CN103839733A - Closeable state indicating device of breaker and operating mechanism cooperating with closeable indicating device - Google Patents
Closeable state indicating device of breaker and operating mechanism cooperating with closeable indicating device Download PDFInfo
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- CN103839733A CN103839733A CN201410113385.2A CN201410113385A CN103839733A CN 103839733 A CN103839733 A CN 103839733A CN 201410113385 A CN201410113385 A CN 201410113385A CN 103839733 A CN103839733 A CN 103839733A
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Abstract
The invention discloses a closeable state indicating device of a breaker and an operating mechanism cooperating with the closeable state indicating device and belongs to the technical field of low-voltage apparatus. The closeable state indicating device of the breaker comprises a first linkage shaft, a first contact pin, a second contact pin and a closeable state indicating panel, wherein the first contact pin is connected to the rear end of the first linkage shaft, the closeable state indicating panel is connected to the front end of the first linkage shaft, and the second contact pin is connected to the rear end of the first linkage shaft. The operating mechanism comprises an energy storage mechanism, a switching-closing transmission mechanism, a lock catch mechanism and a closing button nullifying mechanism, wherein the energy storage mechanism, the switching-closing transmission mechanism and the lock catch mechanism are matched with the indicating device, so that the indicating device can indicate a closeable state when the breaker meets three necessary closing conditions; the closing button nullifying mechanism is used for guaranteeing that a closing button is void when the breaker can not be closed. According to the closeable state indicating device of the breaker and the operating mechanism cooperating with the closeable state indicating device, it can be guaranteed that closing is executed after the breaker meets the three closing conditions, and the structure of the indicating device is greatly simplified.
Description
Technical field
The present invention relates to low voltage electrical apparatus technology field, more particularly, what relate to a kind of circuit breaker can "on" position indicating device and the operating mechanism that coordinates with this device.
Background technology
Circuit breaker is as a kind of electric equipment of controlling transmission line break-make, and its performance directly affects the safety of downstream electric equipment, and any circuit breaker failure all likely brings huge economic loss or even casualties.Operating mechanism is the execution unit of circuit breaker, is the core of whole circuit breaker, be responsible for providing that circuit breaker divides, the needed energy of closing operation and carry out point, closing operation.
Circuit breaker at least comprises a pair of contact and makes the operating mechanism of contact splitting or integrating, and this operating mechanism can be in multiple different states.In order to show the state of operating mechanism, on operating mechanism, be also provided with the member of indicating status.The indication of the common state of operating mechanism comprises the indication of splitting or integrating lock and energy storage, releases and can indicate, and wherein when the state indicating member demonstration circuit breaker of circuit breaker is during in separating brake and energy storage state, generally can think the state of circuit breaker in closing a floodgate.But in fact really not so, when the separating brake snap close in circuit breaker is during in non-free position, show the under-voltage coil of circuit breaker and ETU actuator does not reset or do not remove with the interlocking of drawout chassis, now circuit breaker still can not close a floodgate.Therefore it is closed that, circuit breaker must meet following three conditions ability:
1, the necessary energy storage of operating mechanism;
2, circuit breaker must be in disconnecting (being separating brake) state;
3, separating brake snap close must be in free position.
Through retrieval, Chinese Patent Application No. 201010201059.9, the applying date is on June 12nd, 2010, invention and created name is: can "on" position indicating device; This application case discloses one can "on" position indicating device, comprising: main body, indication panel, the first haptic element, the second haptic element, the 3rd haptic element and the 4th haptic element.Indication panel indication can "on" position or can not "on" position.The first haptic element coordinates with the stored energy mechanism of the operating mechanism of circuit breaker.The second haptic element and the 3rd haptic element coordinate with the transmission mechanism of the operating mechanism of circuit breaker.The 4th haptic element coordinates with the combined floodgate slide block of circuit breaker.In the time that the first haptic element is positioned at the energy storage position of circuit breaker, closing position that the second haptic element is positioned at circuit breaker and the 3rd haptic element and is positioned at the free position of dropout semiaxis of circuit breaker, indication panel indication can "on" position, and the 4th haptic element be positioned at circuit breaker combined floodgate slide block can closing position; Otherwise indication panel indication can not "on" position, and the 4th haptic element be positioned at circuit breaker combined floodgate slide block can not closing position.This application case has solved the problem that indication circuit breaker can "on" position to a certain extent, but 4 haptic elements of this application case design coordinate to judge respectively the location status of circuit breaker with transmission mechanism, stored energy mechanism and separating brake semiaxis, the not only complex structure of state indicating device itself, the expense that causes it to manufacture and design is higher; Meanwhile, the complex structure degree of the circuit breaker operation mechanism coordinating with this indicating device also can correspondingly improve, and this has brought difficulty to the production of whole circuit breaker, assembling; In addition, complicated structural design also can cause the corresponding of state indicating device failure rate to be increased, and brings hidden danger to the safety operation of circuit breaker.
Summary of the invention
1. the technical problem that invention will solve
The object of the invention is to overcome existing circuit breaker can "on" position indicating device and the operating mechanism that coordinates with this device exist: (1) can only indicate circuit breaker in energy storage and energy release state and opening and closing state, and can not indicate circuit breaker to close a floodgate to need three conditions that meet completely; (2) complex structure, the deficiency that design and manufacture cost is high, what a kind of circuit breaker was provided can "on" position indicating device and the operating mechanism that coordinates with this device; The present invention is optimized the structure of operating mechanism that can "on" position indicating device and coordinate with it, in the energy storage indication that rationally utilizes existing circuit breaker to have and divide-shut brake deixis, by increasing again two haptic elements, one for judging that whether separating brake snap close is in free position, and another is for coordinating and avoid the misoperation of closing a floodgate with combined floodgate slide block; Whole indicating device simple in structure, design and manufacture cost is low, and processing, the assembly difficulty of circuit breaker are also weakened.
2. technical scheme
For achieving the above object, technical scheme provided by the invention is:
A kind of circuit breaker of the present invention can "on" position indicating device, comprise the first universal driving shaft, the first extension, the first haptic element, the second extension, the second haptic element and the indication panel that can close a floodgate; The first described haptic element is connected in the rear end of the first universal driving shaft by the first extension, described closed a floodgate indication panel is also connected in the front end of the first universal driving shaft by the first extension; The second described haptic element is connected in the rear end of the first universal driving shaft by the second extension.
Further, on the first described universal driving shaft, offer the first universal driving shaft through hole, described closed a floodgate indication panel comprises first indication panel and second indication panel that can close a floodgate that can close a floodgate, described first indication panel that can close a floodgate is connected with the first extension, described second indication panel that can close a floodgate protrudes from first indication panel that can close a floodgate, and the second bottom that can close a floodgate indication panel is provided with the first brace rod.
The operating mechanism of a kind of circuit breaker of the present invention, comprises the invalid mechanism of stored energy mechanism, opening-closing transmission mechanism, latching device and switch knob, wherein:
Described stored energy mechanism comprises energy storage indication piece and circle wheel, described energy storage indication piece with can the interlock of "on" position indicating device, this energy storage indication piece comprises breach engaging key; On described circle wheel, offer breach; Breach engaging key and the outward flange that breach fastens or edge circle is taken turns move; Energy storage indication piece shows energy storage with the evolution of breach engaging key or releases can state, can "on" position indicating device can close a floodgate with energy storage indication piece linkage display or can not "on" position;
Described opening-closing transmission mechanism comprises divide-shut brake indication piece and divide-shut brake power transmission shaft, described divide-shut brake indication piece with can "on" position indicating device interlock, this divide-shut brake indication piece comprises arc-shaped guide plate; On described divide-shut brake power transmission shaft, be fixed with power transmission shaft STATEMENT OF FEDERALLY SPONSORED, this power transmission shaft STATEMENT OF FEDERALLY SPONSORED is positioned at the top of arc-shaped guide plate, and power transmission shaft STATEMENT OF FEDERALLY SPONSORED does not contact or arc-shaped guide plate is pressed down with arc-shaped guide plate with the rotation of divide-shut brake power transmission shaft; Divide-shut brake indication piece shows separating brake or "on" position with the motion of arc-shaped guide plate, can "on" position indicating device can close a floodgate with divide-shut brake indication piece linkage display or can not "on" position;
Described latching device comprises snap close semiaxis, on this snap close semiaxis, is fixed with semiaxis gangbar; Described semiaxis gangbar is positioned at the top of the second haptic element, and this semiaxis gangbar does not contact with the second haptic element or the second haptic element is pressed down with the rotation of snap close semiaxis; Can "on" position indicating device show and can close a floodgate or can not "on" position with the motion of the second haptic element;
The invalid mechanism of described switch knob comprises switch knob, combined floodgate slide block and combined floodgate semiaxis; Described combined floodgate slide block contacts with the first haptic element, can "on" position indicating device shows that can "on" position time, combined floodgate slide block be positioned at initial position, and now, switch knob, combined floodgate slide block and combined floodgate semiaxis are in linkage status; Can "on" position indicating device show that can not "on" position time, the first haptic element promotes combined floodgate slide block away from initial position, now, combined floodgate slide block does not contact with combined floodgate semiaxis, and switch knob is invalid.
Further, described energy storage indication piece also comprises the second universal driving shaft, spring carrier arm, First Transition plate and energy storage indication panel; On the second described universal driving shaft, offer the second universal driving shaft through hole, described spring carrier arm is connected in the rear end of the second universal driving shaft, and described energy storage indication panel is connected in the front end of the second universal driving shaft by First Transition plate; The middle part of described First Transition plate offers the first scallop hole, and above-mentioned breach engaging key mapping is in the bottom of First Transition plate; The bottom of described energy storage indication panel is provided with the second brace rod.
Further, described divide-shut brake indication piece also comprises the 3rd universal driving shaft, the second rebound, divide-shut brake indication panel; On the 3rd described universal driving shaft, offer the 3rd universal driving shaft through hole, above-mentioned arc-shaped guide plate is connected in the rear end of the 3rd universal driving shaft, and a side of this arc-shaped guide plate is provided with limiting plate, for limiting the motion of power transmission shaft STATEMENT OF FEDERALLY SPONSORED; Described divide-shut brake indication panel is connected in the front end of the 3rd universal driving shaft by the second rebound, the middle part of the second described rebound offers the second scallop hole, and the bottom of described divide-shut brake indication panel is provided with the 3rd brace rod.
Further, described energy storage indication panel is covered in first and can closes a floodgate on indication panel, and the second brace rod is resisted against the first bottom that can close a floodgate indication panel, realizes the interlock of energy storage indication panel and the indication panel that can close a floodgate; The 3rd described brace rod is resisted against the bottom of the first brace rod, realizes divide-shut brake indication panel and the interlock of the indication panel that can close a floodgate.
Further, described can "on" position indicating device and operating mechanism be all installed on side plate, on this side plate, be provided with the first haptic element spacing hole, spring connecting axle and indication panel limit shaft, above-mentioned the first haptic element is plugged in the first described haptic element spacing hole, and the first haptic element spacing hole is for limiting the motion of the first haptic element; On described spring connecting axle, be connected with the first spring and the second spring, the first described spring is connected with spring carrier arm, the second described spring is connected with the second extension, and this first spring and the second spring are for limiting energy storage indication piece and motion that can "on" position indicating device; Described indication panel limit shaft is plugged in the first scallop hole and the second scallop hole, and this indication panel limit shaft is for limiting the motion of energy storage indication piece and divide-shut brake indication piece.
Further, the described side plate back side is provided with sensitive switch near the first haptic element spacing hole place, and this sensitive switch is connected with host computer by wire, indication circuit breaker close a floodgate or can not "on" position.
3. beneficial effect
Adopt technical scheme provided by the invention, compared with existing known technology, there is following remarkable result:
(1) a kind of circuit breaker of the present invention can "on" position indicating device, energy storage indication and the divide-shut brake deixis of reasonably having utilized existing circuit breaker to have, by increasing again two haptic elements, one for judging that whether separating brake snap close is in free position, another is for coordinating and avoid the misoperation of closing a floodgate with combined floodgate slide block, make whole can "on" position indicating device structure greatly simplification, design and processing cost reduce;
(2) operating mechanism of a kind of circuit breaker of the present invention, in order can to coordinate by "on" position indicating device with novel better, layout and structure of modification in various degree all done in the invalid mechanism of its stored energy mechanism, opening-closing transmission mechanism, latching device and switch knob, make the structure of whole operating mechanism simpler, the so not only processing of whole circuit breaker, assembling difficulty are weakened, and production cost reduces; The failure rate of circuit breaker is also reduced, and has brought guarantee to the safety operation of circuit breaker.
Accompanying drawing explanation
Fig. 1 is structural representation that can "on" position indicating device of the present invention;
Fig. 2 be in the present invention with the structural representation of the energy storage indication piece can "on" position indicating device coordinating;
(a) in Fig. 3 and (b) be respectively in the present invention the structural representation of the different visual angles can "on" position indicating device coordinating with energy storage indication piece, divide-shut brake indication piece;
(a) in Fig. 4 and (b) be respectively operating mechanism in the present invention can position and the action principle figure between each parts when energy storage position in releasing;
(a) in Fig. 5 and (b) be respectively operating mechanism action principle figure between each parts in the time of open position and closing position in the present invention;
(a) in Fig. 6 and (b) be respectively separating brake snap close action principle figure between each parts in the time of free position and non-free position of operating mechanism in the present invention;
(a) in Fig. 7 and (b) be respectively switch knob action principle figure between each parts in the time of effective and disarmed state in the present invention;
Fig. 8 is the schematic diagram that it(?) can "on" position indicating device in the present invention coordinating with sensitive switch;
Fig. 9 is the overall structure schematic diagram that it(?) can "on" position indicating device in the present invention coordinating with operating mechanism.
Label declaration in schematic diagram:
11, the first universal driving shaft; 111, the first universal driving shaft through hole; 12, the first extension; 121, the first haptic element; 13, the second extension; 131, the second haptic element; 141, first indication panel that can close a floodgate; 142, second indication panel that can close a floodgate; 143, the first brace rod; 21, the second universal driving shaft; 211, the second universal driving shaft through hole; 22, spring carrier arm; 23, First Transition plate; 231, the first scallop hole; 232, breach engaging key; 24, energy storage indication panel; 241, the second brace rod; 31, the 3rd universal driving shaft; 311, the 3rd universal driving shaft through hole; 32, arc-shaped guide plate; 321, limiting plate; 33, the second rebound; 331, the second scallop hole; 34, divide-shut brake indication panel; 341, the 3rd brace rod; 4, side plate; 41, the first haptic element spacing hole; 42, spring connecting axle; 421, the first spring; 422. second springs; 43, indication panel limit shaft; 5, circle wheel; 51, breach; 61, divide-shut brake power transmission shaft; 62, power transmission shaft STATEMENT OF FEDERALLY SPONSORED; 7, snap close semiaxis; 71, semiaxis gangbar; 81, switch knob; 821, first promote section; 822, second promote section; 823, the 3rd promote section; 83, combined floodgate semiaxis; 831, semiaxis STATEMENT OF FEDERALLY SPONSORED; 91, sensitive switch; 92, wire.
Embodiment
For further understanding content of the present invention, the present invention is described in detail in conjunction with the accompanying drawings and embodiments.
Embodiment 1
By reference to the accompanying drawings, a kind of circuit breaker of the present embodiment can "on" position indicating device (referring to Fig. 1), comprise the first universal driving shaft 11, the first extension 12, the first haptic element 121, the second extension 13, the second haptic element 131 and the indication panel that can close a floodgate.The first described haptic element 121 is connected in the rear end of the first universal driving shaft 11 by the first extension 12, described closed a floodgate indication panel is also connected in the front end of the first universal driving shaft 11 by the first extension 12.The second described haptic element 131 is connected in the rear end of the first universal driving shaft 11 by the second extension 13.On the first universal driving shaft 11, offer the first universal driving shaft through hole 111, described closed a floodgate indication panel comprises first indication panel 141 and second indication panel 142 that can close a floodgate that can close a floodgate, described first indication panel 141 that can close a floodgate is connected with the first extension 12, described second indication panel 142 that can close a floodgate protrudes from first indication panel 141 that can close a floodgate, the second bottom that can close a floodgate indication panel 142 is provided with the first brace rod 143, the second surface that can close a floodgate indication panel 142 is provided with can close a floodgate Warning Mark " OK " and the Warning Mark that can not close a floodgate " NOT OK ", the Warning Mark " OK " that can close a floodgate is positioned at the top of the Warning Mark that can not close a floodgate " NOT OK ".
The operating mechanism can "on" position indicating device coordinating of a kind of and circuit breaker of the present embodiment, comprises the invalid mechanism of stored energy mechanism, opening-closing transmission mechanism, latching device and switch knob, wherein:
Described stored energy mechanism comprises energy storage indication piece and circle wheel 5, and described energy storage indication piece (referring to Fig. 2) comprises the second universal driving shaft 21, spring carrier arm 22, First Transition plate 23 and energy storage indication panel 24; On the second described universal driving shaft 21, offer the second universal driving shaft through hole 211, described spring carrier arm 22 is connected in the rear end of the second universal driving shaft 21, and described energy storage indication panel 24 is connected in the front end of the second universal driving shaft 21 by First Transition plate 23; The middle part of described First Transition plate 23 offers the first scallop hole 231, and the bottom of this First Transition plate 23 is provided with breach engaging key 232.The bottom of described energy storage indication panel 24 is provided with the second brace rod 241, the surface of energy storage indication panel 24 is provided with energy storage Warning Mark " energy storage " and releases and can " release energy " by Warning Mark, and energy storage Warning Mark is positioned at the top (Fig. 2 is not shown) of releasing energy Warning Mark.Energy storage indication panel 24 is covered in first and can closes a floodgate on indication panel 141, and the second brace rod 241 is resisted against the first bottom (referring to (b) in Fig. 3) that can close a floodgate indication panel 141, realizes the interlock of energy storage indication panel 24 and the indication panel that can close a floodgate.On described circle wheel 5, offer breach 51, breach engaging key 232 can fasten with breach 51 or move along the outward flange of circle wheel 5.
The energy storage indication piece of the present embodiment shows energy storage with the evolution of breach engaging key 232 or releases can state, can "on" position indicating device can close a floodgate with energy storage indication piece linkage display or can not "on" position.Concrete principle is explained as follows:
Referring to (a) in Fig. 4 and (b), the energy storage indication piece of the present embodiment with can be connected with side plate 4 with the second universal driving shaft through hole 211 through the first universal driving shaft through hole 111 by the connecting axle being installed on side plate 4 by "on" position indicating device.On side plate 4, be provided with the first haptic element spacing hole 41, spring connecting axle 42 and indication panel limit shaft 43, the first haptic elements 121 and be plugged in the first haptic element spacing hole 41, the first haptic element spacing hole 41 is for limiting the motion of the first haptic element 121.On described spring connecting axle 42, be connected with the first spring 421 and the second spring 422, the first spring 421 is connected with spring carrier arm 22, the second spring 422 is connected with the through hole of offering on the second extension 13, and this first spring 421 and the second spring 422 are for limiting energy storage indication piece and motion that can "on" position indicating device.Described indication panel limit shaft 43 is plugged in the first scallop hole 231, and this indication panel limit shaft 43 can only rotate for limiting energy storage indication piece in the angular range of regulation.
It should be noted which kind of state is the internal structure that the structure that the present embodiment is introduced is circuit breaker, when the actual use of user, observe circuit breaker in by a form herein.In described form, user can observe the second multiple combination form that can close a floodgate Warning Mark on indication panel 142, energy storage indication panel 24 and divide-shut brake indication panel 34 hereinafter described, wherein, while showing " O, OK, energy storage " in form, mean that circuit breaker is in can "on" position, switch knob 81 is effective.
Stored energy mechanism and cooperation principle that can "on" position indicating device, suppose that operating mechanism is all the time in gate-dividing state herein for convenience of explanation.In the time of operating mechanism energy storage, breach engaging key 232 fastens with breach 51, now in form, shows " O, OK, energy storage " mark.In the time that operating mechanism is released energy, breach engaging key 232 is resisted against the outward flange of circle wheel 5, energy storage indication panel 24 upwards rotates take the second universal driving shaft 21 as fulcrum, and drive the indication panel that can close a floodgate to move upward by the second brace rod 241 simultaneously, now in form, show " O, NOT OK, release can ", indication circuit breaker is in can not "on" position.
Described opening-closing transmission mechanism comprises divide-shut brake indication piece and divide-shut brake power transmission shaft 61, on divide-shut brake power transmission shaft 61, be welded with power transmission shaft STATEMENT OF FEDERALLY SPONSORED 62, divide-shut brake indication piece (referring to (a) in Fig. 3) comprises the 3rd universal driving shaft 31, arc-shaped guide plate 32, the second rebound 33, divide-shut brake indication panel 34.On the 3rd described universal driving shaft 31, offer the 3rd universal driving shaft through hole 311, divide-shut brake indication piece is connected with the connecting axle on side plate 4 by the 3rd universal driving shaft through hole 311.Arc-shaped guide plate 32 is connected in the rear end of the 3rd universal driving shaft 31, and a side of this arc-shaped guide plate 32 is provided with limiting plate 321, for limiting the motion of power transmission shaft STATEMENT OF FEDERALLY SPONSORED 62.Power transmission shaft STATEMENT OF FEDERALLY SPONSORED 62 is positioned at the top of arc-shaped guide plate 32, and power transmission shaft STATEMENT OF FEDERALLY SPONSORED 62 does not contact with arc-shaped guide plate 32 or arc-shaped guide plate 32 is pressed down with the rotation of divide-shut brake power transmission shaft 61.Described divide-shut brake indication panel 34 is connected in the front end of the 3rd universal driving shaft 31 by the second rebound 33, the middle part of the second rebound 33 offers the second scallop hole 331, and indication panel limit shaft 43 rotates with restriction divide-shut brake indication piece through this second scallop hole 331 in the angular range of regulation.The bottom of described divide-shut brake indication panel 34 is provided with the 3rd brace rod 341, and the surface of divide-shut brake indication panel 34 is provided with separating brake mark " O " and the mark " I " that closes a floodgate, and separating brake mark " O " is positioned at the top of the mark " I " that closes a floodgate.
Divide-shut brake indication piece shows separating brake or "on" position with the motion of arc-shaped guide plate 32, can "on" position indicating device can close a floodgate with divide-shut brake indication piece linkage display or can not "on" position.Concrete principle is explained as follows:
Referring to (a) in Fig. 5 and (b), close/open machine and cooperation principle that can "on" position indicating device, suppose operating mechanism energy storage all the time herein for convenience of explanation.When operating mechanism is during in gate-dividing state, power transmission shaft STATEMENT OF FEDERALLY SPONSORED 62 does not contact with arc-shaped guide plate 32, now in form, shows " O, OK, energy storage ".When operating mechanism is during in "on" position, divide-shut brake power transmission shaft 61 drives power transmission shaft STATEMENT OF FEDERALLY SPONSORED 62 to move, power transmission shaft STATEMENT OF FEDERALLY SPONSORED 62 is moved along arc-shaped guide plate 32, arc-shaped guide plate 32 is depressed, divide-shut brake indication panel 34 upwards rotates take the 3rd universal driving shaft 31 as fulcrum, and by the coordinating of the 3rd brace rod 341 and the first brace rod 143, and the drive indication panel that can close a floodgate moves upward simultaneously, now in form, show " I, NOT OK, energy storage ", indication circuit breaker is in can not "on" position.
Described latching device comprises snap close semiaxis 7, on this snap close semiaxis 7, is fixed with semiaxis gangbar 71; Described semiaxis gangbar 71 is positioned at the top of the second haptic element 131, and this semiaxis gangbar 71 does not contact with the second haptic element 131 or the second haptic element 131 is pressed down with the rotation of snap close semiaxis 7; Can "on" position indicating device show and can close a floodgate or can not "on" position with the motion of the second haptic element 131.Concrete principle is explained as follows:
Referring to (a) in Fig. 6 and (b), latching device and cooperation principle that can "on" position indicating device for convenience of explanation, supposes operating mechanism energy storage all the time herein and in gate-dividing state.When the separating brake snap close of latching device is during in free position, semiaxis gangbar 71 does not contact with the second haptic element 131, now in form, shows " O, OK, energy storage "; When the separating brake snap close of latching device is during in non-free position, snap close semiaxis 7 drives semiaxis gangbar 71 to press down the second haptic element 131, the indication panel that can close a floodgate moves upward take the first universal driving shaft 11 as fulcrum, now in form, show " O, NOT OK, energy storage ", indication circuit breaker is in can not "on" position.
Referring to (a) in Fig. 7 and (b), the invalid mechanism of described switch knob comprises switch knob 81, combined floodgate slide block and combined floodgate semiaxis 83; Described combined floodgate slide block comprises that the first promotion section 821, the second promotion section 822 and the 3rd promote section 823, can "on" position indicating device show can "on" position (being to show " OK " in form) time, combined floodgate slide block is positioned at initial position, switch knob 81 contacts with the first top that promotes section 821, the first haptic element 121 and second promotes section 822 and contacts, the bottom connection that semiaxis STATEMENT OF FEDERALLY SPONSORED 831 on combined floodgate semiaxis 83 and first promotes section 821 touches, and switch knob 81, combined floodgate slide block and combined floodgate semiaxis 83 are in linkage status.Switch knob 81 is effective, can drive combined floodgate semiaxis 83 to rotate closing operation.
And when can "on" position indicating device showing (showing " NOT OK " in form) can not "on" position time, the indication panel that can close a floodgate must upwards rotate take the first universal driving shaft 11 as fulcrum, and the first haptic element 121 moves towards the second haptic element 131 directions along the first haptic element spacing hole 41.The first haptic element 121 can promote the second promotion section 822 away from initial position, and now, first of combined floodgate slide block promotes section 821 bottoms and will not contact with semiaxis STATEMENT OF FEDERALLY SPONSORED 831, and switch knob 81, combined floodgate slide block and combined floodgate semiaxis 83 are in non-linkage status.Switch knob 81 is invalid, cannot drive combined floodgate semiaxis 83 to rotate closing operation.
In addition, in order to increase the flexibility that circuit breaker indication can "on" position, the present embodiment is provided with sensitive switch 91(referring to Fig. 8 at side plate 4 back sides near the first haptic element spacing hole 41 places), this sensitive switch 91 is connected with host computer by wire 92, the positional information of the first haptic element 121 is transferred to host computer, indication circuit breaker close a floodgate or can not "on" position.
A kind of circuit breaker of the present embodiment can "on" position indicating device and the overall structure of the operating mechanism that coordinates with this device referring to Fig. 9, what deserves to be explained is herein, due to the complex structure of circuit breaker, clear for the design principle of the present embodiment is illustrated, the accompanying drawing providing has only extracted the structure setting relevant with the present embodiment principle on the architecture basics of original circuit breaker.The present embodiment has guaranteed that circuit breaker must meet: 1, operating mechanism energy storage; 2, circuit breaker is in disconnecting (being separating brake) state; 3, separating brake snap close, in three conditions of free position, could be carried out closing operation, has guaranteed circuit breaker safety operation in use.By energy storage indication and the divide-shut brake deixis of rationally utilizing existing circuit breaker to have, two haptic elements are only increased separately, one for judging that whether separating brake snap close is in free position, another is for coordinating and avoid the misoperation of closing a floodgate with combined floodgate slide block, just met the indication requirement that simultaneously meets three conditions, whole can "on" position indicating device structure greatly simplification, design and processing cost reduce.Simultaneously, the present embodiment pair operating mechanism coordinating with this indicating device has also carried out layout and structure of modification to a certain degree, make the structure of operating mechanism also simpler, the so not only processing of whole circuit breaker, assembling difficulty are weakened, and production cost reduces; The failure rate of circuit breaker is also reduced.
Below schematically the present invention and execution mode thereof are described, this description does not have restricted, and shown in accompanying drawing is also one of embodiments of the present invention, and actual structure is not limited to this.So, if those of ordinary skill in the art is enlightened by it, in the situation that not departing from the invention aim, without the creationary frame mode similar to this technical scheme and the embodiment of designing, all should belong to protection scope of the present invention.
Claims (8)
- Circuit breaker can a "on" position indicating device, it is characterized in that: comprise the first universal driving shaft (11), the first extension (12), the first haptic element (121), the second extension (13), the second haptic element (131) and the indication panel that can close a floodgate; Described the first haptic element (121) is connected in the rear end of the first universal driving shaft (11) by the first extension (12), described closed a floodgate indication panel is also connected in the front end of the first universal driving shaft (11) by the first extension (12); Described the second haptic element (131) is connected in the rear end of the first universal driving shaft (11) by the second extension (13).
- A kind of circuit breaker according to claim 1 can "on" position indicating device, it is characterized in that: on described the first universal driving shaft (11), offer the first universal driving shaft through hole (111), described closed a floodgate indication panel comprises first indication panel (141) and second indication panel (142) that can close a floodgate that can close a floodgate, described first indication panel (141) that can close a floodgate is connected with the first extension (12), described second indication panel (142) that can close a floodgate protrudes from first indication panel (141) that can close a floodgate, the second bottom that can close a floodgate indication panel (142) is provided with the first brace rod (143).
- 3. an operating mechanism for circuit breaker, comprises stored energy mechanism, opening-closing transmission mechanism; It is characterized in that: also comprise the invalid mechanism of latching device and switch knob, wherein:Described stored energy mechanism comprises energy storage indication piece and circle wheel (5), described energy storage indication piece with can the interlock of "on" position indicating device, this energy storage indication piece comprises breach engaging key (232); On described circle wheel (5), offer breach (51); Breach engaging key (232) fastens with breach (51) or takes turns the outward flange motion of (5) along circle; The evolution that energy storage indication piece engages key (232) with breach shows energy storage or releases can state, can "on" position indicating device can close a floodgate with energy storage indication piece linkage display or can not "on" position;Described opening-closing transmission mechanism comprises divide-shut brake indication piece and divide-shut brake power transmission shaft (61), described divide-shut brake indication piece with can "on" position indicating device interlock, this divide-shut brake indication piece comprises arc-shaped guide plate (32); On described divide-shut brake power transmission shaft (61), be fixed with power transmission shaft STATEMENT OF FEDERALLY SPONSORED (62), this power transmission shaft STATEMENT OF FEDERALLY SPONSORED (62) is positioned at the top of arc-shaped guide plate (32), and power transmission shaft STATEMENT OF FEDERALLY SPONSORED (62) does not contact with arc-shaped guide plate (32) or arc-shaped guide plate (32) is pressed down with the rotation of divide-shut brake power transmission shaft (61); Divide-shut brake indication piece shows separating brake or "on" position with the motion of arc-shaped guide plate (32), can "on" position indicating device can close a floodgate with divide-shut brake indication piece linkage display or can not "on" position;Described latching device comprises snap close semiaxis (7), on this snap close semiaxis (7), is fixed with semiaxis gangbar (71); Described semiaxis gangbar (71) is positioned at the top of the second haptic element (131), and this semiaxis gangbar (71) does not contact with the second haptic element (131) or the second haptic element (131) is pressed down with the rotation of snap close semiaxis (7); Can "on" position indicating device show and can close a floodgate or can not "on" position with the motion of the second haptic element (131);The invalid mechanism of described switch knob comprises switch knob (81), combined floodgate slide block and combined floodgate semiaxis (83); Described combined floodgate slide block contacts with the first haptic element (121), can "on" position indicating device shows that can "on" position time, combined floodgate slide block be positioned at initial position, and now, switch knob (81), combined floodgate slide block and combined floodgate semiaxis (83) are in linkage status; Can "on" position indicating device show that can not "on" position time, the first haptic element (121) promotes combined floodgate slide block away from initial position, now, combined floodgate slide block does not contact with combined floodgate semiaxis (83), and switch knob (81) is invalid.
- 4. the operating mechanism of a kind of circuit breaker according to claim 3, is characterized in that: described energy storage indication piece also comprises the second universal driving shaft (21), spring carrier arm (22), First Transition plate (23) and energy storage indication panel (24); On described the second universal driving shaft (21), offer the second universal driving shaft through hole (211), described spring carrier arm (22) is connected in the rear end of the second universal driving shaft (21), and described energy storage indication panel (24) is connected in the front end of the second universal driving shaft (21) by First Transition plate (23); The middle part of described First Transition plate (23) offers the first scallop hole (231), and above-mentioned breach engaging key (232) is positioned at the bottom of First Transition plate (23); The bottom of described energy storage indication panel (24) is provided with the second brace rod (241).
- 5. the operating mechanism of a kind of circuit breaker according to claim 4, is characterized in that: described divide-shut brake indication piece also comprises the 3rd universal driving shaft (31), the second rebound (33), divide-shut brake indication panel (34); On the 3rd described universal driving shaft (31), offer the 3rd universal driving shaft through hole (311), above-mentioned arc-shaped guide plate (32) is connected in the rear end of the 3rd universal driving shaft (31), one side of this arc-shaped guide plate (32) is provided with limiting plate (321), for limiting the motion of power transmission shaft STATEMENT OF FEDERALLY SPONSORED (62); Described divide-shut brake indication panel (34) is connected in the front end of the 3rd universal driving shaft (31) by the second rebound (33), the middle part of described the second rebound (33) offers the second scallop hole (331), and the bottom of described divide-shut brake indication panel (34) is provided with the 3rd brace rod (341).
- 6. according to the operating mechanism of a kind of circuit breaker described in claim 4 or 5, it is characterized in that: described energy storage indication panel (24) is covered in first and can closes a floodgate on indication panel (141), the second brace rod (241) is resisted against the first bottom that can close a floodgate indication panel (141), realizes the interlock of energy storage indication panel (24) and the indication panel that can close a floodgate; The 3rd described brace rod (341) is resisted against the bottom of the first brace rod (143), realizes divide-shut brake indication panel (34) and the interlock of the indication panel that can close a floodgate.
- 7. the operating mechanism of a kind of circuit breaker according to claim 6, it is characterized in that: described can "on" position indicating device and operating mechanism be all installed on side plate (4), on this side plate (4), be provided with the first haptic element spacing hole (41), spring connecting axle (42) and indication panel limit shaft (43), above-mentioned the first haptic element (121) is plugged in the first described haptic element spacing hole (41), and the first haptic element spacing hole (41) is for limiting the motion of the first haptic element (121); On described spring connecting axle (42), be connected with the first spring (421) and the second spring (422), described the first spring (421) is connected with spring carrier arm (22), described the second spring (422) is connected with the second extension (13), and this first spring (421) and the second spring (422) are for limiting energy storage indication piece and motion that can "on" position indicating device; Described indication panel limit shaft (43) is plugged in the first scallop hole (231) and the second scallop hole (331), and this indication panel limit shaft (43) is for limiting the motion of energy storage indication piece and divide-shut brake indication piece.
- 8. the operating mechanism of a kind of circuit breaker according to claim 7, it is characterized in that: sensitive switch (91) is located to be provided with near the first haptic element spacing hole (41) in described side plate (4) back side, this sensitive switch (91) is connected with host computer by wire (92), indicate circuit breaker close a floodgate or can not "on" position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410113385.2A CN103839733B (en) | 2014-03-25 | 2014-03-25 | A kind of circuit breaker can "on" position indicating device and the operating mechanism that coordinates with this device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410113385.2A CN103839733B (en) | 2014-03-25 | 2014-03-25 | A kind of circuit breaker can "on" position indicating device and the operating mechanism that coordinates with this device |
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| CN103839733A true CN103839733A (en) | 2014-06-04 |
| CN103839733B CN103839733B (en) | 2015-12-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410113385.2A Active CN103839733B (en) | 2014-03-25 | 2014-03-25 | A kind of circuit breaker can "on" position indicating device and the operating mechanism that coordinates with this device |
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| CN108461357A (en) * | 2018-03-21 | 2018-08-28 | 上海良信电器股份有限公司 | A kind of divide-shut brake instruction device of breaker operating device |
| CN111293006A (en) * | 2020-03-20 | 2020-06-16 | 贵州泰永长征技术股份有限公司 | Close-open state indicating device of circuit breaker |
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Also Published As
| Publication number | Publication date |
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| CN103839733B (en) | 2015-12-02 |
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Effective date of registration: 20160106 Address after: 211106 No. 28, long hidden Road, Jiangning economic and Technological Development Zone, Nanjing, Jiangsu Patentee after: NANJING DAQO ELECTRIC INSTITUTE CO., LTD. Address before: 212211 Jiangsu city of Zhenjiang province Yangzhong city new town of New South Road, No. 66 Patentee before: Daquan Group Co., Ltd. |
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Effective date of registration: 20170912 Address after: Xinba Daquan 212200 Yangzhong Road, Zhenjiang City, Jiangsu province 66 Patentee after: Jiangsu Daquan Kai Kai switch Co., Ltd. Address before: 211106 No. 28, long hidden Road, Jiangning economic and Technological Development Zone, Nanjing, Jiangsu Patentee before: NANJING DAQO ELECTRIC INSTITUTE CO., LTD. |
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Address after: 212200 No.66 Daquan Road, Xinba Town, Yangzhong City, Zhenjiang City, Jiangsu Province Patentee after: Jiangsu Daquan Kaifan switch Co.,Ltd. Address before: 212200 No.66 Daquan Road, Xinba Town, Yangzhong City, Zhenjiang City, Jiangsu Province Patentee before: Jiangsu Daquan Kaifan Switch Co.,Ltd. |