CN205984675U - Ground connection sword hand movement (HM) divide -shut brake operating mechanism and use circuit breaker of this operating mechanism - Google Patents
Ground connection sword hand movement (HM) divide -shut brake operating mechanism and use circuit breaker of this operating mechanism Download PDFInfo
- Publication number
- CN205984675U CN205984675U CN201620463234.4U CN201620463234U CN205984675U CN 205984675 U CN205984675 U CN 205984675U CN 201620463234 U CN201620463234 U CN 201620463234U CN 205984675 U CN205984675 U CN 205984675U
- Authority
- CN
- China
- Prior art keywords
- earthing
- shut brake
- operating mechanism
- divide
- spring
- 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.)
- Expired - Fee Related
Links
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The utility model relates to a ground connection sword hand movement (HM) divide -shut brake operating mechanism and use circuit breaker of this operating mechanism, ground connection sword hand movement (HM) divide -shut brake operating mechanism includes that the installing support assembles the operating axis on the installing support with rotating, the transmission is connected with and is used for driving the transmission structure that the ground connection sword carries out the divide -shut brake on the operating axis, the operating axis carries out the divide -shut brake with the rotation action of self through transmission structure drive ground connection sword, because the rotation is only done to the operating axis, and need not be pendulum motion like manual pendulum rod among the prior art, consequently with prior art in the divide -shut brake operating mechanism of lever form compare, the length that can increase the operating axis more at will changes the operating point distance, the problem of the limitation of operating point distance among the prior art is solved, ensures safety of an operator and i.
Description
Technical field
This utility model is related to earthing manual divide-shut brake operating mechanism and the chopper using this operating mechanism.
Background technology
Manual divide-shut brake operating mechanism be usually used in realizing bus in high voltage power transmission and transforming system, chopper, disconnecting switch connect
The important machine structural parts of ground knife action.Conventional breaking in rated voltage 126kV, the power transmission and transformation system of three-phase alternating current 50Hz
Road device is handcart type breaker, mostly uses the operating mechanism of lever form to be grounded knife in handcart type breaker
Divide-shut brake, the operating mechanism of lever form generally comprises manual fork and connecting lever, and one end of manual fork is hinged with connecting lever, ground connection
Knife is arranged at the other end of connecting lever, the other end of manual fork stretch out be used for outside chopper for operator apply manually torque with
It is grounded the divide-shut brake motion of knife.The operating mechanism of these lever forms using at present has following shortcoming, and one is right
In the distance increasing operation place, there is certain limitation, be unfavorable for the safety of operator, due to operation place will be changed
It is accomplished by lengthening the length of manual fork, and manual fork work process needs to do wobbling action, take up room big, therefore lengthen
The length of manual fork has certain limitation；Two is not thorough, the surrounding that easily causes divide-shut brake using said structure
If having vibration or disturbance, closing a floodgate or the earthing of separating brake will be opened or closed automatically, having brought inconvenience to work, especially
It is that closed a floodgate under the vibration or disturbance unexpected separating brake of earthing of ground connection causes earthing failure in main circuit it is most likely that making
Become security incident.
Utility model content
The purpose of this utility model is that providing one kind to solve in prior art accounts for because manual fork does oscillating motion
With space greatly it is impossible to arbitrarily change the earthing manual divide-shut brake of operating point distance problem by the length of the manual fork of lengthening
Operating mechanism；Meanwhile, the purpose of this utility model also resides in a kind of chopper using this operating mechanism of offer.
For achieving the above object, the technical scheme of earthing manual divide-shut brake operating mechanism of the present utility model is：Ground connection
Knife manual divide-shut brake operating mechanism, including the mounting bracket and rolling assembling operating shaft in mounting bracket, operating shaft is driven
It is connected with for driving earthing to carry out the drive mechanism of divide-shut brake.
Described drive mechanism is included drive mechanism swing arm in operating shaft and is articulated and connected with drive mechanism swing arm
For the connecting rod being articulated and connected with earthing.
Described operating shaft is horizontally disposed with.
Attachment structure for being connected with extension bar is provided with described operating shaft.
Described earthing manual divide-shut brake operating mechanism also includes protecting for providing when earthing is in division gate position
Holding force so that earthing is maintained at the holding structure of division gate position.
Holding structure swing arm that described holding structure includes being in transmission connection with operating shaft, the first spring base, second spring seat
And spring, the first spring base is articulated and connected in mounting bracket, and second spring seat is articulated and connected with holding structure swing arm, the first bullet
It is provided with guide frame, second spring seat can be relative with the first spring base by guide frame between spring abutment and second spring seat
Motion.
Described guide frame includes the guide post being arranged on the first spring base, spring housing outside guide post, second
Spring base is provided with the pilot hole with the cooperation of guide post slide-and-guide.
The Stop structure that restricted second spring seat is disengaged with guide post is set between described guide post and pilot hole.
The technical scheme of chopper of the present utility model is：Chopper, including earthing be used for driving earthing division
The manual divide-shut brake operating mechanism of lock, manual divide-shut brake operating mechanism adopts earthing manual divide-shut brake actuating machine described above
Structure.
The beneficial effects of the utility model are：Operating shaft is rotatably equipped with mounting bracket, operating shaft is by the rotation of itself
Action drives earthing to carry out divide-shut brake by drive mechanism, because operating shaft only rotates, and unlike manual in prior art
Fork needs to do oscillating motion, therefore compared with the divide-shut brake operating mechanism of lever form of the prior art, can more with
Meaning increases the length of operating shaft to change operating point distance, solves the confinement problems of operating point distance in prior art, protects
The personal safety of card operator.
Further, the setting of holding structure can make earthing divide-shut brake stable, is located at division gate position in earthing
When one retentivity is provided, it is to avoid the problem that the divide-shut brake that non-artificial wish causes lost efficacy.
Brief description
Manual divide-shut brake when Fig. 1 is located at open position for earthing in the embodiment of chopper in this utility model
The structural representation of operating mechanism；
Fig. 2 is the structural representation of manual divide-shut brake operating mechanism when earthing is centrally located；
The structural representation of manual divide-shut brake operating mechanism when Fig. 3 is located at closing position for earthing；
Fig. 4 is the vertical view cutaway drawing of manual divide-shut brake operating mechanism；
Fig. 5 is the structural representation of operating shaft；
Fig. 6 is the structural representation of the first spring base；
Fig. 7 is the structural representation of second spring seat；
Fig. 8 is the structural representation of holding structure swing arm；
Fig. 9 is located at structural representation during open position for earthing；
Figure 10 is structural representation when earthing is centrally located；
Figure 11 is located at structural representation during closing position for earthing.
Specific embodiment
Below in conjunction with the accompanying drawings embodiment of the present utility model is described further.The tool of chopper of the present utility model
Body embodiment, as shown in Figure 1 to 11, chopper is vehicle type chopper, including earthing with for manual actuation earthing fortune
Move to carry out the manual divide-shut brake operating mechanism of divide-shut brake.As Figure 1-4, manual divide-shut brake operating mechanism includes mounting bracket
1st, the rolling assembling that axis extends along the longitudinal direction in the operating shaft 13 in mounting bracket 1, be in transmission connection in operating shaft 13
For drive earthing carry out divide-shut brake drive mechanism and for when earthing is in division gate position provide retentivity with
Make earthing be maintained at the holding structure of division gate position, drive mechanism include drive mechanism swing arm 7 and with drive mechanism swing arm
The connecting rod 8 being articulated and connected, drive mechanism swing arm 7 is articulated and connected by oscillating bearing with connecting rod 8, earthing such as Fig. 9-11 institute
Show, be that three-phase ground knife includes three single-phase earthing knives（37、38、39）The linkage driving three single-phase earthing knife linkages with two
Bar 36, gangbar 36 is all articulated and connected with each single-phase earthing knife, and connecting rod 8 is cut with scissors with the single-phase earthing knife near connecting rod 8 side
Connect in succession.Mounting bracket 1 is square groove structure.Attachment structure for being connected with extension bar is provided with operating shaft 13, connects
Structure includes the pin-and-hole 40 being correspondingly arranged on operating shaft 13 and extension bar and the bearing pin being arranged in pin-and-hole 40, to be changed with this
Operating point distance is it is ensured that the personal safety of operator.
Holding structure includes holding structure swing arm 6, the first spring base 2, second spring seat 5 and is arranged at the first spring base 2
Spring 4 and second spring seat 5 between, the first spring base 2 is provided with the first pin-and-hole 16, is articulated and connected by the first bearing pin 9
On the cell wall of mounting bracket 1 square groove structure, between the first spring base 2 and second spring seat 5, it is provided with guide frame, guiding knot
Structure includes the guider screw 3 being threadedly connected on the first spring base 2, and spring 4 is sheathed on guider screw 3 periphery, the first spring base 2
It is provided with the spring base bolt hole 19 for threadeding with guider screw 3, the end of holding structure swing arm 6 is provided with U-shaped and opens
Mouth 32, second spring seat 5 is as shown in fig. 7, comprises being used for for the sheathed shell portion of spring 4 24 and being used for snapping in U-shaped opening 32
In snap section 25, two yokes 29 of U-shaped opening 32 are correspondingly arranged on the second pin-and-hole 30, with second on second spring seat 5
Pin-and-hole 30 is correspondingly arranged on the 3rd pin-and-hole 26, is articulated and connected by the second bearing pin 10.It is provided with length along it inside second spring seat 5
The ladder hole that axis direction extends, ladder hole includes macropore 23 and aperture 22, and macropore 23 is used for the nut with guider screw 3
Slide-and-guide coordinates, and aperture 22 is used for being slidably matched with the smooth bar part guiding of guider screw 3, and the step 27 of ladder hole is used for
Nut block cooperation with guider screw 3 is taken off along the axial direction of guider screw 3 with guider screw 3 with limiting second spring seat 5
Open.When holding structure swing arm 6 and the first spring base 2 and second spring seat 5 are located on straight line, now manual divide-shut brake behaviour
Motivation structure be located at critical state as shown in Fig. 2 now earthing centrally located as shown in Figure 10, the now compression of spring 4
Amount is maximum, and energy storage is most.
First cylinder boss 17 and the second cylinder boss 18 be provided with the first spring base 2, the first cylinder boss 17 straight
Footpath is more than the external diameter of spring 4, and the micro- internal diameter more than spring 4 of diameter of the second cylinder boss 18 is so that one end of spring 4 is tightly sheathed
In the periphery of the second cylinder boss 18, the periphery of second spring seat 2 is equipped with ledge structure and includes first gear platform 21 and second gear
Platform 20, the external diameter with diameter greater than spring 4 of first gear platform 21, the micro- internal diameter more than spring 4 of diameter of second gear platform 20 is so that bullet
The other end of spring 4 is tightly sheathed on second gear platform 20.
Drive mechanism swing arm 7 and holding structure swing arm 6 interval setting being in transmission connection in operating shaft 13 along the longitudinal direction,
Operating shaft 13 is that circle fault shape structure has the main shaft plane 14 along the axis direction line extension of operating shaft for the length for section, passes
Dynamic structure swing arm 7 and holding structure swing arm 6 are provided with the round fault shape installing hole 28 for coordinating with operating shaft 13 rotation stop, and main shaft is put down
2 bolt holes 15 are provided with face 14, are provided with drive mechanism swing arm 7 and in holding structure swing arm 6 and lead to bolt
The corresponding bolt hole 31 in hole 15, operating shaft 13 is bolted it is ensured that passing with drive mechanism swing arm 7 and holding structure swing arm 6
Dynamic structure swing arm 7 and holding structure swing arm 6 can not move axially along operating shaft 13.
The work process of the divide-shut brake of earthing of the present utility model is：Rotating operation axle 13, when holding structure swing arm 6 by
It is state as shown in Figure 2 that both sides are flapped toward during critical state, and earthing is centrally located as shown in Figure 10, and spring 4 decrement is
Greatly, spring energy storage structure energy storage is most.By the critical state of Fig. 2, it is rotated further operating shaft 13, drive mechanism swing arm 7 counterclockwise
Also all do counterclockwise movement with holding structure swing arm 6, drive mechanism swing arm 7 drives earthing to move to closing position, and spring stores up
Energy structure release energy, provides combined floodgate power, and when earthing reaches Figure 11 position, earthing is located at closing position, single-phase earthing
Knife（37、38、39）With corresponding single-phase earthing touch base（33、34、35）Contact, now manual divide-shut brake operating mechanism is positioned at Fig. 3
State, now spring 4 still in compressive state, provide earthing to be in the retentivity of "on" position, make combined floodgate stable.By Fig. 2
Critical state, clockwise turning operation axle 13, drive mechanism swing arm 7 and holding structure swing arm 6 also equal clockwise movement, transmission
Structure swing arm 7 drives earthing to move to open position, and spring energy storage structure equally releases energy, and provides the power of separating brake, when
When earthing reaches the position of Fig. 9, earthing is located at gate-dividing state, and now manual divide-shut brake operating mechanism is located at Fig. 1 state, this
When spring 4 still in compressive state, provide earthing to be in the retentivity of open position, make separating brake stable.Eliminate well
Earthing causes the divide-shut brake problem brought of inefficacy because of vibration or disturbance, greatly ensure that the safety of earthing.
In other embodiment of the present utility model, gear can be arranged on operating shaft, rack gear replaces transmission knot
Structure swing arm, to play the effect of the drive mechanism driving earthing to carry out divide-shut brake, is now provided with along phase on each single-phase earthing knife
The gathering sill that the length direction of the single-phase earthing knife answered extends, gangbar can be along gathering sill guiding movement；Operating shaft is according to reality
Border needs to be obliquely installed or be vertically arranged；Ensureing to be not provided with holding structure in the case that divide-shut brake is stable；
The cross sectional shape of operating shaft may not be round fault shape, can only set with drive mechanism swing arm and holding structure swing arm junction
It is set to round fault shape structure, operating shaft can also be cylindrical-shaped structure, between drive mechanism swing arm, holding structure swing arm operating shaft all
It is in transmission connection by key；Earthing can also be two phase ground knife or single-phase earthing knife as needed；Operating shaft and extension bar it
Between can also be threaded connection to change operating point distance.
Manual divide-shut brake in the embodiment of earthing manual divide-shut brake operating mechanism and each embodiment of above-mentioned chopper
The embodiment of operating mechanism is identical, and here is omitted.
Claims (7)
1. earthing manual divide-shut brake operating mechanism it is characterised in that：Including mounting bracket and rolling assembling in mounting bracket
Operating shaft, operating shaft is in transmission connection useful in driving earthing to carry out the drive mechanism of divide-shut brake, described earthing is manual
Divide-shut brake operating mechanism is also included for the offer retentivity when earthing is in division gate position so that earthing is maintained at
The holding structure of division gate position, described holding structure includes holding structure swing arm, the first spring being in transmission connection with operating shaft
Seat, second spring seat and spring, the first spring base is articulated and connected in mounting bracket, and second spring seat is cut with scissors with holding structure swing arm
Connect in succession, between the first spring base and second spring seat, be provided with guide frame, second spring seat passes through guide frame can be with
First spring base relative motion；When holding structure swing arm is located on straight line with the first spring base and second spring seat, bullet
The decrement of spring is maximum, and manual divide-shut brake operating mechanism is located at the critical state of separating brake trend and combined floodgate trend.
2. earthing manual divide-shut brake operating mechanism according to claim 1 it is characterised in that：Described drive mechanism includes
Drive mechanism swing arm in operating shaft and with drive mechanism swing arm be articulated and connected for the company being articulated and connected with earthing
Extension bar.
3. earthing manual divide-shut brake operating mechanism according to claim 1 it is characterised in that：Described operating shaft level sets
Put.
4. earthing manual divide-shut brake operating mechanism according to claim 1 it is characterised in that：Arrange in described operating shaft
There is the attachment structure for being connected with extension bar.
5. earthing manual divide-shut brake operating mechanism according to claim 1 it is characterised in that：Described guide frame includes
It is arranged at the guide post on the first spring base, outside guide post, second spring seat is provided with and is slided with guide post spring housing
The pilot hole of guiding cooperation.
6. earthing manual divide-shut brake operating mechanism according to claim 5 it is characterised in that：Described guide post and guiding
The Stop structure that restricted second spring seat is disengaged with guide post is set between hole.
7. chopper, including earthing and for drive earthing divide-shut brake manual divide-shut brake operating mechanism it is characterised in that：
Described manual divide-shut brake operating mechanism adopts the earthing manual divide-shut brake operating mechanism any one of claim 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620463234.4U CN205984675U (en) | 2016-05-20 | 2016-05-20 | Ground connection sword hand movement (HM) divide -shut brake operating mechanism and use circuit breaker of this operating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620463234.4U CN205984675U (en) | 2016-05-20 | 2016-05-20 | Ground connection sword hand movement (HM) divide -shut brake operating mechanism and use circuit breaker of this operating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205984675U true CN205984675U (en) | 2017-02-22 |
Family
ID=58019723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620463234.4U Expired - Fee Related CN205984675U (en) | 2016-05-20 | 2016-05-20 | Ground connection sword hand movement (HM) divide -shut brake operating mechanism and use circuit breaker of this operating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205984675U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108711525A (en) * | 2018-05-30 | 2018-10-26 | 浙江现代电气有限公司 | A kind of transfer switching equipment |
| CN112027920A (en) * | 2020-08-07 | 2020-12-04 | 长江三峡通航管理局 | Lightning protection grounding device of bridge crane and use method |
-
2016
- 2016-05-20 CN CN201620463234.4U patent/CN205984675U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108711525A (en) * | 2018-05-30 | 2018-10-26 | 浙江现代电气有限公司 | A kind of transfer switching equipment |
| CN108711525B (en) * | 2018-05-30 | 2024-05-07 | 浙江现代电气有限公司 | Change-over switch electric appliance |
| CN112027920A (en) * | 2020-08-07 | 2020-12-04 | 长江三峡通航管理局 | Lightning protection grounding device of bridge crane and use method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105632846B (en) | A kind of circuit breaker actuating mechanism | |
| CN205984675U (en) | Ground connection sword hand movement (HM) divide -shut brake operating mechanism and use circuit breaker of this operating mechanism | |
| CN106373822A (en) | Spring operating mechanism of circuit breaker | |
| CN201112252Y (en) | Outdoor three-column type high voltage alternating current isolating switch | |
| CN201119318Y (en) | Double-push button control gear of pruner brake | |
| CN204067263U (en) | A kind of driving mechanism of circuit breaker mechanical counter | |
| CN215834488U (en) | Circuit breaker operating mechanism | |
| CN205609461U (en) | Transmission and circuit breaker of circuit breaker | |
| CN101320640B (en) | Anti-mistaken interlocking device of combined electrical apparatus | |
| CN103325632B (en) | A kind of can the circuit breaker manipulation mechanism of rapid-releasing | |
| CN209586014U (en) | A kind of sliding window window opener | |
| CN204332875U (en) | A kind of circuit breaker failure resetting device | |
| CN203367179U (en) | A brake opening and closing operating mechanism used for a breaker | |
| CN208189494U (en) | Tripping linkage mechanism | |
| CN206134533U (en) | Switch resistance device of compact | |
| CN205984791U (en) | Outdoor monopole vacuum circuit breaker for railway | |
| CN205376445U (en) | Miniature circuit breaker with automatic combined floodgate and separating brake function | |
| CN106099731B (en) | A kind of handcart type breaker | |
| CN204376780U (en) | The operating mechanism of the motor starter of the quick disjunction of energy | |
| CN203456373U (en) | Spring operation mechanism with double closed positions | |
| CN201210462Y (en) | Novel anti-error interlocking apparatus for combined electrical appliance | |
| CN209401581U (en) | A kind of tripping arm configuration of circuit breaker operation mechanism | |
| CN205282384U (en) | Vacuum circuit breaker auxiliary switch transmission | |
| CN204497127U (en) | Sub-gate release device and use the spring operating mechanism of this device | |
| CN103606482B (en) | Double-switching-on position spring operation mechanism |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170222 Termination date: 20210520 |