CN106504957B - Breaker with creepage protection function - Google Patents
Breaker with creepage protection function Download PDFInfo
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- CN106504957B CN106504957B CN201611161238.8A CN201611161238A CN106504957B CN 106504957 B CN106504957 B CN 106504957B CN 201611161238 A CN201611161238 A CN 201611161238A CN 106504957 B CN106504957 B CN 106504957B
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- snapping
- driving
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- 230000007246 mechanism Effects 0.000 claims abstract description 37
- 238000003756 stirring Methods 0.000 claims abstract description 12
- 238000001514 detection method Methods 0.000 claims description 38
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 30
- 230000005540 biological transmission Effects 0.000 claims description 8
- 230000009467 reduction Effects 0.000 claims description 8
- 238000003825 pressing Methods 0.000 claims description 3
- 238000009987 spinning Methods 0.000 claims description 3
- 238000011084 recovery Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 4
- 230000004044 response Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 14
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 5
- 230000001681 protective effect Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 206010001541 Akinesia Diseases 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
Classifications
-
- 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
- H01H71/10—Operating or release mechanisms
- H01H71/12—Automatic release mechanisms with or without manual release
- H01H71/24—Electromagnetic mechanisms
-
- 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
- H01H71/10—Operating or release mechanisms
- H01H71/1045—Multiple circuits-breaker, e.g. for the purpose of dividing current or potential drop
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
- H01H83/14—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Breakers (AREA)
Abstract
The present invention relates to a kind of breakers with creepage protection function, interlocking bar in each breaker unit is coaxially connected together, interlocking bar can trigger breaker unit tripping and separating brake when swinging to trip positions from initial position, electronic tripping mechanism is using electromagnet as driving device, electromagnet drives the movement of snapping connecting lever and snapping connecting lever is made to be separated with driving connecting lever, driving connecting lever is transferred to stir interlocking bar in driving torsional spring effect backspin and is swung from initial position to trip positions, electromagnet response is rapid, and being stirred in the form of interlocking bar using driving connecting lever makes the trip gear in breaker unit thread off, entire mechanism can be acted promptly, circuit can be disconnected in time when leaking electricity in circuit.
Description
Technical field
The present invention relates to a kind of breakers with creepage protection function, belong to miniature circuit breaker technical field.
Background technique
Miniature circuit breaker is widely used in the various electricity consumption occasions of production and life, with the hair of miniature circuit breaker technology
Exhibition, the basic technology of miniature circuit breaker is more and more mature, and the basic performance of miniature circuit breaker increasingly improves and stable development；Due to
A large amount of uses of miniature circuit breaker, the cost of miniature circuit breaker are increasingly paid attention to by user, functional low-cost micro-
Type breaker is favored by client, and the higher miniature circuit breaker market competitiveness of cost is significant lower.It is miniature based on this reason
The manufacturing cost of breaker is increasingly becoming the key factor that each manufacturing firm controls in research and development and production, and manufacturing property is good
Miniature circuit breaker can not only obtain the better market competitiveness, and can save social resources.
Breaker with creepage protection function is also commonly used in various circuits, the breaker one with creepage protection function
As there is detection of electrical leakage unit, tripping separating brake unit and breaker unit group, each breaker unit in breaker unit group
Linkage is realized by coaxially connected interlocking bar between trip gear, such as application No. is in 2016209743324 firsts to file
In the breaker of state's invention patent disclosure, when interlocking bar swings to trip positions from initial position, the trip gear of breaker is de-
It detains and makes breaker open operation.It is provided with earth detector in the detection of electrical leakage unit of breaker with creepage protection function,
Earth detector is able to detect that the leakage current in circuit and issues signal to tripping separating brake unit, in separating brake unit of threading off
Electronic tripping mechanism be able to drive the tripping of the trip gear in breaker unit and keep contact system in breaker unit de-
It detains and separating brake, so that circuit be made to disconnect, plays a protective role to the person and equipment.Leakage in leakage circuit breakers in the prior art
Electro-detection unit spliced in the side of breaker unit group, so, the conduction between breaker unit group and detection of electrical leakage unit
Connecting line needs to turn around a certain distance, and spent conductive connecting is more, since conductive connecting is generally by higher cost
Copper product be made, so the manufacturing cost of breaker is also relatively high.In addition, the tripping of leakage circuit breakers in the prior art point
Electronic tripping mechanism reaction in lock unit is not rapid enough, and while causing circuit to leak electricity can not be disconnected in time, be deposited
In the risk that can not protect the person and equipment safety in time.
Summary of the invention
In view of the foregoing deficiencies of prior art, the purpose of the present invention is to provide a kind of with creepage protection function
Breaker, disconnecting circuit in time when can leak electricity in circuit.
To achieve the above object and related purpose, the present invention provides a kind of breaker with creepage protection function using such as
Lower technical solution: a kind of breaker with creepage protection function, including multiple breaker units, a detection of electrical leakage unit and
One tripping separating brake unit, the multiple breaker unit are successively spliced into breaker unit group, breaker unit from left to right
In be equipped with contact system and trip gear, earth detector is equipped in detection of electrical leakage unit, is equipped with control in separating brake unit of threading off
Wiring board processed and electronic tripping mechanism, control circuit board are connect with electronic tripping mechanism；The trip gear includes a linkage
Bar, the interlocking bar in each breaker unit is coaxially connected, and interlocking bar can be swung between initial position and trip positions, interlocking bar
One end extend into tripping separating brake unit in；The electronic tripping mechanism includes driving connecting lever, snapping connecting lever and electromagnet；It is described
Electromagnet includes the dynamic iron core that can be ejected or retract；The snapping connecting lever is interlockingly connected with driving connecting lever, sets on the driving connecting lever
There is actuating arm, actuating arm is located at the side of the interlocking bar, drives and is also connected with driving torsional spring on connecting lever；The electromagnet and button
Connecting lever transmission connection is connect, the dynamic iron core ejection is able to drive the rotation of snapping connecting lever and makes that connecting lever is driven mutually to take off with snapping connecting lever
From after driving connecting lever and snapping connecting lever is detached from, driving torsional spring drives the driving connecting lever rotation and makes actuating arm by interlocking bar
Trip positions are allocated to from initial position.
Preferably, the rear end face of the detection of electrical leakage unit splices in the front end face of breaker unit group；Breaker unit
Front end face be equipped with the first cable-through hole, the rear end face of detection of electrical leakage unit is equipped with second cable-through hole opposite with the first cable-through hole,
Conductive connecting is equipped between the contact system and earth detector, the conductive connecting passes through the first cable-through hole and the
Two cable-through holes；The tripping separating brake unit spliced is in the left side of breaker unit group, the left side of detection of electrical leakage unit and disconnected
The left side of road device unit group is concordant；The left side of detection of electrical leakage unit is equipped with the connection being connected with earth detector and inserts
The right side of seat, tripping separating brake unit is equipped with the connection plug being connected with control circuit board, and the connection plug is plugged in company
On combination hub.
It is further preferable that by a rotation connecting lever transmission connection between the electromagnet and snapping connecting lever, the rotation is turned
Arm has the first arm and the second arm；When dynamic iron core ejection, the end of dynamic iron core stirs first arm and drives rotation
Connecting lever rotation, second arm stir the rotation of snapping connecting lever and make that connecting lever is driven to be separated with snapping connecting lever.
Further, it is also connected with reduction torsion spring on the rotation connecting lever, when the dynamic iron core retracts, the reset is turned round
Spring drives the first arm of rotation connecting lever to rotate towards the direction that dynamic iron core retracts.
It is further preferable that the snapping connecting lever has a snapping coign, driving connecting lever has the button being interlockingly connected with snapping angle
Connect groove.
It is further preferable that the electronic tripping mechanism further includes the operation knob with driving connecting lever transmission connection, it is described dynamic
Iron core retract when, rotate the operation knob be able to drive driving connecting lever and driving torsional spring spinning reduction, and make drive connecting lever with
Snapping connecting lever restores to being interlockingly connected.
Further, a push switch is additionally provided in the tripping separating brake unit, the push switch and display element connect
It connects；The outer rim of operation knob is equipped with one and presses fin, described to press fin pressing or unclamp institute when the operation knob rotates
State push switch.
Further, the display element is the display lamp outside tripping separating brake unit.
Preferably, the right side of the breaker unit group, which is also spliced, operating unit, and electronic behaviour is equipped in operating unit
Make mechanism, motor-operating mechanism is able to drive the contact system separating brake or combined floodgate of each breaker unit.
As described above, a kind of breaker with creepage protection function of the present invention, has the advantages that this
A kind of breaker with creepage protection function of invention, the interlocking bar in each breaker unit is coaxially connected together, linkage
Bar can trigger breaker unit tripping and separating brake when swinging to trip positions from initial position, electronic tripping mechanism uses electromagnetism
Iron is as driving device, and electromagnet drives the movement of snapping connecting lever and snapping connecting lever is made to be separated with driving connecting lever, and driving connecting lever exists
Driving torsional spring effect backspin transfers to stir interlocking bar from initial position to trip positions swing, and electromagnet response rapidly, and is adopted
The form of interlocking bar is stirred with driving connecting lever to make the trip gear in breaker unit thread off, and entire mechanism being capable of rapid earthquake
Make, can in time be disconnected circuit when leaking electricity in circuit.
Detailed description of the invention
Fig. 1 is shown as a kind of top view of breaker with creepage protection function of the invention.
Fig. 2 is shown as the schematic diagram of internal structure of breaker unit.
Fig. 3 is shown as the schematic diagram of breaker unit group Yu detection of electrical leakage unit disassembled state.
Fig. 4 is shown as the schematic diagram of internal structure of detection of electrical leakage unit.
Fig. 5 is shown as the schematic diagram of internal structure of tripping separating brake unit.
Fig. 6 is shown as the structural schematic diagram of the electronic tripping mechanism in tripping separating brake unit.
Fig. 7 is shown as the structural schematic diagram of driving connecting lever, snapping connecting lever and interlocking bar when interlocking bar is in initial position.
Fig. 8 is shown as the structural schematic diagram of driving connecting lever, snapping connecting lever and interlocking bar when interlocking bar is in trip positions.
Fig. 9 is illustrated operate as the schematic diagram of internal structure of unit.
Driving gear, combined floodgate knob, tripping connecting lever and the interlocking bar that Figure 10 is illustrated operate as in unit are in interlocking bar
Structural schematic diagram when initial position.
Driving gear, combined floodgate knob, tripping connecting lever and the interlocking bar that Figure 11 is illustrated operate as in unit are in interlocking bar
Structural schematic diagram when trip positions.
Figure 12 is shown as the schematic diagram of the section structure for driving gear, clutch gear in Figure 10.
Component label instructions
1 breaker unit group 25 drives connecting lever
2 breaker unit, 26 snapping connecting lever
3 detection of electrical leakage unit, 27 electromagnet
4 tripping 28 dynamic iron cores of separating brake unit
5 operating unit, 29 actuating arm
6 contact systems 30 drive torsional spring
7 trip gears 31 rotate connecting lever
8 earth detector, 32 first arm
9 electronic 33 second arms of tripping mechanism
10 first cable-through hole, 34 reduction torsion spring
11 second cable-through hole, 35 first control circuit board
12 conductive connectings 36 first connect socket
13 interlocking bar, 37 first connection plug
14 combined floodgate knob, 38 second control circuit board
15 driving 39 second connection plugs of gear
16 driving motors 40 second connect socket
17 drive block, 41 push switch
18 tripping 42 outlet holes of connecting lever
19 clutch gear, 43 binding post
20 44 outlet columns of fan-shaped driver slot
21 groups of 45 entrance holes of block
22 driven 46 inlet wire columns of the gear teeth
23 operation knob, 47 snapping coign
24 press 48 snapping groove of fin
Specific embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation
Content disclosed by book is understood other advantages and efficacy of the present invention easily.
It should be clear that this specification structure depicted in this specification institute accompanying drawings, ratio, size etc., only to cooperate specification to be taken off
The content shown is not intended to limit the invention enforceable qualifications so that those skilled in the art understands and reads, therefore
Do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size are not influencing the present invention
Under the effect of can be generated and the purpose that can reach, it should all still fall in disclosed technology contents and obtain the model that can cover
In enclosing.Meanwhile cited such as "upper" in this specification, "lower", "left", "right", " centre " and " one " term, be also only
Convenient for being illustrated for narration, rather than to limit the scope of the invention, relativeness is altered or modified, in no essence
It changes under technology contents, when being also considered as the enforceable scope of the present invention.
In the front of breaker unit group 1, operating unit 5 splices in breaker list for the splicing of detection of electrical leakage unit 3 in Fig. 1
The right side of tuple 1, the tripping splicing of separating brake unit 4 is in the left side of breaker unit group 1.In the description of embodiment below, preceding,
Afterwards, left and right direction refers to the front, rear, left and right direction based on Fig. 1；One kind of the invention has earth leakage protective device
And the description in front, rear, left and right direction is merely for convenience of describing in the technical solution of the breaker of switching off/on device, and
The non-restriction for specific direction.
As shown in Figure 1, the present invention provides a kind of breaker with creepage protection function, including multiple breaker units 2,
One detection of electrical leakage unit 3 and a tripping separating brake unit 4, the multiple breaker unit 2 is successively spliced into disconnected from left to right
The rear end face of road device unit group 1, the detection of electrical leakage unit 3 splices in the front end face of breaker unit group 1；Breaker unit 2
In be equipped with contact system 6 and trip gear 7, earth detector 8 is equipped in detection of electrical leakage unit 3, is set in separating brake unit 4 of threading off
There are the first control circuit board 35 and electronic tripping mechanism 9, the first control circuit board 35 is connect with electronic tripping mechanism 9；Such as Fig. 2 institute
Show, contact system 6 and trip gear 7 are equipped in breaker unit 2, and the trip gear 7 includes an interlocking bar 13, breaker
Interlocking bar 13 in each breaker unit 2 of unit group 1 is coaxially connected, and interlocking bar 13 can be between initial position and trip positions
Swing, interlocking bar 13 from initial position swing to trip positions be able to drive trip gear 7 tripping and make in breaker unit 2
6 separating brake of contact system；As shown in Fig. 5 to Fig. 8, the electronic tripping mechanism 9 includes driving connecting lever 25, snapping connecting lever 26 and electromagnetism
Iron 27；The electromagnet 27 includes the dynamic iron core 28 that can be ejected or retract；The snapping connecting lever 26 is interlockingly connected with driving connecting lever 25,
The rotation axis of the driving connecting lever 25 is parallel to interlocking bar 13, and driving connecting lever is equipped with actuating arm 29, and actuating arm 29 is located at institute
The side of interlocking bar 13 is stated, drives and is connected with driving torsional spring 30 on connecting lever 25；The electromagnet 27 connects with the transmission of snapping connecting lever 26
It connects, the ejection of dynamic iron core 28 is able to drive the rotation of snapping connecting lever 26 and makes that connecting lever 25 is driven to be separated with snapping connecting lever 26, Fig. 7
It is shown schematic diagram when driving connecting lever 25 is in buckle state with snapping connecting lever 26, at this point, interlocking bar 13 is in initial position,
After driving connecting lever 25 and snapping connecting lever 26 is detached from, as shown in figure 8, driving torsional spring 30 drives the driving connecting lever 25 to rotate and make
Interlocking bar 13 is allocated to trip positions from initial position by actuating arm 29.Electromagnet 27 is a kind of electrical member being enable to respond quickly
Part has earth leakage protective in one kind of the invention although the power that the dynamic iron core 28 of electromagnet 27 can be generated when ejecting is smaller
The power that the dynamic iron core 28 of electromagnet 27 generates lever amplification, snapping have been subjected to using snapping connecting lever 26 in the breaker of function
After connecting lever 26 and driving connecting lever 25 are detached from, under the action of driving torsional spring 30, driving connecting lever 25 can promptly stir linkage
Bar 13 and interlocking bar 13 is allocated to trip positions from initial position, entire mechanism can be acted promptly, be leaked in circuit
Circuit can be disconnected in time when electric.As a kind of preferred snap fit of snapping connecting lever 26 and driving connecting lever 25, such as Fig. 7
With shown in Fig. 8, the snapping connecting lever 26 has a snapping coign 47, and driving connecting lever 25 has the snapping being interlockingly connected with snapping angle recessed
Slot 48, snapping connecting lever 26 are snapped together with driving connecting lever 25 by snapping coign 47 and snapping groove 48.
As shown in Fig. 2, the front end face of breaker unit 2 is equipped with the first cable-through hole 10, as shown in Figure 3 and Figure 4, detection of electrical leakage
Earth detector 8 is equipped in unit 3, the rear end face of detection of electrical leakage unit 3 is equipped with the second cable-through hole 11, when detection of electrical leakage unit
3 with breaker unit 2 when being stitched together, the first cable-through hole 10 on breaker unit 2 and second on detection of electrical leakage unit 3
Via hole is opposite；It is equipped with and is conductively connected between the contact system 6 of breaker unit 2 and the earth detector 8 of detection of electrical leakage unit 3
Line 12, the conductive connecting 12 wear the first cable-through hole 10 and the second cable-through hole 11；For the ease of conductive connecting 12 and contact
The connection of system 6, as shown in Fig. 2, being equipped with binding post 43 at the first cable-through hole 10, wire connecting line 12 is connected to binding post 43
On, binding post 43 is connected with contact system 6, for the ease of the connection of contact system 6 and circuit, is additionally provided in breaker unit
Outlet column 44 and outlet hole 42, outlet column 44 are connect with contact system 6, are connected between outlet column 44 and circuit by conducting wire；Such as
Shown in Fig. 4, it is equipped with entrance hole 45 in the front end of detection of electrical leakage unit 3, inlet wire column 46, inlet wire column 46 and leakage are equipped at entrance hole 45
Electric detection means 8 connects, and is connected between inlet wire column 46 and circuit by conducting wire.
As shown in Figure 1, tripping separating brake unit 4 splicing is in the left side of breaker unit group 1, detection of electrical leakage unit 3
Left side it is concordant with the left side of breaker unit group 1；The electronic tripping mechanism 9 is sequentially connected with trip gear 7, in order to
Convenient for the connection between earth detector 8 and electronic tripping mechanism 9, as shown in Figures 3 to 5, the side of detection of electrical leakage unit 3
It is connect socket 36 equipped with first to be connected with earth detector 8, the side of tripping separating brake unit 4 is equipped with and first control circuit
The first connected connection plug 37 of plate, first connection plug 37 are plugged on the first connection socket 36.In this way, and breaker
The connected conductive connecting 12 of the contact system 6 of unit 2 can directly through the first cable-through hole 10 and the second cable-through hole 11 and
It is connected on earth detector 8, spent conductive connecting 12 is less, and conductive connecting 12 is generally by higher cost
Copper material is made, so a kind of cost of breaker with creepage protection function of the invention is largely reduced；It is de-
The splicing of lock unit 4 deduct points in the left side of breaker unit group 1, the first connection plug threaded off on the right side of separating brake unit 4
37 are plugged on the first connection socket 36 of 2 left side of breaker unit, convenient for disassembly and assembly, save working hour, can reduce breaker
Manufacturing cost.
Detection of electrical leakage dress in a kind of breaker with creepage protection function of the invention, in detection of electrical leakage unit 3
It sets 8 to connect with the electronic tripping mechanism 9 in tripping separating brake unit 4, earth detector 8 when in order to leak electricity in circuit
Electronic tripping mechanism 9 is acted to electronic tripping mechanism 9 sending signal and drives circuit breaker tripping separating brake.Of the invention one
Kind has in the breaker of creepage protection function, and one end of the interlocking bar 13 is protruded into operating unit 5, is set in operating unit 5
There is motor-operating mechanism, motor-operating mechanism is able to drive 6 separating brake of contact system or combined floodgate of each breaker unit 2, electronic behaviour
It is able to drive 6 separating brake of contact system that interlocking bar 13 acts and makes breaker as mechanism, the other end of the interlocking bar 13 protrudes into
Into tripping separating brake unit 4, when the earth detector 8 in detection of electrical leakage unit 3, which detects, to leak electricity in circuit, tripping
Electronic tripping mechanism 9 in separating brake unit 4 acts and drives interlocking bar 13 that the trip gear 7 in breaker unit 2 is made to thread off, from
And make 6 separating brake of contact system in breaker unit 2.
In a kind of breaker with creepage protection function of the invention, the tripping splicing of separating brake unit 4 is in breaker list
The left side of tuple 1, also splicing in the right side of breaker unit group 1 has operating unit 5, and one end of the interlocking bar 13 is protruded into
Into operating unit 5；One end of the interlocking bar 13 is extend into operating unit 5, and the other end extend into tripping separating brake unit 4
In；As shown in Figure 5 and Figure 6, electronic tripping mechanism 9 is equipped in tripping separating brake unit 4, the electronic tripping mechanism 9 is filled with tripping
7 transmission connections are set, interlocking bar 13 can be toggled it to trip positions from initial position and make breaker unit by electronic tripping mechanism 9
2 trip gear 7 is threaded off, to make 6 separating brake of contact system；As shown in Fig. 9 to Figure 12, it is equipped in the operating unit 5
The side of combined floodgate knob 14, driving gear 15, driving motor 16, the driving gear 15 is equipped with a drive block 17, the driving
The rotating forward of gear 15 is able to drive the rotation of combined floodgate knob 14 and the contact system 6 is made to close a floodgate, and the reversion of driving gear 15 can
Drive block 17 is set to stir the trip gear 7 that the interlocking bar 13 swung and made breaker unit 2 from initial position to trip positions
Tripping, to make 6 separating brake of contact system.Due to the driving motor 16 in operating unit 5 be able to drive breaker open operation or
It closes a floodgate, the driving motor 16 in operating unit 5 can easily be connect with control device, can pass through control device control in this way
Driving motor 16 processed acts and makes 6 separating brake of contact system or the combined floodgate in breaker unit 2, and one kind of the invention has as a result,
The breaker of creepage protection function is convenient for automatic control.
As shown in fig. 6, be sequentially connected between the electromagnet 27 and snapping connecting lever 26 by a rotation connecting lever 31, the rotation
Turn connecting lever 31 with the first arm 32 and the second arm 33；When the dynamic iron core 28 ejection, the end of dynamic iron core 28 stirs described the
One arm 32 and drive rotation connecting lever 31 to rotate, second arm 33 stirs the rotation of snapping connecting lever 26 and makes to drive connecting lever 25 and snapping
Connecting lever 26 is separated.After driving connecting lever 25 and snapping connecting lever 26 is detached from, under the twisting action of driving torsional spring 30, driving is turned
Arm 25 rotates counterclockwise (counter clockwise direction herein is with Fig. 6 for reference) and interlocking bar 13 is allocated to sub-gate position from initial position
It sets.After dynamic iron core 28 retracts, rotation connecting lever 31 is needed to be reset, and can connect a reduction torsion spring 34 on rotation connecting lever 31,
When the dynamic iron core 28 retracts, the drive of reduction torsion spring 34 rotates the side that the first arm 32 of connecting lever 31 is retracted towards dynamic iron core 28
To the rotation extremely state opposite with 28 end of dynamic iron core；The electronic tripping mechanism 9 further includes being sequentially connected with driving connecting lever 25
Operation knob 23, the dynamic iron core 28 retract when, rotate the operation knob 23 be able to drive driving connecting lever 25 and driving turn round
30 spinning reduction of spring, and make to drive connecting lever 25 and the recovery of snapping connecting lever 26 to being interlockingly connected.As shown in fig. 6, can also be in tripping point
One push switch 41 is set in lock unit 4, one is equipped in the outer rim of operation knob 23 and presses fin 24, the operation knob
When 23 rotation, described to press the pressing of fin 24 or unclamp the push switch 41, the push switch 41 can connect with display element
Connect, in this way, be by display element can determine whether the location status of operation knob 23, thus obtain breaker be in closing a floodgate or
The state of separating brake.Preferably, the display element can be the display lamp outside tripping separating brake unit 4, can be by aobvious
The light and shade state instruction breaker for showing lamp is the state in separating brake or combined floodgate, it is of course also possible to can be risen by others
To display, instruction or warning electric elements as display element.
In a kind of breaker with creepage protection function of the invention, as shown in Figure 10 and Figure 11, the operation is single
A tripping connecting lever 18 is additionally provided in member 5, the interlocking bar 13 is connected to the end of tripping connecting lever 18, the driving reversion (figure of gear 15
Reverse directions in 10 and Figure 11 are counterclockwise) drive block 17 can be made to be against the end of tripping connecting lever 18 and stir tripping
The rotation of connecting lever 18 is to drive interlocking bar 13 to swing towards trip positions.Figure 10 show driving gear 15, combined floodgate knob 14, tripping
The structural schematic diagram of connecting lever 18 and interlocking bar 13 when interlocking bar 13 is in initial position, as shown in Figure 10, the block that plays are consolidated
It is scheduled on the side of driving gear 15, when (counter clockwise direction herein is with Figure 10 for the reference) rotation counterclockwise of driving gear 15
When, drive block 17 stirs (counter clockwise direction herein is with Figure 10 for the reference) rotation counterclockwise of tripping connecting lever 18, then interlocking bar
13 are rocked to state shown in Figure 11 towards trip positions with connecting lever 18 is threaded off, and interlocking bar 13 drives the tripping of trip gear 7 and makes
6 separating brake of contact system.It is as shown in figure 12 the schematic diagram of the section structure of driving gear 15, clutch gear 19 in Figure 10, institute
It states driving gear 15 to be sequentially connected by clutch gear 19 and combined floodgate knob 14, the clutch gear 19 and driving gear 15
It is coaxially disposed and can relatively rotate, the side of clutch gear 19 is equipped with one section of fan-shaped driver slot 20, the driving gear 15
Side, which is equipped with, dials block 21, and described group of block 21 protrudes into the fan-shaped driver slot 20, and driving gear 15 can make forward or reverse
Both ends of the block 21 respectively with fan-shaped driver slot 20 are dialled to offset.State shown in Figure 12 is driving gear 15, clutch in Figure 10
The connection status of gear 19, referring to FIG. 10, drive block 17 is close to fan-shaped at this point, drive block 17 is not contacted with tripping connecting lever 18
One end of driver slot 20, interlocking bar 13 are in initial position；Incorporated by reference to reference Figure 10 and Figure 12, if driving gear 15 is counterclockwise
(counter clockwise direction herein is with Figure 10 or Figure 12 for reference) rotates, then (the counter clockwise direction herein counterclockwise of drive block 17
Be with Figure 10 or Figure 12 for reference) rotation and stir interlocking bar 13 towards open position swing and make breaker open operation, and at this time from
Clutch gear 19 does not rotate；After breaker open operation, if desired by breaker closing, then driving motor 16 drives driving gear
15 clockwise (herein be clockwise with Figure 10 or Figure 12 for reference) rotation, be fixed on driving 15 side of gear dial gear
Block 21 is turned to offset with the end of fan-shaped driver slot 20, and right rear drive gear 15 continues to rotate and combined floodgate knob 14 is driven to revolve
Turn, combined floodgate knob 14 drives the contact system 6 of breaker unit 2 to close a floodgate.For the ease of clutch gear 19 and cooperation knob it
Between transmission, the outer rim of the combined floodgate knob 14 is equipped with one section of driven gear teeth 22 being meshed with clutch gear 19.
As shown in Figure 10, it is additionally provided with the second control circuit board 38 being connected with driving motor 16 in the operating unit 5, grasps
The side for making unit 5 is equipped with the second connection plug 39 being connected with the second control circuit board 38, and the side of detection of electrical leakage unit 3 is set
Have and second connect socket 40 (see Fig. 4) with what earth detector 8 was connected, when detection of electrical leakage unit 3, breaker unit group 1 and
When operating unit 5 is stitched together, second connection plug 39 is plugged on the second connection socket 40, if detection of electrical leakage fills
It sets 8 to detect in circuit when having drain conditions generation, second control circuit board 38 of the earth detector 8 into operating unit 5
Signal is transmitted, the second control circuit board 38 issues signal to driving motor 16 and acts driving motor 16 and drive breaker point
Lock, in this way, circuit can still be disconnected and be risen by operating unit 5 if tripping separating brake unit 4 breaks down when akinesia
To earth leakage protective effect.
Technical solution based on the above embodiment, a kind of tripping point of breaker with creepage protection function of the invention
Rapidly disconnecting circuit in the case that lock unit 4 can leak electricity in circuit, preferably the protection person and equipment safety, and
Cost is relatively low, and is easy to implement the automatic control to short-circuiting device divide-shut brake, and preferably protection can be played to circuit and control is made
With.
In conclusion the present invention effectively overcomes various shortcoming in the prior art and has high industrial utilization value.
The above-described embodiments merely illustrate the principles and effects of the present invention, and is not intended to limit the present invention.It is any ripe
The personage for knowing this technology all without departing from the spirit and scope of the present invention, carries out modifications and changes to above-described embodiment.Cause
This, institute is complete without departing from the spirit and technical ideas disclosed in the present invention by those of ordinary skill in the art such as
At all equivalent modifications or change, should be covered by the claims of the present invention.
Claims (6)
1. a kind of breaker with creepage protection function, including multiple breaker units (2), a detection of electrical leakage unit (3)
With a tripping separating brake unit (4), the multiple breaker unit (2) is successively spliced into breaker unit group (1) from left to right,
It is equipped with contact system (6) and trip gear (7) in breaker unit (2), is equipped with earth detector in detection of electrical leakage unit (3)
(8), thread off separating brake unit (4) in be equipped with control circuit board (35) and electronic tripping mechanism (9), control circuit board (35) with it is electronic
Tripping mechanism (9) connection；It is characterized in that:
The trip gear (7) includes an interlocking bar (13), and the interlocking bar (13) in each breaker unit (2) is coaxially connected,
Interlocking bar (13) can be swung between initial position and trip positions, and one end of interlocking bar (13) extend into tripping separating brake unit
(4) in；
The electronic tripping mechanism (9) includes driving connecting lever (25), snapping connecting lever (26) and electromagnet (27)；The electromagnet
It (27) include the dynamic iron core (28) that can be ejected or retract；
The snapping connecting lever (26) is interlockingly connected with driving connecting lever (25), and the driving connecting lever (25) is equipped with actuating arm (29), drives
Swing arm (29) is located at the side of the interlocking bar (13), and driving torsional spring (30) is also connected in driving connecting lever (25)；
The electromagnet (27) and snapping connecting lever (26) are sequentially connected, and dynamic iron core (28) ejection is able to drive snapping connecting lever
(26) it rotates and makes that connecting lever (25) is driven to be separated with snapping connecting lever (26), when driving connecting lever (25) and snapping connecting lever (26) are detached from
Afterwards, driving torsional spring (30) drives driving connecting lever (25) rotation and dials actuating arm (29) interlocking bar (13) from initial position
To trip positions；
The electronic tripping mechanism (9) further includes the operation knob (23) with driving connecting lever (25) transmission connection, the dynamic iron core
(28) it when retracting, rotates the operation knob 23 and is able to drive driving connecting lever (25) and driving torsional spring (30) spinning reduction, and make
Driving connecting lever (25) and snapping connecting lever (26) recovery are to being interlockingly connected；
One push switch (41) is set in tripping separating brake unit (4), one is equipped in the outer rim of operation knob (23) and is pressed
Fin (24), it is described to press fin (24) pressing or unclamp the push switch (41), institute when the operation knob (23) rotates
Push switch (41) is stated to connect with display element；
Pass through rotation connecting lever (31) transmission connection, the rotation connecting lever between the electromagnet (27) and snapping connecting lever (26)
(31) there is the first arm (32) and the second arm (33)；When the dynamic iron core (28) ejection, institute is stirred in the end of dynamic iron core (28)
It states the first arm (32) and drives rotation connecting lever (31) rotation, second arm (33) stirs snapping connecting lever (26) rotation and makes to drive
Connecting lever (25) is separated with snapping connecting lever (26).
2. as described in claim 1 with the breaker of creepage protection function, it is characterised in that:
The rear end face of the detection of electrical leakage unit (3) splices in the front end face of breaker unit group (1)；Breaker unit (2)
Front end face is equipped with the first cable-through hole (10), and the rear end face of detection of electrical leakage unit (3) is equipped with opposite with the first cable-through hole (10) the
Two cable-through holes (11) are equipped with conductive connecting (12) between the contact system (6) and earth detector (8), the conduction
Connecting line (12) passes through the first cable-through hole (10) and the second cable-through hole (11)；
Tripping separating brake unit (4) splicing is in the left side of breaker unit group (1), the left side of detection of electrical leakage unit (3)
It is concordant with the left side of breaker unit group (1)；The left side of detection of electrical leakage unit (3) is equipped with and earth detector (8)
Connected connection socket (36), the right side of tripping separating brake unit (4) are equipped with the connection being connected with control circuit board (35) and insert
Head (37), the connection plug (37) are plugged in connection socket (36).
3. as described in claim 1 with the breaker of creepage protection function, it is characterised in that:
Reduction torsion spring (34) are also connected on the rotation connecting lever (31), when the dynamic iron core (28) retract, the reset is turned round
Spring (34) drives the first arm (32) of rotation connecting lever (31) to rotate towards the direction that dynamic iron core (28) retracts.
4. as described in claim 1 with the breaker of creepage protection function, it is characterised in that:
The snapping connecting lever (26) has a snapping coign (47), and driving connecting lever (25) has the snapping being interlockingly connected with snapping angle recessed
Slot (48).
5. as described in claim 1 with the breaker of creepage protection function, it is characterised in that:
The display element is the display lamp outside tripping separating brake unit (4).
6. as described in claim 1 with the breaker of creepage protection function, it is characterised in that:
The right side of the breaker unit group (1), which is also spliced, to be had operating unit (5), and electric operating is equipped in operating unit (5)
Mechanism, motor-operating mechanism are able to drive contact system (6) separating brake or combined floodgate of each breaker unit (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611161238.8A CN106504957B (en) | 2016-12-15 | 2016-12-15 | Breaker with creepage protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611161238.8A CN106504957B (en) | 2016-12-15 | 2016-12-15 | Breaker with creepage protection function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106504957A CN106504957A (en) | 2017-03-15 |
| CN106504957B true CN106504957B (en) | 2019-01-01 |
Family
ID=58330174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611161238.8A Active CN106504957B (en) | 2016-12-15 | 2016-12-15 | Breaker with creepage protection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106504957B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2604294B1 (en) * | 1986-09-23 | 1994-05-20 | Merlin Et Gerin | MULTIPOLAR DIFFERENTIAL CIRCUIT BREAKER WITH MODULAR ASSEMBLY |
| JP3210820B2 (en) * | 1994-11-15 | 2001-09-25 | 松下電工株式会社 | Earth leakage breaker |
| CN201570459U (en) * | 2009-12-30 | 2010-09-01 | 浙江雷顿电气科技有限公司 | Shunt release |
| CN204696063U (en) * | 2015-06-18 | 2015-10-07 | 上海永继电气股份有限公司 | Wink streaming current adjustable breaker |
| CN205692785U (en) * | 2016-06-14 | 2016-11-16 | 环宇集团浙江高科有限公司 | Small-sized electric leakage reclosure breaker |
| CN206349327U (en) * | 2016-12-15 | 2017-07-21 | 苏州未来电器股份有限公司 | Breaker with creepage protection function |
-
2016
- 2016-12-15 CN CN201611161238.8A patent/CN106504957B/en active Active
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| Publication number | Publication date |
|---|---|
| CN106504957A (en) | 2017-03-15 |
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