CN104157476B - Three-position conversion device - Google Patents
Three-position conversion device Download PDFInfo
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- CN104157476B CN104157476B CN201410380173.0A CN201410380173A CN104157476B CN 104157476 B CN104157476 B CN 104157476B CN 201410380173 A CN201410380173 A CN 201410380173A CN 104157476 B CN104157476 B CN 104157476B
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Abstract
The invention provides a three-position conversion device, which comprises a switch structure and an input shaft, wherein the input shaft is connected with the switch structure; the shifting fork is connected with the input shaft and is provided with a first arm and a second arm; the first sliding block drives the shifting fork to rotate through a first arm of the shifting fork; the second sliding block drives the shifting fork to rotate through a second arm of the shifting fork; the first motor drives the first sliding block to move; the second motor drives the second sliding block to move; the first slider and the second slider each have a first end state moved to the first end and a second end state moved to the second end; when the first sliding block and the second sliding block are in the first end state, the switch structure is in a separated state; when the first sliding block is in the second end state, the switch structure is in a combined line incoming state; when the second slide block is in the second end state, the switch structure is in a closed two-way incoming line state. The invention adopts the mode that two motors operate the sliding blocks to drive the shifting fork, realizes the conversion of three positions by using one mechanism, and has simple structure and reliable function.
Description
Technical field
The present invention relates to electrical equipment field, in particular to a kind of three position conversion devices.
Background technology
In the prior art, the conversion equipment of plane scroll spring mechanism is mainly used in gas isolated ring main unit, prior artAn Electric Machine Control for converter device, simple in structure, function singleness, the two positions that can only carry out deciliter operation.
And the ring main unit that also has a kind of three positions mutually to switch in currently available technology, electronic direct band motivation for its topology requirementStructure is realized the mutual conversion of three positions. The mutual dress that existing converter device cannot be realized three positions changes, and cannot meet itsNeed.
Summary of the invention
The present invention aims to provide a kind of three position conversion devices, cannot provide three positions to turn to solve conversion equipment of the prior artThe technical problem of changing.
To achieve these goals, the invention provides a kind of three position conversion devices, comprise, construction of switch, with construction of switchThe power shaft connecting; Shift fork, connects power shaft, has the first arm and the second arm; The first slide block, drives by the first arm of shift forkMoving shift fork rotates; The second slide block, rotates by the second arm shift fork of shift fork; The first motor, drives the first slide block to move;The second motor, drives the second slide block to move; The first slide block and the second slide block all have move to first end first end state and moveMove the second end state of the second end; The first slide block is at first end state and the second slide block during at first end state, construction of switch placeIn released state; The first slide block is in the time of the second end state, and construction of switch is in unification road inlet wire state; The second slide block is at the second endWhen state, construction of switch is in He Erlu inlet wire state.
Further, also comprise the first gear, the output shaft of connection the first motor; The second gear, engages with the first gear;The first leading screw, coordinates with the second gear, and the first slide block is connected on the first leading screw.
Further, also comprise the 3rd gear, the output shaft of connection the second motor; The 4th gear, engages with the 3rd gear;The second leading screw, coordinates with the 4th gear, and the second slide block is connected on the second leading screw.
Further, the orbit of the orbit of the first slide block and the second slide block is flat.
Further, also comprise that the manual actuation gear of manual actuation connects power shaft.
Further, also comprise that first-hand moving gear drives manual actuation gear.
Further, first-hand moving gear is rotated counterclockwise and drives manual actuation gear unification road inlet wire.
Further, also comprise that second-hand's moving gear drives manual actuation gear.
Further, second-hand's moving gear turns clockwise and drives manual actuation gear joint two road inlet wires.
Apply technical scheme of the present invention, take the mode of two motor operation slider-actuated shift forks, with three of winding machinesThe conversion of position (released state, unification road inlet wire, He Er road inlet wire), simple in structure, reliable in function.
Brief description of the drawings
The Figure of description that forms the application's a part is used to provide a further understanding of the present invention, schematic reality of the present inventionExecute example and explanation thereof for explaining the present invention, do not form inappropriate limitation of the present invention. In the accompanying drawings:
Fig. 1 shows the shunt inlet wire angle schematic diagram of three position conversion devices of the present invention;
Fig. 2 shows the side view of three position conversion devices of the present invention;
Fig. 3 shows the front view of the released state of three position conversion devices of the present invention;
Fig. 4 shows the front view of the unification road inlet wire state of three position conversion devices of the present invention;
Fig. 5 shows the front view of three position conversion device He bis-road inlet wire states of the present invention; And
Fig. 6 shows the schematic diagram of the manual gear of three position conversion devices of the present invention.
Description of reference numerals: 1, switching mechanism; 2, power shaft; 3, the first motor; 4, the first gear; 5, the second gear;6, the first leading screw; 7, the first slide block; 8, shift fork; 9, the second slide block; 10, the second motor; 11, the 3rd gear; 12,The 4th gear; 13, the second leading screw; 14, first-hand moving gear; 15, manual actuation gear; 16, second-hand's moving gear.
Detailed description of the invention
It should be noted that, in the situation that not conflicting, the feature in embodiment and embodiment in the application can combine mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the present invention in detail.
Three position conversion devices of the present invention, utilize bi-motor to pass through detection signal, carry out the electronic control of three positions, come realExisting electronic conversion line. Can, to the safe power-off of faulty circuit, can ensure again fault-free circuit normal power supply like this. The present invention canTo be configured to the switch coupling or uncoupling means of gas ring main unit. The present invention configurable in transmission and distribution network as being used for changing stand-by power supplyOperating means or be used as the device of changing extension wire when temporary derangement causes power-off.
Released state of the present invention is shown in Figure 1, and A place is line outlet, B Chu Wei mono-road incoming line, C Chu Wei bis-road incoming lines.The present invention requires to realize, and switch Electric Machine Control is spent (clockwise) unification road inlet wire, left from released state to right rotation 80Rotation 80 degree (counterclockwise) He Er road inlet wires.
Referring to Fig. 2 and Fig. 3, three position conversion devices of the present invention comprise: switching mechanism 1, and power shaft 2, the first motors 3,The first gear 4, the second gear 5, the first leading screw 6, the first slide blocks 7, shift fork 8, the second slide block 9, the second motors 10, the threeGear 11, the four gear 12, the second leading screws 13. Particularly, switching mechanism 1 is directly used for carrying out the switch transition of ring main unit,Power shaft 2 connecting valve mechanisms 1, carry out the switching of switching mechanism 1 by the rotation of power shaft 2. Be connected on power shaft 2 and haveShift fork 8, the center of shift fork 8 is connected on power shaft 2, extends outward two arms, has 80 to 90 degree between two armsAngle. The output shaft on the top of device with the first motor 3, the first motors 3 drives and connects the first gear 4, the first gears 4Engage with the second gear 5, the second gear 5 coordinates with the first leading screw 6, and the second gear 5 rotarilys actuate 6, the first of the first leading screwsThick stick 6 drives the first slide block 7 to move left and right, and at the another side of output shaft 2, with the first motor 3, the second motor 10 is set symmetrically,The output shaft of the second motor 10 drives connection the 3rd gear 11, the three gears 11 to engage with the 4th gear 12, the 4th gear 12Coordinate with the second leading screw 13, the 4th gear 12 rotarilys actuate the second leading screw 13, the second leading screws 13 and drives the first slide block 9 left and right to moveMoving. The movement that two arms of shift fork 8 stretch to the first slide block 7 and the second slide block 9, the first slide blocks 7 and the second slide block 9 can driveThe arm of shift fork 8, thus drive shift fork 8 to rotate. Preferably, in released state, the first arm of shift fork 8 is positioned at the first slide block 7Right side, the second arm of shift fork 8 is positioned at the right side of the second slide block 9.
Operating procedure of the present invention: shown in Figure 4, need to unify road inlet wire time, control the first gear 4 by the first motor 3Rotation, drives the second gear 5 to realize and slows down, and the second gear 5 drives the first leading screw 6 to drive the first slide block 7 to realize to the right and slides,Drive shift fork 8 to rotate by the first slide block 7, thereby power shaft 2 is turned clockwise, drive switching mechanism 1 to realize revolving of mechanismTurn unification road inlet wire. Shown in Figure 5, while needing He Er road inlet wire, first the first motor 3 opposite spins realize and separatingState; Then another inlet wire is controlled by the second motor 10, and the second motor 10 is controlled the 3rd gear 11 and rotated, and drives the 4th gear12 realize deceleration, and the 4th gear 12 drives the second leading screw 13 to drive the second slide block 9 to realize to the right and slides, and is with by the second slide block 9Moving shift fork 8 rotates, thereby power shaft 2 is rotated counterclockwise, and drives switching mechanism 1 to realize the rotation of mechanism, He Er road inlet wire.Thereby the present invention realizes mutual conversion electronic between three positions, switching mechanism can be similarly to the prior art, by plane whirlpoolCoil spring is realized the conversion of switch.
Preferably, shown in Figure 6, also have three pitch wheels, these teeth on the upper strata of the parts such as shift fork, leading screwIf wheel need not be electronic time, can be realized manual operation and carry out the mutual conversion of three positions. Manually make first-hand moving gear 14 contraryHour hands rotation, manual actuation gear 15 is with driven input shaft 2 to turn clockwise, and Shi Yi road inlet wire closes; As second manual in manually madeGear 16 turns clockwise, and manual actuation gear 15 is with driven input shaft 2 to be rotated counterclockwise, and Shi Er road inlet wire closes.
As can be seen from the above description, the present invention has realized following technique effect:
1, increase a motor, shift fork of Double Motor Control, with three positions of a winding machine (released state, unification roadInlet wire, He Er road inlet wire) conversion, make that structure becomes simply, function is more perfect.
2, as motor does not have power supply signal, also can manually carry out the mutual conversion of three positions, cut and do not interfere with each other.
3, can prevent from closing two-way inlet wire simultaneously.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for those skilled in the art, the present invention can have various modifications and variations. Within the spirit and principles in the present invention all, any amendment of doing, etc.With replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (8)
1. three position conversion devices, comprise, construction of switch (1), and the power shaft (2) being connected with described construction of switch (1),It is characterized in that, also comprise,
Shift fork (8), connects described power shaft (2), has the first arm and the second arm;
The first slide block (7), drives described shift fork (8) to rotate by the first arm of described shift fork (8);
The second slide block (9), drives described shift fork (8) to rotate by the second arm of described shift fork (8);
The first motor (3), drives described the first slide block (7) mobile;
The second motor (10), drives described the second slide block (9) mobile;
Described the first slide block (7) and described the second slide block (9) all have the first end state and the movement that move to first endTo the second end state of the second end;
Described the first slide block (7) is at first end state and described the second slide block (9) during at first end state, described switchStructure (1) is in released state;
Described the first slide block (7) is in the time of the second end state, and described construction of switch (1) is in unification road inlet wire state;
Described the second slide block (9) is in the time of the second end state, and described construction of switch (1) is in He Erlu inlet wire state;
The first gear (4), connects the output shaft of described the first motor (3); The second gear (5), with described the first gear(4) engagement; The first leading screw (6), coordinates with described the second gear (5), described in described the first slide block (7) is connected toOn the first leading screw (6).
2. three position conversion devices according to claim 1, also comprise, the 3rd gear (11), connects described the second motor (10)Output shaft; The 4th gear (12), engages with described the 3rd gear (11); The second leading screw (13), with described the 4th toothWheel (12) coordinates, and described the second slide block (9) is connected on described the second leading screw (13).
3. three position conversion devices according to claim 1, the orbit of described the first slide block (7) and described the second slide block(9) orbit is parallel.
4. three position conversion devices according to claim 1, also comprise, the manual actuation gear (15) of manual actuation connectsDescribed power shaft (2).
5. three position conversion devices according to claim 4, also comprise, first-hand moving gear (14) drives and describedly manually drivesMoving gear (15).
6. three position conversion devices according to claim 5, described first-hand moving gear (14) is rotated counterclockwise described in drivingManual actuation gear (15) unification road inlet wire.
7. three position conversion devices according to claim 5, also comprise, second-hand's moving gear (16) drives and describedly manually drivesMoving gear (15).
8. three position conversion devices according to claim 7, described second-hand's moving gear (16) turns clockwise described in drivingManual actuation gear (15) He Er road inlet wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410380173.0A CN104157476B (en) | 2014-08-04 | 2014-08-04 | Three-position conversion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410380173.0A CN104157476B (en) | 2014-08-04 | 2014-08-04 | Three-position conversion device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104157476A CN104157476A (en) | 2014-11-19 |
| CN104157476B true CN104157476B (en) | 2016-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410380173.0A Active CN104157476B (en) | 2014-08-04 | 2014-08-04 | Three-position conversion device |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107464702A (en) * | 2016-06-03 | 2017-12-12 | 上海西门子医疗器械有限公司 | Synthesize button and Medical Devices |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5895898A (en) * | 1994-10-31 | 1999-04-20 | Siemens Aktiengesellschaft | Device for mutually locking the actuation of at least two power switches |
| CN200969293Y (en) * | 2006-10-26 | 2007-10-31 | 夏著祥 | Automatic switch electric appliance |
| CN201374266Y (en) * | 2009-02-23 | 2009-12-30 | 无锡Tcl罗格朗低压电器有限公司 | Interlocking mechanism for automatic transfer switching equipment |
| CN202373471U (en) * | 2011-12-15 | 2012-08-08 | 常熟开关制造有限公司(原常熟开关厂） | Automatic conversion switch electric appliance |
| CN103187185A (en) * | 2011-12-30 | 2013-07-03 | Ls产电株式会社 | Three-position actuator for switchgear |
-
2014
- 2014-08-04 CN CN201410380173.0A patent/CN104157476B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5895898A (en) * | 1994-10-31 | 1999-04-20 | Siemens Aktiengesellschaft | Device for mutually locking the actuation of at least two power switches |
| CN200969293Y (en) * | 2006-10-26 | 2007-10-31 | 夏著祥 | Automatic switch electric appliance |
| CN201374266Y (en) * | 2009-02-23 | 2009-12-30 | 无锡Tcl罗格朗低压电器有限公司 | Interlocking mechanism for automatic transfer switching equipment |
| CN202373471U (en) * | 2011-12-15 | 2012-08-08 | 常熟开关制造有限公司(原常熟开关厂） | Automatic conversion switch electric appliance |
| CN103187185A (en) * | 2011-12-30 | 2013-07-03 | Ls产电株式会社 | Three-position actuator for switchgear |
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| Publication number | Publication date |
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| CN104157476A (en) | 2014-11-19 |
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Effective date of registration: 20220426 Address after: 230000 east side of Fenglin Avenue, Xiatang Town, Changfeng County, Hefei City, Anhui Province Patentee after: Shuangjie Electric Hefei Co.,Ltd. Address before: 100085, room 1111, block D, No. 9, 3rd Street, Beijing, Haidian District Patentee before: BEIJING SOJO ELECTRIC Co.,Ltd. |