CN107706023A - A kind of change-over switch - Google Patents
A kind of change-over switch Download PDFInfo
- Publication number
- CN107706023A CN107706023A CN201711028978.9A CN201711028978A CN107706023A CN 107706023 A CN107706023 A CN 107706023A CN 201711028978 A CN201711028978 A CN 201711028978A CN 107706023 A CN107706023 A CN 107706023A
- Authority
- CN
- China
- Prior art keywords
- standby
- change
- over switch
- driven gear
- rack assembly
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
Abstract
The present invention relates to switching equipment technology, discloses a kind of change-over switch, including：Controller, drive device, transmission mechanism, switch movable contact head system, conventional static contact system, standby static contact system；Wherein, controller is electrically connected with drive device；Transmission mechanism includes：Driving shaft, string are located at conventional driving gear and standby driving gear, conventional driven gear, standby driven gear on driving shaft, and conventional rack assembly and standby rack assembly；Drive device drives spindle rotation.The transmission mechanism that embodiment of the present invention provides has the advantages that transmission efficiency, simple in construction, reliable transmission, overall dimensions are small.
Description
Technical field
The present invention relates to switching equipment technology, more particularly to a kind of change-over switch.
Background technology
Need to use in the low-pressure electronic equipment products such as double power supply automatic transfer switch, on-load switch, disconnecting switch, contactor
Break-make or conversion are realized in transmission mechanism action.Such as:Double power supply automatic transfer switch is to be used to realize conventional power supply and standby electricity
Power convert between source, ensure the equipment of key user's Electrical Safety.Automatic change-over is by transmission mechanism, arc quenching system etc.
Part forms.When conventional power failure, automatic change-over with automatic detection power failure and can be automatically shifted to standby
Power supply.The function of changing change-over switch moving contact position is realized in existing automatic change-over using transmission mechanism.Driver
The structure generally use linkage of structure, and linkage typically provides power by electromagnet, passes through linkage driving power
Moving contact action in break-make arc chamber, realizes dynamic/static contact closed and disconnected.Due to passing through multiple connecting rods in linkage
Reciprocating motion is converted into rotating, and transmission efficiency is low, and linkage needs more connecting rod action ability execution conversions, knot
Structure is relative complex, and more connecting rods of linkage are end to end, and size is also larger.
The content of the invention
The purpose of embodiment of the present invention is, connecting rod is used for the transmission device of automatic change-over in the prior art
The defects of transmission efficiency that mechanism is brought is low, complicated, mechanism size is larger, there is provided a kind of transmission efficiency, it is simple in construction,
The small change-over switch of reliable transmission, overall dimensions.
In order to solve the above technical problems, embodiments of the present invention provide a kind of change-over switch, including：Controller, drive
Dynamic device, transmission mechanism, switch movable contact head system, conventional static contact system, standby static contact system；Wherein, the controller
For controlling the start and stop of the drive device；
The transmission mechanism includes：Driving shaft, string be located at conventional driving gear on the driving shaft and standby driving gear,
Conventional driven gear, standby driven gear, and conventional rack assembly and standby rack assembly；
The drive device drives the spindle rotation；
When the driving shaft is rotated to conventional power position by product open position, the conventional driving gear passes through
The conventional rack assembly links with the conventional driven gear, and the conventional driven gear of institute joins with the switch movable contact head system
It is dynamic, the switch movable contact head system close to the conventional static contact system until the switch movable contact head system with it is described commonly use it is quiet
Contact system is mutually connected, the change-over switch and conventional power on；
When the driving shaft is rotated to the product open position by the conventional power position, the conventional active
Gear is linked by the conventional rack assembly and the conventional driven gear, and the conventional driven gear and the switch are dynamic
Contact system links, and the switch movable contact head system mutually disconnects with the conventional static contact system, the change-over switch with it is normal
Disconnected with power supply；
When the driving shaft is rotated to stand-by power supply on-position by the product open position, the standby driving gear
Linked by the standby rack assembly and the standby driven gear, the standby driven gear and the switch movable contact
System interlink, the switch movable contact head system close to the standby static contact system until the switch movable contact head system with it is described
Standby static contact system is mutually connected, and the change-over switch is connected with stand-by power supply；
When the driving shaft is rotated to the product open position by the stand-by power supply on-position, the standby active
Gear is linked by the standby rack assembly and the standby driven gear, and the standby driven gear and the switch are dynamic
Contact system links, and the switch movable contact head system mutually disconnects with the standby static contact system, the change-over switch with it is standby
Disconnected with power supply.
Embodiment of the present invention is located at conventional driving gear on the driving shaft in terms of existing technologies, using string
With standby driving gear, conventional driven gear, standby driven gear, and conventional rack assembly and standby rack assembly, realize
The rotation of switch movable contact system is driven by the rotation of driving shaft, switch movable contact can be achieved so as to pass through the control of motor
Head system is close to conventional static contact system until switch movable contact head system and the electric connection of conventional static contact system, and switch are dynamic
Contact system is close to standby static contact system until switch movable contact head system is electrically connected with standby static contact system.The present invention's
Transmission mechanism has the advantages that transmission efficiency, simple in construction, reliable transmission, overall dimensions are small.
Preferably, in the change-over switch, the change-over switch also includes the first support platform and the second support platform；
The transmission mechanism also includes the first extension spring and the second extension spring；
One end of first extension spring is connected with the conventional rack assembly, and the other end is connected with first support platform；
One end of second extension spring is connected with the standby rack assembly, and the other end is connected with second support platform；
When the driving shaft is rotated to conventional power position by the product open position, the conventional rack assembly
Moved to the conventional driven gear, first extension spring applies reset force to the conventional rack assembly；
When the driving shaft is rotated to stand-by power supply on-position by the product open position, the standby rack assembly
Moved to the standby driven gear, second extension spring applies reset force to the standby rack assembly, to prevent conventional tooth
Bar assembly and standby rack assembly depart from product open position because of the vibrations during operation or Product transport.
Preferably, in the change-over switch, the conventional rack assembly is provided with the first guide groove, the standby rack assembly
Provided with the second guide groove；
The change-over switch also includes the first lead, and first lead is located in first guide groove, for drawing
Lead the glide direction of the conventional rack assembly；
The change-over switch also includes the second lead, and second lead is located in second guide groove, for drawing
The glide direction of the standby rack assembly is led, to determine the sliding trace of conventional rack assembly and standby rack assembly.
Preferably, in the change-over switch, the change-over switch also includes indication panel and matched somebody with somebody with the indication panel
Close the pointer set；
The driving shaft drives the pointer to be rotated on the indication panel.
Preferably, the change-over switch also includes the first position-limit mechanism, for limiting the driving shaft positioned at the product
The rotation of driven gear is often used when open position and the conventional power position；
The position-limit mechanism includes the first positioning disk, the first energy-stored spring expansion link, the second energy-stored spring expansion link；
First positioning disk and the conventional driven gear are coaxially connected, and first positioning disk is slided provided with the first circular arc
The arc core of groove and the second arc chute, first arc chute and second arc chute and first positioning disk and
The axle center of the conventional driven gear is overlapping；
One end of the first energy-stored spring expansion link is provided with the first locating slide rod, and the other end is fixed on the change-over switch one
Position, first locating slide rod are located in first arc chute；
One end of the second energy-stored spring expansion link is provided with the second locating slide rod, and it is another that the other end is fixed on the change-over switch
One position, second locating slide rod are located in second arc chute；
And when the driving shaft is located at the product open position and the conventional power position, first storage
Energy telescopic spring bar and the second energy-stored spring expansion link are in release conditions.
Preferably, the change-over switch also includes the second position-limit mechanism, for limiting the driving shaft positioned at the product
The rotation of standby driven gear when open position and the stand-by power supply on-position；
The position-limit mechanism includes the second positioning disk, the 3rd energy-stored spring expansion link, the 4th energy-stored spring expansion link；
Second positioning disk and the standby driven gear are coaxially connected, and second positioning disk is slided provided with three-arc
The arc core of groove and the 4th arc chute, the three-arc chute and the 4th arc chute and second positioning disk and
The axle center of the standby driven gear is overlapping；
One end of the 3rd energy-stored spring expansion link is provided with the 3rd locating slide rod, and the other end is fixed on the change-over switch one
Position, the 3rd locating slide rod are located in the 3rd arc chute；
One end of the 4th energy-stored spring expansion link is provided with the 4th locating slide rod, and it is another that the other end is fixed on the change-over switch
One position, the 4th locating slide rod are located in the 4th arc chute；
And when the driving shaft is located at the product open position and the stand-by power supply on-position, the 3rd storage
Energy telescopic spring bar and the 4th energy-stored spring expansion link are in release conditions.
Preferably, in the change-over switch, the conventional driving gear and the standby driving gear are sector gear.
Preferably, in the change-over switch, the conventional driving gear and the standby driving gear also pass through at least one
Individual screw or rivet are connected with each other, to be rotated while being further ensured that conventional driving gear and standby driving gear.
Preferably, in the change-over switch, the conventional driven gear and the standby driven gear also pass through at least one
Individual screw or rivet are connected with each other, to be rotated while being further ensured that conventional driven gear and standby driven gear.
Preferably, in the change-over switch, the change-over switch also includes instruction component, the instruction component and the control
Device processed is electrically connected with, for showing the running status of the change-over switch, so that user uses.
Brief description of the drawings
Fig. 1 is the schematic appearance of the change-over switch in first embodiment of the invention；
Fig. 2 is the internal structure schematic diagram of the change-over switch in first embodiment of the invention；
Fig. 3 is the top view of the internal structure of the change-over switch in first embodiment of the invention；
Fig. 4 is the structural representation of the transmission mechanism of the change-over switch in first embodiment of the invention；
Fig. 5 is the top view of the transmission mechanism of the change-over switch in first embodiment of the invention；
Fig. 6 is the structural representation of the first positioning disk of the change-over switch in first embodiment of the invention；
Fig. 7 is the schematic appearance of the change-over switch in second embodiment of the invention.
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, each reality below in conjunction with accompanying drawing to the present invention
The mode of applying is explained in detail.However, it will be understood by those skilled in the art that in each embodiment of the present invention,
In order that reader more fully understands the application and proposes many ins and outs.But even if without these ins and outs and base
Many variations and modification in following embodiment, the application technical scheme claimed can also be realized.
The first embodiment of the present invention is related to a kind of change-over switch, as shown in figures 1 to 6, including：Controller 1, driving dress
Put 2, transmission mechanism 3, switch movable contact head system 4, conventional static contact system 5, standby static contact system 6.Specifically, this implementation
Drive device 2 in mode is a motor, and controller 1 receives extraneous power supply, and controller 1 is electrically connected with drive device 2, is used for
Control the start and stop of drive device 2, that is to say, that after controller 1 sends electric signal, electric motor starting.
For convenience of description, so accompanying drawing hides the partial shell of change-over switch, the transmission mechanism 3 in present embodiment
Including：Driving shaft 31, string are located at conventional driving gear 32 and standby driving gear 33, conventional driven gear on driving shaft 31
34th, standby driven gear 35, and conventional rack assembly 36 and standby rack assembly 37.Specifically, driving gear 32 is commonly used
It is be arranged in parallel with standby driving gear 33, and conventional driving gear 32 is located at the top of standby driving gear 33, likewise, often
It is be arranged in parallel with driven gear 34 and standby driven gear 35, and conventional driven gear 34 is located at the upper of standby driven gear 35
Side, conventional rack assembly 36 are used for link conventional driving gear 32 and conventional driven gear 34, and standby rack assembly 37 is used to join
Standby driving gear 33 and standby driven gear 35 are moved, therefore, conventional rack assembly 36 is located at the top of standby rack assembly 37.
Drive device 2 and driving shaft 31 are linked, make drive device 2 drive driving shaft 31 to rotate, can be with during practical set
Using shaft coupling, motor and driving shaft 31 are connected, rotate motor driven driving shaft 31, also, driving shaft 31 by
When product open position is rotated to conventional power position, commonly use driving gear 32 by conventional rack assembly 36 with it is conventional from
Moving gear 34 links, and the conventional driven gear 34 of institute links with switch movable contact head system 4, and switch movable contact head system 4 is close to conventional quiet
Contact system 5 is mutually connected up to switch movable contact head system 4 with conventional static contact system 5, change-over switch and conventional power on；
When driving shaft 31 is rotated to product open position by conventional power position, conventional driving gear 32 passes through conventional
Rack assembly 36 links with conventional driven gear 34, and conventional driven gear 34 links with switch movable contact head system 4, switch movable contact
For head system 4 away from conventional static contact system 5 until resetting, i.e. switch movable contact head system 4 and conventional static contact system 5 is mutually disconnected
Open, change-over switch disconnects with conventional power supply；
When driving shaft 31 is rotated to stand-by power supply on-position by product open position, standby driving gear 33 is by standby
Rack assembly 37 links with standby driven gear 35, and standby driven gear 35 links with switch movable contact head system 4, switch movable contact
Head system 4 close to standby static contact system 6 until switch movable contact head system 4 is mutually connected with standby static contact system 6, open by conversion
Close and connected with stand-by power supply；
When driving shaft 31 is rotated to product open position by stand-by power supply on-position, standby driving gear 33 is by standby
Rack assembly 37 links with standby driven gear 35, and standby driven gear 35 links with switch movable contact head system 4, switch movable contact
Away from standby static contact system 6 until resetting, switch movable contact head system 4 mutually disconnects head system 4 with standby static contact system 6,
Change-over switch disconnects with stand-by power supply.
By the above, it is seen that, the change-over switch that present embodiment is provided is to be located at using string on driving shaft 31
Conventional driving gear 32 and standby driving gear 33, conventional driven gear 34, standby driven gear 35, and conventional rack group
Part 36 and standby rack assembly 37, the rotation that switch movable contact system 4 is driven by the rotation of driving shaft 31 is realized, so as to logical
Cross the control of motor switch movable contact system 4 can be achieved close to conventional static contact system 5 until switch movable contact head system 4 with often
Be electrically connected with static contact system 5, and switch movable contact head system 4 close to standby static contact system 6 until switch movable contact system
System 4 is electrically connected with standby static contact system 6.The transmission mechanism 3 of the present invention has transmission efficiency, simple in construction, transmission can
Lean on, the advantages that overall dimensions are small.
What deserves to be explained is in the change-over switch of present embodiment, change-over switch also include the first support platform 381 and
Second support platform 382, the first support platform are set in parallel with the second support platform, and the first support platform is located at second
The top of support platform.Meanwhile the transmission mechanism 3 also includes the first extension spring 38 and the second extension spring 39, one end of the first extension spring 38
It is connected with conventional rack assembly 36, the other end is connected with the first support platform, one end and the standby rack assembly of the second extension spring 39
37 connections, the other end are connected with the second support platform, rotated in driving shaft 31 by product open position to conventional power on position
When putting, conventional rack assembly 36 moves to conventional driven gear 34, and the first extension spring 38 applies reset force to conventional rack assembly 36；
When driving shaft 31 is rotated to stand-by power supply on-position by product open position, standby rack assembly 37 is to standby driven gear
35 movements, the second extension spring 39 apply reset force to standby rack assembly 37, to prevent conventional rack assembly 36 and standby rack group
Part 37 departs from product open position because of the vibrations during operation or Product transport.
In the change-over switch of present embodiment, conventional rack assembly 36 is provided with the first guide groove 361, standby rack assembly
37 are provided with the second guide groove 371, and the first guide groove 361 can be identical with shape with the second guide groove 371, can also shape it is different,
Change-over switch also includes the first lead 362, and the first lead 362 is located in the first guide groove 361, for guiding conventional tooth
The glide direction of bar assembly 36；Change-over switch also includes the second lead 372, and the second lead 372 is located in the second guide groove
In 371, for guiding the glide direction of standby rack assembly 37, to determine conventional rack assembly 36 and standby rack assembly 37
Sliding trace.In present embodiment, the quantity of the first lead 362 is two, this two first lead, 362 adjacent settings,
After this two first leads 362 are located in the first guide groove 361, a straight line, the conventional rack are determined due to 2 points
The line of travel of component 36 is the line direction of this two first leads 362, is not in rotation phenomenon.Second lead
372 quantity is also two, and its principle and effect can refer to the first lead 362, therefore it will not go into details.
In addition, the change-over switch in present embodiment also includes the first position-limit mechanism 7, for limit driving shaft 31 positioned at
The rotation of driven gear 34 is often used when product open position and conventional power position；Position-limit mechanism includes the first positioning disk
71st, the first energy-stored spring expansion link 72, the second energy-stored spring expansion link 73；First positioning disk 71 and conventional driven gear 34 are coaxial
Connection, the first positioning disk 71 are provided with the first arc chute 711 and the second arc chute 712, the first arc chute 711 and second
The arc core of arc chute 712 is overlapping with the axle center of the first positioning disk 71 and conventional driven gear 34；First energy-stored spring expansion link
72 one end is provided with the first locating slide rod 721, and the other end is fixed on the position of change-over switch one, and the first locating slide rod 721 is located in
In first arc chute 711；One end of second energy-stored spring expansion link 73 is provided with the second locating slide rod 731, and the other end is fixed on
Change-over switch another location, the second locating slide rod 731 are located in the second arc chute 712；And driving shaft 31 is located at product
When open position and conventional power position, the first energy-stored spring expansion link 72 and the second energy-stored spring expansion link 73 are located
In release conditions.In simple terms, by the first energy-stored spring expansion link 72 and the second energy-stored spring expansion link 73 in non-stress shape
It is release conditions under state, when it is by external pressure, the elastic force of energy-stored spring can be overcome to realize the contraction of pole length, conventional
The linked switch movable contact system 4 of rack assembly 36 is close to conventional static contact system 5 until switch movable contact head system 4 and conventional stationary contact
When head system 5 is electrically connected with, the first energy-stored spring expansion link 72 and the second energy-stored spring expansion link 73 are respectively positioned on release conditions,
The standby linked switch movable contact system 4 of rack assembly 37 close to standby static contact system 6 until switch movable contact head system 4 with it is standby
When static contact system 6 is electrically connected with, the first energy-stored spring expansion link 72 and the second energy-stored spring expansion link 73 are respectively positioned on release shape
State, prevent switch movable contact head system 4 from departing from conventional static contact system 5 or standby static contact system 6.
Likewise, the change-over switch also includes the second position-limit mechanism 8, position is disconnected positioned at product for limiting driving shaft 31
Put and during stand-by power supply on-position standby driven gear 35 rotation；Essentially identical with the first position-limit mechanism 7, its structure can
Entirely by reference to the first position-limit mechanism, similarly, second position-limit mechanism includes the second positioning disk, the 3rd energy-stored spring expansion link, the
Four energy-stored spring expansion links；Second positioning disk and standby driven gear 35 are coaxially connected, and the second positioning disk is provided with three-arc
Chute and the 4th arc chute, the arc core and the second positioning disk and standby driven gear of three-arc chute and the 4th arc chute
35 axle center is overlapping；One end of 3rd energy-stored spring expansion link is provided with the 3rd locating slide rod, and the other end is fixed on change-over switch one
Position, the 3rd locating slide rod are located in the 3rd arc chute；One end of 4th energy-stored spring expansion link is provided with the 4th positioning and slided
Bar, the other end are fixed on change-over switch another location, and the 4th locating slide rod is located in the 4th arc chute；And driving shaft 31
During positioned at product open position and stand-by power supply on-position, the 3rd energy-stored spring expansion link and the 4th energy-stored spring expansion link
It is in release conditions.
In order to increase the transmission sensitivity of transmission mechanism 3, in the change-over switch of present embodiment, the He of driving gear 32 is commonly used
Standby driving gear 33 is sector gear.Therefore, rotated to conventional power supply and connect by product open position in the driving shaft 31
During logical position, and when driving shaft 31 is rotated to product open position by conventional power position, standby driving gear 33
Will not be linked standby rack assembly 37；Likewise, rotated in the driving shaft 31 by the product open position to stand-by power supply
During on-position, and when the driving shaft 31 is rotated to the product open position by the stand-by power supply on-position,
Conventional driving gear 32 will not link to conventional rack assembly 36.
Also what deserves to be explained is, in the change-over switch of present embodiment, commonly use driving gear 32 and standby driving gear
33 are also connected with each other by least one screw, while to be further ensured that conventional driving gear 32 and standby driving gear 33
Rotate.It is the connection that conventional driving gear 32 and standby driving gear 33 are realized by three screws in present embodiment.Should
Three screws are in equilateral triangle arrangement, and driving shaft 31 is located at the center of the equilateral triangle, so that each screw rotates at it
When the power born it is identical, reduce each screw by dynamics.Approximately, in the change-over switch, the He of driven gear 34 is commonly used
Standby driven gear 35 is also connected with each other by least one screw, to be further ensured that conventional driven gear 34 and standby driven
Rotated while gear 35.In present embodiment, the conventional driven tooth of driven gear 34 and second is also to be realized by three screws
The connection of the two, will not be described here.In addition, screw also can be replaced rivet.
Second embodiment of the present invention is related to a kind of change-over switch.Second embodiment is that first embodiment is changed
Enter, mainly the improvement is that：As shown in fig. 7, in second embodiment of the invention, change-over switch also include indication panel with
And the pointer 311 being equipped with indication panel；Driving shaft 31 drives pointer 311 to be rotated on indication panel.Indication panel can
It is corresponding with the rotation position of driving shaft 31 to identify conventional power supply and stand-by power supply, operating personnel is will be seen that the conversion
The use state of switch.
Also what deserves to be explained is, the pointer 311 has hexagon ring, and operating personnel can utilize the hexagon ring rotating pointer,
So as to actuator linkage, conventional power supply and stand-by power supply are selected, realizes the two ways automatically and manually adjusted；
What deserves to be explained is in the change-over switch of present embodiment, change-over switch also includes instruction component, instruction component and control
Device 1 is electrically connected with, for showing the running status of change-over switch, so that user uses.Instruction component can refer to including several
Show lamp, and lamp instruction implication is identified in indicator lamp correspondence position, such as when one of lamp is lighted, represent the change-over switch
Connect stand-by power supply.
It will be understood by those skilled in the art that the respective embodiments described above are to realize the specific embodiment of the present invention,
And in actual applications, can to it, various changes can be made in the form and details, without departing from the spirit and scope of the present invention.
Claims (9)
- A kind of 1. change-over switch, it is characterised in that including：Controller, drive device, transmission mechanism, switch movable contact head system, often With static contact system, standby static contact system；Wherein, the controller is used for the start and stop for controlling the drive device；The transmission mechanism includes：Driving shaft, string are located at conventional driving gear on the driving shaft and standby driving gear, often With driven gear, standby driven gear, and conventional rack assembly and standby rack assembly；The drive device drives the spindle rotation；When the driving shaft is rotated to conventional power position by product open position, the conventional driving gear passes through institute State conventional rack assembly to link with the conventional driven gear, the conventional driven gear of institute and the switch movable contact system interlink, The switch movable contact head system is mutually connected with the conventional static contact system, the change-over switch and conventional power on；When the driving shaft is rotated to the product open position by the conventional power position, the conventional driving tooth Wheel is linked by the conventional rack assembly and the conventional driven gear, the conventional driven gear and the switch movable contact System interlink, the switch movable contact head system mutually disconnect with the conventional static contact system, the change-over switch and conventional electricity Source disconnects；When the driving shaft is rotated to stand-by power supply on-position by the product open position, the standby driving gear leads to Cross the standby rack assembly to link with the standby driven gear, the standby driven gear and the switch movable contact head system Linkage, the switch movable contact head system are mutually connected with the standby static contact system, and the change-over switch connects with stand-by power supply It is logical；When the driving shaft is rotated to the product open position by the stand-by power supply on-position, the standby driving tooth Wheel is linked by the standby rack assembly and the standby driven gear, the standby driven gear and the switch movable contact System interlink, the switch movable contact head system mutually disconnect with the standby static contact system, the change-over switch and standby electricity Source disconnects.
- 2. change-over switch according to claim 1, it is characterised in that the change-over switch also include the first support platform and Second support platform；The transmission mechanism also includes the first extension spring and the second extension spring；One end of first extension spring is connected with the conventional rack assembly, and the other end is connected with first support platform；One end of second extension spring is connected with the standby rack assembly, and the other end is connected with second support platform；When the driving shaft is rotated to conventional power position by the product open position, the conventional rack assembly to The conventional driven gear movement, first extension spring apply reset force to the conventional rack assembly；When the driving shaft is rotated to stand-by power supply on-position by the product open position, the standby rack assembly to The standby driven gear movement, second extension spring apply reset force to the standby rack assembly.
- 3. change-over switch according to claim 1, it is characterised in that the conventional rack assembly is provided with the first guide groove, The standby rack assembly is provided with the second guide groove；The change-over switch also includes the first lead, and first lead is located in first guide groove, for drawing Lead the glide direction of the conventional rack assembly；The change-over switch also includes the second lead, and second lead is located in second guide groove, for drawing Lead the glide direction of the standby rack assembly.
- 4. change-over switch according to claim 1, it is characterised in that the change-over switch also include indication panel and with The pointer that the indication panel is equipped with；The driving shaft drives the pointer to be rotated on the indication panel.
- 5. change-over switch according to claim 1, it is characterised in that the change-over switch also includes the first position-limit mechanism, For limiting the driving shaft driven tooth is often used when positioned at the product open position and the conventional power position The rotation of wheel；The position-limit mechanism includes the first positioning disk, the first energy-stored spring expansion link, the second energy-stored spring expansion link；First positioning disk and the conventional driven gear are coaxially connected, and first positioning disk is provided with the first arc chute And second arc chute, the arc core of first arc chute and second arc chute and first positioning disk and described The axle center of conventional driven gear is overlapping；One end of the first energy-stored spring expansion link is provided with the first locating slide rod, and the other end is fixed on the change-over switch one Put, first locating slide rod is located in first arc chute；One end of the second energy-stored spring expansion link is provided with the second locating slide rod, and it is another that the other end is fixed on the change-over switch Position, second locating slide rod are located in second arc chute；And when the driving shaft is located at the product open position and the conventional power position, first energy storage Telescopic spring bar and the second energy-stored spring expansion link are in release conditions.
- 6. change-over switch according to claim 1, it is characterised in that the change-over switch also includes the second position-limit mechanism, For limiting the driving shaft standby driven tooth when positioned at the product open position and the stand-by power supply on-position The rotation of wheel；The position-limit mechanism includes the second positioning disk, the 3rd energy-stored spring expansion link, the 4th energy-stored spring expansion link；Second positioning disk and the standby driven gear are coaxially connected, and second positioning disk is provided with three-arc chute And the 4th arc chute, the arc core of the three-arc chute and the 4th arc chute and second positioning disk and described The axle center of standby driven gear is overlapping；One end of the 3rd energy-stored spring expansion link is provided with the 3rd locating slide rod, and the other end is fixed on the change-over switch one Put, the 3rd locating slide rod is located in the 3rd arc chute；One end of the 4th energy-stored spring expansion link is provided with the 4th locating slide rod, and it is another that the other end is fixed on the change-over switch Position, the 4th locating slide rod are located in the 4th arc chute；And when the driving shaft is located at the product open position and the stand-by power supply on-position, the 3rd energy storage Telescopic spring bar and the 4th energy-stored spring expansion link are in release conditions.
- 7. change-over switch according to claim 1, it is characterised in that the conventional driving gear and the standby driving tooth Wheel is sector gear.
- 8. change-over switch according to claim 7, it is characterised in that the conventional driving gear and the standby driving tooth Wheel is also connected with each other by least one screw or rivet.
- 9. change-over switch as claimed in any of claims 1 to 9, it is characterised in that the change-over switch also includes Component is indicated, the instruction component is electrically connected with the controller, for showing the running status of the change-over switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711028978.9A CN107706023A (en) | 2017-10-29 | 2017-10-29 | A kind of change-over switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711028978.9A CN107706023A (en) | 2017-10-29 | 2017-10-29 | A kind of change-over switch |
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| Publication Number | Publication Date |
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| CN107706023A true CN107706023A (en) | 2018-02-16 |
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| CN201711028978.9A Withdrawn CN107706023A (en) | 2017-10-29 | 2017-10-29 | A kind of change-over switch |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112185719A (en) * | 2019-07-05 | 2021-01-05 | 北京京人电器有限公司 | Load switch |
| CN114220691A (en) * | 2021-12-29 | 2022-03-22 | 福州大学 | Automatic transfer switch device of left and right movement formula |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202423050U (en) * | 2011-12-15 | 2012-09-05 | 常熟开关制造有限公司(原常熟开关厂） | Contact position indicating device for automatic conversion switch |
| CN104392854A (en) * | 2014-11-26 | 2015-03-04 | 上海德布森电气有限公司 | Double-power change-over switch device |
| CN205845753U (en) * | 2016-07-25 | 2016-12-28 | 杭州梅兰日兰电器有限公司 | Double power supply automatic transfer switch |
| CN106971874A (en) * | 2017-04-25 | 2017-07-21 | 上海宝路通电器有限公司 | A kind of change-over switch |
-
2017
- 2017-10-29 CN CN201711028978.9A patent/CN107706023A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202423050U (en) * | 2011-12-15 | 2012-09-05 | 常熟开关制造有限公司(原常熟开关厂） | Contact position indicating device for automatic conversion switch |
| CN104392854A (en) * | 2014-11-26 | 2015-03-04 | 上海德布森电气有限公司 | Double-power change-over switch device |
| CN205845753U (en) * | 2016-07-25 | 2016-12-28 | 杭州梅兰日兰电器有限公司 | Double power supply automatic transfer switch |
| CN106971874A (en) * | 2017-04-25 | 2017-07-21 | 上海宝路通电器有限公司 | A kind of change-over switch |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112185719A (en) * | 2019-07-05 | 2021-01-05 | 北京京人电器有限公司 | Load switch |
| CN114220691A (en) * | 2021-12-29 | 2022-03-22 | 福州大学 | Automatic transfer switch device of left and right movement formula |
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