CN108878185A - Two section automatic transfer switching electric appliances - Google Patents
Two section automatic transfer switching electric appliances Download PDFInfo
- Publication number
- CN108878185A CN108878185A CN201810570635.3A CN201810570635A CN108878185A CN 108878185 A CN108878185 A CN 108878185A CN 201810570635 A CN201810570635 A CN 201810570635A CN 108878185 A CN108878185 A CN 108878185A
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- China
- Prior art keywords
- component
- swing arm
- arm unit
- hammerlock
- bracket
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/0005—Tap change devices
- H01H9/0027—Operating mechanisms
-
- 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
- H01H3/28—Power arrangements internal to the switch for operating the driving mechanism using electromagnet
-
- 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
- H01H9/24—Interlocking, locking, or latching mechanisms for interlocking two or more parts of the mechanism for operating contacts
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
- Percussion Or Vibration Massage (AREA)
Abstract
The invention discloses a kind of two section automatic transfer switching electric appliances, including major loop device, change operation means；Change operation means are arranged in major loop device side and are connected with major loop device；Change operation means include bracket, the first rack-mount electromagnetic assembly, may be rotatably mounted at swing arm unit on bracket, rack-mount and the rotating assembly, rack-mount the hammerlock component and compression spring component that are connected with swing arm unit；First electromagnetic assembly connects swing arm unit, and driving swing arm unit carrys out back rotation；Hammerlock component is equipped with lock position, and swing arm unit is equipped with axle portion；When swing arm unit is rotated to a direction, rotating assembly rotation is driven, axle portion slides into lock position；When swing arm unit is rotated to opposite direction, rotating assembly is driven to rotate backward, axle portion skids off lock position.The first electromagnetic assembly and compression spring component is arranged as power source in the present invention in change operation means, provides driving force for the rotation of rotating assembly, realizes the function of two sections.
Description
Technical field
The present invention relates to automatic transfer switching electric appliance technical fields, more particularly to two section automatic change-over electricity of one kind
Device.
Background technique
Transfer switching equipment is a kind of common low-voltage electrical apparatus, is usually used in important distribution occasion (such as hospital's power supply system),
For the switching of two-way power supply, when commonly using power supply failure in power supply process, backup power source, proof load are switched to rapidly
The normal power supply at end.
In existing two sections automatic transfer switching electric appliance, moving contact component mainly uses single contact clapper-type structure, produces
The connection breaking capacity of product, short resistance to index are lower.Change operation means are to dial the frame mode of movable plate using Y type groove to realize
The function of two sections, switching force are kept by compression spring component, because its moving contact component mainly uses single contact clapper-type structure, pressure spring
Very big power need to be provided to overcome the reaction force of the excess of stroke produced by the pressure spring on moving contact component, cause change operation means
Reliability it is low.
Summary of the invention
The technical problem to be solved in the present invention is that providing a kind of improved two sections automatic transfer switching electric appliance.
The technical solution adopted by the present invention to solve the technical problems is：There is provided one kind two section automatic change-over electricity
Device provides the change operation means of driving force including major loop device, for the major loop device；The change operation means are set
It sets in major loop device side and is connected with major loop device；
The change operation means include bracket, installation the first electromagnetic assembly on the bracket, may be rotatably mounted at
Rotating assembly that swing arm unit on the bracket, installation are connected on the bracket and with the swing arm unit, installation
Hammerlock component on the bracket and the compression spring component being connected between the bracket and swing arm unit；First electromagnetism
Component and compression spring component are all connected with the swing arm unit, and the swing arm unit is driven to carry out back rotation；
The hammerlock component is equipped with lock position, and the swing arm unit is equipped with the axle portion with lock position cooperation；It is described
When swing arm unit is rotated to a direction, the rotating assembly is driven to rotate, while the axle portion slides into the lock position；The pendulum
When arm component is rotated to opposite direction, the rotating assembly is driven to rotate backward, while the axle portion skids off the lock position.
Preferably, the change operation means further include the second electromagnetic assembly of installation on the bracket；Described second
Electromagnetic assembly connects the hammerlock component, and the hammerlock component is driven to carry out back rotation；
When second electromagnetic assembly obtains electric, drives the hammerlock component to rotate, drive the lock position of the hammerlock component
It is detached from the axle portion of the swing arm unit.
Preferably, the hammerlock component and swing arm unit are oppositely arranged；
The swing arm unit includes rotatably wearing swing rod on the bracket, being connected on the swing rod and can be with pendulum
The swing arm of bar rotation；The upper end of the swing arm is arranged in the axle portion, and first electromagnetic assembly connects the lower end of the swing arm；
The hammerlock component includes rotatably wearing locking bar on the bracket, being connected on the locking bar and can be with lock
The hammerlock of bar rotation；The lock position is arranged on the hammerlock.
Preferably, the change operation means further include the first microswitch being electrically connected with the first electromagnetic assembly and institute
The second microswitch of the second electromagnetic assembly electrical connection is stated, first microswitch and the second microswitch are close to the hammerlock
Component is installed on the bracket；
The hammerlock component further includes the compression bar that is connected on the locking bar and can rotate with locking bar, and the compression bar is with described
The rotation of locking bar is separable to compress first microswitch and the second microswitch.
Preferably, the rotating assembly includes that may be rotatably mounted on the bracket and protruding bracket is towards the major loop
The linking arm that shaft main body and the shaft main body on the one side of device are hinged；The linking arm is far from the shaft
One end of main body connects the swing arm unit.
Preferably, the one side of the bracket towards the major loop device be equipped with common power supply in place microswitch and
Backup power source microswitch in place；Microswitch is located at described turn to the common power supply in place for microswitch and backup power source in place
The two sides of shaft body, the first tabletting and the second tabletting with outward extension in the shaft main body, first tabletting and
Two tablettings compress the common power supply microswitch and backup power source fine motion in place in place with the shaft body rotation is separable
Switch.
Preferably, the compression spring component includes shaft, loop bar, the first pressure spring and the second pressure spring；
On the bracket, one end of the loop bar is socketed in the other end of the shaft for one end connection of the shaft
On, the other end of the loop bar connects the swing arm unit；First pressure spring is arranged in the loop bar and is connected to described
Between shaft and swing arm unit, second pressure spring is set in the loop bar and shaft periphery and is connected to the bracket and swing arm
Between component.
Preferably, the change operation means further include be provide on the bracket and cover first electromagnetic assembly,
The mask of swing arm unit, rotating assembly and hammerlock component；The mask, which is equipped with to separate, compresses the hammerlock component to drive
The button assembly of the hammerlock component rotation.
Preferably, the major loop device includes multiple monopole elements successively overlapped；The monopole element includes shell
And it is rotatably provided in the intracorporal moving contact component of the shell, is arranged in the shell and is located at outside the moving contact component
The first static contact component and the second static contact component that enclose and setting are in the intracorporal arc-chutes of the shell；
Compatible concaveconvex structure, two adjacent monopole elements are respectively equipped in the opposite sides of the moving contact component
On moving contact component between matched and be connected by concaveconvex structure；
Positioned at the major loop device towards the side of the change operation means the monopole element moving contact group
Part is connected by concaveconvex structure thereon with the rotating assembly；
The opening of the arc-chutes is towards the moving contact component, first static contact component and the second static contact component
At the both ends of the opening；The tip side of the moving contact component is put in the arc-chutes by the opening,
It can carry out back rotation to contact conducting with first static contact component and the second static contact component respectively.
Preferably, the automatic transfer switching electric appliance further includes at least one connection fastening assembly；The connection fastening group
Part is threaded through between the major loop device and change operation means, and the major loop device is connected with change operation means.
Beneficial effects of the present invention：First electromagnetic assembly and compression spring component are set in change operation means as power
Source provides driving force for the suitable de-rotation of rotating assembly, drives the divide-shut brake of moving contact component in major loop device, realize two sections
The function of position ("on" position is maintained at common power supply or backup power source).Swing arm unit and hammerlock component match to form lock
Structure forms reliable mechanical chain.
Overall structure is simple and reliable, easily realizes the function of two sections.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples, in attached drawing：
Fig. 1 is the structural schematic diagram of the automatic transfer switching electric appliance of one embodiment of the invention；
Fig. 2 is the fractionation structural representation of change operation means and major loop device in Fig. 1；
Fig. 3 is the structural schematic diagram of change operation means in Fig. 2；
Fig. 4 is the decomposition texture schematic diagram of change operation means shown in Fig. 3；
Fig. 5 is structural schematic diagram (holder part incomplete structure) of the change operation means shown in Fig. 3 in other direction；
Fig. 6 is the schematic diagram of the section structure of the change operation means shown in Fig. 3 along line A-A；
Fig. 7 is the schematic diagram of the section structure of the change operation means shown in Fig. 3 along line B-B；
Fig. 8 is the structural schematic diagram of monopole element in Fig. 2；
Fig. 9 be in Fig. 8 moving contact component in the structural schematic diagram of other direction；
Figure 10 is the fit structure schematic diagram of the moving contact component of change operation means and monopole element in Fig. 2；
Figure 11 is the structural schematic diagram of mask and button assembly in Fig. 1.
Specific embodiment
For a clearer understanding of the technical characteristics, objects and effects of the present invention, now control attached drawing is described in detail
A specific embodiment of the invention.
As shown in Figure 1, 2, the automatic transfer switching electric appliance of one embodiment of the invention, include at least major loop device 1 and
Change operation means 2；Change operation means 2 are arranged in 1 side of major loop device and are connected with major loop device 1, based on
Loop apparatus 1 provides driving force, realizes the divide-shut brake function of major loop device 1.
As shown in Figure 3,4, change operation means 2 may include bracket 10, installation the first electromagnetic assembly 20 over the mount 10,
The shaft group that the swing arm unit 30 that may be rotatably mounted on bracket 10, installation are connected over the mount 10 and with swing arm unit 30
The hammerlock component 50 of part 40 and installation over the mount 10.First electromagnetic assembly 20 connects swing arm unit 30, drives swing arm unit
30 carry out back rotation, drive rotating assembly 40 to rotate clockwise or counterclockwise when swing arm unit 30 rotates.
Swing arm unit 30 and hammerlock component 50 are correspondingly arranged.Wherein, hammerlock component 50 is equipped with lock position 501, swing arm set
Part 30 is equipped with the axle portion 301 cooperated with lock position 501；When swing arm unit 30 is rotated to a direction, rotating assembly 40 is driven to rotate,
Axle portion 301 slides into lock position 501 simultaneously, forms buckle structure；Swing arm unit 30 is to opposite direction (in contrast to a direction above-mentioned)
When rotation, rotating assembly 40 is driven to rotate backward, while axle portion 301 skids off lock position 501.
Specifically, bracket 10 can be integral structure, be also possible to combine shape by multiple supporting plates such as bottom plate, several side plates
At.Have accommodating space to place the first electromagnetic assembly 20, swing arm unit 30, rotating assembly 40 and hammerlock component inside bracket 10
50 equal components.
Over the mount 10, hammerlock component 50 and swing arm unit 30 are oppositely arranged, the first electromagnetic assembly 20 and hammerlock component 50
Positioned at the same side, and the movable core of the first electromagnetic assembly 20 towards and connect swing arm unit 30, movable core is in energization situation
Lower driving swing arm unit 30 rotates.
Swing arm unit 30 includes rotatably wearing swing rod 31 over the mount 10, being connected on swing rod 31 and can be with swing rod 31
The swing arm 32 of rotation.The upper end of swing arm 32 is arranged in axle portion 301, and the first electromagnetic assembly 20 connects the lower end of swing arm 32.This implementation
In example, as shown in Figure 4, swing arm 32, which is worn, to be fixed on swing rod 31, and the upper end extends to 50 direction of hammerlock component, axle portion 301
For a cylindrical structure, the axial direction of 32 upper end of swing arm and axial parallel swing rod 31 is set.The lower end of swing arm 32 is to the lower section of swing rod 31
Extend, which is equipped at least one connecting shaft 33, and one end of the movable core of the first electromagnetic assembly 20 is connected to one
In connecting shaft 33；The axial direction of the axial parallel swing rod 31 of connecting shaft 33.
Further, in this embodiment swing rod 31 is square pole；Swing arm 32 is L-shaped.It can on at least one end of swing rod 31
Equipped with hole, it is inserted into for tools such as handles, convenient for rotating the swing arm unit 30 manually.
Hammerlock component 50 includes rotatably wearing locking bar 51 over the mount 10, being connected on locking bar 51 and can be with locking bar 51
The hammerlock 52 of rotation；Position 501 is latched to be arranged on hammerlock 52.In the present embodiment, as shown in Figure 4, one end of hammerlock 52 is worn
It is fixed on locking bar 51, opposite other end latches position 501 and be located under locking bar 51 on hammerlock 52 to extending below locking bar 51
Side, and towards swing arm unit 30.
Further, in this embodiment locking bar 51 is square pole.
The axle portion 301 of swing arm unit 30 can be slid under rotation in lock position 501, can also be under rotation along lock position
501 bottom surface skids off lock position 501.Preferably, 52 lower end of hammerlock towards swing arm unit 30 and with the side that connects of lock position 501
For arcwall face 502, axle portion 301 can cooperate on the arcwall face 502 after skidding off lock position 501.
As shown in Figure 4,5, rotating assembly 40 includes shaft main body 41 and the linking arm 42 being hinged with shaft main body 41.
Shaft main body 41 may be rotatably mounted on bracket 10 and protruding bracket 10 is towards on the one side of major loop device 1, with lead back
Road device 1 is connected.Linking arm 42 connects swing arm unit 30 far from one end of shaft main body 41.
Specifically, shaft main body 41 is equipped with adjutage 411 backwards to one end of major loop device 1, and the adjutage is in bracket 10
Interior space in, one end and the adjutage 411 of linking arm 42 are hinged, and the other end is connected to the lower end of swing arm 32.Pendulum
When arm component 30 rotates, shaft main body 41 is driven to rotate by linking arm 42.
Further, change operation means 2 further include the compression spring component 60 being connected between bracket 10 and swing arm unit 30；
The telescopic direction of parallel first electromagnetic assembly 20 of the telescopic direction of compression spring component 60 is major loop with the first electromagnetic assembly 20 together
Device 1 provides driving force.
Compression spring component 60 may include shaft 61, loop bar 62, the first pressure spring 63 and the second pressure spring 64.One end of shaft 61 connects
It connects over the mount 10, one end of loop bar 62 is socketed on the other end of shaft 61, and the other end of loop bar 62 connects swing arm unit 30；
The setting of first pressure spring 63 in loop bar 62 and is being connected between shaft 61 and swing arm unit 30, and the second pressure spring 64 is set in loop bar 62
And it 61 periphery of shaft and is connected between bracket 10 and swing arm unit 30.
In the present embodiment, over the mount 10, compression spring component 60 is located at the lower section of the first electromagnetic assembly 20,62 1 end cap of loop bar
It connects on one end of shaft 61, the other end is connected on the lower end of swing arm 32.
In conjunction with Fig. 4,6, after the first electromagnetic assembly 20 is powered, movable core retraction drives swing arm unit 30 to rotate clockwise,
Axle portion 301 is driven to slide into the lock position 501 of hammerlock component 50, the compression storage energy of compression spring component 60.
Further, and as shown in Figure 3,4, change operation means 2 further include the second electromagnetism group of installation over the mount 10
Part 70；Second electromagnetic assembly 70 connects hammerlock component 50, and driving hammerlock component 50 carrys out back rotation.Second electromagnetic assembly 70 obtains electric
When, it drives hammerlock component 50 to rotate, the lock position 501 of hammerlock component 50 is driven to be detached from the axle portion 301 of swing arm unit 30.
In the present embodiment, the opposite bracket 10 of the first electromagnetic assembly 20 is transversely mounted over the mount 10, the second electromagnetic assembly 70
Opposite first electromagnetic assembly, 20 right angle setting is over the mount 10.Corresponding second electromagnetic assembly 70, hammerlock component 50 further include connecting
The compression bar 53 that can be rotated on locking bar 51 and with locking bar 51 is connect, one end of compression bar 53 is threaded through on locking bar 51, and the other end is opposite to be locked
51 horizontal extension of bar which is provided with a protruding shaft 54 and be interspersed on the movable core of the second electromagnetic assembly 70, realize the linkage of the two
Connection.
Specifically, the second electromagnetic assembly 70 is located at locking bar 51 close to the side of swing arm unit 30, and compression bar 53 is on locking bar 51
Extend to 30 direction of swing arm unit, and the second electromagnetic assembly 70 is connected by protruding shaft 54.In conjunction with Fig. 4,7, the second electromagnetic assembly 70
When obtaining electric, movable core retraction drives hammerlock component 50 to rotate clockwise, the axle portion 301 of swing arm unit 30 is driven to skid off lock
The lock position 501 of arm component 50, the energy stored by abrupt release compression spring component 60 push swing arm unit 30 to rotate by counter,
Rotating assembly 40 is driven to rotate.
Therefore, the first electromagnetic assembly 20 is the electromagnet assembly for playing snap action, and the second electromagnetic assembly 70 is de- to play
The electromagnet assembly of button effect.
In addition, again as shown in Figure 3,4, change operation means 2 further include be electrically connected with the first electromagnetic assembly 20 it is first micro-
Dynamic switch 81, the second microswitch 82 being electrically connected with the second electromagnetic assembly 70.The switch control first of first microswitch 81
The energization and power-off of electromagnetic assembly 20, the energization and power-off of the second electromagnetic assembly of switch control 70 of the second microswitch 82.
First microswitch 81 and the second microswitch 82 are installed over the mount 10 close to hammerlock component 50.Specifically,
The lower section of hammerlock component 50 is arranged in one microswitch 81 and the corresponding compression bar 53 of the second microswitch 82, and compression bar 53 is rotateing in place
After can compress and touch the first microswitch 81 and the second microswitch 82, realize the first electromagnetic assembly 20 and the second electromagnetic assembly 70
Electrical interlocks function.After compression bar 53 rotates backward, compression bar 53 can leave the first microswitch 81 and the second microswitch 82.
Further, with reference to Fig. 2, the one side of bracket 10 towards major loop device 1 is equipped with common power supply fine motion in place
Switch 83 and backup power source microswitch 84 in place.Common power supply microswitch 83 and backup power source microswitch 84 in place in place
Positioned at the two sides of shaft main body 41, the first tabletting 43 and the second tabletting 44 with outward extension in shaft main body 41, the first pressure
Microswitch 83 and backup power source arrive in place with the common power supply of the separable pressing of the rotation of shaft main body 41 for piece 43 and the second tabletting 44
Position microswitch 84.Rotating assembly 40 is touched after rotating clockwise or counterclockwise by the first tabletting 43 or the second tabletting 44
Common power supply microswitch 83 or backup power source microswitch 84 in place in place, provide the feedback signal rotateing in place.
In addition, change operation means 2 further include circuit board module 90, it is mountable over the mount 10.First electromagnetic assembly
20, the second electromagnetic assembly 70, the first microswitch 81, the second microswitch 82, common power supply microswitch 83 and spare in place
Microswitch 84 is electrically connected with circuit board module 90 power supply in place.
For another example Fig. 1, shown in 11, in the present embodiment, the open-top of bracket 10, therefore change operation means 2 further include cover
If over the mount 10 and cover the first electromagnetic assembly 20, swing arm unit 30, rotating assembly 40 and hammerlock component 50 mask 100.
Mask 100 is equipped with the separable button assembly 110 for compressing hammerlock component 50 to drive hammerlock component 50 to rotate.It presses
Button component 110 may include the button 111 being arranged on mask 100, in bracket 10 and the Conical Projectile that is set on button 111
The parts such as spring 112 and snap ring 113；Mask 100 is equipped with through-hole 101 and configures wherein for button assembly 110.Button assembly 110 is right
It should be connected between button 111 and the compression bar 53 of hammerlock component 50 in the top of hammerlock component 50, volute spring 112.By pressing
Button component 110 is pressed, realization drives hammerlock component 50 to rotate in a manual manner.
With reference to Fig. 2,8, major loop device 1 includes multiple monopole elements 120 successively overlapped.Monopole element 120 includes shell
Body 121 and the moving contact component 122 being rotatably provided in shell 121 are arranged in shell 121 and are located at moving contact component
The first static contact component 123 and the second static contact component 124 of 122 peripheries and the arc-chutes 125 being arranged in shell 121.
The opening of arc-chutes 125 is towards moving contact component 122, the first static contact component 123 and the second static contact component 124
At the both ends that arc-chutes 125 are open；The tip side of moving contact component 122 is put in arc-chutes 125 by opening, can be back and forth
Rotation is to contact conducting with the first static contact component 123 and the second static contact component 124 respectively.Moving contact component 122 and first
The connection disjunction movement of static contact component 123 and the second static contact component 124 is completed in arc-chutes 125, by arc-chutes 125
Extinguish electric arc.
Wherein, it is respectively equipped in the opposite sides toward and away from adjacent another monopole element 120 of moving contact component 122
Compatible concaveconvex structure is matched by concaveconvex structure between the moving contact component 122 in two adjacent monopole elements 120
It is connected.When 122 Forced rotation of moving contact component, the moving contact component 122 that is connected with it is driven also simultaneously
Rotation.
As shown in Figure 8,9, it is alternatively that, concaveconvex structure may include compatible non-circular slot 126 and non-circular cam
127.In two stacked monopole elements 120, the cam 127 or groove of the moving contact component 122 in a monopole element 120
126 match with the groove 126 of the moving contact component 122 in adjacent another monopole element 120 or cam 127.127 He of cam
The shape of groove 126 is consistent, and in the two fit structure, cam 127, which is embedded in groove 126, forms engaging structure.
Moving contact component 122 may include cylindrical axle sleeve, be threaded through in axle sleeve and axle sleeve is stretched out with respect to two in both ends respectively
The moving contact of side；Concaveconvex structure is arranged on the opposite sides face of axle sleeve.One end (tip side) direction of moving contact component 122 is gone out
Arc chamber 125 simultaneously can carry out back rotation between the first static contact component 123 and the second static contact component 124, moving contact component 122
The other end is connect by conducting wire with a connecting terminal.
Moving contact component 122 is clipping double-pole double throw structure, unidirectional movement divide-shut brake mode, it is ensured that contact turns
It is short to change the time.
During the shape of groove 126 and cam 127 can be but be not limited to M shape, cross, hexagon or pentalpha etc.
Heart symmetric shape.
Positioned at major loop device 1 towards the side of change operation means 2 monopole element 120 (i.e. near conversion operation
One monopole element 120 of device 2) moving contact component 122 also by thereon concaveconvex structure and rotating assembly 40 linkage connect
It connects.
Specifically, the shaft main body 41 of rotating assembly 40 is equipped with interconnecting piece 412 and bumps towards the surface of monopole element 120
Structure cooperation.Corresponding concaveconvex structure, interconnecting piece 412 are non-circular cam or groove, and shape can be but be not limited to M shape, ten
The centrically symmetric shapes such as font, hexagon or pentalpha.
As shown in Fig. 2,10, when multiple monopole elements 120 are sequentially stacked, the moving contact component 122 of multiple monopole elements 120
Pass sequentially through groove 126 it is in mating connection with cam 127 together with.For moving contact component 122 with cam 127 towards shaft group
Part 40, the interconnecting piece 412 in shaft main body 41 correspond to groove, 127 phase of cam with a hithermost moving contact component 122
Cooperation, to successively be connected between rotating assembly 40 and multiple moving contact components 122.Driving is more when rotating assembly 40 rotates
A moving contact component 122 rotates simultaneously, makes moving contact component 122 and the first static contact component 123 or the second static contact component 124
Connection, realize that common power supply closes a floodgate or backup power source closes a floodgate.
Further, as shown in Fig. 2, two section automatic transfer switching electric appliances of the invention further include that at least one connection is tight
Gu component 3.Connection fastening assembly 3 is threaded through between major loop device 1 and change operation means 2, by major loop device 1 and conversion
Operating device 2 connects.Connecting fastening assembly 3 may include screw, and there is sufficient length may pass through major loop device 1 to conversion operation
In device 2.
In major loop device 1, also settable mutually matched fastener on the shell 121 of each monopole element 120 is realized
Preliminary connection between monopole element 120, then be fixed together by connecting wearing for fastening assembly 3.
When two section automatic transfer switching electric appliances of the invention work：
When being automatically brought into operation, the first electromagnetic assembly 20 and compression spring component 60 provide driving force, drive swing arm unit 30
Rotation, so that rotating assembly 40 be driven to rotate.When the first electromagnetic assembly 20 in place when, the lock position 501 of hammerlock component 50 is blocked
The axle portion 301 of swing arm unit 30.When the second electromagnetic assembly 70 must be electric, because electromagnetic force rotates hammerlock component 50, pressing
Under the action of the pressure spring force of spring component 60, the axle portion 301 on swing arm unit 30 is driven to skid off lock position 501, abrupt release pressure spring
The stored energy of compression when the first electromagnetic assembly 20 obtains electric of component 60 pushes swing arm unit 30 to rotate, makes shaft by counter
Component 40 rotates.In the process, the pressure of compression bar 53 on hammerlock component 50 or the first microswitch 81 of release or the second fine motion
Switch 82 realizes the electrical interlocks function of the first electromagnetic assembly 20 and the second electromagnetic assembly 70.Caused by change operation means 2
Driving force is transferred on the moving contact component 122 in major loop device 1, realizes the divide-shut brake of moving contact component 122.
In manual operation, the button assembly 110 on mask 100 is pressed, hammerlock group is depressed by button assembly 110
Compression bar 53 on part 50 makes its rotation, and then the axle portion 301 on swing arm unit 30 is driven to skid off the lock position on hammerlock component 50
501, the energy stored by abrupt release compression spring component 60 realizes that change operation means 2 drive the moving contact on major loop device 1
Component 122 switchs to common power supply "on" position by backup power source "on" position.
If you need to which common power supply "on" position is switched to backup power source "on" position manually, handle or other operative employees can be passed through
In hole on the swing rod 31 of tool insertion swing arm unit 30, rotates clockwise the axle portion 301 on swing arm unit 30 can be slid into and lock
Lock position 501 on arm component 50, while the storage of compression press spring component 60 drives backup power source "on" position to switch to common power supply
The energy of "on" position.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of two section automatic transfer switching electric appliances, which is characterized in that including major loop device（1）, for the major loop fill
It sets（1）The change operation means of driving force are provided（2）；The change operation means（2）It is arranged in the major loop device（1）One
Side and with major loop device（1）It is connected；
The change operation means（2）Including bracket（10）, be mounted on the bracket（10）On the first electromagnetic assembly（20）, can
It is rotatably installed in the bracket（10）On swing arm unit（30）, be mounted on the bracket（10）It is upper and with the swing arm unit
（30）The rotating assembly being connected（40）, be mounted on the bracket（10）On hammerlock component（50）And it is connected to the branch
Frame（10）And swing arm unit（30）Between compression spring component（60）；First electromagnetic assembly（20）And compression spring component（60）Connect
Connect the swing arm unit（30）, drive the swing arm unit（30）Carry out back rotation；
The hammerlock component（50）It is equipped with lock position（501）, the swing arm unit（30）Equipped with the lock position（501）Match
The axle portion of conjunction（301）；The swing arm unit（30）When rotating to a direction, the rotating assembly is driven（40）Rotation, while institute
State axle portion（301）Slide into the lock position（501）；The swing arm unit（30）When rotating to opposite direction, the shaft group is driven
Part（40）It rotates backward, while the axle portion（301）Skid off the lock position（501）.
2. two sections automatic transfer switching electric appliance according to claim 1, which is characterized in that the change operation means
（2）It further include being mounted on the bracket（10）On the second electromagnetic assembly（70）；Second electromagnetic assembly（70）Described in connection
Hammerlock component（50）, drive the hammerlock component（50）Carry out back rotation；
Second electromagnetic assembly（70）When obtaining electric, the hammerlock component is driven（50）Rotation, drives the hammerlock component（50）
Lock position（501）It is detached from the swing arm unit（30）Axle portion（301）.
3. two sections automatic transfer switching electric appliance according to claim 2, which is characterized in that the hammerlock component（50）With
Swing arm unit（30）It is oppositely arranged；
The swing arm unit（30）Including being rotatably threaded through the bracket（10）On swing rod（31）, be connected to the swing rod
（31）It above and can be with swing rod（31）The swing arm of rotation（32）；The axle portion（301）It is arranged in the swing arm（32）Upper end, it is described
First electromagnetic assembly（20）Connect the swing arm（32）Lower end；
The hammerlock component（50）Including being rotatably threaded through the bracket（10）On locking bar（51）, be connected to the locking bar
（51）It above and can be with locking bar（51）The hammerlock of rotation（52）；The lock position（501）It is arranged in the hammerlock（52）On.
4. two sections automatic transfer switching electric appliance according to claim 3, which is characterized in that the change operation means
（2）Further include and the first electromagnetic assembly（20）First microswitch of electrical connection（81）And second electromagnetic assembly（70）Electricity
Second microswitch of connection（82）, first microswitch（81）With the second microswitch（82）Close to the hammerlock component
（50）It is mounted on the bracket（10）On；
The hammerlock component（50）It further include being connected to the locking bar（51）It above and can be with locking bar（51）The compression bar of rotation（53）, institute
State compression bar（53）With the locking bar（51）Separable pressing first microswitch of rotation（81）With the second microswitch
（82）.
5. two sections automatic transfer switching electric appliance according to claim 1, which is characterized in that the rotating assembly（40）Packet
It includes and may be rotatably mounted at the bracket（10）Upper and protruding bracket（10）Towards the major loop device（1）One side on turn
Shaft body（41）And the shaft main body（41）The linking arm being hinged（42）；The linking arm（42）Far from the shaft master
Body（41）One end connect the swing arm unit（30）.
6. two sections automatic transfer switching electric appliance according to claim 5, which is characterized in that the bracket（10）Towards institute
State major loop device（1）One side be equipped with common power supply microswitch in place（83）With backup power source microswitch in place
（84）；Common power supply microswitch in place（83）With backup power source microswitch in place（84）Positioned at the shaft main body
（41）Two sides, the shaft main body（41）Upper first tabletting with outward extension（43）With the second tabletting（44）, described
One tabletting（43）With the second tabletting（44）With the shaft main body（41）The separable pressing common power supply fine motion in place of rotation
Switch（83）With backup power source microswitch in place（84）.
7. two sections automatic transfer switching electric appliance according to claim 1, which is characterized in that the compression spring component（60）Packet
Include shaft（61）, loop bar（62）, the first pressure spring（63）And second pressure spring（64）；
The shaft（61）One end be connected to the bracket（10）On, the loop bar（62）One end be socketed in the shaft
（61）The other end on, the loop bar（62）The other end connect the swing arm unit（30）；First pressure spring（63）Setting
In the loop bar（62）It is interior and be connected to the shaft（61）And swing arm unit（30）Between, second pressure spring（64）It is set in
The loop bar（62）And shaft（61）Periphery is simultaneously connected to the bracket（10）And swing arm unit（30）Between.
8. two sections automatic transfer switching electric appliance according to claim 1-7, which is characterized in that the conversion behaviour
Make device（2）It further include being located at the bracket（10）It goes up and covers first electromagnetic assembly（20）, swing arm unit（30）, turn
Shaft assembly（40）With hammerlock component（50）Mask（100）；The mask（100）It is equipped with to separate and compresses the hammerlock component
（50）To drive the hammerlock component（50）The button assembly of rotation（110）.
9. two sections automatic transfer switching electric appliance according to claim 1-7, which is characterized in that the major loop
Device（1）Including multiple monopole elements successively overlapped（120）；The monopole element（120）Including shell（121）And it can turn
It is dynamic to be arranged in the shell（121）Interior moving contact component（122）, be arranged in the shell（121）It is interior and be located at the dynamic touching
Head assembly（122）First static contact component of periphery（123）With the second static contact component（124）And it is arranged in the shell
（121）Interior arc-chutes（125）；
The moving contact component（122）Opposite sides on be respectively equipped with compatible concaveconvex structure, two adjacent monopole groups
Part（120）On moving contact component（122）Between matched and be connected by concaveconvex structure；
Positioned at the major loop device（1）Towards the change operation means（2）Side the monopole element（120）It is dynamic
Contact assembly（122）Pass through concaveconvex structure and the rotating assembly thereon（40）It is connected；
The arc-chutes（125）Opening towards the moving contact component（122）, first static contact component（123）With
Two static contact components（124）At the both ends of the opening；The moving contact component（122）Tip side pass through the opening
Put in the arc-chutes（125）It is interior, can come back rotation with respectively with first static contact component（123）With the second stationary contact
Head assembly（124）Contact conducting.
10. two sections automatic transfer switching electric appliance according to claim 1-7, which is characterized in that described two sections
Position automatic transfer switching electric appliance further includes at least one connection fastening assembly（3）；The connection fastening assembly（3）It is threaded through described
Major loop device（1）And change operation means（2）Between, by the major loop device（1）And change operation means（2）Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810570635.3A CN108878185B (en) | 2018-06-05 | 2018-06-05 | Two-stage automatic change-over switch electric appliance |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810570635.3A CN108878185B (en) | 2018-06-05 | 2018-06-05 | Two-stage automatic change-over switch electric appliance |
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| CN108878185A true CN108878185A (en) | 2018-11-23 |
| CN108878185B CN108878185B (en) | 2020-02-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810570635.3A Active CN108878185B (en) | 2018-06-05 | 2018-06-05 | Two-stage automatic change-over switch electric appliance |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111739745A (en) * | 2020-06-03 | 2020-10-02 | 深圳市泰永电气科技有限公司 | Switching device and switching device self-locking device thereof |
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|---|---|
| CN108878185B (en) | 2020-02-28 |
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