CN206574618U - On-load switch and its hand-operating device - Google Patents
On-load switch and its hand-operating device Download PDFInfo
- Publication number
- CN206574618U CN206574618U CN201720112997.9U CN201720112997U CN206574618U CN 206574618 U CN206574618 U CN 206574618U CN 201720112997 U CN201720112997 U CN 201720112997U CN 206574618 U CN206574618 U CN 206574618U
- Authority
- CN
- China
- Prior art keywords
- operation handle
- hand
- operating device
- disc spring
- stored energy
- 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.)
- Withdrawn - After Issue
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The utility model provide on-load switch and its hand-operating device, with solve in the prior art no handle position limiting structure and cause on-load switch can not accurately folding the problem of.Hand-operating device includes disc spring stored energy mechanism, also including rotating forward drives the energy storage of disc spring stored energy mechanism combined floodgate, reversion to drive the operation handle of disc spring stored energy mechanism separating brake energy storage, hand-operating device also includes position limiting structure, position limiting structure includes being used for coordinating to limit the rotating forward stop section and the reversion stop section of inversion limitation that operation handle rotates forward the limit with operation handle block, disc spring stored energy mechanism closes a floodgate when operation handle is located at and rotates forward the limit to be discharged, and when operation handle is located at inversion limitation, separating brake discharges.Divide-shut brake is accurate when can accurately define the rotational limitation of handle by the stop section of position limiting structure, and then the disc spring stored energy mechanism is driven moving contact divide-shut brake, improves the accuracy of divide-shut brake.
Description
Technical field
The utility model is related to on-load switch and its hand-operating device.
Background technology
A kind of load can be often used in rated voltage 40.5kV, three-phase alternating current 50Hz combined transformer system to hold
Close.Most on-load switch used at present is all to carry motor-operating mechanism, operating trouble not only easily occurs but also in cost
On can not effectively be reduced.With the development of box-type substation, increasing user have selected Manual load switch, compare
Use before electrodynamic type operation on-load switch, manually operated on-load switch in the case where meeting equally applicable function,
Cost reduces 80% or so.
The utility model that authorized announcement date is on November 27th, 2015, Authorization Notice No. is the U of CN 205159132 is special
Profit discloses a kind of four station oil-immersed load switch, and the on-load switch includes operating mechanism and electrical system, operating mechanism bag
Handle and Handle axis are included, electrical system includes pedestal, fixation device and rotating shaft, and pedestal is provided with cover plate, and fixation device is arranged on
The corner of pedestal, fixation device includes moving contact plate and stationary contact head plate, and the stationary contact head plate is arranged on pedestal, and moving contact plate is solid
It is scheduled in rotating shaft, moving contact plate includes clamping between upper moving contact plate and lower moving contact plate, upper moving contact plate and lower moving contact plate
There is stationary contact head plate, one end of the remote handle of Handle axis is provided with rotor, and one end of the rotating shaft is provided with swivel mount, described
Torsionspring is provided between rotor and swivel mount.The on-load switch can drive rotating shaft to turn by rotary handle when in use
It is dynamic, and then drive upper moving contact plate and lower moving contact plate to rotate, turn to during stationary contact head plate is clamped in after certain position
Between realize conducting.
But the position limiting structure that the rotational limitation not to handle in above-mentioned on-load switch is limited, handle is in band
Easily rotate excessively or rotate not in place when dynamic rotating shaft rotates, it is impossible to realize the accurate commutation of static contact and moving contact, and
When static contact and moving contact are separated, due to no position limiting structure, be easily caused handle rotate excessively cause again it is quiet
Contact is connected with moving contact.Meanwhile, the letter of signal is not provided in on-load switch when static contact is connected or separated with moving contact
Number output device.
Utility model content
The purpose of this utility model is to provide hand-operating device, to solve not having handle position limiting structure in the prior art
And cause on-load switch can not accurately folding the problem of；Purpose, which also resides in offer, includes the on-load switch of the hand-operating device.
To achieve the above object, the technical scheme of the utility model hand-operating device is：Hand-operating device, including disk
Spring stored energy mechanism, in addition to rotate forward the energy storage of drive disc spring stored energy mechanism combined floodgate, invert drive disc spring stored energy mechanism separating brake energy storage
Operation handle, hand-operating device also includes position limiting structure, and position limiting structure includes being used for coordinating to limit with operation handle block
Operation handle rotates forward the rotating forward stop section and the reversion stop section of inversion limitation of the limit, and disc spring stored energy mechanism is located in operation handle
Close a floodgate and discharge when rotating forward the limit, separating brake discharges when operation handle is located at inversion limitation.
Position limiting structure is included along spaced apart two limited blocks of operation handle rotation direction, rotates forward stop section and reversion is kept off
Stop is formed in the corresponding side surface of correspondence limited block.
Hand-operating device includes the limiting plate for being used to be fixed on transformer tank, and the limited block, which is integrated, is arranged at institute
State the vertical support arm structure on limiting plate.
Hand-operating device is also included outside the switch fixing casing for being used to be fixed on transformer box wall, the operation handle
Portion is set with step-like contiguous block, and the contiguous block includes one end to be fixed through the path section of switch fixing casing and positioned at switch
Clamp nut is installed with outside the big footpath section of plate opposite side, the path section, the outside of path section, which is also set with, is pressed on fastening
It is set with and is pressed between switch fixing casing and big footpath section in the limiting plate between nut and switch fixing casing, path section
Sealing ring.
Hand-operating device also includes being located at can be driven by operation handle at operation handle forward direction and sends combined floodgate letter
Number the first travel switch and at operation handle reverse directions can by operation handle drive send the second of sub-gate signal
Travel switch.
The technical scheme of the utility model on-load switch is：A kind of on-load switch, including hand-operating device, it is described manual
Operation device includes disc spring stored energy mechanism, and hand-operating device, which also includes rotating forward, drives the energy storage of disc spring stored energy mechanism combined floodgate, reversion
The operation handle of disc spring stored energy mechanism separating brake energy storage is driven, hand-operating device also includes position limiting structure, and position limiting structure includes using
In coordinating with operation handle block to limit the rotating forward stop section and the reversion stop section of inversion limitation that operation handle rotates forward the limit,
Disc spring stored energy mechanism closes a floodgate when operation handle is located at and rotates forward the limit to be discharged, and when operation handle is located at inversion limitation, separating brake is released
Put.
Position limiting structure is included along spaced apart two limited blocks of operation handle rotation direction, rotates forward stop section and reversion is kept off
Stop is formed in the corresponding side surface of correspondence limited block.
Hand-operating device includes the limiting plate for being used to be fixed on transformer tank, and the limited block, which is integrated, is arranged at institute
State the vertical support arm structure on limiting plate.
Hand-operating device is also included outside the switch fixing casing for being used to be fixed on transformer box wall, the operation handle
Portion is set with step-like contiguous block, and the contiguous block includes one end to be fixed through the path section of switch fixing casing and positioned at switch
Clamp nut is installed with outside the big footpath section of plate opposite side, the path section, the outside of path section, which is also set with, is pressed on fastening
It is set with and is pressed between switch fixing casing and big footpath section in the limiting plate between nut and switch fixing casing, path section
Sealing ring.
Hand-operating device also includes being located at can be driven by operation handle at operation handle forward direction and sends combined floodgate letter
Number the first travel switch and at operation handle reverse directions can by operation handle drive send the second of sub-gate signal
Travel switch.
The beneficial effects of the utility model are：When handle is rotated forward, disc spring stored energy mechanism combined floodgate energy storage is driven, with position limiting structure
One of stop section contact block when, the energy storage of disc spring stored energy mechanism combined floodgate is completed, release of closing a floodgate, and drives moving contact and stationary contact
Head closes a floodgate；When handle is inverted, disc spring stored energy mechanism separating brake energy storage is driven, block is contacted with another stop section of position limiting structure
When, the energy storage of disc spring stored energy mechanism separating brake is completed, separating brake release, drives moving contact and static contact separating brake.Pass through the gear of position limiting structure
Stop can accurately define the rotational limitation of handle, and then divide-shut brake is accurate when the disc spring stored energy mechanism is driven moving contact divide-shut brake
Really, the accuracy of divide-shut brake is improved.
Brief description of the drawings
Fig. 1 is the schematic diagram of the utility model on-load switch embodiment；
Fig. 2 is Fig. 1 top view；
Fig. 3 is the cooperation schematic diagram of handle, travel switch and limiting plate in the utility model on-load switch embodiment；
Fig. 4 is the schematic diagram of limiting plate in the utility model on-load switch embodiment；
Fig. 5 is the schematic diagram at disc spring in the utility model on-load switch embodiment；
Fig. 6 is the schematic diagram of Handle axis in the utility model on-load switch embodiment；
Fig. 7 is moving contact and the schematic diagram of static contact "on" position in the utility model on-load switch embodiment.
Embodiment
Embodiment of the present utility model is described further below in conjunction with the accompanying drawings.
The specific embodiment of on-load switch of the present utility model, as shown in Figures 1 to 7, wherein 1 is handle, 2 be nut, 3
It is travel switch for main bracing frame, 4,5 be travel switch mounting plate, and 6 be limiting plate, and 7 be hand switch installing plate, and 8 be hand
Arbor, 9 be contiguous block, and 10 be sealing ring, and 11 be disc spring, and 12 be connecting shaft, and 13 be moving contact, and 14 be static contact, and 15 be rotating shaft,
16 be cover plate.Limiting plate 6 includes being fixed with swivel mount 81 in first support arm 61 and second support arm 62, Handle axis 8.
Hand-operating device includes handle 1, nut 2, travel switch 4, travel switch mounting plate 5, limiting plate 6, opened manually
Close installing plate 7, Handle axis 8, contiguous block 9, sealing ring 10, disc spring 11, connecting shaft 12.Hand switch installing plate 7 is fixedly mounted on
On transformer box wall, during installation, the preformed hole of no more than hand switch installing plate 7 is opened up on transformer box wall first, afterwards
Hand switch installing plate 7 is welded in preformed hole.Four studs are fixed with the medial surface of hand switch installing plate 7, will
Cover plate 16 is fixed on stud, disc spring 11 is arranged in swivel mount 81 afterwards, the external stability of disc spring 11 has disc spring frame, disc spring
Frame is fixed on main bracing frame 3.Disc spring 11 uses Manual spring energy storing structure, to ensure that load rapidly can disconnect and connect
It is logical.
The outer cover of Handle axis 8 is equipped with contiguous block 9, and Handle axis 8 can be rotated in contiguous block 9, and contiguous block 9 is step-like
Structure, top is path section, and lower section is to be provided with above sealing ring 10, path section to offer outer spiral shell on big footpath section, step surface
Line.When contiguous block is installed, the perforation passed through for path section is opened up on hand switch installing plate 7, contiguous block 9 is worn from the bottom to top
Cross after perforation, the upper end of path section and big footpath section are divided into the both sides of hand switch installing plate 7, and sealing ring 10 is located at hand switch
The downside of installing plate 7.Rotation has nut 2 on external screw thread, is from top to bottom provided between nut 2 and hand switch installing plate 7
Limiting plate 6 and travel switch mounting plate 5, by the fastening effect of nut 2, make contiguous block 9 be fastened on hand switch installing plate 7
On, play a part of fastening oil sealing, while nor affecting on the rotation of Handle axis 8.R grooves, energy are offered in the path section of contiguous block 9
The limiting plate 6 being sleeved on contiguous block 9 is enough set to be installed with the rotation stop of contiguous block 9.
As shown in Figures 2 to 4, travel switch mounting plate 5 is to be respectively arranged with one on L-shaped structure, two sides of L-shaped structure
Travel switch.Limiting plate 6 has first support arm 61 and second support arm 62, and first support arm 61 and second support arm 62 are prolonged along the vertical direction
Stretch, while limiting plate 6 has L-shaped turning, the L-shaped structure with travel switch mounting plate 5 is corresponding.In use, first support arm 61
The swing limit of handle 1 can be limited with second support arm 62, it is dynamic in rotating shaft 15 when being rocked to one of support arm
Contact 13 connects realization with static contact 14 and closed a floodgate, i.e., handle is in closing position, when handle is rocked to another support arm, rotating shaft 15
On moving contact 13 and static contact 14 separation realize separating brake, i.e. handle be in sub-gate position.
Use process of the present utility model is：Swung with action bars band fixed handle 1, handle 1 drives the up time of Handle axis 8
Pin rotates, and the amplitude of fluctuation of handle 1 is more than 90 °（It is about 145 ° in the present embodiment, in other embodiments, can be according to disc spring
Concrete structure be adjusted）And after coordinating with the block of first support arm 61, three groups of separating brake energy storage of disc spring 11 are completed, and drive connecting shaft
12 and rotating shaft 15 swing 90 ° of separating brakes for realizing moving contact 13 and static contact 14 rapidly, handle 1 is turning to the second travel switch 41
When, promote the front end of the second travel switch 41 to swing, separating brake letter is sent after certain angle when the second travel switch 41 is promoted
Number, then the first travel switch 41 continues to be pushed to after the completion of handle sub-gate position, separating brake by handle, work of the handle 1 in disc spring 11
Balanced with being realized after the certain angle of lower backswing.Likewise, on-load switch is changed into the process of "on" position from gate-dividing state
Unanimously, during combined floodgate, second support arm 62 carries out block cooperation to handle 1, and the first travel switch 42 sends switching signal.So, make
Used time, rotating shaft can only between first support arm 61 and second support arm 62 reciprocally swinging.
In the present embodiment, first support arm 61 and second support arm 62 constitute limited block, and limited block constitutes position limiting structure, the
The side that one support arm 61 and second support arm 62 contact block with handle 1 is stop section.In the present embodiment, handle is rotated clockwise i.e.
For reversion, rotate counterclockwise as rotating forward, it is reversion stop section, second that first support arm 61, which contacts the side of block with handle 1,
Arm 62 contacts the side of block with handle 1 to rotate forward stop section.In other embodiments, first support arm 61 and second support arm 62 can
Think same structure, now the two of same structure are two stop sections along the side that handle is rotated.In the present embodiment, hand
Handle 1 and Handle axis 8 have collectively constituted operation handle.In the present embodiment, disc spring constitutes disc spring stored energy mechanism.Handle 1 and first
Position when support arm 61 contacts block is the separating brake limit, and position when handle 1 contacts block with second support arm 62 is the combined floodgate limit.
In the present embodiment, combined floodgate release refer to disc spring after the completion of combined floodgate energy storage by energy discharge drive moving contact with it is quiet
Contact closes a floodgate, and separating brake release refers to that energy is discharged drive moving contact and static contact separating brake by disc spring after the completion of separating brake energy storage.
In other embodiments, the angle between first support arm 61 and second support arm 62 according to the structure of disc spring and can turn
Axle needs the angle rotated to be changed.
The embodiment of the utility model hand-operating device, hand-operating device and the manually operated dress in above-described embodiment
Put consistent, its content will not be repeated here.
Claims (10)
1. hand-operating device, including disc spring stored energy mechanism, in addition to rotate forward the energy storage of drive disc spring stored energy mechanism combined floodgate, reversion band
The operation handle of Moving plate spring stored energy mechanism separating brake energy storage, it is characterised in that：Hand-operating device also includes position limiting structure, spacing knot
Structure includes being used for coordinating with operation handle block the anti-of the rotating forward stop section and inversion limitation to limit the operation handle rotating forward limit
Turn stop section, disc spring stored energy mechanism closes a floodgate when operation handle is located at and rotates forward the limit to be discharged, and is located at inversion limitation in operation handle
When separating brake discharge.
2. hand-operating device according to claim 1, it is characterised in that：Position limiting structure is included along operation handle rotation side
To spaced apart two limited blocks, rotate forward stop section and reversion stop section and be formed in the corresponding side surface of correspondence limited block.
3. hand-operating device according to claim 2, it is characterised in that：Hand-operating device includes being used to be fixed on change
Limiting plate on depressor case, the limited block is integrated the vertical support arm structure being arranged on the limiting plate.
4. hand-operating device according to claim 3, it is characterised in that：Hand-operating device also includes being used to be fixed on
Switch fixing casing on transformer box wall, the outer cover of the operation handle is equipped with step-like contiguous block, the contiguous block bag
Include spinning outside path section of the one end through switch fixing casing and the big footpath section positioned at switch fixing casing opposite side, the path section
There is clamp nut, the outside of path section is also set with the limiting plate being pressed between clamp nut and switch fixing casing, small
The sealing ring being pressed between switch fixing casing and big footpath section is set with the section of footpath.
5. the hand-operating device according to claim 1 ~ 4 any one, it is characterised in that：Hand-operating device also includes
Can be driven by operation handle at operation handle forward direction sends the first travel switch of switching signal and positioned at operation
The second travel switch for sending sub-gate signal can be driven by operation handle at handle reverse directions.
6. on-load switch, including hand-operating device, the hand-operating device include disc spring stored energy mechanism, hand-operating device
Also including rotating forward drives the energy storage of disc spring stored energy mechanism combined floodgate, reversion to drive the operation handle of disc spring stored energy mechanism separating brake energy storage, its
It is characterised by：Hand-operating device also includes position limiting structure, and position limiting structure includes being used for coordinating to limit with operation handle block
Operation handle rotates forward the rotating forward stop section and the reversion stop section of inversion limitation of the limit, and disc spring stored energy mechanism is located in operation handle
Close a floodgate and discharge when rotating forward the limit, separating brake discharges when operation handle is located at inversion limitation.
7. on-load switch according to claim 6, it is characterised in that：Position limiting structure is included along between operation handle rotation direction
Every two limited blocks of arrangement, rotate forward stop section and reversion stop section and be formed in the corresponding side surface of correspondence limited block.
8. on-load switch according to claim 7, it is characterised in that：Hand-operating device includes being used to be fixed on transformer
Limiting plate on case, the limited block is integrated the vertical support arm structure being arranged on the limiting plate.
9. on-load switch according to claim 8, it is characterised in that：Hand-operating device also includes being used to be fixed on transformation
Switch fixing casing on device tank wall, the outer cover of the operation handle is equipped with step-like contiguous block, and the contiguous block includes one
Hold and be installed with tightly outside the path section through switch fixing casing and the big footpath section positioned at switch fixing casing opposite side, the path section
Gu nut, the outside of path section is also set with the limiting plate being pressed between clamp nut and switch fixing casing, path section
On be set be pressed on switch fixing casing and big footpath section between sealing ring.
10. the on-load switch according to claim 6 ~ 9 any one, it is characterised in that：Hand-operating device also includes position
Can be driven by operation handle at operation handle forward direction sends the first travel switch of switching signal and positioned at manipulator
The second travel switch for sending sub-gate signal can be driven by operation handle at handle reverse directions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720112997.9U CN206574618U (en) | 2017-02-07 | 2017-02-07 | On-load switch and its hand-operating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720112997.9U CN206574618U (en) | 2017-02-07 | 2017-02-07 | On-load switch and its hand-operating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206574618U true CN206574618U (en) | 2017-10-20 |
Family
ID=60058137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720112997.9U Withdrawn - After Issue CN206574618U (en) | 2017-02-07 | 2017-02-07 | On-load switch and its hand-operating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206574618U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106783261A (en) * | 2017-02-07 | 2017-05-31 | 河南森源电气股份有限公司 | A kind of on-load switch and its hand-operating device |
-
2017
- 2017-02-07 CN CN201720112997.9U patent/CN206574618U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106783261A (en) * | 2017-02-07 | 2017-05-31 | 河南森源电气股份有限公司 | A kind of on-load switch and its hand-operating device |
| CN106783261B (en) * | 2017-02-07 | 2019-03-19 | 河南森源电气股份有限公司 | A kind of on-load switch and its manual operation device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20171020 Effective date of abandoning: 20190319 |