CN106537704A - Retraction mechanism - Google Patents
Retraction mechanism Download PDFInfo
- Publication number
- CN106537704A CN106537704A CN201580038863.0A CN201580038863A CN106537704A CN 106537704 A CN106537704 A CN 106537704A CN 201580038863 A CN201580038863 A CN 201580038863A CN 106537704 A CN106537704 A CN 106537704A
- Authority
- CN
- China
- Prior art keywords
- threaded collar
- electrical contact
- telescoping mechanism
- edge
- recess
- 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.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/32—Mounting of devices therein
- H02B1/34—Racks
- H02B1/36—Racks with withdrawable units
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B11/00—Switchgear having carriage withdrawable for isolation
- H02B11/12—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal
- H02B11/127—Withdrawal mechanism
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transmission Devices (AREA)
- Drawers Of Furniture (AREA)
- Trip Switchboards (AREA)
Abstract
The invention relates to a retraction mechanism (7) for an electrical contact (9), the retraction mechanism characterized by comprising a drive shaft (20) with an external thread arranged to ratably drive the retraction mechanism, the drive shaft being supported by a frame (6) in a fixed position relative to the frame; a threaded collar (1008) with an internal thread arranged to engage with the outer thread of the drive shaft, the threaded collar being arranged to be moved along the drive shaft by rotation of the drive shaft and means (1000, 1009,1010) to lock the position of the threaded collar with respect to the frame.
Description
Technical field
The present invention relates to be used for the telescoping mechanism of electrical contact.
Background technology
US20100157512A1 is disclosed for power supply is connected to the motor control component with removable electrical contact
Subelement.Subelement is included in the frame.After framework is fixed to compartment, electrical contact can advance total to engage power supply
Line.For disconnection, electrical contact can be retracted before subelement itself is removed from compartment and and Bus isolation.Electrical contact is by peace
It is mounted in and drives the linear actuators on axostylus axostyle to move with thorn component.
Subelement also includes one group of control power contacts.In one case, the position of the group control power contacts is relative
Fix in framework.In another case, they can with electrical contact similar mode move.
The mobile triggering automatic pinning of electrical contact is so that framework is engaged with compartment.After triggering automatic pinning, electricity is touched
Head further extends finally to engage with power conductor.When withdrawn, electrical contact is partially retracted first.When electrical contact is entered
When one step is retracted, automatic pinning will again from engagement release.Only after automatic pinning releasing, framework can be removed from compartment.
Shield or isolator assemblies are arranged between thorn component and the outside of framework.The shield isolation of shield component exposes
Carry out the electrical contact/from power bus.Shield arm is used to control shield indicating mechanism, and which is via front panel indicator for displaying shield
Open or close.
Front panel is fixed against the periphery of compartment.Framework includes multiple locking mechanisms with when mounted on front panel by frame
Frame locking is in place.When being installed in compartment, the access of the component in the permission sub-unit of the door with hinge.
DE10216594A1 discloses the drawer with framework, and which is provided with the hook-like assembly unit of locking mechanism, hook-like assembly unit
For in reception compartment that framework is fixed in switch cubicle.Locking mechanism is grasped by 2 be arranged on the front panel of drawer
Operate as element.One in operating element also drives shield bar indirectly, and which is used for the shutter mechanism of activate switch cabinet.Jing
Shield bar is driven by the driving axostylus axostyle between operating element and shield bar.Each operating element drives the crook of locking mechanism
Part.In the locked state, hook-like assembly unit is engaged with the reduced levels edge of the opening in switch cubicle.
First group of contact (on the back side of drawer) and second group of contact (on the side of drawer) in link position and
It is individually telescopic between open position.This is realized by telescoping mechanism.Telescoping mechanism via the front portion of drawer by
The cylinder operation of first component and second component composition.The rotation of the second component of cylinder is transferred to telescoping mechanism via the gear teeth
The bar of second component is to second group of contact.The rotation of the first component of cylinder is transferred to the first component of telescoping mechanism via the gear teeth
Bar to first group of contact.
The second component of cylinder is by short key operated.The first component of cylinder is key operated by growing.When first of cylinder
When part rotates, second component also rotates.
When framework is not locked out when receiving in compartment, locking mechanism prevents the access to cylinder.Long key and short key
Spring force must each be resisted to be inserted into prevent the accidental operation of the second component of the first component to cylinder and cylinder.
When second group of contact be expanded a projection and the projection extend together with second group of contact and retract and with driving
When opening in the mechanism of hook-like assembly unit is engaged, locking mechanism is locked in lock-out state by the second component of telescoping mechanism.
Drawer is also included for opening and closing the switch of the electronic building brick in drawer.It is when electronic building brick runs, another
Locking system locks telescoping mechanism.
The bar of first component needs relatively great amount of space to move into.The bar of second component includes pivotal arm and is also required to
Relatively great amount of space is moving into and relatively great amount of part.
In addition, it is necessary to two different keys are can distinguish between the three of telescoping mechanism kinds of states.Three kinds of states are：
1st, first group of contact (12) and second group of contact (14) are all contracted
2nd, second group of contact (14) is extended but first group of contact is contracted
3rd, first group of contact (12) and second group of contact (14) are all contracted.
User may misuse error key and extend first group of contact and second group of contact, rather than only extend second group
Contact.Additionally, when first group of contact and second group of contact are extended by using long key with first group of contact of retracting, second
Group contact is also contracted.The option is considered as less safe and undesirable.Preferably, state only can change from first
The 3rd is changed into for second and from second, vice versa.Change between first state in any manner and the third state is
It is undesirable.
The content of the invention
It is an object of the invention to provide a kind of optional telescoping mechanism for electrical contact, wherein, telescoping mechanism it is flexible
State can be locked.
A kind of first embodiment of the invention, there is provided telescoping mechanism for electrical contact, it is characterised in that
- there is externally threaded driving axostylus axostyle, which is arranged to be rotatably driven telescoping mechanism, drives axostylus axostyle by framework
Support is in the fixed position relative to framework；
The female threaded collar of-tool, which is arranged to engage with the external screw thread for driving axostylus axostyle, and threaded collar is arranged
It is by driving the rotation of axostylus axostyle along driving axostylus axostyle movement；And
- for the part of the position with regard to framework locking threaded collar.
Because driving axostylus axostyle to be supported on the fixed position relative to framework, and the internal thread with neck portion and drive by framework
The external screw thread engagement of moving axis bar, the position for locking threaded collar with regard to framework is also locked to the direction for driving axostylus axostyle.Work as drive shaft
When the direction of bar is locked, the retracted position of the position of contact, i.e. contact or telescoping mechanism is locked.
Compared with US20100157512A1, the position that the present invention has the advantages that electrical contact can be locked.By locking
The position of electrical contact, electrical contact by mistake can not be moved to for example retract and be extended the position between (or being connected and disconnected from) position
Put.In addition, locking the location improvement of the contact characteristic of contact, which is less subject to vibration effect.
In the case where main shaft has been present for driving telescoping mechanism, adding neck portion needs little space, and which is compared
It is favourable in DE10216594A1.Additionally, in the case where framework is locked to miscellaneous part dependently, telescoping mechanism
Retracted position is locked.
According to the second embodiment of the present invention, there is provided according to the telescoping mechanism of first embodiment, wherein part includes locking
Component, locking component include edge, and edge is arranged such that threaded collar along the movement of driving axostylus axostyle corresponding to along side
Advance while edge and be arranged in while threaded collar is advanced along edge and keep contacting with threaded collar, edge bag
Include the recess for being arranged to accommodate threaded collar.
Because edge is arranged to keep contacting with threaded collar, move along driving axostylus axostyle and edge in threaded collar
While dynamic, when threaded collar reaches recess, recess capture threaded collar.When threaded collar is captured by the recess in edge
When, also fixed along the position of axostylus axostyle is driven.When being fixed along the position for driving axostylus axostyle, the direction of axostylus axostyle is driven to be consolidated
Determine, and the position of contact is fixed.
Technical staff is appreciated that when threaded collar is contained in recess locking component will be mobile, i.e. displacement or rotation
Turn, because threaded collar only can be along main axle moving.
Locking component with recessed edge is relatively easy, cheap and reliable part.By edge be arranged as keep with
Threaded collar contact is also easy.
According to the third embodiment of the invention, there is provided according to the telescoping mechanism of second embodiment, wherein, for locking screw thread
The part of the position in neck portion includes spring, and spring is arranged to the edge for forcing locking component against threaded collar.
Spring be it is relatively reliable and cheap, and application be simple.
Because edge keeps contact, locking screw thread neck portion automatically occurs.High-ranking military officer portion against is removed from recess will
Need power to realize.Because user needs to transmit the power, therefore when telescoping mechanism is locked and when he is unlocked to it
When, user will be with clearly indicating.
According to the fourth embodiment of the invention, there is provided according to the telescoping mechanism of second or third embodiments, wherein, lock structure
Part is arranged to pivot when threaded collar is contained in recess.
According to the fifth embodiment of the invention, there is provided according to the telescoping mechanism of second, third or fourth embodiment, including thick stick
Bar, which is arranged to moving locking member, to discharge threaded collar from recess.
Lever allows locking component to be arranged on one spacing of side of the telescoping mechanism from user operation telescoping mechanism
From place.
According to the sixth embodiment of the invention, there is provided according to the telescoping mechanism of the 5th embodiment, wherein, locking component includes
In the face of the other edge at edge, lever is arranged to move other edge against threaded collar, and other edge includes another recess,
Which is arranged at least in part threaded collar is contained in along at the position of other edge, so that in threaded collar another
When in one recess, trip lever causes threaded collar to be contained in recess.
It is used for another recess for accommodating threaded collar by providing, causes threaded collar to accommodate when user reaches trip lever
During position in recess, user is indicated.
Other edge can be with sides aligned parallel.In this case, if locking component is pivotable, another recess can
With with recess slightly different location.
In a preferred embodiment, edge and other edge are the edges of slit.
According to the seventh embodiment of the invention, there is provided according to the telescoping mechanism of any one of aforementioned claim, wherein, drive
Moving axis bar is arranged to the retraction and extension for being rotatably driven another electrical contact, and the lasting rotation for wherein, driving axostylus axostyle
Open position and another electricity are in corresponding to the first state in electrical contact and another electrical contact in open position, electrical contact
Second state and electrical contact and another electrical contact of the contact in link position are all between the third state of link position
Transformation.
Due to driving axostylus axostyle skip rotation status, transformation is limited.
This is favourable compared to DE10216594A1, wherein, the mistake of user may cause electrical contact and another electricity to touch
Head is retracted simultaneously or is extended.
As electrical contact and another electrical contact are all rotatably driven by driving axostylus axostyle, therefore single driving instrument can be used
In retraction and extension electrical contact and another electrical contact.
It will be apparent to those skilled in the art that according to design, retracted mode can refer to the disconnection of contact or company
Connect position.Generally, extension state is used for link position.
8th embodiment of the invention, there is provided according to the telescoping mechanism of the 7th embodiment, wherein, when electrical contact is in
When open position and another electrical contact are in link position, the position of recess is corresponding to threaded collar along driving axostylus axostyle
Position.
Transformation between the retraction of electrical contact and extension state is limited to those extended situations of another electrical contact to carry
Additional security is supplied.Because when contact and another electrical contact are in the state, position of the recess corresponding to neck portion, because
And the state can be locked.
9th embodiment of the invention, there is provided include telescoping mechanism according to any one of previous embodiment
Switching device, which includes the switch for electrical contact to be connected to another electrical contact switchably.
When electrical contact or another electrical contact are moved to link position or remove from link position, the presence of this switch is led to
Cross the connection that can disconnect between electrical contact and another electrical contact and increase security.
Tenth embodiment of the invention, there is provided according to the switching device of the 9th embodiment, including locking mechanism, its use
It is open in closing when switch is connected to the state of another electrical contact in electrical contact to prevent driving instrument to be rotatably driven
The driving axostylus axostyle.Guarantee that electrical contact and another electrical contact can only in electrical contact and another according to the switching device of the embodiment
Moved when on electrical contact, no current passes through.Therefore, the possibility of electric arc reduces.
The example of embodiments of the invention is described referring now to appended schematic diagram.Corresponding accompanying drawing mark in schematic diagram
Note indicates corresponding part.Schematic diagram is not necessarily to scale, and special characteristic can be with extended preferably illustrating and explain
The present invention.Special characteristic can not show preferably to illustrate and explain the present invention in all figures.Additionally, example is not intended to be
It is exhaustive, or otherwise by the present invention define or limit to shown in figure and it is described further below disclosed in fine structure
Make.
Description of the drawings
Fig. 1 is the cabinet of the low-voltage distribution system for including the drawer with telescoping mechanism of the invention.
Fig. 2 is the drawer for including telescoping mechanism of the invention.
Fig. 3 is locked out the schematic overview of telescoping mechanism in a first state.
Fig. 4 is locked out the schematic overview of telescoping mechanism in the second state.
Specific embodiment
In order to explain the purpose of the present invention, using x directions, y directions and z directions, these directions are all vertical and on the right side
It is chosen on hand direction.Also use corresponding cartesian coordinate.
In the example below of the present invention, positive z direction is vertically upward direction, i.e. negative z direction is the direction of gravity.
In the example of the present invention, there is shell, which includes the switchgear for low-voltage distribution system.Shell is included simultaneously
Row abuts multiple cabinets (1) of placement (Fig. 1).Each cabinet has the front (parallel with x directions) that can be close to by people.
Cabinet (1) each includes essential bus compartment (2).The essential bus compartment of neighbouring cabinet is connected by opening (3).Four
Individual essential bus (4) are contained in essential bus compartment.Four essential bus are extended parallel to and are connected to each with x directions
Four distribution busbars of cabinet.Four distribution busbars are placed vertically (that is, they are extended parallel to z directions) in the back of the body of cabinet
In isolated bus bar room at face.Each in four distribution busbars is contained in the independent glass extended in parallel with z directions
In fiber reinforced polyester busbar pipeline.Four distribution busbars are connected in horizontal essential bus each via connection strap
It is individual.
Cabinet (1) includes the multiple switch equipment being aligned with the left wall of compartment and control gear compartment.On the right side of cabinet (1)
It is cable connection compartment (5).
One in switchgear compartment is occupied by drawer (6), and drawer (6) frames telescoping mechanism of the invention (7)
(Fig. 2).In fig. 2, in order to clear, the part (such as sliding door (1017) and switch (2008)) of telescoping mechanism (7) is not shown
Go out.Telescoping mechanism includes four contacts (9) being fixedly mounted in the first contact shell (8).Four contacts (9) are by glass
The wall of fiber reinforced polyester is mutually isolated.First contact shell (8) can along y directions be extended and retract, thus extend and
Four contacts (9) retract so that four contacts (9) are connected or be disconnected with four distribution busbars.The connection status pair of contact (9)
Should in extension state, wherein, contact has maximum for y-coordinate.Off-state corresponds to retracted mode, wherein, contact (9)
For y-coordinate has minimum of a value.
Telescoping mechanism (7) also includes the with four other electrical contacts (109) second contact shell (108), and four another
Outer electrical contact (109) is mutually isolated by the wall of fibre-glass reinforced polyester.Second contact shell (108) can be along y side
To being extended and retract thus to extend and retract four other electrical contacts (109) with by four other electrical contacts (109)
Cable connection corresponding to auxiliary circuit disconnects.
Drawer (6) includes switch (2008), for passing through Internal cable switchably by each in four contacts (9)
One be connected in four other electrical contacts (109).Inside refers herein to cable and extends inside drawer (6).
The extension of contact (9) and other electrical contact (109) and retraction movement are driven axostylus axostyle (20) to drive by screw-type.Spiral shell
It is cylindrical and with spiral-shaped external screw-thread that line formula drives axostylus axostyle.Screw-type drive axostylus axostyle (20) y directions from
The front portion of drawer (6) extends to the rear portion of drawer (6).Gear is concentrically attached to screw-type and drives on axostylus axostyle (20).Gear with
Another gear engagement is transferred to the screw-type power transmission shaft for extending in the x direction with the rotary motion that screw-type is driven axostylus axostyle (20)
The rotary motion of bar.Another gear is fixed to screw-type transmission shaft lever with one heart.Screw-type transmission shaft lever is by carriage
Two bearings in frame (14).The position of screw-type transmission shaft lever and two bearings is fixed, screw-type transmission shaft lever
Direction changed by the rotation of the axle in the x directions when in use.
Support frame (14) supports conveying member (11).First contact shell (8) is screwed to conveying member
(11).Conveying member (11) includes telescopic chute (12), and which has the part parallel with screw-type transmission shaft lever and and screw-type
Transmission shaft lever part at an angle.So which can be with during conveying member (11) is slidably disposed support frame (14)
Move with four contacts (9) that extend or retract in y-direction.The edge of the telescopic chute (12) in conveying member (11) with surround spiral shell
The flexible neck portion engagement of line formula transmission shaft lever arrangement.Flexible neck portion includes internal thread, and its screw thread with screw-type transmission shaft lever is nibbled
Close.Therefore, flexible neck portion is moved along screw-type transmission shaft lever with the rotation of screw-type transmission shaft lever.When flexible neck portion exists
When used in the part of the telescopic chute (12) at an angle with screw-type transmission shaft lever, the rotation of screw-type transmission shaft lever and because
This flexible neck portion makes conveying member (11) mobile along the movement of screw-type transmission shaft lever, i.e. its extend conveying member (11) or
Retraction conveying member (11).When flexible neck portion is in the part of the telescopic chute (12) parallel with screw-type transmission shaft lever, screw thread
Formula transmission shaft lever rotation (and therefore flexible neck portion along screw-type transmission shaft lever movement) conveying member (11) will not be made
It is mobile.
Support frame (14) also supports another conveying member (111).Second contact shell (108) is fixed to by screw
Another conveying member (111).The mechanism of the electrical contact (109) for extending and retracting other is similar with the mechanism of contact (9).Separately
One conveying member (111) includes another telescopic chute (112), and which has the part parallel with screw-type transmission shaft lever and and screw-type
Transmission shaft lever part at an angle.During another conveying member (111) is slidably disposed support frame (14) so that
Which can be moved in y-direction with the four other electrical contacts (109) that extend or retract.It is another flexible in conveying member (11)
Engage with another flexible neck portion (113) around screw-type transmission shaft lever arrangement at the edge of groove (112).Another flexible neck portion
(113) include the internal thread engaged with the screw thread of screw-type transmission shaft lever.Therefore, another flexible neck portion (113) is with screw-type
The rotation of transmission shaft lever is moved along screw-type transmission shaft lever.When another flexible neck portion (113) with screw-type transmission shaft lever into
When used in the part of the telescopic chute (112) of one angle, the rotation of screw-type transmission shaft lever and therefore another flexible neck portion
(113) movement along screw-type transmission shaft lever makes another conveying member (111) mobile, i.e. its another conveying member of extension
Or another conveying member (111) retracted (111).When another flexible neck portion (113) is passed with screw-type in another telescopic chute (112)
When in the parallel part of moving axis bar, the rotation of screw-type transmission shaft lever and therefore flexible neck portion along screw-type transmission shaft lever
Movement will not make conveying member (11) mobile.
Telescopic chute (12), another telescopic chute (112), flexible neck portion (13) and another flexible neck portion (113) are arranged so that
When proper flexible neck portion is in the part parallel with screw-type transmission shaft lever of telescopic chute (12), another flexible neck portion (113) exists
In the part at an angle with screw-type transmission shaft lever of another telescopic chute (112).In addition, when flexible neck portion is in telescopic chute (12)
The part at an angle with screw-type transmission shaft lever in when, another flexible neck portion (113) another telescopic chute (112) and spiral shell
In the parallel part of line formula transmission shaft lever.This arrangement ensures with the rotation of screw-type transmission shaft lever, four contacts (9) or four
Individual other electrical contact (109) is alternatively moved between extension and retracted position.
Additionally, telescopic chute (12), another telescopic chute (112), flexible neck portion (13) and another flexible neck portion (113) are arranged
So that conveying member (11) and another conveying member (111) can simultaneously in the first state (Fig. 3) with telescoping mechanism (7)
Corresponding retracted position, or can simultaneously in the extended position corresponding with the third state of telescoping mechanism (7).
In two-state (Fig. 4), another conveying member (111) is in extended position, and conveying member (11) is in retracted position.With stretching
Contracting neck portion (13) and another flexible neck portion (113) are moved linearly by along screw-type transmission shaft lever, only can be turned from first state
It is changed into the second state, is changed into the third state from the second state, is changed into the second state from the third state and turns from the second state
It is changed into first state.
Drawer (6) forms the framework extracted out for telescoping mechanism (7).Screw-type drives axostylus axostyle (20) by screw-type
The bearing on each end of axostylus axostyle (20) is driven supporting (Fig. 3 and 4).Bearing near drawer (6) front is propped up by drawer (6)
Support.Screw-type drive axostylus axostyle (20) position relative to drawer (6) be it is static, when screw-type drive axostylus axostyle (20) around with y
When the parallel axle in direction rotates, screw-type drives the direction of axostylus axostyle (20) to change when in use.
Threaded collar (1008) drives axostylus axostyle (20) around screw-type between the front of drawer (6) and support frame (14)
Arrangement.Threaded collar (1008) is with the internal thread for driving the external screw thread of axostylus axostyle (20) to engage with screw-type.Threaded collar
(1008) project in the groove (1001) of locking component (1000).
Locking component (1000) is integrally fixed at the metallic plate on the arm of the locking member (1009) of pivotable arrangement.Locking unit
The pivot (1019) that part (1009) is arranged around extending in the x direction is pivoted.Pivot (1019) is installed in drawer (6)
In the wall of side, side wall extends in y-direction.
Groove (1001) includes edge (1002).On the direction of locking member (1009), the edge (1002) of groove (1001)
Axostylus axostyle (20) direction for extending, the axle for being rotated about with screw-type driving axostylus axostyle (20) when in use are driven parallel to screw-type
It is parallel.
Spring is under compression between the bottom of drawer (6) and the arm of locking member (1009).Therefore, spring
Edge (1002) are promoted against threaded collar (1008), in this example when watching from positive x direction in a clockwise direction.Side
Edge includes the first recess (1011), the second recess (1012) and the 3rd recess (1013).Each recess (1011,1012,
1013) with the shape for being suitable to reception threaded collar (1008).
When threaded collar (1008) reaches recess, it is assumed that the first recess (1011), spring (1010) push up arm,
So which pivots (when watching from positive x direction) in the clockwise direction.When the arm of locking member (1009) is pivoted, lock
Element (1000) is determined as which pivots.Threaded collar (1008) is contained in the first recess (1011).
First end of first recess (1011) in groove (1001)；3rd recess (1013) is at the second end of groove (1001)
Portion.First recess (1011) and the 3rd recess (1013) first state and the third state corresponding to telescoping mechanism (7).Second is recessed
Second state of the mouth (1012) corresponding to telescoping mechanism (7), and between the first recess (1011) and the 3rd recess (1013)
Position.
Telescoping mechanism (7) also includes lever (1014).Lever (1014) is pivotally connected to locking member (1009) edge
The side wall for drawer (6) is extended to before drawer (6), i.e. which extends in y-direction.Lever (1014) can be slided in y-direction
It is dynamic.The one end of lever (1014) is bending.The end of bending can pass through the front portion of the formation hook of drawer (6) and be operated,
So which can be drawn.Pivotable connection between lever (1014) and locking member (1009) with locking member (1009)
Pivot surrounded pivot (1019) to compare at less y-coordinate and larger z coordinate.By tie-bar bar (1014), locking unit
Part (1009) is pivoted (observe from positive x direction again) in the counterclockwise direction, i.e. against.With locking member (1009)
Pivot in the counterclockwise direction, locking component (1000) is similarly pivoted including slit (1001).If threaded collar (1008) holds
It is contained in the first recess (1006), recess is mobile away from threaded collar (1008), and threaded collar (1008) can be along spiral shell
Line formula drives axostylus axostyle (20) mobile.If threaded collar (1008) is contained in the second recess (1012) or the 3rd recess (1013)
In, then similar effect occurs.
Slit (1002) includes other edge (1004), and the other edge (1004) includes another recess (1005).It is another
Edge (1004) is parallel with edge (1002), it will be apparent that except in the first recess (1011), the second recess (1012), the 3rd recess
And another recess (1005) place (1013).Another recess (1005) is arranged to partly accommodate threaded collar (1008).It is another
The position of recess (1005) is contrary with the second recess (1012).
When in use, while threaded collar (1008) are rotated to by driving threaded spindle (20), lever
(1014) can be drawn.Therefore, threaded collar can be engaged with other edge (1004) and not engaged with edge (1002).At this
In the case of kind, when the second state is reached, user will be warned.This is because threaded collar (1008) is contained in another recess
(1005) in.By trip lever (1014), locking member (1009) and therefore locking component (1000) will be in side clockwise
(observe from positive x direction again) to pivot, and threaded collar (1008) will leave another recess (1005) and be contained in second
In recess (1012).
Driving axostylus axostyle (20) can be by being inserted into driving by driving instrument (1015) via the opening before drawer (6)
Driven from before drawer (6) by user in the one end of axostylus axostyle (20).
Drawer (6) includes sliding door (1017), and which is arranged to slide in the x direction.Sit for x when the position of door has
During target minimum of a value, sliding door (1017) obstruction opening.When opening is blocked, driving instrument (1015) cannot be used for driving and drive
Moving axis bar (20).
Switch (2008) is including the rotatable knob being arranged in before drawer (6).Rotatable knob is installed in y directions
On the switch shaft of upper extension.Switch shaft has foursquare cross section.
Sliding door (1017) includes the recess corresponding with switch shaft.When the position of sliding door (1017) has for y-coordinate
When having maximum, switch shaft is contained in recess.Recess is engaged with switch shaft, to prevent switch shaft from rotating, thus locking switch
(2008) state.
The one end of the Internal cable (2000) of Bowden (Bowden) cable (2001) is clamped to threaded collar (1008)
On.Bowden cable (2001) further includes hollow outer cable housing (2002).The one of hollow outer cable housing (2002)
Individual end is attached to the first cable support member (2003) being arranged in drawer (6), and drawer (6) thus serves as framework.It is hollow
The other end of External cable housing (2002) is attached to the second cable support part (2004) of the close front of drawer (6).
The position and direction of the second cable support part (2004) is fixed in drawer (6).A part for Internal cable (2000) from
The other end of hollow outer cable housing (2002) extends to pulley (2005) and returns to the fixture on the second cable support part
Thus extending into a U-loop road.Fixture forms the fixed anchor for Internal cable (2000).Pulley (2005) is installed in can pivot
On the one end of pivoted arm.The other end of pivotable arm indicates the state of telescoping mechanism (7) and via the window before the drawer (6)
Mouth (2006) is visible.Before drawer (6), with the position corresponding of the other end of pivotable arm at, there is tool
There is the paster of positioning indicator.
Torsionspring forces pivotable arm to rotate so that when threaded collar (1008) is towards the first cable support member
(2003), when mobile, pulley (2005) keeps contacting with Internal cable (2000).
Claims (10)
1. one kind is used for the telescoping mechanism (7) of electrical contact (9), and the telescoping mechanism is characterised by：With externally threaded driving
Axostylus axostyle (20), which is arranged to be rotatably driven the telescoping mechanism, the driving axostylus axostyle by framework (6) be supported on relative to
The fixed position of the framework；Has female threaded collar (1008), which is arranged to and the outer spiral shell for driving axostylus axostyle
Line is engaged, and the threaded collar is arranged through the rotation for driving axostylus axostyle along the driving axostylus axostyle movement；And use
In the part (1000,1009) of the position that the threaded collar is locked with regard to the framework.
2. telescoping mechanism (7) according to claim 1, wherein, the part includes locking component (1000), the locking
Component (1000) includes edge (1002), and the edge (1002) is arranged such that the threaded collar (1008) along described
Drive axostylus axostyle (20) movement corresponding to along the edge while advance and be arranged in the threaded collar along
Keep contacting with the threaded collar while edge is advanced, the edge includes being arranged to accommodate the threaded collar
Recess (1013).
3. telescoping mechanism (7) according to claim 2, wherein, for locking the position of the threaded collar (1008)
The part includes being arranged to the spring for forcing the edge of the locking component (1000) against the threaded collar.
4. telescoping mechanism (7) according to Claims 2 or 3, wherein, the locking component (1000) is arranged in institute
State when threaded collar (1008) is contained in the recess (1013) and pivot.
5. the telescoping mechanism (7) according to claim 2,3 or 4, including lever (1014), the lever (1014) is arranged
It is the movement locking component (1000) for discharging the threaded collar (1008) from the recess (1013).
6. telescoping mechanism (7) according to claim 5, wherein, the locking component (1000) is included in the face of the edge
(1002) other edge (1004), the lever (1014) are arranged to described another against the threaded collar (1008) movement
One edge, the other edge include another recess (1005), and another recess (1005) is arranged at least in part to
The threaded collar is contained in along at the position of the other edge, so that in the threaded collar in another recess
The lever is discharged when middle causes the threaded collar to be contained in the recess.
7. according to telescoping mechanism in any one of the preceding claims wherein (7), wherein, driving axostylus axostyle (20) is arranged to
Be rotatably driven the retraction and extension of another electrical contact (109), and wherein, the lasting rotation for driving axostylus axostyle corresponding to
First state, the electrical contact in the electrical contact (9) and another electrical contact in open position is in open position
And second state and the electrical contact and another electrical contact of another electrical contact in link position all in
Transformation between the third state of link position.
8. telescoping mechanism (7) according to claim 7, wherein, when the electrical contact (9) in the open position and
Another electrical contact (109) in the link position when, the position of the recess (1013) corresponds to the threaded collar
(1008) along the position for driving axostylus axostyle (20).
9. the switching device (7) according to telescoping mechanism in any one of the preceding claims wherein is included, which is included for cutting
The electrical contact (9) is connected to the switch (2008) of another electrical contact (109) with changing.
10. switching device (7) according to claim 9, including locking mechanism (1017), the locking mechanism (1017) is used
Opening is closed when the state of another electrical contact (109) is connected to when the switch (2008) in the electrical contact (9)
To prevent driving instrument (1015) to be rotatably driven driving axostylus axostyle (20).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1410728.8 | 2014-06-16 | ||
| GBGB1410728.8A GB201410728D0 (en) | 2014-06-16 | 2014-06-16 | Retraction mechanism |
| PCT/EP2015/062617 WO2015193127A1 (en) | 2014-06-16 | 2015-06-05 | Retraction mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106537704A true CN106537704A (en) | 2017-03-22 |
| CN106537704B CN106537704B (en) | 2019-06-14 |
Family
ID=51266688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201580038863.0A Expired - Fee Related CN106537704B (en) | 2014-06-16 | 2015-06-05 | Telescoping mechanism |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP3155703A1 (en) |
| CN (1) | CN106537704B (en) |
| AU (1) | AU2015276408B2 (en) |
| BR (1) | BR112016029469A2 (en) |
| GB (1) | GB201410728D0 (en) |
| WO (1) | WO2015193127A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE112018007427T5 (en) * | 2018-04-02 | 2020-12-10 | Mitsubishi Electric Corporation | INSERTION AND REMOVAL DEVICE FOR A MOVABLE DEVICE AND ELECTRICAL DEVICE |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5337210A (en) * | 1991-09-19 | 1994-08-09 | Mitsubishi Denki Kabushiki Kaisha | Drawout type switch gear |
| JP2002252909A (en) * | 2001-02-23 | 2002-09-06 | Fuji Electric Co Ltd | Interlocking device in breaker drawer mechanism part |
| CN1787306A (en) * | 2004-12-10 | 2006-06-14 | 上海电器科学研究所（集团）有限公司 | Position locking device for breaker |
| CN101488648A (en) * | 2009-02-06 | 2009-07-22 | 李建民 | Locking apparatus for extraction type circuit breaker |
| CN101651067A (en) * | 2008-08-01 | 2010-02-17 | 通用电气公司 | Secondary disconnect for circuit breaker drawout system |
| CN201466548U (en) * | 2009-05-22 | 2010-05-12 | 浙江天正电气股份有限公司 | Three-position locking device of drawer type circuit breaker |
| US20100157512A1 (en) * | 2006-07-26 | 2010-06-24 | Edgar Yee | Motor control center subunit having moveable line contacts and method of manufacture |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6545234B1 (en) * | 2001-12-18 | 2003-04-08 | Abb Technology | Circuit breaker with mechanical interlock |
| EP2471081B1 (en) * | 2009-08-25 | 2017-04-19 | ABB Schweiz AG | Drive device for a multi-position switching apparatus |
-
2014
- 2014-06-16 GB GBGB1410728.8A patent/GB201410728D0/en not_active Ceased
-
2015
- 2015-06-05 CN CN201580038863.0A patent/CN106537704B/en not_active Expired - Fee Related
- 2015-06-05 BR BR112016029469A patent/BR112016029469A2/en not_active Application Discontinuation
- 2015-06-05 WO PCT/EP2015/062617 patent/WO2015193127A1/en active Application Filing
- 2015-06-05 AU AU2015276408A patent/AU2015276408B2/en not_active Ceased
- 2015-06-05 EP EP15730428.8A patent/EP3155703A1/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5337210A (en) * | 1991-09-19 | 1994-08-09 | Mitsubishi Denki Kabushiki Kaisha | Drawout type switch gear |
| JP2002252909A (en) * | 2001-02-23 | 2002-09-06 | Fuji Electric Co Ltd | Interlocking device in breaker drawer mechanism part |
| CN1787306A (en) * | 2004-12-10 | 2006-06-14 | 上海电器科学研究所（集团）有限公司 | Position locking device for breaker |
| US20100157512A1 (en) * | 2006-07-26 | 2010-06-24 | Edgar Yee | Motor control center subunit having moveable line contacts and method of manufacture |
| CN101651067A (en) * | 2008-08-01 | 2010-02-17 | 通用电气公司 | Secondary disconnect for circuit breaker drawout system |
| CN101488648A (en) * | 2009-02-06 | 2009-07-22 | 李建民 | Locking apparatus for extraction type circuit breaker |
| CN201466548U (en) * | 2009-05-22 | 2010-05-12 | 浙江天正电气股份有限公司 | Three-position locking device of drawer type circuit breaker |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2015193127A1 (en) | 2015-12-23 |
| GB201410728D0 (en) | 2014-07-30 |
| AU2015276408B2 (en) | 2019-01-17 |
| BR112016029469A2 (en) | 2017-08-22 |
| AU2015276408A1 (en) | 2017-01-05 |
| EP3155703A1 (en) | 2017-04-19 |
| CN106537704B (en) | 2019-06-14 |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20190614 Termination date: 20200605 |