CN216288157U - Integrated high-voltage vacuum circuit breaker - Google Patents
Integrated high-voltage vacuum circuit breaker Download PDFInfo
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- CN216288157U CN216288157U CN202122452034.2U CN202122452034U CN216288157U CN 216288157 U CN216288157 U CN 216288157U CN 202122452034 U CN202122452034 U CN 202122452034U CN 216288157 U CN216288157 U CN 216288157U
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- circuit breaker
- vacuum circuit
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- cover
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Abstract
The utility model belongs to the technical field of high-voltage circuit breakers, and particularly relates to an integrated high-voltage vacuum circuit breaker, which comprises a main body and three insulating support columns arranged above the main body, wherein each insulating support column comprises a lower support column and an upper support column connected to the lower support column; the connecting flange is connected with a lower wiring end, the lower wiring end is sleeved with a current sensor, the top of the upper support is provided with an upper wiring end, and the upper support and the lower support are sleeved with insulating sleeves; a fixing sleeve is arranged on the main body around the lower binding post. The connecting flange is fixedly connected with the operating box, so that the assembling speed of the vacuum high-voltage circuit breaker is increased, the fixing sleeve is arranged on the main body around the lower support and is used for being matched with the large protective cover or the small protective cover, the lower support or a hole formed in the main body and used for installing the lower support is better protected, and sundries are prevented from being transferred into the main body or the lower support.
Description
Technical Field
The utility model belongs to the technical field of high-voltage circuit breakers, and particularly relates to an integrated high-voltage vacuum circuit breaker.
Background
The vacuum circuit breaker is named because arc extinguishing media and insulating media of contact gaps after arc extinguishing are high vacuum; the arc extinguishing device has the advantages of small volume, light weight, suitability for frequent operation and no need of maintenance for arc extinguishing, and is relatively popularized in power distribution networks. The vacuum circuit breaker is an indoor power distribution device in a 3-10 kV and 50Hz three-phase alternating-current system, can be used for protecting and controlling electrical equipment in industrial and mining enterprises, power plants and transformer substations, is particularly suitable for use places requiring no oil, less maintenance and frequent operation, and can be arranged in a middle cabinet, a double-layer cabinet and a fixed cabinet to be used for controlling and protecting high-voltage electrical equipment.
The vacuum high-voltage circuit breaker is mostly outdoors, and the problems of complex construction and long construction period often exist due to the fact that a plurality of parts exist in the assembly process; outdoor work also leads to its operational environment to be comparatively more abominable a bit, in case there is the trouble, just needs in time to overhaul and change, overhauls or changes the period, also is a problem to the protection work of the vacuum high voltage circuit breaker who dismantles open.
SUMMERY OF THE UTILITY MODEL
In view of the above, the utility model provides an integrated high-voltage vacuum circuit breaker, which is used for solving the problems of complex structure and long outdoor construction period of the existing high-voltage vacuum circuit breaker and the problem of protecting the disassembled high-voltage vacuum circuit breaker during maintenance or replacement.
In order to achieve the purpose, the utility model is realized by the following technical scheme:
the utility model provides an integrated high-voltage vacuum circuit breaker, which comprises a main body and three insulating support columns arranged above the main body, wherein the outer side wall of the main body is provided with a switching-on/off handle, an energy storage handle and a switching-on/off pointer; the connecting flange is connected with a lower wiring end, the lower wiring end is sleeved with a current sensor, the top of the upper support is provided with an upper wiring end, and the upper support and the lower support are sleeved with insulating sleeves; a fixing sleeve is arranged on the main body around the lower binding post, and external threads are arranged on the outer side of the fixing sleeve.
In the above-described integrated high voltage vacuum circuit breaker, preferably, the lower support is fixedly connected to the main body 1, and the current sensor is mounted to the main body 1 through a transformer holder.
In the above-mentioned integrated high-voltage vacuum circuit breaker, as a preferable scheme, the upper terminal and the lower terminal are designed by chamfers.
In the above-mentioned integrated high-voltage vacuum circuit breaker, as the preferred scheme, the fixed sleeve is connected with big visor or little visor, big visor includes the lid and sets up the silica gel lid at the lid top, is provided with the handle on the silica gel lid, and lid lower extreme opening part is provided with the ring seat.
In the above-mentioned integrated high-voltage vacuum circuit breaker, as an optimal scheme, the small protective cover includes a cover body and a silica gel cover arranged at the top of the cover body, a handle is arranged on the silica gel cover, and an internal thread is arranged on the inner side wall close to the lower end of the cover body.
In the above-mentioned integrated high-voltage vacuum circuit breaker, as a preferable scheme, the fixing sleeve is made of engineering plastics.
In the above-mentioned integrated high-voltage vacuum circuit breaker, preferably, the insulating sleeve is made of ceramic or silica gel.
The utility model provides an integrated high-voltage vacuum circuit breaker, which has the following beneficial effects:
in the integrated high-voltage vacuum circuit breaker provided by the utility model, the connecting flange is fixedly connected with the operation box, so that the assembly speed of the vacuum high-voltage circuit breaker is increased, and in addition, the lower support column can also adopt an integrated structure with the main body, so that the assembly difficulty is further reduced and the assembly speed is increased; the main part around pillar is provided with fixed cover down, and fixed cover is used for using with big visor or little visor cooperation, and then the hole that is used for installing pillar down of seting up in better protection pillar or the main part, avoids in debris are transferred into main part or pillar down, influences the normal operating of equipment.
Drawings
Fig. 1 is a schematic overall structure diagram of an integrated high-voltage vacuum circuit breaker according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a large protection cover of an integrated high-voltage vacuum circuit breaker according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a small protection cover of an integrated high-voltage vacuum circuit breaker according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Exemplary embodiments of the present invention are described in detail with reference to the following drawings.
The reference numbers in the figures denote: 1 is the main part, 2 is deciliter handle, 3 is the energy storage handle, 4 is deciliter pointer, 5 is fixed cover, 6 is lower pillar, 7 is last wiring end, 8 is last pillar, 9 is lower wiring end, 10 is flange, 11 is current transformer, 12 is the mutual inductor frame, 13 is the mechanism case, 14 is the lid, 15 is the ring seat, 16 is the silica gel lid, 17 is the handle, 18 is the internal thread, 19 is the breach groove.
Exemplary embodiments of the present invention are described below in conjunction with specific cases:
as shown in fig. 1 to 3, the present invention provides an integrated high voltage vacuum circuit breaker, which comprises a main body 1, wherein the main body 1 is a rectangular box, three insulating pillars are arranged at the top of the main body 1, each insulating pillar comprises a lower pillar 6 with a lower portion fixed on the main body 1 and an upper pillar 8 connected above the lower pillar 6, and insulating sleeves made of ceramic or silica gel are sleeved on the lower pillar 6 and the upper pillar 8. Be connected with wiring end 7 at last pillar 8 top, go up wiring end 7 and adopt sheet metal to make, go up wiring end 7 and become the form of bending, go up the both ends of wiring end 7 and adopt the fillet design, change the design and can effectually avoid the phenomenon of high-voltage point discharge, can protect insulating pillar and last wiring end 7, prolong the life of the two greatly.
A connecting flange 10 is arranged on the side wall of a mechanism box 13 at the upper part of the lower support 6, the connecting flange 10 is fixed in the side wall of the mechanism box 13, and the small end of the connecting flange 10 is inserted into the mechanism box 13 and is communicated with an internal conductor. The connecting flange 10 is connected with a lower wiring terminal 9, one end of the lower wiring terminal 9 is a cylinder, the other end of the lower wiring terminal is a plate-shaped body, and the end part of the plate-shaped body of the lower wiring terminal 9 adopts an arc design, so that the problem of high-voltage discharge is avoided. The lower terminal 9 is sleeved with a current sensor 11, and the current sensor 11 is fixed on the main body 1 beside the insulating support through a mutual inductor frame made of insulating materials. The connecting flange 10 and the upper mechanism box 13 of the lower support 6 are integrally designed, so that the number of assembling parts of the insulating supports can be reduced, the assembling speed of the high-voltage vacuum circuit breaker is increased, and the working efficiency is improved.
Furthermore, the lower support 6 of the insulating support is fixedly connected with the upper part of the main body 1, the main body 1 and the lower support 6 are integrally designed, a mechanical mechanism in a mechanism box 13 arranged at the top of the lower support 6 and an action mechanism in the main body 1 are directly assembled, and only the upper support 8 of the insulating support needs to be directly installed on the lower support 6 for assembly in the later period, so that the vacuum high-voltage circuit breaker is more indirectly assembled by changing the design, and the field construction speed of the vacuum high-voltage circuit breaker is greatly improved.
A fixed sleeve 5 is arranged around the insulating support on the main body 1, the lower end of the fixed sleeve 5 is fixed on the main body 1, and external threads are arranged on the outer side wall of the fixed sleeve 5.
Be provided with deciliter handle 2, energy storage handle 3 and deciliter pointer 4 on the lateral wall of main part 1 keeping away from lower terminal 9, deciliter handle 2 is used for the closure and the disconnection of manual control high pressure vacuum isolator, and energy storage handle 3 is used for the stored energy, and deciliter pointer 4 is used for showing high pressure vacuum circuit breaker operating condition at present, avoids workman's maloperation during the maintenance, avoids causing the incident.
The fixing sleeve 5 of the main body 1 can be sleeved with a large protective cover and a small protective cover, wherein the large protective cover comprises a cylindrical cover body 14 and a silica gel cover 16 arranged at the top of the cover body, a gap groove 19 is formed in the side wall of the cover body 14, the gap groove 19 is used for accommodating a connecting flange 10, a circular ring seat 15 is arranged on the outer edge of the side wall of the opening end of the cover body 14, and a handle 17 is arranged on the silica gel cover 16; big visor is used for when maintaining insulating pillar, protects lower support 6, unpacks the back apart insulating pillar, and 6 inner structure of lower support will expose to the outside, and at this moment, overlaps big visor on fixed cover 5, can protect 6 inner structure of lower support.
The small protective cover comprises a cover body 14 and a silica gel cover 16 arranged at the top of the cover body 14, wherein a handle 17 is arranged on the silica gel cover 16, and an internal thread 18 is arranged on the inner side wall close to the lower end of the cover body 14; the small protective cover is used for protecting a mounting hole in the main body 1 for mounting the lower support 6 when the main body 1 is transported before the insulating support is mounted, so that the main body 1 is prevented from being filled with sundries or water in the transportation engineering, and the small protective cover is assembled through the thread matching of the arranged internal thread 18 and the external thread arranged on the fixed sleeve 5.
Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The principle and the implementation of the present invention are explained above by applying specific examples, and the above description of the embodiments is only used to help understanding the method and the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (7)
1. The utility model provides an integration high pressure vacuum circuit breaker, includes the main part and installs three insulating pillars in the main part top, is provided with deciliter handle, energy storage handle and deciliter pointer on the lateral wall of main part, its characterized in that: the insulating support comprises a lower support and an upper support connected to the lower support, the top of the lower support is provided with an operation box, and the side wall of the operation box is fixedly connected with a connecting flange; the connecting flange is connected with a lower wiring end, the lower wiring end is sleeved with a current sensor, the top of the upper support is provided with an upper wiring end, and the upper support and the lower support are sleeved with insulating sleeves; a fixing sleeve is arranged on the main body around the lower binding post, and external threads are arranged on the outer side of the fixing sleeve.
2. The integrated high-voltage vacuum circuit breaker according to claim 1, characterized in that: the lower support is fixedly connected to the main body, and the current sensor is installed on the main body through a mutual inductor frame.
3. The integrated high-voltage vacuum circuit breaker according to claim 1, characterized in that: the upper wiring end and the lower wiring end adopt chamfer design.
4. The integrated high-voltage vacuum circuit breaker according to claim 1, characterized in that: the fixed sleeve is connected with a large protective cover or a small protective cover, the large protective cover comprises a cover body and a silica gel cover arranged at the top of the cover body, a handle is arranged on the silica gel cover, and a circular ring seat is arranged at the opening at the lower end of the cover body.
5. The integrated high-voltage vacuum circuit breaker according to claim 4, characterized in that: the small protective cover comprises a cover body and a silica gel cover arranged at the top of the cover body, a handle is arranged on the silica gel cover, and an internal thread is arranged on the inner side wall close to the lower end of the cover body.
6. The integrated high-voltage vacuum circuit breaker according to claim 1, characterized in that: the fixed sleeve is made of engineering plastics.
7. The integrated high-voltage vacuum circuit breaker according to claim 1, characterized in that: the insulating sleeve is made of ceramic or silica gel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122452034.2U CN216288157U (en) | 2021-10-12 | 2021-10-12 | Integrated high-voltage vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122452034.2U CN216288157U (en) | 2021-10-12 | 2021-10-12 | Integrated high-voltage vacuum circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216288157U true CN216288157U (en) | 2022-04-12 |
Family
ID=81068175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122452034.2U Active CN216288157U (en) | 2021-10-12 | 2021-10-12 | Integrated high-voltage vacuum circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216288157U (en) |
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2021
- 2021-10-12 CN CN202122452034.2U patent/CN216288157U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An integrated high-voltage vacuum circuit breaker Effective date of registration: 20230420 Granted publication date: 20220412 Pledgee: Bank of China Limited by Share Ltd. Xuchang branch Pledgor: XUCHANG CHANGJIANG HIGH PRESSURE MEASURING EQUIPMENT Co.,Ltd. Registration number: Y2023980038508 |