CN203607316U - Locking device of disconnector used for high voltage switch cabinet - Google Patents
Locking device of disconnector used for high voltage switch cabinet Download PDFInfo
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- CN203607316U CN203607316U CN201320648053.5U CN201320648053U CN203607316U CN 203607316 U CN203607316 U CN 203607316U CN 201320648053 U CN201320648053 U CN 201320648053U CN 203607316 U CN203607316 U CN 203607316U
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- adjusting sleeve
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Abstract
Provided is a locking device of a disconnector used for a high voltage switch cabinet. The problems that the conventional high voltage disconnector employs manual operation so that the operating force is large, the switching-on and switching-off are not in place, and the operation is complicated, time-consuming and labor-consuming are solved. The locking device is characterized in that an electric mechanism is arranged in a mechanism chamber, the disconnector is fixedly connected with a disconnecting crank arm, the disconnecting crank arm is hinged to an upper adjusting sleeve via an upper connecting pin, the upper adjusting sleeve is fixedly connected with the upper end of a pull rod, a mechanism connecting lever is hinged to a lower adjusting sleeve via a lower connecting pin, the lower adjusting sleeve is fixedly connected with the lower end of the pull rod, a cabinet body is also provided with a manual interlocking mechanism, and the manual interlocking mechanism is connected with a key of an end of a worm and gear deceleration transmission mechanism of the electric mechanism via a keyway at the front end of an operation handle. The beneficial effects of the locking device of the disconnector used for the high voltage switch cabinet are that the size of the electric mechanism is small, the structure is compact, electric operation and manual operation are interlocked, the electric operation and the manual operation can both be performed, the operation is safe and reliable, the time and the labor are saved, the accuracy is high, and manual maloperation can be prevented.
Description
Technical field
The utility model belongs to high voltage electrical apparatus technical field, and the particularly operating means of indoor high-voltage isolating switch is a kind of separation switch lock device for high-tension switch cabinet specifically.
Background technology
High voltage isolator is applicable to the power on/off of indoor high-voltage switch cabinet administration of power supply, be installed on indoor, for 7.2 ~ 40.5kV, in 50Hz three-phase alternating current single busbar connection or single busbar connection band bypath system and double-bus, accept and distribution electric energy, mainly be arranged in fixed type metal enclosing switch device, in prior art, high voltage isolator adopts operation manually, exist operating physical force large, point and not in place, complex operation and the defect that wastes time and energy, if switch is deciliter not in place when manual operation, to cause switch contact loose contact, after long-time transmission operation, exist the hidden danger that burns out high-tension switch cabinet, manual operation simultaneously also exists mistake point, close the problem that causes major accident with on-load actuating by mistake, especially double-bus switch cabinet has particularity for distribution, in the time that the core parts of double-bus switch cabinet are heavy current disconnecting switches, load larger, rated current reaches 5000 ~ 8000A, operational stroke is short, manual operation power is more than 350N.m, manual operation is more difficult, more easily cause the not high problem of accuracy that puts in place that operates.
Summary of the invention
Technical problem to be solved in the utility model is, overcome the deficiencies in the prior art part, provide the one can electric operating, again can manual operation, and electric operating and the interlocking of manual operation interlocking, in order to realize a kind of separation switch lock device for high-tension switch cabinet of isolating switch separating brake and closing operation.
The technical solution adopted in the utility model comprises cabinet and is arranged on the isolating switch in isolating switch chamber, in mechanism chamber, motor drive mechanism is installed, on isolating switch, be fixedly connected with isolation connecting lever, isolation connecting lever is hinged by top connecting pin and top adjusting sleeve, and top adjusting sleeve is fixedly connected with the upper end of pull bar, the worm and gear reduction gearing mechanism that described motor drive mechanism comprises micromachine and driven by micromachine, be connected with Duo Gan actuator at the output of worm and gear reduction gearing mechanism, described Duo Gan actuator is by crank, connecting rod, fanning strip, rocking bar, mechanism's connecting lever and fork form, wherein, the worm-wheel shaft termination of crank one end worm and gear reduction gearing mechanism external with stretching out mechanism case is fixedly connected with, one end of the other end and connecting rod is hinged, the upper end of the connecting rod other end and fanning strip and the lower end of rocking bar are hinged, the upper end of the pivot of fanning strip and mechanism's casing and mechanism's connecting lever is hinged, the lower end of fanning strip is fixedly connected with mechanism connecting lever, the lower end of mechanism's connecting lever is hinged by bottom connecting pin and bottom adjusting sleeve, bottom adjusting sleeve is fixedly connected with the lower end of pull bar, connect in bottom packing ring is installed on pin, in order to adjust the position of pull bar, fork lower end and rocking bar upper end are hinged, limit switch on fork upper end and mechanism's casing is hinged.
On described cabinet, fixedly mount manual interlocking device, described manual interlocking device comprises large bent plate and operating grip, by stop collar, bearing pin and torsion spring, baffle plate is installed in large bent plate inner side, manually the electromagnetic lock of interlocking device is fixed on cabinet panel by little bent plate.
The keyway of described manual interlocking device by operating grip front end is connected with the key on worm and gear reduction gearing mechanism termination on motor drive mechanism.
Be provided with 3～5 installing holes of curved distribution in the junction of described fanning strip and mechanism's connecting lever.
Compared with prior art, the beneficial effects of the utility model are:
(1) handling safety is reliable, time saving and energy saving, and accuracy is high, maintenance is convenient, and trouble shoot is convenient, is easy to fast recovery of power supply, reduce operating personnel's labour intensity, be conducive to realize the especially remote control of double-bus switch cabinet of high-tension switch cabinet that isolating switch is housed, unattended operation.
(2) scope of application is wider, 10kV double-bus configuration system, and 10kV single busbar connection generator outlet and 35kV double-bus configuration system, as long as there is large isolating switch, all can select.
(3) the utility model motor drive mechanism volume is little, compact conformation, and electric operating and manually interlocking device's interlocking, can electric operating, again can manual operation, isolating switch and motor-operating mechanism are mechanical connection, manual interlocking device can prevent manual misoperation.
Accompanying drawing explanation
Fig. 1 is front view of the present utility model,
Fig. 2 is the A-A cutaway view of Fig. 1,
Fig. 3 is the B-B cutaway view of Fig. 1,
Fig. 4 is the front view of motor drive mechanism of the present utility model,
Fig. 5 is the left view of Fig. 4,
Fig. 6 is the vertical view of Fig. 4,
Fig. 7 is the front view of manual interlocking device of the present utility model,
Fig. 8 is the left view of Fig. 7,
Fig. 9 is the C-C cutaway view of Fig. 7,
Figure 10 is the connection diagram of motor drive mechanism of the present utility model and manual interlocking device.
In figure:
1. cabinet, 2. motor drive mechanism, 3. manual interlocking device, 4. pull bar, 5. top adjusting sleeve,
6. isolation connecting lever, 7. top connecting pin, 8. isolating switch, 9. bottom adjusting sleeve,
10. bottom connecting pin, 11 packing rings,
1-1. mechanism chamber, 1-2. isolating switch chamber, 1-3. fixed head, 1-4. cabinet panel,
2-1. micromachine, 2-2. Duo Gan actuator, 2-3. buffer gear,
2-4. turbine and worm reduction gearing mechanism, 2-5. limit switch, 2-6. mechanism casing,
2-2-1. crank, 2-2-2 connecting rod, 2-2-3. fanning strip, 2-2-4. rocking bar,
2-2-5. mechanism connecting lever, 2-2-6. fork,
The large bent plate of 3-1., 3-2. stop collar, 3-3. bearing pin, 3-4. baffle plate,
3-5. torsion spring, the little bent plate of 3-6., 3-7. electromagnetic lock, 3-8. operating grip.
Embodiment
Provide embodiment of the present utility model below in conjunction with accompanying drawing.
As shown in Figure 1, Figure 2 and Figure 3, the utility model comprises cabinet 1, in the chamber 1-1 of mechanism of cabinet 1, motor drive mechanism 2 is installed, on cabinet 1, fixedly mount manual interlocking device 3, in the 1-2 of the isolating switch chamber of cabinet 1, isolating switch 8 is installed, on isolating switch 8, be fixedly connected with isolation connecting lever 6, isolation connecting lever 6 is hinged by top connecting pin 7 and top adjusting sleeve 5, and top adjusting sleeve 5 is fixedly connected with the upper end of pull bar 4;
As Fig. 4, shown in Fig. 5 and Fig. 6, described motor drive mechanism 2 comprises micromachine 2-1, the worm and gear reduction gearing mechanism 2-4 being driven by micromachine 2-1, be connected with the 2-2 of Duo Gan actuator at the output of worm and gear reduction gearing mechanism 2-4, the 2-2 of Duo Gan actuator is arranged on the casing 2-6 of mechanism outside, the described Duo Gan 2-2 of actuator is by crank 2-2-1, connecting rod 2-2-2, fanning strip 2-2-3, rocking bar 2-2-4, the connecting lever 2-2-5 of mechanism and fork 2-2-6 form, wherein, crank 2-2-1 one end is fixedly connected with the worm-wheel shaft termination of stretching out the worm and gear reduction gearing mechanism 2-4 outside the casing 2-6 of mechanism, one end of the other end and connecting rod 2-2-2 is hinged, the upper end of the connecting rod 2-2-2 other end and fanning strip 2-2-3 and rocking bar 2-2-4 lower end are hinged, the upper end of the pivot of fanning strip 2-2-3 and the casing 2-6 of mechanism and the connecting lever 2-2-5 of mechanism is hinged, the lower end of fanning strip 2-2-3 is fixedly connected with the connecting lever 2-2-5 of mechanism, the lower end of the connecting lever 2-2-5 of mechanism is hinged by bottom connecting pin 10 and bottom adjusting sleeve 9, bottom adjusting sleeve 9 is fixedly connected with the lower end of pull bar 4, connect in bottom packing ring 11 is installed on pin 10, in order to adjust the position of pull bar 4, be provided with 3 ~ 5 installing holes of curved distribution in the junction of fanning strip 2-2-3 and the connecting lever 2-2-5 of mechanism, to adapt to the high-tension switch cabinet of different model, be used for the link position of adjusting mechanism connecting lever 2-2-5 and fanning strip 2-2-3, guarantee that the pull bar 4 being fixedly connected with the connecting lever 2-2-5 of mechanism realizes separating brake and the combined floodgate of high-voltage switch gear, the upper end of the lower end of fork 2-2-6 and rocking bar 2-2-4 is hinged, limit switch 2-5 on the upper end of fork 2-2-6 and the casing 2-6 of mechanism is hinged, in order to trigger dead space switch 2-5, control the power on/off of micromachine 2-1, thereby control separating brake and the combined floodgate of high-voltage switch gear by pull bar 4, the casing 2-6 of mechanism passes through on cabinet 1 that fixed head 1-3 is fixed on high-voltage switch gear, and in Duo Gan actuator, 2-2 is arranged with buffer gear 2-3, plays cushioning effect at separating brake when closing a floodgate.
As shown in Figure 7, Figure 8 and Figure 9, described manual interlocking device 3 comprises the large bent plate 3-1 being used for fixing on fixed head 1-3, pass through stop collar 3-2 in large bent plate 3-1 inner side, bearing pin 3-3, torsion spring 3-5 installs baffle plate 3-4, and electromagnetic lock 3-7 is fixed on the cabinet panel 1-4 of cabinet 1 by little bent plate 3-6.
As shown in figure 10, described manual interlocking device 3 is connected with the key on worm and gear reduction gearing mechanism 2-4 termination on motor drive mechanism 2 by the keyway of operating grip 3-8 front end.
When use, because the crank arm rotary shaft angle of isolating switch 8 and motor drive mechanism 2 is inconsistent, be respectively 80
owith 90
othe connecting lever 2-2-5 of mechanism in need adjustment motor drive mechanism 2 and the link position of fanning strip 2-2-3, fixed mechanism connecting lever 2-2-5, on isolation connecting lever 6, find suitable connecting hole, regulate again top adjusting sleeve 5 and bottom adjusting sleeve 9, and by bolted, realize pull bar length and fix, realize smoothly separating brake and the combined floodgate of isolating switch.As when power-off or other improper phenomenon occur can not carrying out electric operating, can use manual interlocking device 3 instead and realize isolating switch separating brake and combined floodgate; The motor drive mechanism 2 keyway activity by the key on worm and gear reduction gearing mechanism 2-4 termination and the operating grip 3-8 front end of 3 li of manual interlocking devices repeatedly, rotating operation handle 3-8, drive worm and gear reduction gearing mechanism 2-4 to rotate, when normal work, baffle plate 3-4 relies on torsion spring 3-5 to be close to cabinet panel 1-4 and blocks handle hole; Disconnect electromagnetic lock 3-7, electromagnetic lock 3-7 tapered end is upwards lifted, and exposes handle hole, the worm shaft that operating grip 3-8 puts in handle hole and worm and gear reduction gearing mechanism 2-4 front end coordinates, turn clockwise 40 circle isolating switches and close a floodgate, turn counterclockwise 40 circles, isolating switch separating brake; Draw out operation handle 3-8, the cabinet panel 1-4 that baffle plate 3-4 relies on torsion spring 3-5 to be close to cabinet 1 blocks handle hole, when normal isolating switch combined floodgate work, this baffle plate sealing, the electromagnetic lock of front end closes a floodgate and locks, handle hole is blocked, and operating grip can not put in handle hole, thereby can prevent manual misoperation.
Claims (4)
1. the separation switch lock device for high-tension switch cabinet, comprise cabinet (1) and be arranged on the isolating switch (8) in isolating switch chamber (1-2), it is characterized in that, motor drive mechanism (2) is installed in mechanism chamber (1-1), on isolating switch (8), be fixedly connected with isolation connecting lever (6), isolation connecting lever (6) is hinged by top connecting pin (7) and top adjusting sleeve (5), and top adjusting sleeve (5) is fixedly connected with the upper end of pull bar (4), the worm and gear reduction gearing mechanism (2-4) that described motor drive mechanism (2) comprises micromachine (2-1) and driven by micromachine (2-1), be connected with Duo Gan actuator (2-2) at the output of worm and gear reduction gearing mechanism (2-4), described Duo Gan actuator (2-2) is by crank (2-2-1), connecting rod (2-2-2), fanning strip (2-2-3), rocking bar (2-2-4), mechanism's connecting lever (2-2-5) and fork (2-2-6) form, wherein, crank (2-2-1) one end is fixedly connected with the worm-wheel shaft termination of stretching out the worm and gear reduction gearing mechanism (2-4) outside mechanism's casing (2-6), one end of the other end and connecting rod (2-2-2) is hinged, the lower end of the upper end of connecting rod (2-2-2) other end and fanning strip (2-2-3) and rocking bar (2-2-4) is hinged, the upper end of the pivot of fanning strip (2-2-3) and mechanism's casing (2-6) and mechanism's connecting lever (2-2-5) is hinged, the lower end of fanning strip (2-2-3) is fixedly connected with mechanism connecting lever (2-2-5), the lower end of mechanism's connecting lever (2-2-5) is hinged by bottom connecting pin (10) and bottom adjusting sleeve (9), bottom adjusting sleeve (9) is fixedly connected with the lower end of pull bar (9), connect the upper packing ring (11) of installing of pin (10) in bottom, fork (2-2-6) lower end and rocking bar (2-2-4) upper end are hinged, limit switch (2-5) on fork (2-2-6) upper end and mechanism's casing (2-6) is hinged.
2. a kind of separation switch lock device for high-tension switch cabinet according to claim 1, it is characterized in that, in described cabinet (1) the manual interlocking device of upper fixed installation (3), described manual interlocking device (3) comprises large bent plate (3-1) and operating grip (3-8), by stop collar (3-2), bearing pin (3-3) and torsion spring (3-5), baffle plate (3-4) is installed in large bent plate (3-1) inner side, manually the electromagnetic lock (3-7) of interlocking device (3) is fixed on cabinet panel (1-4) by little bent plate (3-6).
3. a kind of separation switch lock device for high-tension switch cabinet according to claim 2, it is characterized in that, the keyway of described manual interlocking device (3) by operating grip (3-8) front end is connected with the key on worm and gear reduction gearing mechanism (2-4) termination on motor drive mechanism (2).
4. a kind of separation switch lock device for high-tension switch cabinet according to claim 1, is characterized in that, is provided with 3～5 installing holes of curved distribution in the junction of described fanning strip (2-2-3) and mechanism's connecting lever (2-2-5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320648053.5U CN203607316U (en) | 2013-10-21 | 2013-10-21 | Locking device of disconnector used for high voltage switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320648053.5U CN203607316U (en) | 2013-10-21 | 2013-10-21 | Locking device of disconnector used for high voltage switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203607316U true CN203607316U (en) | 2014-05-21 |
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ID=50719980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320648053.5U Expired - Fee Related CN203607316U (en) | 2013-10-21 | 2013-10-21 | Locking device of disconnector used for high voltage switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203607316U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107610952A (en) * | 2017-10-24 | 2018-01-19 | 沈阳安瑞信科技有限公司 | A kind of low voltage isolation switch of motorized motions |
| CN109491448A (en) * | 2018-11-01 | 2019-03-19 | 王策勋 | Electric automatization console |
-
2013
- 2013-10-21 CN CN201320648053.5U patent/CN203607316U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107610952A (en) * | 2017-10-24 | 2018-01-19 | 沈阳安瑞信科技有限公司 | A kind of low voltage isolation switch of motorized motions |
| CN109491448A (en) * | 2018-11-01 | 2019-03-19 | 王策勋 | Electric automatization console |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140521 Termination date: 20151021 |
|
| EXPY | Termination of patent right or utility model |