CN106785941B - A kind of breaker installation row of electrical cabinet - Google Patents
A kind of breaker installation row of electrical cabinet Download PDFInfo
- Publication number
- CN106785941B CN106785941B CN201710166217.3A CN201710166217A CN106785941B CN 106785941 B CN106785941 B CN 106785941B CN 201710166217 A CN201710166217 A CN 201710166217A CN 106785941 B CN106785941 B CN 106785941B
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- breaker
- mounting blocks
- detection circuit
- motor
- pushing
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- 238000009434 installation Methods 0.000 title claims abstract description 43
- 238000001514 detection method Methods 0.000 claims abstract description 92
- 239000003292 glue Substances 0.000 claims abstract description 7
- 238000006073 displacement reaction Methods 0.000 claims description 37
- 230000007257 malfunction Effects 0.000 claims description 17
- 230000005611 electricity Effects 0.000 claims description 10
- 230000006837 decompression Effects 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 210000002421 cell wall Anatomy 0.000 claims description 3
- 230000008094 contradictory effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 10
- 230000006872 improvement Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000013024 troubleshooting Methods 0.000 description 1
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
- H02B1/015—Boards, panels, desks; Parts thereof or accessories therefor
- H02B1/04—Mounting thereon of switches or of other devices in general, the switch or device having, or being without, casing
- H02B1/056—Mounting on plugboards
- H02B1/0565—Mounting on plugboards by means of an adapter carrying one or more apparatuses
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Breakers (AREA)
- Distribution Board (AREA)
Abstract
The invention discloses a kind of installations of the breaker of electrical cabinet to arrange, including shell, pushing component, detection circuit and multiple mounting blocks for fixing breaker, the pushing component setting is used to be pushed outwardly mounting blocks inside the shell, the detection circuit is used to couple with breaker, whether occur threading off or failure to detect breaker, the shell is equipped with the fixed structure for being fixed on external electrical gas holder cabinet backwards to the side of slide opening, the fixed structure includes mounting plate and adheres to the bottom plate on external electrical gas holder cabinet by glue, it is detachably connected between the mounting plate and bottom plate.The breaker installation row of the electrical cabinet of the present invention, pass through the setting of pushing component, detection circuit and mounting blocks, it can effectively realize after breaker generates dropout or failure, mounting blocks and breaker are released together, so can timely and effectively it be found that, and the setting for passing through fixed structure, so that it may with the effective Quick Release and fast-assembling for realizing installation row.
Description
Technical field
The present invention relates to a kind of electrical cabinet, the breaker installation row of more particularly to a kind of electrical cabinet.
Background technology
Application of the electrical cabinet outdoors in the process of distributing electricity of distribution and large scale equipment is very extensive, can set large size
It needs the multiple components separately powered to realize centrally connected power supply for interior, can effectively simplify whole power supply structure, facilitate people
Operation, in order to realize the effect of multiple component centrally connected power supplies, using the switches such as multiple breakers, contactor are arranged in electrical cabinet
Equipment only needs that the component powered will be needed to correspond and electrical cabinet inner breaker coupling in large scale equipment during use
It connects.
Existing electrical cabinet be by the way that breaker installation row and bus bar are arranged inside it, using bus bar with
The connecting terminal of breaker connects, and the circuit of breaker is drawn out to outside electrical cabinet, and utilizes breaker installation row
Effectively by multiple breakers it is rows of be mounted on electrical cabinet in, however due in electrical cabinet possessed space very have
Limit, so position arrangement of the breaker in electrical cabinet is that comparison is close, so de- there is outside line stoppage circuit breaker
When button, when detecting which line fault or troubleshooting needs to reopen, due between each breaker
Position is closer, and the dense degree between breaker is higher, thus is difficult to find specifically which breaker produces dropout
Action, while when breaker breaks down, can not perceive well is that failure has occurred in which breaker, so very
Be easy to cause when circuit breaker failure, staff can not discovery in time processing, cause outside line overvoltage or mistake
It works in the case of stream, to the problem of peripheral components damage occur, while existing breaker installation row is to use
The mode of direct glue adhesion or screw connection will seem not very convenient when dismounting installation row in this way.
Invention content
In view of the deficiencies of the prior art, the present invention intends to provide which open circuit is one kind can effectively find
Device produces dropout, and can timely and effectively find when breaker breaks down convenient disassembly electrical cabinet it is disconnected
Road device installation row.
To achieve the above object, the present invention provides following technical solutions：A kind of breaker installation row of electrical cabinet, including
Shell, pushing component, detection circuit and multiple mounting blocks for fixing breaker, the shell are in strip, side with it is outer
Portion's electrical cabinet cabinet is fixedly connected, which offers several slide openings, the installation backwards to the side of external electrical gas holder cabinet
Number of blocks is equal with slide opening, and the setting of one-to-one slip, in slide opening, the pushing component setting is used inside the shell
In being pushed outwardly mounting blocks, the detection circuit is used to couple with breaker, with detect breaker whether occur threading off or therefore
Barrier, when detection circuit detects that breaker occurs threading off or when failure, transmits a signal to pushing component, pushing component will correspond to
The mounting blocks of breaker are pushed outwardly, and the shell is equipped with backwards to the side of slide opening for being fixed on external electrical gas holder cabinet
Fixed structure, the fixed structure include mounting plate and adhere to the bottom plate on external electrical gas holder cabinet, the peace by glue
It is detachably connected between loading board and bottom plate, the side of the bottom plate towards mounting plate offers several mounting holes, the installation
The side of plate towards mounting plate offers quantity and position inserted block corresponding with mounting hole, and the inserted block is inserted into mounting hole
Interior, the mounting hole is equipped with positioning component, and when inserted block is inserted into mounting hole, positioning component positions inserted block.
As a further improvement on the present invention, the pushing component includes push plate, pushing block, the displacement being respectively provided with inside the shell
Motor and pushing motor, the push plate are in strip, and extend along the length direction of shell, be oppositely arranged with multiple mounting blocks,
The pushing block slip is connected to side of the push plate towards mounting blocks, and spiral shell is coaxially fixed in the shaft of the displacement motor
Bar offers threaded hole on the pushing block, and the screw rod is inserted into threaded hole, and with threaded hole screw-thread fit, for pushing
Pushing block slides back and forth in push plate, and the push plate is fixedly connected with sliding sleeve backwards to the side of mounting blocks and rotatable is connected with conflict
It takes turns, cam is socketed in the shaft of the pushing motor, the wheel of the cam mutually contradicts while with the wheel taken turns is contradicted, described
Slip is connected with traveller in sliding sleeve, and one end of the traveller is extend into sliding sleeve, and the other end is fixedly connected with cabinet, the cunning
Tension spring is arranged on column, one end of the tension spring is fixedly connected with sliding sleeve, and one end that the other end is fixed on the cabinet with traveller is fixed
Connection, the cam wheel is with the side that bounces back while including ejecting, and when cam, which is rotated, takes turns conflict with conflict to ejection side, push plate is pushed up
Go out, pushing block is driven by push plate and ejects mounting blocks outward, while tension spring is stretched, and is supported when cam is rotated to retraction side with wheel is contradicted
When touching, tension spring resets, and push plate is retracted, and pushing block is driven by push plate and bounces back, and the pushing motor and displacement motor are servo electricity
Machine is coupled with detection circuit, and encoder is socketed in the shaft of the displacement motor, the encoder and detection circuit coupling
It connects, the position of in-line coding value group and mounting blocks corresponds, and sends encoded radio in real time to detection circuit, the detection electricity
It is stored with encoded radio group in road, and the breaker on the encoded radio and mounting blocks in encoded radio group is corresponded, when detection electricity
When road detects some circuit breaker tripping or breaks down, driving displacement motor is rotated to the encoded radio of corresponding breaker, it
After send a signal to pushing motor by cam rotate to ejection side with contradict take turns it is inconsistent.
As a further improvement on the present invention, the detection circuit includes：
Multiple voltage detecting circuits, multiple voltage detecting circuits are coupled to the main circuit of breaker, to detect breaker
Main circuit whether in overvoltage or decompression state, and the state of breaker is exported by signal；
Microcontroller, encoded radio group are stored in microcontroller, are coupled to multiple voltage detecting circuits, are further coupled to encoder,
To receive the real-time coding value of encoder output, for the circuit-breaker status signal of receiving voltage detection circuit output, and according to
Status signal exports corresponding shift signal and driving signal, includes encoded radio in shift signal；
Motor driver, the motor driver include displacement motor driver and pushing motor driver, the displacement electricity
Machine driver is coupled to displacement motor and microcontroller, for receive microcontroller output shift signal driving displacement motor rotate to
On the position of shift signal encoded radio, the pushing motor driver is coupled to pushing motor and microcontroller, for receiving monolithic
The driving signal driving pushing motor of machine output, which is rotated to cam ejection side and conflict wheel, mutually to be contradicted；
Wherein, when voltage detecting circuit detects that the main circuit of breaker is in overvoltage condition, microcontroller is judged as breaking
Road device failure, when voltage detecting circuit detects that the main circuit of breaker is in decompression state, microcontroller is judged as breaker
It threads off.
As a further improvement on the present invention, the positioning component includes bolt, the location hole that is opened on bottom plate and opens
The jack being located on inserted block, the inserted block is cylindrical, and the jack is opened in inserted block on the side of mounting plate one end, and
Through the side of inserted block, the location hole is opened in the side of bottom plate, and through the opposite sides of bottom plate, is also connected with mounting hole
Logical, when inserted block is inserted into mounting hole, location hole is connected with jack, and bolt is inserted into from location hole, from fixed after jack
Position hole is pierced by.
As a further improvement on the present invention, one end of the bolt is towards installation plate benging semicircular in shape, when bolt is inserted
When entering into location hole, semicircular end and shell are inconsistent.
As a further improvement on the present invention, the pushing component includes several driving electricity being respectively provided with inside the shell
The quantity of machine, the driving motor is equal with installation number of blocks, and is corresponded with mounting blocks, and is coupled with detection circuit,
Screw rod, side phase of the screw rod backwards to one end of driving motor and mounting blocks are coaxially fixed in the shaft of the driving motor
To setting, the mounting blocks offer threaded hole relative to the side of screw rod, and the screw rod is extend into threaded hole, and and screw thread
Hole screw-thread fit, when detection circuit detects some circuit breaker tripping or breaks down, the peace of the breaker is fixed in driving
The driving motor rotation corresponding to block is filled, mounting blocks are pushed outwardly.
As a further improvement on the present invention, the detection circuit includes：
Multiple current detection circuits, multiple current detection circuit are coupled to the main circuit of breaker, to detect open circuit
Whether the main circuit of device is in overcurrent or currentless state, and the state of breaker is exported by signal；
Chip is controlled, which is coupled to multiple current detection circuits, is further coupled to multiple driving motors, inside
Driving motor and current detection circuit are numbered, and the number of the two is corresponded, for receiving current detection circuit output
Status signal, and include number according to status signal output drive signal, in drive signal；
Driver is coupled to control chip and driving motor, the drive signal for receiving control chip output, and according to
Corresponding driving motor rotation is numbered in number driving in drive signal, and mounting blocks are pushed outwardly；
Wherein, when current detection circuit detects that the main circuit of breaker is in over-current state, control chip is judged as
Circuit breaker failure, when current detection circuit detects that the main circuit of breaker is in no current state, control chip is judged as
Circuit breaker tripping.
As a further improvement on the present invention, the opposite sides of the mounting blocks offers the button for breaker snapping
The cell wall of slot, the catching groove is equipped with pressure sensor, the pressure sensor and control chip coupling, when breaker snaps into
When on mounting blocks, breaker is inconsistent with pressure sensor, and pressure sensor is output signals in control chip, wherein works as control
When coremaking piece judges that breaker is not in dropout or malfunction, the signal exported according to pressure sensor transmits a signal to drive
In dynamic device, driving driving motor rotation so that stop after mounting blocks retraction, when control chip judge breaker be not in thread off or
When being malfunction, the signal exported according to pressure sensor transmits a signal in driver, and driving driving motor rotation will be pacified
Fill block ejection.
Whether beneficial effects of the present invention can effectively detect breaker in de- by the setting of detection circuit
Button or malfunction, and by the setting of pushing component and mounting blocks, it detects that breaker is in detection circuit and threads off
Or when malfunction, the mounting blocks of corresponding stoppage circuit breaker can be pushed outwardly using pushing component, thus it is corresponding
Breaker will be together pushed out with mounting blocks, will there are one disconnected so in electrical cabinet among the breaker of a row
Road device significantly protrudes, and there is no need to by raking about, can quickly and effectively find to thread off or generate by such people
The breaker of failure, compared with the prior art in electric cabinet structure, have can quickly and effectively find thread off or
It is the effect for the breaker for generating failure, greatly facilitates maintenance of the people for electrical cabinet, and the bottom for passing through fixed structure
The setting of plate and mounting plate may be implemented when the row of fixed installation, to be first fixed to bottom plate in the cabinet of electrical cabinet, then
Installation row is fixed on bottom plate by mounting plate, so can effectively complete the fast assembling-disassembling to breaker installation row
.
Description of the drawings
Fig. 1 is the outside drawing of the breaker installation row of the present invention；
Fig. 2 is the overall structure figure of pushing component embodiment 1 in Fig. 1；
Fig. 3 is the explosive view of embodiment 1 in Fig. 2；
Fig. 4 is the overall structure figure of pushing component embodiment 2 in Fig. 1；
Fig. 5 is the explosive view of Fig. 4；
Fig. 6 is the block diagram of the detection circuit of pushing component in corresponding diagram 2；
Fig. 7 is the block diagram of the detection circuit of pushing component in corresponding diagram 4.
Specific implementation mode
The present invention is described in further detail below in conjunction with the embodiment given by attached drawing.
Shown in 7, a kind of breaker installation row of electrical cabinet of the present embodiment, including shell 31, pushing component
32, detection circuit 34 and multiple mounting blocks 33 for fixing breaker, the shell 31 are in strip, side and external electrical
Cabinet cabinet is fixedly connected, which offers several slide openings 311, the mounting blocks backwards to the side of external electrical gas holder cabinet
33 quantity are equal with slide opening 311, and the setting of one-to-one slip, in slide opening 311, the setting of the pushing component 32 exists
For being pushed outwardly mounting blocks 33 in shell 31, the detection circuit 34 is used to couple with breaker, whether to detect breaker
Appearance is threaded off or failure, when detection circuit 34 detects that breaker occurs threading off or when failure, transmits a signal to promotion group
The mounting blocks 33 of corresponding breaker are pushed outwardly by part 32, pushing component 32, and the shell 31 is equipped with backwards to the side of slide opening 311
For fixed to the fixed structure 1 on external electrical gas holder cabinet, the fixed structure 1 to be including mounting plate 11 and passes through glue adhesion
Bottom plate 2 onto external electrical gas holder cabinet, is detachably connected between the mounting plate 11 and bottom plate 2, and the bottom plate 2 is towards installation
The side of plate 11 offers several mounting holes 21, and the side of the mounting plate 11 towards mounting plate 11 offers quantity and position
Inserted block 111 corresponding with mounting hole 21, the inserted block 111 are inserted into mounting hole 21, and the mounting hole 21 is equipped with fixed
Hyte part 211, when inserted block 111 is inserted into mounting hole 21, positioning component 211 positions inserted block 111, electrical in production
During cabinet, need first to adhere to bottom plate 2 on the cabinet of electrical cabinet by glue, then again by mounting plate 11 and shell 31
It is connected to a fixed, installation row is installed on the cabinet of electrical cabinet by the connection between mounting plate 11 and bottom plate 2 again later,
Due to during mounting plate 11 is installed to bottom plate 2, being by the way that inserted block 111 to be inserted into mounting hole 21, then by fixed
The inserted block 111 being inserted into mounting hole 21 is carried out positioning by hyte part 211 can effectively complete to connect, and in dismounting
When, it is only necessary to positioning component 211 is released and is fixed, then pulls out inserted block 111 out of mounting hole 21, compared to existing
Have in technology by the way of the direct adhesion of glue and screw connection, the dismounting of breaker installation row and connection enhanced convenience are fast
Victory, and during using the assembled electric cabinet of the present invention, breaker is installed on mounting blocks 33 first, it then will be breaking
The connecting terminal of device is connect with bus bar, by bus bar and external power supply and power supply unit is needed to connect later, is completed supply lines
The connection on road, normal work is that external equipment is powered later, and in the process of work, detection circuit 34 will detect disconnected in real time
The working condition of the breaker corresponding to upper each mounting blocks 33 is arranged in road device installation, when detection circuit 34 detects some breaker
Appearance threads off or when failure, and detection circuit 34 will send out drive signal, this drive signal is input in pushing component 32,
So pushing component 32 searches out corresponding breaker according to the location information for the breaker stored in drive signal, then will
The mounting blocks 33 that the breaker is installed are pushed outwardly, and so in the cabinet of electrical cabinet, are occurred in the breaker of row installation
It threads off or the breaker of failure will outwardly protrude, which breaker the discovery that such people can be simple and clear is on earth
Appearance is threaded off or failure, so compared with the prior art in switchgear in breaker installation row structure, utilize inspection
The mutual cooperation of slowdown monitoring circuit 34, pushing component 32 and mounting blocks 33 acts on, and effectively realizes dropout or malfunction open circuit
The protrusion of device is shown so that people can more preferably faster significantly more efficient which breaker of discovery occur threading off or malfunction
.
As a kind of improved specific implementation mode, the pushing component 32 includes the push plate being arranged in shell 31
321, pushing block 322, displacement motor 323 and pushing motor 324, the push plate 321 are in strip, and along the length direction of shell 31
Extend, is oppositely arranged with multiple mounting blocks 33,322 slip of the pushing block is connected to push plate 321 towards the one of mounting blocks 33
Side is coaxially fixed with screw rod 3231 in the shaft of the displacement motor 323, threaded hole, the spiral shell is offered on the pushing block 322
Bar 3231 is inserted into threaded hole, and with threaded hole screw-thread fit, it is described for pushing pushing block 322 to be slid back and forth in push plate 321
Push plate 321 is fixedly connected with sliding sleeve 3212 backwards to the side of mounting blocks 33 and rotatable be connected with contradicts wheel 3211, described to push away
Cam 3241 is socketed in the shaft of dynamic motor 324, the wheel of the cam 3241 mutually contradicts while with the wheel for taking turns 3211 is contradicted,
Slip is connected with traveller 32121 in the sliding sleeve 3212, and one end of the traveller 32121 is extend into sliding sleeve 3212, separately
One end is fixedly connected with cabinet 1, and tension spring 32122 is arranged on the traveller 32121, one end of the tension spring 32122 and sliding sleeve
3212 are fixedly connected, and the other end is fixedly connected with one end that traveller 32121 is fixed on cabinet 1, and the cam 3241 takes turns side packet
Ejection is included while with bouncing back, when the rotation of cam 3241 extremely ejection side and conflict 3211 conflict of wheel, push plate 321 is ejected, pushing block
322 are driven by push plate 321 by the ejection outward of mounting blocks 33, while tension spring 32122 is stretched, when the rotation of cam 3241 to retraction side
When with contradicting 3211 conflict of wheel, tension spring 32122 resets, and push plate 321 is retracted, and pushing block 322 is driven by push plate 321 and bounces back, described
Pushing motor 324 and displacement motor 323 are servo motor, are coupled with detection circuit 34, and the displacement motor 323 turns
Encoder 3232 is socketed on axis, which couples with detection circuit 34, in-line coding value group and mounting blocks 33
Position corresponds, and sends encoded radio in real time to detection circuit 34, encoded radio group is stored in the detection circuit 34, and will
Encoded radio in encoded radio group is corresponded with the breaker on mounting blocks 33, when detection circuit 34 detects that some breaker is de-
When button or failure, it is electric to send a signal to promotion to the encoded radio of corresponding breaker later for the rotation of driving displacement motor 323
Machine 324 is inconsistent by the rotation of cam 3241 to ejection side and conflict wheel 3211, need to be by encoder when producing electrical cabinet
In 3232 encoded radio storage to detection circuit 34, wherein the displacement motor 323 of the present embodiment and pushing motor 324 use servo
Motor, the screw pitch at displacement motor 323 is set it is larger so that displacement motor 323 rotate an angle after, pushing block
Divide for 8 stations provided with 8 mounting blocks, 33,8 mounting blocks 33 in 322 movement one station, such as Fig. 2, respectively 1,2,
3,4,5,6,7,8, thus encoder 3232 can be used to tri-bit encoding device, encoded radio be respectively 000,001,010,011,
100,101,110,111, each encoded radio corresponds to a mounting blocks 33, while once rotation is divided into 8 etc. by displacement motor 323
Part, 45 degree of angles are rotated every time, i.e., when rotation is to 45 degree of angles, the encoded radio of encoder 3232 at this time is 000, when rotation is to 90 degree
When angle, the encoded radio of encoder 3232 is 001, and so on, while cam 3241 is divided into two kinds of wheel sides, one is ejection
Wheel while and retraction wheel while, set pushing motor 324 rotation to when 180 degree for ejection wheel side with contradict wheel 3211 conflicts, 360 degree with
Retraction wheel side is contradicted with wheel 3211 is contradicted at 0 degree, thus when detection circuit 34 detects that No. 3 stations occur threading off or failure
When, detection circuit 34 will transmit a signal to displacement motor 323, and control displacement motor 323 rotates 135 degree, then screw rod will
It is driven rotation, driving pushing block 322 is moved to No. 3 stations, while 3232 Real-time Feedback encoded radio of encoder, works as encoded radio
When 010, indicate that pushing block 322 has arrived at No. 3 stations at this time, the rotation angle that the displacement motor 323 wherein in the present embodiment is arranged
One error range of degree setting continues to rotate when encoded radio does not reach the value of corresponding angle, the coding until reaching corresponding angle
The problem of being worth position, corresponding station position can not be accurately reached to avoid pushing block caused by electrical Interference 322, in detection circuit 34
When receiving encoded radio 010, a signal will be sent out to pushing motor 324, pushing motor 324 will operate rotation to 180
Degree so that ejection wheel side and conflict wheel 3211 are inconsistent, push plate 321 are pushed outwardly, to realize pushing block 322 by mounting blocks 33
It is pushed outwardly, the protrusion for completing breaker is shown, thus can effectively complete when breaker breaks down, to find
The position of corresponding breaker, and the effect that this breaker is pushed outwardly, while after user handles completion, detection electricity
Road 34 can not just detect circuit breaker tripping or malfunction, thus pushing motor 324 is with the rotation of moving cam 3241 to retraction
It takes turns side and is contradicted with wheel 3211 is contradicted, push plate 321 will bounce back under the action of tension spring 32122, and mounting blocks 33 then need human hand
Dynamic pushes back, and displacement motor 323 and pushing block 322 are ignorant of, and so just completes after processing is completed the effect in case release next time,
It is also set in detection circuit 34 wherein in the present embodiment, detects multiple circuit breaker trippings or malfunction at the same time
When, detection circuit 34 first carries out internal chronological order, then carries out above-mentioned circulate operation successively in sequence, finally will be multiple
Breaker ejects successively, thus can effectively avoid omitting ejection in the appearance of multiple breakers while dropout or failure
The problem of, the wheel side of the wherein conflict wheel 3211 of the present embodiment is arranged for indent, and the wheel side of cam 3241 is arranged for evagination, and
And it is mutually nested with the wheel side of conflict wheel 3211, the wheel that cam 3241 so can be achieved is better in the wheel with conflict wheel 3211
Competing effect.
As a kind of improved specific implementation mode, the detection circuit 34 includes：
Multiple voltage detecting circuits 341, multiple voltage detecting circuits 341 are coupled to the main circuit of breaker, to detect
Whether the main circuit of breaker is exported the state of breaker by signal in overvoltage or decompression state；
Microcontroller 342, encoded radio group are stored in microcontroller 342, are coupled to multiple voltage detecting circuits 341, are also coupled to
In encoder, to receive the real-time coding value of encoder output, the circuit-breaker status for the output of receiving voltage detection circuit 341
Signal, and corresponding shift signal and driving signal are exported according to status signal, include encoded radio in shift signal；
Motor driver 343, the motor driver 343 include displacement motor driver 3431 and pushing motor driver
3432, the displacement motor driver 3431 is coupled to displacement motor 323 and microcontroller 342, is exported for receiving microcontroller 342
Shift signal driving displacement motor 323 rotation on the position of shift signal encoded radio, the pushing motor driver 3432
It is coupled to pushing motor 324 and microcontroller 342, the driving signal driving pushing motor 324 for receiving the output of microcontroller 342 revolves
It goes to the ejection side of cam 3241 and contradicts the mutually conflict of wheel 3211；
Wherein, when voltage detecting circuit 341 detects that the main circuit of breaker is in overvoltage condition, microcontroller 342 is sentenced
Break as circuit breaker failure, when voltage detecting circuit 341 detects that the main circuit of breaker is in decompression state, microcontroller 342
It is judged as circuit breaker tripping, it is when circuit breaks down thread off so that breaker, which is linked into the effect played in circuit,
The effect of external circuit equipment is protected afterwards, and the main circuit of breaker disconnects after breaker generates dropout, so main circuit
It is in decompression state, and when breaker breaks down, i.e., when overvoltage occurs in indication circuit, breaker can not thread off, institute
To use the voltage condition of the main circuit of the detection breaker of voltage detecting circuit 341 in the present embodiment, can effectively realize
Whether dropout is in breaker or malfunction is detected, and by the setting of motor driver 343, it can be effective
Order-driven displacement motor 323 and pushing motor 324 rotation exported according to microcontroller 342 is to the angle needed, wherein originally
Microcontroller 342 can be the common microcontrollers such as 51 microcontrollers in embodiment, as displacement motor driver 3431 and push electricity
Machine driving 3432 can be existing motor servo driver, thus its particular content is repeated no more, wherein voltage detecting
341 preferred electric resistance partial pressure type of circuit, can effectively reduce the volume and cost of detection circuit 34, wherein above-mentioned microcontroller 342,
Motor driver 343 and voltage detecting circuit 341 can integrate, to further decrease the volume of detection circuit 341, as
Microcontroller 342, voltage detecting circuit 341 and 343 power supply of motor driver are obtained out of electrical cabinet.
As a kind of improved specific implementation mode, the positioning component 211 includes bolt 2111, opens up on a base plate 2
Location hole 2112 and the jack 2113 that is opened on inserted block 111, the inserted block 111 is cylindrical, and the jack 2113 opens up
On side of the inserted block 111 backwards to 11 one end of mounting plate, and through the side of inserted block 111, the location hole 2112 is opened in bottom
The side of plate 2, and through the opposite sides of bottom plate 2, be also connected with mounting hole 21, when inserted block 111 is inserted into mounting hole 21
When, location hole 2112 is connected with jack 2113, and bolt 2111 is inserted into from location hole 2112, from location hole after jack 2113
2112 are pierced by, and when inserted block 111 is inserted into mounting hole 21, the jack 2113 on inserted block 111 will be with the positioning on bottom plate 2
Hole 2112 corresponds and is interconnected, and is then inserted into bolt 2111 out of location hole 2112, bolt 2111 will be stuck in fixed
It, will be by jack 2113 in this way when inserted block 111 wants the abjection out of mounting hole 21 between position hole 2112 and jack 2113
Hole wall and bolt 2111 between conflict offset, while the mobile trend of bolt 2111 will be by bolt 2111 and location hole
Conflict between 2112 offsets, and so just can be good at realizing the positioning to inserted block 2113, while in dismounting inserted block 111
When, it is only necessary to bolt 2111 is extracted out of location hole 2112, inserted block 111 can be transferred to come out of mounting hole 21
, very simple and convenient.
As a kind of improved specific implementation mode, it is in semicircle that one end of the bolt 2111 is bent towards mounting plate 11
Shape, when bolt 2111 is inserted into location hole 2112, semicircular end and shell 31 are inconsistent, are inserted into bolt 2111
When location hole 2112, the end of semicircular one end will be inconsistent with shell 31, constitutes a semicircular space,
So during installation and removal, so that it may to insert a finger into semicircular end, semicircle is caught on using finger
One end bolt 2111 can be pulled out out of location hole 2112, it is very simple and convenient, and in the cabinet of electrical cabinet
In the case of interior space is limited, the fast assembling-disassembling of bolt 2111 can be quickly and effectively realized using semicircular end.
As improved another embodiment, the pushing component 32 includes several drives being arranged in shell 31
Dynamic motor 32a, the quantity of the driving motor 32a is equal with 33 quantity of mounting blocks, and with the one-to-one correspondence of mounting blocks 33, and with
Detection circuit 34 couples, and is coaxially fixed with screw rod in the shaft of the driving motor 32a, the screw rod is backwards to driving motor 32a
One end and the side of mounting blocks 33 be oppositely arranged, the mounting blocks 33 offer threaded hole relative to the side of screw rod, described
Screw rod is extend into threaded hole, and with threaded hole screw-thread fit, when detection circuit 34 detects some circuit breaker tripping or goes out
When existing failure, the rotation of the driving motor (32a) corresponding to the mounting blocks (33) of the breaker is fixed in driving, by mounting blocks 33 to
Extrapolated, the mode that the one-to-one correspondence setting motor of mounting blocks 33 is used above realizes the effect that the positioning of mounting blocks 33 is released, example
As shown in Figure 3, same 8 mounting blocks 33 of setting while number 1,2,3,4,5,6,7,8, below each mounting blocks 33
One driving motor 32a is installed, these driving motors 32a is connected with detection circuit 34, while inside detection circuit 34
Driving motor 32a is equally numbered, it is 1,2,3,4,5,6,7,8 work numbers for indicating corresponding mounting blocks 33 that can number
Position, when detection circuit 34 detects that threading off occurs in the breaker of No. 3 positions and No. 6 positions or when failure, detection circuit 34 is sent out
It send in drive signal to driving motor 32a so that driving motor 32a rotations wherein setting in the present embodiment, work as driving motor
It pushes mounting blocks 33 to eject outward when 32a is rotated forward, drives mounting blocks 33 to retract when reversion, thus be as shown in the figure driving
The case where after motor 32a rotating forwards, also, there is timer in detection circuit 34, driving motor 32a rotational times are limited
Fixed, such as 1 second rotational time of setting, after driving motor 32a rotates 1 second, mounting blocks 33 ejection or are retracted outward, can be with
A series of problems caused by excessively rotating is avoided, it is so aobvious by the way that protrusion can be efficiently accomplished whether the rotation of driving motor 32a
Show the effect of breaker, wherein being rotated forward 1 second so that after breaker protrusion display in motor, the mode pressed with hand may be used
The pressing of mounting blocks 33 of breaker is gone back, compared to a kind of upper embodiment, uses more motors, thus increases phase
The cost answered, and but also external connection circuitry becomes complicated, however the side due to being driven respectively using more motors
Formula, thus the control mode of detection circuit 34 is more simple easy to implement, reduces the complexity of 34 internal processes of detection circuit
Degree.
As a kind of improved specific implementation mode of embodiment above, the detection circuit 34 includes：
Multiple current detection circuit 34b, multiple current detection circuit 34b are coupled to the main circuit of breaker, to examine
Whether the main circuit for surveying breaker is in overcurrent or currentless state, and the state of breaker is exported by signal；
Chip 34c is controlled, control chip 34c is coupled to multiple current detection circuit 34b, is further coupled to multiple driving electricity
Machine 32a, inside corresponded to driving motor 32a and current detection circuit 34b numbers, and by the number of the two, for connecing
It receives the status signal of current detection circuit 34b output, and according to status signal output drive signal, includes to compile in drive signal
Number；
Driver 34d is coupled to control chip 34c and driving motor 32a, the drive for receiving the 34c outputs of control chip
Dynamic signal, and corresponding driving motor 32a is numbered according to the number driving in drive signal and is rotated, mounting blocks 33 are pushed out
Go out；
Wherein, when current detection circuit 34b detects that the main circuit of breaker is in over-current state, chip 34c is controlled
It is judged as circuit breaker failure, when current detection circuit 34b detects that the main circuit of breaker is in no current state, controls core
Piece 34c is judged as circuit breaker tripping, and current detecting principle here is similar with above-mentioned voltage detecting principle, is to pass through detection
The presence or absence of breaker main circuit electric current judges dropout and the malfunction of breaker, and passes through the setting of driver 34d, so that it may
Effectively to drive the specified motor in 8 driving motor 32a to rotate forward 1 second breaker is shown to protrude, and control herein
Chip 34c is the chip of the models such as embedded system chip, such as STM32, can also be microcontroller, wherein electric current inspection here
Slowdown monitoring circuit 34b selects existing resistance combined current detection, can effectively reduce the volume and cost of detection circuit 34.
As a kind of improved specific implementation mode of embodiment above, the opposite sides of the mounting blocks 33 opens up
There are the catching groove 331 for breaker snapping, the cell wall of the catching groove 331 to be equipped with pressure sensor, the pressure sensor and control
The 34c couplings of coremaking piece, when breaker snaps on mounting blocks 33, breaker is inconsistent with pressure sensor, pressure sensor
It outputs signals in control chip 34c, wherein when control chip 34c judges that breaker is not in dropout or malfunction,
The signal exported according to pressure sensor transmits a signal in driver 34d, driving driving motor 32a rotations so that mounting blocks
Stop after 33 retractions, it is defeated according to pressure sensor when control chip 34c judges that breaker is not in dropout or malfunction
The signal gone out transmits a signal in driver 34d, and the 32a rotations of driving driving motor eject mounting blocks 33, when control chip
When 34c judges that breaker is in dropout or malfunction, the signal exported according to pressure sensor transmits a signal to driver
In 34d, the 32a rotations of driving driving motor eject mounting blocks 33, when using the electrical cabinet of present embodiment, setting
When pressure sensor is under pressure, control chip 34c is transmitted a signal in driver 34d, and control driving motor 32a is anti-
Turn, when pressure sensor is not under pressure, since the transmission signal of pressure sensor has certain error, thus this
Using pressure threshold certain in setting control chip 34c in embodiment, pressed when pressure sensor is transmitted back to the pressure value come
When in force threshold, it is determined as the state not being under pressure, when being determined as the state not being under pressure, controls chip 34c
Transmit a signal in driver 34d, driver 34d will control driving motor 32a and rotate forward, be fitted without breaker when,
, by a resistance short circuit, chip mono- normal signal of breaker of 34c will be controlled to be supplied between current detection circuit 34b,
So that control chip 34c drives driver 34d controls driving motor 32a to rotate forward, when breaker is installed on mounting blocks 33
When, pressure sensor will experience pressure signal, while the pressure value in the pressure signal is more than the interior of control chip 34c
If threshold value, while breaker is normal condition, thus controlling chip 34c will drive driving motor 32a to invert so that mounting blocks
33 retractions, thus can effectively complete to be mounted with breaker, while also achieve a protrusion installation of breaker
Mode, extend the installation space of breaker, compared to the structure of existing breaker installation row, install more square
Just quick.
In conclusion the present invention electrical cabinet breaker installation row, by by breaker installation row be arranged to shell 31,
Pushing component 32 and detection circuit 34 and mounting blocks 33 can be realized and occur at breaker in trip status or failure
When state, mounting blocks 33 are ejected outward using pushing component 32, so it is effective realize protrusion display in trip status or
The effect of the breaker of malfunction, compared with the prior art in electrical cabinet structure, can realize effective hair immediately
It is now in trip status and the breaker of malfunction, and by the way that fixed structure 1 to be arranged to the knot of bottom plate 2 and mounting plate 11
Structure, when installing breaker installation row, it is only necessary to first bottom plate 2 be adhered on the cabinet of electrical cabinet, then utilize positioning
The effective fast assembling-disassembling for realizing installation row of cooperation of component 211, inserted block 111 and mounting hole 21.
The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
Those of ordinary skill for, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (8)
1. a kind of breaker installation row of electrical cabinet, it is characterised in that：Including shell (31), pushing component (32), detection circuit
(34) and multiple mounting blocks (33) for fixing breaker, the shell (31) are in strip, side and external electrical gas holder cabinet
Body is fixedly connected, which offers several slide openings (311), the mounting blocks backwards to the side of external electrical gas holder cabinet
(33) quantity is equal with slide opening (311), and the setting of one-to-one slip is interior in slide opening (311), the pushing component
(32) for being pushed outwardly mounting blocks (33) in shell (31), the detection circuit (34) is used to couple with breaker for setting,
Whether occur threading off or failure to detect breaker, when detection circuit (34) detects that breaker occurs threading off or failure
When, pushing component (32) is transmitted a signal to, the mounting blocks (33) of corresponding breaker are pushed outwardly by pushing component (32), described outer
Shell (31) is equipped with the fixed structure (1) for being fixed on external electrical gas holder cabinet, the fixation backwards to the side of slide opening (311)
Structure (1) includes mounting plate (11) and adheres to the bottom plate (2) on external electrical gas holder cabinet, the mounting plate (11) by glue
It is detachably connected between bottom plate (2), the side of bottom plate (2) towards the mounting plate (11) offers several mounting holes
(21), it is corresponding with mounting hole (21) to offer quantity and position for the side of mounting plate (11) towards the mounting plate (11)
Inserted block (111), the inserted block (111) are inserted into mounting hole (21), and the mounting hole (21) is equipped with positioning component (211),
When inserted block (111) be inserted into mounting hole (21) it is interior when, positioning component (211) positions inserted block (111).
2. the breaker installation row of electrical cabinet according to claim 1, it is characterised in that：The pushing component (32) includes
Push plate (321), pushing block (322), displacement motor (323) and the pushing motor (324) being arranged in shell (31), the push plate
(321) it is in strip, and extends along the length direction of shell (31), is oppositely arranged with multiple mounting blocks (33), the pushing block
(322) slip is connected to side of the push plate (321) towards mounting blocks (33), in the shaft of the displacement motor (323) same
Axis is fixed with screw rod (3231), and threaded hole is offered on the pushing block (322), and the screw rod (3231) is inserted into threaded hole,
And with threaded hole screw-thread fit, for pushing pushing block (322) to be slid back and forth in push plate (321), the push plate (321) backwards to install
The side of block (33) is fixedly connected with sliding sleeve (3212) and rotatable be connected with contradicts wheel (3211), the pushing motor
(324) cam (3241) is socketed in shaft, the wheel of the cam (3241) mutually supports while with the wheel for taking turns (3211) is contradicted
It touches, is connected with traveller (32121) in the sliding sleeve (3212) interior slip, one end of the traveller (32121) extend into sliding sleeve
(3212) in, the other end is fixedly connected with cabinet (1), and tension spring (32122), the tension spring are arranged on the traveller (32121)
(32122) one end is fixedly connected with sliding sleeve (3212), and the other end is fixed on one end on cabinet (1) with traveller (32121) and consolidates
Fixed to connect, the cam (3241) is taken turns when including ejecting and the side that bounces back, and side and conflict wheel are extremely ejected when cam (3241) rotates
(3211) when contradicting, push plate (321) is ejected, and pushing block (322) is driven by push plate (321) and ejects mounting blocks (33) outward, together
When tension spring (32122) be stretched, when cam (3241) rotation to retraction side with contradict wheel (3211) contradict when, tension spring (32122)
It resets, push plate (321) is retracted, pushing block (322) is driven by push plate (321) and bounces back, the pushing motor (324) and displacement motor
(323) it is servo motor, is coupled with detection circuit (34), coding is socketed in the shaft of the displacement motor (323)
Device (3232), the encoder (3232) are coupled with detection circuit (34), the position one of in-line coding value group and mounting blocks (33)
One corresponds to, and sends encoded radio in real time to detection circuit (34), and the detection circuit (34) is interior to be stored with encoded radio group, and will compile
Encoded radio in code value group is corresponded with the breaker on mounting blocks (33), when detection circuit (34) detects some breaker
When threading off or breaking down, driving displacement motor (323) is rotated to the encoded radio of corresponding breaker, sends a signal to push away later
Dynamic motor (324) is inconsistent by cam (3241) rotation to ejection side and conflict wheel (3211).
3. the breaker installation row of electrical cabinet according to claim 2, it is characterised in that：Detection circuit (34) packet
It includes：
Multiple voltage detecting circuits (341), multiple voltage detecting circuits (341) are coupled to the main circuit of breaker, to detect
Whether the main circuit of breaker is exported the state of breaker by signal in overvoltage or decompression state；
Microcontroller (342), encoded radio group are stored in microcontroller (342), are coupled to multiple voltage detecting circuits (341), go back coupling
It is connected to encoder, to receive the real-time coding value of encoder output, the breaker for receiving voltage detection circuit (341) output
Status signal, and corresponding shift signal and driving signal are exported according to status signal, include encoded radio in shift signal；
Motor driver (343), the motor driver (343) include displacement motor driver (3431) and pushing motor driver
(3432), the displacement motor driver (3431) is coupled to displacement motor (323) and microcontroller (342), for receiving monolithic
The shift signal driving displacement motor (323) of machine (342) output is rotated to the position of shift signal encoded radio, the promotion electricity
Machine driver (3432) is coupled to pushing motor (324) and microcontroller (342), the promotion for receiving microcontroller (342) output
Signal drives pushing motor (324) to rotate to cam (3241) ejection side and is mutually contradicted with conflict wheel (3211)；
Wherein, when voltage detecting circuit (341) detects that the main circuit of breaker is in overvoltage condition, microcontroller (342) is sentenced
Break as circuit breaker failure, when voltage detecting circuit (341) detects that the main circuit of breaker is in decompression state, microcontroller
(342) it is judged as circuit breaker tripping.
4. the breaker installation row of electrical cabinet according to claim 2 or 3, it is characterised in that：The positioning component (211)
Including bolt (2111), the location hole (2112) being opened on bottom plate (2) and the jack (2113) being opened on inserted block (111),
The inserted block (111) is cylindrical, and the jack (2113) is opened in side of the inserted block (111) backwards to mounting plate (11) one end
On, and through the side of inserted block (111), the location hole (2112) is opened in the side of bottom plate (2), and through bottom plate (2)
Opposite sides is also connected with mounting hole (21), when inserted block (111) be inserted into mounting hole (21) it is interior when, location hole (2112) with
Jack (2113) is connected, and bolt (2111) is inserted into from location hole (2112), from location hole (2112) after jack (2113)
It is pierced by.
5. the breaker installation row of electrical cabinet according to claim 4, it is characterised in that：One end of the bolt (2111)
Towards mounting plate (11) be bent semicircular in shape, when bolt (2111) be inserted into location hole (2112) it is interior when, semicircular end with
Shell (31) is inconsistent.
6. the breaker installation row of electrical cabinet according to claim 1, it is characterised in that：The pushing component (32) includes
Several driving motors (32a) being arranged in shell (31), quantity and mounting blocks (33) number of the driving motor (32a)
Measure it is equal, and with mounting blocks (33) correspond, and with detection circuit (34) couple, the shaft of the driving motor (32a)
On be coaxially fixed with screw rod, the screw rod is oppositely arranged backwards to one end of driving motor (32a) and the side of mounting blocks (33), institute
State mounting blocks (33) and offer threaded hole relative to the side of screw rod, the screw rod is extend into threaded hole, and with threaded hole spiral shell
Line coordinates, and when detection circuit (34) detects some circuit breaker tripping or breaks down, the peace of the breaker is fixed in driving
Driving motor (32a) rotation corresponding to block (33) is filled, mounting blocks (33) are pushed outwardly.
7. the breaker installation row of electrical cabinet according to claim 6, it is characterised in that：Detection circuit (34) packet
It includes：
Multiple current detection circuits (34b), multiple current detection circuit (34b) is coupled to the main circuit of breaker, to examine
Whether the main circuit for surveying breaker is in overcurrent or currentless state, and the state of breaker is exported by signal；
Chip (34c) is controlled, which is coupled to multiple current detection circuits (34b), is further coupled to multiple drivings
Motor (32a), inside driving motor (32a) and current detection circuit (34b) are numbered, and it is the number of the two one is a pair of
It answers, the status signal for receiving current detection circuit (34b) output, and according to status signal output drive signal, driving letter
It include number in number；
Driver (34d) is coupled to control chip (34c) and driving motor (32a), is exported for receiving control chip (34c)
Drive signal, and corresponding driving motor (32a) is numbered according to the number driving in drive signal and is rotated, by mounting blocks (33)
It is pushed outwardly；
Wherein, when current detection circuit (34b) detects that the main circuit of breaker is in over-current state, chip (34c) is controlled
It is judged as circuit breaker failure, when current detection circuit (34b) detects that the main circuit of breaker is in no current state, control
Chip (34c) is judged as circuit breaker tripping.
8. the breaker installation row of electrical cabinet according to claim 7, it is characterised in that：The mounting blocks (33) it is opposite
Both sides offer the catching groove (331) for breaker snapping, and the cell wall of the catching groove (331) is equipped with pressure sensor, described
Pressure sensor is coupled with control chip (34c), when breaker snaps on mounting blocks (33), breaker and pressure sensor
Inconsistent, pressure sensor is output signals in control chip (34c), wherein when control chip (34c) judges that breaker is not located
When dropout or malfunction, the signal exported according to pressure sensor transmits a signal in driver (34d), driving driving
Motor (32a) rotate so that mounting blocks (33) retraction after stop, when control chip (34c) judge breaker be in dropout or
When malfunction, the signal exported according to pressure sensor transmits a signal in driver (34d), driving driving motor (32a)
Rotation ejects mounting blocks (33).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710166217.3A CN106785941B (en) | 2017-03-20 | 2017-03-20 | A kind of breaker installation row of electrical cabinet |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710166217.3A CN106785941B (en) | 2017-03-20 | 2017-03-20 | A kind of breaker installation row of electrical cabinet |
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| CN106785941B true CN106785941B (en) | 2018-10-12 |
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| CN201710166217.3A Active CN106785941B (en) | 2017-03-20 | 2017-03-20 | A kind of breaker installation row of electrical cabinet |
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| CN110223890B (en) * | 2019-06-20 | 2024-02-13 | 山东大学 | Remote switching-on/off device for row of circuit breakers and working method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201122807Y (en) * | 2007-12-07 | 2008-09-24 | 安徽鑫龙电器股份有限公司 | Switch cabinet status indicator |
| CN202949138U (en) * | 2012-10-23 | 2013-05-22 | 江苏鼎力电气有限公司 | Low-voltage cable branch box |
| CN203502529U (en) * | 2013-09-26 | 2014-03-26 | 无锡智卓电气有限公司 | Switching on/of judging circuit of electric leakage reclosure breaker |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9413142B2 (en) * | 2012-12-12 | 2016-08-09 | General Electric Company | Panelboard insulative plenum |
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2017
- 2017-03-20 CN CN201710166217.3A patent/CN106785941B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201122807Y (en) * | 2007-12-07 | 2008-09-24 | 安徽鑫龙电器股份有限公司 | Switch cabinet status indicator |
| CN202949138U (en) * | 2012-10-23 | 2013-05-22 | 江苏鼎力电气有限公司 | Low-voltage cable branch box |
| CN203502529U (en) * | 2013-09-26 | 2014-03-26 | 无锡智卓电气有限公司 | Switching on/of judging circuit of electric leakage reclosure breaker |
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Application publication date: 20170531 Assignee: ZHEJIANG ANSHUN FIRE FIGHTING TECHNOLOGY Co.,Ltd. Assignor: ZHEJIANG INDUSTRY & TRADE VACATIONAL College Contract record no.: X2023330000067 Denomination of invention: A circuit breaker installation row for an electrical cabinet Granted publication date: 20181012 License type: Common License Record date: 20230308 |
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Application publication date: 20170531 Assignee: Wenzhou Hexie Elevator Co.,Ltd. Assignor: ZHEJIANG INDUSTRY & TRADE VACATIONAL College Contract record no.: X2023330000090 Denomination of invention: A circuit breaker installation row for an electrical cabinet Granted publication date: 20181012 License type: Common License Record date: 20230310 |
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Effective date of registration: 20240628 Address after: 325600 Zhangwan Industrial Zone, beibaixiang Town, Yueqing City, Wenzhou City, Zhejiang Province Patentee after: Zhejiang Chusheng Electric Co.,Ltd. Country or region after: China Address before: 325000 Wenzhou National University Science Park, 38 Dongfang South Road, Ouhai Economic Development Zone, Wenzhou City, Zhejiang Province Patentee before: ZHEJIANG INDUSTRY & TRADE VACATIONAL College Country or region before: China |
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