CN207441604U - The feedback mechanism of a kind of reclosing and with its breaker - Google Patents
The feedback mechanism of a kind of reclosing and with its breaker Download PDFInfo
- Publication number
- CN207441604U CN207441604U CN201721425377.7U CN201721425377U CN207441604U CN 207441604 U CN207441604 U CN 207441604U CN 201721425377 U CN201721425377 U CN 201721425377U CN 207441604 U CN207441604 U CN 207441604U
- Authority
- CN
- China
- Prior art keywords
- motion bar
- hole
- feedback mechanism
- fixing axle
- reclosing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Landscapes
- Breakers (AREA)
Abstract
The utility model discloses a kind of feedback mechanism of reclosing, including：Motion bar has and the other end for one end that the driving structure of motion bar reciprocally swinging is connected and being provided with to be driven to show separating brake and the label indicated that closes a floodgate respectively with the reciprocally swinging of motion bar；Runner assembly, including the through hole that is molded on motion bar and installation in through-holes and with the fixing axle of through hole tight fit, motion bar is under the action of driving structure around fixing axle reciprocally swinging.The invention also discloses the breakers with above-mentioned feedback mechanism.Above-mentioned feedback mechanism with can the motion bar of reciprocally swinging, the through hole on motion bar and the fixing axle that coordinates with through hole complete the feedback of feedback mechanism, it is simple in structure, firmly install stabilization, fixing axle is not easy to deviate from from motion bar, and directly motion bar can be fixed on-board the circuit breaker by fixing axle, it is not easy to separate with motion bar while ensureing that motion bar can be swung, kill two birds with one stone.
Description
Technical field
The utility model is related to low voltage electrical apparatus technology fields, and in particular to a kind of feedback arrangement of reclosing and with its
Breaker.
Background technology
Breaker directly affects downstream electrical equipment as a kind of electrical equipment for controlling transmission line of electricity break-make, performance
Safety, reclosing is a kind of automatic device that will on demand be automatically engaged by the breaker after failure tripping, can be in transmission line of electricity
The breaker on transmission line of electricity is closed automatically when meeting with transient fault, is restored electricity, reduces power off time, improving power supply can
By property.
The structure type of feedback mechanism on reclosing is varied, common such as Chinese patent literature
CN204760331U discloses a kind of switch-on/switch-off indicating mechanism of autoreclose breaker, utilizes and fixes on-board the circuit breaker
Support plate, hinged swing rod and resetting spring on the supporting plate realize the feedback of divide-shut brake information, and the size of fan-shaped pin shaft hole is
The amplitude of fluctuation of swing rod is positioned and /V, and the size of so fan-shaped pin shaft hole is necessarily greater than the size of axis pin, and breaker
Inevitably there is situations such as collision, if axis pin is deviate from from fan-shaped axis hole in transportational process, above-mentioned instruction during transport
Mechanism can not just work normally.In addition, said structure is more complicated, assembling is inconvenient, needs support plate and swing rod and resetting spring
Be linked and realize the feedback of indication information, swing rod resets under the spring-force driven dual of resetting spring, the deformation of resetting spring
Measure larger, the stability for causing whole device is poor.
Utility model content
Therefore, the technical problems to be solved in the utility model is to overcome the axis pin of feedback mechanism in the prior art easily from pin
It comes off, the defects of device stability is poor, is connected firmly so as to provide a kind of axis pin with pin shaft hole, device stability is good in axis hole
The feedback mechanism of reclosing.
Further, the breaker of the feedback mechanism with above-mentioned reclosing is provided.
A kind of feedback mechanism of reclosing, including：
Motion bar, have with for driving one end and set that the driving structure of the motion bar reciprocally swinging is connected
It is equipped with the other end for showing separating brake and the label for mark of closing a floodgate respectively with the reciprocally swinging of the motion bar；
Runner assembly, including the through hole being molded on the motion bar and in the through hole and with the through hole
The fixing axle of tight fit, the motion bar is under the action of the driving structure around the fixing axle reciprocally swinging.
Preferably, further include and be arranged on the motion bar one side, the resetting structure for driving the motion bar reset, institute
Resetting structure is stated to be connected with the movable lever contact type.
Preferably, the resetting structure includes the shrapnel for body fixed with housing and setting on the body,
The shrapnel has first end fixed with the body and it is applied instead when being subject to the squeezing action power of the motion bar
Active force, so that the other end that the motion bar resets.
Preferably, the resetting structure is microswitch, and the shrapnel of the microswitch is to the sheet of the microswitch
The amount of elastic deformation of body is not less than the maximum range that the motion bar is swung.
Preferably, the driving structure is to be arranged below the motion bar and form one with the motion bar
Terminate the shaft of the clicking section of touch connection.
A kind of breaker, including：
Sequentially connected cover board, upper shell and lower housing；
The feedback mechanism of above-mentioned reclosing is further included, the feedback mechanism is fixed on the upper shell.
Preferably, the upper shell is provided with mounting blocks, and the mounting blocks form the mounting groove passed through suitable for motion bar,
The mounting blocks form in the axially direction of the mounting groove to be relatively fixed hole with the through hole, the fixation
Axis is inserted into from the mounting hole, and through the through-hole mounting on the mounting blocks.
Preferably, the one side of the through hole forms fool proof protrusion；The mounting groove corresponds to the position of the fool proof protrusion
Place forms fool proof slot.
Preferably, the cover board forms to observe the window of the label with respect to the position of label.
Preferably, the driving structure is mounted on the lower housing.
Preferably, the microswitch is screwed on the installing plate above the mounting blocks.
Technical solutions of the utility model have the following advantages that：
1. the feedback mechanism of reclosing provided by the utility model, including motion bar, have with for driving motion bar past
It one end that the driving structure that physical pendulum moves is connected and is provided with and shows separating brake respectively with the reciprocally swinging of motion bar and close a floodgate and mark
The other end of the label shown；Runner assembly, including the through hole that is molded on motion bar and installation in through-holes and with through hole close-fitting
The fixing axle of conjunction, motion bar is under the action of driving structure around fixing axle reciprocally swinging；Above-mentioned feedback mechanism is according to the prior art
Present in defect it is studied, using can the motion bar of reciprocally swinging, the through hole on motion bar and with through hole cooperation
Fixing axle come complete feedback mechanism to separating brake and close a floodgate display feedback, it is simple in structure, firmly install stabilization；Due to fixing axle with
Through hole is tight fit, therefore fixing axle is not easy to deviate from from motion bar, and by fixing axle is directly fixed on motion bar disconnected
On the device of road, it is not easy to separate with motion bar while ensureing that motion bar can be swung, kills two birds with one stone；Above-mentioned motion bar is around fixing axle
It swings, the axis pin compared to swing rod of the prior art moves on the fan-shaped pin shaft hole of support plate, the resistance that motion bar is subject to
It is small, it is easier to be swung with driving structure, act relative sensitive.
2. the feedback mechanism of reclosing provided by the utility model, further include and be arranged on motion bar one side, for driving work
The resetting structure that lever resets, resetting structure are connected with movable lever contact type；After this structure can will be swung with driving structure
Motion bar smoothly resets, and in time shows the situation of reclosing, the delay that information is avoided to feed back, and above-mentioned resetting structure is anti-
Should be sensitive, stability is good, is unlikely to deform, and can be that motion bar improves effectively reliable restoring force；Resetting structure is to connect with motion bar
Touch connects, and so when mounted, resetting structure is separately assembled with motion bar, without being installed together after connection so that assembling side
Just.
3. the feedback mechanism of reclosing provided by the utility model, the resetting structure include for fixed of housing
The shrapnel of body and setting on the body, the shrapnel have first end fixed with the body and are being subject to the work
Reaction force is applied to it during the squeezing action power of lever, so that the other end that the motion bar resets.Utilize shrapnel itself
For elasticity so that motion bar automatically resets, mode is simple, and compared with the spring high stability of the prior art.
4. breaker provided by the utility model, including sequentially connected cover board, upper shell and lower housing；It further includes above-mentioned
The feedback mechanism of reclosing, feedback mechanism are fixed on upper shell；Upper shell is provided with mounting blocks, and mounting blocks form to live
The mounting groove that lever passes through, mounting blocks form in the axially direction of mounting groove to be relatively fixed hole with through hole, Gu
Dead axle is inserted into from mounting hole, and through through-hole mounting on mounting blocks；Said structure utilizes the mounting blocks on upper shell and fixation
Motion bar is fixedly connected on-board the circuit breaker by axis, and this structure takes full advantage of the space in breaker, and motion bar assembling is existed
It on mounting blocks on upper shell, and is fixed with fixing axle, has given full play to the effect of fixing axle and mounting blocks, reduced breaker
Parts simplify structure, facilitate installation, also reduce cost, while can also reduce the volume of breaker to a certain extent.
5. breaker provided by the utility model, the one side of through hole forms fool proof protrusion；Mounting groove corresponds to fool proof protrusion
Position at form fool proof slot；By motion bar setup error when said structure can effectively prevent from assembling, cause on label
Divide-shut brake information overturns, and also allows for installing.
6. breaker provided by the utility model, microswitch is screwed on the installing plate above mounting blocks；
Microswitch can be firmly fixed on breaker by this structure, will not be come off because of reasons such as collisions, and mounted on installation
On installing plate above block, the space of breaker is made full use of, and can be connected well with motion bar.
Description of the drawings
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution of the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it describes below
In attached drawing be the utility model some embodiments, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other attached drawings are can also be obtained according to these attached drawings.
Fig. 1 is the structure diagram of feedback mechanism provided by the utility model；
Fig. 2 is circuit breaker internal structure diagram provided by the utility model；
Fig. 3 is partial structural diagram shown in Fig. 2；
Reference sign：1- motion bars, 11- movable spans, 12- fool proofs protrusion, 2- fixing axles, 3- microswitches, 31- bullets
Piece, 32- bodies, 4- shafts, 41- clicking sections, 5- labels, 6- cover boards, 61- windows, 7- upper shells, 71- mounting blocks, 711- installations
Slot, 712- fixing grooves, 713- fool proof slots, 72- installing plates, 8- lower housings.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model part of the embodiment, instead of all the embodiments.Based on the embodiment in the utility model, sheet
Field those of ordinary skill all other embodiments obtained without making creative work, belong to this practicality
Novel protected scope.
, it is necessary to explanation in the description of the utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instructions such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only
The utility model must have specific with the device or element for simplifying description rather than instruction or hint meaning for ease of description
Orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.In addition, term " the
One ", " second ", " the 3rd " are only used for description purpose, and it is not intended that instruction or hint relative importance.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in the description of the utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally
Connection；Can be mechanical connection or electrical connection；It can be directly connected, can also be indirectly connected by intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, can above-mentioned art be understood with concrete condition
Concrete meaning of the language in the utility model.
Embodiment 1
A kind of specific embodiment of the feedback mechanism of reclosing as shown in Figure 1, including：Motion bar 1, have with for
Drive one end and be provided with the past physical pendulum with the motion bar 1 that the driving structure of 1 reciprocally swinging of motion bar is connected
The other end of the dynamic label 5 for showing separating brake and mark of closing a floodgate respectively；Runner assembly is logical on the motion bar 1 including being molded over
Hole 11 and in the through hole 11 and with the fixing axle 2 of 11 tight fit of through hole, the motion bar 1 is in the driving
Around 2 reciprocally swinging of fixing axle under the action of structure.
Above-mentioned feedback mechanism studies it according to defect in the prior art, using described in energy reciprocally swinging
The through hole 11 on motion bar 1, the motion bar 1 and described anti-to complete with the fixing axle 2 of the through hole 11 cooperation
Feedback of the mechanism to separating brake and display of closing a floodgate is presented, it is simple in structure, firmly install stabilization；Since fixing axle and through hole are tight fit,
Therefore the fixing axle 2 is not easy to deviate from from motion bar 1, and motion bar 1 directly is fixed on the open circuit by fixing axle 2
On device, it is not easy to separate with the motion bar 1 while ensureing that the motion bar 1 can be swung, kills two birds with one stone；Above-mentioned motion bar
1 swings around fixing axle 2, and the axis pin compared to swing rod of the prior art moves on the fan-shaped pin shaft hole of support plate, the work
The resistance that lever 1 is subject to is small, it is easier to be swung with the driving structure, act relative sensitive.
Specifically, through hole 11 is molded over the lower part of motion bar 1, and diameter is slightly larger than the diameter of fixing axle 2, was both easily installed,
In turn ensure the fastness of installation.
Further, further include and be arranged on 1 one side of motion bar, the resetting structure for driving the reset of motion bar 1
3, the resetting structure 3 is connected with 1 contact of motion bar；Resetting structure 3 is located at the top of motion bar.This structure can incite somebody to action
The motion bar 1 after being swung with the driving structure smoothly resets, and in time shows the situation of the reclosing, keeps away
Exempt from the delay of information feedback, above-mentioned resetting structure 3 is quick on the draw, and stability is good, is unlikely to deform, and can be that the motion bar 1 improves
Effective reliable restoring force；The resetting structure 3 is that contact is connected with the motion bar 1, so when mounted, the reset
Structure 3 separates assembling with the motion bar 1, without being installed together after connection so that easy to assembly.
Further, the resetting structure 3 includes the shrapnel for body fixed with housing and setting on the body,
In the present embodiment, the length direction of shrapnel is set perpendicular to the length direction of motion bar 11, and the shrapnel has and described
The fixed first end of body and reaction force is applied to it when being subject to the squeezing action power of the motion bar 1, so that the activity
The other end that bar 1 resets.The edge that the other end of shrapnel extends motion bar is set, to ensure the reliability of force.
Further, the resetting structure 3 is microswitch, and the shrapnel of the microswitch is to the sheet of the microswitch
The amount of elastic deformation of body is not less than the maximum range that the motion bar 1 is swung；It should be noted that microswitch is this implementation
The preferred embodiment of example, in other embodiments, as long as with the body that be connected with the housing and setting on the body, energy
Apply the resetting structure 3 of the shrapnel of reaction force to the motion bar 1；The shrapnel of the microswitch is opened to the fine motion
The amount of elastic deformation of the body of pass is not less than the maximum range that the motion bar 1 is swung, and this structure is to ensure that fine motion is opened
Closing can be there are one effective reaction force to the shrapnel, it is ensured that the motion bar 1 resets.
In addition, in other embodiments, circuit can be connected on the microswitch, enable microswitch by the activity
The divide-shut brake of reclosing is shown on the housing of the breaker described in the combinations of states of bar 1.
Further, the driving structure is to be arranged below the motion bar 1 and form and the motion bar 1
The shaft 4 of the clicking section 41 of end thereof contacts formula connection；Clicking section 41 is integrally formed with shaft 4, and clicking section 41 is formed with shaft 4
Certain angle.The shaft 4 rotates, and the clicking section 41 is rotated with the shaft 4, and the clicking section 41 is in the process of rotation
In, the lower end in contact with the motion bar 1, and make the motion bar 1 around the fixing axle 2 to 4 rotation direction of shaft
Opposite direction is swung, and the label 5 for being connected to described 1 one end of motion bar is also swung with the motion bar 1, and display is closed a floodgate；
Motion bar 1 is rotated further, and after the motion bar 1 is crossed in the clicking section 41 with the shaft 4, the motion bar 1 will squeeze
The microswitch is pressed, one active force of microswitch, the shrapnel energy storage of the microswitch is applied to, and is applied to the work
One reaction force of lever, the motion bar 1 reset under the reaction force of the microswitch, show separating brake.So repeatedly,
The feedback for carrying out switch closing and switch opening is shown.
In addition, the separating brake and combined floodgate of the label 5 are marked with different colors, personnel easy to operation are differentiated.
Embodiment 2
A kind of specific embodiment of breaker as shown in Figures 2 and 3, including：Sequentially connected cover board 6,7 and of upper shell
Lower housing 8；The feedback mechanism of the reclosing described in embodiment 1 is further included, the feedback mechanism is fixed on the upper shell 7；
Specifically, the upper shell 7 is provided with mounting blocks 71, the mounting blocks 71 form the mounting groove passed through suitable for motion bar 1
711, the mounting blocks 71 form in the axially direction of the mounting groove 711 to be relatively fixed with the through hole 11
Hole 712, the fixing axle 2 are inserted into from the mounting hole 712, and are inserted into through the through hole 11 on the mounting blocks 71；On
State structure the motion bar 1 is fixedly connected on using the mounting blocks 71 on the upper shell 7 and the fixing axle 2 it is described
On breaker, this structure takes full advantage of the space in the breaker, and the motion bar 1 is assembled in the upper shell 7
On the mounting blocks 71 on, and fixed with the fixing axle 2, given full play to the fixing axle 2 and the mounting blocks 71
Effect reduces the parts of the breaker, simplifies structure, facilitates installation, also reduce cost, while also can be to a certain degree
On reduce volume.
Further, the one side of the through hole 11 forms fool proof protrusion 12；The mounting groove 711 corresponds to the fool proof protrusion
Fool proof slot 713 is formed at 12 position；By 1 setup error of motion bar when said structure can effectively prevent from assembling, lead
The divide-shut brake information on label 5 is caused to overturn, also allows for installing.
Further, the cover board 6 forms to observe the window of the label 5 with respect to the position of label 5；The window
Be only able to display out separating brake either combined floodgate mark ensure operating personnel can only observe separating brake or combined floodgate information.
Further, the driving structure is mounted on the lower housing 8.
Further, the microswitch is screwed on the installing plate 72 of 71 top of mounting blocks；This knot
The microswitch can be firmly fixed on the breaker by structure, will not be come off because of reasons such as collisions, and mounted on institute
On the installing plate 72 for stating 71 top of mounting blocks, the space of breaker is made full use of, and can be connected well with the motion bar 1
It connects.
Obviously, the above embodiments are merely examples for clarifying the description, and is not intended to limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And the obvious variation thus extended out or
Among changing still in the protection domain of the invention.
Claims (11)
1. a kind of feedback mechanism of reclosing, which is characterized in that including：
Motion bar (1), have with for drive one end that the driving structure of the motion bar (1) reciprocally swinging is connected and
It is provided with the other end for showing separating brake and the label (5) for mark of closing a floodgate respectively with the reciprocally swinging of the motion bar (1)；
Runner assembly, including the through hole (11) being molded on the motion bar (1) and in the through hole (11) and with institute
The fixing axle (2) of through hole (11) tight fit is stated, the motion bar (1) is under the action of the driving structure around the fixing axle
(2) reciprocally swinging.
2. the feedback mechanism of reclosing according to claim 1, which is characterized in that further include and be arranged on the motion bar
(1) one side, the resetting structure (3) for driving the motion bar (1) reset, the resetting structure (3) and the motion bar (1)
Contact connects.
3. the feedback mechanism of reclosing according to claim 2, which is characterized in that the resetting structure (3) includes being used for
With the fixed body of housing (31) and the shrapnel (32) being arranged on the body (31), the shrapnel (32) has and described
The fixed first end of body (31) and reaction force is applied to it when being subject to the squeezing action power of the motion bar (1), so that institute
State the other end of motion bar (1) reset.
4. the feedback mechanism of reclosing according to claim 3, which is characterized in that the resetting structure (3) is opened for fine motion
It closes, and the amount of elastic deformation of the shrapnel (32) of the microswitch to the body (31) of the microswitch is not less than the activity
The maximum range that bar (1) is swung.
5. according to the feedback mechanism of claim 1-4 any one of them reclosings, which is characterized in that the driving structure is to set
It puts below the motion bar (1) and forms the clicking section (41) that is connected with the end thereof contacts formula of the motion bar (1)
Shaft (4).
6. a kind of breaker, including：
Sequentially connected cover board (6), upper shell (7) and lower housing (8)；
It is characterized in that, further including the feedback mechanism according to any reclosings of claim 1-5, the feedback mechanism is consolidated
It is scheduled on the upper shell (7).
7. breaker according to claim 6, which is characterized in that the upper shell (7) is provided with mounting blocks (71), described
Mounting blocks (71) form the mounting groove (711) passed through suitable for motion bar (1), and the mounting blocks (71) are perpendicular to the mounting groove
(711) form in axially direction and be relatively fixed hole (712) with the through hole (11), the fixing axle (2) is from described
Mounting hole (712) is inserted into, and is inserted into through the through hole (11) on the mounting blocks (71).
8. breaker according to claim 7, which is characterized in that the one side of the through hole (11) forms fool proof protrusion
(12)；Fool proof slot (713) is formed at the position of the corresponding fool proof of the mounting groove (711) raised (12).
9. breaker according to claim 6, which is characterized in that the cover board (6) forms with respect to the position of label (5)
For observing the window of the label (5) (61).
10. breaker according to claim 6, which is characterized in that driving structure is mounted on the lower housing (8).
11. breaker according to claim 7, which is characterized in that microswitch is screwed in the mounting blocks
(71) on the installing plate (72) above.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721425377.7U CN207441604U (en) | 2017-10-31 | 2017-10-31 | The feedback mechanism of a kind of reclosing and with its breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721425377.7U CN207441604U (en) | 2017-10-31 | 2017-10-31 | The feedback mechanism of a kind of reclosing and with its breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207441604U true CN207441604U (en) | 2018-06-01 |
Family
ID=62290506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721425377.7U Withdrawn - After Issue CN207441604U (en) | 2017-10-31 | 2017-10-31 | The feedback mechanism of a kind of reclosing and with its breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207441604U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107644791A (en) * | 2017-10-31 | 2018-01-30 | 浙江天正电气股份有限公司 | A kind of feedback mechanism of reclosing and there is its breaker |
-
2017
- 2017-10-31 CN CN201721425377.7U patent/CN207441604U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107644791A (en) * | 2017-10-31 | 2018-01-30 | 浙江天正电气股份有限公司 | A kind of feedback mechanism of reclosing and there is its breaker |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201112303Y (en) | Accumulated energy type high subsection small circuit breaker | |
| CN206148380U (en) | Electric leakage circuit breaker that can positive and negatively work a telephone switchboard | |
| CN207441604U (en) | The feedback mechanism of a kind of reclosing and with its breaker | |
| CN101923987B (en) | Improved breaker | |
| CN111916316B (en) | Bipolar circuit breaker with display function | |
| CN204067263U (en) | A kind of driving mechanism of circuit breaker mechanical counter | |
| CN217061822U (en) | Test button loop device and circuit breaker | |
| CN216015257U (en) | Low-voltage intelligent circuit breaker | |
| CN107644791A (en) | A kind of feedback mechanism of reclosing and there is its breaker | |
| CN209045463U (en) | A kind of operating mechanism of double-contact breaker | |
| CN205384995U (en) | Miniature circuit breaker structure of closing a floodgate soon | |
| CN205230989U (en) | Operating mechanism of disconnector | |
| WO2017080138A1 (en) | Manual-automatic integrated electromagnetic switch | |
| CN210349736U (en) | Plug-in type miniature circuit breaker | |
| CN218101143U (en) | Test button loop device and circuit breaker | |
| CN210349738U (en) | Plug-in type miniature circuit breaker | |
| CN204332854U (en) | A kind of transmission device of auxiliary switch for circuit breaker | |
| CN205376449U (en) | Miniature circuit breaker structure of contact terminal and miniature circuit breaker | |
| CN216624164U (en) | Moulded case circuit breaker and operating mechanism thereof | |
| CN206877941U (en) | Miniature circuit breaker | |
| CN206602091U (en) | A kind of feeler lever mechanism and breaker | |
| CN204991618U (en) | Operating mechanism of circuit breaker | |
| CN202855569U (en) | Double auxiliary function and auxiliary and alarm function switching structure of auxiliary switch | |
| CN210429649U (en) | Novel three-position switch | |
| CN221041007U (en) | Block terminal electricity operating mechanism and block terminal |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180601 Effective date of abandoning: 20200505 |
|
| AV01 | Patent right actively abandoned |