CN204721080U - A kind of low-voltage electricity user duplicate supply control cabinet - Google Patents
A kind of low-voltage electricity user duplicate supply control cabinet Download PDFInfo
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- CN204721080U CN204721080U CN201520368781.XU CN201520368781U CN204721080U CN 204721080 U CN204721080 U CN 204721080U CN 201520368781 U CN201520368781 U CN 201520368781U CN 204721080 U CN204721080 U CN 204721080U
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- control cabinet
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- 230000005611 electricity Effects 0.000 title claims abstract description 42
- 230000015556 catabolic process Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 6
- 238000000819 phase cycle Methods 0.000 description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 239000004020 conductor Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Abstract
A kind of low-voltage electricity user duplicate supply control cabinet that the utility model provides, its control cabinet cover panel and control cabinet shell, level Four double-throw disconnecting link for disconnecting duplicate supply is installed in control cabinet shell, the power circuit of power supply enterprise is connect above described level Four double end disconnecting link, below connects the emergency standby power circuit of low-voltage electricity user, in the charge circuit of low-voltage electricity user indirectly.This duplicate supply control cabinet is easy to operate, safe and reliable, has the obvious cut-off point of two-way power supply, realizes low-voltage electricity user duplicate supply, power autonomous " controlled, can control, in control ", improves power supply reliability, ensure personal device security.
Description
Technical field
The utility model relates to low-voltage dual power, power autonomous control technology field, is specifically related to a kind of low-voltage electricity user duplicate supply control cabinet.
Background technology
The low-voltage circuit that power supply enterprise powers, in distribute-electricity transformer district, a lot of low-voltage power client is in order to deal with the special circumstances such as power failure, set up emergency standby power, adopt two-way power supply, the multiple duplicate supply form such as house generator, for preventing the circuit of power supply enterprise's property right, equipment has a power failure and cleans, maintenance, during construction, the emergency standby power of low-voltage electricity user is counter to be sent, misdelivery is to the circuit of power supply enterprise, on equipment, the crisis person and device security, generation personnel, equipment breakdown, construction is also caused to delay and the lengthening of actual interruption duration, except user is brought inconvenience, the social image of electric company is had an impact.
Utility model content
The purpose of this utility model is to provide a kind of low-voltage electricity user duplicate supply control cabinet, it is easy to operate, safe and reliable, there is the obvious cut-off point of two-way power supply, realize low-voltage electricity user duplicate supply, power autonomous " controlled, can control, in control ", improve power supply reliability, ensure personal device security.
Based on this, the utility model provides a kind of low-voltage electricity user duplicate supply control cabinet, it comprises: control cabinet cover panel and control cabinet shell, level Four double-throw disconnecting link for disconnecting duplicate supply is installed in control cabinet shell, the power circuit of power supply enterprise is connect above described level Four double end disconnecting link, below connects the emergency standby power circuit of low-voltage electricity user, in the charge circuit of low-voltage electricity user indirectly.
Wherein, in described control cabinet shell, main power source low voltage AC contactor is also installed, stand-by power supply low voltage AC contactor, main power source line bank, stand-by power supply line bank, residual current circuit breaker;
Wherein, control cabinet cover panel is provided with main power source start button, stand-by power supply start button, for stopping the stop button of main power source low voltage AC contactor and stand-by power supply low voltage AC contactor, main power source indicator light, stand-by power supply indicator light and load power indicator light, voltage change-over switch, be used for observing the voltmeter of load side voltage.
Wherein, the described stand-by power supply low voltage AC contactor of the described main power source low voltage AC contactor of the main power source side that power supply enterprise powers and the standby electricity source of low-voltage electricity user, can at main power source or the rear auto power off of stand-by power supply power failure, form another power supply cut-off point, and level Four double-throw disconnecting link forms the anti-electric safety measure of misdelivering of two-stage.
Wherein, described main power source A.C. contactor, stand-by power supply A.C. contactor adopt above-mentioned independent start button to start and the control of independent secondary power supply circuit.
Wherein, described main power source A.C. contactor, stand-by power supply A.C. contactor use the described stop button shared.
Wherein, in customer charge side, described residual current circuit breaker being installed, preventing load side from causing personal equipment breakdown because leaking electricity.
The beneficial effects of the utility model: the low-voltage electricity user duplicate supply control cabinet that the utility model provides is easy to operate, safe and reliable, realize low-voltage electricity user duplicate supply, power autonomous " controlled, can control, in control ", improve power supply reliability, ensure the person, device security.
Accompanying drawing explanation
Fig. 1 is the utility model duplicate supply control cabinet Facad structure schematic diagram;
Fig. 2 is the utility model duplicate supply control cabinet internal structure schematic diagram;
Fig. 3 is the utility model circuit winding diagram;
Fig. 4 is that the utility model main power source controls secondary connection diagram;
Fig. 5 is that the utility model stand-by power supply controls secondary connection diagram;
Fig. 6 is this use Novel load power detecting secondary connection diagram.
Embodiment
The low-voltage electricity user duplicate supply control cabinet that the utility model provides is by the following technical solutions: it comprises the level Four double-throw disconnecting link that can provide and obviously disconnect duplicate supply, the power circuit of power supply enterprise is connect above level Four double end disconnecting link, below connects the emergency standby power circuit of low-voltage electricity user, in the charge circuit of low-voltage electricity user indirectly; The standby electricity source of the main power source side that power supply enterprise powers, low-voltage electricity user all uses low voltage AC contactor, can at main power source or the rear auto power off of stand-by power supply power failure, form another power supply cut-off point, and level Four double-throw disconnecting link forms the anti-electric safety measure of misdelivering of two-stage; Main power source, stand-by power supply A.C. contactor adopt independent start button to start and independent secondary power supply circuit controls, but use the stop button shared; Residual current circuit breaker is installed in customer charge side, prevents load side from causing personal equipment breakdown because leaking electricity; Main power source, stand-by power supply line bank are installed in control cabinet simultaneously, conveniently access main power source, stand-by power supply; The ruuning situation that indicator light observes main power source, stand-by power supply, load power is intuitively set on the control panel; Voltage change-over switch, voltmeter are set on the control panel and observe load side voltage condition intuitively.
Utility model operates:
The power supply of power supply enterprise is connected on the main power source terminated line row top in control cabinet according to phase sequence and sign; the spare emergent power source of low-voltage electricity user is connected on the stand-by power supply terminated line row top in control cabinet according to phase sequence and sign, by the earth leakage protective device load side that the charge circuit of low-voltage electricity user is connected in control cabinet according to phase sequence and sign.
When the power outage of power supply enterprise, first check that whether power supply enterprise's main power source indicator light is luminous, have light to illustrate not have a power failure, illustrate without light and have a power failure, check that whether stand-by power supply indicator light is luminous again, spare emergent power source is powered normally to have light to illustrate, illustrate that spare emergent power source is powered abnormal without light, open control cabinet case lid residual current circuit breaker switch handle is pulled down downwards, disconnect charge circuit, the switch handle of level Four double-throw disconnecting link is pulled down downwards, connect spare emergent power source, residual current circuit breaker switch handle is upwards pulled, connect charge circuit, cover control cabinet case lid, press the stand-by power supply start button on control cabinet case lid panel, stand-by power supply A.C. contactor automatic pick in control cabinet, connect spare emergent power source, rotate the load side voltage change-over switch on control cabinet case lid panel, check the voltage instruction of load side voltmeter, voltmeter has been designated as voltage and spare emergent power source normal power supply has been described, voltmeter is designated as zero explanation spare emergent power source can not normal power supply.After determining spare emergent power source normal power supply and connection, low-voltage electricity user just normally can use spare emergent power source.
After the power up power transmission of power supply enterprise, the main power source indicator light on control cabinet cover panel is bright, and spare emergent power source can be transformed into the Power supply of power supply enterprise by low-voltage electricity user.First the stop button on control cabinet case lid panel is pressed, stand-by power supply A.C. contactor auto-breaking in control cabinet, open control cabinet case lid residual current circuit breaker switch handle is pulled down downwards, disconnect charge circuit, the switch handle of level Four double-throw disconnecting link is upwards pulled, connect the main power source of power supply enterprise, residual current circuit breaker switch handle is upwards pulled, cover control cabinet case lid, press the main power source start button on control cabinet case lid panel, main power source A.C. contactor automatic pick in control cabinet, connect main power source, rotate the load side voltage change-over switch on control cabinet case lid panel, check the voltage instruction of load side voltmeter, voltmeter has been designated as voltage and main power source normal power supply has been described, voltmeter is designated as zero explanation master for subsequent use can not normal power supply.After determining main power source normal power supply and connection, low-voltage electricity user just normally can use the main power source of power supply enterprise.
Below in conjunction with accompanying drawing, the utility model is described further.
Referring to Fig. 1 to Fig. 6, this embodiment is by the following technical solutions: low-voltage electricity user duplicate supply control cabinet comprises control cabinet shell 1, control cabinet cover panel 2, load side voltage change-over switch 3, load side voltmeter 4, load side power supply indicator 5, main power source indicator light 6, stand-by power supply indicator light 7, stop button 8, main power source start button 9, stand-by power supply start button 10, main power source terminated line row 11, stand-by power supply terminated line row 12, main power source A.C. contactor 13, stand-by power supply A.C. contactor 14, level Four double end disconnecting link 15, residual current circuit breaker 16, link line bank, A.C. contactor, level Four double end disconnecting link, the BV-16mm of residual current circuit breaker
2the BV-2.5mm of sub-thread copper core plastic insulated conductor, connection voltage change-over switch, voltmeter, indicator light, button, ac contactor coil
2sub-thread copper core plastic insulated conductor forms.
This low-voltage electricity user duplicate supply control cabinet:
By the power supply of power supply enterprise according to phase sequence and the top indicating the main power source terminated line row 11 be connected in control cabinet; by the spare emergent power source of low-voltage electricity user according to phase sequence and the top indicating the stand-by power supply terminated line row 12 be connected in control cabinet, by the charge circuit of low-voltage electricity user according to phase sequence and the load side indicating the earth leakage protective device 16 be connected in control cabinet.Main power source 11, stand-by power supply terminated line row 12, main power source A.C. contactor 13, stand-by power supply A.C. contactor 14, level Four double end disconnecting link 15, residual current circuit breaker 16 are used BV-16mm
2sub-thread copper core plastic insulated conductor connects according to drawing, and the coil of the coil of load side voltage change-over switch 3, load side voltmeter 4, load side power supply indicator 5, main power source indicator light 6, stand-by power supply indicator light 7, stop button 8, main power source start button 9, stand-by power supply start button 10, main power source A.C. contactor 13, stand-by power supply A.C. contactor 14 is used BV-2.5mm
2sub-thread copper core plastic insulated conductor connects according to drawing.
When the power outage of power supply enterprise, first check that whether power supply enterprise's main power source indicator light 6 is luminous, have light to illustrate not have a power failure, illustrate without light and have a power failure, check that whether stand-by power supply indicator light 7 is luminous again, spare emergent power source is powered normally to have light to illustrate, illustrate that spare emergent power source is powered abnormal without light, open control cabinet case lid 2 switch handle of residual current circuit breaker 16 is pulled down downwards, disconnect charge circuit, the switch handle of level Four double-throw disconnecting link 15 is pulled down downwards, connect spare emergent power source, the switch handle of residual current circuit breaker 16 is upwards pulled, connect charge circuit, cover control cabinet case lid 2, press the stand-by power supply start button 10 on control cabinet case lid 2 panel, stand-by power supply A.C. contactor 14 automatic pick in control cabinet, connect spare emergent power source, rotate the load side voltage change-over switch 3 on control cabinet case lid 2 panel, check the voltage instruction of load side voltmeter 4, voltmeter 4 has been designated as voltage and spare emergent power source normal power supply has been described, voltmeter 4 is designated as zero explanation spare emergent power source can not normal power supply.After determining spare emergent power source normal power supply and connection, low-voltage electricity user just normally can use spare emergent power source.
After the power up power transmission of power supply enterprise, the main power source indicator light 6 controlled on case lid 2 panel is bright, and spare emergent power source can be transformed into the Power supply of power supply enterprise by low-voltage electricity user.First the stop button 8 on control cabinet case lid 2 panel is pressed, stand-by power supply A.C. contactor 14 auto-breaking in control cabinet, open control cabinet case lid 2 switch handle of residual current circuit breaker 16 is pulled down downwards, disconnect charge circuit, the switch handle of level Four double-throw disconnecting link 15 is upwards pulled, connect the main power source of power supply enterprise, the switch handle of residual current circuit breaker 16 is upwards pulled, cover control cabinet case lid 2, press the main power source start button 9 on control cabinet case lid 2 panel, main power source A.C. contactor 13 automatic pick in control cabinet, connect main power source, rotate the load side voltage change-over switch 3 on control cabinet case lid 2 panel, check the voltage instruction of load side voltmeter 4, voltmeter 4 has been designated as voltage and main power source normal power supply has been described, voltmeter 4 is designated as zero explanation master for subsequent use can not normal power supply.After determining main power source normal power supply and connection, low-voltage electricity user just normally can use the main power source of power supply enterprise.
All above-mentioned this intellectual properties of primary enforcement, not setting restriction this new product of other forms of enforcement and/or new method.Those skilled in the art will utilize this important information, and foregoing is revised, to realize similar implementation status.But all modifications or transformation belong to the right of reservation based on the utility model new product.
The above, it is only preferred embodiment of the present utility model, be not restriction the utility model being made to other form, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the Equivalent embodiments of equivalent variations.But everyly do not depart from technical solutions of the utility model content, any simple modification, equivalent variations and the remodeling done above embodiment according to technical spirit of the present utility model, still belong to the protection range of technical solutions of the utility model.
Claims (7)
1. a low-voltage electricity user duplicate supply control cabinet, it is characterized in that, comprise: control cabinet cover panel and control cabinet shell, level Four double-throw disconnecting link for disconnecting duplicate supply is installed in control cabinet shell, the power circuit of power supply enterprise is connect above described level Four double end disconnecting link, below connects the emergency standby power circuit of low-voltage electricity user, in the charge circuit of low-voltage electricity user indirectly.
2. duplicate supply control cabinet as claimed in claim 1, is characterized in that: in described control cabinet shell, be also provided with main power source low voltage AC contactor, stand-by power supply low voltage AC contactor, main power source line bank, stand-by power supply line bank, residual current circuit breaker.
3. duplicate supply control cabinet as claimed in claim 2, is characterized in that: be provided with on control cabinet cover panel main power source start button, stand-by power supply start button, for stopping the stop button of main power source low voltage AC contactor and stand-by power supply low voltage AC contactor, main power source indicator light, stand-by power supply indicator light and load power indicator light, voltage change-over switch, being used for observing the voltmeter of load side voltage.
4. duplicate supply control cabinet as claimed in claim 3, it is characterized in that: the described stand-by power supply low voltage AC contactor of the described main power source low voltage AC contactor of the main power source side that power supply enterprise powers and the standby electricity source of low-voltage electricity user, can at main power source or the rear auto power off of stand-by power supply power failure, form another power supply cut-off point, and level Four double-throw disconnecting link forms the anti-electric safety measure of misdelivering of two-stage.
5. duplicate supply control cabinet as claimed in claim 4, is characterized in that: described main power source low voltage AC contactor, stand-by power supply low voltage AC contactor adopt above-mentioned independent start button to start and independent secondary power supply circuit controls.
6. duplicate supply control cabinet as claimed in claim 5, is characterized in that: described main power source low voltage AC contactor, stand-by power supply low voltage AC contactor use the described stop button shared.
7. duplicate supply control cabinet as claimed in claim 2, is characterized in that: install described residual current circuit breaker in customer charge side, prevents load side from causing personal equipment breakdown because leaking electricity.
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CN201520368781.XU CN204721080U (en) | 2015-06-02 | 2015-06-02 | A kind of low-voltage electricity user duplicate supply control cabinet |
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CN201520368781.XU CN204721080U (en) | 2015-06-02 | 2015-06-02 | A kind of low-voltage electricity user duplicate supply control cabinet |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106211685A (en) * | 2016-08-05 | 2016-12-07 | 太仓宏光自控电器设备有限公司 | A kind of long-range control chamber of electrically operated valve |
CN107222022A (en) * | 2017-07-17 | 2017-09-29 | 国网辽宁省电力有限公司铁岭供电公司 | Movable low-pressure dual power supply converter |
CN109462273A (en) * | 2018-12-21 | 2019-03-12 | 江苏金博途科技有限公司 | A kind of mining flameproof dual-power switching control box |
-
2015
- 2015-06-02 CN CN201520368781.XU patent/CN204721080U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106211685A (en) * | 2016-08-05 | 2016-12-07 | 太仓宏光自控电器设备有限公司 | A kind of long-range control chamber of electrically operated valve |
CN107222022A (en) * | 2017-07-17 | 2017-09-29 | 国网辽宁省电力有限公司铁岭供电公司 | Movable low-pressure dual power supply converter |
CN109462273A (en) * | 2018-12-21 | 2019-03-12 | 江苏金博途科技有限公司 | A kind of mining flameproof dual-power switching control box |
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Legal Events
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151021 Termination date: 20160602 |