CN202712732U - Total-solid insulation ring-network cabinet equipped with fuse tube - Google Patents
Total-solid insulation ring-network cabinet equipped with fuse tube Download PDFInfo
- Publication number
- CN202712732U CN202712732U CN 201220235694 CN201220235694U CN202712732U CN 202712732 U CN202712732 U CN 202712732U CN 201220235694 CN201220235694 CN 201220235694 CN 201220235694 U CN201220235694 U CN 201220235694U CN 202712732 U CN202712732 U CN 202712732U
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- fuse
- cabinet
- fuse canister
- ring network
- total solid
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Abstract
The utility model relates to a total-solid insulation ring-network cabinet equipped with a fuse tube. The total-solid insulation ring-network cabinet equipped with the fuse tube comprises a cabinet body, a bus, a solid sealed pole arranged on the cabinet body, a load switch operation mechanism which is connected with the solid sealed pole, and an isolation grounding switch operation mechanism. The solid sealed pole comprises an epoxy resin casing body and a vacuum interrupter casted in the casing body and an isolation grounding switch. The fuse tube is arranged in the cabinet body. The fuse tube is connected with the solid sealed pole through the bus. The fuse tube is provided with a grounding end, and a grounding pull rod is arranged on the grounding end. A grounding end cover is arranged on the tube body. The grounding end cover is arranged on the grounding end. According to the utility model, the fuse tube which has the function of grounding has the advantages of firm structure and small internal resistance, thus the temperature of the internal fuse tube is reduced, and the service life is prolonged.
Description
Technical field
The utility model relates to a kind of total solid insulating ring network cabinet that fuse canister is installed.
Background technology
The ring main unit majority is the gas-insulated ring network cabinet at present.Adopt SF6 gas as the insulation of electrification in high voltage part or cut-off medium.Because SF6 gas can decomposite toxic gas after cut-offfing, and easily leaks, complicated to seal request height and the processing technology of casing, it is complicated to cause the maintenance of gas-insulated ring network cabinet to detect, and needs regularly to hunt leak and make-up gas.In addition according to Kyoto Protocol, as the insulation of gas-insulated ring network cabinet or cut-off medium, SF6 gas is clearly classified as one of greenhouse gases, requires to reduce its use amount.
The utility model content
Technical problem to be solved in the utility model is to overcome the deficiency of above-mentioned prior art, and a kind of sound construction is provided, and internal resistance is less, and then has reduced the temperature of fuse inside, the total solid insulating ring network cabinet that fuse canister is installed of long service life.
The main technical schemes that the total solid insulating ring network cabinet that fuse canister is installed that provides according to the utility model adopts is: comprise cabinet, bus, the load switch operation mechanism that is installed in the pole on the described cabinet and is connected with described pole, the isolation earthing switch operating mechanism, described pole comprises the epoxy resin housing and is cast in described housing interior vacuum interrupter and isolation earthing switch, also be provided with fuse canister in the described cabinet, described fuse canister is connected by bus with the institute pole, described fuse canister has an earth terminal, be provided with a ground connection pull bar on the described earth terminal, be provided with the ground connection end cap on the described cylindrical shell, described ground connection end cap is installed on the earth terminal.
The total solid insulating ring network cabinet that fuse canister is installed that the utility model provides also can have following attached technical characterictic:
Described fuse canister comprises cylindrical shell, is installed in the fuse in the described cylindrical shell and top cover and the grading shield that is installed in respectively described fuse two ends, and described cylindrical shell also has end of incoming cables and leading-out terminal, and described end of incoming cables is connected by bus with described on-load switch.
One electric conductor is installed on the described grading shield, and described electric conductor is fixed on described fuse bottom.
Be provided with gauze screen on the described leading-out terminal, described gauze screen is cast in the described cylindrical shell.
Be provided with insulating case on the described end of incoming cables, be provided with conducting rod in the described insulating case, described conducting rod is connected with described fuse.
In the described cylindrical shell fixed head is installed, described fixed head is fixed described fuse.
Described bus comprises copper rod and is coated on the outer insulating barrier of described copper rod, is provided with gauze screen on the described bus.
On the described cabinet mounting panel is installed, described mounting panel is installed in described pole on the described cabinet.
Also be provided with dividing plate on the described cabinet, the leading-out terminal on the described cylindrical shell is installed on the described dividing plate.
Described pole surface spraying conductive layer.
The beneficial effect that the total solid insulating ring network cabinet that fuse canister is installed that adopts the utility model to provide brings is: metallic conductor is cast in the insulation shell, can effectively avoids the exposed drawback of current-carrying part; The utility model also has sound construction, and internal resistance is less, and then has reduced the temperature of fuse inside, has prolonged useful life.
Description of drawings
Fig. 1 is structure chart of the present utility model.
Fig. 2 is the structure chart of fuse canister in the utility model.
Fig. 3 is the cutaway view of fuse canister in the utility model.
Fig. 4 is the structure chart of electric conductor in the utility model.
Fig. 5 is the structure chart of the utility model median generatrix.
Embodiment
Below in conjunction with accompanying drawing the utility model is done further detailed description:
Extremely shown in Figure 5 such as Fig. 1, the embodiment of the total solid insulating ring network cabinet that fuse canister is installed that provides according to the utility model, comprise cabinet 1 and be installed in pole 2 on the described cabinet 1, also be provided with fuse canister 3 in the described cabinet 1, described fuse canister 3 is connected by bus 4 with described pole 2, described pole comprises epoxy resin housing 21 and is cast in described housing interior on-load switch 22 and isolation earthing switch 23, described fuse canister 3 has an earth terminal 31, be provided with a ground connection pull bar 311 on the described earth terminal 31, be provided with end cap 312 on the described earth terminal 31, metallic conductor is cast in the insulation crust, can effectively avoids the exposed drawback of current-carrying part.
Referring to Fig. 3 and Fig. 4, the total solid insulating ring network cabinet that fuse canister is installed that provides according to the utility model, described fuse canister 3 comprises cylindrical shell 32, is arranged on the fuse 33 in the described cylindrical shell 32 and top cover 34 and the grading shield 35 that is installed in respectively described fuse 33 two ends, described cylindrical shell 32 also has end of incoming cables 36 and leading-out terminal 37, described end of incoming cables 36 is connected by bus 4 with described on-load switch 22, this utility model has sound construction, internal resistance is less, and then reduced the temperature of cylindrical shell 32 inside, prolonged useful life.
Referring to Fig. 3 and Fig. 4, the total solid insulating ring network cabinet that fuse canister is installed that provides according to the utility model, one electric conductor 351 is installed in the described grading shield 35, described fuse 33 bottoms are fixed on the described electric conductor 351, by spring 352 described fuse 33 is installed on the electric conductor 351, reduce the contact resistance between each parts, reduce the temperature of fuse canister 3, prolonged to a certain extent the useful life of product.
Referring to Fig. 3, according to the total solid insulating ring network cabinet that fuse canister is installed that the utility model provides, be provided with gauze screen 371 on the described leading-out terminal 37, described gauze screen 371 is cast in the described cylindrical shell 32.
Referring to Fig. 3, according to the total solid insulating ring network cabinet that fuse canister is installed that the utility model provides, be provided with insulating case 361 on the described end of incoming cables 36, be provided with conducting rod 362 in the described insulating case 361, described conducting rod 362 is connected with described fuse 33.
Referring to Fig. 3, according to the total solid insulating ring network cabinet that fuse canister is installed that the utility model provides, in the described cylindrical shell 32 fixed head 321 is installed, the described fuse 33 of described fixed head 321 fixed supports.
Referring to Fig. 5, according to the total solid insulating ring network cabinet that fuse canister is installed that the utility model provides, described bus 4 comprises copper rod 41 and is coated on described copper rod 41 insulating barrier 42 outward, is provided with bus shield net 43 on the described bus 4.
Referring to Fig. 1, according to the total solid insulating ring network cabinet that fuse canister is installed that the utility model provides, on the described cabinet 1 mounting panel 11 is installed, described mounting panel 11 is installed in described pole 2 on the described cabinet 1.
Referring to Fig. 1, the total solid insulating ring network cabinet that fuse canister is installed that provides according to the utility model, also be provided with dividing plate 12 on the described cabinet 1, leading-out terminal 37 on the described cylindrical shell 32 is installed on the described dividing plate 12, cable vault's dividing plate 12 in the described cabinet 1 separates by cable vault's dividing plate 12 the line cable of whole switch element with pole 2, strengthen security performance.
At described fuse canister 3 surface spraying conductive layers, can realize that by conductive layer ground connection all insulation is tangible, improved the security reliability of product.
The structure of fuse canister and operation principle are technology well known in the art, and the improvement of the fuse canister that provides of the utility model only relates to above-mentioned structure, other parts are not changed.So this specification only describes in detail said structure, miscellaneous part and the operation principle of fuse canister repeated no more here.Those skilled in the art can realize fuse canister described in the utility model on the content basis that this specification is described.
Claims (10)
1. total solid insulating ring network cabinet that fuse canister is installed, comprise cabinet, bus, the load switch operation mechanism that is installed in the pole on the described cabinet and is connected with described pole, the isolation earthing switch operating mechanism, described pole comprises the epoxy resin housing and is cast in described housing interior vacuum interrupter and isolation earthing switch, it is characterized in that: also be provided with fuse canister in the described cabinet, described fuse canister is connected by bus with the institute pole, described fuse canister has an earth terminal, be provided with a ground connection pull bar on the described earth terminal, be provided with the ground connection end cap on the described cylindrical shell, described ground connection end cap is installed on the earth terminal.
2. the total solid insulating ring network cabinet that fuse canister is installed according to claim 1, it is characterized in that: described fuse canister comprises cylindrical shell, is installed in the fuse in the described cylindrical shell and top cover and the grading shield that is installed in respectively described fuse canister two ends, described cylindrical shell also has end of incoming cables and leading-out terminal, and described end of incoming cables is connected by bus with described on-load switch.
3. the total solid insulating ring network cabinet that fuse canister is installed according to claim 2, it is characterized in that: an electric conductor is installed in the described grading shield, and described electric conductor is fixed on described fuse canister bottom.
4. the total solid insulating ring network cabinet that fuse canister is installed according to claim 2, it is characterized in that: be provided with gauze screen on the described leading-out terminal, described gauze screen is cast in the described cylindrical shell.
5. the total solid insulating ring network cabinet that fuse canister is installed according to claim 2, it is characterized in that: be provided with insulating case on the described end of incoming cables, be provided with conducting rod in the described insulating case, described conducting rod is connected with described fuse.
6. the total solid insulating ring network cabinet that fuse canister is installed according to claim 2, it is characterized in that: in the described cylindrical shell fixed head is installed, described fixed head is fixed described fuse.
7. the total solid insulating ring network cabinet that fuse canister is installed according to claim 2 is characterized in that: described bus comprises copper rod and is coated on the outer insulating barrier of described copper rod, is provided with gauze screen on the described bus.
8. the total solid insulating ring network cabinet that fuse canister is installed according to claim 1, it is characterized in that: on the described cabinet mounting panel is installed, described mounting panel is contained in described pole on the described cabinet.
9. the total solid insulating ring network cabinet that fuse canister is installed according to claim 1, it is characterized in that: also be provided with dividing plate on the described cabinet, the leading-out terminal on the described cylindrical shell is installed on the described dividing plate.
10. the total solid insulating ring network cabinet that fuse canister is installed according to claim 1 is characterized in that: described fuse canister surface spraying conductive layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220235694 CN202712732U (en) | 2012-05-24 | 2012-05-24 | Total-solid insulation ring-network cabinet equipped with fuse tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220235694 CN202712732U (en) | 2012-05-24 | 2012-05-24 | Total-solid insulation ring-network cabinet equipped with fuse tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202712732U true CN202712732U (en) | 2013-01-30 |
Family
ID=47592997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220235694 Expired - Lifetime CN202712732U (en) | 2012-05-24 | 2012-05-24 | Total-solid insulation ring-network cabinet equipped with fuse tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202712732U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103401155A (en) * | 2013-07-27 | 2013-11-20 | 北海银河开关设备有限公司 | Smelting bin |
| CN103414116A (en) * | 2013-08-30 | 2013-11-27 | 北京清畅电力技术股份有限公司 | 12KV solid-insulated ring main unit |
| CN104377584A (en) * | 2014-11-21 | 2015-02-25 | 国家电网公司 | Solid insulation combination switchgear |
| CN104392862A (en) * | 2014-11-21 | 2015-03-04 | 国家电网公司 | Auxiliary ground switch component of fuse |
| CN104577857A (en) * | 2014-12-18 | 2015-04-29 | 珠海康晋电气有限公司 | Fully-insulated and fully-sealed solid-cabinet fuse tube |
| CN105047500A (en) * | 2015-08-17 | 2015-11-11 | 江苏省电力公司淮安供电公司 | Fuse insulating cylinder for solid insulating ring main unit |
| CN108183055A (en) * | 2018-03-16 | 2018-06-19 | 厦门业盛电气有限公司 | A kind of fuse unit |
-
2012
- 2012-05-24 CN CN 201220235694 patent/CN202712732U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103401155A (en) * | 2013-07-27 | 2013-11-20 | 北海银河开关设备有限公司 | Smelting bin |
| CN103401155B (en) * | 2013-07-27 | 2015-11-11 | 北海银河开关设备有限公司 | Molten storehouse |
| CN103414116A (en) * | 2013-08-30 | 2013-11-27 | 北京清畅电力技术股份有限公司 | 12KV solid-insulated ring main unit |
| CN104377584A (en) * | 2014-11-21 | 2015-02-25 | 国家电网公司 | Solid insulation combination switchgear |
| CN104392862A (en) * | 2014-11-21 | 2015-03-04 | 国家电网公司 | Auxiliary ground switch component of fuse |
| CN104577857A (en) * | 2014-12-18 | 2015-04-29 | 珠海康晋电气有限公司 | Fully-insulated and fully-sealed solid-cabinet fuse tube |
| CN104577857B (en) * | 2014-12-18 | 2018-01-02 | 珠海康晋电气股份有限公司 | Full-insulated full-sealed solid cabinet fuse unit |
| CN105047500A (en) * | 2015-08-17 | 2015-11-11 | 江苏省电力公司淮安供电公司 | Fuse insulating cylinder for solid insulating ring main unit |
| CN108183055A (en) * | 2018-03-16 | 2018-06-19 | 厦门业盛电气有限公司 | A kind of fuse unit |
| CN108183055B (en) * | 2018-03-16 | 2024-04-16 | 厦门业盛电气有限公司 | Fuse tube |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130130 |
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| CX01 | Expiry of patent term |