CN204375591U - Driving gear of auto transfer switch - Google Patents
Driving gear of auto transfer switch Download PDFInfo
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- CN204375591U CN204375591U CN201520071521.6U CN201520071521U CN204375591U CN 204375591 U CN204375591 U CN 204375591U CN 201520071521 U CN201520071521 U CN 201520071521U CN 204375591 U CN204375591 U CN 204375591U
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Abstract
Driving gear of auto transfer switch, transmission mechanism comprises motor, output shaft and reduction box, the planetary gearsets for motor and output shaft clutch is provided with in described reduction box, described planetary gearsets comprises the planetary ring gear and planet carrier that relatively rotate and install, described planet carrier can be in transmission connection with motor and output shaft respectively, described planetary ring gear is set in the outside of planet carrier, and the outer wall of planetary ring gear is also provided with boss 111a.Described transmission mechanism also comprises the hammerlock that can swing relative to reduction box, the end of described hammerlock to be placed in reduction box and correspondingly with planetary ring gear to arrange, and can interference with boss when auto state thus stop that planetary ring gear rotates in the end of hammerlock makes motor driven output shaft rotate.The utility model provides that a kind of clutch structure is stable, operating process is easy, the simple driving gear of auto transfer switch of mechanical structure.
Description
Technical field
The utility model relates to Low Voltage Electrical Apparatus, particularly a kind of driving gear of auto transfer switch.
Background technology
At present, automatic change-over forms by performing switch, transmission mechanism and controller.When manual operation automatic change-over, motor portion due to transmission mechanism does not have clutch structure that output shaft driving electric machine during turning handle is together rotated, thus causes manually operated active force to reduce more greatly the operational stability of transmission mechanism.The transmission mechanism of existing part automatic change-over is also provided with clutch structure, solenoid-driven push rod is adopted to lock in this clutch structure, make clutch structure part more and to install complicated service efficiency low, there is stuck problem in push rod simultaneously in the process of action, reduces the Reliability of Microprocessor of transmission mechanism.And the action of existing electromagnetically operated valve is controlled to drive by controller, there is the hidden danger of misoperation.
Summary of the invention
The purpose of this utility model is the defect overcoming prior art, provides that a kind of clutch structure is stable, operating process is easy, the simple driving gear of auto transfer switch of mechanical structure.
For achieving the above object, the utility model have employed following technical scheme:
A kind of driving gear of auto transfer switch, transmission mechanism 1 comprises motor 11, is provided with the output shaft 12 of handle 13 and the reduction box 100 for transmission between motor 11 and output shaft 12, described motor 11 and handle 13 can respectively under the automatic or manual state of automatic change-over driver output axle 12 rotate thus complete the handover operation of switch.Be provided with for the planetary gearsets 110 of motor 11 with output shaft 12 clutch in described reduction box 100, described planetary gearsets 110 comprises the planetary ring gear 111 and planet carrier 112 that relatively rotate and install, described planet carrier 112 can be in transmission connection with motor 11 and output shaft 12 respectively, described planetary ring gear 111 is set in the outside of planet carrier 112, and the outer wall of planetary ring gear 111 is also provided with boss 111a.Described transmission mechanism 1 also comprises the hammerlock 2 that can swing relative to reduction box 100, the end of described hammerlock 2 to be placed in reduction box 100 and correspondingly with planetary ring gear 111 to arrange, and can interference with boss 111a when auto state thus stop that planetary ring gear 111 rotates in the end of hammerlock 2 makes motor 11 driver output axle 12 rotate.
Further, the top of described reduction box 100 is provided with support 120, described hammerlock 2 is rotatably mounted on support 120, hammerlock 2 is placed in the top of reduction box 100 for the end applying external force, the plane that the plane orthogonal that hammerlock 2 swings rotates in planetary ring gear 111, between the top of hammerlock 2 and reduction box 100, energy-stored spring 201 is also installed, is in energy storage state described energy-stored spring 201 stops planetary ring gear 111 during in the end of hammerlock 2 and is in static lock-out state under making the pulling force effect of hammerlock 2 at energy-stored spring 201.
Further, one end of described hammerlock 2 is the sticking department 210 that can contact with planetary ring gear 111, the other end of hammerlock 2 is the drive divisions 220 for driving hammerlock 2 to swing, the middle part of hammerlock 2 is also provided with the rotation installing hole 230 for installation shaft 231, and the side, end of sticking department 210 is protruded and is provided with and can contacts the catch 211 be connected with boss 111a sidewall.
Further, described reduction box 100 also comprises pressing plate 130 and the housing 140 of mutual assembled connection, the end of described hammerlock 2 correspondingly with the planetary ring gear 111 installed in housing 140 can be arranged through the installation via hole 131 that pressing plate 130 is offered, and the hammerlock that one end of described energy-stored spring 201 is fixed on hammerlock 2 is linked up with on 221; The other end of energy-stored spring 201 is fixed on hard-wired housing on housing 140 madial wall and links up with on 141, and the hook portion that described housing hook 141 is connected with energy-stored spring 201 is placed in pressing plate 130 top through installing via hole 131, or, the other end of energy-stored spring 201 is fixed in the hook feature of pressing plate 130 surface setting, and described hook feature can along the surperficial bending and molding of pressing plate 130.
Further, described drive division 220 is sector structure, and the end of the drive division 220 of sector structure is provided with arcwall 223, and the surface of described arcwall 223 is provided with the driving lever 222 that can be used for applying external force.
Further, described reduction box 100 also comprises the first linkage gear 160, second linkage gear 170 and sun gear 180, the first described linkage gear 160 is coaxially connected with output shaft 12, the second described linkage gear 170 comprises gear wheel 171 and the pinion 172 of coaxial connection, described pinion 172 is meshed with the first linkage gear 160, the top of described planet carrier 112 is also provided with the planetary output gear 112b that can be meshed with gear wheel 171, three distributions triangular in shape are also installed in planet carrier 112 and can respectively relative to planet carrier 112 rotate planetary gear 112a, and the internal gear 111b that each planetary gear 112a is arranged with planetary ring gear 111 inwall is respectively meshed, described sun gear 180 comprises installation shaft 181 and the sun gear wheel 183 that is arranged in installation shaft 181 and sun pinion 182, planet carrier 112 is rotatable to be arranged in installation shaft 181 and sun pinion 182 is meshed with each planetary gear 112a simultaneously, described sun gear wheel 183 is meshed with the motor output gear 11a of motor 11, during auto state, hammerlock 2 stops that planetary ring gear 111 rotation makes motor 11 drive output shaft 12 to rotate, during manual mode, hammerlock 2 puts away planetary ring gear 111 and makes that planetary ring gear 111 can rotate under the drive of output shaft 12 and sun gear 180 is motionless.
Further, described output shaft 12 is also installed with horizontal bevel gear 12a, described horizontal bevel gear 12a is meshed with two vertical bevel gear 12b respectively, each vertical bevel gear 12b is installed with respectively and can drives by vertical bevel gear 12b the rocking arm 12c swung, each rocking arm 12c contacts with the push rod 301 of the execution switch 3 of automatic change-over respectively and connects, and described push rod 301 can be connected with the operating mechanism performing switch 3.
Further, described rocking arm 12c can contact with the sensitive switch 14 that reduction box 100 is installed, and described sensitive switch 14 is connected with the controller 15 of automatic change-over, and sensitive switch 14 can export the position signalling of rocking arm 12c to controller 15.
Further, the top of described reduction box 100 is also provided with the case 150 that can cover hammerlock 2, described hammerlock 2 is also provided with the driving lever 222 for applying external force, described case 150 offers the chute 151 that can slide for driving lever 222, and the both sides of described chute 151 also can be provided with the sign being imprinted on respectively and case 150 being used to indicate automatic change-over automatic or manual state.
Further, the top of described reduction box 100 is provided with support 120, the sidewall of described support 120 is provided with axis hole 121 and fixed mount 122, described fixed mount 122 also offers the installation gap 122a that arrange corresponding to axis hole 121, described hammerlock 2 also offers the rotation installing hole 230 for installation shaft 231, described axle 231 can successively through rotating installing hole 230 and installation gap 122a and the end of axle 231 is placed in axis hole 121, and also clamping is provided with clamp 123 in installation gap 122a, described clamp 123 also offers the arc gap 123a that can be connected with the draw-in groove 231a on axle 231.
Driving gear of auto transfer switch of the present utility model, by hammerlock, achieves the clutch of motor and output shaft, makes to switch between the hand control and automation state of automatic change-over to stablize, and improves the Reliability of Microprocessor of transmission mechanism.In addition, be placed in reduction box by one end of hammerlock, the structure achieving transmission mechanism is simply easy to assembly, makes the easy and simple to handle of hammerlock simultaneously, improves the operating efficiency of transmission mechanism.
Accompanying drawing explanation
Fig. 1 is the structural representation of transmission mechanism of the present utility model;
Fig. 2 is the STRUCTURE DECOMPOSITION figure of reduction box of the present utility model;
Fig. 3 is the structural representation of hammerlock embodiment of the present utility model;
Fig. 4 is the STRUCTURE DECOMPOSITION figure of transmission mechanism embodiment of the present utility model;
Fig. 5 is the part-structure cutaway view of transmission mechanism of the present utility model;
Fig. 6 is the structural representation that case of the present utility model and reduction box are installed;
Fig. 7 is the structural representation of output shaft of the present utility model and rocking-arm driving mode;
Fig. 8 is the structural representation of automatic change-over of the present utility model.
Embodiment
Provide embodiment of the present utility model below in conjunction with accompanying drawing 1 to 8, further illustrate driving gear of auto transfer switch embodiment of the present utility model.Driving gear of auto transfer switch of the present utility model is not limited to the description of following examples.
Automatic change-over of the present utility model comprises the transmission mechanism 1 be fixedly mounted on base plate 300, perform switch 3 and controller 15, as shown in Figure 8, the both sides of described transmission mechanism 1 install respectively perform switch 3 in case transmission mechanism 1 can nearby with two execution switch 3 mechanical couplings, described execution switch 3 comprises the push rod 301 that can drive and perform switch 3 action, described push rod is connected with the rocking arm 12c of transmission mechanism 1, and when automatic change-over is in manual mode, the handle 13 that can twist transmission mechanism 1 makes the gear train interoperation in reduction box 100 thus drives rocking arm 12c to swing and drive push rod 301 to trigger to perform switch 3 action.Described controller 15 is corresponding with transmission mechanism 1 to be arranged and is electrically connected with execution switch 3 and transmission mechanism 1 respectively.Two execution switches 3 are respectively used to the on/off controlling main power source current supply circuit (not shown) and stand-by power supply current supply circuit (not shown), the action of handle 13 can be handled execution switch 3 and change between "on" position and gate-dividing state, thus realizing three kinds of operating states of automatic change-over: the first state is the state of stopping power supply, and namely two execution switches 3 are all gate-dividing state; The second state is main power source power supply state, and namely the execution switch 3 of main power source is "on" position, and the execution switch 3 of stand-by power supply is gate-dividing state; The third state is stand-by power supply power supply state, and namely the execution switch 3 of stand-by power supply is "on" position, and the execution switch 3 of main power source is gate-dividing state.Under the state of stopping power supply, the push rod 301 of two execution switch 3 difference correspondences point-blank (as shown in Figure 8), to power or under stand-by power supply power supply state at main power source, two push rods 4 are not point-blank, but absolute prohibition two push rods 4 are on the straight line of opposite side, two execution switches 3 are namely absolutely not allowed all to be in "on" position.Especially, rocking arm 12c can contact with the sensitive switch 14 that reduction box in Fig. 1 100 is installed, and described sensitive switch 14 is connected with the controller 15 of automatic change-over, and sensitive switch 14 can export the position signalling of rocking arm 12c to controller 15.Sensitive switch by the position switch signal feedback of rocking arm to controller, thus can ensure that automatic change-over is in normal operating state, improves practicality and the automaticity of automatic change-over.
Particularly, transmission mechanism 1 of the present utility model comprises motor 11, is provided with the output shaft 12 of handle 13 and the reduction box 100 for transmission between motor 11 and output shaft 12, described motor 11 and handle 13 can respectively under the automatic or manual state of automatic change-over driver output axle 12 rotate thus complete the handover operation of switch.Be provided with for the planetary gearsets 110 of motor 11 with output shaft 12 clutch in reduction box 100 described as shown in Figure 1, described planetary gearsets 110 comprises the planetary ring gear 111 and planet carrier 112 that relatively rotate and install, described planet carrier 112 can be in transmission connection with motor 11 and output shaft 12 respectively, described planetary ring gear 111 is set in the outside of planet carrier 112, and the outer wall of planetary ring gear 111 is also provided with boss 111a.Described transmission mechanism 1 also comprises the hammerlock 2 that can swing relative to reduction box 100, the end of described hammerlock 2 to be placed in reduction box 100 and correspondingly with planetary ring gear 111 to arrange, and can interference with boss 111a when auto state thus stop that planetary ring gear 111 rotates in the end of hammerlock 2 makes motor 11 driver output axle 12 rotate.Automatic change-over of the present utility model is when auto state and manual mode switch, the clutch of motor 11 and output shaft 12 is completed by swinging hammerlock, thus achieve when manpower manual operation automatic change-over comparatively laborsaving, improve the job stability of transmission mechanism.In addition, the structure of hammerlock is simply convenient to be arranged in the comparatively narrow and small reduction box in space, and the structure achieving transmission mechanism is simply easy to assembly, makes the easy and simple to handle of hammerlock simultaneously, improves the operating efficiency of transmission mechanism.Especially, as shown in Figure 6, the top of reduction box 100 is also provided with the case 150 that can cover hammerlock 2, hammerlock 2 is also provided with the driving lever 222 for applying external force, described case 150 offers the chute 151 that can slide for driving lever 222, and the both sides of described chute 151 also can be provided with the sign (not shown) being imprinted on respectively and case 150 being used to indicate automatic change-over automatic or manual state, such as when manual mode, the side of the corresponding chute 151 of driving lever 222 is printed on the sign of " manually " printed words, when auto state, the opposite side of the corresponding chute 151 of driving lever 222 is printed on the sign of " automatically " printed words.Case can play a protective role to hammerlock, improves the stability of hammerlock work.Chute is convenient to drive hammerlock to carry out handover operation simultaneously, improves the service efficiency of hammerlock.Sign convenient operation personnel understand the current operating state of automatic change-over, prevent misoperation thus improve automatic change-over use fail safe.
As shown in Figure 1, described reduction box 100 also comprises pressing plate 130 and the housing 140 of mutual assembled connection, described pressing plate 130 is installed with support 120 and the gear train cooperatively interacted is installed in housing 140, described hammerlock 2 is rotatably mounted on the sidewall of support 120, hammerlock 2 is placed in the top of reduction box 100 for the end applying external force, the plane that the plane orthogonal that hammerlock 2 swings rotates in planetary ring gear 111, the end that hammerlock 2 is corresponding with planetary ring gear 111 can relative to planetary ring gear 111 vertical oscillation, the mode of vertical oscillation is not only convenient to the installation of hammerlock in reduction box, convenient operation personnel directly carry out mechanically actuated operation to hammerlock simultaneously.And between the pressing plate 130 at the top of hammerlock 2 and reduction box 100, energy-stored spring 201 is also installed, is in energy storage state described energy-stored spring 201 stops planetary ring gear 111 during in the end of hammerlock 2 and is in static lock-out state under making the pulling force effect of hammerlock 2 at energy-stored spring 201.Supporting structure is simply convenient to the installation of hammerlock, thus improves the installation effectiveness of transmission mechanism.Meanwhile, energy-stored spring applies a power to hammerlock makes hammerlock be stabilized in a state, and planetary ring gear can stably lock by the hammerlock of guarantee, improves stability and the transmission mechanism reliability of operation of motor and output shaft clutch.Especially, as shown in Figure 4, the end of hammerlock 2 correspondingly with the planetary ring gear 111 installed in housing 140 can be arranged through the installation via hole 131 that pressing plate 130 is offered, one end of energy-stored spring 201 is fixed on the hammerlock hook 221 of hammerlock 2, the other end of energy-stored spring 201 is fixed on housing 140 madial wall on hard-wired housing hook 141 (as shown in Figure 2), and the hook portion that described housing hook 141 is connected with energy-stored spring 201 is placed in pressing plate 130 top through installing via hole 131.Preferably, the other end of energy-stored spring 201 also can be fixed in the hook feature (not shown) of pressing plate 130 surface setting, and described hook feature can along the surperficial bending and molding of pressing plate 130.Hook feature and pressing plate is one-body molded to be convenient to install and to process.The mounting connection structure of hammerlock and energy-stored spring is reliable and stable, ensure that the steady operation of hammerlock and energy-stored spring in the process switched in automatic and manual operation state, and the mounting connection structure of hammerlock and energy-stored spring is easy simultaneously, improves the packaging efficiency of transmission mechanism.
As shown in Figure 3, one end of described hammerlock 2 is the sticking department 210 that can contact with planetary ring gear 111, the other end of hammerlock 2 is the drive divisions 220 for driving hammerlock 2 to swing, the middle part of hammerlock 2 is also provided with the rotation installing hole 230 for installation shaft 231, and the side, end of sticking department 210 is protruded and is provided with and can contacts the catch 211 be connected with boss 111a sidewall.The structure of hammerlock is simply convenient to be arranged in reduction box in narrow space, and the mode of the lever action of hammerlock improves the reliability of transmission mechanism simultaneously.And the catch small volume protruded thus be convenient to extend boss side and contact with its sidewall, ensure that hammerlock can pin stable for planetary ring gear, improve the reliability of motor and output shaft clutch.Especially, drive division 220 is sector structure, and the end of the drive division 220 of sector structure is provided with arcwall 223, and the surface of described arcwall 223 is provided with the driving lever 222 that can be used for applying external force.Drive division and the driving lever convenient operation personnel of sector structure carry out the switching between hand control and automation state to automatic change-over, simplify operating process simultaneously and improve switching efficiency.
The installation embodiment of hammerlock 2 as shown in Figure 4 and Figure 5, the sidewall of the support 120 at described reduction box 100 top is provided with axis hole 121 and fixed mount 122, described fixed mount 122 also offers the installation gap 122a that arrange corresponding to axis hole 121, described hammerlock 2 also offers the rotation installing hole 230 for installation shaft 231, described axle 231 can successively through rotating installing hole 230 and installation gap 122a and the end of axle 231 is placed in axis hole 121, and also clamping is provided with clamp 123 in installation gap 122a, described clamp 123 also offers the arc gap 123a that can be connected with the draw-in groove 231a on axle 231.The mounting means of hammerlock and support simply improves the packaging efficiency of transmission mechanism, and clamp ensure that the stable oscillation of hammerlock simultaneously, improves the reliability of hammerlock.
The specific embodiment of reduction box 100 as shown in Figure 2, described reduction box 100 comprises planetary gearsets 110, first linkage gear 160, second linkage gear 170 and sun gear 180, the first described linkage gear 160 is coaxially connected with output shaft 12, the second described linkage gear 170 comprises gear wheel 171 and the pinion 172 of coaxial connection, described pinion 172 is meshed with the first linkage gear 160, the top of described planet carrier 112 is also provided with the planetary output gear 112b that can be meshed with gear wheel 171, three distributions triangular in shape are also installed in planet carrier 112 and can respectively relative to planet carrier 112 rotate planetary gear 112a, and the internal gear 111b that each planetary gear 112a is arranged with planetary ring gear 111 inwall is respectively meshed, described sun gear 180 comprises installation shaft 181 and the sun gear wheel 183 that is arranged in installation shaft 181 and sun pinion 182, planet carrier 112 is rotatable to be arranged in installation shaft 181 and sun pinion 182 is meshed with each planetary gear 112a simultaneously, described sun gear wheel 183 is meshed with the motor output gear 11a of motor 11, during auto state, hammerlock 2 stops that planetary ring gear 111 rotation makes motor 11 drive output shaft 12 to rotate, during manual mode, hammerlock 2 puts away planetary ring gear 111 and makes that planetary ring gear 111 can rotate under the drive of output shaft 12 and sun gear 180 is motionless.
The embodiment of output shaft 12 and the rocking arm 12c kind of drive as shown in Figure 7, described output shaft 12 is installed with horizontal bevel gear 12a, described horizontal bevel gear 12a is meshed with two vertical bevel gear 12b respectively, each vertical bevel gear 12b is installed with respectively and can drives by vertical bevel gear 12b the rocking arm 12c swung, each rocking arm 12c contacts with the push rod 301 of the execution switch 3 of automatic change-over respectively and connects, and described push rod 301 can be connected with the operating mechanism performing switch 3.Particularly, the mounting structure of the output shaft 12 of transmission mechanism 1 can have multiple implementation, one is preferably: described output shaft 12 is arranged on the pressing plate 130 of reduction box 100 in revolute pair mode, and the transversal line X-X that in axis Y-Y and Fig. 7 of output shaft 12, the rotating shaft line of two rocking arm 12c is formed vertically and intersect.Revolute pair described herein, refer to that output shaft 12 only has a rotational freedom after installing, it can adopt known structure to realize.The axis Y-Y also crossing structure vertical with described transversal line X-X of output shaft 12, the horizontal bevel gear 12a be fixed on output shaft 12 can be engaged with two vertical bevel gear 12b, but this engagement need meet following drive connection: described horizontal bevel gear 12a can only drive a rotation in two vertical bevel gear 12b in turn.The object setting up this drive connection is, automatic change-over can be made to realize aforesaid three kinds of operating states, and the concrete structure realizing this drive connection can have multiple, a kind of preferred structure is: described horizontal bevel gear 12a is the not all gear that driving cog distribution is less than or equal to half circumference; When two execution switches 3 are all in gate-dividing state, horizontal bevel gear 12a does not all engage with two vertical bevel gear 12b or all not exclusively engages; When horizontal bevel gear 12a engages completely with one of them vertical bevel gear 12b, then another vertical bevel gear 12b does not engage with horizontal bevel gear 12a.Should understand: when the driving cog distribution of horizontal bevel gear 12a is less than half circumference, when two execution switches 3 are all in gate-dividing state, horizontal bevel gear 12a does not all engage with two vertical bevel gear 12b, and namely the tooth of horizontal bevel gear 12a does not all contact with the tooth of two vertical bevel gear 12b, when the driving cog distribution of horizontal bevel gear 12a equals half circumference, when two execution switches 3 are all in gate-dividing state, horizontal bevel gear 12a not exclusively engages with two vertical bevel gear 12b, though namely the tooth of horizontal bevel gear 12a can contact with the tooth of two vertical bevel gear 12b, but the contact of whole tooth can not be realized, if rotate horizontal bevel gear 12a under the state that this not exclusively engages, then horizontal bevel gear 12a is while entering engage completely with one of them vertical bevel gear 12b, depart from another vertical bevel gear 12b and not exclusively engage (namely not engaging with another vertical bevel gear 12b).Thus, under two execution switches 3 are all in gate-dividing state, if rotate the handle 13 of automatic change-over as shown in Figure 8, horizontal bevel gear 12a can only drive a vertical bevel gear 12b to rotate, and two vertical bevel gear 12b can not be driven to rotate, thus stop the danger that two execution switches 3 close a floodgate simultaneously simultaneously.
Automatic change-over of the present utility model is as described below at the transmission process of auto state and manual mode, when automatic change-over is arranged on auto state, sensitive switch 14 can by the position switch signal feedback of rocking arm 12c to controller 15, the catch 211 of hammerlock 2 locks planetary ring gear 111, motor 11 drives sun gear 180 active rotation, the passive rotation of planet carrier 112, planetary output gear 112b on planet carrier 112 drives the second linkage gear 170 to rotate, second linkage gear 170 drives the first linkage gear 160 to rotate thus output shaft 12 is rotated and drives to perform switch 3 action.When automatic change-over is arranged on manual mode, hammerlock 2 is allocated to position in the other direction by manpower, sensitive switch 14 can by the position switch signal feedback of rocking arm 12c to controller 15, the catch 211 of hammerlock 2 spins off from the boss 111a of planetary ring gear 111, planetary ring gear 111 is in rotatable free state, output shaft 12 is under the effect of manpower driving handle 13, the first linkage gear 160 is driven to rotate, first linkage gear 160 drives the second linkage gear 170 to rotate, second linkage gear 170 drives planet carrier 112 to rotate, sun gear 180 is connected with the motor output gear 11a of motor 11 simultaneously, because sun gear 180 bears the larger resistance of motor 11, therefore sun gear 180 transfixion, planetary ring gear 111 is only had to rotate, thus achieve the clutch of automatic change-over reduction box 100 when auto state and manual mode switch.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, some simple deduction or replace can also be made, all should be considered as belonging to protection range of the present utility model.
Claims (10)
1. a driving gear of auto transfer switch, it is characterized in that: transmission mechanism (1) comprises motor (11), is provided with the output shaft (12) of handle (13) and the reduction box (100) for transmission between motor (11) and output shaft (12), described motor (11) and handle (13) can respectively under the automatic or manual state of automatic change-over driver output axle (12) rotate thus complete the handover operation of switch;
Be provided with for the planetary gearsets (110) of motor (11) with output shaft (12) clutch in described reduction box (100), described planetary gearsets (110) comprises the planetary ring gear (111) and planet carrier (112) that relatively rotate and install, described planet carrier (112) can be in transmission connection with motor (11) and output shaft (12) respectively, described planetary ring gear (111) is set in the outside of planet carrier (112), and the outer wall of planetary ring gear (111) is also provided with boss (111a);
Described transmission mechanism (1) also comprises the hammerlock (2) that can swing relative to reduction box (100), the end of described hammerlock (2) to be placed in reduction box (100) and correspondingly with planetary ring gear (111) to arrange, and can interference with boss (111a) when auto state thus stop that planetary ring gear (111) rotates in the end of hammerlock (2) makes motor (11) driver output axle (12) rotate.
2. driving gear of auto transfer switch according to claim 1, it is characterized in that: the top of described reduction box (100) is provided with support (120), described hammerlock (2) is rotatably mounted on support (120), hammerlock (2) is placed in the top of reduction box (100) for the end applying external force, the plane that the plane orthogonal that hammerlock (2) swings rotates in planetary ring gear (111), energy-stored spring (201) is also installed between the top of hammerlock (2) and reduction box (100), described energy-stored spring (201) is in energy storage state and makes hammerlock (2) be in static lock-out state under the pulling force effect of energy-stored spring (201) when stopping planetary ring gear (111) in the end of hammerlock (2).
3. driving gear of auto transfer switch according to claim 1, it is characterized in that: one end of described hammerlock (2) is the sticking department (210) that can contact with planetary ring gear (111), the other end of hammerlock (2) is the drive division (220) for driving hammerlock (2) to swing, the middle part of hammerlock (2) is also provided with the rotation installing hole (230) for installation shaft (231), and the side, end of sticking department (210) is protruded and is provided with and can contacts the catch (211) be connected with boss (111a) sidewall.
4. driving gear of auto transfer switch according to claim 2, it is characterized in that: described reduction box (100) also comprises pressing plate (130) and the housing (140) of mutual assembled connection, the end of described hammerlock (2) can be passed installation via hole (131) that pressing plate (130) is offered and correspondingly with the planetary ring gear (111) installed in housing (140) to arrange, one end of described energy-stored spring (201) is fixed on hammerlock hook (221) of hammerlock (2), the other end of energy-stored spring (201) is fixed on hard-wired housing on housing (140) madial wall and links up with on (141), and the hook portion that described housing hook (141) is connected with energy-stored spring (201) is placed in pressing plate (130) top through installing via hole (131), or, the other end of energy-stored spring (201) is fixed in the hook feature of pressing plate (130) surface setting, described hook feature can along pressing plate (130) surperficial bending and molding.
5. driving gear of auto transfer switch according to claim 3, it is characterized in that: described drive division (220) is sector structure, and the end of the drive division of sector structure (220) is provided with arcwall (223), the surface of described arcwall (223) is provided with the driving lever (222) that can be used for applying external force.
6. driving gear of auto transfer switch according to claim 1, it is characterized in that: described reduction box (100) also comprises the first linkage gear (160), second linkage gear (170) and sun gear (180), described the first linkage gear (160) is coaxially connected with output shaft (12), described the second linkage gear (170) comprises gear wheel (171) and the pinion (172) of coaxial connection, described pinion (172) is meshed with the first linkage gear (160), the top of described planet carrier (112) is also provided with the planetary output gear (112b) that can be meshed with gear wheel (171), three distributions triangular in shape are also installed and can respectively relative to the planetary gear (112a) that planet carrier (112) rotates in planet carrier (112), and the internal gear (111b) that each planetary gear (112a) is arranged with planetary ring gear (111) inwall is respectively meshed, described sun gear (180) comprises installation shaft (181) and the sun gear wheel (183) that is arranged in installation shaft (181) and sun pinion (182), planet carrier (112) is rotatable to be arranged on the upper and sun pinion (182) of installation shaft (181) and to be meshed with each planetary gear (112a) simultaneously, described sun gear wheel (183) is meshed with the motor output gear (11a) of motor (11), during auto state, hammerlock (2) stops that planetary ring gear (111) rotation makes motor (11) drive output shaft (12) to rotate, during manual mode, hammerlock (2) puts away planetary ring gear (111) and makes that planetary ring gear (111) can rotate under the drive of output shaft (12) and sun gear (180) is motionless.
7. driving gear of auto transfer switch according to claim 1, it is characterized in that: described output shaft (12) is also installed with horizontal bevel gear (12a), described horizontal bevel gear (12a) is meshed with two vertical bevel gear (12b) respectively, each vertical bevel gear (12b) is installed with respectively and can drives by vertical bevel gear (12b) rocking arm (12c) swung, each rocking arm (12c) contacts with the push rod (301) of the execution switch (3) of automatic change-over respectively and connects, described push rod (301) can be connected with the operating mechanism performing switch (3).
8. driving gear of auto transfer switch according to claim 7, it is characterized in that: described rocking arm (12c) can contact with the upper sensitive switch (14) installed of reduction box (100), and described sensitive switch (14) is connected with the controller (15) of automatic change-over, sensitive switch (14) can export the position signalling of rocking arm (12c) to controller (15).
9. driving gear of auto transfer switch according to claim 1, it is characterized in that: the top of described reduction box (100) is also provided with the case (150) that can cover hammerlock (2), described hammerlock (2) is also provided with the driving lever (222) for applying external force, described case (150) offers the chute (151) that driving lever (222) can be supplied to slide, and the both sides of described chute (151) also can be provided with the sign being imprinted on respectively and case (150) being used to indicate automatic change-over automatic or manual state.
10. driving gear of auto transfer switch according to claim 1, it is characterized in that: the top of described reduction box (100) is provided with support (120), the sidewall of described support (120) is provided with axis hole (121) and fixed mount (122), described fixed mount (122) also offers the installation gap (122a) that arrange corresponding to axis hole (121), described hammerlock (2) also offers the rotation installing hole (230) for installation shaft (231), described axle (231) can successively through rotating installing hole (230) and installation gap (122a) and the end of axle (231) is placed in axis hole (121), and also clamping is provided with clamp (123) in installation gap (122a), described clamp (123) also offers the arc gap (123a) that can be connected with the draw-in groove (231a) on axle (231).
Priority Applications (1)
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CN201520071521.6U CN204375591U (en) | 2015-01-30 | 2015-01-30 | Driving gear of auto transfer switch |
Applications Claiming Priority (1)
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104658777A (en) * | 2015-01-30 | 2015-05-27 | 浙江正泰电器股份有限公司 | Automatic transfer switch transmission mechanism |
CN108198711A (en) * | 2018-02-05 | 2018-06-22 | 寺崎科技有限公司 | Double power supply automatic transfer switch |
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2015
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104658777A (en) * | 2015-01-30 | 2015-05-27 | 浙江正泰电器股份有限公司 | Automatic transfer switch transmission mechanism |
CN108198711A (en) * | 2018-02-05 | 2018-06-22 | 寺崎科技有限公司 | Double power supply automatic transfer switch |
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