CN208690192U - The over-voltage being installed on breaker and undervoltage protection device - Google Patents
The over-voltage being installed on breaker and undervoltage protection device Download PDFInfo
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- CN208690192U CN208690192U CN201821587378.6U CN201821587378U CN208690192U CN 208690192 U CN208690192 U CN 208690192U CN 201821587378 U CN201821587378 U CN 201821587378U CN 208690192 U CN208690192 U CN 208690192U
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- driving lever
- breaker
- shell
- over
- protection device
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Abstract
The utility model relates to a kind of over-voltage being installed on breaker and undervoltage protection devices, including the shell being fixed on breaker, for the trip assembley therefor to circuit breaker tripping in shell, one screw rod is set in the shell, setting one rotates the nut moved up and down with screw rod on the screw rod, the driving lever component that setting one is moved with nut on the nut, the screw rod passes through motor driven, tripping is realized in the driving lever Component driver trip assembley therefor movement, control panel for controlling motor rotation is set in the shell, the control panel receives external signal and is handled.Control by motor to driving lever component, driving by driving lever component to trip assembley therefor, so that overall structure is relatively simple, control panel controls the driving of the rotating forward and reversion realization of motor to trip assembley therefor, when carrying out tripping work, does not also continue to keep tripping work to motor power supply, improve the security performance used, and structure is simple, reduces cost.
Description
Technical field
The utility model relates to breaker control technical field, more particularly, to a kind of over-voltage being installed on breaker and
Undervoltage protection device.
Background technique
Breaker is the electric current referred to close, carry and cut-off under normal loop condition and can close, when defined
Interior carrying and the switching device for cut-offfing the electric current under abnormal loop condition, total lock commonly used in circuit control.When circuit
When voltage is excessive or too small, electric appliance in circuit can all be damaged, therefore be filled at present using by over-voltage and under-voltage protection
That sets to control breaker closes operation.
Currently, over-voltage and undervoltage protection device on the market generallys use electromagnetic relay and is controlled, for example, China is specially
Sharp file CN202839504U discloses a kind of over-voltage being used cooperatively with breaker and undervoltage protection device, by electromagnetism after
Electric appliance uses so that releasing structure threads off to breaker, and this structure needs always when carrying out keeping open circuit
It is powered, consumes more electric energy, while when not powering, this protective device has cisco unity malfunction in use
Security risk.
Summary of the invention
The technical problem to be solved by the utility model is to provide a kind of over-voltages and under-voltage protection being installed on breaker
Device does not use electromagnetic relay to be controlled, and when power-off, can remain trip status, reduce security risk.
The technical solution adopted by the utility model to solve its technical problems is that: a kind of over-voltage being installed on breaker and
Undervoltage protection device, including be fixed on breaker shell, in shell for circuit breaker tripping trip assembley therefor,
One screw rod is set in the shell, one is arranged on the screw rod and rotates the nut moved up and down with screw rod, described
The driving lever component that setting one is moved with nut on nut, for the screw rod by motor driven, the driving lever Component driver is de-
Tripping is realized in buckle assembly movement, and the control panel for controlling motor rotation is arranged in the shell, and the control panel connects
External signal is received to be handled.
Further specifically, the trip assembley therefor includes the rotation axis being arranged on shell, is located in rotation axis and can
Around the dropout part of rotation axis rotation, the release lever in dropout part and the drive for driving dropout part to rotate in dropout part
Lever, the drive rod pass through driving lever Component driver.
Further specifically, a spring is arranged between the release lever and shell.
Further specifically, the driving lever component includes the driving lever seat being fixed on nut and on driving lever seat
Driving lever.
Further specifically, the driving lever is arc-shaped, described driving lever one end is fixed on driving lever seat, and the other end is against
On drive rod.
Further specifically, the limit assembly for limiting driving lever component movement range is arranged in the enclosure interior.
Further specifically, the limit assembly for limiting driving lever component movement range is arranged in the enclosure interior,
The limit assembly includes upper limit plate and lower limiting board, and the driving lever is passed through between upper limit plate and lower limiting board
And trip assembley therefor is driven to move.
Further specifically, the limit assembly includes the limiting slot for limiting the rotation of driving lever seat.
Further specifically, in the bottom of shell setting card falcon, it is arranged in the corresponding position of breaker
Card slot, the card falcon are inserted into card slot.
The beneficial effects of the utility model are: the control by motor to driving lever component passes through after using upper structure
Driving of the driving lever component to trip assembley therefor, so that overall structure is relatively simple, the rotating forward and reversion that control panel controls motor are in fact
Now to the driving of trip assembley therefor, when carrying out tripping work, does not also continue to keep tripping work to motor power supply, improve and use
Security performance, and structure is simple, reduces cost.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of the utility model shell；
Fig. 3 is the structural schematic diagram of the utility model trip assembley therefor；
Fig. 4 is the structural schematic diagram of the utility model driving lever component.
In figure: 1, shell；2, tripping group valence；3, screw rod；4, nut；5, driving lever component；6, motor；7, control panel；8, bullet
Spring；9, limiting slot；10, upper limit plate；11, lower limiting board；12, block falcon；21, rotation axis；22, dropout part；23, release lever；24,
Drive rod；51, driving lever seat；52, driving lever；511, top plate；512, bottom plate；513, side plate；514, through-hole；515, cavity.
Specific embodiment
The utility model is explained in detail with reference to the accompanying drawing.
A kind of over-voltage being installed on breaker and undervoltage protection device as shown in Figure 1, including being fixed on breaker
Shell 1 is used to a screw rod 3 be arranged in the shell 1, in institute to the trip assembley therefor 2 of circuit breaker tripping in shell 1
Setting one rotates the nut 4 moved up and down with screw rod 3 on the screw rod 3 stated, and one is arranged on the nut 4 and moves with nut 4
Driving lever component 5, the driving lever component 5 drives the movement of trip assembley therefor 2 to realize tripping, is arranged in the shell 1 and is used for
The control panel 7 that motor 6 rotates is controlled, the control panel 7 receives external signal and handled.
7 pairs of control panel carry out voltage sample with electrical circuit, use the voltage in electrical circuit excessive or voltage mistake when detecting
Hour, control panel 7 issues trip signal to motor 6, and motor 6, which rotates forward, drives screw rod 3 to rotate, and the nut 4 being arranged on screw rod 3
As the rotation of screw rod 3 moves downward, nut 4 drives driving lever component 5 to move downward, while driving lever component 5 drives trip assembley therefor 2
Rotation, trip assembley therefor 2 carry out trip operation to breaker, realize the open circuit for using electrical circuit, if no longer supplied at this time to motor 6
Electricity is in trip status so that driving lever component 5 and 2 position of trip assembley therefor are motionless always；And when control panel 7 detects electricity consumption
When voltage is normal in circuit, control panel 7 issues switching signal to motor 6, and the reversion of motor 6 drives screw rod 3 to rotate, so that driving lever group
Part 5 moves upwards the driving being detached to trip assembley therefor 2, stirs the switch of breaker at this time, restores electricity consumption.
Trip assembley therefor 2 as shown in Figure 3 includes that rotation axis 21 inside shell 1 is arranged in, in rotation axis 21 and can enclose
Dropout part is driven around the dropout part 22 of the rotation of rotation axis 21, the release lever 23 in dropout part 22 and in dropout part 22
The drive rod 24 of 22 rotations, dropout part 22 are a tube-like piece, and rotation axis 21 is inserted into the inner cavity of dropout part 22, release lever 23 and drive
Lever 24 is fixed on the outer wall of dropout part 22, and drive rod 24 is driven by driving lever component 5, between release lever 23 and shell 1
One spring 8 is set, for being resetted to release lever 23, while positioning when facilitating installation to release lever 23；Release lever 23 is used
In carrying out trip operation to breaker, shifting component 5 stirs the movement of drive rod 24 when moving downward, and drive rod 24 drives tripping
Tripping is realized in part 22 and the movement of release lever 23；Rotation axis 21 and shell 1 are integrally formed, dropout part 22, release lever 23 and drive
The plastic part that lever 24 is integrally formed.
Driving lever component 5 as shown in Figure 4 includes being fixed on the driving lever seat 51 on nut 4 and the driving lever on driving lever seat 51
52, the plastic part that the driving lever seat 51 and driving lever 52 are integrally formed, driving lever seat 51 includes top plate 511, bottom plate 512 and side
Plate 513, top plate 511, bottom plate 512 and side plate 513 form the cavity 515 of inner hollow, and nut 4 is fastened in cavity 515, makes
Obtaining nut 4 cannot rotate in cavity 515, and 515 side of cavity of driving lever seat 51 or opposite both-side opening facilitate nut 4
Filling, the through-hole 514 passed through for screw rod 3 is opened up in the centre of top plate 511 and bottom plate 512, driving lever 52 is arc-shaped, one end
It is fixed on driving lever seat 51, the other end supports on the driving rod 24, when driving lever 52 moves downward, drive rod 24 is pulled to surround rotation axis
21 rotations；The rotating forward or reversion of motor 6 drive nut 4, driving lever seat 51 and driving lever 52 to be moved upwardly or downwardly.
During driving lever component 5 moves up and down, it is required that driving lever seat 51 not can rotate, while driving lever 52 must driven
The top of lever 24, therefore limit assembly is set on shell 1, limit assembly includes the limiting slot for limiting the rotation of driving lever seat 51
9, for limiting the upper limit plate 10 and lower limiting board 11 of 52 up and down motion range of driving lever, driving lever 52 is from upper limit plate 10 and lower limit
It is passed through between the plate 11 of position；11 position of lower limiting board is the extreme position that driving lever 52 moves downward, if driving lever 52 crosses the position
It moves downward, driving lever 52 will be detached from and be located at the lower section of drive rod 24 with drive rod 24, and the device is by cisco unity malfunction.
For convenience and the combination of breaker, multiple card falcons 12 are set at the back side of shell 1 as shown in Figure 2, and corresponding
Breaker shell on card slot is set, card falcon 12 is inserted into card slot and realizes positioning, while by screw by the device and breaker
It is fixed.
To sum up, driving lever component 5 is driven to move up and down by motor 6, driving lever component 5 drives trip assembley therefor 2 to realize tripping behaviour
Make, is capable of the power-off of quick realization electrical circuit；Control by control panel 7 to motor 6, realize over-voltage or it is under-voltage when from
The control of dynamic tripping, after completing trip operation, motor 6 is still located at trip status after powering off, and can be improved the safety used
Property, overall structure is relatively simple, and cost is greatly reduced.
It is emphasized that: the above is only presently preferred embodiments of the present invention, not make in any form to the present invention
Limitation, any simple modification, equivalent change and modification to the above embodiments according to the technical essence of the invention,
All of which are still within the scope of the technical scheme of the invention.
Claims (9)
1. a kind of over-voltage being installed on breaker and undervoltage protection device, including be fixed on breaker shell (1), be located at
For the trip assembley therefor (2) to circuit breaker tripping in shell (1), which is characterized in that a screw rod is arranged in the shell (1)
(3), setting one rotates the nut (4) moved up and down with screw rod (3) on the screw rod (3), sets on the nut (4)
A driving lever component (5) moved with nut (4) is set, the screw rod (3) is driven by motor (6), the driving lever component (5)
Trip assembley therefor (2) movement is driven to realize tripping, setting is for controlling the control panel of motor (6) rotation in the shell (1)
(7), the control panel (7) receives external signal and is handled.
2. the over-voltage according to claim 1 being installed on breaker and undervoltage protection device, which is characterized in that described
Trip assembley therefor (2) includes the rotation axis (21) being arranged on shell (1), is located on rotation axis (21) and can surround rotation axis (21)
The dropout part (22) of rotation, be located at dropout part (22) on release lever (23) and be located at dropout part (22) on drive dropout part
(22) drive rod (24) rotated, the drive rod (24) are driven by driving lever component (5).
3. the over-voltage according to claim 2 being installed on breaker and undervoltage protection device, which is characterized in that described
Release lever (23) and shell (1) between a spring (8) are set.
4. the over-voltage according to claim 2 being installed on breaker and undervoltage protection device, which is characterized in that described
Driving lever component (5) includes the driving lever (52) for being fixed on the driving lever seat (51) on nut (4) and being located on driving lever seat (51).
5. the over-voltage according to claim 4 being installed on breaker and undervoltage protection device, which is characterized in that described
Driving lever (52) is arc-shaped, and described driving lever (52) one end is fixed on driving lever seat (51), and the other end is against on drive rod (24).
6. the over-voltage according to claim 1 being installed on breaker and undervoltage protection device, which is characterized in that described
Shell (1) inside limit assembly for limiting driving lever component (5) motion range is set.
7. the over-voltage according to claim 4 being installed on breaker and undervoltage protection device, which is characterized in that described
Shell (1) inside limit assembly for limiting driving lever component (5) motion range is set, the limit assembly includes the upper limit
Position plate (10) and lower limiting board (11), the driving lever (52) pass through between upper limit plate (10) and lower limiting board (11)
And trip assembley therefor (2) is driven to move.
8. the over-voltage according to claim 7 being installed on breaker and undervoltage protection device, which is characterized in that described
Limit assembly includes the limiting slot (9) for limiting driving lever seat (51) rotation.
9. the over-voltage according to claim 1 being installed on breaker and undervoltage protection device, which is characterized in that described
Shell (1) bottom setting card falcon (12), card slot is set in the described breaker corresponding position, the card falcon (12) inserts
Enter in card slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821587378.6U CN208690192U (en) | 2018-09-28 | 2018-09-28 | The over-voltage being installed on breaker and undervoltage protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821587378.6U CN208690192U (en) | 2018-09-28 | 2018-09-28 | The over-voltage being installed on breaker and undervoltage protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208690192U true CN208690192U (en) | 2019-04-02 |
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ID=65889883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821587378.6U Active CN208690192U (en) | 2018-09-28 | 2018-09-28 | The over-voltage being installed on breaker and undervoltage protection device |
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| CN (1) | CN208690192U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110289197A (en) * | 2019-07-05 | 2019-09-27 | 苏州未来电器股份有限公司 | A kind of overvoltage/undervoltage protection mechanism with holding function |
| CN112198923A (en) * | 2020-12-04 | 2021-01-08 | 南京华测检测有限公司 | Energy consumption self-adjusting device based on power control |
-
2018
- 2018-09-28 CN CN201821587378.6U patent/CN208690192U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110289197A (en) * | 2019-07-05 | 2019-09-27 | 苏州未来电器股份有限公司 | A kind of overvoltage/undervoltage protection mechanism with holding function |
| CN110289197B (en) * | 2019-07-05 | 2024-06-04 | 苏州未来电器股份有限公司 | Overvoltage and undervoltage protection mechanism with holding function |
| CN112198923A (en) * | 2020-12-04 | 2021-01-08 | 南京华测检测有限公司 | Energy consumption self-adjusting device based on power control |
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