealing behavior of electricity can be realized without swiping the card; because the motor-pumped wells are distributed on the field, the motor-pumped wells have high pouring mobility, great trouble is brought to anti-theft detection, the line loss is high, and great economic loss is caused to companies. The control function of the motor-pumped well electrification is realized through the alternating current contactor, and once a fault (such as overload or short circuit) occurs in a circuit, the current contactor cannot realize protection; therefore, the ac contactor does not have an overload and short-circuit protection function.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a low-voltage intelligent charge control switch, which solves the technical problems of overload and short circuit of the existing alternating current contactor.
The technical scheme of the invention is realized as follows:
the low-voltage intelligent charge control switch comprises a charge control switch, wherein the charge control switch is connected with a prepayment electric energy meter, and the prepayment electric energy meter is connected with an external power supply.
The charge control switch comprises a controller, a breaker and a built-in power supply, wherein the controller and the breaker are connected with the built-in power supply, and the built-in power supply and the breaker are connected with the prepayment electric energy meter.
The prepayment electric energy meter comprises a wiring terminal L1, a wiring terminal L2, a wiring terminal L3, a grounding terminal N, a tripping public terminal L4 and a tripping normally closed terminal L5, wherein the wiring terminal L1, the wiring terminal L2 and the wiring terminal L3 are all connected with a circuit breaker, the grounding terminal N is connected with the grounding terminal of the fee control switch, the tripping public terminal L4 is connected with a built-in power supply through a power line, and the tripping normally closed terminal L5 is connected with a controller through a control line.
The circuit breaker adopts a mechanical motor.
The beneficial effect that this technical scheme can produce:
1) the circuit breaker is used for replacing an external manual switch, so that manual intervention for closing the intelligent switch is eliminated;
2) the mechanical motor replaces the magnetic coil, so that the phenomenon that the attraction cannot reach the position due to scrap iron generated when the magnetic coil is attracted is eliminated, and the running stability of the equipment is improved;
3) the overload protection is provided, so that the probability of burning equipment is reduced;
4) the intelligent circuit breaker is used for controlling the loss of the electric charge, reducing the occurrence of electric larceny behavior, reducing the line loss and obtaining remarkable economic benefit.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
As shown in fig. 1, an embodiment of the present invention provides a low-voltage intelligent charge control switch, including a charge control switch, where the charge control switch is connected to a prepaid electric energy meter, the prepaid electric energy meter is connected to an external power supply, and when the prepaid electric energy meter has an electric charge, the charge control switch is switched on, and when the prepaid electric energy meter is owed, the charge control switch is switched off. The charge control switch comprises a controller, a breaker and a built-in power supply, wherein the controller and the breaker are both connected with the built-in power supply, and the built-in power supply supplies power to the controller and the breaker. The built-in power supply and the circuit breaker are connected with the prepayment electric energy meter, on one hand, the switching-on and switching-off states of the charge control switch are realized according to whether the prepayment electric energy meter has electric charges, on the other hand, the charge control switch can be set to be in an automatic mode through the connection of the circuit breaker and the prepayment electric energy meter, the manual mode fails, and other personnel cannot realize manual and automatic switching through the toggle switch. The circuit breaker adopts a mechanical motor, the mechanical motor replaces a magnetic coil, the phenomenon that iron chips generated when the magnetic coil is attracted cause that attraction cannot be in place is eliminated, and the running stability of equipment is improved. The prepayment electric energy meter comprises a wiring terminal L1, a wiring terminal L2, a wiring terminal L3, a grounding terminal N, a tripping public terminal L4 and a tripping normally closed terminal L5, wherein the wiring terminal L1, the wiring terminal L2, the wiring terminal L3 and the grounding terminal N are respectively connected with an external power supply, the wiring terminal L1, the wiring terminal L2 and the wiring terminal L3 are all connected with a circuit breaker, and when the current in a circuit is too large or short circuit occurs, the circuit breaker can automatically cut off a cost control switch, so that the overload protection or short circuit protection function of the circuit is realized. And the grounding end N is connected with the grounding end of the charge control switch, so that the function of guaranteeing the personal safety of workers is achieved. The trip common terminal L4 is connected with a built-in power supply through a power line, and the trip normally closed terminal L5 is connected with a controller through a control line, so that the charge control function can be directly realized, and the device can be effectively matched with a prepayment electric energy meter for use.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (4)
1. The low-voltage intelligent charge control switch is characterized by comprising a charge control switch, wherein the charge control switch is connected with a prepayment electric energy meter, and the prepayment electric energy meter is connected with an external power supply.
2. The low-voltage intelligent charge control switch according to claim 1, wherein the charge control switch comprises a controller, a circuit breaker and a built-in power supply, the controller and the circuit breaker are both connected with the built-in power supply, and the built-in power supply and the circuit breaker are both connected with the prepaid electric energy meter.
3. A low voltage intelligent fee control switch according to claim 1 or 2, characterized in that the prepaid electric energy meter comprises a connection terminal L1, a connection terminal L2, a connection terminal L3, a ground terminal N, a trip common terminal L4 and a trip normally closed terminal L5, wherein the connection terminals L1, L2 and L3 are all connected with the circuit breaker, the ground terminal N is connected with the ground terminal of the fee control switch, the trip common terminal L4 is connected with the built-in power supply through a power line, and the trip normally closed terminal L5 is connected with the controller through a control line.
4. The low-voltage intelligent fee-control switch according to claim 3, wherein the circuit breaker is a mechanical motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911021641.4A CN110600338A (en) | 2019-10-25 | 2019-10-25 | Low-voltage intelligent charge control switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911021641.4A CN110600338A (en) | 2019-10-25 | 2019-10-25 | Low-voltage intelligent charge control switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110600338A true CN110600338A (en) | 2019-12-20 |
Family
ID=68850624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911021641.4A Pending CN110600338A (en) | 2019-10-25 | 2019-10-25 | Low-voltage intelligent charge control switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110600338A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114113727A (en) * | 2021-10-21 | 2022-03-01 | 广西电网有限责任公司崇左供电局 | Heavy current cost control switch converter |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207637726U (en) * | 2017-11-17 | 2018-07-20 | 浙江万胜智能科技股份有限公司 | A kind of external intelligent breaker of electric energy meter |
| CN209044774U (en) * | 2018-12-11 | 2019-06-28 | 国网河南省电力公司新野县供电公司 | A kind of prepaid low-voltage broken circuit control device |
| CN209460873U (en) * | 2019-04-24 | 2019-10-01 | 江西悦控科技有限公司 | A kind of electric power prepaid control device |
| CN209486153U (en) * | 2018-12-20 | 2019-10-11 | 江苏盛德电子仪表有限公司 | A kind of single-phase cost-control intelligent table with built-in switch |
-
2019
- 2019-10-25 CN CN201911021641.4A patent/CN110600338A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207637726U (en) * | 2017-11-17 | 2018-07-20 | 浙江万胜智能科技股份有限公司 | A kind of external intelligent breaker of electric energy meter |
| CN209044774U (en) * | 2018-12-11 | 2019-06-28 | 国网河南省电力公司新野县供电公司 | A kind of prepaid low-voltage broken circuit control device |
| CN209486153U (en) * | 2018-12-20 | 2019-10-11 | 江苏盛德电子仪表有限公司 | A kind of single-phase cost-control intelligent table with built-in switch |
| CN209460873U (en) * | 2019-04-24 | 2019-10-01 | 江西悦控科技有限公司 | A kind of electric power prepaid control device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114113727A (en) * | 2021-10-21 | 2022-03-01 | 广西电网有限责任公司崇左供电局 | Heavy current cost control switch converter |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102780205B (en) | Electric leakage detecting protection circuit | |
| CN202435320U (en) | Protection circuit of soft starter | |
| CN105006806A (en) | Circuit breaker series connection type electrical trip prevention circuit | |
| CN105958437B (en) | Realize the control circuit of breaker decompression tripping in external circuit | |
| CN201146370Y (en) | Apparatus for reducing excitation inrush current of rectifier transformer | |
| CN204858540U (en) | Circuit breaker serial -type is electric prevents rebound way | |
| CN110600338A (en) | Low-voltage intelligent charge control switch | |
| CN102779612A (en) | Pre-magnetizing device for main power supply transformer of electric power circuit | |
| CN110021486B (en) | Automatic reclosing device for voltage-loss tripping | |
| CN203826922U (en) | An intelligent air switch device | |
| CN105261530A (en) | Multi-stroke realizing circuit and multi-stroke control method for circuit breakers | |
| CN212660103U (en) | Isolation circuit and switching power supply | |
| CN202231403U (en) | Closing protection device of permanent magnetism operating mechanism | |
| CN212811276U (en) | Relay protection circuit and inverter system | |
| CN212485807U (en) | Automatic time-delay switching-on control loop of capacitor high-voltage switch cabinet | |
| CN203192723U (en) | Under-voltage trip gear for breaker | |
| CN105185667B (en) | One kind energy-conservation high breaking type control and protective switch | |
| CN102377164B (en) | Energy-efficient leakage detection protection circuit | |
| CN203760403U (en) | Circuit breaker with time relay | |
| CN203134729U (en) | Shunt release circuit control system of low-power consumption molded case circuit breaker | |
| CN203607351U (en) | A low-voltage circuit breaker automatic closing apparatus | |
| CN101944716A (en) | Electricity leakage detection protective circuit | |
| CN201893293U (en) | Arcless switching relay | |
| CN104992887A (en) | Under-voltage tripping device for permanent magnetic actuator circuit breakers | |
| CN202711902U (en) | Pre-magnetizing device for power supply main transformer of power line |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20191220 |
|
| RJ01 | Rejection of invention patent application after publication |