CN103903916A - Drawer-type carrying device - Google Patents
Drawer-type carrying device Download PDFInfo
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- CN103903916A CN103903916A CN201210571341.5A CN201210571341A CN103903916A CN 103903916 A CN103903916 A CN 103903916A CN 201210571341 A CN201210571341 A CN 201210571341A CN 103903916 A CN103903916 A CN 103903916A
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- drawer type
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Abstract
The invention discloses a drawer-type carrying device which is used for placing a breaker. The drawer-type carrying device comprises a drawer support, a handle which is used for carrying the breaker body and can reciprocately be arranged on the drawer support, and a transmission mechanism which is arranged inside the drawer support and is used for electrically driving the handle to reciprocately move in and out. Thus, an operator can remotely operate the breaker to be shaken in and out, thus bringing convenience to operators for operation and avoiding the possibility that operators are hurt by arc, electromagnetism, exhaust gas and the like due to close-range operation.
Description
Technical field
The present invention relates to a kind of bogey, particularly relate to a kind of for carrying the drawer type bogey of air circuit.
Background technology
Be generally positioned at the circuit breaker of taking out on frame and be referred to as frame-type circuit breaker, it can be carried by a kind of drawer type bogey, takes out and in frame, realizes electrical coupling or shaken out this and take out frame and realize electricity isolation, to install and safeguard so that this circuit breaker can be shaken into this.Frame-type circuit breaker is a kind of low-voltage distribution electrical equipment, it is in the time of connection and disjunction short circuit current, the electric arc of its generation and electromagnetic field will likely make this circuit breaker personnel around be subject to injury, the injury of electromagnetism etc. of its electric arc, when the electric arc producing when disjunction normal current is understood, the air quality of periphery becomes very poor, but in the time that needs are done maintenance of equipment, operating personnel must carry out hand-rail type operation near this circuit breaker, shake out circuit breaker and realize electricity isolation, be subject to the above-mentioned injury hidden danger of mentioning thereby operator is faced.In addition, circuit breaker is sometimes installed in and is difficult for being touched by people the place (as too high, too lower position or too narrow space) that is not easy to operation, thereby is difficult to manually shake into shaking out operation.
How facilitating installation and the maintenance of circuit breaker, and make operating personnel shake can be near circuit breaker when shaking out circuit breaker, will be the technical issues that need to address always at present.
Summary of the invention
The object of the present invention is to provide a kind of drawer type bogey, it is provided with the transmission mechanism that can make the electronic turnover of this circuit breaker take out frame, to address the above problem.
The object of the present invention is achieved like this, and a kind of drawer type bogey is provided, and it is for placing a circuit breaker, and this drawer type bogey comprises: take out frame; Handle, takes out frame for carrying this breaker body and being reciprocally arranged at movably this; And transmission mechanism, this is set and takes out in frame, do the movement of reciprocal turnover for this handle of motorized motions.
In one embodiment, this drawer type bogey also comprises: clutch, be arranged in this transmission mechanism, for manual/electric drive the switching action of this handle.
In one embodiment, this drawer type bogey also comprises pull-out mechanism, is connected between this transmission mechanism and this handle, makes the driving of this transmission mechanism drive this handle to do reciprocal turnover by this pull-out mechanism and moves.
In one embodiment, this transmission mechanism comprises: motor; Gear drive group, is connected with this motor-driven; Shake into shaking output shaft lever, be in transmission connection with this gear drive group, rotate so that this shakes into shaking output shaft lever.
In one embodiment, this transmission mechanism also comprises two limit switches, is electrically connected, for controlling motor stopping at desired location with this motor.
In one embodiment, this transmission mechanism also comprises control switch, is electrically connected, for controlling startup and the forward and backward of this motor with this motor is long-range.
In one embodiment, this gear drive group has an output gear, be placed on this and shake into shaking on output shaft lever, this clutch is arranged at this and shakes into shaking between output shaft lever and this output gear, and for engage/non-engagement, this shakes into shaking relatively rotating between output shaft lever and this output gear.
In one embodiment, this shakes into shaking output shaft lever has one first centre bore, shakes into shaking on the circumference of output shaft lever and is provided with first through hole being communicated with this centre bore at this; This output gear has an interior axle, this interior axle has one second centre bore, on the circumference of this interior axle, be provided with second through hole communicating with this second centre bore, when being placed on this, shakes when shaking on output shaft lever this output gear, this first through hole is corresponding with this second through hole, for this clutch being located among this first through hole and this second through hole.
In one embodiment, this clutch comprises: promote, be reciprocally arranged at movably in this first through hole, the first end of this distribution can be advanced by leaps and bounds in this first centre bore; Clutch post, be positioned at the second end of this distribution, and be arranged at movably in this first through hole and the second through hole, with ejection in this distribution, among this clutch post is positioned at this first through hole and this second through hole simultaneously time, engage this and shake into shaking relatively rotating between output shaft lever and this output gear, among this clutch post all moves to this second through hole and while leaving this first through hole, this shakes into shaking between output shaft lever and this output gear and can relatively rotate.
In one embodiment, this clutch also comprises: stage clip, is arranged in this second through hole, for this clutch post of ejection.
In one embodiment, this clutch also comprises: back-up ring, is placed on this interior axle of this output gear, for keeping out this stage clip.
In one embodiment, the first end of this distribution has lozenges or is pyramid type.
In one embodiment, this drawer type bogey also comprises: one handle, for be removably plugged in this shake into shake output shaft lever this first centre bore and can pushing tow in the first end of this distribution, in the time that this handle is plugged in this first centre bore, this this distribution of handle pushing tow, make this clutch post move to a clutch position and this stage clip has a precompression, rotate so that this handle can drive this to shake into shaking output shaft lever; In the time that this handle is separated this first centre bore, this clutch post is moved to a position of engagement by the precompression of this stage clip, and for motorized motions, this shakes into shaking output shaft lever and rotates.
In one embodiment, this clutch is two or more.
The invention has the advantages that, it is by setting up a kind of transmission mechanism, so that operating personnel can remote operation circuit breaker shake into shaking out, thereby handled easily personnel operation, avoid operating personnel because closely operating the possibility of injuries such as being subject to electric arc, electromagnetism and waste gas simultaneously, by setting up a clutch, also can realize circuit breaker and shake into the electronic and manual handoff functionality shaking out again, so that the injury that the electric operating that operator can not be subject to occurring when manually operated brings.
Accompanying drawing explanation
Figure 1A is drawer type bogey schematic diagram of the present invention, and it shows the schematic diagram that this drawer type bogey load-bearing breaker body is drawn out of;
Figure 1B is drawer type bogey schematic diagram of the present invention, the schematic diagram that it shows this drawer type bogey load-bearing breaker body in taking out frame and decomposes with handle;
Fig. 1 C is the schematic diagram of inside, drawer type bogey side of the present invention, and it shows the schematic diagram of this drawer type bogey load-bearing breaker body in " shaking out " position;
Fig. 1 D is the schematic diagram of inside, drawer type bogey side of the present invention, and it shows the schematic diagram of this drawer type bogey load-bearing breaker body in " shake into " position;
Fig. 2 is the schematic diagram that its internal structure is shown after drawer type bogey removal load-bearing breaker body of the present invention;
Fig. 3 is the part partial enlarged drawing of the transmission mechanism in Fig. 2 internal structure;
Fig. 4 A is the decomposing schematic representation of drawer type bogey clutch of the present invention;
Fig. 4 B is the schematic diagram after Fig. 4 A assembling;
Fig. 4 C is the radial cross-section of Fig. 4 B, and it has shown the ingear state of this clutch;
Fig. 4 D is the radial cross-section of Fig. 4 B, and it has shown the state of this clutch in non-engagement.
Embodiment
Please refer to Figure 1A-Fig. 1 D, Figure 1A is drawer type bogey schematic diagram of the present invention, and it shows the schematic diagram that this drawer type bogey load-bearing breaker body is drawn out of; Figure 1B is drawer type bogey schematic diagram of the present invention, the schematic diagram that it shows this drawer type bogey load-bearing breaker body in taking out frame and decomposes with handle; Fig. 1 C is drawer type bogey schematic diagram of the present invention, and it shows that this drawer type bogey 1 load-bearing breaker body 10 is shaken out the schematic diagram of (shaking out position); Fig. 1 D is drawer type bogey schematic diagram of the present invention, its show this drawer type bogey 1 load-bearing breaker body 10 by shake into (shaking carry puts) schematic diagram.Drawer type bogey 1 of the present invention is for installing a breaker body 10, wherein this drawer type bogey 1 comprises: take out frame 11, handle 12 and transmission mechanism (chatting after appearance), this handle 12 is taken out frame 11 for carrying this breaker body 10 and being reciprocally arranged at movably this, this takes out this transmission mechanism setting in frame 11, for driving this handle 12 to do back and forth to debouch this movement of taking out frame 11.Wherein the present invention can be electronic or the movement that debouches this and take out frame 11 of this handle 12 of manual actuation.
Please refer to Fig. 2, Fig. 3, Fig. 2 is the schematic diagram that its internal structure is shown after drawer type bogey removal load-bearing breaker body of the present invention again; Fig. 3 is the schematic diagram of the transmission mechanism in Fig. 2 internal structure.This transmission mechanism 13 comprises: motor 131, gear drive group 132 and shake into shaking output shaft lever 133 etc., this gear drive group 132 is in transmission connection with this motor 131, shake into shaking output shaft lever 133 and be in transmission connection with this gear drive group 132, rotate so that this shakes into shaking output shaft lever 133, thereby described in can motorized motions, shake hands 12 back and forth to shift out shift-in.In Fig. 3, demonstrate multiple sets of teeth wheels, it can carry out the proportioning of gear train as required, is not only shown in Fig. 3.This transmission mechanism 13 also comprises two limit switch (not shown), be electrically connected with this motor 131, this limit switch be used for controlling this motor 131 desired location stop put, shake out position as shaken carry.In one embodiment, motor 131 of the present invention can be the ac synchronous motor of bidirectional rotation, also can be direct current machine.
Take rotation ac synchronous motor (hereinafter to be referred as motor 131) as example, it is electrically connected with a control switch (not shown), for controlling startup and the forward and backward of motor 131.In the time stirring control switch, this motor 131 is connected by electricity and when up time or rotate counterclockwise, and is transferred to this gear drive group 132 and drives this to shake into shaking output shaft lever 133 to rotate, drive thus handle 12 load-bearing breaker bodies 10 to shake into or shake out movement.。Wherein in the time that breaker body 10 is put in shaking carry, as stir control switch to motor 131 and clockwise rotate position, now, because shaking limit switch that carry puts in off-state, motor 131 does not rotate; As stir control switch and rotate counterclockwise position to motor 131, motor 131 rotates counterclockwise transmission mechanism 13 breaker body 10 is shaken out, and stops at and shake out position because shaking the effect of limit switch of out position.Described control switch can arrange (not shown) away from any one of this drawer type bogey 1, can be that electric wire connects in one embodiment, can be also wireless connections.
Above-described is can drive electrically handle 12 by transmission mechanism, the present invention also can be by the dismounting action of one handle 17, can switch at manual and this handle 12 of motorized motions, drawer type bogey 1 of the present invention like this also comprises: clutch 16(is shown in Fig. 4 A), be arranged in this transmission mechanism 13 the switching action of moving this handle for carrying out manual/electric.
Particularly, please refer to Fig. 4 A-Fig. 4 D and in conjunction with Fig. 3, this gear drive group 132 has an output gear 1321, being placed on this shakes into shaking on output shaft lever 133, this clutch 16 is arranged at this and shakes into shaking (Fig. 4 C and Fig. 4 D) between output shaft lever 133 and this output gear 1321, for shaking into shaking engaging between output shaft lever 133 and output gear 1321/non-engagement.This shakes into shaking output shaft lever 133 has one first centre bore 1331, shakes into shaking on the circumference of output shaft lever 133 and is provided with first through hole 1332 being communicated with this first centre bore 1331 at this; This output gear 1321 has an interior axle 1322, this interior axle 1322 has one second centre bore 1323, on the circumference of this interior axle 1322, be provided with second through hole 1324 communicating with this second centre bore 1323, when being placed on this, shakes when shaking on output shaft lever 133 this output gear 1321, this first through hole 1332 is corresponding with this second through hole 1324, for this clutch 16 being located to this first through hole 1332 and this second through hole 1324.Referring to Fig. 4 C and Fig. 4 D.
Please refer to again Fig. 4 A, this clutch 16 comprises: distribution 161, clutch post 162 and stage clip 163 etc., this distribution 161 is reciprocally arranged in this first through hole 1332 movably, the first end 1611 of this distribution 161 can protrude from this first centre bore 1331 (sees Fig. 4 C), preferably, the first end 1611 of this distribution 161 has lozenges or is pyramid type (seeing Fig. 4 C).The second end 1612(that this clutch post 162 is positioned at this distribution 161 is shown in Fig. 4 C), for can ejection in this distribution 161, this clutch post 162 is reciprocally arranged in this first through hole 1332 and/or the second through hole 1324 movably, in the time that this clutch post 162 is located in this first through hole 1332 and the second through hole 1324 (position of engagement), this bogey 1 is engagement, stops this to shake into shaking relatively rotating between output shaft lever 133 and this output gear 1321; Be located in this second through hole 1324 and while all moving apart this first through hole 1332 (disengaged orientation) when this clutch post 162 moves, this bogey 1 is non-engagement state, and can make this shake into shaking between output shaft lever 133 and this output gear 1321 can relatively rotate.This stage clip 163 is arranged in this second through hole 1612, for this clutch post 162 of ejection, in the time of this distribution 161 pressurized, the pressure that this stage clip 163 can pass over by this clutch post 162 and compressed and there is a precompression, in the time that the pressurized of this distribution 161 is released, then makes this clutch post 162 and promote 161 returns by the precompression of this stage clip 163.
This clutch 16 also comprises back-up ring 164, is placed on this interior axle 1322 of this output gear 1321, for keeping out the stage clip 163 of the second through hole 1324.
This drawer type bogey 1 of the present invention also comprises: one handle 17(is shown in Figure 1B), shake into this first centre bore 1331 that shakes output shaft lever 133 for being removably plugged in this.In the time that this handle 17 is plugged in this first centre bore 1331, this handle 17 can this distribution 1332 of ejection, and make this clutch post 162 move to this disengaged orientation (seeing Fig. 4 D) and this stage clip 163 has a precompression, at this moment this handle 17 can drive this to shake into shaking output shaft lever 133 to rotate, wherein this shakes into shaking output shaft lever 133 and can be in transmission connection with this handle 12, with drive handle 12 levels shake into, shake out; In the time that this handle 17 is separated this first centre bore 1331, this clutch post 162 is moved to this position of engagement (seeing Fig. 4 C) by the precompression of this stage clip 163, for by these transmission mechanism 132 motorized motions, this shakes into shaking output shaft lever 133 and rotates.
According to said structure setting of the present invention, make the handle 12 for load-bearing breaker body of the present invention can electronic or manually be shaken into, shake for this and take out frame 11, that is to say, this drawer type bogey 1 can be rendered as the shaking into shaking out of breaker body of motoring condition and manual mode by the action of this clutch 16.
In the time that this drawer type bogey 1 is motoring condition, this handle 12 can by transmission mechanism 13 shaken electrically into, shake out.Particularly, operator operates described control switch, starting this motor 131 with Long-distance Control rotates, and drive this gear drive group 132 to turn round, at this moment the output gear 1321 of this gear drive group 132 with this shake into shake out 133 by clutch 16 be engagement (seeing Fig. 4 C) be the two be pin be connected, at this moment this shakes into shaking output shaft lever 133 and rotates under the driving of this gear drive group 132, and drive these handle 12 levels simultaneously shake into or shake out motion, and touch limit switch at desired location, stop the rotation of motor, make this handle 12 be placed in the position of shaking into or shaking out, thereby reach the movement that this handle 12 of electronic control passes in and out.Further, in the time that this handle 12 is put in shaking carry, this motor 131 of remote activation shakes into operation, is triggered and makes its circuit in cut-offfing state owing to now shaking limit switch that carry puts, and this motor 131 does not rotate; And now starter motor 131 shakes out operation, this handle 12 is moved into and is shaken out position by described rotation, and is stopped at and shakes out position because triggering this limit switch that shakes out position.Similarly, when this handle 12 is in the time shaking out position, remote activation motor 131 shakes out operation, is triggered and makes its circuit in cut-offfing state owing to now shaking the limit switch of out position, and this motor 131 does not rotate; And now starter motor 131 shakes into operation, this handle 12 is moved into and is shaken carry and put by described rotation, and shakes limit switch that carry puts and be stopped at and shake carry and put because triggering.
Because described control switch can be arranged at the position away from this drawer type bogey 1, thereby realize operator without approaching the turnover that this drawer type bogey 1 can this handle 12 of electronic control, be convenient to operating personnel's operation, also avoid operating personnel to be subject to the possibility of the injuries such as circuit breaker arc, electromagnetism and waste gas simultaneously.
The present invention is before switching to manual mode, please refer to Fig. 4 C, in the time that this drawer type bogey 1 is above-mentioned electric operating state, one end 1611 of the distribution 161 of this clutch 16 is advances by leaps and bounds in this first centre bore 1331, at this moment, this clutch post 162 is arranged in the first through hole 1332 and the second through hole 1324 simultaneously, be that this is a position of engagement, described clutch post 162 is remained on the position of engagement by stage clip 163 precompressions, to guarantee that described output gear 1321 is to described shaking into the rotation of shaking output shaft lever 133.
In the time that needs switch to the turnover of manual this handle 12, this handle 17 is plugged in to this to be shaken into shaking in the first centre bore 1331 of output shaft lever 133, and this handle 17 can this distribution 161 of pushing tow in the first centre bore 1331, this distribution 161 is contracted by the pressure of supporting this clutch post 162 and overcoming this stage clip 163, and this first through hole 1332 is left in this clutch post 162 tops and all enter in this second through hole 1324 and (see Fig. 4 D), be that this is a disengaged orientation, and the active force of the counter-force that these stage clip 163 pressure provide and the 17 effect distributions 161 of this handle forms an equilibrant force makes this clutch post 162 remain on disengaged orientation.At this moment, hand this handle 17 can directly drive this to shake into shaking output shaft lever 133 and rotate, because shaking into shaking output shaft lever 133, this is in transmission connection with this handle 12, thus can drive this handle 12 flatly to shake into or shake for this and take out frame 11, thus reach the turnover of this handle 12 of manual control.
In addition, in the time that this handle 17 is transferred to, this clutch post 162 will be supported this clutch post 162 under the effect of these stage clip 163 pressure, if but now the first through hole 1332 is not corresponding with the second through hole 1324, this output gear 1321 can rotate under the driving of motor 131, until forward above-mentioned the second through hole 1324 and the first through hole 1332 position accordingly to, at this moment this clutch post 162 can move into this first through hole 1332(and sees Fig. 4 C under the supporting of this stage clip 163) in, to be arranged in this first through hole 1332 and the second through hole 1324 simultaneously, thereby again engaging this shakes into shaking relatively rotating between output shaft lever 133 and this output gear 1321, this drawer type bogey 1 is rendered as again electric operating state, it is that its first end 1611 is advanced by leaps and bounds again in this first centre bore 1331 that original position is got back in now this distribution 161.
In Fig. 4 C-Fig. 4 D, be shown as upper and lower two symmetrical clutches, it is only an embodiment, and the present invention can also adopt one or more clutches, and structure is set for it and operation principle is same as above.
In addition, this shakes into shaking output shaft lever 133 and can be in transmission connection by a pull-out mechanism and handle 12, that is to say, this shakes into the rotation formula that shakes output shaft lever 133 and can make this handle 12 do rectilinear motion by this pull-out mechanism, wherein said pull-out mechanism can adopt prior art, is not described in detail in this.
In sum, because the present invention has set up a kind of transmission mechanism, by motor, limit switch and gear drive group etc., can carry out remote operation away from circuit breaker and carry shaking into or shaking out of this breaker body, thereby facilitate shaking into shaking out operation of operating personnel, avoided operating personnel to be subject to the possibility of the injuries such as electric arc, electromagnetism and waste gas simultaneously; Because the present invention also has additional clutch, also can make the bogey that carries this breaker body carry out the switching of electric/manual again, to reach electronic or manually to shake into or shake out breaker body, guarantee the safety of operating personnel in the time doing manual operation; Again due to can remote operation breaker body shake into, shake out, therefore it is unrestricted to make its bogey that occasion is installed, can effectively utilize taking up space of (or saving) its integral device.
The foregoing is only preferred embodiment of the present invention, all equalizations of doing according to the claims in the present invention change and modify, and all should belong to covering scope of the present invention.
Claims (14)
1. a drawer type bogey, for placing a circuit breaker, this drawer type bogey comprises:
Take out frame;
Handle, takes out frame for carrying this breaker body and being reciprocally arranged at movably this; And
Transmission mechanism, arranges this and takes out in frame, does the movement of reciprocal turnover for this handle of motorized motions.
2. drawer type bogey as claimed in claim 1, wherein this drawer type bogey also comprises: clutch, be arranged in this transmission mechanism, for manual/electric drive the switching action of this handle.
3. drawer type bogey as claimed in claim 1, wherein this drawer type bogey also comprises pull-out mechanism, is connected between this transmission mechanism and this handle, makes the driving of this transmission mechanism drive this handle to do reciprocal turnover by this pull-out mechanism and moves.
4. drawer type bogey as claimed in claim 1, wherein this transmission mechanism comprises:
Motor;
Gear drive group, is connected with this motor-driven;
Shake into shaking output shaft lever, be in transmission connection with this gear drive group, rotate so that this shakes into shaking output shaft lever.
5. drawer type bogey as claimed in claim 4, wherein this transmission mechanism also comprises two limit switches, is electrically connected, for controlling motor stopping at desired location with this motor.
6. drawer type bogey as claimed in claim 5, wherein this transmission mechanism also comprises control switch, is electrically connected, for controlling startup and the forward and backward of this motor with this motor is long-range.
7. drawer type bogey as claimed in claim 2, wherein this gear drive group has an output gear, being placed on this shakes into shaking on output shaft lever, this clutch is arranged at this and shakes into shaking between output shaft lever and this output gear, and for engage/non-engagement, this shakes into shaking relatively rotating between output shaft lever and this output gear.
8. drawer type bogey as claimed in claim 7, wherein this shakes into shaking output shaft lever and has one first centre bore, shakes into shaking on the circumference of output shaft lever and is provided with first through hole being communicated with this centre bore at this; This output gear has an interior axle, this interior axle has one second centre bore, on the circumference of this interior axle, be provided with second through hole communicating with this second centre bore, when being placed on this, shakes when shaking on output shaft lever this output gear, this first through hole is corresponding with this second through hole, for this clutch being located among this first through hole and this second through hole.
9. drawer type bogey as claimed in claim 8, wherein this clutch comprises:
Promote, be reciprocally arranged at movably in this first through hole, the first end of this distribution can be advanced by leaps and bounds in this first centre bore;
Clutch post, be positioned at the second end of this distribution, and be arranged at movably in this first through hole and the second through hole, with ejection in this distribution, among this clutch post is positioned at this first through hole and this second through hole simultaneously time, engage this and shake into shaking relatively rotating between output shaft lever and this output gear, among this clutch post all moves to this second through hole and while leaving this first through hole, this shakes into shaking between output shaft lever and this output gear and can relatively rotate.
10. drawer type bogey as claimed in claim 9, wherein this clutch also comprises: stage clip, is arranged in this second through hole, for this clutch post of ejection.
11. drawer type bogeys as claimed in claim 10, wherein this clutch also comprises: back-up ring, is placed on this interior axle of this output gear, for keeping out this stage clip.
12. drawer type bogeys as claimed in claim 8, wherein the first end of this distribution has lozenges or is pyramid type.
13. drawer type bogeys as claimed in claim 9, wherein also comprise: one handle, for be removably plugged in this shake into shake output shaft lever this first centre bore and can pushing tow in the first end of this distribution, in the time that this handle is plugged in this first centre bore, this this distribution of handle pushing tow, make this clutch post move to a clutch position and this stage clip has a precompression, rotate so that this handle can drive this to shake into shaking output shaft lever; In the time that this handle is separated this first centre bore, this clutch post is moved to a position of engagement by the precompression of this stage clip, and for motorized motions, this shakes into shaking output shaft lever and rotates.
14. drawer type bogeys as claimed in claim 2, wherein this clutch is two or more.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201210571341.5A CN103903916B (en) | 2012-12-25 | 2012-12-25 | Drawer type bogey |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201210571341.5A CN103903916B (en) | 2012-12-25 | 2012-12-25 | Drawer type bogey |
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CN103903916A true CN103903916A (en) | 2014-07-02 |
CN103903916B CN103903916B (en) | 2017-03-01 |
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CN201210571341.5A Active CN103903916B (en) | 2012-12-25 | 2012-12-25 | Drawer type bogey |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110571696A (en) * | 2019-09-23 | 2019-12-13 | 施耐德电气(中国)有限公司 | Drawer for low-voltage switch cabinet |
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CN202111405U (en) * | 2011-06-09 | 2012-01-11 | 芜湖明远电力设备制造有限公司 | Drawer unit of low-voltage switch cabinet |
CN102738723A (en) * | 2012-03-23 | 2012-10-17 | 伊顿电气有限公司 | Electromechanically operated chassis for breaker |
CN203193168U (en) * | 2012-12-25 | 2013-09-11 | 施耐德电器工业公司 | Drawer type carrying device |
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DE19703704A1 (en) * | 1997-01-21 | 1998-07-23 | Siemens Ag | Moving device for low-voltage circuit breakers |
CN2550941Y (en) * | 2002-05-23 | 2003-05-14 | 常熟开关厂 | Slide mechanism of drawing out device |
CN2854876Y (en) * | 2005-12-02 | 2007-01-03 | 广州白云电器设备股份有限公司 | Electric operation module of middle vaccum circuit breaker chassis carriage |
CN202111405U (en) * | 2011-06-09 | 2012-01-11 | 芜湖明远电力设备制造有限公司 | Drawer unit of low-voltage switch cabinet |
CN102738723A (en) * | 2012-03-23 | 2012-10-17 | 伊顿电气有限公司 | Electromechanically operated chassis for breaker |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110571696A (en) * | 2019-09-23 | 2019-12-13 | 施耐德电气(中国)有限公司 | Drawer for low-voltage switch cabinet |
CN110571696B (en) * | 2019-09-23 | 2021-01-29 | 施耐德电气(中国)有限公司 | Drawer for low-voltage switch cabinet |
Also Published As
Publication number | Publication date |
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CN103903916B (en) | 2017-03-01 |
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