CN107170624A - A kind of swing type indoor hv earthing switch - Google Patents
A kind of swing type indoor hv earthing switch Download PDFInfo
- Publication number
- CN107170624A CN107170624A CN201710373674.XA CN201710373674A CN107170624A CN 107170624 A CN107170624 A CN 107170624A CN 201710373674 A CN201710373674 A CN 201710373674A CN 107170624 A CN107170624 A CN 107170624A
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- China
- Prior art keywords
- vertical
- contact
- moving contact
- static contact
- tip position
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/003—Earthing switches
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/02—Details
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- Mechanisms For Operating Contacts (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The invention discloses a kind of swing type indoor hv earthing switch, including L-type base, static contact, moving contact, insulator, rotating shaft and vertical carriage, rotating shaft, which is connected on two journal stirrups of base, to rotate；Static contact and moving contact, vertical carriage are wrapped in inside the L elbows of L bracket；Neck is provided with the top of straight cutting ferrule, static contact is just in neck, vertical cutting ferrule is fixed at the top of vertical rocking arm, and the bottom of vertical rocking arm is fixedly connected with vertical cam；The tip position of moving contact is additionally provided with connection indicator lamp at the top of point contact type location switch, point contact type location switch, and indicator lamp is connected to the tip position of static contact；Point contact type location switch bottom is triggered it by a push rod and switched, and wherein push rod is fixed on the tip position of moving contact.The indoor hv earthing switch of the present invention, is stably moved up and down in its stroke range, with preferable stability and reliability.
Description
Technical field
The present invention relates to technical field indoor hv earthing switch, more particularly to a kind of swing type indoor high-voltage ground connection is opened
Close.
Background technology
The existing manual earthed switch of switch cubicle typically can not compatible manually operated and electric operating simultaneously, wherein manually operated
Whether in place to be closed a floodgate using travel switch sensing, electric operating typically drives worm and worm gear using motor, by worm and gear
Mechanism drives main axis, and the on/off switch responsiveness of both operations is slow, unstable reliable and can interfere, it is necessary to special
Switching mechanism could have manually operated and electric operating simultaneously.
The B of Chinese patent CN 103500671, disclose a kind of indoor high-voltage electric grounding switch, including static contact, dynamic touch
Head, main shaft, motor drive mechanism and base, static contact are fixed on base by insulator, and moving contact is fixed on master by connecting lever
On axle, main shaft two ends are movably arranged on base, motor drive mechanism drive shaft be rotated such that moving contact and static contact connect or
Disconnect, be hinged between connecting lever and base so that the spring that moving contact is switched on or switched off with static contact fast and stable.The indoor height
Press electric ground switch splitting or integrating lock use same spring bistable scheme, realize electric or hand operation axis rotate through in after
Quick splitting or integrating is switched, splitting or integrating lock speed fast and stable the advantages of, with existing switch cubicle manual earthed switch novel with structure
Mechanical interlocking, machine driving and installation dimension keep constant, electric operating with it is manually operated it is non-interference, need not switch,
Earthed switch body and operating mechanism integrated design.
But manually, electrically integral switch, when closing a floodgate, is reached this kind due to electric power deficiency or either-rotation motor failure
Less than the purpose closed a floodgate or opened a sluice gate, while the combined floodgate and to open a sluice gate structure complex, later period maintenance and in-convenience in use.
It is not in place due to closing a floodgate and the switch is when in use, it is impossible to directly to working condition, it is necessary to manually operate again, to influence work
Make efficiency.And phenomenon not in place is opened a sluice gate also to occur.
The content of the invention
In order to overcome the above-mentioned deficiencies of the prior art, the invention provides one kind it is simple in construction, easy to maintenance, close a floodgate, open
Lock working condition is indicated in place, and is capable of the high reliability indoor hv earthing switch of rapid closing and separating brake.
The technical solution adopted in the present invention is：A kind of swing type indoor hv earthing switch, including L-type base, stationary contact
Head, moving contact, insulator, rotating shaft and vertical carriage, static contact are fixed on the tip position of insulator by L bracket,
And insulator is fixed on the tip position on rear side of base；Base includes support slide unit and is arranged at the branch of support slide unit both sides
Ear, rotating shaft, which is connected on two journal stirrups of base, to rotate；Static contact and moving contact, vertical carriage are wrapped in L bracket
L elbows inside；
Vertical carriage is connected between rotating shaft and moving contact by vertical rocking arm, vertical cam and vertical cutting ferrule and slided；Together
Neck is provided with the top of Shi Shuzhi cutting ferrules, static contact is just in neck, vertical cutting ferrule is fixed at the top of vertical rocking arm, vertical rocking arm
Bottom is fixedly connected with vertical cam；
Rotating shaft is provided with actuating cam corresponding with vertical cam, while one end connection clockwise and anticlockwise motor of rotating shaft, rotating electricity
Machine is rotated, and then drives vertical cam rotation by actuating cam, finally drives vertical cutting ferrule and moving contact vertical direction to rotate；
Wherein：Swing arm is also associated between the support slide unit of vertical rocking arm pars intermedia and L-type base；Swing arm one end is fixed on vertically
On rocking arm, the other end is swung by being slidably disposed in the chute of L-type base；
The tip position of moving contact is additionally provided with connection indicator lamp, indicator lamp at the top of point contact type location switch, point contact type location switch
It is connected to the tip position of static contact；Point contact type location switch bottom is triggered it by a push rod and switched, and wherein push rod is fixed
In the tip position of moving contact.
Further, also it is cased with adjustable spring outside swing arm.
Further, the spring outwards of adjustable spring are enclosed with rubber wear-resisting layer.
Further, moving contact is cylinder barrel shaped structure, and then is had when ensureing moving contact with static contact combined floodgate or separating brake
There are preferably laminating and separating effect.
Further, the part of static contact is square structure, so ensure moving contact and static contact when contacting with compared with
Good contact effect.
Compared with prior art, the beneficial effects of the invention are as follows：The indoor hv earthing switch of the present invention, using rotating shaft and
The vertical rocking arm of cam driven and moving contact matched with it is moved straight up, while being tensioned vertical rocking bar using swing arm, suitably
Slow down for it, it is ensured that stably moved up and down in its stroke range, with preferable stability and reliability.And should
Simple in construction, reliable, maintainability is preferable.The key improvements point of the present invention is, is also associated with the top of moving contact of the invention
One point contact type location switch, when in use, when moving contact and static contact full contact, moving contact drives it to the earthed switch
The push rod at top holds out against point contact type location switch, and the switch opens the indicator lamp at the top of it, indicates at indoor hv earthing switch
It is in running order in "on" position.
The indoor hv earthing switch of the present invention, sliding block is driven in the lower gear of the boss portion of base using either-rotation motor
Moved back and forth in slide rail, and then drive gear sliding block and moving contact to move up and down, and then realize the conjunction of moving contact and static contact
Lock or opening.The high voltage ground switch of the structure, is opened a sluice gate and the speed of separating brake is uniform, reliable, sudden will not disconnect or
Person closes, and the cycle of maintenance is longer, while service life is also longer, indicating effect is good, it is to avoid the maloperation of earthed switch.
Brief description of the drawings
Fig. 1 is a kind of structure chart of one embodiment of swing type indoor hv earthing switch；
Wherein：1-L type bases, 101- support slide units, 102- journal stirrups, 103- chutes；2- static contacts, 3- moving contacts, 4- insulators,
5- rotating shafts, the vertical carriages of 6-, the vertical rocking arms of 61-, the vertical cams of 62-, the vertical cutting ferrules of 63-, 631- necks；7-L shape branch
Frame, 8- actuating cams, 9- clockwise and anticlockwise motors, 10- swing arms, 11- adjustable springs, 12- point contact type location switches, 13- indicator lamps,
14- push rods.
Embodiment
In order to deepen the understanding of the present invention, the present invention is further described with reference to the accompanying drawings and examples, the implementation
Example is only used for explaining the present invention, and protection scope of the present invention is not constituted and limited.
As shown in figure 1, a kind of swing type indoor hv earthing switch, including L-type base 1, static contact 2, moving contact 3, absolutely
Edge 4, rotating shaft 5 and vertical carriage 6, static contact 2 are fixed on the tip position of insulator 4 by L bracket 7, and absolutely
Edge 4 is fixed on the tip position of the rear side of base 1；Base 1 includes support slide unit 101 and is arranged at support slide unit 101 both sides
Journal stirrup 102, rotating shaft 5, which is connected on two journal stirrups 102 of base 1, to rotate；Static contact 2 and moving contact 3, vertical carriage 6 are equal
It is wrapped in inside the L elbows of L bracket 7；Vertical carriage 6 passes through vertical rocking arm 61, vertical cam 62 and vertical cutting ferrule 63
It is connected between rotating shaft 5 and moving contact 3 and slides；The vertical top of cutting ferrule 63 is provided with neck 631 simultaneously, and static contact 2 is just to neck 631
Interior, vertical cutting ferrule 63 is fixed at the top of vertical rocking arm 61, and the bottom of vertical rocking arm 61 is fixedly connected with vertical cam 62；In rotating shaft 5
Provided with actuating cam 8 corresponding with vertical cam 62, while one end connection clockwise and anticlockwise motor 9 of rotating shaft 5,9 turns of clockwise and anticlockwise motor
It is dynamic, and then drive vertical cam 62 to rotate by actuating cam 8, finally drive vertical cutting ferrule 63 and the vertical direction of moving contact 3 to turn
It is dynamic；Wherein：Swing arm 10 is also associated between the support slide unit 101 of the vertical pars intermedia of rocking arm 61 and L-type base 1；The one end of swing arm 10
It is fixed on vertical rocking arm 61, the other end is swung by being slidably disposed in the chute 103 of L-type base 1；Moving contact 3
Tip position is additionally provided with point contact type location switch 12, and the top of point contact type location switch 12 connection indicator lamp 13, indicator lamp 13 is connected
In the tip position of static contact 2；The bottom of point contact type location switch 12 is triggered it by a push rod 14 and switched, and wherein push rod 14 is consolidated
It is scheduled on the tip position of moving contact 3.
In the above-described embodiments, swing arm 10 is outer is also cased with adjustable spring 11, it is to avoid swing arm close to its structure with directly connecing
Touch, the anti-wear performance of pull bar is improved, while the swing arm 10 can be tensioned vertical rocking arm 61, it is to avoid moving contact rises too fast, guarantor
Demonstrate,prove the stability of its rising.
In the above-described embodiments, the spring outwards of adjustable spring 11 are enclosed with rubber wear-resisting layer, with the longer use longevity
Life.
In the above-described embodiments, moving contact 3 is cylinder barrel shaped structure, so ensure moving contact 3 and the 2-in-1 lock of static contact or
There is preferably laminating and separating effect during separating brake.
In the above-described embodiments, the part of static contact 2 is square structure, and then ensures moving contact with static contact when contacting
With preferable contact effect.
What embodiments of the invention were announced is preferred embodiment, but is not limited thereto, the ordinary skill people of this area
Member, easily according to above-described embodiment, understands the spirit of the present invention, and makes different amplifications and change, but as long as not departing from this
The spirit of invention, all within the scope of the present invention.
Claims (5)
1. a kind of swing type indoor hv earthing switch, it is characterised in that：Including L-type base（1）, static contact（2）, moving contact
（3）, insulator（4）, rotating shaft（5）With vertical carriage（6）, static contact（2）Pass through L bracket（7）It is fixed on insulator（4）
Tip position, and insulator（4）It is fixed on base（1）The tip position of rear side；Base（1）Including support slide unit（101）
Be arranged at support slide unit（101）The journal stirrup of both sides（102）, rotating shaft（5）It is connected to base（1）Two journal stirrups（102）Upper rotation
Turn；Static contact（2）And moving contact（3）, vertical carriage（6）It is wrapped in L bracket（7）L elbows inside；
Vertical carriage（6）Pass through vertical rocking arm（61）, vertical cam（62）With vertical cutting ferrule（63）It is connected to rotating shaft（5）With
Moving contact（3）Between slide；While vertical cutting ferrule（63）Top is provided with neck（631）, static contact (2) is just to neck（631）It is interior,
Vertical rocking arm（61）Top fix vertical cutting ferrule（63）, vertical rocking arm（61）Bottom be fixedly connected with vertical cam（62）；
Rotating shaft（5）It is provided with and vertical cam（62）Corresponding actuating cam（8）, while rotating shaft（5）One end connection rotating
Motor（9）, clockwise and anticlockwise motor（9）Rotate, and then pass through actuating cam（8）Drive vertical cam（62）Rotate, final drive is erected
Straight cutting ferrule（63）And moving contact（3）Vertical direction is rotated；
Wherein：Vertical rocking arm（61）Pars intermedia and L-type base（1）Support slide unit（101）Between be also associated with swing arm（10）；Institute
State swing arm（10）One end is fixed on vertical rocking arm（61）On, the other end is by being slidably disposed on L-type base（1）Chute
（103）It is interior to swing；
Moving contact（3）Tip position be additionally provided with point contact type location switch（12）, the point contact type location switch（12）Top connects
Connect indicator lamp（13）, the indicator lamp（13）It is connected to static contact（2）Tip position；The point contact type location switch（12）Bottom
Portion passes through a push rod（14）Trigger its switch, wherein push rod（14）It is fixed on moving contact（3）Tip position.
2. a kind of swing type indoor hv earthing switch according to claim 1, it is characterised in that：The swing arm（10）Outside
Also it is cased with adjustable spring（11）.
3. a kind of swing type indoor hv earthing switch according to claim 2, it is characterised in that：The adjustable spring
（11）Spring outwards be enclosed with rubber wear-resisting layer.
4. a kind of swing type indoor hv earthing switch according to claim 1-3 any one, it is characterised in that：It is dynamic to touch
Head（3）For cylinder barrel shaped structure, and then ensure moving contact（3）With static contact（2）There is preferably laminating when combined floodgate or separating brake
And separating effect.
5. a kind of swing type indoor hv earthing switch according to claim 4, it is characterised in that：Static contact（2）Portion
It is divided into square structure, and then ensures that moving contact has preferably contact effect with static contact when contacting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710373674.XA CN107170624B (en) | 2017-05-24 | 2017-05-24 | A kind of swing type indoor hv earthing switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710373674.XA CN107170624B (en) | 2017-05-24 | 2017-05-24 | A kind of swing type indoor hv earthing switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107170624A true CN107170624A (en) | 2017-09-15 |
| CN107170624B CN107170624B (en) | 2019-03-22 |
Family
ID=59821651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710373674.XA Active CN107170624B (en) | 2017-05-24 | 2017-05-24 | A kind of swing type indoor hv earthing switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107170624B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111739758A (en) * | 2020-06-29 | 2020-10-02 | 江山海维科技有限公司 | Interchange regulation nature high voltage earthing switch |
| CN112420437A (en) * | 2020-11-23 | 2021-02-26 | 西安西电开关电气有限公司 | Double-locking device with auxiliary support and large-capacity switch equipment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2570960Y (en) * | 2002-09-28 | 2003-09-03 | 刘少良 | High-voltage grounding switch |
| CN202258864U (en) * | 2011-06-02 | 2012-05-30 | 河南森源电气股份有限公司 | Auxiliary switch mounting structure of indoor high-voltage grounding switch |
| CN202523595U (en) * | 2012-04-28 | 2012-11-07 | 浙江纪元高压电器开关有限公司 | JN15 grounding switch on-off state display control device |
| CN202678140U (en) * | 2012-06-08 | 2013-01-16 | 广东维能电气有限公司 | Mirror-symmetrical double-track groove cam rotation drive unit |
| CN104835674A (en) * | 2015-04-30 | 2015-08-12 | 国家电网公司 | Operating mechanism and direct-operated grounding switch using operating mechanism |
-
2017
- 2017-05-24 CN CN201710373674.XA patent/CN107170624B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2570960Y (en) * | 2002-09-28 | 2003-09-03 | 刘少良 | High-voltage grounding switch |
| CN202258864U (en) * | 2011-06-02 | 2012-05-30 | 河南森源电气股份有限公司 | Auxiliary switch mounting structure of indoor high-voltage grounding switch |
| CN202523595U (en) * | 2012-04-28 | 2012-11-07 | 浙江纪元高压电器开关有限公司 | JN15 grounding switch on-off state display control device |
| CN202678140U (en) * | 2012-06-08 | 2013-01-16 | 广东维能电气有限公司 | Mirror-symmetrical double-track groove cam rotation drive unit |
| CN104835674A (en) * | 2015-04-30 | 2015-08-12 | 国家电网公司 | Operating mechanism and direct-operated grounding switch using operating mechanism |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111739758A (en) * | 2020-06-29 | 2020-10-02 | 江山海维科技有限公司 | Interchange regulation nature high voltage earthing switch |
| CN111739758B (en) * | 2020-06-29 | 2022-09-06 | 江山海维科技有限公司 | Interchange regulation nature high voltage earthing switch |
| CN112420437A (en) * | 2020-11-23 | 2021-02-26 | 西安西电开关电气有限公司 | Double-locking device with auxiliary support and large-capacity switch equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107170624B (en) | 2019-03-22 |
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