CN205943798U - Auxiliary switch - Google Patents
Auxiliary switch Download PDFInfo
- Publication number
- CN205943798U CN205943798U CN201620926817.6U CN201620926817U CN205943798U CN 205943798 U CN205943798 U CN 205943798U CN 201620926817 U CN201620926817 U CN 201620926817U CN 205943798 U CN205943798 U CN 205943798U
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- Prior art keywords
- auxiliary switch
- rotating shaft
- mentioned
- casing
- shaft
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Abstract
The utility model provides an auxiliary switch belongs to the switch technology field. It has been solved current auxiliary switch pivot and has rotated problem inconvenient, that control accuracy is poor. This auxiliary switch, which comprises a body, locate the support pivot interior with wearing to locate body and support at body both ends, two supports link firmly through the bolt, be equipped with the movable contact spring in the pivot, this internal static contact that is used for with the movable contact spring contact that is equipped with, it still includes a box, be equipped with crank link mechanism in the box, the one end of pivot is connected with this crank link mechanism, the box is equipped with the headstock outward, be equipped with the output shaft that is used for the driving crank link mechanism action on the headstock, be equipped with the control structure that is used for controlling the headstock stop work after the movable contact spring swing targets in place between output shaft and the box. The utility model has the advantages of the rotation is convenient, control accuracy is high.
Description
Technical field
This utility model belongs to switching technique field, is related to a kind of auxiliary switch.
Background technology
Auxiliary switch is applied in the secondary control loop of high-voltage switch gear, has combined floodgate, separating brake, signal control and interlocks
Protective effect, continuous, the safe and reliable operation to primary side electrical equipment is most important.Auxiliary switch is installed on operating mechanism
In case, it is connected with final drive shaft by connecting lever, with chopper synchronization action, realize disjunction and the on-state of secondary circuit
Switching；Rotary cam type auxiliary switch generally comprises square shaft, front and rear cover plate, pull bar, multilamellar contact box assembly structure stacked together
Become, by the profile height of contact box cam come the opening and closing of division sound contact, realize the switching of switching in electric loop,
Adopt double breaking points bridging contact structure more.
The device of auxiliary switch action is driven mostly to be four-bar linkage structure at present, this double leval jib driving means are by four orders
The connecting rod composition connecting, adjacent connecting rod can the pin around junction rotate；When breaker mechanism carries out sub-switching operation, behaviour
Vertical mechanism case main shaft is rotated, and promotes each connecting rod of double leval jib drive mechanism to be rotated successively, and then drives auxiliary to open
The square shaft closing rotates, and realizes the switching of the connecting and disconnecting state of auxiliary switch.But, this double leval jib driving means, need
Four connecting rods, are rotated by bearing pin between adjacent connecting rod, and its Mechanical Reliability is low, and transmission degree of accuracy is poor, is driven
In journey, impulsive force is big, and this double leval jib driving means needs very big running space, so requires larger mechanism case
Space, unfavorable with the layout of miniaturization mechanism；In addition the amount of parts of quadric chain is many, installs trouble, works as needs
Adjust driving angle when, due to spatial position measuring more difficult it is difficult to realize the regulation of driving angle.
Content of the invention
The purpose of this utility model is that there are the problems referred to above for existing technology it is proposed that a kind of rotate convenient, control
The auxiliary switch of high precision.
The purpose of this utility model can be realized by following technical proposal：
A kind of auxiliary switch, including body, the support located at body two ends and the rotating shaft being arranged in body and support, two
Individual support passes through bolt and is connected, and described rotating shaft is provided with movable contact spring, and described basis is provided with vivo for being contacted with movable contact spring
Static contact, it is characterised in that this auxiliary switch also includes a casing, is provided with toggle in described casing, above-mentioned turn
One end of axle is connected with this toggle, and described casing is externally provided with main spindle box, described main spindle box be provided with for
Drive the output shaft of toggle action, be provided between described output shaft and casing and be used for after movable contact spring swings and puts in place
Control the out-of-work control structure of main spindle box.
In a kind of above-mentioned auxiliary switch, in described casing, it is provided with cavity, the bottom of described cavity is inlaid with bearing
One and bearing two, above-mentioned output shaft is located in bearing one and is connected with the inner ring of bearing one, and above-mentioned rotating shaft is located in axle
Hold in two and be connected with the inner ring of bearing two, above-mentioned toggle is in cavity.
In a kind of above-mentioned auxiliary switch, described toggle includes coaxial with output shaft in casing
Connected rotating disk and the fixing axle located at rotating disk edge, described fixing axle is arranged with fork, and above-mentioned rotating shaft is connected
There is the swing arm in cavity, the free end of described swing arm is hinged with one end of fork.
Fixing axle and the non-coaxial setting of rotating disk, rotating disk rotates the axis circumferential movement driving fixing axle along rotating disk, by
Hinged with swing arm by fork in it, when fixing axle circumferential movement, band driven fork moves back and forth, thus driving swing arm around the shaft
Axis swing back and forth, because swing arm and rotating shaft are connected, therefore drive rotating shaft sweeping action, thus realizing movable contact spring and stationary contact
Piece closed and disconnected.
In a kind of above-mentioned auxiliary switch, described control structure includes controller, and described output shaft is fixed with
Bull stick outside casing, described casing is provided with inductive probe one and the inductive probe two that sensing occurs, institute with bull stick
The inductive probe one stated is connected with controller, and described inductive probe two is connected with controller, when described bull stick is visited with sensing
During first generation sensing, above-mentioned movable contact spring contacts closure with static contact, when described bull stick occurs sensing with inductive probe two
Above-mentioned movable contact spring is disconnected with static contact.
During main spindle box work, drive output shaft rotation, thus driving bar rotation, when bar rotation to inductive probe one
The place of putting simultaneously is sensed with inductive probe one, illustrates that now movable contact spring contacts closure with static contact, and inductive probe one will sense letter
Number pass to controller, controller controls main spindle box to quit work.When needing to disconnect movable contact spring with static contact, manually boot master
Axle box, main spindle box drives output shaft rotation, senses at bar rotation to inductive probe two position and with inductive probe two,
Illustrate that now movable contact spring and static contact disconnect, induced signal is passed to controller by inductive probe two, and controller controls main spindle box
Quit work.
In a kind of above-mentioned auxiliary switch, in above-mentioned bearing two, it is fixed with the connecting shaft being made up of insulant, institute
The outer end stating connecting shaft extend out to outside casing, and the attachment structure swing arm connected, above-mentioned with this connecting shaft is passed through in above-mentioned rotating shaft
It is fixed in this connecting shaft.
In a kind of above-mentioned auxiliary switch, the cross section of described rotating shaft is rectangular, described attachment structure include located at
Union joint at connecting shaft outer end, described union joint is had the connecting hole being coaxially disposed with rotating shaft, the shape of described connecting hole
Shape is identical with the shape of rotating shaft cross section, and described rotating shaft stretches to this connection in the hole.
Compared with prior art, this auxiliary switch has advantages below：
This auxiliary switch employs the mode of connection of advanced golden wire component, thus providing severe in moist and salt fog
Digital preservation under environment, simultaneously the thickness of product decrease 50% than traditional structure；Automatically controlling by control unit
Enable the closed and disconnected of movable contact spring and static contact, reasonable in design is it is easy to assemble, and this auxiliary switch layout is tight
Gather, running space is little, control accuracy is high.
Brief description
Fig. 1 is a kind of structural representation of preferred embodiment that this utility model provides.
Fig. 2 is the structural representation of the toggle that this utility model provides.
In figure, 1, body；2nd, support；3rd, rotating shaft；4th, casing；5th, main spindle box；6th, output shaft；7th, cavity；8th, bearing two；9、
Rotating disk；10th, fixing axle；11st, fork；12nd, swing arm；13rd, bull stick；14th, inductive probe one；15th, inductive probe two；16th, connecting shaft；
17th, union joint.
Specific embodiment
The following is specific embodiment of the utility model and combine accompanying drawing, the technical solution of the utility model is made further
Description, but this utility model is not limited to these embodiments.
Auxiliary switch as shown in Figure 1, including body 1, the support 2 located at body 1 two ends be arranged in body 1 and support
Rotating shaft 3 in 2, two supports 2 pass through bolt and are connected, and rotating shaft 3 is provided with movable contact spring, is provided with for connecing with movable contact spring in body 1
Tactile static contact.This auxiliary switch also includes a casing 4, is provided with toggle, one end of rotating shaft 3 and this song in casing 4
Handle linkage is connected, and casing 4 is externally provided with main spindle box 5, and main spindle box 5 is provided with for driving the defeated of toggle action
Shaft 6, is provided between output shaft 6 and casing 4 after movable contact spring swings and puts in place and is used for controlling out-of-work control of main spindle box 5 to tie
Structure.
As shown in Fig. 2 being provided with cavity 7 in casing 4, the bottom of cavity 7 is inlaid with bearing one and bearing 28, and output shaft 6 is worn
It is located in bearing one and is connected with the inner ring of bearing one, rotating shaft 3 is located in bearing 28 and is connected with the inner ring of bearing 28, bent
Handle linkage is in cavity 7.
As shown in Fig. 2 toggle include the rotating disk 9 being coaxially connected with output shaft 6 in casing 4 and located at
The fixing axle 10 of rotating disk 9 edge, fixing axle 10 is arranged with fork 11, and rotating shaft 3 is fixed with the swing arm in cavity 7
12, the free end of swing arm 12 is hinged with one end of fork 11.
Fixing axle 10 and the non-coaxial setting of rotating disk 9, rotating disk 9 rotates the axis circumference driving fixing axle 10 along rotating disk 9
Motion, because it is hinged with swing arm 12 by fork 11, when fixing axle 10 circumferential movement, band driven fork 11 moves back and forth, thus
Drive swing arm 12 around the shaft 3 axis swing back and forth, because swing arm 12 is connected with rotating shaft 3, therefore drive rotating shaft 3 to reverse
Make, thus realizing movable contact spring and static contact closed and disconnected.
In the present embodiment, control structure includes controller, as shown in figure 1, being fixed with outside casing 4 on output shaft 6
Bull stick 13, casing 4 be provided with bull stick 13 occur sensing inductive probe 1 and inductive probe 2 15, inductive probe 1
It is connected with controller, inductive probe 2 15 is connected with controller, the movable contact spring when bull stick 13 occurs sensing with inductive probe 1
Contact closure with static contact, movable contact spring and static contact disconnect when bull stick 13 occurs sensing with inductive probe 2 15.
During main spindle box 5 work, driving output shaft 6 to rotate, thus driving bull stick 13 to rotate, visiting when bull stick 13 turns to sensing
Sense at first 14 positions and with inductive probe 1, illustrate that now movable contact spring contacts closure, inductive probe with static contact
Induced signal is passed to controller by 1, and controller controls main spindle box 5 to quit work.When needing to disconnect movable contact spring and static contact
When, manually boot main spindle box 5, main spindle box 5 drives output shaft 6 to rotate, when bull stick 13 turns at inductive probe 2 15 position simultaneously
Sense with inductive probe 2 15, illustrate that now movable contact spring and static contact disconnect, induced signal is transmitted by inductive probe 2 15
To controller, controller controls main spindle box 5 to quit work.
As shown in figure 1, being fixed with the connecting shaft 16 being made up of insulant in bearing 28, the outer end of connecting shaft 16 is stretched out
To outside casing 4, rotating shaft 3 is passed through an attachment structure and is connected with this connecting shaft 16, and swing arm 12 is fixed in this connecting shaft 16.
As shown in figure 1, the cross section of rotating shaft 3 is rectangular, attachment structure includes the union joint at connecting shaft 16 outer end
17, union joint 17 is had the connecting hole being coaxially disposed with rotating shaft 3, the shape of connecting hole is identical with the shape of rotating shaft 3 cross section,
Rotating shaft 3 stretches to this connection in the hole.
Specific embodiment described herein is only explanation for example to this utility model spirit.This utility model institute
Belong to those skilled in the art described specific embodiment can be made with various modifications or supplement or using similar
Mode substitute, but without departing from of the present utility model spirit or surmount scope defined in appended claims.
Claims (6)
1. a kind of auxiliary switch, including body (1), the support (2) located at body (1) two ends be arranged in body (1) and support
(2) rotating shaft (3) in, two supports (2) are passed through bolt and are connected, and described rotating shaft (3) is provided with movable contact spring, described body
(1) it is provided with for the static contact contacting with movable contact spring it is characterised in that this auxiliary switch also includes a casing (4), described
It is provided with toggle, one end of above-mentioned rotating shaft (3) is connected with this toggle, described casing in casing (4)
(4) it is externally provided with main spindle box (5), described main spindle box (5) is provided with the output shaft (6) for driving toggle action,
It is provided between described output shaft (6) and casing (4) and be used for controlling main spindle box (5) out-of-work after movable contact spring swings and puts in place
Control structure.
2. a kind of auxiliary switch according to claim 1 is it is characterised in that be provided with cavity (7) in described casing (4),
The bottom of described cavity (7) is inlaid with bearing one and bearing two (8), and above-mentioned output shaft (6) is located in bearing one and and axle
Hold one inner ring to be connected, above-mentioned rotating shaft (3) is located in bearing two (8) and is connected with the inner ring of bearing two (8), above-mentioned song
Handle linkage is in cavity (7).
3. a kind of auxiliary switch according to claim 2 is it is characterised in that described toggle is included located at case
The rotating disk (9) being coaxially connected with output shaft (6) in body (4) and the fixing axle (10) located at rotating disk (9) edge, described consolidates
Fork (11) is arranged with dead axle (10), above-mentioned rotating shaft (3) is fixed with the swing arm (12) in cavity (7), described pendulum
The free end of arm (12) is hinged with one end of fork (11).
4. a kind of auxiliary switch according to claim 1 is it is characterised in that described control structure includes controller, institute
Bull stick (13) outside casing (4) is fixed with the output shaft (6) stated, described casing (4) is provided with and bull stick (13)
There is inductive probe one (14) and the inductive probe two (15) of sensing, described inductive probe one (14) is connected with controller, institute
The inductive probe two (15) stated is connected with controller, above-mentioned when described bull stick (13) occurs sensing with inductive probe one (14)
Movable contact spring contact closure with static contact, above-mentioned when described bull stick (13) and inductive probe two (15) occur sensing dynamic touch
Piece is disconnected with static contact.
5. a kind of auxiliary switch according to claim 3 is it is characterised in that be fixed with by exhausted in above-mentioned bearing two (8)
The connecting shaft (16) that edge material is made, the outer end of described connecting shaft (16) extend out to casing (4) outward, and above-mentioned rotating shaft (3) is passed through
One attachment structure is connected with this connecting shaft (16), and above-mentioned swing arm (12) is fixed in connecting shaft (16).
6. a kind of auxiliary switch according to claim 5 is it is characterised in that the cross section of described rotating shaft (3) is rectangular, institute
The attachment structure stated includes the union joint (17) at connecting shaft (16) outer end, and described union joint (17) has and rotating shaft
(3) connecting hole being coaxially disposed, the shape of described connecting hole is identical with the shape of rotating shaft (3) cross section, and described rotating shaft (3) is stretched
Enter to this connection in the hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620926817.6U CN205943798U (en) | 2016-08-22 | 2016-08-22 | Auxiliary switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620926817.6U CN205943798U (en) | 2016-08-22 | 2016-08-22 | Auxiliary switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205943798U true CN205943798U (en) | 2017-02-08 |
Family
ID=57952527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620926817.6U Expired - Fee Related CN205943798U (en) | 2016-08-22 | 2016-08-22 | Auxiliary switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205943798U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110164718A (en) * | 2019-06-20 | 2019-08-23 | 珠海优特电力科技股份有限公司 | Intelligent auxiliary switch |
-
2016
- 2016-08-22 CN CN201620926817.6U patent/CN205943798U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110164718A (en) * | 2019-06-20 | 2019-08-23 | 珠海优特电力科技股份有限公司 | Intelligent auxiliary switch |
| CN110164718B (en) * | 2019-06-20 | 2024-01-19 | 珠海优特电力科技股份有限公司 | Intelligent auxiliary switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170208 Termination date: 20190822 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |