CN202094515U - Valve manipulation device of switchgear - Google Patents
Valve manipulation device of switchgear Download PDFInfo
- Publication number
- CN202094515U CN202094515U CN2011201613851U CN201120161385U CN202094515U CN 202094515 U CN202094515 U CN 202094515U CN 2011201613851 U CN2011201613851 U CN 2011201613851U CN 201120161385 U CN201120161385 U CN 201120161385U CN 202094515 U CN202094515 U CN 202094515U
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- CN
- China
- Prior art keywords
- valve
- bearing pin
- roller
- plate
- lower link
- 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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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B11/00—Switchgear having carriage withdrawable for isolation
- H02B11/24—Shutters or guards
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The utility model relates to a valve manipulation device of a switchgear, comprising two link mechanisms, two guide rail plates, two upper valves and two lower valves. An upper link is hinged to a lower moving rod, a lower link is hinged to an upper moving rod, the lower link and the upper link are mounted on a fixed based and can rotate oppositely, one end of a torsion spring is connected with the fixed base, the other end is connected with the upper link or the lower link, the upper moving rod and the lower moving rod are respectively connected with the side portions of the upper valve and the lower valve through guide pin components, each of the guide pin components includes a connecting plate, an outer pin shaft, inner pin shafts and rollers, the outer pin shaft is fixed on the outer side of the connecting plate, the two inner pin shafts are fixed on the inner side of the connecting plate and located on the upper and lower sides of the outer pin shaft, the rollers are rotatably equipped on the inner pin shafts, the upper moving rod and the lower moving rod are respectively connected with the outer pin shaft, the rollers are respectively arranged in an upper guide groove and a lower guide groove on the guide plate, and the two sides of the upper valve and the lower valve are connected with the inner pin shafts. The valve manipulation device has the characteristics of reasonable structure, flexibility and labor saving in valve moving.
Description
Technical field
The utility model relates to a kind of switch cubicle valve operating device, 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.When circuit breaker chassis car pushed in the breaker chamber, the upper and lower contact of circuit breaker chassis car engaged respectively with into and out of the line fixed contact, behind the breaker closing, realized 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 when circuit breaker chassis car pushes in the breaker chamber; Otherwise when pulling out the car execution maintenance of circuit breaker chassis, the curtain door is closed, so as to fixed contact is shielded.
For the flygate formula structure of upper and lower valve, normally drive two drive rods respectively and be connected with upper and lower valve with two connecting rods, by two linkages upper and lower valve is slided along the dedicated track of cabinet both sides, make the valve closure or openness.But the bearing pin that is connected with two drive rods is arranged in the guide groove of guide rail, and the bearing pin that is arranged in the guide groove is same bearing pin with the bearing pin that is connected drive rod, baffle plate is installed in the bearing pin both sides in case the coming off of shotpin axle, bearing pin and guide groove are sliding friction on the one hand, can increase moving resistance, on the other hand, because of only bearing pin is stressed, can cause the bearing pin distortion, the resistance when further increasing the valve motion, and the functional reliability of reduction valve.
Summary of the invention
The purpose of this utility model provides a kind of rational in infrastructure, and valve moves flexible labour-saving switch cubicle valve operating device.
The utility model for the technical scheme that achieves the above object is: a kind of switch cubicle valve operating device, comprise two linkages, be installed in the guide rail plate on the circuit breaker two side and go up valve and following valve, the guide rail plate is provided with independently upper rail and lower guide channel, linkage comprises last connecting rod and following moving bar and lower link that is hinged and the upper moveable rod that is hinged, lower link and last connecting rod are installed on the holder and can relatively rotate, last connecting rod and lower link are separately installed with upper roller and bottom roller, one end of torsion spring is connected with holder, the other end is connected with last connecting rod or lower link, it is characterized in that: described upper moveable rod is connected with the sidepiece of last valve with following valve by the pilot pin assembly respectively with following moving bar, described pilot pin assembly comprises yoke plate, outer bearing pin, interior bearing pin and roller, outer bearing pin is fixed on the outside of yoke plate, bearing pin is fixed on the inboard of yoke plate and is positioned at outer bearing pin both sides up and down in two, roller is rotatably installed on the interior bearing pin, upper moveable rod is connected with described outer bearing pin respectively with following moving bar, roller is separately positioned in the upper rail and lower guide channel on the guide rail plate, and the both sides of last valve and following valve are connected with interior bearing pin respectively.
The utility model by the outer bearing pin on the pilot pin assembly and interior bearing pin respectively with upper moveable rod, moving bar connects with two valve down, and the interior bearing pin on the pilot pin assembly is two, because interior bearing pin adopts roller structure, therefore roller is last, be rolling friction in the lower guide channel, so can reduce the resistance of motion, pilot pin assembly of the present utility model adopts an outer bearing pin and two the interior bearing pins that are fixed on the mounting panel, upper moveable rod and following moving bar drive outer bearing pin respectively and move, resistance between its roller and the guide groove can act on the yoke plate, therefore the stressing conditions of bearing pin and outer bearing pin in improving, make the inside and outside bearing pin on the pilot pin assembly be difficult for distortion, valve moves laborsaving flexibly.The utility model makes valve and following valve along moving in the guide groove on the guide rail plate by linkage, because upper moveable rod and down moving bar respectively with separately lower link and last rod hinge connection, compact conformation is reasonable, when in case circuit breaker chassis car acts on the upper roller of connecting rod and lower link and bottom roller, because linkage moves simultaneously, thereby control the pilot pin assembly simultaneously along moving in the guide groove of two guide rail plates, upper and lower valve is opened with the motion of moving bar and upper moveable rod down, breaker closing, realize the connection on the circuit, valve is moved rapidly.
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 pilot pin assembly.
Fig. 3 is the side-looking structural representation of Fig. 2.
Fig. 4 is the structural representation of the utility model valve when closing.
Fig. 5 is that the A-A of Fig. 4 analyses and observe the structure for amplifying schematic diagram.
Fig. 6 is the structural representation of the utility model valve when opening.
Wherein: the last valve of 1-, 2-guide rail plate, 2-1-upper rail, 2-2-lower guide channel, 3-pilot pin assembly, 3-1-yoke plate, the outer bearing pin of 3-2-, bearing pin in the 3-3-, the 3-4-roller, 3-41-baffle plate, 3-42-axle sleeve, 4-upper moveable rod, moving bar under the 5-, the last connecting rod of 6-, 7-lower link, 8-holder, the 9-torsion spring, 10-side plate, valve under the 11-, the 12-upper roller, 13-bottom roller, 14-connecting plate.
Embodiment
See shown in Fig. 1～6 that switch cubicle valve operating device of the present utility model comprises two linkages, is installed in the guide rail plate 2 on the circuit breaker two side and goes up valve 1 and following valve 11.Guide rail plate 2 of the present utility model is provided with independently upper rail 2-1 and lower guide channel 2-2, and this guide rail plate 2 is a dihedral, and the opposite side of guide rail plate 2 is provided with the installation slotted eye, conveniently guide rail plate 2 is installed on the sidewall.The utility model linkage comprises last connecting rod 6 and following moving bar 5 and lower link 7 that is hinged and the upper moveable rod 4 that is hinged, and lower link 7 and last connecting rod 6 are installed in holder 8 and can relatively rotate, this holder 8 is provided with installation shaft, the outer shaft of lower link 7 one ends is sleeved on the installation shaft of holder 8, the internal axle sleeve of last connecting rod 6 one ends is sleeved on again on the outer shaft of lower link 7, to go up connecting rod 6 and lower link 7 is installed on the holder 8, connecting rod 6 and lower link 7 can be relatively rotated, and last connecting rod 6 and lower link 7 are separately installed with upper roller 12 and bottom roller 13, one end of torsion spring 9 is connected with holder 8, the other end is connected with last connecting rod 6 or lower link 7, see Fig. 1, shown in 4, torsion spring 9 of the present utility model is enclosed within on the internal axle sleeve of connecting rod 6, torsion spring 9 one ends are connected on the riser of holder 8, the other end is connected on the connecting rod 6, promote upper roller 12 and bottom roller 13 simultaneously by the side plate 10 on the car of circuit breaker chassis, connecting rod 6 and lower link 7 are moved along the central axis of installation shaft on the holder 8 simultaneously.See shown in Fig. 2-5, upper moveable rod 4 of the present utility model is connected by the sidepiece of pilot pin assembly 3 with last valve 1 and following valve 11 respectively with following moving bar 5, this pilot pin assembly 3 comprises yoke plate 3-1, outer bearing pin 3-2, interior bearing pin 3-3 and roller 3-4, outer bearing pin 3-2 is fixed on the outside of yoke plate 3-1, this outer bearing pin 3-2 can adopt the pivot pin of step, upper moveable rod 4 and following moving bar 5 can be installed on the outer bearing pin 3-2 reliably, bearing pin 3-3 is fixed on the inboard of yoke plate 3-1 and is positioned at outer bearing pin 3-2 both sides up and down in of the present utility model two, roller 3-4 is rotatably installed on the interior bearing pin 3-3, install for convenient, the utility model roller 3-4 is that L shaped axle sleeve 3-42 constitutes by baffle plate 3-41 and cross section, baffle plate 3-41 and axle sleeve 3-42 are sleeved on the interior bearing pin 3-3, upper moveable rod 4 is connected with the outer bearing pin 3-2 of pilot pin assembly 3 respectively with following moving bar 5, can adopt securing member to connect, two roller 3-4 of pilot pin assembly 3 are separately positioned in the upper rail 2-1 and lower guide channel 2-2 on the guide rail plate 2, make each roller 3-4 rolling friction in upper rail 2-1 and lower guide channel 2-2.See shown in Fig. 1～6, both sides of going up valve 1 and following valve 11 of the present utility model are connected with the interior bearing pin 3-3 of pilot pin assembly 3 separately respectively, last valve 1 and following valve 11 both sides are separately installed with L shaped connecting plate 14, connecting plate 14 is connected with the interior bearing pin 3-3 of pilot pin assembly 3 separately, drive roller 3-4 on the pilot pin assembly 3 respectively along moving in upper rail 2-1 and the lower guide channel 2-2 by moving bar 5 and upper moveable rod 4 down, valve 1 is moved up and down, valve 11 is gone up mobile downwards and opened or closed down.
See shown in Figure 6, when circuit breaker chassis car pushes in the service position from testing the position, the left side of car bottom, circuit breaker chassis, right plate 10 acts on the bottom roller 13 of the upper roller 12 of connecting rod 6 and lower link 7, connecting rod 6 and lower link 7 are moved along the central axis of installation shaft on the holder 8 simultaneously, last connecting rod 6 and lower link 7 move moving bar 5 and upper moveable rod 4 simultaneously, roller 3-4 on the two pilot pin assemblies 3 moves up and moves down to lower guide channel 2-2 along upper rail 2-1 respectively, bearing pin 3-3 drives respectively that valve 1 moves up and following valve 11 moves down and opens on the pilot pin assembly 3 two, on the car of circuit breaker chassis, following contact respectively with advance, the outlet fixed contact engages, behind the breaker closing, realize the connection on the circuit.See shown in Figure 1, when circuit breaker chassis car is pushed into the experiment position from the service position, the left side of car bottom, circuit breaker chassis, right plate 10 acts on the bottom roller 13 of the upper roller 12 of connecting rod 6 and lower link 7, make the central axis action of installation shaft on connecting rod 6 and 7 while of the lower link holder 8, last connecting rod 6 and lower link 7 move moving bar 5 and upper moveable rod 4 simultaneously, roller 3-4 on the two pilot pin assemblies 3 moves down and moves up to lower guide channel 2-2 along upper rail 2-1 respectively, bearing pin 3-3 drives respectively that valve 1 moves down and following valve 11 moves up closes valve 1 and following valve 11 on the pilot pin assembly 3 two, and fixed contact is shielded.
Claims (3)
1. switch cubicle valve operating device, comprise two linkages, be installed in the guide rail plate (2) on the circuit breaker two side and go up valve (1) and following valve (11), guide rail plate (2) is provided with independently upper rail (2-1) and lower guide channel (2-2), linkage comprises last connecting rod (6) and following moving bar (5) and lower link (7) that is hinged and the upper moveable rod (4) that is hinged, lower link (7) and last connecting rod (6) are installed in holder (8) and go up and can relatively rotate, last connecting rod (6) and lower link (7) are separately installed with upper roller (12) and bottom roller (13), one end of torsion spring (9) is connected with holder (8), the other end is connected with last connecting rod (6) or lower link (7), it is characterized in that: described upper moveable rod (4) is connected with the sidepiece of last valve (1) with following valve (11) by pilot pin assembly (3) respectively with following moving bar (5), described pilot pin assembly (3) comprises yoke plate (3-1), outer bearing pin (3-2), interior bearing pin (3-3) and roller (3-4), outer bearing pin (3-2) is fixed on the outside of yoke plate (3-1), bearing pin (3-3) is fixed on the inboard of yoke plate (3-1) and is positioned at outer bearing pin (3-2) both sides up and down in two, roller (3-4) is rotatably installed on the interior bearing pin (3-3), upper moveable rod (4) is connected with described outer bearing pin (3-2) respectively with following moving bar (5), roller (3-4) is separately positioned in the upper rail (2-1) and lower guide channel (2-2) on the guide rail plate (2), and the both sides of last valve (1) and following valve (11) are connected with interior bearing pin (3-3) respectively.
2. switch cubicle valve operating device according to claim 1 is characterized in that: described upward valve (1) and following valve (11) both sides are separately installed with L shaped connecting plate (14), and connecting plate (14) is connected with interior bearing pin (3-3).
3. switch cubicle valve operating device according to claim 1 is characterized in that: described roller (3-4) is that L shaped axle sleeve (3-42) constitutes by baffle plate (3-41) and cross section, and baffle plate (3-41) and axle sleeve (3-42) are sleeved on the interior bearing pin (3-3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201613851U CN202094515U (en) | 2011-05-20 | 2011-05-20 | Valve manipulation device of switchgear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201613851U CN202094515U (en) | 2011-05-20 | 2011-05-20 | Valve manipulation device of switchgear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202094515U true CN202094515U (en) | 2011-12-28 |
Family
ID=45369558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201613851U Expired - Lifetime CN202094515U (en) | 2011-05-20 | 2011-05-20 | Valve manipulation device of switchgear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202094515U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105356319A (en) * | 2015-11-20 | 2016-02-24 | 芜湖金牛电气股份有限公司 | Switch cabinet high-voltage interface protection cap |
| US20230020170A1 (en) * | 2019-12-04 | 2023-01-19 | Ls Electric Co., Ltd. | Switchboard having rotating shutter structure |
-
2011
- 2011-05-20 CN CN2011201613851U patent/CN202094515U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105356319A (en) * | 2015-11-20 | 2016-02-24 | 芜湖金牛电气股份有限公司 | Switch cabinet high-voltage interface protection cap |
| CN105356319B (en) * | 2015-11-20 | 2018-07-31 | 芜湖金牛电气股份有限公司 | Switchgear high voltage interface protection cap |
| 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 |
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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 |
Granted publication date: 20111228 |
|
| CX01 | Expiry of patent term |