CN205376430U - Switch device - Google Patents
Switch device Download PDFInfo
- Publication number
- CN205376430U CN205376430U CN201521132897.XU CN201521132897U CN205376430U CN 205376430 U CN205376430 U CN 205376430U CN 201521132897 U CN201521132897 U CN 201521132897U CN 205376430 U CN205376430 U CN 205376430U
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- China
- Prior art keywords
- slide block
- main body
- switch main
- operating mechanism
- testing button
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- Withdrawn - After Issue
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Abstract
The utility model discloses a switch device, electric operating mechanism including switch body and control switch body, the switch body includes operating device and sets up the operating handle on operating device, the switch body still includes to thread off for the second of actuator disk operating device tripping operation tests the button, be provided with on electric operating mechanism and thread off the test button according to closing the first dropout test button that makes the operating device tripping operation with the second, still be provided with a link gear on electric operating mechanism, when the operating handle of switch body is in the separating brake state, the link gear makes first dropout test button thread off the test button with the second can not be according to closing. The utility model discloses the existence of link gear, it can not be according to closing to make first dropout test button and second thread off the test button, stop first dropout test button to the exerting pressure and the dropout of drive switch body of test button of threading off of the second in the switch body, guarantees manually operation and examines the normal completion of pressing automatic closing operation, has improved the switch device reliability of operation.
Description
Technical field
This utility model relates to a kind of switching device, is specially a kind of switching device with motor-operating mechanism.
Background technology
Switching device mainly undertakes the use of distribution line and the overload of electrical equipment, under-voltage, short-circuit protection.Under normal circumstances, in low-voltage distribution system, for far distance automatic separating brake and closing switch device is the switching device with motor-operating mechanism, motor-operating mechanism is as the important device of long-range operating breaker on/off switch, control Guan Bi or the disconnection of chopper, reach the purpose of power supply, power failure and change-over circuit, it is adaptable to the place that automaticity is higher.When motor-operating mechanism works, never allow misoperation, once motor-operating mechanism misoperation can cause that operator misread, it is determined that for circuit breaker failure, it is proposed to maintenance, cause waste.It is thus desirable to motor-operating mechanism and chopper cooperation.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of motor-operating mechanism that promotes and coordinates compatible degree with the action of Switch main body, improves operational reliability, it is to avoid owing to anthropic factor increases the switching device of maintenance cost.
For solving above-mentioned technical problem, the technical solution adopted in the utility model is:
nullA kind of switching device，Including Switch main body and the motor-operating mechanism controlling described Switch main body、Described Switch main body includes operating mechanism and the operation handle being arranged on described operating mechanism，Described operation handle can be driven by described motor-operating mechanism，Thus driving described operating mechanism to make described Switch main body be in separating brake or "on" position，Described Switch main body also includes the second dropout testing button activating the tripping operation of described operating mechanism，Described motor-operating mechanism is provided with the first dropout testing button making described operating mechanism trip by conjunction with described second dropout testing button，Described motor-operating mechanism is additionally provided with and a link gear of described operation handle linkage，When the operation handle of described Switch main body is in gate-dividing state，Described link gear makes described first dropout testing button and the second dropout testing button can not by conjunction.
Described motor-operating mechanism include a motor, one and the rotor arrangement and of described motor linkage driven and act on the drive mechanism on described Switch main body by described rotor arrangement, described link gear is connected with described drive mechanism, and described drive mechanism links with described operation handle.
Described link gear is place restrictions on the spacing link gear that described first dropout testing button moves to the second dropout testing button direction.
Being provided with lock slots on described first dropout testing button, described spacing link gear includes a locking plate snapping in described lock slots.
Described spacing link gear is a slider being connected on described drive mechanism.
Described drive mechanism is a slide block mechanism, and this slide block mechanism drives described operation handle to make described Switch main body be in separating brake or "on" position, and described slider is arranged on described slide block mechanism.
Described slide block mechanism includes support, the first slide block and the second slide block, first skid ground is arranged on the bracket, it is arranged on the first slide block second skid, and the second slide block matches with foregoing rotor device, drive the first skid together, having a U-shaped extension fingertip engaging linkage with described operation handle at described first slide block, described slider is arranged on described U-shaped extension fingertip.
This utility model is by the Structure Improvement Design in motor-operating mechanism, the link gear being provided with on motor-operating mechanism and operate handle linkage, when the operation handle of Switch main body is in gate-dividing state, link gear makes the first dropout testing button and the second dropout testing button can not by conjunction.Therefore, no matter it is under manual operation mode or electric operation mode when motor-operating mechanism, as long as when the operation handle of Switch main body is in open position, now, as just there being external staff to be triggered to the first dropout testing button, the existence of link gear, make the first dropout testing button and the second dropout testing button can not by conjunction, stop the first dropout testing button that the pressure of the second dropout testing button in Switch main body drives the dropout of Switch main body, ensure that manual operation and inspection have normally completing of pressure automatic closing operation, improve switching device reliability of operation.
Link gear of the present utility model can also adopt spacing link gear, the first dropout testing button that one spacing link gear of the operation handle linkage with Switch main body by arranging at motor-operating mechanism is placed restrictions in motor-operating mechanism movement vertically, make described first dropout testing button and the second dropout testing button can not by conjunction, this spacing link gear has simple and compact for structure, interlock solid and reliable, particularly can meet the installation requirement being easy to miniaturization.
Link gear of the present utility model can also adopt latch-up structure, namely at gate-dividing state, by locking plate, the first dropout testing button is pinned, thus the first dropout testing button cannot be pressed make the first dropout testing button and the contact of the second dropout testing button, there is simple in construction, arrange rationally, interlocking is reliable, the function that controllability is good.
Accompanying drawing explanation
Fig. 1 illustrates general assembly drawing of the present utility model；
Fig. 2 illustrates internal structure schematic diagram of the present utility model；
Fig. 3 illustrates electrically operated institution structural representation of the present utility model；
Fig. 4 illustrates explosive view of the present utility model；
What Fig. 5 illustrated the rotor arrangement 2 of switching device of the present utility model and drive mechanism 3 coordinates schematic diagram；
Fig. 6 illustrates the "on" position schematic diagram of this utility model breaker in middle body；
"on" position schematic diagram
Closing operation final position, rotor arrangement drives axle to depart from from the second slide block U-type groove.Thus, not affecting switching device trip operation, namely because driving axle to depart from U-type groove, switch knob will not be stoped to drive drive mechanism to trip positions.
Fig. 7 illustrates the gate-dividing state schematic diagram of this utility model breaker in middle device；
Gate-dividing state schematic diagram
Separating brake or again button operation final position, rotor arrangement drives axle to depart from from the second slide block U-type groove.
Fig. 8 illustrates the structural representation when "on" position of this utility model breaker in middle body is threaded off；
"on" position is threaded off
Drive mechanism is driven by circuit breaker handle, arrives trip status position, and handle instruction is threaded off.
Detaining operation again, it is ensured that drive axle can enter the U-type groove of the second slide block, first, drive axle to contact with shoulder on the right side of U-type groove oral area, drive the second slide block to overcome its back-moving spring to move, until driving axle to enter U-type groove, then the second slide block is replied under the action of the spring.The handle of drive shaft the second slide block U-type groove and then drive drive mechanism and Switch main body realizes buckleing operation again.
Fig. 9 illustrates the structural representation when gate-dividing state of this utility model breaker in middle body is threaded off；
Gate-dividing state is threaded off
Drive mechanism is driven by circuit breaker handle, arrives trip status position, and handle instruction is threaded off.
Detain operation again, rotor arrangement drives shoulder contact on the left of axle and the second slide block U-type groove oral area, drive relative first slide block of the second slide block to be perpendicular to handle motion direction away from driving axle motion, until driving axle to enter U-type groove mouth, then the second slide block under action of reset spring return motion until stable.
Figure 10 illustrates the structural representation of the drive mechanism 3 of embodiment 1 invention breaker in middle device；
Figure 11 illustrates the first slide block 31 structural representation of drive mechanism 3 in embodiment 1 invention；
Figure 12 illustrates the latch-up structure schematic diagram of spacing link gear in embodiment 2 invention；
Figure 13 illustrates the first dropout testing button 102 and lock slots 1021 structural representation in embodiment 2 invention；
Figure 14 illustrates another the first dropout testing button 102 and lock slots 1021 structural representation in embodiment 2 invention.
Detailed description of the invention
nullA kind of switching device，As represented in figures 1 through 14，Including Switch main body 100 and the motor-operating mechanism controlling described Switch main body 100、Described Switch main body 100 includes operating mechanism and the operation handle 101 being arranged on described operating mechanism，Described operation handle 101 can be driven by described motor-operating mechanism，Thus driving described operating mechanism to make described Switch main body 100 be in separating brake or "on" position，Described Switch main body 100 is a MCCB(breaker of plastic casing in this utility model)，Undervoltage tripping device is also added in this MCCB，When undervoltage tripping device is when detecting that voltage signal reaches predetermined value，Such as 85%Un(or other suitable value such as 70% etc.) under-voltage coil adhesive，Now breaker of plastic casing can realize closing a floodgate，Time on the contrary lower than predetermined value，Such as 85%Un(or other suitable value such as 70% etc.) under-voltage releasing winding，Now breaker of plastic casing tripping operation.The not shown structure within breaker of plastic casing, its operating mechanism, operation handle and undervoltage tripping device set-up mode belong to known technology, and it is puzzled to produce to the understanding of those skilled in the art, thus applicant repeats no more.
Motor-operating mechanism in this utility model can be energy storage electric pneumatic operating mechanism, it can also be non-energy storage electric pneumatic operating mechanism, in this utility model, motor-operating mechanism is preferably one inspection pressure automatic switching-on device, it it is a kind of non-energy storage electric pneumatic operating mechanism, above-mentioned inspection has pressure automatic switching-on device to have two kinds of action patterns, one is manual mode, and two is electric model, including a motor 1；One under electric operation mode with described motor linkage, and at the rotor arrangement 2 of manual operation mode and manual shaft 26 linkage；One by described rotor arrangement 2 drive and action switch body 100 on drive mechanism 3；One manual and electronic switching device 4, realizes manual mode and the switching of electric model both of which by mobile handoff device 4.Under manual mode, changer lever 41 in switching device 4 is removed, it is exposed for external key handle and inserts the manual shaft 26 on rotor arrangement 2, now rotor arrangement 2 was disconnected with coupling of motor 1, by the manual shaft 26 on external key handle drives rotor arrangement 2, activate the operation handle 101 of rotor arrangement 2, drive mechanism 3 and Switch main body 100 successively, it is achieved to the sub-switching operation of Switch main body 100, closing operation.When Switch main body 100 is in trip status, Switch main body 100 is namely detained reset operation by above-mentioned sub-switching operation again.Under electric model, changer lever 41 in switching device 4 shelters from the manual shaft 26 on above-mentioned rotor arrangement 2, rotor arrangement 2 realizes coupling with motor 1, then pass through the forward of motor 1 or rotate backward, plus rotor arrangement 2, drive mechanism 3, Switch main body 100 operation handle 101 linkage, it is achieved separating brake or the closing operation to Switch main body 100；The one electronic circuit plate module being connected with undervoltage tripping device is (not shown, electronic circuit plate module includes power module, controls module and reclosing module), motor 1 power supply can be provided, and the state switching of microswitch by linking with rotor arrangement 2 can change the power supply direction of motor 1, realize motor 1 and turn to change, realize examining the pressure automatic switching-on device reset operation to Switch main body 100 and drive operation with closing a floodgate.
nullAs shown in Figure 3 and Figure 5，Described rotor arrangement 2 also includes at least one coupling spindle 22 parallel with driving axle 21，Axle 21 is driven to couple with coupling spindle 22、The platform 23 of the rotor arrangement 2 of lower layout，Arrangement of clutch 24 and the lever piece 25 that can realize coupling with motor 1 it is additionally provided with between two pieces of platforms 23，Described lever piece 25 one end is switched device 4 and activates，The other end connects arrangement of clutch 24，Described inspection has the one end pressing the transformation process that automatic switching-on device is operated manually between pattern and electric operation mode to be the mobile actuation lever part 25 by switching device 4，The other end of lever piece 25 is stirred arrangement of clutch 24 and is realized making rotor arrangement 2 realize coupling with motor 1 under electric model，And make rotor arrangement 2 realize disconnecting with motor 1 and couple with manual shaft 26 in a manual mode.More detailed content can be consulted patent CN201410821977.X and be understood.
As shown in fig. 5-10, described drive mechanism 3 is arranged between rotor arrangement 2 and operation handle 101, being the straight line slide block mechanism that comes and goes traveling, this slide block mechanism drives described operation handle to make described Switch main body be in separating brake or "on" position, and slider is arranged on slide block mechanism.Described slide block mechanism includes support the 34, first slide block the 31, second slide block 32, back-moving spring 33, support 34 is provided with two axis of guides being arranged in parallel 341, first slide block 31 is arranged on the axis of guide 341, first slide block 31 is slidably arranged on described support 34 and moves linearly as guiding using two axis of guides 341, having a U-shaped extension fingertip 311 engaging linkage with described operation handle 101 at described first slide block 31, described slider is arranged on described U-shaped extension fingertip 311.Second slide block 32 is slidably arranged on the first slide block 31, and the glide direction of the second slide block 32 and the glide direction of the first slide block 31 are perpendicular, and the second slide block 32 matches with foregoing rotor device 2.Concrete, the second slide block 32 has the U-type groove 321 of one end open towards rotor arrangement 2 direction, U-type groove 321 and rotor arrangement 2 is perpendicular to the driving axle 21 that the second slide block 32 plane arranges and realizes snap fit.Back-moving spring 33 is arranged between the second slide block 32 and the first slide block 31, it is provided that the restoring force of the second slide block 32.
Inspection has pressure automatic closing operating principle: Switch main body 100 "on" position energising (as shown in Figure 6), line under-voltage or decompression, undervoltage tripping device action detected when electronic circuit plate module, activates Switch main body 100 trip action, it is achieved under-voltage protection；When electronic circuit plate module detects that supply voltage recovers, send automatic closing instruction；nullThe first step，First，Motor 1 obtains electric execution sub-switching operation (namely operation detains reset operation again)，Due to trip status (as shown in Figure 8)，The operation handle 101 of Switch main body 100 is in closing position and open position position between the two，(when being in combined floodgate or gate-dividing state when Switch main body 100，Motor 1 closes a floodgate corresponding to Switch main body 100 and open position has two stop positions，At the two stop position，The axle 21 that drives of rotor arrangement 2 all departs from the U-type groove 321 of the second slide block 32 of drive mechanism 3，As shown in Figure 6 and Figure 7，Therefore drive mechanism 3 will not stop by driven moving axis 21，The operation handle 101 of Switch main body 100 can drive drive mechanism 3 to link，Drive mechanism 3 is followed operation handle 101 and is in relative to combined floodgate、Position between open position，The operation handle 101 centre position deictic function of trip status Switch main body 100 can be realized)，Thus now concrete reset operation process is: drive axle 21 first with the second slide block U-type groove 321 side plane contact，The second slide block 32 is promoted to move to away from rotor arrangement 2 direction，Rotation along with rotor arrangement 2，Until driving axle 21 to enter the second slide block U-type groove 321，Second slide block 32 is replied by back-moving spring 33 effect between itself and the first slide block 31，Thus，Axle 21 is driven to drive the second slide block 32 to move to open position，And drive the first slide block 31 to complete Switch main body 100 separating brakes/reset operation，Axle 21 is driven to be rotated further until motor 1 stop position under motor 1 acts on，Axle 21 and the second slide block U-type groove 321 is now driven to depart from；Second step, electronic circuit plate module sends reclosing command, and motor 1 rotates backward, with aforesaid reset operation principle, thus completing automatic closing operation.More detailed content can be consulted patent CN201410821979.9 and be understood.
Operating principle under manual mode is similar with electric model, distinguishes and essentially consists in the non-motor of the drive source for rotor arrangement 2, but the manual operation of outside, the namely manual shaft 26 of aforesaid external key handle drives rotor arrangement 2.
As shown in Figure 4, described Switch main body 100 also includes the second dropout testing button 103 activating the tripping operation of described operating mechanism, the second described dropout testing button 103 moves up and down setting, and it is configured with the back-moving spring (not shown) resetted for the second dropout testing button 103, described motor-operating mechanism is provided with this second dropout testing button 103 by the first dropout testing button 102 closed, the first described dropout testing button 102 also moves up and down setting, and it is also configured with the back-moving spring (not shown) resetted for the first dropout testing button 102.First dropout testing button 102 one end can with the second dropout testing button 103 against, the other end is arranged in the cover cap 5 of motor-operating mechanism, and cover cap 5 offers the containing cavity 51 of accommodating first dropout testing button 102, being additionally provided with on described motor-operating mechanism and a link gear of described operation handle 101 linkage, described link gear is place restrictions on the spacing link gear that described first dropout testing button moves to the second dropout testing button direction.When the operation handle 101 of described Switch main body 100 is in gate-dividing state, the movement of described first dropout testing button placed restrictions on by described spacing link gear.
Embodiment 1:
As shown in Figure 10-Figure 11, described spacing link gear is a slider being connected on described drive mechanism, and described slider is arranged on described first slide block 31, and described slider is the linked-baffle 312 being arranged on described U-shaped extension fingertip 311.When drive mechanism 3 drives operation handle 101 to arrive open position by the U-shaped extension fingertip 311 of the first slide block 31, linked-baffle 312 shelters from the second dropout testing button 103 of Switch main body 100, make described first dropout testing button 102 and the second dropout testing button 103 by conjunction, the Switch main body 100 hand tripping test operation at gate-dividing state can not be forbidden.
Operating principle when inspection has pressure automatic switching-on device to be in separating brake or reset state under manual operation mode and electric operation mode and at Switch main body 100 is described below again.
Under manual operation mode, inspection has pressure automatic reclosing function to be blocked, when device for under-voltage releasing equipment is powered adhesive, merely by rotor arrangement 2 and the drive mechanism 3 of outside manual drive driving electric operating mechanism, so drive Switch main body 100 to implement to close a floodgate, separating brake or reset operation.
Under manual operation mode, when being in separating brake or reset state at Switch main body 100, forbid that hand tripping is tested, reason is as follows: make Switch main body 100 be under gate-dividing state in manual operation, as test of manually threading off makes Switch main body 100 thread off, then reset operation flow process is: first manual operation rotor arrangement 2 closes a floodgate direction operation, resettle the connection of rotor arrangement 2 and drive mechanism 3, then rotor arrangement 2 is driven to complete to detain reset to separating brake direction operation again, closing operation can be implemented afterwards, (handle is first to separating brake direction operation for this reset operation flow process traditional with switching device, make to detain again reset, again to combined floodgate direction operation, complete closing operation, only need " two step operations ") inconsistent, can cause that operator misread, it is judged to switch fault, maintenance is proposed, cause waste.Therefore, for avoiding this kind of situation, at gate-dividing state, when the operation handle 101 of described Switch main body 100 is in gate-dividing state, linked-baffle 312 extended on first slide block 31 just shelters from the second dropout testing button 103, forbid that Switch main body 100 gate-dividing state drives the second dropout testing button 103 by the first dropout testing button 102, drive Switch main body 100 to thread off.
Under electric operation mode, when being in separating brake or reset state at Switch main body 100, forbid that hand tripping is tested equally, as test of manually threading off makes Switch main body 100 thread off, then inspection have pressure automatic switching-on device just cannot automatic closing.
Sub-switching operation principle: corresponding to closing position such as Fig. 6 of Switch main body 100, sub-switching operation is performed at manual shaft 26 or motor 1 action rotor driven device 2 and drive mechanism 3, the axle 21 that drives of rotor arrangement 2 enters the U-type groove 321 of the second slide block 32, drive the second slide block 32, the first slide block 31 is driven to move along two parallel axis of guides 341, the U-shaped extension fingertip 31 of the first slide block 31 drives operation handle 101, and the open position to Switch main body 100 moves, until completing sub-switching operation；Switch main body 100 completes sub-switching operation, drives axle 21 to depart from from the U-type groove 321 of the second slide block 32 and stops after being rotated further a stroke；At gate-dividing state, linked-baffle 312 extended on first slide block 31 just shelters from the second dropout testing button 103, forbid that Switch main body 100 gate-dividing state drives the second dropout testing button 103 by the first dropout testing button 102, drive Switch main body 100 to thread off.
Closing operation principle: in turn, open position such as Fig. 7 corresponding to Switch main body 100, closing operation is performed at manual shaft 26 or motor 1 action rotor driven device 2 and drive mechanism 3, the axle 21 that drives of rotor arrangement 2 enters the U-type groove 321 of the second slide block, drive transmission device 3(includes first, second slide block) move along two parallel axis of guides 341, U-shaped fingertip 311 extended on first slide block 31 drives the operation handle 101 of switching device to move to closing position, until completing closing operation；Switch main body 100 completes closing operation, drives axle 21 to depart from from the U-type groove 321 of the second slide block and stops after being rotated further a stroke；Linked-baffle 311 extended on first slide block 31 moves to closing position with the first slide block 31, the second dropout testing button 103 away from Switch main body 100, at this point it is possible to push the second dropout testing button 103 by the first dropout testing button 102 to perform trip operation.
Embodiment 2:
As shown in figs. 12-14, a kind of described spacing link gear is latch-up structure, described first dropout testing button 102 arranges lock slots 1021, this lock slots 1021 takes the shape of the letter U structure (as shown in figure 13) or in shown in Γ shape structure (such as Figure 14), and arranges a locking plate 313 snapping in described lock slots 1021 at the U-shaped extension fingertip 311 of the first slide block 31.When drive mechanism 3 drives operation handle 101 to arrive open position by the U-shaped extension fingertip 311 of the first slide block 31, locking plate 313 snaps in the lock slots 102 on the first dropout testing button 102, make described first dropout testing button 102 and the second dropout testing button 103 that the hand tripping test operation of Switch main body 100 gate-dividing state by conjunction, can not be forbidden.All the other are all with the description of embodiment 1.
Claims (7)
- null1. a switching device，Including Switch main body and the motor-operating mechanism controlling described Switch main body，Described Switch main body includes operating mechanism and the operation handle being arranged on described operating mechanism，Described operation handle can be driven by described motor-operating mechanism，Thus driving described operating mechanism to make described Switch main body be in separating brake or "on" position，Described Switch main body also includes the second dropout testing button activating the tripping operation of described operating mechanism，Described motor-operating mechanism is provided with the first dropout testing button making described operating mechanism trip by conjunction with described second dropout testing button，It is characterized in that: be additionally provided with on described motor-operating mechanism and a link gear of described operation handle linkage，When the operation handle of described Switch main body is in gate-dividing state，Described link gear makes described first dropout testing button and the second dropout testing button can not by conjunction.
- 2. switching device according to claim 1, it is characterized in that: described motor-operating mechanism include a motor, one and the rotor arrangement and of described motor linkage driven and act on the drive mechanism on described Switch main body by described rotor arrangement, described link gear is connected with described drive mechanism, and described drive mechanism links with described operation handle.
- 3. switching device according to claim 2, it is characterised in that: described link gear is place restrictions on the spacing link gear that described first dropout testing button moves to the second dropout testing button direction.
- 4. switching device according to claim 3, it is characterised in that: being provided with lock slots on described first dropout testing button, described spacing link gear includes a locking plate snapping in described lock slots.
- 5. switching device according to claim 3, it is characterised in that: described spacing link gear is a slider being connected on described drive mechanism.
- 6. switching device according to claim 5, it is characterised in that: described drive mechanism is a slide block mechanism, and this slide block mechanism drives described operation handle to make described Switch main body be in separating brake or "on" position, and described slider is arranged on described slide block mechanism.
- 7. switching device according to claim 6, it is characterized in that: described slide block mechanism includes support, the first slide block and the second slide block, first skid ground is arranged on the bracket, it is arranged on the first slide block second skid, and the second slide block matches with foregoing rotor device, driving the first skid together, have a U-shaped extension fingertip engaging linkage with described operation handle at described first slide block, described slider is arranged on described U-shaped extension fingertip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521132897.XU CN205376430U (en) | 2015-12-31 | 2015-12-31 | Switch device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521132897.XU CN205376430U (en) | 2015-12-31 | 2015-12-31 | Switch device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205376430U true CN205376430U (en) | 2016-07-06 |
Family
ID=56258089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521132897.XU Withdrawn - After Issue CN205376430U (en) | 2015-12-31 | 2015-12-31 | Switch device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205376430U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105428172A (en) * | 2015-12-31 | 2016-03-23 | 常熟开关制造有限公司(原常熟开关厂） | Switching device |
| CN111341608A (en) * | 2020-02-27 | 2020-06-26 | 福建省三星电气股份有限公司 | Circuit breaker integrated with electric operating mechanism |
-
2015
- 2015-12-31 CN CN201521132897.XU patent/CN205376430U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105428172A (en) * | 2015-12-31 | 2016-03-23 | 常熟开关制造有限公司(原常熟开关厂） | Switching device |
| CN111341608A (en) * | 2020-02-27 | 2020-06-26 | 福建省三星电气股份有限公司 | Circuit breaker integrated with electric operating mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160706 Effective date of abandoning: 20170517 |
|
| AV01 | Patent right actively abandoned |