CN102044383A - Circuit breaker - Google Patents
Circuit breaker Download PDFInfo
- Publication number
- CN102044383A CN102044383A CN2010106209968A CN201010620996A CN102044383A CN 102044383 A CN102044383 A CN 102044383A CN 2010106209968 A CN2010106209968 A CN 2010106209968A CN 201010620996 A CN201010620996 A CN 201010620996A CN 102044383 A CN102044383 A CN 102044383A
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- Prior art keywords
- terminal
- mouth
- circuit breaker
- load side
- decoupler housing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000003780 insertion Methods 0.000 claims description 27
- 230000037431 insertion Effects 0.000 claims description 27
- 210000002445 nipple Anatomy 0.000 claims description 25
- 238000005259 measurement Methods 0.000 claims description 9
- 230000007246 mechanism Effects 0.000 abstract description 13
- 238000012790 confirmation Methods 0.000 abstract 2
- 230000015572 biosynthetic process Effects 0.000 description 9
- 238000005755 formation reaction Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 7
- 238000002474 experimental method Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 239000000839 emulsion Substances 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000000429 assembly Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- GOLXNESZZPUPJE-UHFFFAOYSA-N spiromesifen Chemical compound CC1=CC(C)=CC(C)=C1C(C(O1)=O)=C(OC(=O)CC(C)(C)C)C11CCCC1 GOLXNESZZPUPJE-UHFFFAOYSA-N 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
Images
Abstract
The invention relates to a circuit breaker of which an unthickened breaker shell can improve the function of load side terminals. In the circuit breaker (1) used in a single-phase three-wire circuit, an operating rod (3) for switching on or off the circuit is arranged on the upper surface of a thin box breaker shell (2); three load side terminals (4) and three power side terminals (5) are respectively arranged on the front surface and the back surface of the breaker shell (2) in the vertical direction; the front surface of the breaker shell (2) is provided with a terminal port (7) for connecting an electric wire (9) with quick-connect terminal joints of the load side terminals (4); the upper side of the terminal port (7) is provided with a confirmation window (11) for confirming the connecting state of the electric wire (9), and the lower side of the terminal port (7) is provided with an inserting port (12) for electrically connecting a measuring terminal of a measuring instrument with the quick-connect terminal joints; and a display mechanism is arranged behind the confirmation window (11) and in the breaker shell (2).
Description
The application be submitted on October 12nd, 2007, application number be 200710180762.4, denomination of invention divides an application for the application of " circuit breaker ".
Technical field
The present invention relates to be arranged on the slim circuit breaker in distribution board etc., particularly relate to the formation of load side terminal periphery.
Background technology
Proposed to be the circuit breaker of width of decoupler housing that can be in distribution board compactly attenuate be set in the past.For example, on in patent documentation 1, having put down in writing on the decoupler housing action bars that circuit is opened and closed is set, on the front of decoupler housing and the back side, has arranged the circuit breaker that the single-phase three-wire formula circuit of a plurality of load side terminals and power supply side terminal is used respectively at above-below direction.
Also have, be well known that in the past that the load side terminal adopted the electric wire circuit breaker of the speed knot terminal of connection easily.For example, in patent documentation 2, put down in writing near the terminal mouth of load side terminal, in the decoupler enclosure interior, front and back are supported up and down long display unit rotationally, and the turned position by display unit shows the technology whether electric wire positively is connected with speed knot clamped nipple.
In patent documentation 3, disclosed on the terminal cover of covering load side terminal, be provided with in the direction vertical and insert mouth and door, in inserting mouth, inserted the measurement terminal of metrical instrument, the technology of carrying out conduction test, insulation measurement test etc. with the terminal mouth.In patent documentation 4, put down in writing key, switched in the technology of the voltage that applies in the circuit of load side terminals side by the switching mechanism of enclosure interior by the slidingtype on the side that is arranged on the decoupler housing.
Patent documentation 1: the spy opens the 2007-12594 communique
Patent documentation 2: the spy opens the 2005-353380 communique
Patent documentation 3: the spy opens flat 7-50127 communique
Patent documentation 4: the spy opens the 2004-87240 communique
Summary of the invention
The problem that invention will solve
But, the circuit breaker of patent documentation 2 is the connection status that show the speed knot clamped nipple of wire pair load side terminal with long up and down display unit, thereby the occasion of arranging a plurality of load side terminals at the above-below direction of decoupler housing, for avoiding display unit interference each other, arrange about need be in the decoupler housing display unit is set, decoupler housing meeting thickening, this is the problem that exists.
The circuit breaker of patent documentation 3 is to be provided with the insertion mouth that experiment with measuring is used in the direction vertical with the terminal mouth, thereby arranges the occasion that is provided with circuit breaker in distribution board, and the switching of door, the insertion of measurement terminal become difficult, and this is the problem that exists.The circuit breaker of patent documentation 4 is to be provided with the switching mechanism that voltage switches usefulness in the inside of decoupler housing, and the thickness of housing can increase, and this is the problem that exists.
The purpose of this invention is to provide and address the above problem, do not thicken the decoupler housing, can improve the circuit breaker of the function of load side terminal.
Be used to solve the scheme of problem
In order to reach above-mentioned purpose, the present invention is provided with the action bars that circuit is opened and closed on the decoupler housing, on the front of decoupler housing and the back side, arranged the circuit breaker of a plurality of load side terminals and power supply side terminal respectively, it is characterized in that having adopted following formation at above-below direction.
(1) a kind of circuit breaker, it is characterized in that, on the front of decoupler housing, be provided with and be used for electric wire is tied the terminal mouth that clamped nipple is connected with the speed of load side terminal, form the affirmation window of the connection status that is used to confirm electric wire at the upside of terminal mouth, be used for the insertion mouth that the measurement terminal of metrical instrument is electrically connected with speed knot clamped nipple downside being provided with of terminal mouth.
(2) a kind of circuit breaker, it is characterized in that, on the front of decoupler housing, formed the affirmation window that is used for the terminal mouth that electric wire is connected with the speed knot clamped nipple of load side terminal and is used to confirm the connection status of electric wire, be provided with the slide unit mobile in the inside of decoupler housing, make the elastomeric element of slide unit recovery and the display unit that rotates with the slide unit interlock by means of the front end of electric wire, on display unit, formed and the display surface of confirming that window faces toward, along with the rotation of display unit, the part of display surface is from confirming that window exposes.
(3) circuit breaker of above-mentioned (2) record is characterized in that, by the discoideus display unit that formed roughly, is provided with the incorporating section of the circle of taking in display unit rotationally on the decoupler housing, has connect slide unit at the eccentric position of display unit.
(4) circuit breaker of above-mentioned (2) or (3) record is characterized in that, the upside of speed knot clamped nipple can around the rotational of above-below direction be provided with display unit.
(5) a kind of circuit breaker, it is characterized in that, on the front of decoupler housing, be provided with the terminal mouth that is used for the speed of electric wire and load side terminal knot clamped nipple is connected, be used for the measurement terminal of metrical instrument and speed are tied insertion mouth that clamped nipple is electrically connected and the cap assembly that can hide the insertion mouth with opening and closing, cap assembly slidably has been installed on the decoupler housing.
(6) circuit breaker of above-mentioned (5) record, it is characterized in that, be provided with the terminal mouth and insert mouth in the above-below direction arrangement, formed the peristome that can make the terminal mouth and insert the length that mouthful two sides expose simultaneously on cap assembly, cap assembly makes the terminal mouth and is inserting mouthful two sides from release position that peristome exposes and the occlusion locations slip that the terminal mouth is exposed from peristome.
(7) circuit breaker of above-mentioned (6) record is characterized in that possessing the device that cap assembly is remained on release position and occlusion locations.
(8) a kind of circuit breaker, it is characterized in that, on the front of decoupler housing, be provided with and be used for terminal mouth that electric wire is connected with the speed knot clamped nipple of load side terminal and the seal closure that optionally hides the terminal mouth, seal closure possess to the insertion section that the terminal mouth inserts and with the junction surface that engages previously of decoupler housing, on the decoupler housing, formed the sticking department at locking junction surface, prevented that by sticking department the insertion section from coming off from the terminal mouth.
(9) circuit breaker of above-mentioned (8) record, it is characterized in that the decoupler housing possesses the pair of right and left dividing body, on the front-end edge of dividing body, formed sticking department, under the state that left and right sides dividing body is assembled, sticking department is from the locking junction surface, the place ahead of decoupler housing.
(10) circuit breaker of above-mentioned (8) or (9) record, it is characterized in that, arranged three load side terminals at above-below direction, optionally hidden the terminal mouth of a load side terminal, electric wire and speed knot clamped nipple have been connected by the terminal mouth that remains two load side terminals with seal closure.
The invention effect
Circuit breaker according to above-mentioned (1), on the front of decoupler housing, confirm the affirmation window of usefulness and the insertion mouth that experiment with measuring is used in the terminal mouth of load side terminal that has been arranged above and below, connection, thereby do not thicken the function that the decoupler housing just can improve the load side terminal, this is its effect.
Circuit breaker according to above-mentioned (2)～(4), on the front of decoupler housing, be provided with the terminal mouth and confirm window, rotate display unit by electric wire by slide unit in the behind of confirming window, thereby the indication mechanism of the load side clamped nipple of between terminal mouth up and down, packing into, further attenuate decoupler housing, this is its effect.
Circuit breaker according to above-mentioned (5)～(7), on the front of decoupler housing, be provided with the insertion mouth that terminal mouth and experiment with measuring are used, can hide the insertion mouth with cap assembly with opening and closing, thereby in distribution board, arrange the occasion be provided with circuit breaker, can easily implement experiment with measuring from the front face side of decoupler housing, and when common, block the insertion mouth with cap assembly, the mistake that can prevent electric wire connects, the entering of dust, and this is its effect.
Circuit breaker according to above-mentioned (8)～(10), block the terminal mouth with seal closure, prevent that the insertion section of seal closure from coming off from the decoupler housing, thus can be on the front of decoupler housing intensive voltage switching mechanism, can positively seal obsolete terminal mouth with seal closure, this is its effect.
Description of drawings
Fig. 1 is the outward appearance perspective view of the circuit breaker of expression embodiments of the invention 1.
Fig. 2 is the front elevation of this circuit breaker.
Fig. 3 is the perspective view of the load side terminal construction of this circuit breaker of expression.
Fig. 4 is the in-built perspective view of this circuit breaker of expression.
Fig. 5 is the in-built side view of this circuit breaker of expression.
Fig. 6 is the perspective view of the cap assembly of this circuit breaker of expression.
Fig. 7 is the perspective view of the terminal cover of this circuit breaker of expression.
Fig. 8 is the perspective view of the circuit breaker when 100V exports.
Fig. 9 is the perspective view of the circuit breaker when 200V exports.
Figure 10 is the A portion enlarged drawing of Fig. 5.
Figure 11 is the B-B line profile of Fig. 5.
Figure 12 is the decomposition diagram of the indication mechanism of expression load side terminal.
Figure 13 is the decomposition diagram of the circuit breaker of expression embodiments of the invention 2.
Figure 14 is the front elevation of the circuit breaker of the related voltage-switching method of expression seal closure.
Figure 15 is the C-C line profile of Figure 14.
Figure 16 is the perspective view of seal closure.
Symbol description
1 circuit breaker (embodiment 1)
2 decoupler housings
3 action bars
4 load side terminals
5 power supply side terminals
The terminal mouth of 7 load side terminals
8 speed knot clamped nipples
9 electric wires
11 confirm window
12 insert mouth
17 terminal covers
18 cap assemblies
20 peristomes
31 indication mechanisms
32 slide units
33 springs
34 display units
40 incorporating sections
42 display surfaces
51 circuit breakers (embodiment 2)
52 seal closures
53 insertion sections
54 junction surfaces
55 sticking departments
Embodiment
Below, the execution mode that the present invention is embodied as the circuit breaker of single-phase three-wire formula circuit use is described based on accompanying drawing.Fig. 1～Figure 12 represents the circuit breaker of embodiment 1, and Figure 13～Figure 16 represents the circuit breaker of embodiment 2.
As shown in Figure 1 and Figure 2, the circuit breaker 1 of embodiment 1 has plastic decoupler housing 2.Decoupler housing 2 is combination pair of right and left dividing body 2a, 2b, forms by four jiaos of thin box-shapeds.On on decoupler housing 2, direction is provided with the action bars 3 that circuit is opened and closed rotationally forwards, backwards.Respectively on the front and the back side of decoupler housing 2, three load side terminals 4 and power supply side terminal 5 are adapted to row at above-below direction.Be provided with overcurrent testing agency and release mechanism (diagram is omitted) in the inside of decoupler housing 2, when detecting overcurrent, the circuit between deenergization side terminal 5 and the load side terminal 4.
As Fig. 3～shown in Figure 5, power supply side terminal 5 is terminals of plug-in unit mode, possesses clamped nipple 6 in the inboard of the rear end of decoupler housing 2 notch, is connected by once-through operation with branch rod (not shown) with stub in the distribution board.The front of decoupler housing 2 forms the oblique shape that past more upside retreats more, has arranged three load side terminals 4 on this inclined plane.Each load side terminal 4 possesses terminal mouth 7 on the front of decoupler housing 2, be provided with speed knot clamped nipple 8 in the inboard of terminal mouth 7.And the electric wire 9 of load distribution is inserted in the terminal mouth 7, is connected with the handle part 10 of speed knot clamped nipple 8.
The affirmation windows 11 of the connection status that is used to confirm 9 pairs of speed knots of electric wire clamped nipples 8 have been formed at the upside of terminal mouth 7.The insertion mouth 12 that when the downside of terminal mouth 7 has formed in conduction test, insulation measurement test etc., is used to insert the measurement terminal (diagram is omitted) of various metrical instruments.Face toward with insertion mouth 11, the front end of tying clamped nipple 8 in speed is provided with zigzag part 13.And measurement terminal is inserted into to be inserted in the mouth 12, by being electrically connected with the handle part 10 of speed knot clamped nipple 8 with contacting of zigzag part 13.In addition, in Fig. 3, clearly show terminal mouth 7, confirm window 11, insert mouth 12, different with Fig. 1, omitted terminal cover 17 and cap assembly 18 from the front of decoupler housing 2.
On dividing body 2a, the 2b of decoupler housing 2, on the inner face of front-end edge 14, front and back two mounting grooves, 15,16 (with reference to Fig. 5) are formed extended at both sides at above-below direction sideling.The terminal cover 17 that terminal mouth 7 to load side terminal 4 optionally opens and closes slidably has been installed on the mounting groove 15 of front side.The cap assembly 18 that insertion mouth 12 to load side terminal 4 optionally opens and closes slidably has been installed on the mounting groove 16 of rear side.Terminal cover 17 engages with the front of cap assembly 18, and the emulsion sheet 19 that the part of terminal cover 17 is covered crosses at the above-below direction pars intermedia (with reference to Fig. 4) of decoupler housing 2.
As Fig. 6, Fig. 8, shown in Figure 9, cap assembly 18 is being formed up and down longways by plastic thin plate, slides at the occlusion locations (with reference to Fig. 9) of release position of downside (with reference to Fig. 8) and upside.On cap assembly 18, forming longways up and down with the peristome 20 of load side terminal 4 with number.The length setting of peristome 20 becomes terminal mouth 7 and inserts mouthful 12 length that can expose simultaneously.Therefore, under the state that electric wire 9 has been connected with load side terminal 4, can slide up and down to operate cap assembly 18.
When cap assembly 18 was slided into the release position, terminal mouth 7 and 12 liang of sides of insertion mouth were exposed to the front (with reference to Fig. 8) of decoupler housing 2 from peristome 20.When cap assembly 18 is slided into occlusion locations, insert mouth 12 and get clogged, terminal mouth 7 and 11 liang of sides of affirmation window are exposed to the front (with reference to Fig. 9) of decoupler housing 2 from peristome 20.On the edge of the left and right sides of cap assembly 18, formed and the chimeric protuberance 21 (with reference to Fig. 6) of the recess of mounting groove 16 (diagram is omitted), constitute the device that cap assembly 18 is remained on release position and occlusion locations by protuberance 21.
As Fig. 7, Fig. 8, shown in Figure 9, terminal cover 17 is formed by the modes than cap assembly 18 weak points by plastic thin plate.At the central portion of terminal cover 17, formed the finger frame 22 that when this cover 17 of slide, tangles finger tip.On side's lateral margin about terminal cover 17, formed snap lock stator 24 by otch 23, be provided with the chimeric projection 25 of recess (diagram is omitted) with mounting groove 15 in the lower end of snap lock stator 24.And be optionally to block one of three terminal mouths 17, keep this occlusion locations by projection 25 by terminal cover 17.
On the surface of terminal cover 17, the demonstration 26 of " 100V " is arranged in the upper end, the demonstration 27 of " 200V " is arranged in the bottom.In load side terminal 4, the terminal of central authorities is as the neutral pole terminal, and terminal up and down is used as the voltage pole terminal.When obtaining the voltage of 100V, insertion electric wire 9 in last or terminal mouth down 7 and central terminal mouth 7 is blocked obsolete terminal mouth 7 with terminal cover 17, covers the demonstration 27 (with reference to Fig. 8) of " 200V " with emulsion sheet 19.When obtaining the voltage of 200V, electric wire 9 is connected in terminal mouth 7 up and down, block the terminal mouth 7 of obsolete central authorities with terminal cover 17, cover the demonstration 26 (with reference to Fig. 9) of " 100V " with emulsion sheet 19.
As Figure 10～shown in Figure 12,,, be provided with the mechanisms 31 of the connection status that shows 9 pairs of speed knots of electric wire clamped nipples 8 in the inside of decoupler housing 2 at the upside of three load side terminals 4.This indication mechanism 31 is by the slide unit 32 mobile by means of the front end of electric wire 8, as the spring 33 (with reference to Figure 11) of the elastomeric element that slide unit 32 is restored and display unit 34 formations of rotating with slide unit 32 interlocks.
According to the circuit breaker 1 of above-mentioned formation, can obtain following action effect.
(a) arrange the terminal mouth 7 of load side terminal 4, confirm window 11 and insert mouth 12 by indulging row in the front of decoupler housing 2, thereby it is slim that circuit breaker 1 is constituted, this external enwergy is additional Presentation Function and experiment with measuring function on load side terminal 4.
(b) at terminal mouth 7 and the affirmation window 11 of being arranged above and below, move forward and backward slide unit 32 in the behind of confirming window 11 by electric wire 9, rotate display units 34 by slide unit 32, thereby can be at 7 in the terminal mouth up and down indication mechanism 31 of packing into, more unfertile land forms decoupler housing 2.
(c) in the incorporating section 40 of circle, take in discoideus display unit 34, the connecting pore 41 at the eccentric position that is arranged on display unit 34 is linked in fulcrum 36 with slide unit 32 one, thereby can constitute indication mechanism 31 simply, and can make it positively to move with few parts.
(d) can be around the rotational display unit 34 of above-below direction, thereby can shorten the arrangement pitch of load side terminal 4, control the overall height of decoupler housing 2 lowlyer.
(e) on the front of decoupler housing 2, be arranged above and below terminal mouth 7 and insert mouthfuls 12, can cover insertion mouth 12 with cap assembly 18 with opening and closing, thereby a plurality of circuit breakers 1 are being arranged the occasion that is arranged in the distribution board, can easily implement experiment with measuring from the front face side of decoupler housing 2, in addition, do not test common the time, can stop up with cap assembly 18 and insert mouthfuls 12, prevent that the mistake of electric wire 9 from connecting, the entering of dust.
(f) terminal mouth 7 and the peristome 20 that inserts mouthful 12 liang of length that can expose on cap assembly 18, have been formed, thereby make terminal mouth 7 in the release position of cap assembly 18 and insert mouthful 12 liang of sides and expose, can easily implement experiment with measuring, occlusion locations at cap assembly 18 only makes terminal mouth 7 expose, and can forbid that 9 pairs in electric wire inserts the mistake connection of mouth 12.
(g) can positively remain on release position and occlusion locations to cap assembly 18 by protuberance 21.
Secondly, the embodiment 2 of circuit breaker involved in the present invention is described based on Figure 13～Figure 16.Different aspect the formation of the parts that the circuit breaker 51 of embodiment 2 hides at the terminal hole 7 to load side terminal 4 with the circuit breaker 1 of embodiment 1.Other formations are identical with embodiment 1, pay on accompanying drawing with same-sign, omit explanation.
As shown in figure 13, between the front end of dividing body 2a, the 2b of decoupler housing 2, cap assembly 18 that the insertion mouth 12 to load side terminal 4 opens and closes and the seal closure 52 that optionally hides terminal mouth 7 have been installed.Seal closure 52 possess the insertion section 53 that is inserted into removedly in the selected terminal mouth 7 and with the junction surface that engages previously 54 of decoupler housing 4, both are by synthetic resin material integrally formed (with reference to Figure 16).
As shown in figure 15, on the inner face of the front-end edge 14 of dividing body 2a, 2b, formed mounting cup parts 18 mounting groove 16, the mounting groove 15 of seal closure 52 and the sticking department 55 that the junction surface 54 of seal closure 52 is locked are installed.Sticking department 55 forms perpendicular to front-end edge 14 by the mode of the front that hides junction surface 54.And, under the state that dividing body 2a, 2b are assembled, about sticking department 55 left and right sides edge to junction surface 54 locks from the place ahead of decoupler housing 2, thereby prevent that insertion section 53 from coming off from terminal mouth 7.
In the circuit breaker 51 of embodiment 2, when obtaining the voltage of 100V, shown in Figure 14 (a) and (b), cover the terminal mouth 7 of the load side terminal 4 of downsides or upside by seal closure 52, by the terminal mouth 7 that remains two load side terminals 4 electric wire 9 is connected with the fast clamped nipple 8 of tying.When obtaining the voltage of 200V, shown in Figure 14 (c), cover the terminal mouth 7 of the load side terminal 4 of central authorities by seal closure 52, by the terminal mouth 7 of two load side terminals 4 up and down electric wire 9 is connected with the fast clamped nipple 8 of tying.
According to the circuit breaker 51 of above-mentioned formation, can obtain following action effect.
(h) can be on the front of decoupler housing 2 the voltage switching mechanism of intensive three load side terminals 4, not only thin but also little ground forming circuit decoupler 51.
(i) can prevent that the mistake of electric wire 9 from connecting with the terminal mouth 7 of the obsolete load side terminal 4 of seal closure 52 sealings.
(j) seal closure 52 has been installed on the front of decoupler housing 2, thereby need not have been taken off circuit breaker 51 from distribution board and just can easily carry out voltage switching operation.
(k) junction surface 54 to seal closure 52 locks from the place ahead of decoupler housing 2 by sticking department 55, no matter thereby distribution board or circuit breaker 51 angle is set how, can both prevent positively that seal closure 52 from coming off.
Circuit breaker of the present invention is not limited to above-mentioned execution mode, as following illustration, can suitably change the formation of each several part without departing from the spirit and scope of the invention and implement.
(1) in circuit breaker shown in Figure 11, the load side terminal 4 of the upside of decoupler housing 2 fronts or downside is used as neutral pole.
(2) in circuit breaker shown in Figure 31, load side terminal 4 is made as both-end, arrange two terminal mouths 7 respectively, confirm window 11 and insert mouth 12 at above-below direction.
(3) in circuit breaker shown in Figure 51, be vertically formed the front of decoupler housing 2, level load side terminal 4 is set.
(4) in terminal cover 17 shown in Figure 7, use different colors to carry out painted respectively to the demonstration 26 of " 100V " and the demonstration 27 of " 200V ".
Claims (3)
1. circuit breaker is provided with the action bars that circuit is opened and closed on the decoupler housing, has arranged a plurality of load side terminals and power supply side terminal at above-below direction respectively on the front of decoupler housing and the back side, it is characterized in that,
On the front of decoupler housing, be provided with the terminal mouth that is used for the speed of electric wire and load side terminal knot clamped nipple is connected, be used for the measurement terminal of metrical instrument and speed are tied insertion mouth that clamped nipple is electrically connected and the cap assembly that can hide the insertion mouth with opening and closing, cap assembly slidably has been installed on the decoupler housing.
2. circuit breaker according to claim 1, it is characterized in that, be provided with above-mentioned terminal mouth and insert mouth in the above-below direction arrangement, formed the peristome that can make the terminal mouth and insert the length that mouthful two sides expose simultaneously on cap assembly, cap assembly makes the terminal mouth and is inserting mouthful two sides from release position that peristome exposes and the occlusion locations slip that the terminal mouth is exposed from peristome.
3. circuit breaker according to claim 2 is characterized in that, possesses the device that cap assembly is remained on release position and occlusion locations.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010106209968A CN102044383B (en) | 2007-10-12 | 2007-10-12 | Circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010106209968A CN102044383B (en) | 2007-10-12 | 2007-10-12 | Circuit breaker |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007101807624A Division CN101409182B (en) | 2007-10-12 | 2007-10-12 | Circuit disconnector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102044383A true CN102044383A (en) | 2011-05-04 |
| CN102044383B CN102044383B (en) | 2013-11-13 |
Family
ID=43910416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010106209968A Active CN102044383B (en) | 2007-10-12 | 2007-10-12 | Circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102044383B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103309415A (en) * | 2012-03-08 | 2013-09-18 | 鸿富锦精密工业（深圳）有限公司 | Hard disk fixing device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007012594A (en) * | 2005-06-03 | 2007-01-18 | Kawamura Electric Inc | Wiring circuit breaker |
| CN1901116A (en) * | 2006-07-20 | 2007-01-24 | 常熟开关制造有限公司(原常熟开关厂） | Locking device for breaker electric operation mechanism |
| JP2007149586A (en) * | 2005-11-30 | 2007-06-14 | Kawamura Electric Inc | Circuit breaker |
-
2007
- 2007-10-12 CN CN2010106209968A patent/CN102044383B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007012594A (en) * | 2005-06-03 | 2007-01-18 | Kawamura Electric Inc | Wiring circuit breaker |
| JP2007149586A (en) * | 2005-11-30 | 2007-06-14 | Kawamura Electric Inc | Circuit breaker |
| CN1901116A (en) * | 2006-07-20 | 2007-01-24 | 常熟开关制造有限公司(原常熟开关厂） | Locking device for breaker electric operation mechanism |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103309415A (en) * | 2012-03-08 | 2013-09-18 | 鸿富锦精密工业（深圳）有限公司 | Hard disk fixing device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102044383B (en) | 2013-11-13 |
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