CN220604562U - Secondary fusion digital type on-column circuit breaker - Google Patents
Secondary fusion digital type on-column circuit breaker Download PDFInfo
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- CN220604562U CN220604562U CN202322272429.3U CN202322272429U CN220604562U CN 220604562 U CN220604562 U CN 220604562U CN 202322272429 U CN202322272429 U CN 202322272429U CN 220604562 U CN220604562 U CN 220604562U
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Abstract
The utility model belongs to the technical field of circuit breakers, and particularly relates to a two-time fusion digital type pole-mounted circuit breaker which comprises integrated solid-sealed pole posts, a shell and an elastic operating mechanism, wherein the integrated solid-sealed pole posts are connected to the upper part of the shell through bolts, the integrated solid-sealed pole posts are arranged into three groups, the three groups of integrated solid-sealed pole posts are arranged side by side at equal intervals, the elastic operating mechanism is connected to the inside of the shell through bolts, the integrated solid-sealed pole posts comprise a wire inlet seat, a vacuum arc-extinguishing chamber, an electronic PT, an insulating pull rod, an electronic CT and a wire outlet seat, the wire inlet seat is connected to the top of the outer side of the integrated solid-sealed pole post through bolts, the vacuum arc-extinguishing chamber is arranged at the upper part of an inner cavity of the integrated solid-sealed pole post, and the electronic PT is arranged at the upper side part of the integrated solid-sealed pole post; according to the utility model, the electronic PT, the electronic CT and the vacuum arc-extinguishing chamber are fixedly sealed into an integrated structure through an APG (active plasma display panel) solid sealing process, so that deep fusion on primary and secondary physical spaces is realized, and miniaturization of the product volume and convenience in installation are ensured.
Description
Technical Field
The utility model belongs to the technical field of circuit breakers, and particularly relates to a secondary fusion digital column circuit breaker.
Background
In order to improve the level of a power distribution network, the investment and construction of the intelligent power network are continuously increased, and in order to solve the problem that a primary high-voltage switch and a secondary intelligent feeder terminal device are not matched in large-scale construction and transformation of the power distribution network, a secondary integration technical scheme of the power distribution device is provided by the national power network as early as 2016. The secondary fusion scheme can be carried out in two stages in transition, and the task of the first stage is basically completed; the second stage is a secondary fusion stage of the power distribution switch, and the primary main body equipment, the high-precision sensor and the secondary terminal equipment are deeply fused in the stage, so that the aims of high reliability, miniaturization, platformization, universality and economy are achieved.
Aiming at the second stage task, the existing scheme of the secondary fused on-column circuit breaker and the same-row scheme mainly adopt a secondary complete set type product, and the secondary product is complete set on the primary switch, namely an electromagnetic transformer combination mode, namely a combination mode of electromagnetic current, voltage transformers and electronic zero sequence voltage sensors. The PT and CT of the small signal are adopted, the problem of automation of a part of original distribution network is solved, and the line loss acquisition function is realized.
The main problems in the existing scheme are as follows: firstly, the degree of secondary fusion of the product is not deep enough, only the secondary equipment fusion in the physical sense is realized, the deep fusion in the aspect of electric control is not realized, the product structure is not compact enough, and the overhead line is inconvenient to install; secondly, the product realizes the function of partial automatic control, but lacks the digital foundation of product platformization and intelligent development.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the secondary fusion digital type on-column circuit breaker, which effectively solves the technical problems that the primary fusion degree of products in the current market is not deep enough, only the secondary equipment fusion in the physical sense is realized, the deep fusion in the aspect of electric control is not realized, the product structure is not compact enough, the overhead line is inconvenient to install, the product realizes the function of partial automatic control, but the product platformization, the digital foundation for intelligent development and the like are lacked.
The technical scheme adopted by the utility model is as follows: the utility model discloses a secondary fusion digital pole-mounted circuit breaker which comprises integrated solid-sealed pole posts, a shell and a spring operating mechanism, wherein the integrated solid-sealed pole posts are connected to the upper part of the shell through bolts, the integrated solid-sealed pole posts are arranged into three groups, the three groups of integrated solid-sealed pole posts are arranged side by side at equal intervals, and the spring operating mechanism is connected to the inside of the shell through bolts.
As a further scheme of the utility model: the integrated solid-sealed pole comprises an incoming wire seat, a vacuum arc-extinguishing chamber, an electronic PT, an insulating pull rod, an electronic CT and an outgoing wire seat, wherein the incoming wire seat is connected with the top of the outer side of the integrated solid-sealed pole through bolts, the vacuum arc-extinguishing chamber is arranged on the upper portion of an inner cavity of the integrated solid-sealed pole, the electronic PT is arranged on the upper side portion of the integrated solid-sealed pole, the insulating pull rod is arranged on the lower portion of the inner cavity of the integrated solid-sealed pole, the electronic CT is arranged on the upper side portion of the integrated solid-sealed pole and opposite to the electronic PT, one end of the outgoing wire seat is arranged in the integrated solid-sealed pole, and the other end of the outgoing wire seat is arranged outside the integrated solid-sealed pole.
As still further aspects of the utility model: the automatic switching device comprises a shell, and is characterized by further comprising an aviation plug, an opening and closing indication, an energy storage handle, an energy storage indication, an opening and closing handle, a junction box and a digital module ADMU, wherein the aviation plug, the opening and closing indication, the energy storage handle, the energy storage indication and the opening and closing handle are arranged outside the same side of the shell, the junction box and the digital module ADMU are arranged on two sides of the inside of the shell, and the opening and closing indication, the energy storage handle, the energy storage indication and the opening and closing handle are respectively connected to an elastic operating mechanism through pin buckles inside the shell.
As still further aspects of the utility model: the digital module ADMU comprises a measuring module, a protecting module, an analog adder, an opening amount module, an AD conversion module and a protocol coding control module, one end of the digital module ADMU is electrically connected with an aviation plug, the other end of the digital module ADMU is electrically connected with an electronic PT, an electronic CT and a junction box, and the electronic PT, the electronic CT and the junction box are combined into a control system of the on-column circuit breaker.
As still further aspects of the utility model: the vacuum arc-extinguishing chamber, the electronic PT, the insulating pull rod, the electronic CT and the wire outlet seat are arranged into an APG solid-sealed integrated structure, the end socket of the wire outlet seat, which is fixedly sealed inside, is connected between the lower part of the vacuum arc-extinguishing chamber and the upper part of the insulating pull rod, and the electronic CT is arranged around the wire outlet seat.
As still further aspects of the utility model: the spring operating mechanism is connected to the lower end of the insulating pull rod through a pin.
The beneficial effects obtained by the utility model by adopting the structure are as follows: according to the scheme, the electronic PT, the electronic CT and the vacuum arc extinguish chamber are fixedly sealed into an integrated structure through an APG (advanced plasma arc welding) solid sealing process, so that deep fusion on primary and secondary physical spaces is realized, and miniaturization of the product volume and convenience in installation are ensured.
And secondly, the analog-digital conversion of the circuit breaker on the outdoor column is realized through the digital ADMU control module, a digital basis is provided for the networking platformization and the intellectualization of the product, and the promotion of the self-diagnosis and self-healing technology of the product is facilitated.
Drawings
FIG. 1 is a front view of a two-shot digital on-column circuit breaker of the present utility model;
FIG. 2 is a cross-sectional side view of a secondary fused digital on-column circuit breaker of the present utility model;
fig. 3 is a bottom view of a secondary fused digital pole-top circuit breaker with a cover removed;
fig. 4 is a control schematic block diagram of a secondary fused digital on-column circuit breaker of the present utility model.
Wherein, 1, an integrated solid sealed polar pole; 2. a housing; 3. aviation plug; 4. a separation and combination indication; 5. an energy storage handle; 6. an energy storage indication; 7. an opening and closing handle; 8. a wire inlet seat; 9. a vacuum arc extinguishing chamber; 10. an electronic PT; 11. an insulating pull rod; 12. a spring operating mechanism; 13. electronic CT; 14. a wire outlet seat; 15. a junction box; 16. a Digitizing (ADMU) module.
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; 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.
As shown in fig. 1 to 3, the secondary fusion digital pole-mounted circuit breaker comprises an integrated solid-sealed pole 1, a shell 2 and an elastic operating mechanism 12, wherein the integrated solid-sealed pole 1 is fixedly connected to the upper part of the shell 2 through bolts, and the integrated solid-sealed pole 1 is provided with three parallel equidistant arrangements, wherein the elastic operating mechanism 12 is fixedly connected to the inside of the shell 2 through bolts, and the arrangement mode realizes the overall appearance structural layout of the secondary fusion digital pole-mounted circuit breaker, has compact structure, saves space and is convenient for products to be mounted on an overhead line.
In one embodiment, as shown in fig. 1 to 3, the integrated solid sealed pole 1 comprises a wire inlet seat 8, a vacuum arc extinguishing chamber 9, an electronic PT10, an insulating pull rod 11, an electronic CT13 and a wire outlet seat 14, wherein the wire inlet seat 8 is fixedly connected to the top of the outer side of the integrated solid sealed pole 1 through bolts, the vacuum arc extinguishing chamber 9 is arranged at the upper part of the inner cavity of the integrated solid sealed pole 1, the electronic PT10 is arranged at the upper side part of the integrated solid sealed pole 1, the insulating pull rod 11 is arranged at the lower part of the inner cavity of the integrated solid sealed pole 1, the electronic CT13 is arranged at the upper side part of the integrated solid sealed pole 1 and opposite to the electronic PT10, one end of the wire outlet seat 14 is arranged inside the integrated solid sealed pole 1, and the other end of the wire outlet seat 14 is exposed outside the integrated solid sealed pole 1.
In one embodiment, as shown in fig. 1 and 3, a secondary fused digital column circuit breaker further includes an aviation plug 3, an opening and closing indication 4, an energy storage handle 5, an energy storage indication 6, an opening and closing handle 7, a junction box 15 and a digital module ADMU16, wherein the aviation plug 3, the opening and closing indication 4, the energy storage handle 5, the energy storage indication 6 and the opening and closing handle 7 are arranged outside the same side of the shell 2, the junction box 15 and the digital module ADMU16 are arranged on two sides inside the shell 2, the opening and closing indication 4, the energy storage handle 5, the energy storage indication 6 and the opening and closing handle 7 are respectively connected to the spring operating mechanism 12 through pin buckles inside the shell 2, manual operation and electric operation of a product can be achieved through the arrangement, opening and closing of the column circuit breaker can be achieved through the opening and closing handle 7 arranged in an emergency or when electric control cannot be achieved, and the shell 2 is provided with the opening and closing indication 4 and the energy storage indication 6 is convenient for operators to determine the state of the circuit breaker, so that misoperation is avoided.
In one embodiment, as shown in fig. 4, the digitizing module ADMU16 includes a measuring, protecting, analog adder, an input, an AD conversion and protocol coding control module, one end of the digitizing module ADMU16 is electrically connected to the aviation plug 3, the other end of the digitizing module ADMU16 is electrically connected to the electronic PT10, the electronic CT13 and the junction box 15, and the electronic PT10, the electronic CT13 and the junction box 15 are combined into a control system of the on-column circuit breaker.
The zero sequence voltage and current of the circuit breaker are obtained through calculation and synthesis of collected voltage and current signals of the electronic PT10 and the electronic CT13 by the digital module ADMU16, wherein the on-pole circuit breaker monitors, protects and controls the circuit breaker by the digital module ADMU16, converts analog quantity of a product into digital quantity for transmission, provides a digital signal basis for realizing platformization and intellectualization of the product in future, and is beneficial to the promotion of self-diagnosis and self-healing technology of the product.
In one embodiment, as shown in fig. 1-3, the vacuum arc-extinguishing chamber 9, the electronic PT10, the insulating pull rod 11, the electronic CT13 and the wire outlet seat 14 form an integrated structure through an APG solid sealing process, wherein the end of the wire outlet seat 14 which is fixedly sealed inside is connected between the lower part of the vacuum arc-extinguishing chamber 9 and the upper part of the insulating pull rod 11, the electronic CT13 is circumferentially arranged at the wire outlet seat 14, the elastic operating mechanism 12 is connected at the lower end of the insulating pull rod 11 through a pin, the integrated solid sealing pole 1 realizes the structural integration of the primary vacuum arc-extinguishing chamber 9, the secondary electron PT10 and the electronic CT13, realizes the secondary fusion in the physical sense of products, and the integrated solid sealing pole 1 realizes the acquisition of three-phase current and voltage physical quantity signals flowing through the circuit breaker.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.
Claims (5)
1. A secondary fuses digital column circuit breaker which characterized in that: the integrated solid-sealed polar pole comprises integrated solid-sealed polar poles (1), a shell (2) and a spring operating mechanism (12), wherein the integrated solid-sealed polar poles (1) are connected to the upper part of the shell (2) through bolts, the integrated solid-sealed polar poles (1) are arranged in three groups, the three groups of the integrated solid-sealed polar poles (1) are arranged side by side at equal intervals, and the spring operating mechanism (12) is connected to the inside of the shell (2) through bolts;
the integrated solid-sealed pole (1) comprises an incoming wire seat (8), a vacuum arc-extinguishing chamber (9), an electronic PT (10), an insulating pull rod (11), an electronic CT (13) and an outgoing wire seat (14), wherein the incoming wire seat (8) is connected with the top of the outer side of the integrated solid-sealed pole (1) through bolts, the vacuum arc-extinguishing chamber (9) is arranged on the upper portion of the inner cavity of the integrated solid-sealed pole (1), the electronic PT (10) is arranged on the upper side portion of the inner cavity of the integrated solid-sealed pole (1), the insulating pull rod (11) is arranged on the lower portion of the inner cavity of the integrated solid-sealed pole (1), the electronic CT (13) is arranged on the upper side portion of the integrated solid-sealed pole (1) and opposite to the electronic PT (10), one end of the outgoing wire seat (14) is arranged inside the integrated solid-sealed pole (1), and the other end of the outgoing wire seat (14) is arranged outside the integrated solid-sealed pole (1).
2. The secondary fused digital on-column circuit breaker of claim 1, further comprising: aviation plug (3), divide to close and instruct (4), energy storage handle (5), energy storage instruction (6), divide-shut brake handle (7), terminal box (15) and digital module ADMU (16), aviation plug (3), divide to close and instruct (4), energy storage handle (5), energy storage instruct (6) and divide-shut brake handle (7) to locate the outside of casing (2) with one side, the both sides of casing (2) inside are located to terminal box (15) and digital module ADMU (16), divide to close and instruct (4), energy storage handle (5), energy storage instruct (6) and divide-shut brake handle (7) to be connected in bullet operating mechanism (12) at casing (2) inside through the round pin knot respectively.
3. A secondary fused digital on-column circuit breaker according to claim 2, characterized in that: the digital module ADMU (16) comprises a measuring module, a protecting module, an analog adder, an opening amount module, an AD conversion module and a protocol coding control module, one end of the digital module ADMU (16) is electrically connected with the aviation plug (3), the other end of the digital module ADMU (16) is electrically connected with the electronic PT (10), the electronic CT (13) and the junction box (15), and the electronic PT (10), the electronic CT (13) and the junction box (15) are combined into a control system of the on-column circuit breaker.
4. A secondary fused digital on-column circuit breaker according to claim 3, characterized in that: the vacuum arc-extinguishing chamber (9), the electronic PT (10), the insulating pull rod (11), the electronic CT (13) and the wire outlet seat (14) are arranged into an APG (advanced personal gas) fixedly sealed integrated structure, the wire outlet seat (14) is fixedly sealed at the inner end, the wire outlet seat is connected between the lower part of the vacuum arc-extinguishing chamber (9) and the upper part of the insulating pull rod (11), and the electronic CT (13) is arranged around the wire outlet seat (14).
5. A secondary fused digital on-column circuit breaker as in claim 4 wherein: the spring operating mechanism (12) is connected to the lower end of the insulating pull rod (11) through a pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322272429.3U CN220604562U (en) | 2023-08-23 | 2023-08-23 | Secondary fusion digital type on-column circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322272429.3U CN220604562U (en) | 2023-08-23 | 2023-08-23 | Secondary fusion digital type on-column circuit breaker |
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| Publication Number | Publication Date |
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| CN220604562U true CN220604562U (en) | 2024-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202322272429.3U Active CN220604562U (en) | 2023-08-23 | 2023-08-23 | Secondary fusion digital type on-column circuit breaker |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118553557A (en) * | 2024-06-03 | 2024-08-27 | 河北唯科节能科技有限公司 | Primary and secondary depth fusion standardized on-column circuit breaker |
| CN118888376A (en) * | 2024-09-27 | 2024-11-01 | 坦帕(福建)电气股份公司 | A circuit breaker with a power-taking capacitor |
| CN119480536A (en) * | 2025-01-15 | 2025-02-18 | 默鸿电气有限公司 | A primary and secondary integrated pole-mounted circuit breaker |
-
2023
- 2023-08-23 CN CN202322272429.3U patent/CN220604562U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118553557A (en) * | 2024-06-03 | 2024-08-27 | 河北唯科节能科技有限公司 | Primary and secondary depth fusion standardized on-column circuit breaker |
| CN118553557B (en) * | 2024-06-03 | 2025-04-15 | 河北唯科节能科技有限公司 | A standardized pole-mounted circuit breaker with deep integration of primary and secondary circuits |
| CN118888376A (en) * | 2024-09-27 | 2024-11-01 | 坦帕(福建)电气股份公司 | A circuit breaker with a power-taking capacitor |
| CN119480536A (en) * | 2025-01-15 | 2025-02-18 | 默鸿电气有限公司 | A primary and secondary integrated pole-mounted circuit breaker |
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