CN105513847A - Operating mechanism of automatic change-over switch - Google Patents
Operating mechanism of automatic change-over switch Download PDFInfo
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- CN105513847A CN105513847A CN201610009540.5A CN201610009540A CN105513847A CN 105513847 A CN105513847 A CN 105513847A CN 201610009540 A CN201610009540 A CN 201610009540A CN 105513847 A CN105513847 A CN 105513847A
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- slave unit
- separating brake
- combined floodgate
- driving
- elongated slot
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/20—Interlocking, locking, or latching mechanisms
- H01H9/26—Interlocking, locking, or latching mechanisms for interlocking two or more switches
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- Electromagnetism (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
Provided is an operating mechanism of an automatic change-over switch, belonging to the low voltage electric appliance technical field, and comprising an installing plate, a driving component and a pair of driven components. The pair of driven components respectively transmit the motion of the driving component to handles of corresponding switch bodies, allowing the handles to move between a switching-off position and a switching-on position so as to complete the switching-off and switching-on motion of the switch bodies. The switching-off motion is composed of first and second switching-off motions, and the switching-on motion is composed of first and second switching-on motions; first and second switching-on transmission structures, first and second switching-on transmission structures and an interlock position-restricted structure are arranged between the driving component and the pair of driven components; the plane where the second switching-off transmission structure and the second switching-on transmission structure are located, the plane where the first switching-off transmission structure and the first switching-on transmission structure are located, and the plane where the interlock position-restricted structure is located are successively laminated. By employing staggered and laminated arrangement, the profile size of a whole switch is smaller; in addition, transmission is simple, and motion reliability is high.
Description
Technical field
The invention belongs to low voltage electrical apparatus technology field, be specifically related to a kind of operating mechanism of automatic change-over.
Background technology
Automatic change-over, the operating mechanism comprise motor, link with motor output shaft, controls the commonly using of conventional, stand-by power supply connecting and disconnecting of the circuit, backup circuit breaker body, operating mechanism comprises mounting panel, the driver part on a mounting board of being pivoted, divide and be located at driver part both sides and the slave unit that one end coordinates with driver part, the other end coordinates with Switch main body handle.The operating mechanism of automatic change-over in the market, great majority adopt direct-push or lever, but these operating mechanisms all have the following disadvantages: structure is more complicated, and overall dimension is comparatively large, the stability of impact operation and the trend to miniaturization.
In view of above-mentioned prior art, be necessary the structure rational modification in addition to the operating mechanism of existing automatic change-over.For this reason, the applicant has done useful design, and technical scheme described below produces under this background.
Summary of the invention
The object of the invention is the operating mechanism that will provide a kind of automatic change-over, it adopts arranged stacked, makes the overall dimension of whole switch less, and transmission is simple, and Reliability of Microprocessor is high.
The object of the invention is to reach like this, a kind of operating mechanism of automatic change-over, comprise mounting panel, pivot joint on a mounting board and drive the driver part that rotates and pivot joint on a mounting board by motor and be positioned at a pair slave unit of the driver part left and right sides, respectively the action of driver part is passed to the handle of each self-corresponding Switch main body by a pair slave unit, make handle action between open position, closing position, thus complete Switch main body point, close a floodgate motion, described separating brake motion is moved by the first separating brake and is moved with the second separating brake of the first separating brake sport join and forms, described combined floodgate motion is closed a floodgate by first and is moved and form with the second combined floodgate motion of the first combined floodgate sport join, the first separating brake drive mechanism is provided with between described driver part and slave unit, second separating brake drive mechanism, first combined floodgate drive mechanism, second combined floodgate drive mechanism and interlocking position limiting structure, the first separating brake motion is completed by the first separating brake drive mechanism, the second separating brake motion is completed by the second separating brake drive mechanism, the first combined floodgate motion is completed by the first combined floodgate drive mechanism, the second combined floodgate motion is completed by the second combined floodgate drive mechanism, a Switch main body is had to be in "on" position at the most in two Switch main bodies described in being realized by interlocking position limiting structure, the plane at the second described separating brake drive mechanism and the second combined floodgate drive mechanism place, the plane at the first described separating brake drive mechanism and the first combined floodgate drive mechanism place, and the plane at interlocking position limiting structure place is cascading.
In a specific embodiment of the present invention, described driver part is provided with the driving head coordinated with left and right sides slave unit respectively for a pair; The first described separating brake drive mechanism comprises the first promotion face be arranged on driving head and the first impeller-hub be arranged on slave unit; Second separating brake drive mechanism comprises the first driving shaft be arranged on driving head and the separating brake drive surface be arranged on slave unit; First combined floodgate drive mechanism comprises the second promotion face be arranged on driving head and the second impeller-hub be arranged on slave unit; Second combined floodgate drive mechanism comprises the second driving shaft be arranged on driving head and the combined floodgate drive surface be arranged on slave unit; Interlocking position limiting structure comprises setting leading edge on the driving part and is arranged on the arc gap on slave unit.
In another specific embodiment of the present invention, described slave unit comprises push rod, upper lever, lower lever, push rod, upper lever and lower lever are cascading, described separating brake drive surface, combined floodgate drive surface is arranged on push rod, the first described impeller-hub, second impeller-hub is arranged on upper lever, and, first impeller-hub, second impeller-hub lays respectively at the both sides of push rod, described arc gap is arranged on one end of matching with driver part of lower lever, the driver slot for matching with Switch main body handle is configured with in the middle of the other end of lower lever and upper lever, described driver part comprises driving-disc and is arranged on the position-arresting disk bottom driving-disc, and the first described promotion face, the second promotion face, the first driving shaft and the second driving shaft are arranged on driving-disc, and described leading edge is directly made up of the outward flange of position-arresting disk.
In another specific embodiment of the present invention, by gyroaxis pivot joint on a mounting board, slave unit also comprises front pivot pin to described slave unit, rear pivot pin, middle pivot pin and front back-moving spring and rear back-moving spring, described upper lever offers middle elongated slot, front elongated slot, rear elongated slot, middle elongated slot and gyroaxis on the same line, front elongated slot, rear elongated slot is arranged on the both sides of middle elongated slot, middle pivot pin, front pivot pin, rear pivot pin holds respectively and fits over middle elongated slot, front elongated slot, in rear elongated slot, front back-moving spring, one end of rear back-moving spring is hung on front pivot pin respectively, on rear pivot pin, front back-moving spring, the other end of rear back-moving spring is hung on upper lever respectively, and front back-moving spring, elongated slot before rear back-moving spring hanging on upper lever a little lays respectively at, on the straight line of rear elongated slot place, push rod and middle pivot pin, front pivot pin, the end winding support of rear pivot pin, makes push rod on the top of upper lever and can along middle elongated slot, front elongated slot, rear elongated slot relative to upper lever translation, on described lower lever and correspond to front elongated slot, the position of rear elongated slot offers front cylindrical void respectively, rear cylindrical void, described front cylindrical void, rear cylindrical void is respectively used to hold front back-moving spring, rear back-moving spring.
In another specific embodiment of the present invention, slip into before described push rod is also provided with face, after slip into face, wherein, slip into before described face, combined floodgate drive surface and described after slip into face, both sides that separating brake drive surface is separately positioned on middle elongated slot; Face of slipping into before slipping into face or the first driving shaft after the second driving shaft acts on and acting on makes push rod, and relative to upper lever, to the motion of Switch main body direction, lever keeps static; When the first promotion face acts on the first impeller-hub, slave unit is rotated, driving switch body handle moves to open position, until first promotes face and the first impeller-hub and depart from when engaging, the first separating brake completing Switch main body moves, and the first driving shaft acts on separating brake drive surface, slave unit is rotated further, driving switch body handle continues to open position motion, until the first driving shaft and push rod depart from when engaging, the second separating brake completing Switch main body moves; When the second promotion face acts on the second impeller-hub, slave unit is rotated, driving switch body handle moves to closing position, until second promotes face and the second impeller-hub and depart from when engaging, the first combined floodgate completing Switch main body moves, and the second driving shaft acts on combined floodgate drive surface, slave unit is rotated further, driving switch body handle continues to closing position motion, until the second driving shaft and push rod depart from when engaging, the second combined floodgate completing Switch main body moves.
In an of the present invention and then specific embodiment, the first described driving shaft, the second driving shaft, the first impeller-hub and the second impeller-hub are the column with rolling bearing.
The present invention relates to a kind of operating mechanism of automatic change-over, the first separating brake drive mechanism is provided with between described driver part and slave unit, second separating brake drive mechanism, first combined floodgate drive mechanism, second combined floodgate drive mechanism and interlocking position limiting structure, the plane at the second separating brake drive mechanism and the second combined floodgate drive mechanism place is in the superiors of operating mechanism, the plane at the first separating brake drive mechanism and the first combined floodgate drive mechanism place is at the second layer of operating mechanism, the plane at interlocking position limiting structure place is at the orlop of operating mechanism, three-decker sets gradually in the height direction, three-decker position is interlaced arrangement in the horizontal direction simultaneously, simultaneously, in the whole separating brake motion process completing Switch main body, completed successively by the separating brake drive mechanism of two between driver part and slave unit, equally, in the whole combined floodgate motion process completing Switch main body, completed successively by the combined floodgate drive mechanism of two between driver part and slave unit, the cooperation of the second layer is closely connected with in the sequential being engaged in motion process of ground floor, make the whole switching device structure of belt switch operating mechanism compact, volume is less.
Accompanying drawing explanation
Fig. 1 is that switch operating mechanism of the present invention matches with Switch main body and forms the vertical view of automatic change-over.
Fig. 2 is that switch operating mechanism of the present invention matches with Switch main body and forms the end view of automatic change-over.
Fig. 3 is the three-dimensional exploded view of switch operating mechanism of the present invention.
Fig. 4 is slave unit stereogram of the present invention.
Fig. 5 is the three-dimensional exploded view of slave unit of the present invention.
Fig. 6 is that in slave unit of the present invention, push rod coordinates figure with upper lever.
Fig. 7 is the schematic diagram of push rod in slave unit of the present invention.
Fig. 8 is the plane graph of driving-disc in driver part of the present invention.
Fig. 9 is the three-dimensional structure diagram of driving-disc in driver part of the present invention.
Figure 10 is the front view of position-arresting disk in driver part of the present invention.
Figure 11 is the stereogram of driver part middle gear of the present invention.
Figure 12 a is the isometric front view of manual operation axle of the present invention.
Figure 12 b is the bottom isometric view of manual operation axle of the present invention.
Figure 13 is that switch operating mechanism of the present invention to match with Switch main body when forming automatic change-over the conventional gate-dividing state figure for subsequent use that closes a floodgate.
Figure 14 is that switch operating mechanism of the present invention to match with Switch main body when forming automatic change-over conventional first separating brake motion schematic diagram.
Figure 15 is that switch operating mechanism of the present invention to match with Switch main body when forming automatic change-over conventional second separating brake motion schematic diagram.
Figure 16 is the push rod schematic diagram that switch operating mechanism of the present invention commonly uses separating brake when matching form automatic change-over with Switch main body, corresponding first driving shaft for subsequent use promotes right side slave unit.
Figure 17 is that switch operating mechanism of the present invention matches with Switch main body the first combined floodgate motion schematic diagram for subsequent use when forming automatic change-over.
Figure 18 is that switch operating mechanism of the present invention to match with Switch main body when forming automatic change-over and for subsequent use first closes a floodgate and move to the second combined floodgate movement transitions schematic diagram for subsequent use.
Figure 19 is that switch operating mechanism of the present invention matches with Switch main body the second combined floodgate motion schematic diagram for subsequent use when forming automatic change-over.
Figure 20 is that switch operating mechanism of the present invention matches with Switch main body combined floodgate final position for subsequent use schematic diagram when forming automatic change-over.
Figure 21 is that switch operating mechanism of the present invention to match with Switch main body when forming automatic change-over the conventional gate-dividing state figure for subsequent use that threads off.
Figure 22 is that switch operating mechanism of the present invention to match with Switch main body when forming automatic change-over and conventionally detains process one schematic diagram again.
Figure 23 is that switch operating mechanism of the present invention to match with Switch main body when forming automatic change-over and conventionally detains process two schematic diagram again.
Figure 24 is that switch operating mechanism of the present invention to match with Switch main body when forming automatic change-over and conventionally detains process three schematic diagram again.
In figure: 1. upper mounting plate, 11. upper rotary axis hole one, 12. upper rotary axis hole two, 13. upper rotary axis hole three, 14. upper rotary axis holes four, 2. lower installation board, 21. shaft hole one, 22. shaft hole two, 23. shaft hole three, 24. shaft hole four next time next time next time next time, 3. motor, 31. motor output shafts, 32. through holes, 4. gear shaft, 41. spacing axle heads, 42. opening axle heads, 5. manual operation axle, 501. handle holes, 502. grooves, 504a. first vestibule, 504b. second vestibule, 506. screw holes, 507. driving cams, 20. slave units, 201a. first handle driving rolls, 201b. second handle driving rolls, 202. gyroaxis, 203. push rod, 2031. combined floodgate drive surface, 2032. separating brake drive surface, face is slipped into before 2033., face is slipped into after 2034., 204a. first impeller-hub, 204b. second impeller-hub, 205. times levers, 2051. arc gap, 206. upper lever, 2061a. front elongated slot, 2061b. rear elongated slot, 2062. middle elongated slot, pivot pin before 208a., pivot pin after 208b., 2081. intermediate lands, 2082. lower convex platform, 209. middle pivot pins, 210. driver slot, back-moving spring before 211a., back-moving spring after 211b., 212. axle, 213a. front axle, 213b. rear axle, cylindrical void before 214a., cylindrical void after 214b., the upper hole of 215a., 215b. lower opening, 40. driver parts, 401. driving-disc, 402. gear, 4021. axis hole, 4022. top spindle nose, 4023. driving boss face, 4024. installation base face, 4025. installed surface, 4026. denticle, 4027. hole, 403. position-arresting disk, 4031. leading edge, 4032. kidney-shaped stopper slot, 4033. back edge, 4034. spacing disk hole, 4035. screwing through hole, 405a. first driving shaft, 405b. second driving shaft, 4061. kidney slot, 4062. driving disk hole, 4063. driving head, 4064. circular sliding slopes face, 4065a. First Transition face, 4065b. the second transition face, 4066a. first promotes face, 4066b. second promotes face, 4067. arc surface, 100. operating means, 101. second circuit breakers, 1011. second operating grips, 102. first circuit breakers, 1021. first operating grips.
Embodiment
Applicant will describe in detail the specific embodiment of the present invention below by reference to the accompanying drawings; but applicant is not the restriction to technical scheme to the description of embodiment, any changing in the form rather than substance according to the present invention's design all should be considered as protection scope of the present invention.
The present invention relates to a kind of operating mechanism of automatic change-over, comprise mounting panel, pivot joint on a mounting board and drive the driver part 40 of rotation and pivot joint on a mounting board by motor 3 and be positioned at a pair slave unit 20 of driver part 40 left and right sides, respectively the action of driver part 40 is passed to the handle of each self-corresponding Switch main body by a pair slave unit 20, make handle action between open position, closing position, thus complete Switch main body point, close a floodgate motion, it is characterized in that: described separating brake motion is moved by the first separating brake and moved with the second separating brake of the first separating brake sport join and forms, described combined floodgate motion is closed a floodgate by first and is moved and form with the second combined floodgate motion of the first combined floodgate sport join, the first separating brake drive mechanism is provided with between described driver part 40 and slave unit 20, second separating brake drive mechanism, first combined floodgate drive mechanism, second combined floodgate drive mechanism and interlocking position limiting structure, the first separating brake motion is completed by the first separating brake drive mechanism, the second separating brake motion is completed by the second separating brake drive mechanism, the first combined floodgate motion is completed by the first combined floodgate drive mechanism, the second combined floodgate motion is completed by the second combined floodgate drive mechanism, a Switch main body is had to be in "on" position at the most in two Switch main bodies described in being realized by interlocking position limiting structure, on the axial direction of motor output shaft 31, the plane at the second described separating brake drive mechanism and the second combined floodgate drive mechanism place, the plane at the first described separating brake drive mechanism and the first combined floodgate drive mechanism place, and the plane at interlocking position limiting structure place is cascading.
Described driver part 40 is provided with the driving head 4063 coordinated with left and right sides slave unit 20 respectively for a pair; The first described separating brake drive mechanism comprises the first impeller-hub 204a being arranged on first on driving head 4063 and promoting face 4066a and be arranged on slave unit 20; Second separating brake drive mechanism comprises the first driving shaft 405a be arranged on driving head 4063 and the separating brake drive surface 2032 be arranged on slave unit 20; First combined floodgate drive mechanism comprises the second impeller-hub 204b being arranged on second on driving head 4063 and promoting face 4066b and be arranged on slave unit 20; Second combined floodgate drive mechanism comprises the second driving shaft 405b be arranged on driving head 4063 and the combined floodgate drive surface 2031 be arranged on slave unit 20; Interlocking position limiting structure comprises the leading edge 4031 be arranged on driver part 40 and the arc gap 2051 be arranged on slave unit 20.
Refer to Fig. 1 to Figure 12, adopt breaker of plastic casing as the Switch main body of automatic change-over in the present embodiment, its mounting panel can only arrange one, for lower installation board 2, driver part 40, slave unit 20 are all hubbed on lower installation board 2, preferably, mounting panel comprises upper mounting plate 1, lower installation board 2 in the present invention.Between upper mounting plate 1, lower installation board 2, driver part 40 is installed, is positioned at a pair slave unit 20, gear shaft 4 that driver part 40 left and right sides is symmetrical set, motor 3 is installed below lower installation board 2, manual operation axle 5 is installed above upper mounting plate 1.Described upper mounting plate 1 offers upper rotary axis hole 1, upper rotary axis hole 2 12, upper rotary axis hole 3 13 and upper rotary axis hole 4 14, accordingly, described lower installation board 2 offers shaft hole 1, next time shaft hole 2 22, next time shaft hole 3 23 and next time shaft hole 4 24 next time, wherein in a pair slave unit 20 left side slave unit by gyroaxis 202 be arranged on upper rotary axis hole 2 12 and next time between shaft hole 2 22, the slave unit on right side is arranged on upper rotary axis hole 1 by gyroaxis 202 and next time between shaft hole 1.Described motor 3 is fixed on the below of lower installation board 2, and makes the motor output shaft 31 on motor 3 be upward through the shaft hole next time 3 23 on lower installation board 2, and described motor output shaft 31 is designed to oblateness, and offers a through hole 32 diametrically.Described driver part 40 is sleeved on described motor output shaft 31 by the oblate axis hole 4021 that gear 402 is axially middle, and crosses the through hole 32 on motor output shaft 31 and the hole 4027 on gear 402, as Figure 11 by spring catch.The top spindle nose 4022 of gear 402 is arranged in upper rotary axis hole 3 13.Described gear shaft 4 through the kidney slot 4061(on driver part 40 as Fig. 9) after, be arranged on upper rotary axis hole 4 14 and next time between shaft hole 4 24.The upper end of gear shaft 4 is provided with opening axle head 42, the lower end of gear shaft 4 is provided with spacing axle head 41, described spacing axle head 41 appearance fits in described kidney slot 4061, described opening axle head 42 protrudes upward upper mounting plate 1, described manual operation axle 5 is provided with the first vestibule 504a matched with the opening axle head 42 of gear shaft 4, second vestibule 504b, described manual operation axle 5 is by the first vestibule 504a, second vestibule 504b is sleeved on the opening axle head 42 of gear shaft 4, and realized fixing by screw and screw hole 506, the end of manual operation axle 5 forms a square handle hole 501, insert for manual lever (not shown known technology) and drive.The outer circumference surface of manual operation axle 5 is equipped with driving cam 507, for (not shown with the signal output apparatus be fixed on upper mounting plate 1, known technology) match, by driving cam 507 drive singal output device to judge whether twin-power switch is in two point position, or judge whether switch is in contact adhesion fault in conjunction with the auxiliary signal of switch internal.The axis body of manual operation axle 5 being provided with groove 502, for matching with isolation locking device (not shown, known technology), realizing the two points of position isolation lockings at twin-power switch.
Described driver part 40 includes driving-disc 401, gear recited above 402 and position-arresting disk 403, as shown in Fig. 3, Figure 10, Figure 11, described gear 402 also has denticle 4026, installed surface 4025, installation base face 4024 and drives boss face 4023, described denticle 4026 is for being meshed with the denticle on gear shaft 4, realize the interlock with manual operation axle 5, described installation base face 4024 is compatible with the spacing disk hole 4034 on position-arresting disk 403 joins, and described installed surface 4025 is resisted against on position-arresting disk 403.Driving-disc 401 is sleeved on the installation base face 4024 of gear 402 by middle driving disk hole 4062, and driving boss face 4023 is matched with driving disk hole 4062, make the kidney slot 4061 on driving-disc 401 aim at the kidney-shaped stopper slot 4032 on position-arresting disk 403 simultaneously, finally pass the screw hole on driving-disc 401 and the screw hole 4035 on position-arresting disk 403 by screw, driving-disc 401 and position-arresting disk 403 are fixed, and gear 402 is positioned between driving-disc 401 and position-arresting disk 403.Described position-arresting disk 403 have leading edge 4031, back edge 4033, its adjacent forms step, leading edge 4031 is confined planes, for coordinating with the arc gap 2051 on slave unit 20, realize interlock, back edge 4033 is work breach, for preventing from interfering between driver part 40 and slave unit 20 when positions such as Figure 18, Figure 20.
Described driving-disc 401 is provided with a pair driving head 4063, to be separated by between a pair driving head 4063 certain angle, after driving head 4063 on the left of this angle requirement drives the slave unit 20 in left side combined floodgate to put in place, the driving head 4063 on right side should not affect the slave unit 20 dropout instruction in left side.Described driving head 4063 promotes face 4066a, the second promotion face 4066b primarily of first and circular sliding slopes face 4064 forms, and first promotes face 4066a, second promotes to seamlessly transit respectively by First Transition face 4065a, the second transition face 4065b between face 4066b and circular sliding slopes face 4064.Shown in outermost distance H(Fig. 8 of driving head 4063) the first impeller-hub 204a of slave unit 20 must be less than, inside second impeller-hub 204b shown in minimum range L(Fig. 4), i.e. H<L, a pair driving head 4063 is respectively arranged with the first driving shaft 405a and the second driving shaft 405b, the first described driving shaft 405a, second driving shaft 405b is designed to roller form, be preferably the column with rolling bearing in the present embodiment, the first described driving shaft 405a, the outer lateral extent of the second driving shaft 405b should be less than the outermost distance H of driving head 4063, first driving shaft 405a, the inner distance of the second driving shaft 405b should be greater than the outer lateral extent of push rod 203, interfering appears in anti-locking mechanism.
Described slave unit 20 includes gyroaxis 202, push rod 203, upper lever 206, lower lever 205, front pivot pin 208a, rear pivot pin 208b, middle pivot pin 209, front axle 213a, rear axle 213b, front back-moving spring 211a, rear back-moving spring 211b, the first impeller-hub 204a, the second impeller-hub 204b, first handle driving rolls 201a and second handle driving rolls 201b.Slave unit 20 is articulated in upper mounting plate 1 by gyroaxis 202, between lower installation board 2, upper lever 206 offers middle elongated slot 2062, front elongated slot 2061a, rear elongated slot 2061b, middle elongated slot 2062 and gyroaxis 202 are on the same line, front elongated slot 2061a, rear elongated slot 2061b is symmetricly set on the both sides of middle elongated slot 2062, push rod 203 and middle pivot pin 209, front pivot pin 208a, the end winding support of rear pivot pin 208b, the intermediate lands 2081 of three pivot pins holds respectively and fits over middle elongated slot 2062, front elongated slot 2061a, in rear elongated slot 2061b, and can be free to slide along chute direction, lower convex platform 2082 and the intermediate lands 2081 of three pivot pins form step, lower convex platform 2082 is positioned at the bottom of upper lever 206, described front pivot pin 208a, rear pivot pin 208b and middle pivot pin 209 are not on the same line, the spacing of three should be as far as possible long, fixed by the end of three pivot pins and push rod 203, the lower convex platform 2082 of three pivot pins matches with the bottom surface of upper lever 206, carry out spacing in the short transverse (i.e. the axis of pivot pin) of switch operating mechanism to push rod 203.Front axle 213a, rear axle 213b riveting are contained on upper lever 206, one end of front back-moving spring 211a, rear back-moving spring 211b is fixed on front axle 213a, rear axle 213b, the other end of front back-moving spring 211a, rear back-moving spring 211b is fixed on front pivot pin 208a, rear pivot pin 208b, makes push rod 203 after pushing open, can return to original position under the elastic force effect of front back-moving spring 211a, rear back-moving spring 211b.First impeller-hub 204a, the second impeller-hub 204b are fixed on one end of lower lever 205, the driver slot 210 for matching with Switch main body handle is configured with in the middle of the other end of lower lever 205 and upper lever 206, the first described impeller-hub 204a, the second impeller-hub 204b adopt roller design, preferably adopt the column with rolling bearing in the present embodiment.Described push rod 203 head is in the middle of the first impeller-hub 204a, the second impeller-hub 204b.Described first handle driving rolls 201a, second handle driving rolls 201b are set on axle 212, and roller material can be plastics, also can be metal, and upper lever 206, lower lever 205 are fixing together by axle 212.Gyroaxis 202 is arranged in the middle of upper lever 206, lower lever 205 through after upper hole 215a, the lower opening 215b on upper lever 206, lower lever 205.First impeller-hub 204a, the second impeller-hub 204b and first handle driving rolls 201a, second handle driving rolls 201b are in the both sides of gyroaxis 202 respectively.The lower lever 205 of described slave unit 20 is provided with the arc gap 2051 matched with the leading edge 4031 of driver part 40 on the end near driver part 40 side.On described lower lever 205 and correspond to front elongated slot 2061a, rear elongated slot 2061b position offer front cylindrical void 214a, rear cylindrical void 214b respectively, described front cylindrical void 214a, rear cylindrical void 214b are respectively used to hold front back-moving spring 211a, rear back-moving spring 211b.
The first described impeller-hub 204a, distance between second impeller-hub 204b is relevant to the distance between two driving heads 4063, as Figure 13, when conventional circuit breaker is in combined floodgate, when back-up breaker is in gate-dividing state, if people moves to open position direction for stirring conventional circuit breaker handle, conventional circuit breaker handle promotes second handle driving rolls 201b, the slave unit 20 wraparound rotating shaft 202 in left side is rotated counterclockwise, first impeller-hub 204a promotes the driving head 4063 on right side, driver part 40 is rotated clockwise, as shown in figure 21, the setting of the distance between two second impeller-hub 204b and the distance relation between two driving heads 4063 should meet: in Figure 21 position, when driving conventional circuit breaker handle to continue to move to open position direction if artificial, first impeller-hub 204a promotes the driving head 4063 on right side, rotating clockwise of driver part 40, second impeller-hub 204b can be engaged with the driving head 4063 on right side, form locking, hinder being rotated further of the slave unit 20 in left side, thus to open position direction, formation obstruction is moved for stirring handle to people, simultaneously, after preventing switch from occurring " close a floodgate and lost efficacy ", cause failure mechanisms.
Described push rod 203 head is made up of multiple inclined-plane, is respectively combined floodgate drive surface 2031, separating brake drive surface 2032, front slip into face 2033, after slip into face 2034, multiple inclined-plane realizes transition by arc surface.Wherein, slip into before described face 2033, combined floodgate drive surface 2031 with described after slip into face 2034, both sides that separating brake drive surface 2032 is separately positioned on middle elongated slot 2062.
Described operating means 100 is arranged on the first circuit breaker 102(and commonly uses circuit breaker), the second circuit breaker 101(back-up breaker) between, make between first handle driving rolls 201a, second handle driving rolls 201b of the slave unit 20 of the second operating grip 1011 on the right side of switch operating mechanism of the second circuit breaker 101, between first handle driving rolls 201a, the second handle driving rolls 201b of the slave unit 20 of the first operating grip 1021 on the left of switch operating mechanism of the first circuit breaker 102.In the present embodiment, the first circuit breaker 102, second circuit breaker 101 is triple-pole switch, therefore, left and right driven member 20 is two parts of same structure, if the first circuit breaker 102, second circuit breaker 101 is four-pole switch, then left driven member should make extension design by relatively right driven member.
The operating process of whole switching device is as Figure 13 to Figure 20: when conventional switch combined floodgate backup circuit breaker separating brake, the kidney slot 4061 of driver part 40 is resisted against on the spacing axle head 41 of gear shaft 4 lower end, slave unit 20 and the driver part 40 in left side depart from, arc gap 2051 on the slave unit 20 on right side matches with the leading edge 4031 of driver part 40, stop that the slave unit 20 on right side drives the second circuit breaker 101 to close a floodgate, realize mechanical interlocking, make the second circuit breaker 101, first circuit breaker 102 only have a switch to be in "on" position.
When conventional power failure, motor 3 driven gear 402 rotates clockwise, gear 402 drives driving-disc 401 to rotate together by driving boss face 4023, thus slip into face 2034 after making the second driving shaft 405b on driving-disc 401 on push rod 203 and push push rod 203 open, due to the second driving shaft 405b after slip on face 2034 produce one along the component on lever upper hopper chute direction, make the front pivot pin 208a on push rod 203, rear pivot pin 208b, slide to the direction away from driving-disc 401 in the middle chute direction of pivot pin 209 on upper lever 206, after the second driving shaft 405b and push rod 203 depart from, push rod 203 is at front back-moving spring 211a, original position is returned under the spring-force driven dual of rear back-moving spring 211b.Make on the driving head 4063 in left side first to promote face 4066a to engage with the first impeller-hub 204a on the slave unit 20 in left side, thus the slave unit 20 promoting left side rotates counterclockwise, the first handle driving rolls 201a on the driver slot 210 of the slave unit 20 in described left side drives the first circuit breaker handle 1021 to move to open position.
Driver part 40 continues to drive the slave unit 20 in left side to rotate clockwise around gyroaxis 202, engage until the first promotion face 4066a on the driving head 4063 in left side departs from the first impeller-hub 204a, drive surface on the driving head 4063 in left side promotes face 4066a from first and is transitioned into the 4065a of First Transition face, now, complete the first separating brake motion of Switch main body, the first driving shaft 405a on the driving head 4063 in left side contacts with the separating brake drive surface 2032 on push rod 203, enters engagement.The component produced in separating brake drive surface 2032 due to the first driving shaft 405a is contrary with push rod 203 direction of motion, push rod 203 opposing levers keeps motionless, and the component vertical with push rod 203 direction of motion can reliably drive the slave unit 20 in left side to be rotated further, until the first driving shaft 405a and push rod 203 depart from when engaging, complete the second separating brake motion of Switch main body, now, the first circuit breaker 102 completes the whole action of separating brake motion.First driving shaft 405a crosses separating brake drive surface 2032 slave unit 20 that is rear and left side and departs from.
Now, right side driving head 4063 on the first driving shaft 405a along front slip into face 2033 push open right side slave unit 20 on push rod 203, due to the first driving shaft 405a front slip on face 2033 produce one along the component on upper lever 206 upper hopper chute direction, make the middle pivot pin 209 on push rod 203, front pivot pin 208a, slide to the direction away from driving-disc 40 in the chute direction of rear pivot pin 208b on upper lever 206, the on the driving head 4063 on right side second the second impeller-hub 204b promoted on the slave unit 20 on face 4066b and right side is made to enter engagement.For first circuit breaker 102 in left side, after the second driving shaft 405b and push rod 203 depart from, push rod 203 returns to original position under the spring-force driven dual of front back-moving spring 211a, rear back-moving spring 211b.Now, because the slave unit 20 of driver part 40 with left side is separated, thus the slave unit 20 in left side maintains the original state motionless, and the first circuit breaker 102 is in gate-dividing state.As Figure 13 to 15, be in closing position at the first circuit breaker 102 and move to the whole motion process of open position at the first circuit breaker 102 from closing position, the rotation of the driven member that namely slave unit 20 of opposite side coordinates with the second circuit breaker 101 is all because leading edge 4031 was restricted with coordinating of arc gap 2051.
The second promotion face 4066b on the driving head 4063 on right side acts on the second impeller-hub 204b on the slave unit 20 on right side, the slave unit 20 on right side is rotated counterclockwise, the second operating grip 1011 is driven to move to closing position, engage until the second promotion face 4066b departs from the second impeller-hub 204b, drive surface on the driving head 4063 on right side promotes face 4066b from second and is transitioned into the second transition face 4065b, now, complete the first combined floodgate motion of Switch main body, second driving shaft 405b contacts with the combined floodgate drive surface 2031 on push rod 203, enter engagement.Second driving shaft 405b acts on the combined floodgate drive surface 2031 of the push rod 203 on the slave unit 20 on right side, the component produced in combined floodgate drive surface 2031 due to the second driving shaft 405b is contrary with push rod 203 direction of motion, push rod 203 opposing levers keeps static, and the component vertical with push rod 203 direction of motion can reliably drive the slave unit 20 on right side to be rotated further, driving switch body handle continues to move to closing position, until the second driving shaft 405b and the push rod 203 on the slave unit 20 on right side depart from when engaging, complete the second combined floodgate motion of Switch main body.Now, the second circuit breaker 101 completes the whole process of motion of closing a floodgate.After the second driving shaft 405b crosses combined floodgate drive surface 2031, depart from the slave unit 20 on right side, and the kidney slot 4061 on driver part 40 is resisted against on the spacing axle head 41 of gear shaft 4.Arc gap 2051 on the slave unit 20 in left side matches with the leading edge 4031 of driver part 40, stops that the slave unit 20 in left side drives the first circuit breaker 102 to close a floodgate, realizes mechanical interlocking.
As shown in figure 13, when switch is threaded off under "on" position, first operating grip 1021 of the first circuit breaker 102 moves downward, the slave unit 20 in left side is driven to rotate rapidly around gyroaxis 202, as Figure 21 to Figure 24, first operating grip 1021 stops on trip positions, and the first impeller-hub 204a on the slave unit 20 in left side is due to driving head 4063 spacing on the right side of driving-disc 401, be resisted against first on the driving head 4063 on right side to promote on the 4066a of face, thus limit the rotation of the slave unit 20 in left side.
When detaining, driver part 40 rotates clockwise again, and the driving head 4063 on right side and the first impeller-hub 204a are departed from gradually, and the slave unit 20 in left side exists space due to handle drives groove 210 and the first operating grip 1021, thus can be freely movable.Detain again smoothly for making the first operating grip 1021, as Figure 22, circular sliding slopes face 4064 on the driving head 4063 in left side is first contacted with the second impeller-hub 204b, at this moment the second impeller-hub 204b drives the slave unit 20 in left side to rotate clockwise along circular sliding slopes face 4064, thus make after on push rod 203, to slip into face 2034 and the second driving shaft 405b close to each other, as shown in figure 23, and along after slip into face 2034 and push push rod 203 open, first promotion face 4066a is contacted with the first impeller-hub 204a, enters and detain action phase again.And start to drive the slave unit 20 in left side to rotate counterclockwise, realize the first operating grip 1021 and detain again.
The operating mechanism of automatic change-over of the present invention, the push rod 203 of slave unit 20, upper lever 206, lower lever 205 is cascading, the first driving shaft 405a on driving head 4063, the position of the mating reaction that the push rod 203 of the second driving shaft 405b and slave unit 20 is formed is in the superiors of operating mechanism, on driving head 4063 first promotes face 4066a, second promotes face 4066b and first promotes face 4066a, second promotes the circular sliding slopes face 4064 between the 4066b of face and the first impeller-hub 204a on slave unit 20, the position of the mating reaction that the second impeller-hub 204b is formed is at the second layer of operating mechanism, the duplicate supply interlocking fit that the arc gap 2051 of both sides slave unit and the leading edge 4031 of driver part 40 are formed is positioned at the orlop of operating mechanism, as shown in Figure 2, three layers coordinate in the height direction, namely on the axial direction of motor output shaft 31, three layers of cooperation position are interlaced arrangement in the horizontal direction simultaneously, the cooperation of the second layer is closely connected with in the sequential being engaged in motion process of ground floor, make the whole switching device structure of belt switch operating mechanism compact, volume is less.
The invention is not restricted to above-described embodiment, driver part 40 also can only include driving-disc 401, position-arresting disk 403 and driving-disc 401 are wholely set, leading edge 4031 is directly made up of the arc surface 4067 of driver part 40, but must ensure that arc surface 4067 and arc gap 2051 are at same axial height, gear 402, gear shaft 4, manual operation axle 5, upper mounting plate 1 are not set, mounting panel only has one, i.e. lower installation board 2, the motor output shaft of motor 3 is through directly inserting after mounting panel 2 in the axis hole matched with motor output shaft that driving-disc 401 is arranged.
In addition, operating mechanism of the present invention also can be applicable to and utilizes the device for switching of isolating switch and so on to form on double power supply automatic transfer switch.Push rod 203 is set to opposing levers translation, its objective is that the device for switching having a dropout defencive function in order to breaker of plastic casing etc. can realize tripping function, complete correct dropout instruction.Push rod 203 and lever also can fix and not translation by operating mechanism of the present invention, or both are integrally formed, slip into before not needing to arrange face 2033 and after slip into face 2034, only need separating brake drive surface 2032, combined floodgate drive surface 2031 be set on push rod 203, lever arranges the first impeller-hub 204a, the second impeller-hub 204b and arc gap 2051.For utilizing the device for switching of isolating switch and so on to form double power supply automatic transfer switch, effect of the present invention can be realized equally.
Claims (6)
1.
a kind of operating mechanism of automatic change-over, comprise mounting panel, pivot joint on a mounting board and drive the driver part (40) that rotates and pivot joint on a mounting board by motor (3) and be positioned at a pair slave unit (20) of driver part (40) left and right sides, respectively the action of driver part (40) is passed to the handle of each self-corresponding Switch main body by a pair slave unit (20), make handle action between open position, closing position, thus complete Switch main body point, close a floodgate motion, it is characterized in that: described separating brake motion is moved by the first separating brake and moved with the second separating brake of the first separating brake sport join and forms, described combined floodgate motion is closed a floodgate by first and is moved and form with the second combined floodgate motion of the first combined floodgate sport join, the first separating brake drive mechanism is provided with between described driver part (40) and slave unit (20), second separating brake drive mechanism, first combined floodgate drive mechanism, second combined floodgate drive mechanism and interlocking position limiting structure, the first separating brake motion is completed by the first separating brake drive mechanism, the second separating brake motion is completed by the second separating brake drive mechanism, the first combined floodgate motion is completed by the first combined floodgate drive mechanism, the second combined floodgate motion is completed by the second combined floodgate drive mechanism, a Switch main body is had to be in "on" position at the most in two Switch main bodies described in being realized by interlocking position limiting structure, the plane at the second described separating brake drive mechanism and the second combined floodgate drive mechanism place, the plane at the first described separating brake drive mechanism and the first combined floodgate drive mechanism place, and the plane at interlocking position limiting structure place is cascading.
2.
the operating mechanism of a kind of automatic change-over according to claim 1, is characterized in that described driver part (40) being provided with the driving head (4063) coordinated with left and right sides slave unit (20) respectively for a pair; The first described separating brake drive mechanism comprises the first impeller-hub (204a) being arranged on first on driving head (4063) and promoting face (4066a) and be arranged on slave unit (20); Second separating brake drive mechanism comprises the first driving shaft (405a) be arranged on driving head (4063) and the separating brake drive surface (2032) be arranged on slave unit (20); First combined floodgate drive mechanism comprises the second impeller-hub (204b) being arranged on second on driving head (4063) and promoting face (4066b) and be arranged on slave unit (20); Second combined floodgate drive mechanism comprises the second driving shaft (405b) be arranged on driving head (4063) and the combined floodgate drive surface (2031) be arranged on slave unit (20); Interlocking position limiting structure comprises the leading edge (4031) be arranged on driver part (40) and the arc gap (2051) be arranged on slave unit (20).
3.
the operating mechanism of a kind of automatic change-over according to claim 2, it is characterized in that described slave unit (20) comprises push rod (203), upper lever (206), lower lever (205), push rod (203), upper lever (206) and lower lever (205) are cascading, described separating brake drive surface (2032), combined floodgate drive surface (2031) is arranged on push rod (203), described the first impeller-hub (204a), second impeller-hub (204b) is arranged on upper lever (206), and, first impeller-hub (204a), second impeller-hub (204b) lays respectively at the both sides of push rod (203), described arc gap (2051) is arranged on one end of matching with driver part (40) of lower lever (205), the driver slot (210) for matching with Switch main body handle is configured with in the middle of the other end of lower lever (205) and upper lever (206), described driver part (40) comprises driving-disc (401) and is arranged on the position-arresting disk (403) of driving-disc (401) bottom, described first promotes face (4066a), the second promotion face (4066b), the first driving shaft (405a) and the second driving shaft (405b) is arranged on driving-disc (401), and described leading edge (4031) is directly made up of the outward flange of position-arresting disk (403).
4.
the operating mechanism of a kind of automatic change-over according to claim 3, it is characterized in that described slave unit (20) by gyroaxis (202) pivot joint on a mounting board, slave unit (20) also comprises front pivot pin (208a), rear pivot pin (208b), middle pivot pin (209) and front back-moving spring (211a) and rear back-moving spring (211b), described upper lever (206) offers middle elongated slot (2062), front elongated slot (2061a), rear elongated slot (2061b), middle elongated slot (2062) and gyroaxis (202) on the same line, front elongated slot (2061a), rear elongated slot (2061b) is arranged on the both sides of middle elongated slot (2062), middle pivot pin (209), front pivot pin (208a), rear pivot pin (208b) holds respectively and fits over middle elongated slot (2062), front elongated slot (2061a), in rear elongated slot (2061b), front back-moving spring (211a), one end of rear back-moving spring (211b) is hung on front pivot pin (208a) respectively, on rear pivot pin (208b), front back-moving spring (211a), the other end of rear back-moving spring (211b) is hung on upper lever (206) respectively, and front back-moving spring (211a), rear back-moving spring (211b) hanging on upper lever (206) a little lays respectively at front elongated slot (2061a), on the straight line of rear elongated slot (2061b) place, push rod (203) and middle pivot pin (209), front pivot pin (208a), the end winding support of rear pivot pin (208b), makes push rod (203) on the top of upper lever (206) and can along middle elongated slot (2062), front elongated slot (2061a), rear elongated slot (2061b) is relative to upper lever (206) translation, and described lower lever (205) is gone up and corresponded to front elongated slot (2061a), the position of rear elongated slot (2061b) offers front cylindrical void (214a) respectively, rear cylindrical void (214b), described front cylindrical void (214a), rear cylindrical void (214b) is respectively used to hold front back-moving spring (211a), rear back-moving spring (211b).
5.
the operating mechanism of a kind of automatic change-over according to claim 4, slip into before it is characterized in that described push rod (203) is also provided with face (2033), after slip into face (2034), wherein, slip into before described face (2033), combined floodgate drive surface (2031) with described after slip into face (2034), both sides that separating brake drive surface (2032) is separately positioned on middle elongated slot (2062), slip into before slipping into face (2034) or the first driving shaft (405a) after the second driving shaft (405b) acts on and acting on face (2033) make push rod (203) relatively upper lever (206) to the motion of Switch main body direction, lever keeps static, when the first promotion face (4066a) acts on the first impeller-hub (204a), slave unit (20) is rotated, driving switch body handle moves to open position, until first promotes face (4066a) and the first impeller-hub (204a) departs from when engaging, complete the first separating brake motion of Switch main body, first driving shaft (405a) acts on separating brake drive surface (2032), slave unit (20) is rotated further, driving switch body handle continues to move to open position, until the first driving shaft (405a) and push rod (203) depart from when engaging, complete the second separating brake motion of Switch main body, when the second promotion face (4066b) acts on the second impeller-hub (204b), slave unit (20) is rotated, driving switch body handle moves to closing position, until second promotes face (4066b) and the second impeller-hub (204b) departs from when engaging, complete the first combined floodgate motion of Switch main body, second driving shaft (405b) acts on combined floodgate drive surface (2031), slave unit (20) is rotated further, driving switch body handle continues to move to closing position, until the second driving shaft (405b) and push rod (203) depart from when engaging, complete the second combined floodgate motion of Switch main body.
6.
the operating mechanism of a kind of automatic change-over according to claim 5, is characterized in that described the first driving shaft (405a), the second driving shaft (405b), the first impeller-hub (204a) and the second impeller-hub (204b) are the column with rolling bearing.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610009540.5A CN105513847B (en) | 2016-01-08 | 2016-01-08 | A kind of operating mechanism of automatic change-over |
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| CN201610009540.5A CN105513847B (en) | 2016-01-08 | 2016-01-08 | A kind of operating mechanism of automatic change-over |
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| CN105513847B CN105513847B (en) | 2018-01-26 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108269703A (en) * | 2017-12-26 | 2018-07-10 | 浙江正泰电器股份有限公司 | External operation handle |
| CN108288552A (en) * | 2018-02-24 | 2018-07-17 | 浙江正泰电器股份有限公司 | Conversion equipment and automatic transfer switching electric appliance |
| CN109659170A (en) * | 2019-01-15 | 2019-04-19 | 无锡双欢电气有限公司 | The closing-opening device of transfer switching equipment in a kind of low-voltage cabinet |
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| CN201142306Y (en) * | 2008-01-04 | 2008-10-29 | 方云祥 | Sliding block component in cam driving gear of double-power supply automatic transfer switch |
| CN201266582Y (en) * | 2008-08-28 | 2009-07-01 | 方云祥 | Cam driving gear for double power supply automatic changeover switch |
| CN205282308U (en) * | 2016-01-08 | 2016-06-01 | 常熟开关制造有限公司(原常熟开关厂） | Operating mechanism with automatic switch transfer |
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| US4351994A (en) * | 1980-04-01 | 1982-09-28 | S&C Electric Company | High-voltage switchgear |
| CN201142306Y (en) * | 2008-01-04 | 2008-10-29 | 方云祥 | Sliding block component in cam driving gear of double-power supply automatic transfer switch |
| CN201266582Y (en) * | 2008-08-28 | 2009-07-01 | 方云祥 | Cam driving gear for double power supply automatic changeover switch |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108269703A (en) * | 2017-12-26 | 2018-07-10 | 浙江正泰电器股份有限公司 | External operation handle |
| CN108288552A (en) * | 2018-02-24 | 2018-07-17 | 浙江正泰电器股份有限公司 | Conversion equipment and automatic transfer switching electric appliance |
| CN108288552B (en) * | 2018-02-24 | 2023-09-12 | 浙江正泰电器股份有限公司 | Switching device and automatic switching device |
| CN109659170A (en) * | 2019-01-15 | 2019-04-19 | 无锡双欢电气有限公司 | The closing-opening device of transfer switching equipment in a kind of low-voltage cabinet |
| CN109659170B (en) * | 2019-01-15 | 2024-04-05 | 无锡双欢电气有限公司 | Switching-on and switching-off device for switching switch appliances in low-voltage cabinet |
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| Publication number | Publication date |
|---|---|
| CN105513847B (en) | 2018-01-26 |
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