CN110211821A - A kind of operating mechanism and its switching control method of automatic change-over - Google Patents
A kind of operating mechanism and its switching control method of automatic change-over Download PDFInfo
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- CN110211821A CN110211821A CN201910216937.5A CN201910216937A CN110211821A CN 110211821 A CN110211821 A CN 110211821A CN 201910216937 A CN201910216937 A CN 201910216937A CN 110211821 A CN110211821 A CN 110211821A
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- rocker arm
- main control
- driving
- gear
- microswitch
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- 230000007246 mechanism Effects 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000005070 sampling Methods 0.000 claims abstract description 37
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 19
- 230000001276 controlling effect Effects 0.000 claims abstract description 5
- 230000001105 regulatory effect Effects 0.000 claims abstract description 4
- 230000005540 biological transmission Effects 0.000 claims description 26
- 230000005611 electricity Effects 0.000 claims description 5
- 241001269238 Data Species 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 3
- 230000003321 amplification Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
- H01H3/26—Power arrangements internal to the switch for operating the driving mechanism using dynamo-electric motor
-
- 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
-
- 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
- H01H3/40—Driving mechanisms, i.e. for transmitting driving force to the contacts using friction, toothed, or screw-and-nut gearing
-
- 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
- H01H9/16—Indicators for switching condition, e.g. "on" or "off"
- H01H9/167—Circuits for remote indication
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
- H01H3/26—Power arrangements internal to the switch for operating the driving mechanism using dynamo-electric motor
- H01H2003/266—Power arrangements internal to the switch for operating the driving mechanism using dynamo-electric motor having control circuits for motor operating switches, e.g. controlling the opening or closing speed of the contacts
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/068—Electronic means for switching from one power supply to another power supply, e.g. to avoid parallel connection
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
Abstract
The invention discloses a kind of operating mechanism of automatic change-over and its switching control methods, including main power circuit, stand-by power supply circuit shares the pedestal in installing component, circuit board is equipped with above the pedestal, the pedestal is equipped with rocker arm assembly and driving motor, it is driven between the rocker arm assembly and driving motor by the way that gear set is arranged, the rocker arm assembly is movably connected with the base, the switch block for regulating and controlling rocker arm assembly is equipped with by the gear set, the circuit board is equipped with sampling module, the input terminal of the sampling module is connected with main power circuit and stand-by power supply circuit respectively, the sampling module output end is connected with the input terminal of main control module, the output end of the main control module is connected with the control terminal of driving motor.The present invention overcomes the higher problems of failure rate present in technology.The advantages that present invention has structure simple, and the judgement and conversion operation of mistake will not securely and reliably, in conversion process occur.
Description
Technical field
The present invention relates to a kind of field of switches, a kind of operating mechanism more specifically to automatic change-over and its
Switching control method.
Background technique
For traditional automatic change-over using link mechanism, one connection motor other end of connecting rod is connected to switch originally
On body moulded case circuit breaker handle, by controls connecting rod swing up and down drive " combined floodgate " of breaker of plastic casing, " separating brake " to
Realize the normal switching of automatic change-over；Controller directly by the auxiliary of the built-in breaker of change-over switch and alarm come
The operation and stopping for controlling automatic change-over, since the link mechanism radius of gyration can not be adjusted, auxiliary built in breaker and
Alarm and the positions such as breaker division are asynchronous, assist division can not correct response contact of breaker division etc.；And in plastic housing
Will appear in the case that " detaining again ", " combined floodgate " and " separating brake " position synchronism of breaker is not high ontology breaker do not detain again or
Situation not in place of closing a floodgate influences the reliability of product so as to cause automatic change-over failure.
With the development of society, requirement of the people to automatic change-over is higher and higher, traditional automatic change-over is
It is not able to satisfy the demand of client, it is a kind of simpler reasonable now to need to design, and effectively solves the operation of combined floodgate separating brake failure
Mechanism and its switching control method, to reduce the failure rate in power supply conversion process.
Summary of the invention
The present invention is in order to overcome traditional automatic change-over existing in the prior art to make defect due to its own structure
The problem for causing its reliability poor now provides the operation with a kind of automatic change-over that is safe and efficient, stablizing
Mechanism and its switching control method.
A kind of operating mechanism of automatic change-over of the invention, including main power circuit, stand-by power supply circuit share in
The pedestal of installing component, the pedestal top are equipped with circuit board, and the pedestal is equipped with rocker arm assembly and driving motor, institute
It being driven between the rocker arm assembly and driving motor stated by the way that gear set is arranged, the rocker arm assembly is movably connected with the base,
The switch block for regulating and controlling rocker arm assembly is equipped with by the gear set, the circuit board is equipped with sampling module, described
The input terminal of sampling module be connected respectively with main power circuit and stand-by power supply circuit, the sampling module output end with
The input terminal of main control module is connected, and the output end of the main control module is connected with the control terminal of driving motor.
When main power circuit or stand-by power supply circuit break down when work, the main control module on circuit board can analytical sampling
The circuit data of module acquisition, union go out corresponding as a result, later by control automatic change-over ontology and driving motor
To switch active and standby power circuit.After automatic change-over or driving motor state change, switch block can be anti-by signal
It feeds main control module；On the other hand, main control module transmits information to seperated display module for operator by divided connector
Member checks that the control circuit is clearly transmitted the feedback signal on active and standby power circuit by sampling resistor, amplifying circuit
To main control module, correct manipulation is made to automatic change-over ontology and driving motor convenient for main control module, to improve
Stability of the invention.
Preferably, the rocker arm assembly includes left rocker arm, right rocker arm, left sliding rail and right sliding rail, the left sliding rail
Be individually fixed in the left and right ends of pedestal by bolt with right sliding rail, the left rocker arm and right rocker arm respectively with left sliding rail and the right side
Sliding rail is slidably connected.
Preferably, the left rocker arm is identical with right rocker structure, the left sliding rail is identical with right rail structure, institute
The left rocker arm stated includes rocker arm ontology, and the rocker arm ontology left end is equipped with caliper, and the rocker arm ontology right end is equipped with and tooth
The rack gear that wheel group is used cooperatively, the rocker arm body bottom portion are equipped with the slide fastener of at least two and left sliding rail sliding snapping.
Preferably, the gear set includes the driving gear as main body, the driving gear centre is installed on
The output end of driving motor, tooth is dynamic respectively for the left and right sides of the driving gear is connected with driven wheel group, the sliding tooth
It is equipped with the arc-shaped protrusions that are used cooperatively with rocker arm assembly at wheel upper edge, is equipped at the driving gear lower edge and driven wheel
Remaining edge of the driving external tooth that group is used cooperatively, the driving gear is smooth circular arc.
Preferably, the driven wheel group includes excessive gear and transmission gear, the excessive gear respectively with drive
Dynamic external tooth and the dynamic engagement of toothed drive gear, the transmission gear are moved with rocker arm assembly tooth and are engaged.
Preferably, the switch block includes driving microswitch, the left and right sides of the driving microswitch
It is respectively equipped with a driven microswitch, the triggering end of the driving microswitch and the arc-shaped protrusions of driving gear are passed
Dynamic triggering, the triggering end and rocker arm assembly of the driven microswitch carry out transmission triggering.
The power supply and sampling module includes the sampling resistor R and common mode inductance L as main body, the main power source electricity
L1, L2 and L3 tri- compositions of routing, the stand-by power supply circuit is route L4, is connected between the L1 and sampling resistor R
Voltage transformer pt 1 is connected with voltage transformer pt 2, between the L3 and sampling resistor R between the L2 and sampling resistor R
It is connected with power transformer PT3, the power transformer PT3 is connected between common mode inductance L by rectifier diode D1, institute
Power transformer PT4 and rectifier diode D2 are in series between the common mode inductance L and L4 that state.
The main control module includes the main control singlechip as main body, is connected to amplification outside the main control singlechip respectively
3 of circuit, BUCK circuit, feedback loop, control loop, external EEPROM and divided connector, the amplifying circuit are defeated
Enter end to be connected with 3 output ends of sampling resistor R respectively, the output of the input terminal and common mode inductance L of the BUCK circuit
End is connected, and the output end of BUCK circuit is connected with one end of feedback loop, the input terminal of the feedback loop
It is connected with the control terminal of driving motor, the input outlet of the control loop is connected with the control terminal of driving motor, institute
The output end for the divided connector stated is connected with seperated display module.
Main power circuit L3, the stand-by power supply circuit L4 by respective power transformer, rectification, common mode inductance,
The power supply stable to main control singlechip of BUCK circuit.Once common power supply L3 or stand-by power supply circuit L4 breaks down, master control list
Piece machine is through analysis, operation, and main control singlechip can manipulate driving motor later.After driving motor state changes,
Signal can be fed back to main control singlechip by the senser elements such as the microswitch on pedestal；On the other hand, main control singlechip is by dividing
Body connector transmits information to seperated display module and checks for operator, which passes through sampling resistor, amplification electricity
Standing power supply feedback signal is clearly transferred to main control singlechip by road, convenient for main control singlechip to Switch main body and driving electricity
Machine makes correct manipulation, meanwhile, common mode inductance is filtered for EMC, can inhibit electromagnetic wave outside radiation-emitting, is met from turn
Change switch EMC EMC Requirements.
A kind of switching control method of automatic change-over:
1, the sampling resistor R can acquire the circuit data on L1, L2, L3 in real time, and sampling resistor R can be by collected circuit
Data are conveyed to main control singlechip, and the main control singlechip can analyze these circuit datas and make corresponding judgement；
2, when main control singlechip analyzes main power circuit when something goes wrong, the main control singlechip can be sent to driving motor
Rotate clockwise instruction；
3, after main control singlechip, which receives, rotates clockwise instruction, driving motor by the transmission of excessive gear and transmission gear come
Left rocker arm is driven, when left rocker motion is to left sliding rail upper end, the rack gear of the left rocker arm tail portion can squeeze driving fine motion
Switch the contact of the driven microswitch in left side；
4, after driving the contact of the driven microswitch on the left of microswitch to be extruded, which can give master control list
Piece machine sends No.1 feedback signal,
5, when main control singlechip receives No.1 feedback signal, the main control singlechip can be sent to driving motor to be stopped referring to
It enables, main power circuit is off state at this time；
6, when main power circuit is off state, the main control singlechip can be sent to driving motor to be continued to rotate clockwise
Instruction；
7, continue to rotate clockwise instruction when driving motor receives, driving motor by the transmission of excessive gear and transmission gear come
Right rocker arm is driven, when right rocker motion is to right sliding rail upper end, the rack gear of the right rocker arm tail portion can squeeze driving fine motion
Switch the contact of the driven microswitch on right side；
8, after driving the contact of the driven microswitch on the right side of microswitch to be extruded, which can give master control list
Piece machine sends No. two feedback signals；
9, when main control singlechip receives No. two feedback signals, the main control singlechip can be sent to driving motor to be stopped referring to
It enables, stand-by power supply circuit is initiate mode at this time.
The invention has the following advantages: structure is simple, the judgement of mistake will not securely and reliably, in conversion process occur
And conversion operation.
Detailed description of the invention
Attached drawing 1 is top view of the invention.
Attached drawing 2 is front view of the invention.
Attached drawing 3 is the front view of left rocker arm of the invention.
Attached drawing 4 is the rearview of left rocker arm of the invention.
Attached drawing 5 is schematic circuit of the invention.
Pedestal 1, driving motor 2, left rocker arm 3, right Rocker arm 4, left sliding rail 5, right sliding rail 6, rocker arm ontology 7, caliper 8, rack gear
9, slide fastener 10 drives gear 11, and arc-shaped protrusions 12 drive external tooth 13, excessive gear 14, and transmission gear 15 drives microswitch
16, driven microswitch 17.
Specific embodiment
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.
Embodiment: 1, attached drawing 2, attached drawing 3, attached drawing 4 and attached drawing 5 are further described with reference to the accompanying drawings, and one kind of this example is certainly
The operating mechanism of dynamic change-over switch, it is described including main power circuit, stand-by power supply circuit and for the pedestal 1 of installing component
Circuit board is equipped with above pedestal, the pedestal 1 is equipped with rocker arm assembly and driving motor 2, the rocker arm assembly and driving
It is driven between motor 2 by the way that gear set is arranged, the rocker arm assembly is flexibly connected with pedestal 1, is set by the gear set
There is the switch block for regulating and controlling rocker arm assembly, the circuit board is equipped with sampling module, the input of the sampling module
End is connected with main power circuit and stand-by power supply circuit respectively, the input terminal of the sampling module output end and main control module
It is connected, the output end of the main control module is connected with the control terminal of driving motor.
The rocker arm assembly includes left rocker arm 3, right Rocker arm 4, left sliding rail 5 and right sliding rail 6, the left sliding rail 5 and the right side
Sliding rail 6 is individually fixed in the left and right ends of pedestal 1 by bolt, the left rocker arm 3 and right Rocker arm 4 respectively with left sliding rail 5 and
Right sliding rail 6 is slidably connected.
The left rocker arm 3 is identical with right 1 structure of rocker arm, and the left sliding rail 5 is identical with right 6 structure of sliding rail, described
Left rocker arm 3 includes rocker arm ontology 7, and 7 left end of rocker arm ontology is equipped with caliper 8, and 7 right end of rocker arm ontology is equipped with and tooth
The rack gear 9 that wheel group is used cooperatively, 7 bottom of rocker arm ontology are equipped with the slide fastener 10 of 2 with left sliding rail 5 sliding snapping.
The gear set includes the driving gear 11 as main body, and 11 center of driving gear is installed on driving electricity
The output end of machine 2, tooth is dynamic respectively for the left and right sides of the driving gear 11 is connected with driven wheel group, the driving gear 11
The arc-shaped protrusions 12 that are used cooperatively with rocker arm assembly are equipped at upper edge, be equipped at 11 lower edge of driving gear with it is driven
Remaining edge of the driving external tooth 13 that wheel group is used cooperatively, the driving gear 11 is smooth circular arc.
The driven wheel group includes excessive gear 14 and transmission gear 15, and the excessive gear 14 is outer with driving respectively
Tooth 13 and the dynamic engagement of 15 tooth of transmission gear, the transmission gear 15 are moved with rocker arm assembly tooth and are engaged.
The switch block includes driving microswitch 16, and the left and right sides of the driving microswitch 16 is set respectively
There is a driven microswitch 17, the triggering end of the driving microswitch 16 and the arc-shaped protrusions of driving gear 11 are passed
Dynamic triggering, the triggering end and rocker arm assembly of the driven microswitch 16 carry out transmission triggering.
The sampling module includes the sampling resistor R and common mode inductance L as main body, the main power circuit by
L1, L2 and L3 tri- compositions, the stand-by power supply circuit are route L4, are connected with voltage between the L1 and sampling resistor R
Mutual inductor PT1 is connected with voltage transformer pt 2, connects between the L3 and sampling resistor R between the L2 and sampling resistor R
There is power transformer PT3, the power transformer PT3 is connected between common mode inductance L by rectifier diode D1, described
Power transformer PT4 and rectifier diode D2 are in series between common mode inductance L and L4.
A kind of switching control method of automatic change-over of the invention:
1, the sampling resistor R can acquire the circuit data on L1, L2, L3 in real time, and sampling resistor R can be by collected circuit
Data are conveyed to main control singlechip, and the main control singlechip can analyze these circuit datas and make corresponding judgement；
2, when main control singlechip analyzes main power circuit when something goes wrong, the main control singlechip can be sent out to driving motor 2
It send and rotates clockwise instruction；
3, after main control singlechip, which receives, rotates clockwise instruction, driving motor 2 passes through excessive gear 14 and transmission gear 15
Transmission is to drive left rocker arm 3, and when left rocker arm 3 moves to left 5 upper end of sliding rail, the rack gear 9 of 3 tail portion of left rocker arm can be squeezed
The contact of the driven microswitch 17 in 16 left side of pressure driving microswitch；
4, after driving the contact of driven microswitch 17 in 16 left side of microswitch to be extruded, which can be given
Main control singlechip sends No.1 feedback signal,
5, when main control singlechip receives No.1 feedback signal, the main control singlechip can be sent to driving motor 2 to be stopped referring to
It enables, main power circuit is off state at this time；
6, when main power circuit is off state, the main control singlechip can be sent to driving motor 2 to be continued to turn clockwise
Dynamic instruction；
7, continue to rotate clockwise instruction when driving motor receives, driving motor 2 passes through excessive gear 14 and transmission gear 15
Transmission is to drive right Rocker arm 4, and when right Rocker arm 4 moves to right 6 upper end of sliding rail, the rack gear 9 of the right Rocker arm 4 tail portion can be squeezed
The contact of the driven microswitch 17 on 16 right side of pressure driving microswitch；
8, after driving the contact of driven microswitch 17 on 16 right side of microswitch to be extruded, which can be given
Main control singlechip sends No. two feedback signals；
9, when main control singlechip receives No. two feedback signals, the main control singlechip can be sent to driving motor 2 to be stopped referring to
It enables, stand-by power supply circuit is initiate mode at this time.
Above is only a specific embodiment of the present invention, but structure feature of the invention is not limited thereto, Ren Heben
Within the field of the present invention, made changes or modifications all cover within the scope of the patent of the present invention the technical staff in field.
Claims (9)
1. a kind of operating mechanism of automatic change-over, including main power circuit, stand-by power supply circuit and for installing component
Pedestal (1), the pedestal top are equipped with circuit board, characterized in that the pedestal (1) is equipped with rocker arm assembly and driving is electric
Machine (2) is driven between the rocker arm assembly and driving motor (2) by the way that gear set is arranged, the rocker arm assembly and bottom
Seat (1) is flexibly connected, and the switch block for regulating and controlling rocker arm assembly is equipped with by the gear set, and the circuit board is equipped with
The input terminal of sampling module, the sampling module is connected with main power circuit and stand-by power supply circuit respectively, and described adopts
Egf block output end is connected with the input terminal of main control module, the output end of the main control module and the control terminal of driving motor
It is connected.
2. a kind of operating mechanism of automatic change-over according to claim 1, characterized in that the rocker arm assembly packet
Left rocker arm (3), right rocker arm (4), left sliding rail (5) and right sliding rail (6) are included, the left sliding rail (5) and right sliding rail (6) pass through bolt
Be individually fixed in the left and right ends of pedestal (1), the left rocker arm (3) and right rocker arm (4) respectively with left sliding rail (5) and right sliding rail
(6) it is slidably connected.
3. a kind of operating mechanism of automatic change-over according to claim 2, characterized in that the left rocker arm (3)
Identical with right rocker arm (1) structure, the left sliding rail (5) is identical with right sliding rail (6) structure, and the left rocker arm (3) includes shaking
Arm body (7), rocker arm ontology (7) left end are equipped with caliper (8), and described rocker arm ontology (7) right end is equipped with and gear set
The rack gear (9) being used cooperatively, rocker arm ontology (7) bottom are equipped with the slide fastener of at least two and left sliding rail (5) sliding snapping
(10).
4. a kind of operating mechanism of automatic change-over according to claim 1, characterized in that the gear set includes
As the driving gear (11) of main body, described driving gear (11) center is installed on the output end of driving motor (2), described
Drive gear (11) tooth is dynamic respectively for the left and right sides is connected with driven wheel group, be equipped at described driving gear (11) upper edge with
The arc-shaped protrusions (12) that rocker arm assembly is used cooperatively, being equipped at described driving gear (11) lower edge makes with the cooperation of driven wheel group
Remaining edge of driving external tooth (13), the driving gear (11) is smooth circular arc.
5. a kind of operating mechanism of automatic change-over according to claim 4, characterized in that the driven wheel group packet
Include excessive gear (14) and transmission gear (15), the excessive gear (14) respectively with driving external tooth (13) and transmission gear
(15) the dynamic engagement of tooth, the transmission gear (15) are moved with rocker arm assembly tooth and are engaged.
6. a kind of operating mechanism of automatic change-over according to claim 4, characterized in that the switch block packet
Driving microswitch (16) is included, the driving microswitch (16) is respectively arranged on the left side and the right side a driven microswitch
(17), the triggering end of the driving microswitch (16) and the arc-shaped protrusions of driving gear (11) carry out transmission triggering, described
Driven microswitch (16) triggering end and rocker arm assembly carry out transmission triggering.
7. a kind of operating mechanism of automatic change-over according to claim 1, characterized in that the sampling module packet
The sampling resistor R and common mode inductance L as main body are included, the main power circuit is formed by L1, L2 and L3 tri-, and described is standby
It is route L4 with power circuit, voltage transformer pt 1, the L2 and sampling electricity is connected between the L1 and sampling resistor R
It is connected with voltage transformer pt 2 between resistance R, power transformer PT3, the power supply are connected between the L3 and sampling resistor R
It is connected between transformer PT3 and common mode inductance L by rectifier diode D1, is in series with power supply between the common mode inductance L and L4
Transformer PT4 and rectifier diode D2.
8. a kind of operating mechanism of automatic change-over according to claim 7, characterized in that the main control module packet
Include the main control singlechip as main body, be connected to respectively outside the main control singlechip amplifying circuit, BUCK circuit, feedback loop,
Control loop, external EEPROM and divided connector, 3 input terminals of the amplifying circuit, 3 with sampling resistor R respectively
Output end is connected, and the input terminal of the BUCK circuit is connected with the output end of common mode inductance L, the BUCK circuit
Output end is connected with one end of feedback loop, and the input terminal of the feedback loop is connected with the control terminal of driving motor,
The input outlet of the control loop is connected with the control terminal of driving motor, the output end of the divided connector with point
Body display module is connected.
9. a kind of be applicable in and a kind of switching control method of the operating mechanism of automatic change-over described in claim 1, spy
Sign is the switching control method are as follows:
1) the sampling resistor R described in can acquire the circuit data on L1, L2, L3 in real time, and sampling resistor R can be by collected circuit
Data are conveyed to main control singlechip, and the main control singlechip can analyze these circuit datas and make corresponding judgement；
2) when main control singlechip analyzes main power circuit when something goes wrong, the main control singlechip can give driving motor (2)
Transmission rotates clockwise instruction；
3) after main control singlechip, which receives, rotates clockwise instruction, driving motor (2) passes through excessive gear (14) and transmission gear
(15) transmission drives left rocker arm (3), when left rocker arm (3) moves to left sliding rail (5) upper end, the left rocker arm (3)
The rack gear (9) of tail portion can squeeze the contact of the driven microswitch (17) on the left of driving microswitch (16)；
4) after driving the contact of the driven microswitch (17) on the left of microswitch (16) to be extruded, the driven microswitch
(17) No.1 feedback signal can be sent to main control singlechip,
5) when main control singlechip receives No.1 feedback signal, the main control singlechip can be sent to driving motor (2) to be stopped
Instruction, main power circuit is off state at this time；
6) when main power circuit is off state, the main control singlechip can be sent to driving motor (2) to be continued clockwise
Rotation command；
7) continue to rotate clockwise instruction when driving motor receives, driving motor (2) passes through excessive gear (14) and transmission gear
(15) transmission drives right rocker arm (4), when right rocker arm (4) moves to right sliding rail (6) upper end, the right rocker arm (4)
The rack gear (9) of tail portion can squeeze the contact of the driven microswitch (17) on the right side of driving microswitch (16)；
8) after driving the contact of the driven microswitch (17) on the right side of microswitch (16) to be extruded, the driven microswitch
(16) No. two feedback signals can be sent to main control singlechip；
9) when main control singlechip receives No. two feedback signals, the main control singlechip can be sent to driving motor (2) to be stopped
Instruction, stand-by power supply circuit is initiate mode at this time.
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| CN201910216937.5A CN110211821A (en) | 2019-03-21 | 2019-03-21 | A kind of operating mechanism and its switching control method of automatic change-over |
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| CN201910216937.5A CN110211821A (en) | 2019-03-21 | 2019-03-21 | A kind of operating mechanism and its switching control method of automatic change-over |
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| CN110211821A true CN110211821A (en) | 2019-09-06 |
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| CN201910216937.5A Pending CN110211821A (en) | 2019-03-21 | 2019-03-21 | A kind of operating mechanism and its switching control method of automatic change-over |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112216540A (en) * | 2020-09-25 | 2021-01-12 | 吴天明 | Manual connecting rod touch switch |
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