CN105679617B - Multi-functional plug-type breaker - Google Patents
Multi-functional plug-type breaker Download PDFInfo
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- CN105679617B CN105679617B CN201410653278.9A CN201410653278A CN105679617B CN 105679617 B CN105679617 B CN 105679617B CN 201410653278 A CN201410653278 A CN 201410653278A CN 105679617 B CN105679617 B CN 105679617B
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- circuit board
- plug
- cable
- control circuit
- signal detection
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Abstract
The present invention provides a kind of cables, the cable includes more current-carrying conductors and signal detection line, load end is connected by the cable with the circuit board in electronic device, wherein, the current-carrying conductor is welded in the circuit board, the signal detection line is connected with the electronic component on the circuit board, and the signal of load end or cable self-test signal are passed to the circuit board and control mechanism by the signal detection line.The present invention also provides a kind of Multi-functional plug-type breakers including above-mentioned cable.Cable provided by the invention and plug-type breaker realize the error protection to load end cable advantageous by the setting of signal detection line in cable; and it may be used in combination load overheat protector switch and avoid various security risks caused by load end excess temperature, ensure that the safe handling of electrical appliance.
Description
Technical field
The present invention relates to breaker more particularly to a kind of Multi-functional plug-type breakers.
Background technology
With the continuous improvement of people's living standards, Electrical Safety consciousness constantly increases, the use of breaker is more and more wider
General, the environment used is also complicated various.Existing circuit breaker has a single function mostly in market, the power utilization environment special to some
It cannot play a protective role, for example inserted sheet temperature rises excessively high, load temperature and rises excessively high, cable and fracture, thus it is necessary to propose one kind
Novel and multifunctional breaker is to meet the market demand.
Invention content
The purpose of the present invention, which is that, solves above-mentioned defect existing in the prior art, proposes a kind of Multi-functional plug-type leakage
Electrical circuit breakers can not only protect the temperature of plug slice to rise excessively high, and the temperature liter that can also detect load is excessively high, can also be to product
The cable used carries out self-test.
For this purpose, according to an aspect of the present invention, providing a kind of cable, the cable includes more current-carrying conductors and signal inspection
Load end is connected by survey line, the cable with the circuit board in electronic device, wherein the current-carrying conductor is welded in the circuit
Plate, the signal detection line are connected with the electronic component on the circuit board, by the signal detection line by load end
Signal or cable self-test signal pass to the circuit board and control mechanism.
According to a kind of embodiment, the load end be equipped with load overheat protector switch, under normal operating condition with
The signal detection line constitutes circuit.
According to another aspect of the present invention, a kind of Multi-functional plug-type breaker is provided, including：Insulation shell；Stationary contact
Point and movable contact are located in the insulation shell and are respectively connected to power input and power output end；Control circuit board,
It is arranged in the insulation shell, and the movable contact is set in the control circuit board；Arc-detection components, electrical connection
Onto the control circuit board, for detecting arc signal so that the control circuit board sends out trip signal；Dropout execution group
Part is electrically connected in the control circuit board, described to disengage for receiving the trip signal from the control circuit board
Connection between stationary contact and the movable contact；Wherein, the power output end includes cable, with more current-carrying conductors and letter
Number detection line, the control circuit is passed to by the signal detection line by the signal of power output end or cable self-test signal
Plate.
According to a kind of embodiment, the power output end is equipped with load overheat protector switch, in normal operating condition
It is lower to constitute circuit with the signal detection line.
According to a kind of embodiment, the arc-detection components include magnet ring, and the magnet ring is connected to described by wire jumper
Control circuit board, the movable contact are connected to the control circuit board and are not directly connected to the magnet ring.
According to a kind of embodiment, the stationary contact includes the first plug blades and the second plug blades, the plug-type open circuit
Device further includes the plug blades overheat protector switch being set between first plug blades and the second plug blades.
Preferably, the surface temperature of first plug blades and the second plug blades is conducted by heat-conducting plate to the plug blades
Overheat protector switchs.
Preferably, the heat-conducting plate is made of metal or nonmetallic heat conductive material.
Preferably, the plug blades overheat protector switch and the heat-conducting plate are fixed by plug plate rack.
Cable provided by the invention and plug-type breaker are realized advantageous by the setting of signal detection line in cable
To the error protection of load end cable, and load overheat protector switch is used in combination and avoids various peaces caused by load end excess temperature
Full hidden danger.Simultaneously as the plug blades overheat protector switch added, can also protect the temperature of plug slice to rise excessively high, it is ensured that
The normal safe handling of breaker.
Description of the drawings
The more features and advantage of the present invention by by below in conjunction with the accompanying drawings to specific implementation mode further specifically
It is bright to more fully understand.Identical reference numeral identifies same or analogous component in attached drawing, wherein：
Fig. 1 is the perspective exploded view according to the plug-type breaker of one embodiment of the present invention；
Fig. 2 schematic diagrames of each group part for control circuit board in plug-type breaker shown in Fig. 1 and thereon；
Fig. 3 is the perspective exploded view of each component shown in Fig. 2；
Fig. 4 a to 4b be Fig. 1 shown in plug-type breaker be in the schematic cross-section under reset state, wherein Fig. 4 b for
Fig. 4 a never schematic cross-sections shown in ipsilateral；
Fig. 5 a to 5b be Fig. 1 shown in plug-type breaker be in the schematic cross-section under trip status, wherein Fig. 5 b for
Fig. 5 a never schematic cross-sections shown in ipsilateral；
Fig. 6 a are the schematic cross-section according to the cable of one embodiment of the present invention；
Fig. 6 b are the schematic cross-section according to the cable of another embodiment of the present invention；
Fig. 7 is the circuit diagram according to the detection circuit of the plug-type breaker of one embodiment of the present invention.
Specific implementation mode
Structure, function and effect for a better understanding of the present invention now use preferred embodiments below and in conjunction with attached drawing
It is described in detail.In following specific descriptions, word of directionality, such as "upper", "lower", "left", "right" etc. refer to
Direction described in attached drawing uses, and the term of these directionality illustrates rather than limitation.Exemplary structure design and following
The embodiment that the description present invention is combined is not intended to limit all embodiments according to the present invention.
Referring first to Fig. 1, plug-type breaker 100 according to the present invention includes each group of insulation shell and setting in the inner
Part.Insulation shell is made of upper cover 102, pedestal 104 and rear cover 106, wherein and pedestal 104 is adapted to the preceding part of upper cover 102,
It being connected to upper cover 102 by multiple screws 107, rear cover 106 and the rear part of upper cover 102 are simultaneously adapted to the rear end of pedestal 104,
It is connected to upper cover 102 by multiple screws 108.As can be seen from Figure, upper cover 102 and rear cover 106 form half at one end respectively
Circular open after the two is to being combined so that form opening to accommodate cable 300 in the inner.According to the present invention, cable 300
Including more current-carrying conductors and signal detection line 304, here it should be understood that the number of current-carrying conductor can be set according to actual needs
It sets, for example, illustrating three current-carrying conductors 301,302,303 in Fig. 1 and Fig. 6 a, and illustrates two in figure 6b
Current-carrying conductor 301,302.Return to Fig. 1, current-carrying conductor 301,302,303 respectively by the hole 212 that is arranged in control circuit board 202,
214, it 216 fixes and is welded in control circuit board 202, signal detection line 304 is then connected to the member of the electronics on circuit board 202
Part, as a result, by signal detection line 304, the signal of load end or cable self-test signal can be passed to circuit board 202 and
Corresponding control mechanism, hereinafter will be to this detailed description.
In Fig. 1, pilot hole 114,116,118 therethrough is offered in upper cover 102, tarpaulin 120 corresponds to above-mentioned
Pilot hole be respectively formed be useful for covering power supply indicator 122 boss, for cover the cylindrical boss of reset button 124 with
And the cylindrical boss for coverage test button 126.Thereby, when installing tarpaulin 120, above-mentioned boss is respectively from upper cover
102 protrude out, in order to which user presses reset button 124 and testing button 126, meanwhile, power supply indicator 122
It can also inform whether user is currently energized.It will appreciated by the skilled person that tarpaulin 120 is not required
's.It is also fixed between upper cover 102 and control circuit board 202 in order to reliably install reset button 124 and testing button 126
There is inner cover 132.Reset button 124 sequentially passes through inner cover 132 from top to bottom and control circuit board 202 enters dropout executive module
In 210 in the through-hole 2101c of buckle releaser 2101 (Fig. 3), and its end by the resetting spring 134 in pedestal against.Test is pressed
Button 126 is electrically connected by sheet metal 136 with the electronic component in control circuit board 202 in one end far from tarpaulin 120, from
And can by with another contact point contact for being arranged in control circuit board 202, carry out check device energy as simulation test switch
No regular event.
The perforation of pedestal 104 ground open up the plug blades 128 there are two plug blades receiving opening with stationary contact 128a, 130a,
130 one end is each passed through plug blades receiving opening and stretches out in except pedestal 104, for accessing input power.Ground wire input pin
127 pass through pedestal 104 to enter fixed with the riveting of one end of the ground strip 131 in insulation shell in insulation shell and are electrically connected
It is connected together.
Referring to Fig. 1 and combine shown in Fig. 2 and Fig. 3, in insulation shell, control circuit board 202, mounting bracket 204, a pair
Moving contact arm 206,208 and dropout executive module 210 collectively constitute cartridge assemblies 200.As shown in figure 3, big in mounting bracket 204
It causes to form the right accommodating portion 204b to communicate with each other and left accommodating portion 204c, on the outside of the end wall for forming left accommodating portion 204c
Holding tank 204k is also formed with for being inserted into plug blades overheat protector switch K2, and in holding tank 204k and left accommodating portion 204c
Between form groove 204k2,204k3 and conduct the surface temperature of plug blades 128,130 to plug blades overheat protector for being inserted into
The heat-conducting plate 602,603 of switch K2.The outside of adjacent trenches 204k2,204k3, opposing sidewalls is also respectively formed with vertical direction
Locating slot 204d, 204f, extend into one end in shell for being inserted and fixed plug blades 128,130.In addition, in right appearance
The part 204b that receives is extended with laterally outward and essentially horizontally lug 204e at the proximal end wall respectively from opposite side wall, is used for
Horizontal arm part 206a, 208a of fixed support moving contact arm 206,208.In this way, on cantilever-shaped moving contact arm 206,208
Movable contact 206c, 208c can be contacted or separate to be closed or break with stationary contact 128a, 130a formation of plug blades 128,130
Open circuit.
Dropout executive module 210 includes buckle releaser 2101, snap close piece 2103, iron core 2105, spring 2107 and bobbin
2109.Cartridge assemblies 200 further include magnet ring 218, varistor 220 and capacitance 222, here, they are detected as arcing
The element of component and use.The concrete structure and operation principle of dropout executive module 210 and arc-detection components are for ability
It has been well known for the those of ordinary skill of domain, has not been further detailed herein.Unlike the prior art, moving contact arm
206,208 vertical arm section 206b, 208b is connected directly to control circuit board 202 without passing through magnet ring 218.What is shown
In embodiment, magnet ring 218 by it is in the prior art it is horizontal be changed to vertical, control circuit board 202 is connected to by wire jumper 230,
Overcome because magnetic ring inner hole it is smaller, moving contact arm is wider, be less susceptible to across the shortcomings that, furthermore this connection type saves again
Copper product cost.
In the following, further illustrating plug-type breaker according to the present invention in conjunction with Fig. 4 a-4b, Fig. 5 a-5b and Fig. 7.
According to the present invention, increase signal detection line 304 in cable 300, the current-carrying core wire 301,302,303 of cable welds
In control circuit board 202, signal detection line 304 is then connected with the electronic component in control circuit board 202.Work as earth leakage protective
(such as parts temperature rose when the working condition of plug load end household electrical appliance (refrigerator, electric heater etc.) breaks down
It is high), by signal detection line 304, the control mechanism in breaker can be transmitted information to, and execute trip operation to cut off
Power supply.For the equipment in normal work, if signal detection line is broken off, breaker equally cuts off loaded work piece power supply, really
Protect load end Electrical Safety.
Shown in Fig. 7, the load end that cable 300 connects is provided with load overheat protector switch K1, the protection
Switch K1 can be normally closed type temperature detect switch (TDS), and can be arranged as required in any position of load electrical appliance.When the normal work of product
When making, pressure reset button RESET, R6 and D6 provides voltage to signal detection line 304, then by signal detection line 304 by normal
Enclosed temperature detect switch (TDS) K1 is connected to L lines (firewire) with R9, D9 and forms current loop.Therefore, the current potential of controllable silicon SCR control pole R2
It is zero, product can work normally.When load end breaks down, such as compressor 151 is since quality is bad, failure or other
When reason, internal electric current increases, and compressor 151 is caused to generate heat, and surface temperature persistently rises.When 151 surface of compressor
When temperature reaches temperature detect switch (TDS) K1 pre-set threshold values, the temperature detect switch (TDS) K1 on compressor 151 is mounted on according to thermal deformation original
Reason, off-state is converted to by closed state, and R6, D6, signal detection line 304, temperature detect switch (TDS) K1, R9, D9 can not be formed into a loop,
R6, D6 provide high potential, triggering controllable silicon SCR conducting for controllable silicon SCR control pole, and driving tripping coil SOL generates electric current,
Its internal mechanical device iron core action is driven, the reset switch RESET trippings to link with it, cut-out input side and output are promoted
It is electrically connected between side, it is ensured that electrical appliance safety.It is understood that the protection temperature (i.e. predetermined threshold) of temperature detect switch (TDS) K1
It can be preset according to the specific requirement of household electrical appliance.Moreover, compressor 151 can appoint to need to examine in household electrical appliance
The parts of survey.
Similarly, when any one appearance disconnection phenomenon of signal detection line 304 in cable 300, power supply cannot effectively be detected
When line leaks electricity, R6, D6, signal detection line 304, temperature detect switch (TDS) K1, R9, D9 can not be equally formed into a loop, and R6, D6 are silicon-controlled
SCR control pole provides high potential, triggering controllable silicon SCR conducting, and driving tripping coil SOL generates electric current, drives its inside
Mechanical device iron core acts, and promotes the reset switch RESET trippings to link with it, cuts off the electric power between input side and outlet side
Connection, it is ensured that electrical appliance safety.
According to the present invention, in conjunction with shown in Fig. 7, it is additionally provided with plug blades overheat protector between L plug blades and N plug blades and opens
Close K2, such as temperature detect switch (TDS).L plug blades and the surface temperature of N plug blades pass through made of metal or nonmetallic heat conductive material
The conduction of heat-conducting plate 602,603 is on protection switch K2.When the temperature on plug blades surface is more than the setting value of protection switch K2, temperature
Product tripping (cutting off load power source) will be driven by spending driver.
By the improvement of above-mentioned various aspects, cable provided by the invention and plug-type breaker in cable advantageous by believing
The setting of number detection line realizes the error protection to load end cable, and load overheat protector switch and plug is used in combination
Piece overheat protector switch avoids various security risks caused by load end and input terminal excess temperature, ensure that the safety of electrical appliance makes
With.
The technology contents and technical characterstic of the present invention have revealed that as above, however what those skilled in the art should be able to recognize
Be, the present invention creative ideas under, various structural or logicality changes and improvements can be carried out to above-described embodiment, but
Belong to protection scope of the present invention.The structural schematic diagram and specific embodiment described above shown is not intended to limit root
According to all embodiments of the present invention.Protection scope of the present invention is determined by claim.
Claims (7)
1. a kind of cable, which is characterized in that the cable includes more current-carrying conductors and signal detection line, and the cable is by load end
Be connected with the circuit board in electronic device, wherein the current-carrying conductor is welded in the circuit board, the signal detection line with it is described
Electronic component on circuit board is connected, by the signal detection line by the signal of load end pass to the circuit board and
Control mechanism, the load end be equipped with load overheat protector switch, under normal operating condition with the signal detection line structure
At circuit.
2. a kind of Multi-functional plug-type breaker, which is characterized in that including：
Insulation shell；
Stationary contact and movable contact are located in the insulation shell and are respectively connected to power input and power output end；
Control circuit board is arranged in the insulation shell, and the movable contact is set in the control circuit board；
Arc-detection components are electrically connected in the control circuit board, for detecting arc signal so that the control circuit
Plate sends out trip signal；
Dropout executive module is electrically connected in the control circuit board, for receiving the dropout from the control circuit board
Signal is to disengage the connection between the stationary contact and the movable contact；
Wherein, the power output end includes cable, with more current-carrying conductors and signal detection line, passes through the signal detection
The signal of power output end is passed to the control circuit board by line；
The power output end is equipped with load overheat protector switch, is constituted with the signal detection line under normal operating condition
Circuit.
3. Multi-functional plug-type breaker according to claim 2, which is characterized in that the arc-detection components include magnetic
Ring, the magnet ring are connected to the control circuit board by wire jumper, the movable contact be connected to the control circuit board and not with
The magnet ring is directly connected to.
4. Multi-functional plug-type breaker according to claim 2, which is characterized in that the stationary contact includes the first plug
Piece and the second plug blades, the plug-type breaker further include being set to inserting between first plug blades and the second plug blades
Head piece overheat protector switch.
5. Multi-functional plug-type breaker according to claim 4, which is characterized in that first plug blades and second are inserted
The surface temperature of head piece, which is conducted by heat-conducting plate to the plug blades overheat protector, to be switched.
6. Multi-functional plug-type breaker according to claim 5, which is characterized in that the heat-conducting plate is by metal or non-gold
Belong to Heat Conduction Material to be made.
7. Multi-functional plug-type breaker according to claim 6, which is characterized in that the plug blades overheat protector switch
It is fixed by plug plate rack with the heat-conducting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410653278.9A CN105679617B (en) | 2014-11-17 | 2014-11-17 | Multi-functional plug-type breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410653278.9A CN105679617B (en) | 2014-11-17 | 2014-11-17 | Multi-functional plug-type breaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105679617A CN105679617A (en) | 2016-06-15 |
| CN105679617B true CN105679617B (en) | 2018-10-12 |
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ID=56945578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410653278.9A Active CN105679617B (en) | 2014-11-17 | 2014-11-17 | Multi-functional plug-type breaker |
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| Country | Link |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102360596A (en) * | 2011-09-07 | 2012-02-22 | 江苏通鼎光电股份有限公司 | Flame-retardant and fire-resistant flexible cable for equipment |
| CN203607348U (en) * | 2013-10-30 | 2014-05-21 | 益而益(集团)有限公司 | Arc fault breaker |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201230073Y (en) * | 2008-07-22 | 2009-04-29 | 佛山市顺德区信辉达电子有限公司 | Plug having electricity leakage protection function |
| CN201303158Y (en) * | 2008-09-12 | 2009-09-02 | 龙岗区横岗保安联明电业塑胶制品厂 | Electric leakage protection plug |
| CN101740271B (en) * | 2008-11-15 | 2013-10-16 | 上海益而益电器制造有限公司 | Leakage circuit breaker |
| CN201355566Y (en) * | 2008-11-20 | 2009-12-02 | 上海益而益电器制造有限公司 | Electric wire with current leakage detection conductor |
| CN102024520B (en) * | 2009-09-11 | 2012-04-25 | 通领科技集团有限公司 | Cable with leakage detection function |
| CN103943427B (en) * | 2013-09-24 | 2016-01-20 | 上海蕴原电器有限公司 | Portable ground-fault interrupter |
| CN203520910U (en) * | 2013-10-16 | 2014-04-02 | 益而益(集团)有限公司 | Wire with electric leakage detection conductors |
| CN204391016U (en) * | 2014-11-17 | 2015-06-10 | 益而益(集团)有限公司 | Multi-functional plug-type circuit breaker |
-
2014
- 2014-11-17 CN CN201410653278.9A patent/CN105679617B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102360596A (en) * | 2011-09-07 | 2012-02-22 | 江苏通鼎光电股份有限公司 | Flame-retardant and fire-resistant flexible cable for equipment |
| CN203607348U (en) * | 2013-10-30 | 2014-05-21 | 益而益(集团)有限公司 | Arc fault breaker |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105679617A (en) | 2016-06-15 |
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