CN105679617A - Multifunctional plug type circuit breaker - Google Patents
Multifunctional plug type circuit breaker Download PDFInfo
- Publication number
- CN105679617A CN105679617A CN201410653278.9A CN201410653278A CN105679617A CN 105679617 A CN105679617 A CN 105679617A CN 201410653278 A CN201410653278 A CN 201410653278A CN 105679617 A CN105679617 A CN 105679617A
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- Prior art keywords
- cable
- plug
- detection line
- control circuit
- signal detection
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Abstract
The invention provides a cable. The cable comprises multiple current-carrying lines and a signal detection line; the cable connects a load terminal with a circuit board in an electronic apparatus, wherein the current-carrying lines are welded to the circuit board; the signal detection line is connected with electronic elements on the circuit board; and the signal of the load terminal or a cable self-inspection signal is transmitted to the circuit board and a control mechanism through the signal detection line. The invention also provides a multifunctional plug type circuit breaker including the cable. According to the cable and the multifunctional plug type circuit breaker provided by the invention, due to the signal detection line arranged in the cable, the fault protection for the load terminal cable is realized; and a load over-temperature protection switch is combined to prevent various potential safety hazards caused by over-temperature of the load terminal, so that the safety use of electrical appliances is ensured.
Description
Technical field
The present invention relates to chopper, particularly relate to a kind of Multi-functional plug-type chopper.
Background technology
Along with improving constantly of people's living standard, Electrical Safety consciousness constantly increases, and the use of chopper is more and more extensive, and the environment of use is also complicated various. The most function singleness of existing circuit breaker in market; some special power utilization environments can not be played a protective role; such as inserted sheet temperature rise is too high, load temperature rise is too high, cable fractures, thus is necessary to propose a kind of Multifunction chopper to meet the market demand.
Summary of the invention
The purpose of the present invention is that the defect solving exist in above-mentioned prior art; a kind of Multi-functional plug-type RCCB is proposed; the temperature rise that not only can protect plug slice is too high, it is also possible to the temperature rise of detection load is too high, it is also possible to the cable that product is used carries out self-inspection.
For this, according to an aspect of the present invention, a kind of cable is provided, described cable includes many current-carrying conductors and signal detection line, load end is connected by described cable with the circuit board in electronic installation, and wherein, described current-carrying conductor is welded in described circuit board, described signal detection line is connected with the electronic component on described circuit board, passes to described circuit board and controlling organization by the described signal detection line signal by load end or cable self-test signal.
According to a kind of embodiment, described load end is provided with load overheat protector switch, and it constitutes loop with described signal detection line under normal operating condition.
According to another aspect of the present invention, it is provided that a kind of Multi-functional plug-type chopper, including insulation shell; Stationary contact and movable contact, it is positioned at described insulation shell and is respectively connecting to power input and power output end; Control circuit plate, it is arranged in described insulation shell, and described movable contact is arranged on described control circuit plate; Arc-detection components, it is electrically connected on described control circuit plate, is used for detecting arc signal so that described control circuit plate sends trip signal; Dropout executive module, it is electrically connected on described control circuit plate, for receiving trip signal from described control circuit plate to disengage the connection between described stationary contact and described movable contact;Wherein, described power output end includes cable, and it has many current-carrying conductors and signal detection line, passes to described control circuit plate by the described signal detection line signal by power output end or cable self-test signal.
According to a kind of embodiment, described power output end is provided with load overheat protector switch, and it constitutes loop with described signal detection line under normal operating condition.
According to a kind of embodiment, described arc-detection components includes magnet ring, and described magnet ring is connected to described control circuit plate by wire jumper, and described movable contact is connected to described control circuit plate and is not directly connected to described magnet ring.
According to a kind of embodiment, described stationary contact includes the first plug blades and the second plug blades, and described plug-type chopper also includes the plug blades overheat protector switch being arranged between described first plug blades and the second plug blades.
Preferably, the surface temperature of described first plug blades and the second plug blades is by heat-conducting plate conduction to described plug blades overheat protector switch.
Preferably, described heat-conducting plate is made up of metal or nonmetallic heat conductive material.
Preferably, described plug blades overheat protector switch and described heat-conducting plate are fixed by plug blades support.
Cable provided by the invention and plug-type chopper achieve the error protection to load end cable advantageous by the setting of signal detection line in cable, and combine the various potential safety hazards using load overheat protector switch to avoid load end excess temperature to cause. Simultaneously as the plug blades overheat protector switch set up, it is also possible to the temperature rise of protection plug slice is too high, it is ensured that the normal safe of chopper uses.
Accompanying drawing explanation
The more features of the present invention and advantage are by by being more fully understood that the further description of detailed description of the invention below in conjunction with accompanying drawing. Accompanying drawing labelling identical in accompanying drawing identifies same or analogous parts, wherein:
Fig. 1 is the perspective exploded view of the plug-type chopper according to one embodiment of the present invention;
Fig. 2 is the schematic diagram of control circuit plate and upper each assembly thereof in plug-type chopper shown in Fig. 1;
Fig. 3 is the perspective exploded view of each assembly shown in Fig. 2;
Fig. 4 a to 4b is that shown in Fig. 1, plug-type chopper is in the schematic cross-section under reset state, and wherein, Fig. 4 b is and Fig. 4 a never schematic cross-section shown in ipsilateral;
Fig. 5 a to 5b is that shown in Fig. 1, plug-type chopper is in the schematic cross-section under trip status, and wherein, Fig. 5 b is and Fig. 5 a never schematic cross-section shown in ipsilateral;
Fig. 6 a is the schematic cross-section of the cable according to one embodiment of the present invention;
Fig. 6 b is the schematic cross-section of the cable according to another embodiment of the present invention;
Fig. 7 is the circuit theory diagrams of the testing circuit of the plug-type chopper according to one embodiment of the present invention.
Detailed description of the invention
In order to be more fully understood that the structure of the present invention, function and effect, now use preferred embodiments below and be described in detail in conjunction with accompanying drawing. In specific descriptions below, the word of directivity, for instance " on ", D score, "left", "right" etc. all use with reference to the direction described in accompanying drawing, the term of these directivity illustrates rather than restriction. The structural design of example and embodiment that the present invention combine is described below is not intended as the limit all embodiments according to the present invention.
Referring first to Fig. 1, include insulation shell according to the plug-type chopper 100 of the present invention and each assembly in the inner is set.Insulation shell is made up of upper cover 102, base 104 and bonnet 106, wherein, base 104 is adaptive with the forward part of upper cover 102, it is connected to upper cover 102 by multiple screws 107, bonnet 106 and the rear section of upper cover 102 are also adaptive with the rearward end of base 104, are connected to upper cover 102 by multiple screws 108. As can be seen from Figure, upper cover 102 and bonnet 106 at one end form semicircle opening respectively thus when both to formation opening after being combined to hold cable 300 in the inner. According to the present invention, cable 300 includes many current-carrying conductors and signal detection line 304, it should here be understood that be, the number of current-carrying conductor can be arranged according to actual needs, such as, Fig. 1 and Fig. 6 a illustrates three current-carrying conductors 301,302,303, and illustrates two current-carrying conductors 301,302 in figure 6b. Return to Fig. 1, current-carrying conductor 301,302,303 is fixed and is welded on control circuit plate 202 respectively through the hole 212,214,216 arranged on control circuit plate 202, signal detection line 304 is then connected to the electronic component on circuit board 202, thus, by signal detection line 304, the signal of load end or cable self-test signal can be passed to circuit board 202 and corresponding controlling organization, hereinafter this will be described in detail.
In Fig. 1, offering pilot hole 114,116,118 therethrough on upper cover 102, tarpaulin 120 is respectively formed with the boss for covering power supply indicator 122 corresponding to above-mentioned pilot hole, for covering the cylindrical boss of SR 124 and for the cylindrical boss of coverage test button 126. Thereby, when installing tarpaulin 120, above-mentioned boss protrudes out out from upper cover 102 respectively, in order to SR 124 and testing button 126 are pressed by user, and meanwhile, power supply indicator 122 can also inform whether user is currently energized. It will appreciated by the skilled person that tarpaulin 120 is not required in that. In order to reliably install SR 124 and testing button 126, between upper cover 102 and control circuit plate 202, it is further fixed on inner cap 132. SR 124 sequentially passes through inner cap 132 from top to bottom and control circuit plate 202 enters in the through hole 2101c of electrical apparatus release 2101 in dropout executive module 210 (Fig. 3), and its end by the back-moving spring 134 in base against. Testing button 126 is electrically connected with the electronic devices and components on control circuit plate 202 by sheet metal 136 in the one end away from tarpaulin 120, thus by contacting with another contact point being arranged on control circuit plate 202, can check that can device be operating normally as simulation test switch.
Base 104 offers two plug blades receiving openings throughly, has one end of the plug blades 128,130 of stationary contact 128a, 130a and is each passed through plug blades receiving opening and stretches out in outside base 104, for accessing input power. Ground wire input pin 127 is riveted fixing with the one end of the ground strip 131 being positioned at insulation shell in entering into insulation shell through base 104 and is electrically connected.
Referring to Fig. 1 and in conjunction with shown in Fig. 2 and Fig. 3, in insulation shell, control circuit plate 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; mounting bracket 204 substantially forms the right accommodation part 204b and left accommodation part 204c that communicate with each other; outside the end wall forming left accommodation part 204c, it is also formed with holding tank 204k for inserting plug blades overheat protector switch K2, and between holding tank 204k and left accommodation part 204c, forms groove 204k2,204k3 for inserting the heat-conducting plate 602,603 that the surface temperature conduction of plug blades 128,130 is switched to plug blades overheat protector K2.Adjacent trenches 204k2,204k3, the outside of opposing sidewalls is also respectively formed with locating slot 204d, 204f of vertical direction, for being inserted and fixed one end that plug blades 128,130 extends in housing. Additionally, laterally outward and be essentially horizontally extended with lug 204e near end wall place respectively at right accommodation part 204b from relative sidewall, for fixing horizontal arm part 206a, the 208a supporting moving contact arm 206,208. So, cantilever-shaped movable contact 206c, 208c on moving contact arm 206,208 can be formed with stationary contact 128a, 130a of plug blades 128,130 and contact or separate Guan Bi or disconnecting circuit.
Dropout executive module 210 includes electrical apparatus release 2101, snap close piece 2103, iron core 2105, spring 2107 and bobbin 2109. Cartridge assemblies 200 also includes magnet ring 218, varistor 220 and electric capacity 222, and at this, they use as the element of arcing detection components. Concrete structure and the operation principle of dropout executive module 210 and arc-detection components are known to those skilled in the art, are not further detailed at this. Unlike the prior art, vertical arm part 206b, the 208b of moving contact arm 206,208 is connected directly to control circuit plate 202 without traverse magnet ring 218. In the embodiment as shown, magnet ring 218 horizontal is changed into vertical by of the prior art, is connected to control circuit plate 202 by wire jumper 230, overcome because magnetic ring inner hole is less, moving contact arm is wider, be less susceptible to through shortcoming, furthermore this connected mode save again copper product cost.
Below, the plug-type chopper according to the present invention is further illustrated in conjunction with Fig. 4 a-4b, Fig. 5 a-5b and Fig. 7.
According to the present invention, increasing signal detection line 304 in cable 300, the current-carrying heart yearn 301,302,303 of cable is welded on control circuit plate 202, and signal detection line 304 is then connected with the electronic component on control circuit plate 202. When the duty of leakage protecting plug load end household electrical appliance (such as electric refrigerator, electric heater etc.) breaks down (as too high in parts temperature rise); by signal detection line 304; can transmit information to the controlling organization in chopper, and perform trip operation and cut off the electricity supply. For the equipment in normal operation, if signal detection line is broken off, chopper cuts off loaded work piece power supply equally, it is ensured that load end Electrical Safety.
Shown in Fig. 7, the load end connected at cable 300 is provided with load overheat protector switch K1, and this protection switch K1 can be normally closed type temperature detect switch (TDS), and can be arranged as required to any position at load electrical appliance. when product normal operation, pressure SR RESET, R6 and D6 provide voltage to signal detection line 304, then are connected to L line (live wire) by signal detection line 304 by normally closed type temperature detect switch (TDS) K1 and R9, D9 and form current loop. therefore, it is zero that controllable silicon SCR controls the current potential of pole R2, and product can normal operation. when load end breaks down, for instance compressor 151 owing to quality is bad, fault or during other reason, its internal electric current increases, and causes that compressor 151 generates heat, and its surface temperature continues to rise. when compressor 151 surface temperature reaches the temperature detect switch (TDS) K1 threshold value pre-set, it is arranged on the temperature detect switch (TDS) K1 on compressor 151 according to thermal deformation principle, off-state is converted to by closure state, R6, D6, signal detection line 304, temperature detect switch (TDS) K1, R9, D9 cannot form loop, R6, D6 is that controllable silicon SCR control pole provides high potential, triggering controllable silicon SCR turns on, tripping coil SOL is driven to produce electric current, drive its internal machinery iron core action, promote the reset switch RESET tripping linked with it, that cuts off between input side and outlet side is electrically connected, guarantee electrical appliance safety.It is understood that the protection temperature (i.e. predetermined threshold) of temperature detect switch (TDS) K1 can preset according to the specific requirement of household electrical appliance. And, compressor 151 can be appoint the parts that can need detection in household electrical appliance.
In like manner, when in cable 300, any one appearance of signal detection line 304 disconnects phenomenon, when can not effectively detect power line electric leakage, R6, D6, signal detection line 304, temperature detect switch (TDS) K1, R9, D9 cannot form loop equally, R6, D6 are that controllable silicon SCR control pole provides high potential, triggering controllable silicon SCR turns on, tripping coil SOL is driven to produce electric current, drive its internal machinery iron core action, promote the reset switch RESET tripping linked with it, that cuts off between input side and outlet side is electrically connected, it is ensured that electrical appliance safety.
According to the present invention, shown in Fig. 7, between L plug blades and N plug blades, it is additionally provided with plug blades overheat protector switch K2, for instance temperature detect switch (TDS). The surface temperature of L plug blades and N plug blades is switched on K2 in protection by heat-conducting plate 602,603 conduction being made up of metal or nonmetallic heat conductive material. When the temperature on plug blades surface exceedes the setting value of protection switch K2, temperature driver will drive product tripping (namely cutting off load power source).
Improvement by above-mentioned each side; cable provided by the invention and plug-type chopper achieve the error protection to load end cable advantageous by the setting of signal detection line in cable; and in conjunction with using load overheat protector switch and plug blades overheat protector switch avoids load end and input excess temperature causes various potential safety hazards, it is ensured that the safe handling of electrical appliance.
The technology contents of the present invention and technical characterstic have revealed that as above; but those skilled in the art should be able to will be appreciated that; under the creative ideas of the present invention, it is possible to above-described embodiment is carried out various structural or logicality changes and improvements, but broadly falls into protection scope of the present invention. The structural representation illustrated and specific embodiment described above are not intended as the limit all embodiments according to the present invention. Protection scope of the present invention is determined by claim.
Claims (9)
1. a cable, it is characterized in that, described cable includes many current-carrying conductors and signal detection line, load end is connected by described cable with the circuit board in electronic installation, wherein, described current-carrying conductor is welded in described circuit board, and described signal detection line is connected with the electronic component on described circuit board, passes to described circuit board and controlling organization by the described signal detection line signal by load end or cable self-test signal.
2. cable according to claim 1, it is characterised in that described load end is provided with load overheat protector switch, it constitutes loop with described signal detection line under normal operating condition.
3. a Multi-functional plug-type chopper, it is characterised in that including:
Insulation shell;
Stationary contact and movable contact, it is positioned at described insulation shell and is respectively connecting to power input and power output end;
Control circuit plate, it is arranged in described insulation shell, and described movable contact is arranged on described control circuit plate;
Arc-detection components, it is electrically connected on described control circuit plate, is used for detecting arc signal so that described control circuit plate sends trip signal;
Dropout executive module, it is electrically connected on described control circuit plate, for receiving trip signal from described control circuit plate to disengage the connection between described stationary contact and described movable contact;
Wherein, described power output end includes cable, and it has many current-carrying conductors and signal detection line, passes to described control circuit plate by the described signal detection line signal by power output end or cable self-test signal.
4. Multi-functional plug-type chopper according to claim 3, it is characterised in that described power output end is provided with load overheat protector switch, it constitutes loop with described signal detection line under normal operating condition.
5. Multi-functional plug-type chopper according to claim 3, it is characterized in that, described arc-detection components includes magnet ring, and described magnet ring is connected to described control circuit plate by wire jumper, and described movable contact is connected to described control circuit plate and is not directly connected to described magnet ring.
6. Multi-functional plug-type chopper according to claim 3; it is characterized in that; described stationary contact includes the first plug blades and the second plug blades, and described plug-type chopper also includes the plug blades overheat protector switch being arranged between described first plug blades and the second plug blades.
7. Multi-functional plug-type chopper according to claim 6, it is characterised in that the surface temperature of described first plug blades and the second plug blades is by heat-conducting plate conduction to described plug blades overheat protector switch.
8. Multi-functional plug-type chopper according to claim 7, it is characterised in that described heat-conducting plate is made up of metal or nonmetallic heat conductive material.
9. Multi-functional plug-type chopper according to claim 8, it is characterised in that described plug blades overheat protector switch and described heat-conducting plate are fixed by plug blades support.
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 true CN105679617A (en) | 2016-06-15 |
| CN105679617B CN105679617B (en) | 2018-10-12 |
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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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| CN (1) | CN105679617B (en) |
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| 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 |
| CN101740271A (en) * | 2008-11-15 | 2010-06-16 | 上海益而益电器制造有限公司 | Leakage circuit breaker |
| CN102024520A (en) * | 2009-09-11 | 2011-04-20 | 通领科技集团有限公司 | Cable with leakage detection function |
| 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 |
| CN203520910U (en) * | 2013-10-16 | 2014-04-02 | 益而益(集团)有限公司 | Wire with electric leakage detection conductors |
| CN203607348U (en) * | 2013-10-30 | 2014-05-21 | 益而益(集团)有限公司 | Arc fault breaker |
| CN103943427A (en) * | 2013-09-24 | 2014-07-23 | 上海蕴原电器有限公司 | Portable ground fault circuit breaker |
| CN204391016U (en) * | 2014-11-17 | 2015-06-10 | 益而益(集团)有限公司 | Multi-functional plug-type circuit breaker |
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2014
- 2014-11-17 CN CN201410653278.9A patent/CN105679617B/en active Active
Patent Citations (10)
| 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 |
| CN101740271A (en) * | 2008-11-15 | 2010-06-16 | 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 |
| CN102024520A (en) * | 2009-09-11 | 2011-04-20 | 通领科技集团有限公司 | Cable with leakage detection function |
| 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 |
| CN103943427A (en) * | 2013-09-24 | 2014-07-23 | 上海蕴原电器有限公司 | Portable ground fault circuit breaker |
| CN203520910U (en) * | 2013-10-16 | 2014-04-02 | 益而益(集团)有限公司 | Wire with electric leakage detection conductors |
| CN203607348U (en) * | 2013-10-30 | 2014-05-21 | 益而益(集团)有限公司 | Arc fault breaker |
| CN204391016U (en) * | 2014-11-17 | 2015-06-10 | 益而益(集团)有限公司 | Multi-functional plug-type circuit breaker |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105679617B (en) | 2018-10-12 |
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