CN2341267Y - Direct hand-operated or electric operating mechanism of vacuum load switch - Google Patents
Direct hand-operated or electric operating mechanism of vacuum load switch Download PDFInfo
- Publication number
- CN2341267Y CN2341267Y CN 98213403 CN98213403U CN2341267Y CN 2341267 Y CN2341267 Y CN 2341267Y CN 98213403 CN98213403 CN 98213403 CN 98213403 U CN98213403 U CN 98213403U CN 2341267 Y CN2341267 Y CN 2341267Y
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- CN
- China
- Prior art keywords
- load switch
- connecting rod
- hinged
- fixed
- vacuum load
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model relates to a direct hand-operating or electric operating mechanism of a vacuum load switch, composed of a gate closing spring component, a hand power operating component, a mechanical core component and a motor operating component. Because of the structure modification of the hand power operating component, a vacuum load switch matched with the mechanism only need to be connected with a force application mechanism through a connecting rod for implementing gate opening and closing operations. Moreover, the gate opening and closing operations can be directly realized by an operating rod. The operation mode conforms to people's habits. The operating rod can be up lifted for the gate closing operation and down pressed for the gate opening operation. In addition, the utility model can not form mutual interference with electric operation. The utility model has the advantages of compact structure, convenient installation and visual, stable and reliable operation.
Description
The utility model relates to vacuum load switch Direct Action Type hand, the operation of electronic dual-purpose and controlling organization.
The most of closing operation that adopts rotary operation to realize switch of the mode of operation of existing vacuum load switch operating mechanism, trigger the separating brake of realizing switch with button, make the front that need utilize sector gear to be connected to cabinet when vacuum load switch is joined cabinet realize the closing operation of switch, utilize another connecting rod button to realize the separating brake of switch, the Installation and Debugging inconvenience, and operation is succinct inadequately.And some operating mechanisms with vacuum load switch of Direct Action Type mode of operation are to improve from the basis of air-generating on-load switch and come basically, and its reliability is stable inadequately.
Task of the present utility model aims to provide a kind of operating mechanism of improved vacuum load switch, and is convenient to reach Installation and Debugging, easy and simple to handle and mechanism stable is reliable.
Task of the present utility model is finished by following scheme: comprise switching-in spring parts and hand-power functional unit that homonymy is provided with, mechanism's core component in the middle of being arranged on and the motor operation parts that are arranged on mechanism's opposite side, described hand-power functional unit has two ends by the operating axis of sleeve supporting on two fixed heads, gear shaft in this operating axis and the motor operation parts is on the same axis, the rocking bar that is fixed on the operating axis is connected with connecting rod, the hinged place is set with and can makes connecting rod have the torsion spring that counterclockwise rotates trend, the other end of connecting rod is hinged with the empty fan-shaped crank that is enclosed within on the main shaft, be hinged on ratchet on the fan-shaped crank under the pressure effect of torsion spring, abut against on the monodentate ratchet that is in transmission connection on main shaft, the connecting rod other end that is hinged on the rocking bar links to each other with the connecting lever that on-load switch triggers on the axle, and operating axis is provided with the actuating element of realizing combined floodgate or separating brake.
The operating mechanism of the vacuum load switch of the utility model after improving, can make the Installation and Debugging of the vacuum load switch of being furnished with this mechanism simple, only need just can realize the breaking-closing operating of switch by hook stick or connecting rod, when utilizing the hook stick operation, upwards lift and can make the switch combined floodgate, can make the switch separating brake to pressing down, operating process meets people's custom, the hand-power operation is independent of each other with electric operating, has compact conformation, simple installation, directly perceived, the reliable and stable characteristics of operation.
Description of drawings.
Fig. 1 is just analysing and observe the general structure schematic diagram for the utility model.
Fig. 2 is the A-A cutaway view of Fig. 1.
Fig. 3 is the B-B cutaway view (hand-power functional unit gate-dividing state) of Fig. 1.
Fig. 4 is the B-B cutaway view (hand-power functional unit "on" position) of Fig. 1.
Fig. 5 is the C-C cutaway view (the mechanism's core component during the switch gate-dividing state) of Fig. 1.
Fig. 6 is the C-C cutaway view (the mechanism core component of switch separating brake in the making process) of Fig. 1.
Fig. 7 is the C-C cutaway view (the mechanism's core component during the switch "on" position) of Fig. 1.
Fig. 8 is the D-D cutaway view (motor operation parts) of Fig. 1.
Below will elaborate again by above-mentioned accompanying drawing embodiment.
Mechanism's core component by switching-in spring parts, the hand-power functional unit of homonymy setting, in the middle of being arranged on of the Direct Action Type hand of vacuum load switch, electronic dual-purpose operating mechanism (referring to Fig. 1-8), the motor operation parts that are arranged on mechanism's opposite side are formed.
Switching-in spring parts (referring to Fig. 1) comprise the switching-in spring (23) that is fixed on the load switch body, the other end of switching-in spring hangs on the connecting lever (21) by lining (22), connecting lever (21) is connected on the main shaft (20) by flat key, turn round synchronously with main shaft, the two supports of main shaft (20) is in the bearing (4) and (18) of fixed head (2) and (11).
Hand-power functional unit (referring to Fig. 1-4) has two ends to be bearing in operating axis (16) on two fixed heads (11), (24) by axle sleeve (12), (14), and the gear shaft (6) in this operating axis and the motor operation parts is on the same axis.The rocking bar (34) that is fixed on the operating axis is hinged with connecting rod (36), the hinged place is set with and can makes connecting rod have the torsion spring (35) that counterclockwise rotates trend, the other end of connecting rod is hinged with the empty fan-shaped crank (30) that is enclosed within on the main shaft, wherein rocking bar (34), connecting rod (36), fan-shaped crank (30) constitute quadric chain, when making rocking bar turn over 70 ° of left and right sides, fan-shaped crank turns over 180 °.And be hinged on ratchet (31) on the fan-shaped crank (30) under the pressure effect of torsion spring (29), abut against with on the flat strong monodentate ratchet (32) that is connected on the main shaft, this monodentate ratchet (32) is equivalent to the freewheel clutch effect with ratchet (31), connecting rod (33) other end that is hinged on the rocking bar (34) links to each other with the connecting lever (9) that on-load switch triggers on the axle (10), and operating axis is provided with realizes that mechanism closes a floodgate or the actuating element of separating brake.
Described actuating element can be the operating block (27) that can directly insert hook stick (26) that is connected the operating axis overhanging end by pin (28), realizes the hand-power operation by hook stick, lifts on the hook stick to closing a floodgate, pressing down to be separating brake.
Described actuating element also can be the connecting lever (19) that can link to each other with outside force application mechanism that is connected the operating axis overhanging end by pin (17), and this connecting lever links to each other with the connecting rod (13) of vacuum load switch by little axle.Realize the combined floodgate and the separating brake of mechanism by force application mechanism.
In order to improve the reliability that mechanism closes a floodgate, also be provided with torsion spring (15) at the overhanging end of operating axis, guarantee the stable of operating axis closing position.
Mechanism's core component is (referring to Fig. 1, Fig. 5-7) comprises the cam (1) that is connected with the main shaft flat key, roller (39) on the jointed shaft that is enclosed within connecting rod (38) and output connecting rod (37) has been arranged on cam (1) curved surface, wherein exporting the other end of connecting rod (37) and the connecting lever in the on-load switch rotating shaft (25) is hinged, the other end of connecting rod (38) is hinged with the sincere son (45) that is hinged on the fixed head (24), back-moving spring (44) effect on the fixed head (24) of being fixed on of the other end of sincere son (45) can be buckled in two end warp beam sleeves and be fixed on the breach of the semiaxis (43) on fixed head (11) and (24), and be with an end on the semiaxis (43) and be fixed on torsion spring (42) on the fixed head (2), this torsion spring (42) makes semiaxis (43) have the trend of counterclockwise rotating, connecting lever (41) is fixed on also linking to each other with another connecting lever that on-load switch triggers on the axle (10) by connecting rod (40) on the semiaxis (43), makes the constraint of semiaxis (43) releasing to sincere son (45) through connecting lever (41).
Motor operation parts (referring to Fig. 8) comprise the motor (8) that is fixed on the fixed head (2), motor output shaft is with tongue and groove connection gear axle (6), gear shaft is bearing in bearing (5) in two fixed heads (2), (24), (7), with gear shaft (6) mutually spouse's gear (3) sky be enclosed within on the main shaft (20), the ratchet (47) that is hinged on the gear (3) is leaning against under the effect of torsion spring (46) on the monodentate ratchet (48), and monodentate ratchet and main shaft (20) are in transmission connection by flat being good for, and this place ratchet (47) and monodentate ratchet (48) are equivalent to the freewheel clutch effect.
Dynamic structure of the present utility model is as follows:
When mechanism carries out closing operation, hand-power functional unit or motor operation parts make main shaft (20) be rotated counterclockwise to state shown in Figure 6 by Fig. 5, make roller (39) enter the recess of cam (1) by sincere son (45), connecting rod (38) this moment under the effect of back-moving spring (44), sincere son (45) slips over the breach of the semiaxis (43) that is subjected to the counterclockwise active force of torsion spring (42) and is fastened simultaneously, be connected connecting lever (21) stretching switching-in spring (23) on the main shaft (20) to minimum point this moment, makes switching-in spring have maximum potential energy.When main shaft (20) when continuing to rotate counterclockwise, connecting lever (21) is crossed the dead point, so switching-in spring (23) discharges potential energy, driving main shaft (20) rotates counterclockwise fast, make roller (39) under the effect of cam (1), along the pin joint with connecting rod (38) and sincere son (45) is the center of circle, and the length of connecting rod (38) is that the arc track of radius moves upward.The state of mechanism is that switching-in spring released can return back to initial point as shown in Figure 7, and roller (39) moves to peak, and the resistance that makes the on-load switch rotating shaft overcome tripping spring (showing among the figure) through output connecting rod (37) rotates counterclockwise and remains on the state of combined floodgate.
When sending sub-gate signal when the rotation of operating axis (16) clockwise direction, by connecting rod (33) the triggering axle (10) on the on-load switch is clockwise rotated, through connecting rod (40), connecting lever (41) semiaxis (43) is clockwise rotated, the restrained condition of sincere son (45) is disengaged, under the effect of on-load switch tripping spring, output connecting rod (37) moves downward, and last mechanism is in gate-dividing state as shown in Figure 5.
When carrying out the hand-power closing operation, the connecting rod (13) that outside force application mechanism (joining cabinet self parts) acts on connecting lever (19) is gone up or is directly used hook stick (26) to act on the operating block (27), operating axis (16) is rotated counterclockwise as Fig. 1, shown in Figure 3, through rocking bar (34), connecting rod (36), fan-shaped crank (30), ratchet (31), monodentate ratchet (32), main shaft (20) is rotated counterclockwise, the quadric chain of forming because of rocking bar (34) and fan-shaped crank (30) and connecting rod (36) has strong anxious revolution character, when rocking bar (34) turns over 70 ° of left and right sides, fan-shaped crank (30) drives main shaft (20) and turns over 180 °, finish the closing operation of on-load switch under the mating reaction of switching-in spring parts and mechanism's core component, the state of the hand-power functional unit of this moment as shown in Figure 4.When making switching-in spring release energy because of the function with freewheel clutch, monodentate ratchet (32) wherein can not produce the effect of power to the hand-power functional unit.
During motor operation as shown in Figure 8, motor driven gear axle (6) clockwise rotates, through gear (3), ratchet (47), monodentate ratchet (48), after making main shaft (20) rotate counterclockwise 180 °, finish the closing operation of mechanism under the mating reaction of switching-in spring parts and mechanism's core component, monodentate ratchet (48) wherein has the function of freewheel clutch equally.
Claims (8)
1. the Direct Action Type hand of a vacuum load switch, electronic dual-purpose operating mechanism, comprise switching-in spring parts and hand-power functional unit that homonymy is provided with, mechanism's core component in the middle of being arranged on and the motor operation parts that are arranged on mechanism's opposite side, it is characterized in that described hand-power functional unit has two ends by axle sleeve (12), (14) be bearing in two fixed heads (11), (24) operating axis on (16), gear shaft (6) in this operating axis and the motor operation parts is on the same axis, the rocking bar (34) that is fixed on the operating axis (16) is hinged with connecting rod (36), the hinged place is set with and can makes connecting rod have the torsion spring (35) that counterclockwise rotates trend, the other end of connecting rod is hinged with the empty fan-shaped crank (30) that is enclosed within on the main shaft, be hinged on ratchet (31) on the fan-shaped crank (30) under the pressure effect of torsion spring (29), abut against on the monodentate ratchet (32) that is in transmission connection on main shaft, connecting rod (33) other end that is hinged on the rocking bar (34) links to each other with the connecting lever (9) that on-load switch triggers on the axle (10), and operating axis is provided with the actuating element of realizing combined floodgate or separating brake.
2. the Direct Action Type hand of vacuum load switch as claimed in claim 1, electronic dual-purpose operating mechanism is characterized in that described actuating element can be connected the operating block (27) that can directly insert hook stick (26) of operating axis overhanging end by pin (28).
3. the Direct Action Type hand of vacuum load switch as claimed in claim 1, electronic dual-purpose operating mechanism, it is characterized in that described actuating element can be connected the connecting lever (19) that can link to each other with outside force application mechanism of operating axis (16) overhanging end by pin (17), this connecting lever links to each other with the connecting rod (13) of vacuum load switch.
4. the Direct Action Type hand of vacuum load switch as claimed in claim 1 or 2, electronic dual-purpose operating mechanism is characterized in that the overhanging end of described operating axis (16) also is provided with the torsion spring (15) that makes its maintenance closing position.
5. as the Direct Action Type hand of claim 1 or 3 described vacuum load switchs, electronic dual-purpose operating mechanism, it is characterized in that the overhanging end of described operating axis (16) also is provided with the torsion spring (15) that makes its maintenance closing position.
6. the Direct Action Type hand of vacuum load switch as claimed in claim 1, electronic dual-purpose operating mechanism, it is characterized in that described switching-in spring parts comprise the switching-in spring (23) that is fixed on the load switch body, the other end of switching-in spring hangs on the connecting lever (21) by lining (22), connecting lever (21) and main shaft (20) are in transmission connection, and the two supports of main shaft (20) is in the bearing (4) of fixed head (2), (11), (18).
7. the Direct Action Type hand of vacuum load switch as claimed in claim 1, electronic dual-purpose operating mechanism, it is characterized in that described mechanism core component comprises the cam (1) that is in transmission connection with main shaft (20), roller (39) on the jointed shaft that is enclosed within connecting rod (38) and output connecting rod (37) has been arranged on cam (1) curved surface, wherein exporting the other end of connecting rod (37) and the connecting lever in the on-load switch rotating shaft (25) is hinged, the other end of connecting rod (38) is hinged with the sincere son (45) that is hinged on the fixed head (24), back-moving spring (44) effect on the fixed head (24) of being fixed on of the other end of sincere son (45) can be buckled in two end axle sleeves and be fixed on fixed head (11), on the breach of the semiaxis (24) (43), and be with an end on the semiaxis (43) and be fixed on torsion spring (42) on the fixed head (2), this torsion spring (42) makes semiaxis (43) have the trend of counterclockwise rotating, and connecting lever (41) is fixed on semiaxis (43) and upward and by connecting rod (40) links to each other with the connecting lever (9) that on-load switch triggers on the axle (10).
8. the Direct Action Type hand of vacuum load switch as claimed in claim 1, electronic dual-purpose operating mechanism, it is characterized in that described motor operation parts comprise the motor (8) that is fixed on the fixed head (2), motor output shaft is with tongue and groove connection gear axle (6), gear shaft is bearing in two fixed heads (2), (24) bearing in (5), (7) in, with gear shaft (6) mutually spouse's gear (3) sky be enclosed within on the main shaft (20), the ratchet (47) that is hinged on the gear (3) is leaning against under the effect of torsion spring (46) on the monodentate ratchet (48), and monodentate ratchet and main shaft (20) are in transmission connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98213403 CN2341267Y (en) | 1998-02-18 | 1998-02-18 | Direct hand-operated or electric operating mechanism of vacuum load switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98213403 CN2341267Y (en) | 1998-02-18 | 1998-02-18 | Direct hand-operated or electric operating mechanism of vacuum load switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2341267Y true CN2341267Y (en) | 1999-09-29 |
Family
ID=33967372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 98213403 Expired - Lifetime CN2341267Y (en) | 1998-02-18 | 1998-02-18 | Direct hand-operated or electric operating mechanism of vacuum load switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2341267Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101017745B (en) * | 2007-02-15 | 2010-05-26 | 冯保明 | Universal operating mechanism of the load switch |
| CN108321003A (en) * | 2018-02-12 | 2018-07-24 | 浙江紫光电器有限公司 | A kind of operating mechanism of high-voltage vacuum load switch |
| CN113113270A (en) * | 2021-04-14 | 2021-07-13 | 西安西电开关电气有限公司 | Closing keeping and opening tripping system |
-
1998
- 1998-02-18 CN CN 98213403 patent/CN2341267Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101017745B (en) * | 2007-02-15 | 2010-05-26 | 冯保明 | Universal operating mechanism of the load switch |
| CN108321003A (en) * | 2018-02-12 | 2018-07-24 | 浙江紫光电器有限公司 | A kind of operating mechanism of high-voltage vacuum load switch |
| CN108321003B (en) * | 2018-02-12 | 2024-02-20 | 浙江紫光电器有限公司 | Operating mechanism of high-voltage vacuum load switch |
| CN113113270A (en) * | 2021-04-14 | 2021-07-13 | 西安西电开关电气有限公司 | Closing keeping and opening tripping system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |