CN216354035U - Low-voltage circuit breaker energy storage spring supporting assembly - Google Patents
Low-voltage circuit breaker energy storage spring supporting assembly Download PDFInfo
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- CN216354035U CN216354035U CN202122825649.5U CN202122825649U CN216354035U CN 216354035 U CN216354035 U CN 216354035U CN 202122825649 U CN202122825649 U CN 202122825649U CN 216354035 U CN216354035 U CN 216354035U
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- circuit breaker
- voltage circuit
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Abstract
The utility model discloses an energy storage spring supporting assembly of a low-voltage circuit breaker, which comprises a sliding seat, wherein a slot which is matched and spliced with the lower end of an energy storage spring in the low-voltage circuit breaker is arranged in the middle of the upper end surface of the sliding seat, a first screw rod is movably arranged at four corners of the sliding seat in a penetrating manner, each first screw rod extends along the vertical direction, the lower end of each first screw rod is fixed with a bracket positioned in the low-voltage circuit breaker, a first nut which is in threaded connection with the first screw rod is sleeved outside each first screw rod, and each first nut is positioned below the sliding seat and used for supporting the sliding seat.
Description
Technical Field
The utility model relates to the technical field of low-voltage circuit breakers, in particular to an energy storage spring supporting assembly of a low-voltage circuit breaker.
Background
The low-voltage circuit breaker is the electric installation that is used for the break-make of control circuit, and the energy storage unit is then the indispensable part in the low-voltage circuit breaker, and the energy storage spring that is located the energy storage unit at present is back in installing low-voltage circuit breaker, because energy storage spring's elastic potential energy has unadjustable shortcoming, so, leads to energy storage spring's elastic potential energy to appear too big or undersize problem easily to can influence the reliability of energy storage unit work.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides an energy storage spring support assembly of a low-voltage circuit breaker, which can adjust the elastic potential energy of an energy storage spring in an energy storage unit according to the requirement.
The energy storage spring support assembly of the low-voltage circuit breaker comprises a sliding seat, wherein a slot which is matched and spliced with the lower end of an energy storage spring in the low-voltage circuit breaker is arranged in the middle of the upper end face of the sliding seat, a first screw rod penetrates through four corners of the sliding seat in a movable mode, each first screw rod extends along the vertical direction, the lower end of each first screw rod is fixed with a support positioned in the low-voltage circuit breaker, a first nut which is in threaded connection with the first screw rod is sleeved outside each first screw rod, and each first nut is positioned below the sliding seat and used for supporting the sliding seat.
The energy storage spring support assembly of the low-voltage circuit breaker comprises a support, wherein the lower end of each first screw rod is integrally formed with a second screw rod with the outer diameter smaller than that of the first screw rod, each second screw rod is coaxially arranged with the first screw rod at the corresponding position, the lower end of each second screw rod movably penetrates through the support in the low-voltage circuit breaker and is in threaded connection with a second nut, and each first screw rod is fixed with the support in the low-voltage circuit breaker through the second nut; by adopting the structure, the lower end of each first screw rod can be reliably fixed on the bracket in the low-voltage circuit breaker.
According to the energy storage spring support assembly of the low-voltage circuit breaker, a third nut in threaded connection with the first screw rod is sleeved outside each first screw rod, each third nut is located below the first nut in the corresponding position, and each third nut is tightly combined with the first nut in the corresponding position; through the setting of third nut, after the position control of first nut is accomplished, through twisting the third nut so that every third nut all with correspond the first nut on the position and tightly the back, can avoid first nut the condition that random rotation appears.
According to the energy storage spring support assembly of the low-voltage circuit breaker, the inner wall of the opening end of the slot is provided with the first annular guide surface, and the first annular guide surface is used for being matched with the lower end of the energy storage spring to guide so that the lower end of the energy storage spring can be conveniently inserted into the slot; through the setting of first annular spigot surface, when energy storage spring's lower extreme and slot cooperation were pegged graft, the periphery wall of energy storage spring lower extreme can cooperate the direction with first annular spigot surface and insert in the slot in order to make things convenient for energy storage spring's lower extreme.
According to the energy storage spring support assembly of the low-voltage circuit breaker, the insertion rod extending along the vertical direction is integrally formed in the middle of the inner bottom of the insertion groove and used for being inserted into the energy storage spring, and after the insertion rod is inserted into the energy storage spring, the outer peripheral wall of the insertion rod is attached to the inner peripheral wall of the energy storage spring; through the setting of inserted bar, when energy storage spring's lower extreme and slot cooperation were pegged graft, the inserted bar can insert energy storage spring, so, can play the effect of direction and location to energy storage spring, in addition, after the lower extreme of energy storage spring inserted the slot, the inserted bar can play spacing effect to energy storage spring.
According to the energy storage spring support assembly of the low-voltage circuit breaker, the outer peripheral wall of the upper end of the inserted rod is provided with a second annular guide surface, and the second annular guide surface is used for being matched with the inner peripheral wall of the energy storage spring to guide so that the inserted rod can be conveniently inserted into the energy storage spring; through the setting of second annular guiding surface, when the inserted bar was pegged graft with the lower extreme cooperation of energy storage spring, second annular guiding surface can lead in order to make things convenient for the inserted bar to insert in the energy storage spring with the internal perisporium cooperation of energy storage spring lower extreme.
The utility model not only can realize the support of the energy storage spring in the energy storage unit, but also can adjust the elastic potential energy of the energy storage spring in the energy storage unit, thus the elastic potential energy of the energy storage spring can be adjusted to a proper state, and the working reliability of the energy storage unit in the low-voltage circuit breaker can be ensured.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a first perspective view of the present invention;
FIG. 2 is a second perspective view of the present invention;
fig. 3 is a schematic cross-sectional structure of the present invention.
Detailed Description
In the following description, for purposes of explanation, numerous implementation details are set forth in order to provide a thorough understanding of the various embodiments of the present invention. It should be understood, however, that these implementation details are not to be interpreted as limiting the utility model. That is, in some embodiments of the utility model, such implementation details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.
In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The energy storage spring support assembly of the low-voltage circuit breaker comprises a sliding seat 1, wherein a slot 11 which is matched and spliced with the lower end of an energy storage spring in the low-voltage circuit breaker is arranged in the middle of the upper end face of the sliding seat 1, a first screw rod 2 is movably arranged at each of four corners of the sliding seat 1 in a penetrating mode, each first screw rod 2 extends along the vertical direction, the lower end of each first screw rod 2 is fixed with a support positioned in the low-voltage circuit breaker, a first nut 3 in threaded connection with each first screw rod 2 is sleeved on the outer portion of each first screw rod 2, and each first nut 3 is positioned below the sliding seat 1 and used for supporting the sliding seat 1.
A second screw 21 with the outer diameter smaller than that of the first screw 2 is integrally formed at the lower end of each first screw 2, each second screw 21 is coaxially arranged with the first screw 2 at the corresponding position, the lower end of each second screw 21 movably penetrates through a bracket in the low-voltage circuit breaker and is in threaded connection with a second nut 4, and each first screw 2 is fixed with the bracket in the low-voltage circuit breaker through the second nut 4; by adopting the structure, the lower end of each first screw rod can be reliably fixed on the bracket in the low-voltage circuit breaker.
A third nut 5 in threaded connection with the first screw rod 2 is sleeved outside each first screw rod 2, each third nut 5 is positioned below the first nut 3 at the corresponding position, and each third nut 5 is tightly combined with the first nut 3 at the corresponding position; through the setting of third nut, after the position control of first nut is accomplished, through twisting the third nut so that every third nut all with correspond the first nut on the position and tightly the back, can avoid first nut the condition that random rotation appears.
A first annular guide surface 12 is arranged on the inner wall of the opening end of the slot 11, and the first annular guide surface 12 is used for being matched with the lower end of the energy storage spring for guiding so as to facilitate the insertion of the lower end of the energy storage spring into the slot 11; through the setting of first annular spigot surface, when energy storage spring's lower extreme and slot cooperation were pegged graft, the periphery wall of energy storage spring lower extreme can cooperate the direction with first annular spigot surface and insert in the slot in order to make things convenient for energy storage spring's lower extreme.
An inserted bar 13 extending along the vertical direction is integrally formed in the middle of the inner bottom of the slot 11, the inserted bar 13 is used for being inserted into the energy storage spring, and after the inserted bar 13 is inserted into the energy storage spring, the outer peripheral wall of the inserted bar 13 is attached to the inner peripheral wall of the energy storage spring; through the setting of inserted bar, when energy storage spring's lower extreme and slot cooperation were pegged graft, the inserted bar can insert energy storage spring, so, can play the effect of direction and location to energy storage spring, in addition, after the lower extreme of energy storage spring inserted the slot, the inserted bar can play spacing effect to energy storage spring.
A second annular guide surface 14 is arranged on the outer peripheral wall of the upper end of the inserted rod 13, and the second annular guide surface 14 is used for being matched with the inner peripheral wall of the energy storage spring for guiding so as to facilitate the inserted rod 13 to be inserted into the energy storage spring; through the setting of second annular guiding surface, when the inserted bar was pegged graft with the lower extreme cooperation of energy storage spring, second annular guiding surface can lead in order to make things convenient for the inserted bar to insert in the energy storage spring with the internal perisporium cooperation of energy storage spring lower extreme.
When the low-voltage circuit breaker is used, the lower end of each first screw rod is fixed on a bracket in the low-voltage circuit breaker, and the lower end of an energy storage spring in an energy storage unit in the low-voltage circuit breaker is inserted into a slot on a sliding seat; when the elastic potential energy of an energy storage spring in the energy storage unit is too large, firstly, each third nut is unscrewed, then, each first nut moves downwards along the first screw rod by screwing each first nut, and when each first nut moves downwards, the sliding seat can move downwards along the first screw rod under the pushing of the energy storage spring, at the moment, the energy storage spring can stretch, namely the elastic potential energy of the energy storage spring on the energy storage unit can be reduced, after the elastic potential energy of the energy storage spring is adjusted to a proper state, the first nut is stopped to be screwed, and each third nut is screwed to enable each third nut to be re-fastened with the first nut at a corresponding position; when the elastic potential energy of an energy storage spring in the energy storage unit is too small, firstly, each third nut is unscrewed, then, each first nut moves upwards along the first screw rod by screwing each first nut, and when each first nut moves upwards, the sliding seat can move upwards along the first screw rod under the pushing of the first nut, at the moment, the energy storage spring can contract, namely, the elastic potential energy acted on the energy storage unit by the energy storage spring can be increased, after the elastic potential energy of the energy storage spring is adjusted to a proper state, the first nut is stopped to be screwed, and each third nut is screwed to enable each third nut to be fastened with the first nut at a corresponding position again; by adopting the structure, the support of the energy storage spring in the energy storage unit can be realized, and the elastic potential energy of the energy storage spring in the energy storage unit can be adjusted, so that the elastic potential energy of the energy storage spring can be adjusted to a proper state, and the working reliability of the energy storage unit in the low-voltage circuit breaker can be ensured.
The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement or the like made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (6)
1. The utility model provides a low-voltage circuit breaker energy storage spring supporting component which characterized in that: including sliding seat (1), the up end middle part of sliding seat (1) is provided with slot (11) that are arranged in with the lower extreme cooperation grafting of the energy storage spring in the low voltage circuit breaker, a first screw rod (2), every are worn to be equipped with in the equal activity of four edges of sliding seat (1) first screw rod (2) all extend along vertical direction, every the lower extreme of first screw rod (2) all with be located the support of low voltage circuit breaker fixed, every the outside of first screw rod (2) all overlaps and is equipped with first nut (3) with first screw rod (2) threaded connection, every first nut (3) all are located the below of sliding seat (1) and are used for supporting sliding seat (1).
2. The energy storage spring support assembly for the low-voltage circuit breaker according to claim 1, wherein a second screw (21) with an outer diameter smaller than that of the first screw (2) is integrally formed at the lower end of each first screw (2), each second screw (21) is coaxially arranged with the first screw (2) at a corresponding position, a second nut (4) is in threaded connection with the lower end of each second screw (21) after the lower end of each second screw movably penetrates through a support in the low-voltage circuit breaker, and each first screw (2) is fixed with the support in the low-voltage circuit breaker through the second nut (4).
3. The energy storage spring support assembly for the low-voltage circuit breaker according to claim 1, wherein a third nut (5) in threaded connection with the first screw (2) is sleeved outside each first screw (2), each third nut (5) is located below the first nut (3) in the corresponding position, and each third nut (5) is tightly combined with the first nut (3) in the corresponding position.
4. The energy storage spring support assembly for the low-voltage circuit breaker according to claim 1, wherein a first annular guide surface (12) is arranged on the inner wall of the opening end of the slot (11), and the first annular guide surface (12) is used for being matched with the lower end of the energy storage spring to guide so as to facilitate the insertion of the lower end of the energy storage spring into the slot (11).
5. The energy storage spring support assembly for the low-voltage circuit breaker according to claim 1, wherein an insertion rod (13) extending in the vertical direction is integrally formed in the middle of the inner bottom of the insertion groove (11), the insertion rod (13) is used for being inserted into the energy storage spring, and after the insertion rod (13) is inserted into the energy storage spring, the outer peripheral wall of the insertion rod (13) is attached to the inner peripheral wall of the energy storage spring.
6. Low voltage circuit breaker energy storage spring support assembly according to claim 5, characterized in that the outer peripheral wall of the upper end of the plunger (13) is provided with a second annular guide surface (14), the second annular guide surface (14) being adapted to cooperate with the inner peripheral wall of the energy storage spring for guiding the plunger (13) into the energy storage spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122825649.5U CN216354035U (en) | 2021-11-17 | 2021-11-17 | Low-voltage circuit breaker energy storage spring supporting assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122825649.5U CN216354035U (en) | 2021-11-17 | 2021-11-17 | Low-voltage circuit breaker energy storage spring supporting assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216354035U true CN216354035U (en) | 2022-04-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122825649.5U Active CN216354035U (en) | 2021-11-17 | 2021-11-17 | Low-voltage circuit breaker energy storage spring supporting assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216354035U (en) |
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2021
- 2021-11-17 CN CN202122825649.5U patent/CN216354035U/en active Active
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