CN202008931U - Operation mechanism for SF6 (sulfur fluoride) load switch cabinet - Google Patents
Operation mechanism for SF6 (sulfur fluoride) load switch cabinet Download PDFInfo
- Publication number
- CN202008931U CN202008931U CN2011201254558U CN201120125455U CN202008931U CN 202008931 U CN202008931 U CN 202008931U CN 2011201254558 U CN2011201254558 U CN 2011201254558U CN 201120125455 U CN201120125455 U CN 201120125455U CN 202008931 U CN202008931 U CN 202008931U
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- major loop
- grounded circuit
- cam
- driving shaft
- connecting lever
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The utility model discloses an operation mechanism for an SF6 (sulfur fluoride) load switch cabinet, which comprises a main loop operation shaft, a ground loop operation shaft, a main loop driving shaft and a ground loop driving shaft. One end of the main loop driving shaft and one end of the ground loop driving shaft are connected with a main loop switch rotary shaft and a ground loop switch rotary shaft respectively, the other end of the main loop driving shaft is connected with the main loop operation shaft through a main loop side cam transmission mechanism, and the other end of the ground loop driving shaft is connected with the ground loop operation shaft through a ground loop side cam transmission mechanism. Two main input shafts are in transmission with a ground switch and a main switch respectively, switching on and off of a main loop and ground loop of switches can be realized, functions are clearer, and the operation mechanism is simple in structure, small in size and reliable in performance.
Description
Technical field
The utility model relates to a kind of ring network power supply equipment, relates in particular to a kind of operating mechanism of high-voltage alternating metal SF6 all insulation loop-network switch cabinet.
Background technology
Therefore characteristics such as the SF6 loading switch cabinet is as a kind of novel electric equipment products, and it is little, in light weight to have a volume, simple in structure, aesthetic in appearance have obtained many users' approval, have also obtained application more and more widely.China's existing SF6 on-load switch ring main unit comprises three station manipulation mechanisms at present, on-load switch and earthed switch, the most use with SF6 gas of on-load switch is dielectric, disconnecting link formula moving contact, the loop-network switch cabinet of the auxiliary arc extinguishing of arc extinguishing coral sheet, generally all adopt three station spring operating mechanisms, rotate by an output final drive shaft and to drive the fixing flexibly moving contact of three-phase and connecting lever and rotate, make to remain between major loop fixed contact and the grounded circuit fixed contact, the forward and reverse rotation of the disconnecting link formula moving contact of isolated location realizes separating brake, close a floodgate, the action of ground connection three stations.But undesirable elements such as its three station manipulations mechanism exists, and component structural is loaded down with trivial details, volume big, unstable properties.
Summary of the invention
Goal of the invention: the purpose of this utility model is to address the above problem, provide a kind of simple in structure, volume is small and exquisite, the SF6 on-load switch ring main unit operating mechanism of stable performance.
In order to solve the problems of the technologies described above, the utility model has adopted following technical scheme:
A kind of SF6 loading switch cabinet operating mechanism, comprise major loop operating axis, grounded circuit operating axis, major loop driving shaft and grounded circuit driving shaft, one end of major loop driving shaft and grounded circuit driving shaft is connected rotating shaft of major loop switch and the rotating shaft of earth-return switch respectively, the other end of major loop driving shaft connects the major loop operating axis by major loop side cam drive, and the other end of grounded circuit driving shaft connects the grounded circuit operating axis by grounded circuit side cam drive.
Wherein, described major loop side cam drive comprise the major loop driving cam that is fixed on the major loop operating axis, be fixed on the major loop inverted cam on the major loop driving shaft and be arranged on the major loop inverted cam and the major loop driving cam between the major loop connecting lever, one end of major loop connecting lever and major loop inverted cam, major loop driving cam are concentric fixing, the other end of major loop connecting lever and major loop spring conductor rod are hinged, and major loop connecting lever both sides are respectively equipped with the pin of dialling alternation of hosts loop inverted cam and major loop driving cam; Described grounded circuit side cam drive comprises the grounded circuit driving cam that is fixed on the grounded circuit operating axis, be fixed on the grounded circuit inverted cam on the grounded circuit driving shaft and be arranged on the grounded circuit inverted cam and the grounded circuit driving cam between the grounded circuit connecting lever, one end of grounded circuit connecting lever and grounded circuit inverted cam, the grounded circuit driving cam is fixing with one heart, the other end of grounded circuit connecting lever and grounded circuit spring conductor rod are hinged, and grounded circuit connecting lever both sides are respectively equipped with the pin of dialling switching earth-return inverted cam and grounded circuit driving cam.
Wherein, described major loop spring conductor rod and grounded circuit spring conductor rod connect together mutually.
Wherein, be provided with major loop limited post and grounded circuit limited post respectively at major loop inverted cam place and grounded circuit inverted cam place.
Beneficial effect: the utility model is by being provided with two main output shafts, and transmission earthed switch and main switch are realized the divide-shut brake of switch major loop and the divide-shut brake of grounded circuit respectively, its function is clearer and more definite, operating mechanism simple in structure, volume is small and exquisite, dependable performance.
Description of drawings
Fig. 1 is the axis side view that waits of the utility model operating mechanism.
Fig. 2 is the structural representation (grounded circuit, major loop are gate-dividing state) of major loop of the present utility model, grounded circuit cam drive.
Fig. 3 is that grounded circuit of the present utility model closes a floodgate, major loop gate-dividing state schematic diagram.
Fig. 4 is grounded circuit separating brake of the present utility model, major loop "on" position schematic diagram.
Embodiment:
Below in conjunction with accompanying drawing the utility model is done further explanation.
As illustrated in fig. 1 and 2, SF6 loading switch cabinet operating mechanism of the present utility model comprises major loop operating axis 1, grounded circuit operating axis 2, major loop driving shaft 3 and grounded circuit driving shaft 4.Major loop operating axis 1 and grounded circuit operating axis 2 are fixing by header board 15 and middle plate 16, major loop driving shaft 3 and grounded circuit driving shaft 4 are fixing by back plate 17, major loop operating axis 1 and major loop driving shaft 3 are concentric, and grounded circuit operating axis 2 and grounded circuit driving shaft 4 are concentric.Between header board 15 and middle plate 16, be provided with support bar 18, between middle plate 16 and back plate 17, be provided with major loop side cam drive and grounded circuit side cam drive.Major loop operating axis 1 drives major loop driving shaft 3 by major loop side cam drive and rotates, grounded circuit operating axis 2 drives grounded circuit driving shaft 4 by grounded circuit side cam drive and rotates, and major loop driving shaft 3 is connected rotating shaft of major loop switch and the rotating shaft of grounded circuit switch respectively with grounded circuit driving shaft 4.
Major loop side cam drive comprises the major loop driving cam 5 that is fixed on the major loop operating axis 1, be fixed on the major loop inverted cam 6 on the major loop driving shaft 3 and be arranged on major loop inverted cam 6 and major loop driving cam 5 between major loop connecting lever 7, one end of major loop connecting lever 7 is set on the major loop operating axis 1, this end can freely rotate around major loop operating axis 1, the other end of major loop connecting lever 7 and major loop spring conductor rod 8 are hinged, when major loop connecting lever 7 rotates around major loop operating axis 1, major loop spring conductor rod 8 can elongate or shorten thereupon, is respectively equipped with the pin that can dial alternation of hosts loop inverted cam 6 and major loop driving cam 5 in the both sides of major loop connecting lever 7 hinged ends.
The formation of grounded circuit side cam drive is identical with major loop side cam drive, and with major loop side cam drive symmetric arrangement.It comprises the grounded circuit driving cam 9 that is fixed on the grounded circuit operating axis 2, be fixed on the grounded circuit inverted cam 10 on the grounded circuit driving shaft 4 and be arranged on grounded circuit inverted cam 10 and grounded circuit driving cam 9 between grounded circuit connecting lever 11, one end of grounded circuit connecting lever 11 is set on the grounded circuit operating axis 2, this end can freely rotate around grounded circuit operating axis 1, the other end of grounded circuit connecting lever 11 and grounded circuit spring conductor rod 12 are hinged, grounded circuit spring conductor rod 12 connects together mutually with the major loop spring conductor rod 8 of major loop side cam drive, at the outside sheathed spring 19 of two guide posts, when grounded circuit connecting lever 11 rotates around grounded circuit operating axis 2, grounded circuit spring conductor rod 12 can elongate or shorten thereupon, is respectively equipped with the pin that can dial switching earth-return inverted cam 10 and grounded circuit driving cam 9 in the both sides of grounded circuit connecting lever 11 hinged ends.
In order to prevent that major loop driving shaft 3 and grounded circuit driving shaft 4 from rotating excessively, is equipped with one group of major loop limited post 13 and grounded circuit limited post 14 that limits its rotational angle at major loop inverted cam 6 places and grounded circuit inverted cam 10 places.
Shown in Fig. 2 and 4, main switch closing operation process is: use operating grip that described major loop operating axis 1 is operated clockwise, major loop driving cam 5 turns clockwise, driving major loop connecting lever 7 clockwise rotates, thereby also compliant motion of major loop spring conductor rod 8, spring 19 is compressed, produced spring potential energy, after spring 19 compression zero crossings, original energy stored need be released, and promote major loop connecting lever 7 and quicken rotation, and the energy drives major loop inverted cam 6 that utilizes spring 19 to produce, make its lower position that moves to major loop limited post 13, about 37 degree of stroke.In this process, major loop driving shaft 3 rotates synchronously with major loop inverted cam 6, and drives major loop switch rotating shaft rotation, thereby realizes the closing operation of major loop switch.
Main switch sub-switching operation process is: use operating grip that described major loop operating axis 1 is operated counterclockwise, major loop driving cam 5 is rotated counterclockwise, driving major loop connecting lever 7 rotates counterclockwise, thereby also compliant motion of major loop spring conductor rod 8, spring 19 is compressed, produced spring potential energy, after spring 19 compression zero crossings, original energy stored need be released, promote major loop connecting lever 7 and quicken rotation, and the energy drives major loop inverted cam 6 that utilizes spring 19 to produce, make its upper limit position that moves to major loop limited post 13, about 37 degree of stroke.In this process, major loop driving shaft 3 rotates synchronously with major loop inverted cam 6, and drives major loop switch rotating shaft rotation, thereby realizes the sub-switching operation of major loop switch.
Relative, shown in Fig. 2 and 3, grounded circuit closing operation process was when major loop disconnected: use operating grip that described grounded circuit operating axis 2 is operated clockwise, grounded circuit driving cam 9 turns clockwise, driving grounded circuit connecting lever 11 clockwise rotates, thereby also compliant motion of grounded circuit spring conductor rod 12, spring 19 is compressed, produced spring potential energy, after spring 19 compression zero crossings, original energy stored need be released, promote grounded circuit connecting lever 11 and quicken rotation, and the energy drives grounded circuit inverted cam 10 that utilizes spring 19 to produce, make its upper limit position that moves to grounded circuit limited post 14, about 37 degree of stroke.In this process, grounded circuit driving shaft 4 rotates synchronously with grounded circuit inverted cam 10, and drives grounded circuit switch rotating shaft rotation, thereby is grounded the closing operation of circuit switching.
Grounded circuit sub-switching operation process was when major loop disconnected: use operating grip that described grounded circuit operating axis 2 is operated counterclockwise, grounded circuit driving cam 9 is rotated counterclockwise, driving grounded circuit connecting lever 11 rotates counterclockwise, thereby also compliant motion of grounded circuit spring conductor rod 12, spring 19 is compressed, produced spring potential energy, after spring 19 compression zero crossings, original energy stored need be released, promote grounded circuit connecting lever 11 and quicken rotation, and the energy drives grounded circuit inverted cam 10 that utilizes spring 19 to produce, make its lower position that moves to grounded circuit limited post 14, about 37 degree of stroke.In this process, grounded circuit driving shaft 4 rotates synchronously with grounded circuit inverted cam 10, and drives grounded circuit switch rotating shaft rotation, thereby is grounded the sub-switching operation of circuit switching.
The above only is a preferred implementation of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (4)
1. SF6 loading switch cabinet operating mechanism, it is characterized in that: comprise major loop operating axis (1), grounded circuit operating axis (2), major loop driving shaft (3) and grounded circuit driving shaft (4), one end of major loop driving shaft (3) and grounded circuit driving shaft (4) is connected rotating shaft of major loop switch and the rotating shaft of earth-return switch respectively, the other end of major loop driving shaft (3) connects major loop operating axis (1) by major loop side cam drive, and the other end of grounded circuit driving shaft (4) connects grounded circuit operating axis (2) by grounded circuit side cam drive.
2. a kind of SF6 loading switch cabinet operating mechanism according to claim 1, it is characterized in that: described major loop side cam drive comprises the major loop driving cam (5) that is fixed on the major loop operating axis (1), be fixed on the major loop inverted cam (6) on the major loop driving shaft (3) and be arranged on major loop inverted cam (6) and major loop driving cam (5) between major loop connecting lever (7), one end of major loop connecting lever (7) and major loop inverted cam (5), major loop driving cam (6) is fixing with one heart, the other end of major loop connecting lever (7) and major loop spring conductor rod (8) are hinged, and major loop connecting lever (7) both sides are respectively equipped with the pin of dialling alternation of hosts loop inverted cam (6) and major loop driving cam (5); Described grounded circuit side cam drive comprises the grounded circuit driving cam (9) that is fixed on the grounded circuit operating axis (2), be fixed on the grounded circuit inverted cam (10) on the grounded circuit driving shaft (4) and be arranged on grounded circuit inverted cam (10) and grounded circuit driving cam (9) between grounded circuit connecting lever (11), one end of grounded circuit connecting lever (11) and grounded circuit inverted cam (10), grounded circuit driving cam (9) is fixing with one heart, the other end of grounded circuit connecting lever (11) and grounded circuit spring conductor rod (12) are hinged, and grounded circuit connecting lever (11) both sides are respectively equipped with the pin of dialling switching earth-return inverted cam (10) and grounded circuit driving cam (9).
3. a kind of SF6 loading switch cabinet operating mechanism according to claim 2 is characterized in that: described major loop spring conductor rod (8) and grounded circuit spring conductor rod (12) connect together mutually.
4. a kind of SF6 loading switch cabinet operating mechanism according to claim 2 is characterized in that: locate to locate to be provided with respectively major loop limited post (13) and grounded circuit limited post (14) with grounded circuit inverted cam (10) at major loop inverted cam (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201254558U CN202008931U (en) | 2011-04-26 | 2011-04-26 | Operation mechanism for SF6 (sulfur fluoride) load switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201254558U CN202008931U (en) | 2011-04-26 | 2011-04-26 | Operation mechanism for SF6 (sulfur fluoride) load switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202008931U true CN202008931U (en) | 2011-10-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201254558U Expired - Fee Related CN202008931U (en) | 2011-04-26 | 2011-04-26 | Operation mechanism for SF6 (sulfur fluoride) load switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202008931U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102592858A (en) * | 2012-01-13 | 2012-07-18 | 胡光福 | Energy storing device for spring operating mechanism |
| CN102664355A (en) * | 2012-05-21 | 2012-09-12 | 湖州泰仑电力设备有限公司 | Medium-voltage dual-power combined electrical appliance |
| CN103178450A (en) * | 2013-03-01 | 2013-06-26 | 无锡飞世龙机电有限公司 | Ring main unit grounding mechanism |
| CN103187187A (en) * | 2013-03-01 | 2013-07-03 | 无锡飞世龙机电有限公司 | Ring main unit main loop and acting mechanism for grounding on-off |
-
2011
- 2011-04-26 CN CN2011201254558U patent/CN202008931U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102592858A (en) * | 2012-01-13 | 2012-07-18 | 胡光福 | Energy storing device for spring operating mechanism |
| CN102592858B (en) * | 2012-01-13 | 2015-10-21 | 宁波舜利高压开关科技有限公司 | The energy storage device of spring operating mechanism |
| CN102664355A (en) * | 2012-05-21 | 2012-09-12 | 湖州泰仑电力设备有限公司 | Medium-voltage dual-power combined electrical appliance |
| CN102664355B (en) * | 2012-05-21 | 2015-01-21 | 国家电网公司 | Medium-voltage dual-power combined electrical appliance |
| CN103178450A (en) * | 2013-03-01 | 2013-06-26 | 无锡飞世龙机电有限公司 | Ring main unit grounding mechanism |
| CN103187187A (en) * | 2013-03-01 | 2013-07-03 | 无锡飞世龙机电有限公司 | Ring main unit main loop and acting mechanism for grounding on-off |
| CN103178450B (en) * | 2013-03-01 | 2015-10-07 | 无锡飞世龙机电有限公司 | A kind of ring main unit earthing mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: JIANGSU YUCHENG YEJI ELECTRIC EQUIPMENT CO., LTD. Free format text: FORMER OWNER: NANJING YEJI ELECTRIC DEVICE CO., LTD. Effective date: 20141029 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20141029 Address after: Airport hub Economic Zone bell Jiangning Development Zone in Nanjing City, Jiangsu province 211151 crafts Road No. 4 Patentee after: Jiangsu Yucheng industry base electrical equipment Co., Ltd. Address before: Airport Development Zone Yicheng Industrial Park in Jiangning District of Nanjing City, Jiangsu province 211151 Patentee before: Nanjing Yeji Electric Device Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111012 Termination date: 20160426 |