CN220731436U - Locking piece of circuit breaker - Google Patents
Locking piece of circuit breaker Download PDFInfo
- Publication number
- CN220731436U CN220731436U CN202322389588.1U CN202322389588U CN220731436U CN 220731436 U CN220731436 U CN 220731436U CN 202322389588 U CN202322389588 U CN 202322389588U CN 220731436 U CN220731436 U CN 220731436U
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- China
- Prior art keywords
- operation panel
- plate
- limiting plate
- circuit breaker
- locking
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- 230000001105 regulatory effect Effects 0.000 claims description 8
- 230000006698 induction Effects 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 2
- 230000004044 response Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a locking piece of a circuit breaker, which comprises an operation table, wherein the operation table comprises a screw, the screw is in threaded connection with a threaded plate clung to the operation table, one end of the threaded plate is provided with an induction block, one side of the operation table is provided with a sensor, one side of the operation table is in sliding connection with a locking rod, one end of the locking rod is connected with a limiting plate, the screw is sheathed with a rotating wheel, the side surface of the rotating wheel is provided with a plurality of gaps, and one side of the limiting plate facing the rotating wheel is integrally connected with a convex plate matched with the gaps. The utility model has the advantage of locking the screw.
Description
Technical Field
The utility model relates to the field of locking pieces, in particular to a locking piece of a circuit breaker.
Background
The circuit breaker is classified into a high voltage circuit breaker and a low voltage circuit breaker according to its range of use. The low-voltage circuit breaker is also called an automatic switch, commonly called an air switch, and also refers to a low-voltage circuit breaker, and is an electric appliance which has the function of manual switching and can automatically perform voltage loss, undervoltage, overload and short-circuit protection. It can be used to distribute electric energy, not frequently start asynchronous motor, protect power supply circuit and motor, when they are in serious overload or short circuit and under-voltage, it can automatically cut off circuit, its function is equivalent to the combination of fuse switch and over-under-heating relay, etc. and after breaking fault current it generally does not need to change parts, so that it has been widely used.
The fault tripping actuating unit of the traditional universal circuit breaker is fixed on the base of the switch body, the operating mechanism of the circuit breaker is also fixed on the base of the switch body, and the fault tripping actuating unit actuates the operating mechanism to carry out tripping operation when the switch needs to carry out fault tripping. Currently, circuit breakers are in three states, i.e., connected, tested and disconnected, each of which requires adjustment using a screw, and the rotation of the screw currently has no locking member, and thus needs to be improved.
Disclosure of Invention
The present utility model is directed to a locking member for a circuit breaker, which solves the above-mentioned problems of the prior art, and has the advantage of locking a screw.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a locking piece of circuit breaker, includes the operation panel, the operation panel includes the screw rod, screw rod threaded connection has the screwed plate of hugging closely the operation panel, the one end of screwed plate is provided with the response piece, one side of operation panel is provided with the sensor, one side sliding connection of operation panel has the locking lever, the one end of locking lever is connected with the limiting plate, the runner has been cup jointed to the screw rod, the side of runner is provided with a plurality of breach, one side integral connection of limiting plate orientation runner has the flange that agrees with the breach, the other end threaded connection of screw rod has the nut, the operation panel is provided with the recess that holds the nut.
Through adopting above-mentioned technical scheme, when needing rotatory screw rod, press locking lever inwards to remove, thereby locking lever drives limiting plate and removes and let flange and breach separation, the screw rod no longer receives the restriction and can rotate this moment, let rotatory screw rod drive the screw thread board and remove and then drive the response piece along the length direction of screw rod, when the response piece removes to when aligning with the sensor, the sensor that corresponds lets the circuit breaker get into the state that corresponds, when need not rotate the screw rod, locking lever outwards removes, thereby the locking lever drives the limiting plate and removes and go into the rotation of breach restriction screw rod until the flange card, the nut is in the recess, the screw rod rotates the back around self axial lead, the screw rod drives the nut and rotates together, the nut also can rotate in the recess around self axial lead.
As a further scheme of the utility model: one side of the sensor is provided with a signal lamp.
By adopting the technical scheme, when the sensing block moves to one side of the sensor, the signal lamp can be lightened.
As still further aspects of the utility model: the operation panel fixedly connected with bottom plate, bottom plate fixedly connected with second fixed axle, the limiting plate is provided with the arcuation groove that runs through the limiting plate, the second fixed axle is in the arcuation inslot, the rivet is worn to be equipped with by the one end of limiting plate.
Through adopting above-mentioned technical scheme, the second fixed axle is in the arcuation inslot, and the rivet is worn to be equipped with by the one end of limiting plate, constitutes the fixed removal track of limiting plate.
As still further aspects of the utility model: the operation panel is provided with the piece that resets that is used for locking lever to remove outwards, the piece that resets includes operation panel fixedly connected with is in the locating plate of both sides, screw thread board fixedly connected with is in the regulating plate of one side of locating plate, the upside of regulating plate is provided with a plurality of ladder-shaped grooves, one side an organic whole of limiting plate orientation regulating plate is connected with the fixture block, the one end rotation of locking lever is connected with first dwang, the middle part of first dwang wear to be equipped with operation panel fixed connection's first fixed axle, first fixed axle has cup jointed the torsional spring, the one end and the operation panel fixed connection of torsional spring, the other end of torsional spring is in one side of first dwang.
Through adopting above-mentioned technical scheme, press the locking lever and then drive the limiting plate and remove, the removal of limiting plate drives the fixture block and removes until the fixture block card goes into the ladder inslot, the limiting plate is in the state of relative fixation and then lets the locking lever also be in the state of relative fixation this moment, under the effect of torsional spring, first dwang has pivoted trend simultaneously to exert the effort of outwards removing to the locking lever, after rotatory screw rod, drive the flitch and remove and then drive the regulating plate and remove, the in-process that the regulating plate removed, the limiting plate is in the normal position, after the fixture block removed to the outside in ladder shape groove, thereby first dwang will rotate under the effect of torsional spring and let the locking lever outwards remove and then let the limiting plate outwards remove.
As still further aspects of the utility model: one end of the first rotating rod is connected with a sliding rod, and the positioning plate is provided with a clamping groove for clamping the sliding rod.
Through adopting above-mentioned technical scheme, after first dwang rotates round first fixed axle, the slide bar can be moved towards the direction of locating plate, and after the locking lever outwards moved, first dwang drove the slide bar card and gone into in the draw-in groove to increase the stability of locking lever.
Compared with the prior art, the utility model has the beneficial effects that:
when the screw rod is required to be rotated, the locking rod is pressed to move inwards, the locking rod drives the limiting plate to move so as to separate the convex plate from the notch, the screw rod is not limited and can rotate at the moment, the rotating screw rod drives the threaded plate to move along the length direction of the screw rod so as to drive the induction block to move, when the induction block moves to be aligned with the sensor, the corresponding sensor enables the circuit breaker to enter the corresponding state, and when the screw rod does not need to be rotated, the locking rod moves outwards, and the locking rod drives the limiting plate to move until the convex plate is clamped into the notch so as to limit the rotation of the screw rod.
Drawings
FIG. 1 is a schematic view of the embodiment with the torsion spring removed;
FIG. 2 is a schematic diagram of an embodiment;
FIG. 3 is a schematic structural view of the relationship between the limiting plate and the adjusting plate in the embodiment;
FIG. 4 is a schematic view showing the structure of a slide bar in the embodiment;
FIG. 5 is a schematic structural view of a limiting plate in an embodiment;
FIG. 6 is a schematic structural diagram of a connection relationship between a positioning board and a card slot in an embodiment;
FIG. 7 is a schematic view of a first rotating rod according to an embodiment;
fig. 8 is a schematic structural view of a base plate in the embodiment.
In the figure: 1. an operation table; 2. a screw; 3. a thread plate; 4. an induction block; 5. a sensor; 6. a locking lever; 7. a limiting plate; 8. a rotating wheel; 9. a notch; 10. a convex plate; 11. a signal lamp; 12. a bottom plate; 13. a second fixed shaft; 14. an arc-shaped groove; 15. a rivet; 16. a positioning plate; 17. an adjusting plate; 18. a stepped groove; 19. a clamping block; 20. a first rotating lever; 21. a first fixed shaft; 22. a torsion spring; 23. a slide bar; 24. a clamping groove; 25. a nut; 26. a groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the embodiment of the utility model, as shown in fig. 1-8, a locking piece of a circuit breaker is provided, the circuit breaker comprises an operation table 1, the operation table 1 comprises a screw rod 2, the screw rod 2 is in threaded connection with a threaded plate 3 clung to the operation table 1, one end of the threaded plate 3 is provided with an induction block 4, one side of the operation table 1 is provided with a sensor 5, one side of the operation table 1 is in sliding connection with a locking rod 6, one end of the locking rod 6 is connected with a limiting plate 7, the screw rod 2 is sheathed with a rotating wheel 8, the side surface of the rotating wheel 8 is provided with a plurality of notches 9, one side of the limiting plate 7 facing the rotating wheel 8 is integrally connected with a convex plate 10 which is matched with the notches 9, the other end of the screw rod 2 is in threaded connection with a nut 25, and the operation table is provided with a groove 26 for accommodating the nut 25.
One side of the sensor 5 is provided with a signal lamp 11.
The operation panel 1 fixedly connected with bottom plate 12, bottom plate 12 fixedly connected with second fixed axle 13, limiting plate 7 is provided with the arciform groove 14 that runs through limiting plate 7, second fixed axle 13 is in arciform groove 14, rivet 15 is worn to be equipped with by one end of limiting plate 7.
The operation panel 1 is provided with the restoring element that is used for locking lever 6 to remove outwards, the restoring element includes operation panel 1 fixedly connected with is in locating plate 16 of both sides, screw thread board 3 fixedly connected with is in adjusting plate 17 of one side of locating plate 16, the upside of adjusting plate 17 is provided with a plurality of ladder-shaped grooves 18, one side of limiting plate 7 orientation adjusting plate 17 an organic whole is connected with fixture block 19, the one end rotation of locking lever 6 is connected with first dwang 20, first fixed axle 21 with operation panel 1 fixed connection is worn to be equipped with in the middle part of first dwang 20, first fixed axle 21 has cup jointed torsional spring 22, torsional spring 22's one end and operation panel 1 fixed connection, torsional spring 22's the other end is in one side of first dwang 20.
One end of the first rotating rod 20 is connected with a sliding rod 23, and the positioning plate 16 is provided with a clamping groove 24 for clamping the sliding rod 23.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (5)
1. A locking element for a circuit breaker, comprising an operating table (1), characterized in that: the operation panel (1) includes screw rod (2), screw rod (2) threaded connection has screw plate (3) of hugging closely operation panel (1), the one end of screw plate (3) is provided with sensing piece (4), one side of operation panel (1) is provided with sensor (5), one side sliding connection of operation panel (1) has locking lever (6), one end of locking lever (6) is connected with limiting plate (7), screw rod (2) cup joint runner (8), the side of runner (8) is provided with a plurality of breach (9), limiting plate (7) are towards one side an organic whole of runner (8) be connected with protruding board (10) that the breach (9) agreed with, the other end threaded connection of screw rod (2) has nut (25), operation panel (1) is provided with recess (26) that hold nut (25).
2. A locking member for a circuit breaker according to claim 1, wherein: one side of the sensor (5) is provided with a signal lamp (11).
3. A locking member for a circuit breaker according to claim 1, wherein: the operation panel (1) fixedly connected with bottom plate (12), bottom plate (12) fixedly connected with second fixed axle (13), limiting plate (7) are provided with arc groove (14) that runs through limiting plate (7), second fixed axle (13) are in arc groove (14), rivet (15) are worn to be equipped with in one end of limiting plate (7).
4. A locking member for a circuit breaker according to claim 1, wherein: the utility model provides a locking device for the operation panel, including operation panel (1), operation panel (1) is provided with the reset piece that is used for locking lever (6) to remove outwards, reset piece includes operation panel (1) fixedly connected with is in locating plate (16) of both sides, screw thread board (3) fixedly connected with is in regulating plate (17) of one side of locating plate (16), the upside of regulating plate (17) is provided with a plurality of ladder-shaped groove (18), one side integral connection of limiting plate (7) orientation regulating plate (17) has fixture block (19), the one end rotation of locking lever (6) is connected with first dwang (20), first fixed axle (21) with operation panel (1) fixedly connected with are worn to have in the middle part of first dwang (20), first fixed axle (21) have cup jointed torsional spring (22), one end and operation panel (1) fixedly connected with of torsional spring (22), the other end of torsional spring (22) is in one side of first dwang (20).
5. The circuit breaker locking member of claim 4 wherein: one end of the first rotating rod (20) is connected with a sliding rod (23), and the positioning plate (16) is provided with a clamping groove (24) for clamping the sliding rod (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322389588.1U CN220731436U (en) | 2023-09-04 | 2023-09-04 | Locking piece of circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322389588.1U CN220731436U (en) | 2023-09-04 | 2023-09-04 | Locking piece of circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220731436U true CN220731436U (en) | 2024-04-05 |
Family
ID=90499570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322389588.1U Active CN220731436U (en) | 2023-09-04 | 2023-09-04 | Locking piece of circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220731436U (en) |
-
2023
- 2023-09-04 CN CN202322389588.1U patent/CN220731436U/en active Active
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