CN109193561A - A kind of integrated-type residual current action breaker - Google Patents
A kind of integrated-type residual current action breaker Download PDFInfo
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- CN109193561A CN109193561A CN201811154226.1A CN201811154226A CN109193561A CN 109193561 A CN109193561 A CN 109193561A CN 201811154226 A CN201811154226 A CN 201811154226A CN 109193561 A CN109193561 A CN 109193561A
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- residual current
- overvoltage
- undervoltage
- breaker
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- 230000009471 action Effects 0.000 title claims abstract description 29
- 230000007246 mechanism Effects 0.000 claims abstract description 46
- 238000001514 detection method Methods 0.000 claims description 27
- 230000009467 reduction Effects 0.000 claims description 6
- 230000001960 triggered effect Effects 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims 1
- 230000010354 integration Effects 0.000 abstract description 10
- 238000009434 installation Methods 0.000 abstract description 8
- 230000001681 protective effect Effects 0.000 abstract description 8
- 230000005684 electric field Effects 0.000 abstract description 2
- 238000012360 testing method Methods 0.000 description 13
- 230000001012 protector Effects 0.000 description 11
- 238000012423 maintenance Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/26—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents
- H02H3/32—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/08—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current
- H02H3/10—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current additionally responsive to some other abnormal electrical conditions
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/20—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess voltage
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/24—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to undervoltage or no-voltage
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Abstract
The present invention is suitable for electric field, provides a kind of integrated-type residual current action breaker, including breaker body；The residual current control assembly being electrically connected with the breaker body；The overvoltage/undervoltage control assembly being electrically connected with the breaker body；And the actuating mechanism being mechanically connected respectively with the breaker body, residual current control assembly and overvoltage/undervoltage control assembly；The breaker body, overvoltage/undervoltage control assembly, residual current control assembly and actuating mechanism are integrated.Earth leakage protective, breaker, the protection of self-recovering type overvoltage/undervoltage are integrated into a product by the present invention, and integration degree is high, and at low cost, the space for occupying distribution box is small, easy for installation.
Description
Technical field
The invention belongs to electric field more particularly to a kind of integrated-type residual current with self-recovering type overvoltage/undervoltage function are dynamic
Make breaker.
Background technique
According to the requirement of residential housing electric mounting specification, each family need to install earth leakage circuit breaker (RCBO) and
Self-recovering type overvoltage-undervoltage protector (OUPA).Wherein, earth leakage circuit breaker has breaker and creepage protection function, when leading back
Occur to disconnect main circuit when electric leakage or insulation fault in road.Self-recovering type overvoltage-undervoltage protector energy automatic inspection line road voltage,
It can be automatically powered off when overvoltage in route and under-voltage are more than specified value, it can be from dynamic circuit connector when voltage restores normal in route
Lock.As shown in Figure 1, currently used is two independent product groups of earth leakage circuit breaker and self-recovering type overvoltage-undervoltage protector
The mode used is closed, is connected by conducting wire, is worked independently between the two, mutually without matching relationship, integrated level is poor, and it is at high cost,
And installation is inconvenient.In addition, earth leakage circuit breaker accounts for 3 positions, self-recovering type overvoltage-undervoltage protector under this usage mode
2 positions are accounted for, 5 positions is accounted in total, occupies space excessive in distribution box, affect the number of other duplexures in distribution box
Amount.
Summary of the invention
The embodiment of the present invention provides a kind of integrated-type residual current action breaker, it is intended to solve the electric leakage of existing house
The two independently installed uses of product of protective breaker and self-recovering type overvoltage-undervoltage protector, integrated level is poor, at high cost, and occupies and match
The problem of electronic box excessive space.
The embodiments of the present invention are implemented as follows, a kind of integrated-type residual current action breaker, comprising:
Breaker body；
It is electrically connected with the breaker body, threads off detecting that the residual current value for flowing through the breaker body is greater than
When threshold current value, the residual current control assembly of residual current tripping driving signal is issued；
It is electrically connected with the breaker body, over-voltage or under-voltage event occurs in the voltage for detecting the breaker body
When barrier, overvoltage/undervoltage tripping driving signal is issued, the overvoltage/undervoltage control group of reclosing signal is issued when the voltage restores normal
Part；And
It is mechanically connected, is receiving with the breaker body, residual current control assembly and overvoltage/undervoltage control assembly respectively
The breaker body tripping is triggered when corresponding tripping driving signal, and the open circuit is triggered when receiving the reclosing signal
The actuating mechanism that device ontology closes a floodgate；
The breaker body, overvoltage/undervoltage control assembly, residual current control assembly and actuating mechanism are integrated.
Further, the residual current control assembly includes:
Be electrically connected with the breaker body, detection flow through the breaker body current phasor and, and export residue
The residual current detection unit of current signal；
It is electrically connected with the residual current detection unit, is greater than tripping threshold in the current value for judging the residual current signal
The residual current acting control unit of output tripping control signal when being worth current value；And
It is electrically connected with the residual current acting control unit, is mechanically connected with the actuating mechanism, it is described de- receiving
Tripping driving signal is issued to the actuating mechanism when button control signal, the residual current for triggering the breaker body tripping is de-
Detain driving unit.
Further, the overvoltage/undervoltage control assembly includes:
It is electrically connected with the breaker body, detects the overvoltage/undervoltage detection unit of the voltage of the breaker body；
It is electrically connected with the overvoltage/undervoltage detection unit, when overvoltage/undervoltage failure occurs for the voltage, to the actuating mechanism
Issue the overvoltage/undervoltage tripping driving unit of overvoltage/undervoltage tripping driving signal；And
It is electrically connected with the overvoltage/undervoltage detection unit, is mechanically connected with the actuating mechanism, restore normal in the voltage
When, the reclosing unit of reclosing signal is issued to the actuating mechanism.
Further, the reclosing unit uses motor driven.
Further, the reclosing unit includes:
Motor；And
With the train of reduction gears of motor cooperation.
Further, the residual current control assembly and the overvoltage/undervoltage control assembly are integrated in one piece of circuit board
On.
Further, the tripping driving signal is overcurrent release driving signal；
The overcurrent release driving signal is controlled by double golden components, described in the thermal deformation driving by double golden components
Actuating mechanism is unbuttoned.
Further, the tripping driving signal is short circuit current tripping driving signal；
The short circuit current tripping driving signal is controlled by electromagnetic system, is driven by the movement of mandril in the electromagnetic system
Move unbuttoning for the actuating mechanism.
The embodiment of the present invention to the function of earth leakage circuit breaker and self-recovering type overvoltage-undervoltage protector carried out integration and
It is integrated, remove redundancy section, earth leakage protective, breaker, the protection of self-recovering type overvoltage/undervoltage are subjected to organic combination, are integrated into one
Product, integration degree is high, only takes up 3 positions, more to install so as to save 2 positions in distribution box for user
Duplexure.Meanwhile it is integrated after product cost it is lower, reduce user purchase expenditure.In addition, product is in distribution box
Interior installation, maintenance or replacement is more convenient.
Detailed description of the invention
Fig. 1 is earth leakage circuit breaker and self-recovering type overvoltage-undervoltage protector scheme of installation in the prior art；
Fig. 2 is the structure principle chart for the integrated-type residual current action breaker that the embodiment of the present invention one provides；
Fig. 3 is the structural schematic diagram of integrated-type residual current action breaker provided by Embodiment 2 of the present invention.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
The embodiment of the present invention is to the earth leakage circuit breaker of traditional separate configurations and the function of self-recovering type overvoltage-undervoltage protector
It can be carried out organic combination and integrated, removed redundancy section, earth leakage protective, breaker, self-recovering type overvoltage/undervoltage have been protected integrated
For a product, integration degree is high, at low cost, and the space for occupying distribution box is small, easy for installation.
Embodiment one
Fig. 1 shows the embodiment of the present invention and provides the structural principle of residual current action breaker, for ease of description, only
Show part related to the embodiment of the present invention.
The integrated-type residual current action breaker is mountable in the distribution box of house, including breaker body 11, point
The residual current control assembly 13 and overvoltage/undervoltage control assembly 14 not being electrically connected with breaker body 11, and respectively with breaker
The actuating mechanism 12 that ontology 11, residual current control assembly 13 and overvoltage/undervoltage control assembly 14 are mechanically connected.
Residual current control assembly 13 is detecting that it is electric that the residual current value for flowing through breaker body 11 is greater than trip threshold
When flow valuve, residual current tripping driving signal is issued.
Overvoltage/undervoltage control assembly 14 is issued when over-voltage or under-voltage fault occur for the voltage for detecting breaker body 11
Overvoltage/undervoltage tripping driving signal；Reclosing signal is issued when voltage restores normal.
When receiving corresponding tripping driving signal, triggering breaker body 11 trips actuating mechanism 12.It is owed receiving
Triggering breaker body 11 closes a floodgate when the reclosing signal for pressing control assembly 14 to issue.
In embodiments of the present invention, breaker body 11, overvoltage/undervoltage control assembly 14, residual current control assembly 13 and dynamic
It is integrated to make mechanism 12.
In the embodiment of the present invention, the tripping driving signal that actuating mechanism 12 receives can be the hair of residual current control assembly 13
Residual current tripping driving signal, overcurrent release driving signal or short circuit current tripping driving signal out, are also possible to
The overvoltage/undervoltage tripping driving signal that overvoltage/undervoltage control assembly 14 issues.
The embodiment of the present invention to the function of earth leakage circuit breaker and self-recovering type overvoltage-undervoltage protector carried out integration and
It is integrated, remove redundancy section, earth leakage protective, breaker, the protection of self-recovering type overvoltage/undervoltage are subjected to organic combination, are integrated into one
Product, integration degree is high, only takes up 3 positions, more to install so as to save 2 positions in distribution box for user
Duplexure.Meanwhile it is integrated after product cost it is lower, reduce user purchase expenditure.In addition, product is in distribution box
Interior installation, maintenance or replacement is more convenient.
Embodiment two
In embodiments of the present invention, breaker body 11 is realized to the overload protection of circuit and the function of short-circuit protection.Its
In, breaker body 11 realizes that double golden component systems can be used in overcurrent protection, and also referred to as thermal tripping system is realized；Short-circuit protection can
It is realized using electromagnetic system.It pulls and moves by double golden component systems or electromagnetic system when circuit occurs overloading perhaps short-circuit
Make the lock of mechanism 12, so that the action drives breaker body 11 by actuating mechanism 12 trips.
Embodiment three
As an embodiment of the present invention, referring to Fig. 1, residual current control assembly 13 includes:
Residual current detection unit 131 is electrically connected with breaker body 11, and the electric current arrow of breaker body 11 is flowed through in detection
Amount and output residual current signal.
Residual current acting control unit 132 is electrically connected with residual current detection unit 131, is judging residual current letter
Number current value be greater than trip threshold current value when, output tripping control signal.
Residual current tripping driving unit 133, is electrically connected with residual current acting control unit 132, is receiving tripping control
Tripping driving signal is issued to actuating mechanism 12 when signal processed, is tripped to trigger breaker body 11 by actuating mechanism 12.
Example IV
As a preferred embodiment of the present invention, residual current control assembly 13 further includes test loop 134, for
The defencive function of the regular self testing residual current acting in family.
Embodiment five
As an embodiment of the present invention, referring to Fig. 1, low-voltage control assembly 14 includes:
Overvoltage/undervoltage detection unit 141 is electrically connected with breaker body 11, detects the voltage of breaker body 11.
Overvoltage/undervoltage tripping driving unit 142, is electrically connected with overvoltage/undervoltage detection unit 141, and overvoltage/undervoltage failure occurs in voltage
When, overvoltage/undervoltage tripping driving signal is issued to actuating mechanism 12, is tripped to trigger breaker body 11 by actuating mechanism 12.
Reclosing unit 143 is connect with overvoltage/undervoltage detection unit 141.Detect that voltage is extensive in overvoltage/undervoltage detection unit 141
When multiple normal, reclosing unit 143 issues reclosing signal to actuating mechanism 12, and actuating mechanism 12 triggers breaker body 11 and closes
Lock.
Embodiment six
As a preferred embodiment of the present invention, reclosing unit 143 is driven using motor mode, so that product
Integration degree is higher, and occupy-place is less.
Embodiment seven
As an embodiment of the present invention, reclosing unit 143 includes motor, and the reduction gearing with motor cooperation
Group (not shown).
Embodiment eight
As a preferred embodiment of the present invention, residual current control assembly 13 and overvoltage/undervoltage control assembly 14 are integrated in
On one piece of circuit board, which further increases the integrated levels of product, so that the occupy-place of product is less.
Embodiment nine
It is elaborated below with an implementation example to the specific implementation of residual current action breaker.
Referring to fig. 2, breaker body 11 includes that can cut-off contact 111, thermal trip 112 and magnetic release 113.
Two can cut-off contact 111 and be respectively arranged on zero curve N and firewire L, for disconnecting or turning circuit and alternating current
Connection.
Thermal trip 112 is connected with firewire L, for after overload current reaches preset time, promotion can to cut-off contact 111
It disconnects.
Magnetic release 113 is connected with firewire L, for when wink, streaming current multiple reached preset value, promotion can to cut-off contact
111 disconnect.
Residual current detection unit 131 is realized using zero sequence current mutual inductor, for detecting the size of residual current, and will
Residual current signal is output to residual current acting control unit 132.
When residual current acting control unit 132 judges the current value of residual current greater than trip threshold electric current, such as
Overcurrent or short circuit current issue tripping control signal and give residual current tripping driving unit 133.
Push rod in residual current tripping driving unit 133 generates mechanical movement, acts on actuating mechanism 12, acts at this time
Mechanism 12 is unbuttoned, and so that breaker body 11 is tripped, contact 111 can be cut-off, to realize residual current protecting function.
Overvoltage/undervoltage control assembly 14 is connect with the end of incoming cables of zero curve N and firewire L respectively.Overvoltage/undervoltage detection unit 141 can
The voltage of zero curve N and the voltage of firewire L are obtained, and then obtains supply voltage.When supply voltage lower than predetermined minimum or is higher than
When preset maximum value, overvoltage/undervoltage threads off driving unit 142 to the sending undervoltage tripping driving signal of actuating mechanism 12, makes breaker sheet
Body 11 trips, and can cut-off the disconnection of contact 111.
When overvoltage/undervoltage detection unit 141 detects that supply voltage restores to default normal range (NR), reclosing unit 143
Reclosing signal is issued to actuating mechanism 12.When receiving reclosing signal, driving breaker body 11 closes a floodgate actuating mechanism 12.
In the embodiment of the present invention, residual current tripping driving unit 133, overvoltage/undervoltage tripping driving unit 142, reclosing list
Member 143 is mechanically connected by actuating mechanism 12 and breaker body 11.
Specifically, residual current is threaded off, driving unit 133 is in the tripping for receiving the sending of residual current acting control unit 132
Control signal when, internal tripping coil obtain it is electric, magnetic field push push rod by desired guiding trajectory movement, the push rod pushing action machine of movement
Structure 12 is unbuttoned, and triggering breaker body 11 cut-offs the disconnection of contact 111.
For reclosing unit 143 when receiving reclosing action signal, motor drives turbine and scroll bar movement, to generate rotation
Torque, and then actuating mechanism 12 is driven to unbutton, the operation handle triggered on breaker body 11 is closed a floodgate.
In addition, being protected using electromagnet and fitting coils to route in the embodiment of the present invention, can be further reduced
The volume of integrated-type residual current action breaker.
By the schematic construction of above-mentioned integrated-type residual current action breaker it is found that the embodiment of the present invention breaks to earth leakage protective
The function of road device and self-recovering type overvoltage-undervoltage protector is integrated and has been integrated, and removes redundancy section, by earth leakage protective, open circuit
Device, the protection of self-recovering type overvoltage/undervoltage carry out organic combination, are integrated into a product, and integration degree is high, only take up 3 positions, from
And 2 positions can be saved in distribution box for user, more duplexures are installed.Meanwhile the cost of integrated product is more
It is low, reduce the purchase expenditure of user.In addition, installation, maintenance or replacement of the product in distribution box are more convenient.
Embodiment ten
In the embodiment of the present invention, by overvoltage/undervoltage control assembly 14, residual current control assembly 13 and actuating mechanism 12 and break
Road device ontology 11 becomes one, and reduces the volume of residual current action breaker, and the residual current after installation is integrated
It only needs to connect with zero curve N and firewire L when action breaker, reduce each functional module in not integrated situation assembles the time.
Embodiment 11
In embodiments of the present invention, it is unbuttoned to breaker body 11, disconnects the connection that can be cut-off between contact 111
Afterwards, overvoltage/undervoltage detection unit 141, which remains unchanged, detects the voltage of zero curve N and firewire L, and is restored to default normal range (NR) in supply voltage
When interior, reclosing signal is issued.Reclosing unit 143 drives breaker when receiving reclosing signal, through actuating mechanism 12
The handle of ontology 11 closes a floodgate, and drive can cut-off 111 closures of lifting one's head.What this series of actions made breaker body 11 cut-offs touching
First 111, without artificial closure, can achieve the effect that self-recovering type by being mechanically connected automatic closure.
Embodiment 12
In embodiments of the present invention, test loop 134 provides the protection of regular self testing residual current acting for user
Function.
Test loop 134 includes test button T 1341 and zero sequence test resistance 1342.
Between test button T 1341 and the connection of zero sequence test resistance 1342 and firewire L and zero curve N, and across zero-sequence current
Mutual inductor.
When that can cut-off the closure of contact 111, pressing test button T 1341 connects zero sequence test resistance 1342 and zero curve N
Whether logical, zero sequence current mutual inductor generates a residual current, normal to detect electric leakage tripping function with this, when product is threaded off
When, i.e., it is normally, when product is not threaded off, i.e., abnormal.When the disconnection of contact 111 can be cut-off, test button T 1341 is pressed, this
Shi Buneng is powered load circuit.
When test loop 134 is tested, the zero sequence current mutual inductor as residual current detection unit 131 detects remaining
Current signal, and residual current signal is exported to residual current acting control unit 132, residual current acting control unit
The de- control button signal of 132 sendings gives residual current tripping driving unit 133, and the push rod of residual current tripping driving unit 133 is defeated
Mechanical movement and the lock of actuating mechanism 12 is hit out, so that the contact 111 of breaker body 11 be made to disconnect, it is remaining to reach detection
The effect of electric current acting characteristic.
Embodiment 13
As an embodiment of the present invention, reclosing unit 143 includes motor, and the reduction gearing with motor cooperation
Group (not shown).
Reclosing unit 143 is when receiving reclosing signal, control motor rotation, the reduction gearing that one end is engaged with motor
Group is started turning by motor drive, and the train of reduction gears after rotation drives turbine and the scroll bar movement of other end connection, generates rotation
Torque, and then drive the operation handle on breaker body 11 to close a floodgate by actuating mechanism 12.
Embodiment 14
In embodiments of the present invention, the input of the input terminal of residual current detection unit 131 and overvoltage/undervoltage detection unit 141
End is required to obtain supply voltage from zero curve N and firewire L.The output end and overvoltage/undervoltage of residual current tripping driving unit 133 are de-
The output end of button driving unit 142 is connect with actuating mechanism 12.Therefore residual current control assembly 13 and overvoltage/undervoltage control group
The link position of part 14 is close, residual current control assembly 13 and overvoltage/undervoltage control assembly 14 can be integrated in one piece of circuit board
On, the volume of product can be reduced under the premise of ensuring functional module normal use.
Embodiment 15
As an embodiment of the present invention, the overcurrent release driving signal that residual current control assembly 13 issues is by remaining
Double golden components in aftercurrent tripping driving unit 133 control, and pass through the thermal deformation drive actions mechanisms 12 of double golden components
It unbuttons.
Embodiment 16
As an embodiment of the present invention, residual current control assembly 13 issue short circuit current tripping driving signal by
Electromagnetic system control in residual current tripping driving unit 133, passes through the action drives actuating mechanism of mandril in electromagnetic system
12 unbutton.
The embodiment of the present invention to the function of earth leakage circuit breaker and self-recovering type overvoltage-undervoltage protector carried out integration and
It is integrated, remove redundancy section, earth leakage protective, breaker, the protection of self-recovering type overvoltage/undervoltage are subjected to organic combination, are integrated into one
Product, integration degree is high, only takes up 3 positions, installs more branches so as to save 2 positions in distribution box for user
Circuit.Meanwhile the cost of integrated product is lower, reduces the purchase expenditure of user.In addition, peace of the product in distribution box
It fills, repair or replaces and is more convenient.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (8)
1. a kind of integrated-type residual current action breaker, which is characterized in that the breaker includes:
Breaker body；
It is electrically connected with the breaker body, is detecting the residual current value for flowing through the breaker body greater than trip threshold
When current value, the residual current control assembly of residual current tripping driving signal is issued；
It is electrically connected with the breaker body, over-voltage or under-voltage fault occurs in the voltage for detecting the breaker body
When, overvoltage/undervoltage tripping driving signal is issued, the overvoltage/undervoltage control assembly of reclosing signal is issued when the voltage restores normal；
And
It is mechanically connected respectively with the breaker body, residual current control assembly and overvoltage/undervoltage control assembly, it is corresponding receiving
Tripping driving signal when trigger breaker body tripping, the breaker sheet is triggered when receiving the reclosing signal
The actuating mechanism that body closes a floodgate；
The breaker body, overvoltage/undervoltage control assembly, residual current control assembly and actuating mechanism are integrated.
2. integrated-type residual current action breaker as described in claim 1, which is characterized in that the residual current control group
Part includes:
Be electrically connected with the breaker body, detection flow through the breaker body current phasor and, and export residual current
The residual current detection unit of signal；
It is electrically connected with the residual current detection unit, is greater than trip threshold electricity in the current value for judging the residual current signal
The residual current acting control unit of output tripping control signal when flow valuve；And
It is electrically connected with the residual current acting control unit, is mechanically connected with the actuating mechanism, receiving the tripping control
Tripping driving signal is issued to the actuating mechanism when signal processed, the residual current tripping for triggering the breaker body tripping is driven
Moving cell.
3. integrated-type residual current action breaker as described in claim 1, which is characterized in that the overvoltage/undervoltage control assembly
Include:
It is electrically connected with the breaker body, detects the overvoltage/undervoltage detection unit of the voltage of the breaker body；
It is electrically connected with the overvoltage/undervoltage detection unit, when overvoltage/undervoltage failure occurs for the voltage, is issued to the actuating mechanism
The overvoltage/undervoltage tripping driving unit of overvoltage/undervoltage tripping driving signal；And
It is electrically connected with the overvoltage/undervoltage detection unit, is mechanically connected with the actuating mechanism, when the voltage restores normal, to
The actuating mechanism issues the reclosing unit of reclosing signal.
4. integrated-type residual current action breaker according to claim 3, which is characterized in that the reclosing unit is adopted
Use motor driven.
5. integrated-type residual current action breaker according to claim 4, which is characterized in that the reclosing unit packet
It includes:
Motor；And
With the train of reduction gears of motor cooperation.
6. integrated-type residual current action breaker according to claim 1, which is characterized in that the residual current control
Component and the overvoltage/undervoltage control assembly are integrated on one piece of circuit board.
7. integrated-type residual current action breaker according to claim 1, which is characterized in that the tripping driving signal
For overcurrent release driving signal；
The overcurrent release driving signal is controlled by double golden components, drives the movement by the thermal deformation of double golden components
Mechanism is unbuttoned.
8. integrated-type residual current action breaker according to claim 1, which is characterized in that the tripping driving signal
For short circuit current tripping driving signal；
The short circuit current tripping driving signal is controlled by electromagnetic system, passes through the action drives institute of mandril in the electromagnetic system
State unbuttoning for actuating mechanism.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811154226.1A CN109193561A (en) | 2018-09-30 | 2018-09-30 | A kind of integrated-type residual current action breaker |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811154226.1A CN109193561A (en) | 2018-09-30 | 2018-09-30 | A kind of integrated-type residual current action breaker |
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| CN109193561A true CN109193561A (en) | 2019-01-11 |
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| CN201811154226.1A Pending CN109193561A (en) | 2018-09-30 | 2018-09-30 | A kind of integrated-type residual current action breaker |
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| CN102761095A (en) * | 2011-04-28 | 2012-10-31 | 西门子公司 | Device and method for undervoltage-overvoltage protection |
| CN202856312U (en) * | 2012-11-01 | 2013-04-03 | 云南骁电电子科技有限公司 | Integrated intelligent protection device |
| CN204333915U (en) * | 2015-01-28 | 2015-05-13 | 长城电器集团有限公司 | Novel residual current circuit breaker circuit |
| CN205846688U (en) * | 2016-06-28 | 2016-12-28 | 华通机电股份有限公司 | Small-sized electric leakage overvoltage/undervoltage protection control circuit |
| CN108418173A (en) * | 2018-03-11 | 2018-08-17 | 宁波高新区天都科技有限公司 | A kind of arc-fault circuit interrupter |
| CN208955642U (en) * | 2018-09-30 | 2019-06-07 | 公牛集团股份有限公司 | A kind of integrated-type residual current action breaker |
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