CN103579936B - With the drawer propelling mechanism of locking position - Google Patents
With the drawer propelling mechanism of locking position Download PDFInfo
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- CN103579936B CN103579936B CN201210252430.3A CN201210252430A CN103579936B CN 103579936 B CN103579936 B CN 103579936B CN 201210252430 A CN201210252430 A CN 201210252430A CN 103579936 B CN103579936 B CN 103579936B
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- screw mandrel
- drawer
- support group
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Abstract
The invention discloses the drawer propelling mechanism with locking position, it comprises support group, screw mandrel, dust panel and nut; It also comprises that guide plate, backstay and that support group slides up and down relatively that slide in support group front and back is relatively installed in the limited block on dust panel; Between described screw mandrel and guide plate, establish screw mandrel limit rotation structure, guide plate is positioned at limit transposition to be put and limits screw mandrel rotary state, and guide plate is positioned at transposition perhaps and puts and permit screw mandrel rotary state. Described guide plate is established tipper, the affixed pin of backstay, the adaptive tipper that connects of pin. Described limited block is concaveconvex structure on fore-and-aft direction, and this concaveconvex structure has protuberance and recess, between this recess and protuberance, forms step surface; Described backstay lower end coordinates limited block, so that backstay when being positioned at recess and leaning against step surface, can stop that guide plate continues to slide, makes guide plate remain on limit transposition and puts. It can produce following advantage: drawer slide is to desired location, and energy locking position, avoids maloperation.
Description
Technical field
The present invention relates to controller switching equipment field, relate in particular to a kind of drawer propelling mechanism with locking position.
Background technology
Drawer propelling mechanism is for example the core component of low-voltage distribution switchgear, modern society to distribution quality andSafety requirements is more and more higher, and this just requires low pressure propulsive mechanism to have higher reliability, and at present traditional drawer is manyJoin alignment pin or join the version of locating slot for helical axis, this structure exists easy clamping stagnation, has arrived pre-determined bitPut the accurately shortcoming of stop bit.
Summary of the invention
The invention provides the drawer propelling mechanism with locking position, it has overcome drawer pusher in background technologyThe existing deficiency of structure.
The technical scheme adopting that the present invention solves its technical problem is:
With the drawer propelling mechanism of locking position, it comprises a support group (10), a pivot joint support group (10)Screw mandrel (12), one is positioned at be spirally connected screw mandrel (12) and can phase of dust panel (14) and under support group (10)To the nut sliding before and after support group (10);
It also comprise one relatively support group (10) limit transposition put and permitted transposition put between before and after the guide plate that slides(18), a backstay (20) and that support group (10) slides up and down is relatively installed in dust panel (14)On limited block (22); Between described screw mandrel (12) and guide plate (18), establish screw mandrel limit rotation structure, described in leadBe positioned at limit transposition to plate (18) and put screw mandrel limit rotation mechanism in restriction screw mandrel rotary state, described guide plate (18)Be positioned at perhaps transposition and put screw mandrel limit rotation mechanism in license screw mandrel rotary state;
Described guide plate (18) is established tipper (28), the affixed pin of described backstay (20) (30), described inThe adaptive tipper (28) that connects of pin (30);
Described limited block (22) is concaveconvex structure on fore-and-aft direction, and this concaveconvex structure has protuberance and recess,Between this recess and protuberance, form step surface; Described backstay (20) lower end coordinates limited block (22), so that locationWhen bar (20) is positioned at recess and leans against step surface, can stop that guide plate (28) continues to slide, make guide plate (28)Remaining on limit transposition puts.
Among one preferred embodiment: between described guide plate (18) and support group (10), establish elastomer (32), shouldElastomer (32) is subject to pressure energy to produce elastic force, and this spring energy makes guide plate (18) be put to limitting transposition to put from permitting transpositionSlide.
Among one preferred embodiment: described screw mandrel limit rotation structure comprises that one is located at the dead bolt of guide plate (18) front end(26) and one is located at the spline (24) of screw mandrel (12) front end, and described dead bolt (26) and spline (24) can phasesCoordinate.
Among one preferred embodiment: described limited block (22) has the protuberance (34) at interval, two front and back, described inThe step surface that is positioned at outside of two protuberances (34) separation point position and the link position of corresponding drawer respectively, described inThe corresponding testing position of the step surface that is positioned at inner side of two protuberances (34).
Among one preferred embodiment: described support group (10) comprises a body frame and an auxiliary frame (36), described masterFrame and auxiliary frame (36) are fixed together, and described screw mandrel (12) connects body frame, and described backstay (20) connectsConnect auxiliary frame (36).
Among one preferred embodiment: it also comprises the manual portion (40) of a connecting guide plate (18), so that handyFamily operates manual portion (40) can drive guide plate (18) support group (10) slip relatively.
Among one preferred embodiment: be separately provided with a connecting axle (42) that nut slides up and down relatively, described connectionThe affixed alignment pin of axle (42) (44); Described support group (10) is provided with gathering sill (46), described gathering sill(46) there is a tilting section (48) and and connect the horizontal segment of tilting section (48) lower end; Described connecting axle (42)The adaptive gathering sill (46) that connects;
Described dust panel (14) is established opening U-shaped locating piece (50) forward, described connecting axle (42) andLocating piece (50) can match, while making connecting axle (42) act on locating piece (50), and slide nut kinetic energy bandMoving dust panel (14) slides together.
Among one preferred embodiment: described dust panel (14) is established locating hole (52), described locating hole (52)U-lag the inner of corresponding U-shaped locating piece (50).
Among one preferred embodiment: it also comprises indicating mechanism, this indicating mechanism comprises a pivot joint support group (10)L shaped (54) and one be fixed in the direction board (58) of L shaped (54) one end; Described direction board (58)Have one affixed L shaped (54) experiment board, one isolation board be connected board with one, described isolation board be connected boardSymmetry is fixed in experiment board both sides and isolation board and is connected board and is angle; Described L shaped (54) other end established cunningGroove, separately establishes an energy fixing locating dowel (56) of nut relatively, the adaptive chute that connects of described locating dowel (56), withWhen nut is slided, can drive L shaped (54) to rotate, can drive direction board (58) activity.
Among one preferred embodiment: described support group (10) is also provided with microswitch (68), and described nut sets firmlyHave pressing plate (60), described pressing plate (60) and microswitch (68) can match.
The technical program is compared with background technology, and its tool has the following advantages:
Cooperatively interacting while making nut slide into desired location by backstay, guide plate, limited block can locking position,And can produce following advantage: a, guide plate and be reset to limit transposition and put, screw mandrel is restricted cannot rotate, and drawer cannotMobile, propulsive mechanism can carry out locking position exactly, has effectively prevented the maloperation of drawer in progradation;B, adopt leading screw and nut mechanism, operate easy and conveniently, reliable transmission, operates more laborsavingly, moves more reliable; C,Remove screw mandrel limited, need press guide plate, easy to operate.
Brief description of the drawings
Below in conjunction with drawings and Examples, the invention will be further described.
Fig. 1 is the structural representation of drawer propelling mechanism in separation point position.
Fig. 2 is the structural representation of drawer propelling mechanism in progradation.
Fig. 3 is the structural representation of drawer propelling mechanism in testing position.
Fig. 4 is the structural representation of drawer propelling mechanism in link position.
Fig. 5 is the structural representation of drawer propelling mechanism front view.
Fig. 6 is the structural representation of drawer propelling mechanism top view.
Fig. 7 is the structural representation that drawer propelling mechanism axle is surveyed view.
Fig. 8 is that drawer propelling mechanism is arranged on the structural representation on drawer-bottom board.
Fig. 9 is the structural representation that drawer propelling mechanism is provided with the drawer-bottom board of limited block and locating piece.
Figure 10 is the structural representation that drawer propelling mechanism is arranged on the upward view on drawer-bottom board.
Figure 11 is the structural representation of drawer propelling mechanism guide plate.
Figure 12 is the structural representation of drawer propelling mechanism alignment pin.
Figure 13 is the structural representation of drawer propelling mechanism backstay.
Figure 14 is the structural representation of drawer propelling mechanism microswitch pressing plate.
Figure 15 is the structural representation of drawer propelling mechanism limited block.
Figure 16 is the structural representation of drawer propelling mechanism locating piece.
Figure 17 is the structural representation of drawer propelling mechanism auxiliary stand.
Figure 18 is that drawer propelling mechanism is arranged on the structural representation in drawer.
Detailed description of the invention
Please refer to Fig. 1 to Figure 18, with the drawer propelling mechanism of locking position, it comprises a support group 10, oneBar 12, a dust panel 14, a nut, a guide plate 18, a positioning rod 20, a limited block 22, a bulletGonosome 32 and a connecting axle 42 and a manual portion 40.
Described support group 10 comprises a body frame and an auxiliary frame 36; Described body frame comprises a side arm 62, an after-frame64, a drawer-bottom board 38 and a U-shaped frame 70, described side arm 62 and after-frame 64 intervals, front and back are installed in drawerOn base plate 38, described drawer-bottom board is provided with the front and back elongated slot running through up and down, and described U-shaped frame 70 is opening downAnd be fixed on side arm 62 and after-frame 64; Described auxiliary frame 36 is fixed in side arm 62 and the after-frame of body frame 3664.
Described screw mandrel 12 can connect body frame rotationally, among the present embodiment, before described screw mandrel 12 can be rotationally connectedFrame 62 and after-frame 64, and, before described screw mandrel 12 front ends stretch out side arm 62.
Be spirally connected screw mandrel 12 and relatively sliding before and after the body frame of support group 10 of described nut, among the present embodiment,Described nut peripheral hardware leading truck 66, leading truck 66 can connect body frame 62 slidingly back and forth, and screw mandrel 12 rotates,Nut and leading truck 66 can slide front and back.
Described connecting axle 42 relatively nut slides up and down, and among the present embodiment, described connecting axle 42 can be upper and lowerLeading truck 66 is slidably connected. Among the present embodiment, described connecting axle 42 lower ends can be slidingly back and forth and from upper pastUnder through the front and back elongated slot of drawer-bottom board 38. The alignment pin 44 of the affixed level in described connecting axle 42 tops. InstituteTwo open plate of stating the U-shaped frame 70 of support group 10 are all provided with gathering sill 46, and described gathering sill 46 has and inclinesTiltedly the horizontal segment of tilting section 48 lower ends is connected in section 48 and a rear end. The two ends of described connecting axle 42 are adaptive company respectivelyConnect two gathering sills 46 of U-shaped frame 70, to make: when alignment pin 44 is positioned at horizontal segment, connecting axle 42 is subject to waterFlat section restriction can only be slided before and after level, and when alignment pin 44 is positioned at tilting section, connecting axle 42 is limited by tilting sectionActivity has a down dip on before and after energy.
Described support group 10 can be slidably connected on dust panel 14 front and back. Described dust panel 14 is established one and is openedMouth U-shaped locating piece 50 forward, described connecting axle 42 lower ends and locating piece 50 can match, and make connecting axle 42While acting on locating piece 50, when sliding together with leading truck 66, nut can slide together by drives drawer dividing plate 14.And described dust panel 14 is established locating hole 52, the U-shaped of the corresponding U-shaped locating piece 50 of described locating hole 52Groove the inner. Among the present embodiment, screw mandrel 12 forwards, nut and leading truck 66 together relative dust panel 14To going to rear propelling, meanwhile, alignment pin 44 slides to front end at gathering sill 46 from rear end with support group 10, slidesDuring to tilting section 48 lower end, described connecting axle 42 lower ends act on the inner of U-lag, and are inserted to locating hole 52In, nut, leading truck 66, dust panel 14 are linked together and relatively static can advance together orRetreat. Certainly, when retreat to tilting section 48 lower end time, reversion screw mandrel 12, connecting axle 42 can detachLocating hole. As required, described dust panel 14 and support group 10 also can be installed and removed and be fixed together. It is best,The front portion of described locating hole 52 is set as inclined plane, and described connecting axle lower end is set as sphere or the conical surface, to lead.
Described guide plate 18 relatively support group 10 limit transposition put and permitted transposition put between before and after slide, this enforcementAmong example, described guide plate 18 front ends stretch out side arm; Described backstay 20 can slide up and down to connection bracket group10 auxiliary frame 36; Described guide plate 18 is established tipper 28, the affixed pin 30 of described backstay 20, described inThe adaptive tipper 28 that connects of pin 30, slides guide plate 18 front and back and backstay 18 slides up and down formationRelation is connected. Between described guide plate 18 and support group 10, establish elastomer 32, this elastomer 32 is subject to pressure energyProduce elastic force, this spring energy makes guide plate 18 be put to limitting transposition to put slip from permitting transposition, automatically reset to realize,Among the present embodiment, described elastomer 23 is spring, its socket guide plate and be located at after-frame and guide plate between.
Between described screw mandrel 12 and guide plate 18, establish screw mandrel limit rotation structure, described guide plate 18 is positioned at limit transposition and putsScrew mandrel limit rotation mechanism is in restriction screw mandrel rotary state, and described guide plate 18 is positioned at transposition perhaps and puts screw mandrel limit favourable turnStructure is in license screw mandrel rotary state. Among the present embodiment, described screw mandrel limit rotation structure comprises that one is located at guide plateThe dead bolt 26 and one of 18 front ends is located at the spline 24 of screw mandrel 12 front ends, and described dead bolt 26 and spline 24 can matchClose, put when guide plate is positioned at limit transposition, described dead bolt can insert in spline, turns state in limit, works as guide platePut in permitting transposition, described dead bolt and spline stagger, in license rotary state.
Described limited block 22 is installed on dust panel 14. Described limited block 22 is concavo-convex on fore-and-aft directionStructure, this concaveconvex structure has protuberance and recess, between this recess and protuberance, forms step surface; Described backstay 20Lower end coordinates limited block 22, so that backstay 20 when being positioned at recess and leaning against step surface, can stop guide plate 28Continue to slide, make guide plate 28 remain on limit transposition and put, restriction screw mandrel 12 rotates, and avoids nut, leading truckSliding in front and back, avoids drawer A advance or retreat. Among the present embodiment, described limited block 22 has two front and backThe protuberance 34 at interval, the step surface that is positioned at outside of described two protuberances 34 separation point position of corresponding drawer respectivelyAnd link position, the corresponding testing position of the step surface that is positioned at inner side of described two protuberances 34.
Described manual portion 40 connecting guide plates 18, can drive guide plate 18 so that obtain user's operator control portion 40Support group 10 is slided relatively, and among the present embodiment, described manual portion is for example button mechanism.
Drawer is in separation point position: alignment pin 44 is positioned at tilting section 48 lower ends, 22 1 protuberances of described limited block34 step surface leans against backstay 20 lower ends, and now guide plate 18 is put in limit transposition, and dead bolt 26 inserts flowerKey 24, screw mandrel 12 is in restriction rotary state. Screw mandrel 12 releases: press manual portion 40, make guide plate18 slide backward, Compress Spring 32 energy storage, and guide plate 18 is put in permitting transposition, and screw mandrel 12 turns in licenseMoving state, simultaneously under the effect of tipper 28, backstay 20 upward slidings, and be not less than protuberance end face,Rotary screw more than 12 circles make backstay 20 be positioned at protuberance 34 end faces again, are subject to the protuberance effect backstay cannot be downwardActivity, can make guide plate remain on transposition perhaps and put. Move to testing position in separation point position: forward screw mandrel, drivesNut, leading truck are from going to rear propelling together with dust panel, and the relative support group of dust panel is slided, limited blockSlide in 22 end face relative positioning bar 20 lower ends, in the time of the corresponding backstay of the medial concavity of limited block 22 20 lower end,Drawer is in testing position, backstay energy down sliding, and under spring force effect, guide plate is to advancing slip simultaneouslyMoving, and remain on limit transposition and put, that is to say and abut against step surface, now screw mandrel is in restriction rotary state. SilkBar release: press manual portion 40, guide plate is slided backward, Compress Spring energy storage, guide plate turns in being permittedPosition, screw mandrel is in license rotary state, simultaneously under the effect of tipper 28, backstay 20 upward slidings,Be not less than protuberance end face, several circles of rotary screw, make backstay be positioned at protuberance 34 end faces, located by protuberance effectBar cannot be movable downwards, can make guide plate remain on transposition perhaps and put. Testing position is moved to link position: forwardScrew mandrel, drives nut, leading truck certainly to go to rear propelling together with dust panel, and the relative support group of dust panel is slidingMoving, slide in limited block 22 end face relative positioning bar lower ends, when the corresponding backstay 20 of front recess of limited block 22, drawer is in link position when the lower end, and backstay energy down sliding, under spring force effect, is led meanwhileTo plate to front slide, and remain on limit transposition put, that is to say and abut against step surface, now screw mandrel in restriction turnMoving state. As need drawer A backward the mobile screw mandrel that counter-rotates repeat aforesaid operations.
Among the present embodiment, it also comprises indicating mechanism, and this indicating mechanism comprises the U of a pivot joint support group 10L shaped 54 and one of shape frame top board is fixed in the direction board 58 of L shaped 54 one end; Described direction board 58 toolsThere is experiment board, an isolation board of affixed L shaped 54 to be connected board with one, described isolation board and be connected board symmetry and consolidateBe connected on experiment board both sides and isolation board and be connected board and be angle; Described L shaped 54 other ends are established chute, separately establish oneThe fixing locating dowel 56 (among the present embodiment, being fixed in leading truck) of nut relatively, described locating dowel 56 is suitableAccessory connects chute so that nut slide time can drive L shaped 54 rotation, can drive direction board 58 activities, refer toShow that current drawer is in testing position, isolated location or link position.
Among the present embodiment, the auxiliary stand of described support group 10 is also provided with microswitch 68, and described nut is solidBe provided with pressing plate 60, described pressing plate 60 and microswitch 68 can match. In the time that moving to testing position, drawer pressesPlate 60 touches microswitch 68 and moves, for electric control loop provides signal.
As required, limiting bracket 72 also can be set, the extreme position sliding for restricted guidance plate.
The above, be only preferred embodiment of the present invention, thus can not limit according to this scope of the invention process,The equivalence of doing according to the scope of the claims of the present invention and description changes and modifies, and all should still belong to the present invention and containScope in.
Claims (10)
1. the drawer propelling mechanism with locking position, it comprises a support group (10), a pivot joint support group (10)Screw mandrel (12), be positioned at dust panel (14) and under support group (10) be spirally connected screw mandrel (12) andThe nut that support group (10) is slided along fore-and-aft direction relatively, by nut energy drives drawer dividing plate (14)Support group (10) advances or retreats relatively; It is characterized in that:
It also comprises that a limit transposition that relatively support group (10) is arranged in front and back puts and permitted transposition and slide between puttingGuide plate (18), backstay (20) and that relatively support group (10) slides up and down be installed in and take outLimited block (22) on drawer dividing plate (14); Between described screw mandrel (12) and guide plate (18), establish screw mandrel limitRotation structure, described guide plate (18) is positioned at limit transposition and puts screw mandrel limit rotation mechanism and rotate shape in restriction screw mandrelState, described guide plate (18) is positioned at perhaps transposition and puts screw mandrel limit rotation mechanism in license screw mandrel rotary state;
Described guide plate (18) is established tipper (28), the affixed pin of described backstay (20) (30), instituteState the adaptive tipper (28) that connects of pin (30);
Described limited block (22) is concaveconvex structure on fore-and-aft direction, and this concaveconvex structure has protuberance and recess,Between this recess and protuberance, form step surface; Described backstay (20) lower end coordinates limited block (22), so that fixedWhen position bar (20) is positioned at recess and leans against step surface, can stop that guide plate (28) continues to slide, make guidingPlate (28) remains on limit transposition and puts.
2. the drawer propelling mechanism with locking position according to claim 1, is characterized in that: described inBetween guide plate (18) and support group (10), establish elastomer (32), this elastomer (32) is subject to pressure energy to produce bulletPower, this spring energy makes guide plate (18) be put to limitting transposition to put slip from permitting transposition.
3. the drawer propelling mechanism with locking position according to claim 1, is characterized in that: described inScrew mandrel limit rotation structure comprises that a dead bolt (26) and that is located at guide plate (18) front end is located at screw mandrel (12)The spline (24) of front end, described dead bolt (26) and spline (24) can match.
4. the drawer propelling mechanism with locking position according to claim 1, is characterized in that: described inLimited block (22) has the protuberance (34) at interval before and after two, described two protuberances (34) be positioned at outsideRespectively separation point position and the link position of corresponding drawer of step surface, being positioned at of described two protuberance (34)The corresponding testing position of step surface of side.
5. the drawer propelling mechanism with locking position according to claim 1, is characterized in that: described inSupport group (10) comprises a body frame and an auxiliary frame (36), and described body frame and auxiliary frame (36) are fixed in oneRise, described screw mandrel (12) connects body frame, and described backstay (20) connects auxiliary frame (36).
6. the drawer propelling mechanism with locking position according to claim 1, is characterized in that: it alsoComprise the manual portion (40) of a connecting guide plate (18), can drive so that obtain user's operator control portion (40)Guide plate (18) relatively support group (10) slides.
7. according to the drawer propelling mechanism with locking position described in any one in claim 1 to 6, its spyLevy and be:
Separately be provided with a connecting axle (42) that nut slides up and down relatively, described connecting axle (42) is affixed certainPosition pin (44); Described support group (10) is provided with gathering sill (46), and described gathering sill (46) has and inclinesTiltedly section (48) and is connected the horizontal segment of tilting section (48) lower end; Described connecting axle (42) is adaptive to be connectedGathering sill (46);
Described dust panel (14) is established opening U-shaped locating piece (50) forward, described connecting axle (42)With locating piece (50) can match, while making connecting axle (42) act on locating piece (50), nut slidesCan slide together by drives drawer dividing plate (14).
8. the drawer propelling mechanism with locking position according to claim 7, is characterized in that: described inDust panel (14) is established locating hole (52), the U of the corresponding U-shaped locating piece of described locating hole (52) (50)Shape groove the inner.
9. according to the drawer propelling mechanism with locking position described in any one in claim 1 to 6, its spyLevy and be: it also comprises indicating mechanism, this indicating mechanism comprises L shaped (54) of a pivot joint support group (10)With a direction board (58) that is fixed in L shaped (54) one end; Described direction board (58) has an affixed LThe experiment board of shape frame (54), an isolation board are connected board with one, described isolation board be connected board symmetry and be fixed inExperiment board both sides and isolation board be connected board and be angle; Described L shaped (54) other end established chute, separately establishesThe one energy fixing locating dowel (56) of nut relatively, the adaptive chute that connects of described locating dowel (56), so that nutWhen slip, can drive L shaped (54) to rotate, can drive direction board (58) activity.
10. according to the drawer propelling mechanism with locking position described in any one in claim 1 to 6, its spyLevy and be: described support group (10) is also provided with microswitch (68), described nut is installed with pressing plate (60),Described pressing plate (60) and microswitch (68) can match.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210252430.3A CN103579936B (en) | 2012-07-19 | 2012-07-19 | With the drawer propelling mechanism of locking position |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210252430.3A CN103579936B (en) | 2012-07-19 | 2012-07-19 | With the drawer propelling mechanism of locking position |
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| Publication Number | Publication Date |
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| CN103579936A CN103579936A (en) | 2014-02-12 |
| CN103579936B true CN103579936B (en) | 2016-05-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210252430.3A Active CN103579936B (en) | 2012-07-19 | 2012-07-19 | With the drawer propelling mechanism of locking position |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107528249B (en) * | 2017-10-12 | 2019-02-19 | 广东正超电气有限公司 | The drawer function position of nuclear power station switchgear shows locking mechanism |
| CN112197479B (en) * | 2019-07-08 | 2022-04-29 | 青岛海尔电冰箱有限公司 | Refrigerator with a door |
| CN111786307A (en) * | 2020-08-03 | 2020-10-16 | 常州新苑星电器有限公司 | Three-position positioning interlocking mechanism traction locking plate anti-misoperation force increasing mechanism, assembly and drawer unit |
| CN112750352A (en) * | 2021-02-22 | 2021-05-04 | 叶国隆 | Teaching aid for improving children's concentration |
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| CN101188348A (en) * | 2006-11-24 | 2008-05-28 | 三菱电机株式会社 | Stretching type breaker and stretching handle for the same |
| CN102035146A (en) * | 2009-10-07 | 2011-04-27 | Ls产电株式会社 | Circuit breaker |
| CN202678802U (en) * | 2012-07-19 | 2013-01-16 | 厦门华电开关有限公司 | A drawer propelling mechanism capable of locking position |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101036989B1 (en) * | 2009-12-23 | 2011-05-26 | 엘에스산전 주식회사 | Interlock apparatus of ground switch for vacuum circuit breaker |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101188348A (en) * | 2006-11-24 | 2008-05-28 | 三菱电机株式会社 | Stretching type breaker and stretching handle for the same |
| CN102035146A (en) * | 2009-10-07 | 2011-04-27 | Ls产电株式会社 | Circuit breaker |
| CN202678802U (en) * | 2012-07-19 | 2013-01-16 | 厦门华电开关有限公司 | A drawer propelling mechanism capable of locking position |
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