CN201616375U - Outdoor high-voltage disconnecting switch - Google Patents
Outdoor high-voltage disconnecting switch Download PDFInfo
- Publication number
- CN201616375U CN201616375U CN2010203023568U CN201020302356U CN201616375U CN 201616375 U CN201616375 U CN 201616375U CN 2010203023568 U CN2010203023568 U CN 2010203023568U CN 201020302356 U CN201020302356 U CN 201020302356U CN 201616375 U CN201616375 U CN 201616375U
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- China
- Prior art keywords
- fingertip
- outdoor high
- movable touch
- contact finger
- touch knife
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Abstract
The utility model relates to an outdoor high-voltage disconnecting switch, which comprises a base, a high-voltage insulator, an input terminal, a contact finger mechanism, a movable contact knife, an output terminal, a linkage shaft and an operating mechanism. The outdoor high-voltage disconnecting switch is characterized in that the contact finger mechanism includes contact fingers, contact finger springs and contact finger boxes, the contact finger springs are disposed between the inner wall of one contact finger box and one contact finger, the surface of each contact finger tightly contacts with the inlet terminal and the movable contact knife through action of the contact finger spring, and the linkage shaft is disposed between the other end of the insulator connected with the movable contact knife and the base. The outdoor high-voltage disconnecting switch has the advantages that the direct contact type multi-contact finger port adopted guarantees fine electric connection of the contact fingers, and maintains low loop resistance and long service life, the packaged contact finger box design adopted greatly reduces erosion from sunlight, wind, snow and dust and affection to the disconnection and connection of the switch from ice and snow, pushing-force bearing three-phase linkage transmission adopted guarantees action synchronism of phase A, phase B and phase C and effectively reduces possibility of misoperation of the switch, and the switch is simple and compact in mechanism.
Description
Technical field
The utility model relates to High-Voltage Electrical Appliances device technique field; Be specifically related to outdoor high-voltage isolating switch.
Background technology
At present, with regard to traditional outdoor high-voltage isolating switch, from being divided into, electric pressure presses isolating switch and high voltage isolator, be divided into vertical unlocking and horizontally openable from the pass mode of closing, no matter be which kind of form, deficiency, defective and the drawback that their exist of conclude is: the transmission resistance is big, sensing finger pressure disperses, influenced greatly by dust and ice and snow, caloric value is high, galvanic circle resistance big, poor reliability, life-span weak point, closes a floodgate not in placely to happen occasionally with phenomenon melting welding.
Summary of the invention
The purpose of this utility model provides a kind of outdoor high-voltage isolating switch, and this high voltage isolator adopts the many fingertip electrical connections of direct press-contacting type, packaging type fingertip box, the transmission of three-phase coordinated type, the reliability and the useful life of effectively having improved high voltage isolator
The purpose of this utility model is achieved through the following technical solutions: a kind of outdoor high-voltage isolating switch comprises base, high-tension insulator, input terminal, fingertip mechanism, movable touch knife, outlet terminal, universal driving shaft and operating mechanism; Described input terminal is electrically connected with fingertip mechanism, described outlet terminal is electrically connected movable touch knife, described fingertip mechanism and movable touch knife are connected an end of insulator respectively, the other end of insulator is connected on the base, universal driving shaft is connected with operating mechanism, it is characterized in that, described fingertip mechanism comprises fingertip, fingertip spring and fingertip box, the fingertip spring is arranged between fingertip box inwall and the fingertip, the fingertip place is provided with fracture, movable touch knife can insert fracture or extract from port, when movable touch knife inserts fracture, closely contacts with movable touch knife with input terminal by the effect fingertip of fingertip spring is surperficial; Described universal driving shaft is arranged between the insulator other end and base of described movable touch knife connection.
Described fingertip is at least a pair of, a pair of fingertip is divided into fingertip and following fingertip, respectively be provided with two fingertip springs respectively between last fingertip and following fingertip and the fingertip box inwall, fingertip spring is arranged on fingertip and the input terminal end of combining closely, and another fingertip spring is arranged on fingertip and the movable touch knife end of combining closely.
Described fingertip is two pairs, and each width to fingertip is at same current density 1/2nd during with a pair of fingertip.
Described fingertip is three pairs, and each width to fingertip is at same current density 1/3rd during with a pair of fingertip.
Described fingertip is four pairs, and each width to fingertip is at same current density 1/4th during with a pair of fingertip.
Be provided with thrust bearing between described universal driving shaft and the base.
The beneficial effects of the utility model are:
1. adopt direct many fingertips of press-contacting type fracture, guarantee that fingertip is electrically connected well, keeps low loop resistance, long service life;
2. adopt the design of packaging type fingertip box, greatly reduce the influence of the erosion of sunlight, wind, snow, dust and ice and snow switch deciliter;
3. adopt the transmission of thrust pressure bearing three-phase coordinated type, guaranteed the synchronism that A, B, C three-phase move, effectively reduce the probability of switch misoperation;
4. mechanism is simple compact, easy to install, reliable and stable, thereby has obtained to be easy to be made low, easy to use and be beneficial to popularization, universal.
Below in conjunction with drawings and Examples the utility model is done further detailed description.
Description of drawings
Fig. 1 is the utility model structural scheme of mechanism;
Fig. 2 is the utility model mechanism interlock schematic diagram, the vertical view of Fig. 1;
Fig. 3 is a B phase structure schematic diagram in the utility model mechanism, the end view of Fig. 1;
Fig. 4 is the utility model and fingertip structural scheme of mechanism;
Fig. 5 is the fingertip structural scheme of mechanism of three pairs of fingertips of the utility model, Fig. 4 vertical view.
Embodiment
Embodiment 1:
A kind of outdoor high-voltage isolating switch embodiment, referring to Fig. 1 to Fig. 5, described switch is that a kind of A, B, C three high voltage isolator that links comprises base 1 and operating mechanism 8, and A, B, C three-phase all include high-tension insulator 2, input terminal 3, fingertip mechanism 4, movable touch knife 5, outlet terminal 6, universal driving shaft 7; Described input terminal is electrically connected with fingertip mechanism, and described outlet terminal is electrically connected movable touch knife, and described fingertip mechanism and movable touch knife are connected an end of insulator respectively, and the other end of insulator is connected on the base, and universal driving shaft is connected with operating mechanism;
Described fingertip mechanism comprises fingertip 41, fingertip spring 42 and fingertip box 43, the fingertip spring is arranged between fingertip box inwall and the fingertip, the fingertip place is provided with fracture 44, movable touch knife can insert fracture or extract from port, when movable touch knife inserts fracture, closely contact with movable touch knife with input terminal by the effect fingertip of fingertip spring is surperficial; Described universal driving shaft is arranged between the insulator other end and base of described movable touch knife connection.
Described fingertip is at least a pair of, a pair of fingertip is divided into fingertip 4-1-1 and following fingertip 4-1-2, respectively be provided with two fingertip springs respectively between last fingertip and following fingertip and the fingertip box inwall, fingertip spring is arranged on fingertip and the input terminal end of combining closely, and another fingertip spring is arranged on fingertip and the movable touch knife end of combining closely.
Be connected by thrust bearing 9 between described universal driving shaft and the base, promptly on the universal driving shaft thrust bearing be installed, thrust bearing is installed on the base.
Among the embodiment, described base is the rectangle channel-section steel, described insulator is for being purchased general high-tension insulator by market, described input terminal is the zinc-plated banded structure of red copper, described fingertip is the silver-plated banded structure of red copper, described fingertip spring is for being purchased general spring structure by market, described fingertip box is rectangular shell structure, described movable touch knife is the zinc-plated banded structure of red copper, described outlet terminal is the zinc-plated banded structure of red copper, described universal driving shaft is rotatable metal drive shaft, power transmission shaft is connected with operating mechanism by transmission tube 10, described transmission tube is for being purchased general seamless steel pipe shape structure by market, described operating mechanism is for being purchased general operating mechanism shape structure by market.
Described A, B, C three high voltage isolator that links, high-tension insulator is six covers, described fingertip mechanism is three covers, transmission tube, operating mechanism are a cover, transmission tube is arranged on B with operating mechanism (also can be arranged on A or C phase) mutually, the universal driving shaft of A, B, C three-phase interconnects by connecting rod 11, and Fig. 2 curved arrow has been illustrated link moving the doing of high voltage isolator movable touch knife switch gearing of A, B, C three.
Embodiment 2:
A kind of outdoor high-voltage isolating switch preferred embodiment, referring to embodiment 1, in order to improve the contact performance of fingertip and movable touch knife, described fingertip is two pairs, each width to fingertip is in same current density during with a pair of fingertip, / 2nd of a fingertip contact area, this kind structure has increased the flexibility of fingertip, has improved the contact performance of fingertip and movable touch knife.
Embodiment 3:
A kind of outdoor high-voltage isolating switch preferred embodiment, referring to embodiment 1, in order to improve the contact performance of fingertip and movable touch knife, described fingertip is three pairs, each width to fingertip is in same current density during with a pair of fingertip, / 3rd of a fingertip contact area, this kind structure has increased the flexibility of fingertip, has improved the contact performance of fingertip and movable touch knife.
Embodiment 4:
A kind of outdoor high-voltage isolating switch preferred embodiment, referring to embodiment 1, in order to improve the contact performance of fingertip and movable touch knife, described fingertip is four pairs, each width to fingertip is in same current density during with a pair of fingertip, / 4th of a fingertip contact area, this kind structure has increased the flexibility of fingertip, has improved the contact performance of fingertip and movable touch knife.
Claims (7)
1. outdoor high-voltage isolating switch comprises base, high-tension insulator, input terminal, fingertip mechanism, movable touch knife, outlet terminal, universal driving shaft and operating mechanism; Described input terminal is electrically connected with fingertip mechanism, described outlet terminal is electrically connected movable touch knife, described fingertip mechanism and movable touch knife are connected an end of insulator respectively, the other end of insulator is connected on the base, universal driving shaft is connected with operating mechanism, it is characterized in that, described fingertip mechanism comprises fingertip, fingertip spring and fingertip box, the fingertip spring is arranged between fingertip box inwall and the fingertip, the fingertip place is provided with fracture, movable touch knife can insert fracture or extract from port, when movable touch knife inserts fracture, closely contacts with movable touch knife with input terminal by the effect fingertip of fingertip spring is surperficial; Described universal driving shaft is arranged between the insulator other end and base of described movable touch knife connection.
2. outdoor high-voltage isolating switch according to claim 1, it is characterized in that, described fingertip is at least a pair of, a pair of fingertip is divided into fingertip and following fingertip, be respectively arranged with two fingertip springs between last fingertip and following fingertip and the fingertip box inwall, fingertip spring is arranged on fingertip and the input terminal end of combining closely, and another fingertip spring is arranged on fingertip and the movable touch knife end of combining closely.
3. outdoor high-voltage isolating switch according to claim 1, it is characterized in that, described fingertip is at least a pair of, a pair of fingertip is divided into fingertip and following fingertip, respectively be provided with two fingertip springs respectively between last fingertip and following fingertip and the fingertip box inwall, fingertip spring is arranged on fingertip and the input terminal end of combining closely, and another fingertip spring is arranged on fingertip and the movable touch knife end of combining closely.
4. outdoor high-voltage isolating switch according to claim 2 is characterized in that, described fingertip is two pairs, and each width to fingertip is at same current density 1/2nd during with a pair of fingertip.
5. outdoor high-voltage isolating switch according to claim 2 is characterized in that, described fingertip is three pairs, and each width to fingertip is at same current density 1/3rd during with a pair of fingertip.
6. outdoor high-voltage isolating switch according to claim 2 is characterized in that, described fingertip is four pairs, and each width to fingertip is at same current density 1/4th during with a pair of fingertip.
7. outdoor high-voltage isolating switch according to claim 1 is characterized in that, is provided with thrust bearing between described universal driving shaft and the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010203023568U CN201616375U (en) | 2010-02-05 | 2010-02-05 | Outdoor high-voltage disconnecting switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010203023568U CN201616375U (en) | 2010-02-05 | 2010-02-05 | Outdoor high-voltage disconnecting switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201616375U true CN201616375U (en) | 2010-10-27 |
Family
ID=43002739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010203023568U Expired - Lifetime CN201616375U (en) | 2010-02-05 | 2010-02-05 | Outdoor high-voltage disconnecting switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201616375U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103971974A (en) * | 2014-04-04 | 2014-08-06 | 国家电网公司 | Double-insulator ice-melting grounding disconnector |
| CN103985588A (en) * | 2014-04-04 | 2014-08-13 | 中南电力设计院电网工程公司 | Single-insulator ice-melting earthing knife switch |
| CN104465197A (en) * | 2014-12-13 | 2015-03-25 | 成都西南交大驱动技术有限责任公司 | High-voltage isolation switch for icebreaking through optical energy |
| CN113223890A (en) * | 2021-04-19 | 2021-08-06 | 山东泰开高压开关有限公司 | High-voltage switch breaker |
-
2010
- 2010-02-05 CN CN2010203023568U patent/CN201616375U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103971974A (en) * | 2014-04-04 | 2014-08-06 | 国家电网公司 | Double-insulator ice-melting grounding disconnector |
| CN103985588A (en) * | 2014-04-04 | 2014-08-13 | 中南电力设计院电网工程公司 | Single-insulator ice-melting earthing knife switch |
| CN104465197A (en) * | 2014-12-13 | 2015-03-25 | 成都西南交大驱动技术有限责任公司 | High-voltage isolation switch for icebreaking through optical energy |
| CN104465197B (en) * | 2014-12-13 | 2017-09-05 | 成都西南交大驱动技术有限责任公司 | The high voltage isolator opened ice using luminous energy |
| CN113223890A (en) * | 2021-04-19 | 2021-08-06 | 山东泰开高压开关有限公司 | High-voltage switch breaker |
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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 | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101027 |