CN105179652B - Power transmission shaft and gear-box, disconnecting switch and the GIS device using the power transmission shaft - Google Patents
Power transmission shaft and gear-box, disconnecting switch and the GIS device using the power transmission shaft Download PDFInfo
- Publication number
- CN105179652B CN105179652B CN201510498918.8A CN201510498918A CN105179652B CN 105179652 B CN105179652 B CN 105179652B CN 201510498918 A CN201510498918 A CN 201510498918A CN 105179652 B CN105179652 B CN 105179652B
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- power transmission
- transmission shaft
- gear
- shaft
- box casing
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 126
- 238000009413 insulation Methods 0.000 claims abstract description 30
- 238000007789 sealing Methods 0.000 claims description 18
- 230000004323 axial length Effects 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 7
- 239000004519 grease Substances 0.000 claims description 5
- 230000001050 lubricating effect Effects 0.000 claims description 5
- 238000010276 construction Methods 0.000 claims description 2
- 230000010354 integration Effects 0.000 description 3
- 230000018109 developmental process Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229920000459 Nitrile rubber Polymers 0.000 description 1
- 230000003712 anti-aging effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/0018—Shaft assemblies for gearings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C3/00—Shafts; Axles; Cranks; Eccentrics
- F16C3/02—Shafts; Axles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Gear Transmission (AREA)
Abstract
Gear-box, disconnecting switch and GIS device the present invention relates to power transmission shaft and using the power transmission shaft, gear-box includes gear box casing, the transverse axis that pivot center extends in left-right direction is rotatably equipped with gear box casing, power transmission shaft is rotatably equipped with gear box casing on the downside of transverse axis, power transmission shaft includes the vertically extending shaft body of integrally formed axis, the upper end of shaft body is provided with the transmission shaft bevel gears being connected with the cross shaft driving, and the lower end of shaft body is provided with for the insulation axis transmission structure with the drive connection of the shaft insulation of disconnecting switch.The present invention is solved the problems, such as in the prior art because vertical pivot causes vertical pivot, power transmission shaft overall radial dimension larger with power transmission shaft split settings.
Description
Technical field
Gear-box, disconnecting switch and GIS device the present invention relates to gear shaft and using the gear shaft.
Background technology
In recent years, with the fast development of electric utility, gas-insulating and fully-enclosed combined electrical apparatus（Abbreviation GIS）Transport extensively
Row is in all over the world, and high voltage, Large Copacity, miniaturization are following development trends of GIS device, and miniaturization GIS product is in recent years
User is enjoyed to favor.
The kind of drive of GIS disconnecting switch mainly has two kinds of forms at present, and one kind is that connecting rod swing formula is driven, Yi Zhongshi
Rack and pinion engagement is driven.Connecting rod swing formula transmission driving error is larger, and structure bulky, is not inconsistent with GIS miniaturization targets；Tooth
It is accurate to take turns rack-driving, it is compact-sized, matched with GIS miniaturization targets.Gear-box is the important portion in disconnecting switch transmission
Part, the compact-sized degree direct influence of gear-box the size of whole disconnecting switch.Existing gear-box such as Fig. 1 institutes
Show：Including upper shell 1 and the lower house 3 that structure is connected to upper shell lower end is bolted, upper and lower casing forms gear-box
Housing, the transverse axis 2 that pivot center extends in left-right direction is rotatably equipped with upper shell, rotation is also rotatably equipped with upper shell
The vertically extending vertical pivot 4 of axis, transverse axis, vertical pivot are connected by bevel gear transmission, and dress is rotated in lower house
Equipped with the power transmission shaft 5 being coaxially set with vertical pivot, be provided with lip-shaped sealed ring between power transmission shaft 5 and lower house 3, power transmission shaft it is upper
End is connected by key connection structure and vertical pivot, in use, the shaft insulation drive connection in the lower end and disconnecting switch of vertical pivot.
Existing this gear-box has problems in that：Due to vertical pivot and power transmission shaft split settings, needed between power transmission shaft and vertical pivot
Plug-type rotation stop fit structure is set, and to ensure bulk strength, this results in the transverse direction of vertical pivot, power transmission shaft and whole gear-box
Size is larger, and the larger gear-box of lateral dimension can not be extend into switch case, cause the vertical height of whole gear-box again
Size is larger, is unfavorable for the miniaturization demand of disconnecting switch；The upper and lower casing of other split settings and erecting for split settings
Axle, power transmission shaft etc. cause that the amount of parts of gear-box is more, cost is high；Lip-shaped sealed ring also is difficult to meet sealing demand, sealing
Hidden danger be present in link.
The content of the invention
It is an object of the invention to provide a kind of gear-box, to solve in the prior art because of vertical pivot and power transmission shaft split settings
And cause vertical pivot, the problem of power transmission shaft overall radial dimension is larger；The present invention also aims to provide in a kind of gear-box
The power transmission shaft that uses and the disconnecting switch and GIS device for using the gear-box.
In order to solve the above problems, the technical scheme of power transmission shaft is in the present invention：
The power transmission shaft of GIS gear-boxes, including the shaft body that integrally formed axis is vertically extending, shaft body
Upper end is provided with the transmission shaft bevel gears for being connected with the cross shaft driving of respective teeth roller box, and the lower end of shaft body, which is provided with, to be used for
The insulation axis transmission structure being connected with the shaft insulation of disconnecting switch.
The shaft body is three-level multidiameter structure, and what three-level multidiameter structure included sequentially setting up and down is used for power transmission shaft
Upper bearing (metal) assembling power transmission shaft path section, for gear box casing sealing coordinate power transmission shaft central diameter section and under power transmission shaft
The big footpath section of power transmission shaft of bearing assembling.
The technical scheme of middle gear case of the present invention is：
Gear-box, including gear box casing, it is rotatably equipped with what pivot center extended in left-right direction in gear box casing
Transverse axis, power transmission shaft is rotatably equipped with gear box casing on the downside of transverse axis, and power transmission shaft includes integrally formed axis vertically
The shaft body of direction extension, the upper end of shaft body are provided with the transmission shaft bevel gears being connected with the cross shaft driving, shaft body
Lower end is provided with for the insulation axis transmission structure with the drive connection of the shaft insulation of disconnecting switch.
The shaft body is three-level multidiameter structure, and three-level multidiameter structure includes the power transmission shaft path that order is set up and down
Section, power transmission shaft central diameter section and the big footpath section of power transmission shaft, transmission is provided between the power transmission shaft path section and gear box casing of shaft body
Axle upper bearing (metal), power transmission shaft lower bearing is provided between the big footpath section of power transmission shaft and gear box casing of shaft body.
The big footpath section corresponding position of power transmission shaft on gear box casing in power transmission shaft is provided with upper and lower sealing ring mounting groove,
Be provided with upper and lower sealing ring mounting groove towards relative upper and lower y-type seal ring, in the groove of upper and lower y-type seal ring and it is upper,
Lubricating grease is filled with the gap between power transmission shaft central diameter section and gear box casing between lower seal.
The left and right ends of transverse axis are rotatably assorted by transverse axis left bearing, transverse axis right bearing and gear box casing, rotating box shell
The left bearing end cap and right bearing end cap corresponding with transverse axis left bearing, transverse axis right bearing are provided with body, left bearing end cap
Right side is provided with left bearing end cap seal groove, and right bearing end cap seal groove, left bearing end cap are provided with the left of right bearing end cap
Left FKM is provided with seal groove, right FKM is provided with right bearing end cap seal groove.
Gear box casing lower end is that the vertically extending step surface of axis is used for seat opening mounted in the disconnecting switch
The two-stage multidiameter structure on housing is closed, two-stage multidiameter structure includes being used to extend into when in use in the switch case
Housing path section and the big footpath section of housing on the upside of housing path section, it is big that the axial length of housing path section is longer than the housing
Gearhousing body by integral forming described in the axial length of footpath section.
The gearhousing body by integral forming.
The technical scheme of disconnecting switch is in the present invention：
Disconnecting switch, including switch case and the shaft insulation that is arranged in switch case, the lower end of shaft insulation passes through gear
Rackwork is connected with switch movable contact, and disconnecting switch also includes gear-box, and gear-box includes gear box casing, gear-box
The transverse axis that pivot center extends in left-right direction is rotatably equipped with housing, in the downside rolling assembling of transverse axis in gear box casing
Have a power transmission shaft, power transmission shaft includes the vertically extending shaft body of integrally formed axis, the upper end of shaft body be provided with
The transmission shaft bevel gears of the cross shaft driving connection, the lower end of shaft body is provided with to be connected for being driven with the shaft insulation of disconnecting switch
The insulation axis transmission structure connect.
The shaft body is three-level multidiameter structure, and three-level multidiameter structure includes the power transmission shaft path that order is set up and down
Section, power transmission shaft central diameter section and the big footpath section of power transmission shaft, transmission is provided between the power transmission shaft path section and gear box casing of shaft body
Axle upper bearing (metal), power transmission shaft lower bearing is provided between the big footpath section of power transmission shaft and gear box casing of shaft body.
The big footpath section corresponding position of power transmission shaft on gear box casing in power transmission shaft is provided with upper and lower sealing ring mounting groove,
Be provided with upper and lower sealing ring mounting groove towards relative upper and lower y-type seal ring, in the groove of upper and lower y-type seal ring and it is upper,
Lubricating grease is filled with the gap between power transmission shaft central diameter section and gear box casing between lower seal.
The left and right ends of transverse axis are rotatably assorted by transverse axis left bearing, transverse axis right bearing and gear box casing, rotating box shell
The left bearing end cap and right bearing end cap corresponding with transverse axis left bearing, transverse axis right bearing are provided with body, left bearing end cap
Right side is provided with left bearing end cap seal groove, and right bearing end cap seal groove, left bearing end cap are provided with the left of right bearing end cap
Left FKM is provided with seal groove, right FKM is provided with right bearing end cap seal groove.
Gear box casing lower end is that the vertically extending step surface of axis is used for seat opening mounted in the disconnecting switch
The two-stage multidiameter structure on housing is closed, two-stage multidiameter structure includes being used to extend into when in use in the switch case
Housing path section and the big footpath section of housing on the upside of housing path section, it is big that the axial length of housing path section is longer than the housing
Gearhousing body by integral forming described in the axial length of footpath section.
The gearhousing body by integral forming.
The technical scheme of GIS device is in the present invention：
GIS device, including disconnecting switch, disconnecting switch include switch case and the shaft insulation being arranged in switch case,
The lower end of shaft insulation is connected with switch movable contact by pinion and rack, and disconnecting switch also includes gear-box, gear-box
Including gear box casing, the transverse axis that pivot center extends in left-right direction, gear box casing are rotatably equipped with gear box casing
In be rotatably equipped with power transmission shaft on the downside of transverse axis, power transmission shaft includes the vertically extending axle sheet of integrally formed axis
Body, the upper end of shaft body are provided with the transmission shaft bevel gears being connected with the cross shaft driving, and the lower end of shaft body, which is provided with, to be used for
The insulation axis transmission structure being connected with the shaft insulation of disconnecting switch.
The shaft body is three-level multidiameter structure, and three-level multidiameter structure includes the power transmission shaft path that order is set up and down
Section, power transmission shaft central diameter section and the big footpath section of power transmission shaft, transmission is provided between the power transmission shaft path section and gear box casing of shaft body
Axle upper bearing (metal), power transmission shaft lower bearing is provided between the big footpath section of power transmission shaft and gear box casing of shaft body.
The big footpath section corresponding position of power transmission shaft on gear box casing in power transmission shaft is provided with upper and lower sealing ring mounting groove,
Be provided with upper and lower sealing ring mounting groove towards relative upper and lower y-type seal ring, in the groove of upper and lower y-type seal ring and it is upper,
Lubricating grease is filled with the gap between power transmission shaft central diameter section and gear box casing between lower seal.
The left and right ends of transverse axis are rotatably assorted by transverse axis left bearing, transverse axis right bearing and gear box casing, rotating box shell
The left bearing end cap and right bearing end cap corresponding with transverse axis left bearing, transverse axis right bearing are provided with body, left bearing end cap
Right side is provided with left bearing end cap seal groove, and right bearing end cap seal groove, left bearing end cap are provided with the left of right bearing end cap
Left FKM is provided with seal groove, right FKM is provided with right bearing end cap seal groove.
Gear box casing lower end is that the vertically extending step surface of axis is used for seat opening mounted in the disconnecting switch
The two-stage multidiameter structure on housing is closed, two-stage multidiameter structure includes being used to extend into when in use in the switch case
Housing path section and the big footpath section of housing on the upside of housing path section, it is big that the axial length of housing path section is longer than the housing
Gearhousing body by integral forming described in the axial length of footpath section.
The gearhousing body by integral forming.
Beneficial effects of the present invention are：Power transmission shaft in the present invention is integrally formed, and tooth is bored in the upper end of power transmission shaft by being driven
Wheel is connected with cross shaft driving, and the lower end of power transmission shaft is then connected to drive corresponding open by the axis transmission structure that insulate to shaft insulation
Close moving contact action.Because power transmission shaft employs integrative-structure, therefore plug-type attachment structure need not be set, not only contributed to
The reduction of parts, the overall radial dimension of power transmission shaft can also be reduced, so as to reduce the radial dimension of gear-box.
Further, after reducing due to the radial dimension of gear-box, the housing path section of gear-box can be extend into open
Close in housing, so as to advantageously reduce the height of whole product, make whole disconnecting switch compacter, suitable for miniaturization
Trend.
Brief description of the drawings
Fig. 1 is the structural representation of background technology in the present invention；
Fig. 2 is the structural representation of the disconnecting switch in one embodiment of GIS device in the present invention；
Fig. 3 is the structural representation of Fig. 2 middle gear casees, while is also the structure of one embodiment of middle gear case of the present invention
Schematic diagram；
Fig. 4 is Fig. 3 left view；
Fig. 5 is Fig. 3 top view.
Specific embodiment party
The implementation of GIS device is for example shown in Fig. 2 ~ 5：Including disconnecting switch, disconnecting switch is with ground connection in the present embodiment
The three-station of function, disconnecting switch include switch case 21 and the gear-box 20 being arranged in switch case 21, switch housing
The vertically extending shaft insulation 22 of axis is provided with body, the lower end of shaft insulation is connected by pinion and rack 23
There is switch movable contact.
Gear-box includes integrally formed gear box casing 30, and pivot center is rotatably equipped with gear box casing along left and right
The transverse axis 2 of direction extension, power transmission shaft 3 is rotatably equipped with gear box casing on the downside of transverse axis, and power transmission shaft includes being integrally formed
The vertically extending shaft body of axis, the upper end of shaft body is provided with the transmission shaft bevel gears 4 being connected with cross shaft driving,
The transverse axis bevel gear 8 with transmission shaft bevel gears engaged transmission is provided with transverse axis, the lower end of shaft body is provided with for isolating
The insulation axis transmission structure of the shaft insulation drive connection of switch, insulation axis transmission structure include the vertically extending use of depth
The rotation stop square hole 17 of shaft insulation upper end is set in rotation stop.Shaft body is three-level multidiameter structure, and three-level multidiameter structure includes
Power transmission shaft path section 3-1, the power transmission shaft central diameter section 3-2 and the big footpath section 3-3 of power transmission shaft that order is set up and down, the power transmission shaft of shaft body
Be provided with power transmission shaft upper bearing (metal) 5 between path section and gear box casing, the big footpath section of power transmission shaft and gear box casing of shaft body it
Between be provided with power transmission shaft lower bearing 6, power transmission shaft upper bearing (metal), power transmission shaft lower bearing are deep groove ball bearing in the present embodiment.Gear-box
The big footpath section corresponding position of power transmission shaft of power transmission shaft is provided with upper and lower sealing ring mounting groove, upper and lower sealing ring installation on housing
It is provided with groove towards relative upper y-type seal ring 12 and lower y-type seal ring 9, upper and lower y-type seal ring is by nitrile rubber system
Into the seam between power transmission shaft central diameter section and gear box casing in the groove of upper and lower y-type seal ring and between upper and lower sealing ring
Lubricating grease 15 is filled with gap, the structure forms rotation airtight construction, and the structure can realize the high-pressure gas seal of rotary shaft.It is horizontal
The left and right ends of axle 2 are rotatably assorted by transverse axis left bearing, transverse axis right bearing 5 with gear box casing, and transverse axis left bearing, transverse axis are right
Bearing is also deep groove ball bearing, rotates and is provided with the left bearing corresponding with transverse axis left bearing, transverse axis right bearing on tank shell
End cap 10 and right bearing end cap 7, left bearing end cap seal groove is provided with the right side of left bearing end cap, is set on the left of right bearing end cap
Right bearing end cap seal groove is equipped with, is provided with left FKM 11 in left bearing end cap seal groove, in right bearing end cap seal groove
Right FKM 16 is provided with, FKM is located at the inner side of corresponding end cap, can so prevent FKM from Qiang Guangzi
The radiation of outside line, anti-aging corrosion-resistant, good sealing effect, and good appearance is generous.Gear box casing lower end be axis vertically
The step surface of direction extension is used for two-stage multidiameter structure of the seat in the switch case of disconnecting switch, two-stage multidiameter structure
Including for extending into the housing path section 25 in switch case and the big footpath of the housing on the upside of housing path section when in use
Section 24, the axial length of housing path section is longer than the axial length of the big footpath section of the housing, the step surface of two-stage multidiameter structure
On be provided with switch case sealing coordinate sealing ring.Figure middle term 13 represents trip bolt；Item 14 represents axle snap rings.
In use, the housing path section of gear box casing is extend into switch case, by clamping screw by gearhousing
Body is fixed in switch case, because the housing path section of gear box casing is extend into switch case, so entirely keeping apart
The height of pass is relatively low, and miniaturized structure is notable, and the length of shaft insulation can also suitably reduce, ensure transmission intensity while can also
Reduce cost of manufacture；The gear box casing of integration and the power transmission shaft of integration so that the amount of parts of whole gear-box compared with
It is few, greatly reduce the cost of manufacture of gear-box；The power transmission shaft of integration advantageously reduces the radial dimension of whole gear-box, is
The miniaturization of whole gear-box, which makes, to provide safeguard.In the other embodiments of this GIS device：Rotation stop square hole can also be by one
Rotation stop square shaft replaces, and the axis transmission structure that insulate certainly can also be key, keyway arrangements or flange connection；Gear box casing
Lower end can not also be extend into the housing that goes into operation, and gear box casing can be with split settings.
The implementation of power transmission shaft is for example shown in Fig. 2 ~ 5：Described in the concrete structure of power transmission shaft and above-mentioned each GIS device embodiment
Power transmission shaft it is identical, will not be described in detail herein.
The implementation of gear-box is for example shown in Fig. 2 ~ 5：Described in the concrete structure of gear-box and above-mentioned each GIS device embodiment
Gear-box it is identical, will not be described in detail herein.
The implementation of disconnecting switch is for example shown in Fig. 2 ~ 5：In the concrete structure of disconnecting switch and above-mentioned each GIS device embodiment
Described disconnecting switch is identical, will not be described in detail herein.
Claims (7)
1. gear-box, including gear box casing, the horizontal stroke that pivot center extends in left-right direction is rotatably equipped with gear box casing
Axle, it is characterised in that：Power transmission shaft is rotatably equipped with gear box casing on the downside of transverse axis, power transmission shaft includes integrally formed axle
The vertically extending shaft body of line, the upper end of shaft body are provided with the transmission shaft bevel gears being connected with the cross shaft driving,
The lower end of shaft body is provided with for the insulation axis transmission structure with the drive connection of the shaft insulation of disconnecting switch, shaft insulation transmission knot
Structure includes the vertically extending rotation stop square hole for being used for rotation stop and being set in shaft insulation upper end of depth, and the shaft body is three-level
Multidiameter structure, three-level multidiameter structure include power transmission shaft path section, power transmission shaft central diameter section and the power transmission shaft that order is set up and down
Big footpath section, is provided with power transmission shaft upper bearing (metal), the power transmission shaft of shaft body between the power transmission shaft path section and gear box casing of shaft body
Power transmission shaft lower bearing is provided between footpath section and gear box casing greatly, is provided with gearhousing body for installing power transmission shaft central diameter
Section and power transmission shaft lower bearing and internal diameter increases successively from top to bottom shoulder hole, the lower surface of the big footpath section of power transmission shaft and gear-box
The lower surface of housing is concordant.
2. gear-box according to claim 1, it is characterised in that：In the power transmission shaft central diameter section of power transmission shaft on gear box casing
Corresponding position is provided with upper and lower sealing ring mounting groove, is provided with upper and lower sealing ring mounting groove towards relative upper and lower Y types
Sealing ring, power transmission shaft central diameter section and gear box casing in the groove of upper and lower y-type seal ring and between upper and lower y-type seal ring it
Between gap in be filled with lubricating grease.
3. gear-box according to claim 1, it is characterised in that：The left and right ends of transverse axis pass through transverse axis left bearing, transverse axis
Right bearing is rotatably assorted with gear box casing, is provided with rotation tank shell corresponding with transverse axis left bearing, transverse axis right bearing
Left bearing end cap and right bearing end cap, left bearing end cap seal groove, a left side for right bearing end cap are provided with the right side of left bearing end cap
Side is provided with right bearing end cap seal groove, and left FKM, right bearing end cap seal groove are provided with left bearing end cap seal groove
In be provided with right FKM.
4. according to the gear-box described in claim 1 ~ 3 any one, it is characterised in that：Gear box casing lower end is axis along upper
Lower direction extends, step surface is used for two-stage multidiameter structure of the seat in the switch case of the disconnecting switch, two-stage rank
Terraced axle construction is including the housing path section for extending into when in use in the switch case and on the upside of housing path section
The big footpath section of housing, the axial length of housing path section is longer than the axial length of the big footpath section of the housing.
5. gear-box according to claim 4, it is characterised in that：The gearhousing body by integral forming.
6. disconnecting switch, including switch case and the shaft insulation that is arranged in switch case, the lower end of shaft insulation passes through gear teeth
Bar mechanism driving is connected with switch movable contact, it is characterised in that：Disconnecting switch also includes as described in claim 1 ~ 5 any one
Gear-box.
7.GIS equipment, including disconnecting switch, disconnecting switch include switch case and the shaft insulation being arranged in switch case, absolutely
The lower end of edge axle is connected with switch movable contact by pinion and rack, it is characterised in that：Disconnecting switch is also included as weighed
Profit requires the gear-box described in 1 ~ 5 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510498918.8A CN105179652B (en) | 2015-08-14 | 2015-08-14 | Power transmission shaft and gear-box, disconnecting switch and the GIS device using the power transmission shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510498918.8A CN105179652B (en) | 2015-08-14 | 2015-08-14 | Power transmission shaft and gear-box, disconnecting switch and the GIS device using the power transmission shaft |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105179652A CN105179652A (en) | 2015-12-23 |
| CN105179652B true CN105179652B (en) | 2017-11-14 |
Family
ID=54901958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510498918.8A Active CN105179652B (en) | 2015-08-14 | 2015-08-14 | Power transmission shaft and gear-box, disconnecting switch and the GIS device using the power transmission shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105179652B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110808189B (en) * | 2019-10-09 | 2022-03-08 | 平高集团有限公司 | Three-phase common-box isolating switch and high-voltage switch equipment |
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| CN201845692U (en) * | 2010-09-14 | 2011-05-25 | 新东北电气集团高压开关有限公司 | Transmission device of 252kVGIS (gas insulated switchgear) isolating or grounding switch |
| CN103426677A (en) * | 2013-08-06 | 2013-12-04 | 国家电网公司 | Novel three-position driving device |
| CN104201037A (en) * | 2014-09-28 | 2014-12-10 | 武汉大学 | Novel electric device for high-voltage isolating switch |
| CN104282454A (en) * | 2014-10-28 | 2015-01-14 | 武汉大学 | Stepless stroke adjusting disconnecting switch electric device transmission mechanism |
| CN204407207U (en) * | 2015-01-31 | 2015-06-17 | 河南森源电气股份有限公司 | A kind of isolating switch moment conveyer |
| CN205013645U (en) * | 2015-08-14 | 2016-02-03 | 河南平芝高压开关有限公司 | Transmission shaft and use gear box, isolator and GIS equipment of this transmission shaft |
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