CN201303228Y - Linkage operation device for foldable flexible door mechanism of withdrawable-type switch cabinet - Google Patents
Linkage operation device for foldable flexible door mechanism of withdrawable-type switch cabinet Download PDFInfo
- Publication number
- CN201303228Y CN201303228Y CNU2008201613224U CN200820161322U CN201303228Y CN 201303228 Y CN201303228 Y CN 201303228Y CN U2008201613224 U CNU2008201613224 U CN U2008201613224U CN 200820161322 U CN200820161322 U CN 200820161322U CN 201303228 Y CN201303228 Y CN 201303228Y
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- valve
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The utility model relates to a linkage operation device for a foldable flexible door mechanism of a withdrawable-type switch cabinet. The linkage operation device comprises a base and a linkage rod mechanism arranged on two guide rails of a breaker, wherein an upper linkage rod of the linkage mechanism is connected with an upper linkage plate arranged on the side wall of the cabinet through a support; an lower linkage plate and a transition linkage plate are fixed on a shaft liner; a press plate is also fixed on the inner side of the shaft liner; an included angle of alpha is formed between the axis of the press rod and the lower linkage rod; the shaft liner is hinged on the base through a connection shaft; a pin arranged in the guide groove of the upper linkage is fixedly connected with the transition linkage plate; a reset spring is arranged between the transition linkage plate and the side wall of the cabinet; the upper end of the lower connection plate is hinged with the lower linkage rod; and an upper guide pin arranged on the top of the upper linkage rod is arranged in an upper guide groove of the lower guide rail plate arranged on both sides of the cabinet and is connected with a lower flexible door. The linkage operation device has the advantages of reasonable structure, small area occupied by the moving mechanism, and flexible and laborsaving door operation.
Description
Technical field
The utility model relates to the combined operation device of the collapsible valve mechanism of a kind of withdraw-type switch cabinet, belongs to withdraw-type switching device technical field.
Background technology
Moveable high-voltage switchgear is widely used in taking on the function of distributing electric energy in the Allocation transformer in industry-by-industry such as power plant, electric substation, industrial and mining enterprises, railway transportation, skyscraper and field, and circuit is carried out control, protection, monitoring etc.Moveable high-voltage switchgear is made up of four parts usually, that is: control room, breaker chamber, bus-bar room and cable vault, the chamber internal fixation of breaker chamber has one group of stationary contact headstock as static contact head device, connecting with extraneous high-voltage power circuit into and out of the line fixed contact on the stationary contact headstock.In the time of in circuit breaker pushes breaker chamber, the upper and lower contact of circuit breaker engages respectively with into and out of the line fixed contact, behind the breaker closing, realizes the connection on the circuit.The personal safety into and out of the charged maintainer of jeopardizing of line fixed contact when avoiding overhauling in the breaker chamber will be provided with valve corresponding to the port part into and out of the line fixed contact usually, and the curtain door is opened in the time of in circuit breaker pushes breaker chamber; Otherwise when pulling out circuit breaker execution maintenance, the curtain door is closed, and uses shielding into and out of the line fixed contact.
Typical valve mechanism for 40.5kV withdraw-type ac metal closing switch gear, mostly adopt upper and lower valve structure, and upper and lower valve is hinged in twos, drives upper and lower valve by the valve driving mechanism and slides along the dedicated track of cabinet both sides, makes the valve closure or openness.Because 40.5kV withdraw-type ac metal closing switch gear Heavy Weight, size is big, a kind of employing dragline type of driving mechanism operating mechanism, and complex structure, the valve on-off action is not rapid, and reliability is not high.Another kind of driving mechanism adopts connecting rod and chain combined mechanism, and operating means exists and takes up room greatlyyer, and defective such as the valve on-off action is not rapid has influenced the security performance of existing product.
Summary of the invention
The purpose of this utility model provides a kind of rational in infrastructure, and motion takes up room little, and valve drives the linkage driving device of the collapsible valve mechanism of flexible labour-saving withdraw-type switch cabinet,
The utility model for the technical scheme that achieves the above object is: the combined operation device of the collapsible valve mechanism of a kind of withdraw-type switch cabinet, it is characterized in that: comprise the pedestal and the linkage that are installed on circuit breaker two guide rails, described linkage comprises connecting rod, upper plate, lower link, lower plate and transition connecting plate, the bottom and the upper plate of last connecting rod are hinged, upper plate is installed on the cabinet sidewall by bearing, one end of lower plate is fixed on the axle sleeve, the connecting axle that one end is connected with the transition connecting plate passes axle sleeve and is connected with pressing plate, and connecting axle is hinged on the pedestal, has angle α between pressing plate axis and the lower plate, the pivot pin that is arranged in the upper plate gathering sill is fixedly connected on the transition connecting plate, between lower plate and the cabinet sidewall back-moving spring is installed, the lower plate upper end is hinged with lower link, the last pilot pin that is installed in the connecting rod top is arranged in the upper rail of cabinet two side rails plates and with last valve and is connected, and the following pilot pin that is installed in the lower link top is arranged on that the lower guide channel of cabinet two side rails plates is interior to be connected with following valve.
Driving mechanism of the present utility model is mainly by last connecting rod, upper plate, lower link, the leverage assembly of lower plate and transition connecting plate coupling assembling, and be installed on circuit breaker two guide rails by pedestal, because last connecting rod and lower link pass through separately upper plate and lower plate interlock respectively, compact conformation is reasonable, an in case left side, car bottom, circuit breaker chassis, when inclined-plane, right outside projection acts on two pressing plates, pressing plate moves linkage simultaneously, thereby simultaneously in the control, two pilot pins are along moving in the guide groove of two side rails down, on, following valve is opened with the motion of connecting rod, breaker closing, realize the connection on the circuit, valve is moved rapidly.The utility model adopts the linkage of interlock to make upper and lower valve interlock, and therefore the weight of upper and lower valve is cancelled out each other by rational coupling, thereby it is laborsaving more flexibly that valve is driven.The utility model linkage only is arranged on two side lower parts of cabinet, and motion takes up room little, compact conformation.
Description of drawings
Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail.
Fig. 1 is the structural representation of the utility model valve when closing.
Fig. 2 is the structural representation of the utility model valve when opening.
Fig. 3 is the structural representation that the utility model is removed upper and lower strut and last lower guideway plate.
Fig. 4 is that each valve frame of the utility model is installed in the structural representation when each valve is closed on the lower guideway plate.
Fig. 5 is that novel each the valve frame of this usefulness is installed in the structural representation when each valve is opened on the lower guideway plate.
Wherein: 1-upper rail plate, 1-1-upper rail, 2-first valve, the 2-1-bearing pin, the 2-2-first valve frame, 2-3-first gathering sill, 3-second valve, 3-1-connecting pin, the 3-2-second valve frame, 4-the 3rd valve, 4-1-the 3rd valve frame, 4-2-the 3rd gathering sill, 5-the 4th valve, the last transition pin of 5-1-, 5-2-the 4th valve frame, transition pin under the 5-3-, 6-the 5th valve, 6-1-the 5th gathering sill, the 6-2-pilot pin, 6-3-the 5th valve frame, 7-lower guideway plate, the 7-1-lower guide channel, 8-lower link, 9-lower plate, the 10-pressing plate, 11-upper plate, 12-transition connecting plate, the 13-axle sleeve, 14-pedestal, 15-circuit breaker guide rail, the 16-connecting axle, 17-bearing, 18-pivot pin, the last connecting rod of 19-, pilot pin under the 20-, the last pilot pin of 21-.
Embodiment
See shown in Fig. 1～3 that the combined operation device of the collapsible valve mechanism of withdraw-type switch cabinet of the present utility model comprises the pedestal 14 and the linkage that are installed on the circuit breaker guide rail 15.See shown in Fig. 1,2, the utility model linkage comprises connecting rod 19, upper plate 11, lower link 8, lower plate 9 and transition connecting plate 12, the bottom of last connecting rod 19 and upper plate 11 are hinged, upper plate 11 is fixed on the cabinet sidewall by bearing 17, lower plate 9 one ends are welded on the axle sleeve 13, and transition connecting plate 12 is welded on the connecting axle 16, connecting axle 16 passes axle sleeve 13 and is connected with pressing plate 10, this pressing plate 10 is a polygonal hole, and the junction of connecting axle 16 matches pressing plate 10 and connecting axle 16 for connecting oblique crank Z more.And connecting axle 16 is connected on the pedestal 14, and can be with respect to pedestal 14 rotations, pressing plate 10 axis and lower plate 9 axis have angle α, extreme position to upper and lower valve limits, this angle α is preferably between 30 °～40 °, the pivot pin 18 that is installed in upper plate 11 gathering sills is connected with transition connecting plate 12, the active length of upper plate 11 gathering sills is between 80～120mm, between lower plate 9 and the cabinet sidewall back-moving spring (not shown) is installed, after the circuit breaker dolly is pulled out, lower plate 9 is resetted by back-moving spring rapidly.See shown in Fig. 1～3, lower plate 9 upper ends are hinged by axle and lower link 8, the last pilot pin 21 that is installed in connecting rod 19 tops is arranged in the upper rail 1-1 of cabinet two side rails plates and is connected with last valve, the following pilot pin 20 that is installed in lower link 8 tops is arranged in the lower guide channel 7-1 of cabinet two side rails plates and with following valve and is connected, and valve linked about the linkage by interlock made.
See shown in Fig. 1～5, the guide rail plate of the utility model cabinet both sides adopts to install up and down and divides body structure, constitute by upper rail plate 1 and lower guideway plate 7, upper rail 1-1 on the upper rail plate 1 is straight guide groove, first valve 2 and second valve 3 are installed on the upper rail plate 1, first valve 2 of the present utility model is made of first valve frame 2-2 of both sides and first valve plate that is fixed on the first valve frame 2-2, the first valve frame 2-2 top is hinged on the upper rail plate 1 by bearing pin 2-1, and the first valve frame 2-2 is provided with the first gathering sill 2-3.Second valve 3 is made of second valve frame 3-2 of both sides and the valve plate that is fixed on the second valve frame 3-2, connecting pin 3-1 is installed in the top of the second valve frame 3-2, connecting pin 3-1 is arranged in the first gathering sill 2-3 of the upper rail 1-1 and the first valve frame 2-2, last pilot pin 21 is fixedly connected on the bottom of the second valve frame 3-2 and is arranged in the upper rail 1-1, driving upward by last connecting rod 19, pilot pin 21 makes mobile up and down second valve 3 that opens or closes of second valve 3, connecting pin 3-1 moves along the first gathering sill 2-3 and upper rail 1-1 simultaneously, first valve 2 is rotated around bearing pin 2-1, make first valve 2 open and to close.
See shown in Fig. 1～5 that the lower guide channel 7-1 on the lower guideway plate 7 of the utility model cabinet both sides is the skewed slot of top straight trough, bottom hypsokinesis, the 3rd valve 4, the 4th valve 5 and the 5th valve 6 are installed on the lower guideway plate 7.Equally, the 3rd valve 4 is made of the 3rd valve frame 4-1 of both sides and the 3rd valve plate that is fixed on the 3rd valve frame 4-1, the 4th valve 5 is made of the 4th valve frame 5-2 of both sides and the 4th valve plate that is fixed on the 4th valve frame 5-2, the 5th valve 6 is made of the 5th valve frame 6-3 of both sides and the 5th valve plate that is fixed on the 5th valve frame 6-3, the 3rd valve frame 4-1, the 4th valve frame 5-2 and the 5th valve frame 6-3 are stacked successively, following pilot pin 20 is connected with lower link 8, pilot pin 20 was along moving up and down in the lower guide channel 7-1 under lower link 8 drove, the last transition pin 5-1 that is installed in the 4th valve frame 5-2 top is arranged in the 3rd gathering sill 4-2 of lower guide channel 7-1 and the 3rd valve frame 4-1, the following transition pin 5-3 that is installed in the 4th valve frame 5-2 bottom is arranged in the 5th gathering sill 6-1 of the 5th valve frame 6-3, by being installed in the pin of transition up and down of the 4th valve frame 5-2, be connected with the 5th valve frame 6-3 with the 3rd valve frame 4-1 respectively, and in lower guide channel 7-1 and the 3rd gathering sill 4-2 and the 5th gathering sill, move, pilot pin 6-2 is installed in the bottom of the 5th valve frame 6-3 and is arranged in the lower guide channel 7-1.
In the time of in circuit breaker pushes breaker chamber, when inclined-plane, the left and right outside projection of car bottom, circuit breaker chassis acts on the pressing plate 10, pressing plate 10 moves connecting rod 19 and lower link 8 by upper plate 11 and lower plate 9 simultaneously, thereby the last pilot pin 21 of control simultaneously moves up along the upper rail 1-1 of guide rail plate, and following pilot pin 20 moves down along lower guide channel 7-1.Drive second valve 3 when upper rail 1-1 moves up at last pilot pin 21, connecting pin 3-1 is along upwards moving in the upper rail 1-1 and the first gathering sill 2-3, connecting pin 3-1 drives first valve 2 and rotates until the limes superiors position along its pin joint, opens first valve 2 and second valve 3.And pilot pin 20 drives the 3rd valve 4 moves down along lower guide channel 7-1 down, when last transition pin 5-1 contact during to the groove top of the 3rd gathering sill 4-2, the 3rd valve 4 drives the 4th valve 5 and moves down along lower guide channel 7-1, the following transition pin 5-3 of the 4th valve 5 bottoms is along continuing to move down in lower guide channel 7-1 and the 5th gathering sill 6-1, arrive the limit inferior position until the 5th valve 6, at this moment, the 3rd valve 4, the 4th valve 5 and the 5th valve 6 are stacked and open, on the circuit breaker, following contact respectively with advance, the outlet fixed contact engages, behind the breaker closing, realize the connection on the circuit.When pulling out circuit breaker execution maintenance, power on the pressing plate 10 disappears, with action of reset spring that lower plate 9 is connected under, last connecting rod 19 drives goes up pilot pin 21 along moving down in the upper rail 1-1, drive first valve 2 by connecting pin 3-1 when second trap 3 moves down and rotate, first valve 2 and second valve 3 are closed along its hinge pin axle 2-1.Simultaneously, the following pilot pin 20 that lower link 8 drives on the 3rd valve 4 moves up along lower guide channel 7-1, the 3rd valve 4 drives the 4th valve 5, the 5th 6 upper edge lower guide channel 7-1 alive are interior upwards to be moved and the 4th valve 5 drives again, the 3rd valve 4, the 4th valve 5 and the 5th valve 6 are closed, to shielding into and out of the line fixed contact.
Claims (4)
1, the combined operation device of the collapsible valve mechanism of a kind of withdraw-type switch cabinet, it is characterized in that: comprise the pedestal (14) and the linkage that are installed on circuit breaker two guide rails (15), described linkage comprises connecting rod (19), upper plate (11), lower link (8), lower plate (9) and transition connecting plate (12), the bottom of last connecting rod (19) and upper plate (11) are hinged, upper plate (11) is installed on the cabinet sidewall by bearing (17), one end of lower plate (9) is fixed on the axle sleeve (13), the connecting axle (16) that one end is connected with transition connecting plate (12) passes axle sleeve (13) and is connected with pressing plate (10), and connecting axle (16) is hinged on the pedestal (14), has angle α between pressing plate (10) axis and the lower plate (9), the pivot pin (18) that is arranged in upper plate (11) gathering sill is fixedly connected on the transition connecting plate (12), between lower plate (9) and the cabinet sidewall back-moving spring is installed, lower plate (9) upper end is hinged with lower link (8), the last pilot pin (21) that is installed in connecting rod (19) top is arranged in the upper rail (1-1) of cabinet two side rails plates and with last valve and is connected, and the following pilot pin (20) that is installed in lower link (8) top is arranged on that the lower guide channel (7-1) of cabinet two side rails plates is interior to be connected with following valve.
2, the combined operation device of the collapsible valve mechanism of withdraw-type switch cabinet according to claim 1 is characterized in that: the angle between described pressing plate (10) axis and lower plate (9) axis is between 30 °～40 °.
3, the combined operation device of the collapsible valve mechanism of withdraw-type switch cabinet according to claim 1 is characterized in that: the active length of described upper plate (11) gathering sill is between 80～120mm.
4, the combined operation device of the collapsible valve mechanism of withdraw-type switch cabinet according to claim 1 is characterized in that: described pressing plate (10) is a polygonal hole, and matches with the last polygon shaft of connecting axle (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201613224U CN201303228Y (en) | 2008-10-29 | 2008-10-29 | Linkage operation device for foldable flexible door mechanism of withdrawable-type switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201613224U CN201303228Y (en) | 2008-10-29 | 2008-10-29 | Linkage operation device for foldable flexible door mechanism of withdrawable-type switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201303228Y true CN201303228Y (en) | 2009-09-02 |
Family
ID=41086857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201613224U Expired - Lifetime CN201303228Y (en) | 2008-10-29 | 2008-10-29 | Linkage operation device for foldable flexible door mechanism of withdrawable-type switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201303228Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103066520A (en) * | 2012-12-28 | 2013-04-24 | 安徽鑫龙电器股份有限公司 | Probe case protection valve mechanism |
| WO2013063733A1 (en) * | 2011-10-31 | 2013-05-10 | General Electric Company | Overlap protective shutter device for electrical equipment |
| CN104444214A (en) * | 2014-09-30 | 2015-03-25 | 国家电网公司 | Automatic control method for 10-kv switch cabinet and transfer trolley |
| CN108502481A (en) * | 2018-05-25 | 2018-09-07 | 无锡市光彩机械制造有限公司 | A kind of integrated-type steel moald-cavity pinch mechanism |
| CN110380339A (en) * | 2019-08-01 | 2019-10-25 | 张文波 | A kind of switchgear |
| CN111129986A (en) * | 2020-02-05 | 2020-05-08 | 董昊 | Power distribution cabinet convenient to overhaul |
| US20230020170A1 (en) * | 2019-12-04 | 2023-01-19 | Ls Electric Co., Ltd. | Switchboard having rotating shutter structure |
-
2008
- 2008-10-29 CN CNU2008201613224U patent/CN201303228Y/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013063733A1 (en) * | 2011-10-31 | 2013-05-10 | General Electric Company | Overlap protective shutter device for electrical equipment |
| US9184572B2 (en) | 2011-10-31 | 2015-11-10 | General Electric Company | Overlap protective shutter device for electrical equipment |
| CN103066520A (en) * | 2012-12-28 | 2013-04-24 | 安徽鑫龙电器股份有限公司 | Probe case protection valve mechanism |
| CN103066520B (en) * | 2012-12-28 | 2015-05-20 | 安徽鑫龙电器股份有限公司 | Probe case protection valve mechanism |
| CN104444214A (en) * | 2014-09-30 | 2015-03-25 | 国家电网公司 | Automatic control method for 10-kv switch cabinet and transfer trolley |
| CN108502481A (en) * | 2018-05-25 | 2018-09-07 | 无锡市光彩机械制造有限公司 | A kind of integrated-type steel moald-cavity pinch mechanism |
| CN110380339A (en) * | 2019-08-01 | 2019-10-25 | 张文波 | A kind of switchgear |
| CN110380339B (en) * | 2019-08-01 | 2020-10-27 | 泰州市锋发动力设备有限公司 | Switch cabinet |
| US20230020170A1 (en) * | 2019-12-04 | 2023-01-19 | Ls Electric Co., Ltd. | Switchboard having rotating shutter structure |
| US11804698B2 (en) * | 2019-12-04 | 2023-10-31 | Ls Electric Co., Ltd. | Switchboard having rotating shutter structure |
| CN111129986A (en) * | 2020-02-05 | 2020-05-08 | 董昊 | Power distribution cabinet convenient to overhaul |
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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: 20090902 |