CN205354900U - Switching device who becomes low -voltage protective switch case is joined in marriage to open air - Google Patents
Switching device who becomes low -voltage protective switch case is joined in marriage to open air Download PDFInfo
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- CN205354900U CN205354900U CN201620142187.3U CN201620142187U CN205354900U CN 205354900 U CN205354900 U CN 205354900U CN 201620142187 U CN201620142187 U CN 201620142187U CN 205354900 U CN205354900 U CN 205354900U
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- driving lever
- switching device
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- switch
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- 230000001681 protective effect Effects 0.000 title abstract description 5
- 230000007246 mechanism Effects 0.000 claims abstract description 17
- 239000000203 mixture Substances 0.000 claims description 6
- 230000009471 action Effects 0.000 claims description 4
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 230000007797 corrosion Effects 0.000 abstract description 4
- 238000005260 corrosion Methods 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 238000000926 separation method Methods 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 abstract description 2
- 230000003628 erosive effect Effects 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The utility model relates to an electric power transmission technical field, concretely relates to switching device who becomes low -voltage protective switch case is joined in marriage to open air, circuit breaker in switch box box and switch box box, the separation and reunion plectrum and the driving lever of circuit breaker are connected, and the driving lever is connected with actuating mechanism, and actuating mechanism drive driving lever removes and implements deciliter operation to the separation and reunion plectrum of circuit breaker. Actuating mechanism adopts motor -driven mode and sets up in the box of switch box, can avoid the rainwater to the erosion of driving lever, avoids the tie point corrosion of driving lever and the condition about can't pull, and above -mentioned switching device can effectively implement deciliter operation to the separation and reunion plectrum of circuit breaker when adopting the electric energy as driving method, and foretell electricity drives structure simple structure compactness, and the structural strength of driving lever can adopt the higher material of intensity to make, avoids the driving lever deformation and the condition about can't pull.
Description
Technical field
This utility model relates to power transmission technical field, is specifically related to the switching device of a kind of outdoor distribution low-voltage protection switch-box.
Background technology
Out of doors in distribute-electricity transformer district interruption maintenance process, the circuit-breaker switching on-off plectrum that electric power maintenance personnel can often operate in distribution low-voltage protection switch-box excises or recovers customer charge.Traditional mode of operation is that the hand-held insulating bar of operating personnel directly operates exposed connecting rod outside low-voltage switch box tank wall, connecting rod stretches in the casing of low-voltage switch box and is connected with throw rod, the hand-held insulating bar of electric power maintenance personnel makes link rotatable, thus the throw rod interlocked in low-voltage switch box rotates, and then implement the cut-out to circuit-breaker switching on-off plectrum or recovery operation.But outdoor distribution low-voltage protection switch-box is completely exposed in the external world on the one hand, it is easy to the link position place corrosion so that connecting rod or throw rod, fracture, and the operation of pulling of throw rod cannot be realized, on the other hand, the connection of throw rod and circuit-breaker switching on-off plectrum is that the bar hole by being arranged on throw rod realizes, due to pull circuit-breaker switching on-off plectrum to pull moment bigger, and it is comparatively frequent to pull operation, thus easily lead to the bar hole bending on throw rod, deform and cannot realize and circuit-breaker switching on-off plectrum contact, and then the purpose of chopper deciliter cannot be realized.
Utility model content
The purpose of this utility model is: provide the outdoor distribution low-voltage that the clutch plectrum deciliter of chopper is operated by a kind of effective enforcement to protect the switching device of switch-box.
For achieving the above object; the technical solution adopted in the utility model is: the switching device of a kind of outdoor distribution low-voltage protection switch-box; including the chopper in switch-box casing and switch-box casing; the clutch plectrum of chopper is connected with driving lever; driving lever is connected with driving mechanism, and driving mechanism drives driving lever to move and implements deciliter operation of the clutch plectrum to chopper.
Compared with prior art, the technique effect that this utility model possesses is: in driving mechanism adopts electronic mode and is arranged on the casing of switch-box, the rainwater erosion to driving lever can be avoided, the situation avoiding the junction point corrosion of driving lever and cannot pull, above-mentioned switching device is when adopting electric energy as type of drive, can effectively implement deciliter operation of the clutch plectrum to chopper, it is simply compact that above-mentioned electricity drives architecture, the structural strength of driving lever can adopt the material that intensity is higher to make, it is to avoid the situation that driving lever deforms and cannot pull.
Accompanying drawing explanation
Fig. 1 is the structural representation of low-voltage protective switch case；
Fig. 2 is the internal structure schematic diagram that low-voltage protective switch case is in opening；
Fig. 3 is another status architecture schematic diagram that low-voltage protective switch case is in the internal structure of opening；
Fig. 4 is the view that driving lever of the present utility model is in chopper to be driven；
Fig. 5 is the view that driving lever of the present utility model is in when driving chopper；
Fig. 6 is the view that this utility model clutch drives that driving lever separates with chopper clutch plectrum.
Detailed description of the invention
In conjunction with Fig. 1 to Fig. 6, the utility model is further described
A kind of switching device of outdoor distribution low-voltage protection switch-box; including the chopper 20 in switch-box casing 10 and switch-box casing 10; the clutch plectrum of chopper 20 is connected with driving lever 30; driving lever 30 is connected with driving mechanism, and driving mechanism drives driving lever 20 to move and implements deciliter operation of the clutch plectrum to chopper 20.
Abandon in prior art, adopt tommy bar, the drawback that the complex attachment structure such as connecting rod is brought, adopt the mode that driving lever 30 is directly connected with the clutch plectrum of chopper 20, driving mechanism is utilized to drive the movement of driving lever 30 and implement deciliter operation of the clutch plectrum to chopper 20, above-mentioned driving mechanism can adopt motor etc., driving mechanism is arranged in the casing of switch-box casing 10, can avoid rainwater that the corrosion that causes of pole jack driving mechanism is caused the phenomenon of the clutch plectrum that cannot pull chopper 20, this driving lever 30 can adopt the material that material is stronger to make, the phenomenon of the deformation guaranteeing back and forth to pull and cause.
As preferred version of the present utility model, described driving mechanism includes driving wheel 41, described driving wheel 41 is provided with eccentric shaft 411 hinged with one end of driving lever 30, and driving wheel 41 is connected with motor 42, and motor 42 drives driving wheel 41 to rotate.Driving mechanism adopts motor 42, makes driving wheel 41 rotate and interlock driving lever 30 and present the attitude of swing in the process that motor 42 rotates, and driving lever 30 swings and interlocks the clutch plectrum of chopper 20 and swings, the switching manipulation of the true clutch plectrum to chopper 20.The power line of the motor 42 at this place can be connected with wiring place on chopper 20, utilizes chopper 20 to implement the power supply to motor 42.
Further, described driving lever 30 is provided with the clutch plectrum composition snap-fit engagement of bayonet socket 31 and chopper 20.Utilize the snap action of the bayonet socket 31 on driving lever 30 and clutch plectrum, thus implementing the clutch operation to chopper 20.
The outer panel face of described chopper 20 is provided with installing plate 70, and described driving wheel 41 and driving lever 30 are arranged on installing plate 70.
When facing power failure, when motor 42 cannot be powered, and driving lever 30 cannot be driven to swing and interlock the clutch plectrum lock out operation of chopper 20, for solving the problems referred to above, described driving lever 30 is also connected with clutch, clutch is for driving driving lever 30 to move and making the bayonet socket 31 on driving lever 30 separate and click action with the clutch plectrum of chopper 20, the clutch plectrum of described chopper 20 is additionally provided with manual tommy bar 50, described manual tommy bar 50 is for driving deciliter operation of the clutch plectrum of chopper 20, and switch-box casing 10 is stretched out in one end of manual tommy bar 50.When power is off, utilize clutch that the bayonet socket 31 of driving lever 30 is separated with the clutch plectrum of chopper 20, the clutch plectrum making chopper 20 forms effective stroke, thus adopting deciliter operation of the clutch plectrum manually implementing chopper 20, manual tommy bar 50 stretches out switch casing 10, and electric power maintenance personnel only need to operate manual tommy bar 50 can realize the separation of the clutch plectrum to chopper 20；When not manual operation, utilizing clutch to make the bayonet socket 31 of driving lever 30 constitute snap-fit engagement with the clutch plectrum of chopper 20, thus realizing motor 42 to drive the swing of driving lever 30, and interlocking deciliter operation of the clutch plectrum of chopper 20.
Further, described clutch includes declutcher control lever 60, and one end of described declutcher control lever 60 is hinged with driving lever 30 and jointed shaft is parallel with the jointed shaft of driving lever 30, and the shaft of described declutcher control lever 60 is hinged to be arranged on installing plate 70 and jointed shaft is parallel with the jointed shaft of driving lever 30.
Described driving lever 30 is additionally provided with bar hole 32, described bar hole 32 hole length direction is parallel with the length direction of driving lever 30, the jointed shaft that described declutcher control lever 60 and driving lever 30 are articulated and connected is positioned at this bar hole 32, and the hole wall composition of jointed shaft and bar hole 32 is slidably matched, one end of declutcher control lever 60 is connected with one end of spring 62, and the other end of spring 62 is connected with installing plate 70.Electric power maintenance personnel rotate declutcher control lever 60, declutcher control lever 60 rotates the rotation interlocking driving lever 30, the rotation of driving lever 30 makes the Isolating Switch clamping of bayonet socket 31 on driving lever 30 and chopper 20 or separates, thus realizing the switching of the Isolating Switch of electric or hand operating breaker 20.
One rod end of described declutcher control lever 60 is provided with slide bar 61, bar shaped slide opening 71 composition arranged on the shaft of described slide bar 61 and installing plate 70 is slidably matched, described bar shaped slide opening 71 is arcuate socket, one end of described slide bar 61 and connecting rod 81 is articulated and connected, the other end of described connecting rod 81 is hinged with one end of pull bar 82, the jointed shaft at the two ends of connecting rod 81 is parallel and parallel with the jointed shaft of driving lever 30, the other end of described pull bar 82 stretches out switch-box casing 10, electric power maintenance human users's pull bar 82, thus interlocking declutcher control lever 60 action, above-mentioned mode of operation is simple, two kinds of location status can be marked at the lateral surface of switch-box casing 10, it is easy to the identification of electric power maintenance personnel, slip angle for avoiding slide bar 61 is excessive, link one side of connecting rod 81 and pull bar 82 is provided with limiting plate 811, the plate face of described limiting plate 811 constitute with pull bar 82 against with separate cooperation.
Frequently pull, due to pull bar 82, the damage caused switch box body 10, described switch-box casing 10 is provided with reinforcement steel plate, strengthens steel plate is provided with the hole for pull bar 82 traverse.
Finally, the shaft of described manual tommy bar 50 is articulated and connected with switch-box casing 10 and jointed shaft is parallel with the jointed shaft of driving lever 30.In a manual mode, it is only necessary to rotation manual tommy bar 50 can realize deciliter operation of the clutch plectrum of chopper 20.
The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model, for a person skilled in the art, this utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment of making, equivalent replacement, improvement etc., should be included within protection domain of the present utility model.
Claims (10)
1. the switching device of an outdoor distribution low-voltage protection switch-box; including the chopper (20) in switch-box casing (10) and switch-box casing (10); it is characterized in that: the clutch plectrum of chopper (20) is connected with driving lever (30); driving lever (30) is connected with driving mechanism, and driving mechanism drives driving lever (30) mobile and implements deciliter operation of the clutch plectrum to chopper (20).
2. the switching device of outdoor distribution low-voltage protection switch-box according to claim 1; it is characterized in that: described driving mechanism includes driving wheel (41); described driving wheel (41) is provided with eccentric shaft (411) hinged with one end of driving lever (30); driving wheel (41) is connected with motor (42), and motor (42) drives driving wheel (41) to rotate.
3. the switching device of outdoor distribution low-voltage protection switch-box according to claim 2, it is characterised in that: described driving lever (30) is provided with the clutch plectrum composition snap-fit engagement of bayonet socket (31) and chopper (20).
4. the switching device of outdoor distribution low-voltage protection switch-box according to claim 3; it is characterized in that: the outer panel face of described chopper (20) is provided with installing plate (70), described driving wheel (41) and driving lever (30) and is arranged on installing plate (70).
5. the switching device of outdoor distribution low-voltage protection switch-box according to claim 4, it is characterized in that: described driving lever (30) is also connected with clutch, clutch is used for driving driving lever (30) mobile and the bayonet socket (31) on driving lever (30) being separated and click action with the clutch plectrum of chopper (20), the clutch plectrum of described chopper (20) is additionally provided with manual tommy bar (50), described manual tommy bar (50) is used for driving deciliter operation of the clutch plectrum of chopper (20), switch-box casing (10) is stretched out in one end of manual tommy bar (50).
6. the switching device of outdoor distribution low-voltage protection switch-box according to claim 5; it is characterized in that: described clutch includes declutcher control lever (60); one end of described declutcher control lever (60) is hinged with driving lever (30) and jointed shaft is parallel with the jointed shaft of driving lever (30), and the shaft of described declutcher control lever (60) is hinged is arranged on that installing plate (70) is upper and jointed shaft is parallel with the jointed shaft of driving lever (30).
7. the switching device of outdoor distribution low-voltage protection switch-box according to claim 6, it is characterized in that: described driving lever (30) is additionally provided with bar hole (32), described bar hole (32) hole length direction is parallel with the length direction of driving lever (30), the jointed shaft that described declutcher control lever (60) and driving lever (30) are articulated and connected is positioned at this bar hole (32), and the hole wall composition of jointed shaft and bar hole (32) is slidably matched, one end of declutcher control lever (60) is connected with one end of spring (62), the other end of spring (62) is connected with installing plate (70).
8. the switching device of outdoor distribution low-voltage protection switch-box according to claim 7, it is characterized in that: a rod end of described declutcher control lever (60) is provided with slide bar (61), the shaft of described slide bar (61) bar shaped slide opening (71) composition that arrange upper with installing plate (70) is slidably matched, described bar shaped slide opening (71) is arcuate socket, one end of described slide bar (61) and connecting rod (81) is articulated and connected, the other end of described connecting rod (81) is hinged with one end of pull bar (82), the jointed shaft at the two ends of connecting rod (81) is parallel and parallel with the jointed shaft of driving lever (30), the other end of described pull bar (82) stretches out switch-box casing (10), link one side of connecting rod (81) and pull bar (82) is provided with limiting plate (811), the plate face of described limiting plate (811) and pull bar (82) constitute against with separate cooperation.
9. the switching device of outdoor distribution low-voltage protection switch-box according to claim 8; it is characterized in that: described switch-box casing (10) is provided with reinforcement steel plate (11), strengthen steel plate (11) is provided with the hole for pull bar (82) traverse.
10. the switching device of outdoor distribution low-voltage protection switch-box according to claim 5, it is characterised in that: the shaft of described manual tommy bar (50) is articulated and connected with switch-box casing (10) and jointed shaft is parallel with the jointed shaft of driving lever (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620142187.3U CN205354900U (en) | 2016-02-25 | 2016-02-25 | Switching device who becomes low -voltage protective switch case is joined in marriage to open air |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620142187.3U CN205354900U (en) | 2016-02-25 | 2016-02-25 | Switching device who becomes low -voltage protective switch case is joined in marriage to open air |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205354900U true CN205354900U (en) | 2016-06-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620142187.3U Withdrawn - After Issue CN205354900U (en) | 2016-02-25 | 2016-02-25 | Switching device who becomes low -voltage protective switch case is joined in marriage to open air |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205354900U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105551846A (en) * | 2016-02-25 | 2016-05-04 | 国家电网公司 | Switching device for low-voltage protection switch box of outdoor distribution transformer |
-
2016
- 2016-02-25 CN CN201620142187.3U patent/CN205354900U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105551846A (en) * | 2016-02-25 | 2016-05-04 | 国家电网公司 | Switching device for low-voltage protection switch box of outdoor distribution transformer |
| CN105551846B (en) * | 2016-02-25 | 2018-07-13 | 国家电网公司 | The switching device of outdoor distribution low-voltage protection switch-box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160629 Effective date of abandoning: 20180713 |