CN207319982U - Double link transmission device for earthing switch - Google Patents
Double link transmission device for earthing switch Download PDFInfo
- Publication number
- CN207319982U CN207319982U CN201721357732.1U CN201721357732U CN207319982U CN 207319982 U CN207319982 U CN 207319982U CN 201721357732 U CN201721357732 U CN 201721357732U CN 207319982 U CN207319982 U CN 207319982U
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- CN
- China
- Prior art keywords
- bevel gear
- connecting rod
- shaft
- axis pin
- earthing switch
- 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.)
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 15
- 239000000725 suspension Substances 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 230000003534 oscillatory effect Effects 0.000 description 1
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
It is horizontally disposed with for the double link transmission device of earthing switch, including first bevel gear, second bevel gear, first bevel gear, second bevel gear is vertically arranged, first bevel gear is engaged with second bevel gear, and first bevel gear is arranged in vertical first rotating shaft, is fixedly connected with first rotating shaft；Second bevel gear is arranged in the second horizontal shaft, it is fixedly connected with the second shaft, the both ends of second shaft are connected with the first connecting lever and the second connecting lever, first connecting lever one end is fixed with the second shaft, the other end is connected by the first axis pin with first connecting rod, second connecting lever one end is fixed with the second shaft, and the other end is connected by the second axis pin with second connecting rod；First connecting rod one end is movably connected on the first axis pin, and second connecting rod one end is movably connected on the second axis pin, and rotation seat bottom is equipped with pin shaft hole, is equipped with axis pin in pin shaft hole, the first connecting rod other end and the second connecting rod other end are movably attached on the axis pin of rotation seat.The utility model drive gap is small, and division gate position is accurate.
Description
Technical field
Electrical equipment technical field is the utility model is related to, a kind of double link for earthing switch is specifically related to and is driven
Device.
Background technology
In electrical power distribution electric system, outdoor high voltage AC earthing switch, which has to compare, to be widely applied, earthing switch
Species is various, traditional 550kv and following voltage, the transmission device of generally use single connecting rod list crank arm structure.
With reference to Fig. 1, the transmission device of single connecting rod list crank arm structure includes 1 ＇ of vertical rotation axis, 2 ＇ of single connecting lever, 3 ＇ of simplex pull rod, turns
Dynamic 4 ＇ of seat, 1 ＇ of vertical rotation axis drives 2 ＇ of single connecting lever to rotate during operation, promotes 3 ＇ of simplex pull rod, realizes that 4 ＇ of rotation seat is rotated, to realize
The divide-shut brake of earthing switch, since single 2 ＇ of connecting lever is in rotation process, can drive 3 ＇ of single connecting rod to swing, so as to cause to rotate
4 ＇ of seat also can slight oscillatory.If the structure is used on the large scale equipment of extra-high voltage, divide-shut brake ground connection swing can be caused to become apparent from.
Also, for 800kV ~ 1100kV extra-high voltage ground switchs, than the volume of 550KV and the earthing switch of following voltage
Big with quality, if also using the transmission device of traditional single connecting rod list crank arm structure, drive gap can be further amplified, can shadow
Ring the stability run during switch divide-shut brake.
Utility model content
Technical problem to be solved in the utility model is to overcome the shortcomings of above-mentioned background technology, there is provided between one kind transmission
Gap is small, and division gate position is accurately used for the double link transmission device of earthing switch.
The technical solution that the utility model solves the use of its technical problem is that a kind of double link for earthing switch is driven
Device, including first bevel gear, second bevel gear, first connecting rod, second connecting rod and rotation seat, the first bevel gear level are set
Put, the second bevel gear is vertically arranged, and the first bevel gear is engaged with second bevel gear, and the first bevel gear is arranged on perpendicular
In straight first rotating shaft, it is fixedly connected with first rotating shaft；The second bevel gear is arranged in the second horizontal shaft, with second turn
Axis is fixedly connected, and one end of second shaft is connected with the first connecting lever, and the other end is connected with the second connecting lever, first connecting lever
One end fixed with the second shaft, the other end is connected by the first axis pin with first connecting rod, one end of second connecting lever and the
Two shafts are fixed, and the other end is connected by the second axis pin with second connecting rod；One end of the first connecting rod is movably connected in first
On axis pin, one end of the second connecting rod is movably connected on the second axis pin, and the rotation seat bottom is equipped with pin shaft hole, pin shaft hole
Interior to be equipped with axis pin, the other end of the first connecting rod and the other end of second connecting rod are movably attached on the axis pin of rotation seat.
Further, the first bevel gear and first rotating shaft key connection.
Further, the second bevel gear and the second shaft key connection.
Further, one end of the first connecting rod is movably connected on the first axis pin by the first gimbal suspension bearing.
Further, one end of the second connecting rod is movably connected on the second axis pin by the second gimbal suspension bearing.
Compared with prior art, it is as follows the advantages of the utility model：
Drive gap is small, reliable stabilization, and during earthing switch installation and debugging, crutches arm begins in rotation process
Moved at grade with double link eventually, be not in the phenomenon to deflect, division gate position is accurate, and operation is more steady
It is fixed, it is particularly suitable for 800kV ~ 1100kV extra-high voltage ground switchs.
Brief description of the drawings
Fig. 1 is the structure diagram of the transmission device of existing single connecting rod list crank arm structure.
Fig. 2 is the structure diagram that the utility model embodiment is in "on" position.
Fig. 3 is the structure diagram that the utility model embodiment is in gate-dividing state.
In figure：1-first bevel gear, 2-second bevel gear, 3-first rotating shaft, the 4-the second shaft, the 5-the first connecting lever,
6-the second connecting lever, the 7-the first axis pin, the 8-the second axis pin, 9-first connecting rod, 10-second connecting rod, 11-conductive seat,
12-rotation seat.
Embodiment
Below in conjunction with the accompanying drawings and specific embodiment is described in further detail the utility model.
With reference to Fig. 2, Fig. 3, the present embodiment includes first bevel gear 1, second bevel gear 2, first connecting rod 9, second connecting rod 10
With rotation seat 12, first bevel gear 1 is horizontally disposed, and second bevel gear 2 is vertically arranged, and first bevel gear 1 is nibbled with second bevel gear 2
Close, first bevel gear 1 is arranged in vertical first rotating shaft 3, with 3 key connection of first rotating shaft；Second bevel gear 2 is arranged on horizontal the
In two shafts 4, with 4 key connection of the second shaft, one end of the second shaft 4 is connected with the first connecting lever 5, and the other end is connected with second and turns
Arm 6, one end of the first connecting lever 5 are fixed with the second shaft 4, and the other end is connected by the first axis pin 7 with first connecting rod 9, and second turns
One end of arm 6 is fixed with the second shaft 4, and the other end is connected by the second axis pin 8 with second connecting rod 10；One end of first connecting rod 9
It is movably connected in by the first gimbal suspension bearing on the first axis pin 7, one end of second connecting rod 10 passes through the second gimbal suspension axis
To hold and be movably connected on the second axis pin 8,12 bottom of rotation seat is arranged on conductive seat 11, and 12 bottom of rotation seat is equipped with pin shaft hole,
Axis pin is equipped with pin shaft hole, the other end of first connecting rod 9 and the other end of second connecting rod 10 are movably attached to the pin of rotation seat 12
On axis.
The course of work of the utility model is as follows：
Close a floodgate to gate-dividing state：First rotating shaft 3 rotates counterclockwise, and drives first bevel gear 1 to rotate counterclockwise, the first cone tooth
The drive of wheel 1 second bevel gear 2 rotates clockwise, and second bevel gear 2 drives the second shaft 4 to rotate clockwise, and the second shaft 4 drives
The first affixed connecting lever 5 and the second connecting lever 6 up rotate therewith, and the first connecting lever 5 promotes first connecting rod 9 during rotation
Move backward, the second connecting lever 6 promotes second connecting rod 10 to move backward during rotation, and then promotes rotation seat 12 down
Movement, drives the conducting rod separating brake of earthing switch.
Separating brake is to "on" position：First rotating shaft 3 rotates clockwise, and drives first bevel gear 1 to rotate clockwise, the first cone tooth
The drive of wheel 1 second bevel gear 2 rotates counterclockwise, and second bevel gear 2 drives the second shaft 4 to rotate counterclockwise, and the second shaft 4 drives
The first affixed connecting lever 5 and the second connecting lever 6 down rotate therewith, and the first connecting lever 5 pulls first connecting rod 9 during rotation
Move forward, the second connecting lever 6 pulls second connecting rod 10 to move forward during rotation, and then pulls rotation seat 12 up
Movement, drives the conducting rod of earthing switch to close a floodgate.
The utility model is equipped with first bevel gear 1, second bevel gear 2, changes the transmission direction of traditional shaft power, makes shaft
（Second shaft 4）Horizontal axis rotates, and drives the first connecting lever 5 and the second connecting lever 6 to rotate, and then first connecting rod 9 and second is connected
Bar 10 produces thrust or pulling force, realizes that double link drives rotation seat 12 to rotate.
The utility model drive gap is small, reliable stabilization, and during earthing switch installation and debugging, crutches arm is turning
Moved at grade with double link all the time during dynamic, be not in the phenomenon to deflect, operation is more stablized, especially
Suitable for 800kV ~ 1100kV extra-high voltage ground switchs.
Those skilled in the art can carry out various modifications and variations to the utility model, if these modifications and variations
Within the scope of the utility model claims and its equivalent technologies, then these modifications and variations are also in the guarantor of the utility model
Within the scope of shield.
The prior art that the content not being described in detail in specification is known to the skilled person.
Claims (5)
- A kind of 1. double link transmission device for earthing switch, it is characterised in that：Including first bevel gear, second bevel gear, First connecting rod, second connecting rod and rotation seat, the first bevel gear are horizontally disposed with, and the second bevel gear is vertically arranged, described First bevel gear is engaged with second bevel gear, and the first bevel gear is arranged in vertical first rotating shaft, is fixed with first rotating shaft Connection；The second bevel gear is arranged in the second horizontal shaft, is fixedly connected with the second shaft, one end of second shaft The first connecting lever is connected with, the other end is connected with the second connecting lever, and one end and the second shaft of first connecting lever are fixed, and the other end leads to Cross the first axis pin to be connected with first connecting rod, one end and the second shaft of second connecting lever are fixed, and the other end passes through the second axis pin It is connected with second connecting rod；One end of the first connecting rod is movably connected on the first axis pin, one end activity of the second connecting rod Be connected on the second axis pin, the rotation seat bottom is equipped with pin shaft hole, is equipped with axis pin in pin shaft hole, the first connecting rod it is another The other end of end and second connecting rod is movably attached on the axis pin of rotation seat.
- 2. it is used for the double link transmission device of earthing switch as claimed in claim 1, it is characterised in that：The first bevel gear With first rotating shaft key connection.
- 3. it is used for the double link transmission device of earthing switch as claimed in claim 1 or 2, it is characterised in that：Second cone Gear and the second shaft key connection.
- 4. it is used for the double link transmission device of earthing switch as claimed in claim 1 or 2, it is characterised in that：Described first connects One end of bar is movably connected on the first axis pin by the first gimbal suspension bearing.
- 5. it is used for the double link transmission device of earthing switch as claimed in claim 1 or 2, it is characterised in that：Described second connects One end of bar is movably connected on the second axis pin by the second gimbal suspension bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721357732.1U CN207319982U (en) | 2017-10-20 | 2017-10-20 | Double link transmission device for earthing switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721357732.1U CN207319982U (en) | 2017-10-20 | 2017-10-20 | Double link transmission device for earthing switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207319982U true CN207319982U (en) | 2018-05-04 |
Family
ID=62381835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721357732.1U Active CN207319982U (en) | 2017-10-20 | 2017-10-20 | Double link transmission device for earthing switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207319982U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107633975A (en) * | 2017-10-20 | 2018-01-26 | 湖南长高高压开关集团股份公司 | A kind of double link transmission device for earthed switch |
-
2017
- 2017-10-20 CN CN201721357732.1U patent/CN207319982U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107633975A (en) * | 2017-10-20 | 2018-01-26 | 湖南长高高压开关集团股份公司 | A kind of double link transmission device for earthed switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 393, Section 3, Jinxing North Road, Wangcheng Economic and Technological Development Zone, Changsha, Hunan 410219 Patentee after: Chang Hi-Tech New Technology Co.,Ltd. Country or region after: China Address before: No. 393, Section 3, Jinxing North Road, Wangcheng District, Changsha City, Hunan Province, 410219 Patentee before: HUNAN CHANGGAO HIGH VOLTAGE SWITCHGEAR GROUP Co.,Ltd. Country or region before: China |
|
| CP03 | Change of name, title or address |