CN104505315B - Tripping actuating mechanism - Google Patents
Tripping actuating mechanism Download PDFInfo
- Publication number
- CN104505315B CN104505315B CN201410845565.XA CN201410845565A CN104505315B CN 104505315 B CN104505315 B CN 104505315B CN 201410845565 A CN201410845565 A CN 201410845565A CN 104505315 B CN104505315 B CN 104505315B
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- China
- Prior art keywords
- header board
- pull bar
- back plate
- plate
- rotating shaft
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/12—Automatic release mechanisms with or without manual release
- H01H71/24—Electromagnetic mechanisms
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Breakers (AREA)
Abstract
The invention discloses a kind of tripping actuating mechanism, support is C-shaped configuration, and the header board of support and back plate are sketch plate, and front and rear panels are parallel and connected by left plate, and the angle of header board and left plate is 90 degree；The lower end of header board is notch cuttype, and notch cuttype interlude arranges supporting plate, and supporting plate becomes an angle of 90 degrees to stretch out backward with header board；The right part of header board is arranged below rotating shaft axis hole, and rotating shaft axis hole is provided above open slot to the right；The left part of back plate is provided above top board, and top board becomes an angle of 90 degrees to forward extend out with back plate；The rotating shaft axis hole of header board is identical and coaxial with the rotating shaft shaft hole diameter of back plate；The shape of the fixing board card mouth of header board and the fixing board card mouth of back plate and equivalently-sized；In the middle of pull bar, the right side front face of transverse slat is provided with roller shaft.The support of the present invention is one-body molded through panel beating, compact conformation, and reliable operation reduces production cost；Reduce the frictional force of support and pull bar contact site, breaker open operation can be pulled in time.
Description
Technical field
The invention belongs to chopper accessory field, particularly to a kind of tripping actuating mechanism.
Background technology
At present, the tripping function of chopper and the Thermomagnetic type residual current circuit breaker with reclosing function, rely primarily on and completed by tripping coil and trip circuit.When protected circuit is by normal current, the electromagnetic force that the electric magnet of described chopper produces is less than the spring tension as counteracting force, and armature can not be inhaled dynamic by electric magnet, and chopper keeps properly functioning；And when circuit occurring, electric current exceedes the overload situations of the several times of normal current; or circuit be short-circuited fault time; the electromagnetic force that the electric magnet of chopper produces is more than the spring tension as counteracting force; armature is inhaled dynamic by electric magnet; relay main contact discharges; electric current separately, in line disconnection under the effect of tripping spring, thus playing short-circuit protection effect.
The Chinese patent that the patent No. is CN201320270327.1 discloses a kind of Thermomagnetic type residual current circuit breaker tripping mechanism, tripping controller and tripping actuating device mate and form.Tripping controller is mainly by low-voltage dc power supply, coil, diode, CMOS tube, resistance, electric capacity, and single-chip microcomputer is constituted；Tripping actuating device is mainly made up of pull bar, armature, armature spring, stator, coil, permanent magnet, iron core, energy-stored spring, snap close and latch spring, and is compactly installed in yoke, constitutes a magnetic loop.In use there is following defect in this patent: 1), holder part part many, install complexity；2), the frictional force of support and drag link mechanism contact site is big, it may appear that can not pull the phenomenon of breaker open operation in time.
Summary of the invention
The invention aims to solve above-mentioned technical problem.
The object of the present invention is achieved like this: tripping actuating mechanism, and including driving mechanism, trigger mechanism, secondary force enlarger, driving mechanism is rack-mount；Trigger mechanism includes dynamic iron core, torsion spring, rotating shaft, base plate；Secondary force enlarger includes pull bar, energy-stored spring, pull bar is ┏ ┛ type structure, it is characterised in that: described support is C-shaped configuration, and header board and the back plate of support are sketch plate, front and rear panels are parallel and connected by left plate, and the angle of header board and left plate is 90 degree；The lower end of header board is notch cuttype, and notch cuttype interlude arranges supporting plate, and supporting plate becomes an angle of 90 degrees to stretch out backward with header board；The right part of header board is arranged below rotating shaft axis hole, and rotating shaft axis hole is provided above open slot to the right；The right part of header board is provided above fixing board card mouth；The left part of back plate is provided above top board, and top board becomes an angle of 90 degrees to forward extend out with back plate.
The rotating shaft axis hole of described header board is identical with the rotating shaft shaft hole diameter of back plate and on the same axis.
The shape of the fixing board card mouth of described header board and the fixing board card mouth of back plate and equivalently-sized.
Described pull bar lower side panel front portion is provided with the barb stretched out to the right, and what barb was provided with into an angle of 90 degrees layout stirs face, and face of stirring contacts with the slide block of dynamic iron core.
In the middle of described pull bar, the right side front face of transverse slat is provided with roller shaft, and roller shaft is multidiameter, and roller shaft front end is provided with shaft block ring groove, and roller shaft rear end is welded with pull bar.
Described roller shaft rear end is connected with stay-bolt.
Gap is left between notch and the back plate of riser on the right side of described pull bar
The support of the present invention is one-body molded through panel beating, compact conformation, and reliable operation reduces production cost；Reduce the frictional force of support and pull bar contact site, simple and practical, breaker open operation, popularization and application can be pulled in time to have good economic and social benefit.
Accompanying drawing explanation
Fig. 1 is the front view of the present invention.
Fig. 2 is the right view of the present invention.
Fig. 3 is the upward view of the present invention.
Fig. 4 is the driving mechanism sectional view of the present invention.
Fig. 5 is the rack assumption diagram of the present invention.
Fig. 6 is the top view of Fig. 5.
Fig. 7 is the Tiebar structure figure of the present invention.
In figure: 1, support, 2, permanent magnet；3. metal partion (metp) A；4. yoke；5. drive coil；6. axle；7. fixing plate；8. back-moving spring；9. little spring；10. metal partion (metp) B；11. dynamic iron core；12. torsion spring；13. rotating shaft；14. base plate；15. energy-stored spring；16. pull bar；101. left plate；102. header board；103. supporting plate；104. rotating shaft axis hole；105. open slot；106. back plate；107. fixing board card mouth；108. top board；1601. roller shaft；1602. stir face.
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described, but not as limitation of the present invention:
Tripping actuating mechanism, including driving mechanism, trigger mechanism, secondary force enlarger, driving mechanism is arranged on support 1；Trigger mechanism includes dynamic iron core 11, torsion spring 12, rotating shaft 13, base plate 14；Secondary force enlarger includes pull bar 16, energy-stored spring 15, pull bar 16 is ┏ ┛ type structure, and described support 1 is C-shaped configuration, and header board 102 and the back plate 106 of support 1 are sketch plate, header board 102 is parallel with back plate 106 and is connected by left plate 101, and the angle of header board 102 and left plate 101 is 90 degree；The lower end of header board 102 is notch cuttype, and notch cuttype interlude arranges supporting plate 103, and supporting plate 103 stretches out backward with header board 102 one-tenth an angle of 90 degrees；The right part of header board 102 is arranged below rotating shaft axis hole 104, and rotating shaft axis hole 104 is provided above open slot 105 to the right；The right part of header board 102 is provided above fixing board card mouth 107；The left part of back plate 106 is provided above top board 108, and top board 108 forward extends out with back plate 106 one-tenth an angle of 90 degrees；The rotating shaft axis hole 104 of described header board 102 is identical with rotating shaft axis hole 104 diameter of back plate 106 and on the same axis；The fixing board card mouth 107 of described header board 102 and the shape of the fixing board card mouth 107 of back plate 106 and equivalently-sized；Described pull bar 16 lower side panel front portion is provided with the barb stretched out to the right, barb is provided with into the face of stirring 1602 that an angle of 90 degrees is arranged, stirs face 1602 and contact with the slide block of dynamic iron core 11；The right side front face of the described middle transverse slat of pull bar 16 is provided with roller shaft 1601, and roller shaft 1601 is multidiameter, and roller shaft 1601 front end is provided with shaft block ring groove, and roller shaft 1601 rear end is welded with pull bar 16；Described roller shaft 1601 rear end is connected with pull bar 16 bolt；Gap is left between notch and the back plate 106 of riser on the right side of described pull bar 16.
When being embodied as, driving mechanism is as shown in Figure 4, permanent magnet 2, metal partion (metp) A3 from left to right it is disposed with above support 1, metal partion (metp) A3 is provided centrally with axle 6, axle 6 is from left to right disposed with driving coil 5, fixing plate 7, little spring 9, metal partion (metp) B10, the outer ring driving coil 5 is provided with yoke 4, fixes and is provided with back-moving spring 8 between plate 7 and metal partion (metp) B10.
Trigger mechanism is as shown in Figure 2, including dynamic iron core 11, torsion spring 12, rotating shaft 13, base plate 14, rotating shaft 13 sequentially passes through the rotating shaft axis hole 104 of the rotating shaft axis hole 104 of header board 102, dynamic iron core 11, torsion spring 12, back plate 106 from front to back, install corresponding with the two ends of rotating shaft 13 for the notch at two ends inside base plate 14, then the metal hanger of torsion spring 12 front end penetrates the hole of dynamic iron core 11, and the breach in metal hanger traverse back plate 106 lower right corner of torsion spring 12 rear end blocks the back plate of base plate 14.
Secondary force enlarger is as it is shown on figure 3, include pull bar 16, energy-stored spring 15, and energy-stored spring 15 is arranged between the left plate of base plate 14 and the lower side panel right part of pull bar 16.
Specific embodiment one, roller shaft 1601 rear end are welded with pull bar 16, and roller shaft 1601 is provided with bearing or roller, bearing or roller can be rolled in the open slot 105 on header board 102.
Specific embodiment two, roller shaft 1601 rear end are connected with pull bar 16 bolt, and roller shaft 1601 is provided with bearing or roller, bearing or roller can be rolled in the open slot 105 on header board 102.
Specific embodiment three, gib block is set on forward and backward of the open slot 105 of header board 102, bearing on pair roller axle 1601 or roller guiding, it is prevented that sideslip.
When normal operation, permanent magnet 2 overcomes the compression stress of back-moving spring 8, makes iron core 11 be pull-in on axle 6 right side；When working line occurs big electric current, controller can to driving coil 5 to send pulse voltage, now drive coil 5 to be energized and obtain opposing magnetic field power, thus slackening the captivation of permanent magnet 2 countershaft 6, axle 6 is returned after promoting dynamic iron core 11 under the effect of the elastic force of back-moving spring 8, dynamic iron core 11 touches puts torsion spring 12, pull bar 16 is departed from by the load buckle side of torsion spring 12 metal hanger, energy-stored spring 15 releases energy and drives pull bar 16 to move, bearing or the roller installed on roller shaft 1601 move along the open slot 105 on header board 102, the drag hook of pull bar 16 returns after pulling breaker open operation, thus playing the effect of intelligent protection chopper.
Obviously, above-described embodiment is only for clearly demonstrating example of the present invention, and is not the restriction to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here without also cannot all of embodiment be given exhaustive.And the apparent change thus amplified out or variation are still among protection scope of the present invention.
Claims (1)
1. tripping actuating mechanism, including driving mechanism, trigger mechanism, secondary force enlarger, driving mechanism is arranged on support (1)；Trigger mechanism includes dynamic iron core (11), torsion spring (12), rotating shaft (13), base plate (14)；Secondary force enlarger includes pull bar (16), energy-stored spring (15), and pull bar (16) isType structure, it is characterized in that: described support (1) is C-shaped configuration, header board (102) and the back plate (106) of support (1) are sketch plate, header board (102) is parallel with back plate (106) and is connected by left plate (101), and the angle of header board (102) and left plate (101) is 90 degree；The lower end of header board (102) is notch cuttype, and notch cuttype interlude arranges supporting plate (103), and supporting plate (103) becomes an angle of 90 degrees to stretch out backward with header board (102)；The right part of header board (102) is arranged below rotating shaft axis hole (104), and rotating shaft axis hole (104) is provided above open slot (105) to the right；The right part of header board (102) is provided above fixing board card mouth (107)；The left part of back plate (106) is provided above top board (108), and top board (108) becomes an angle of 90 degrees to forward extend out with back plate (106)；The rotating shaft axis hole (104) of described header board (102) is identical with rotating shaft axis hole (104) diameter of back plate (106) and on the same axis；The shape of the fixing board card mouth (107) of described header board (102) and the fixing board card mouth (107) of back plate (106) and equivalently-sized；Described pull bar (16) lower side panel front portion is provided with the barb stretched out to the right, barb is provided with into the face of stirring (1602) that an angle of 90 degrees is arranged, stirs face (1602) and contact with the slide block of dynamic iron core (11)；In the middle of described pull bar (16), the right side front face of transverse slat is provided with roller shaft (1601), roller shaft (1601) is multidiameter, roller shaft (1601) front end is provided with shaft block ring groove, and roller shaft (1601) rear end is welded with pull bar (16)；Described roller shaft (1601) rear end is connected with pull bar (16) bolt；Gap is left between notch and the back plate (106) of described pull bar (16) right side riser；When being embodied as, when normal operation, permanent magnet (2) overcomes the compression stress of back-moving spring (8), makes iron core (11) be pull-in on axle (6) right side；When working line occurs big electric current, controller can to driving coil (5) to send pulse voltage, now drive coil (5) to be energized and obtain opposing magnetic field power, thus slackening the captivation of permanent magnet (2) countershaft (6), axle (6) is made to promote dynamic iron core (11) to return afterwards under the effect of the elastic force of back-moving spring (8), dynamic iron core (11) touches puts torsion spring (12), pull bar (16) is departed from by the load buckle side of torsion spring (12) metal hanger, energy-stored spring (15) releases energy and drives pull bar (16) motion, the upper bearing installed of roller shaft (1601) or roller move along the open slot (105) on header board (102), the drag hook of pull bar (16) returns after pulling breaker open operation, thus playing the effect of intelligent protection chopper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410845565.XA CN104505315B (en) | 2014-12-31 | 2014-12-31 | Tripping actuating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410845565.XA CN104505315B (en) | 2014-12-31 | 2014-12-31 | Tripping actuating mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104505315A CN104505315A (en) | 2015-04-08 |
| CN104505315B true CN104505315B (en) | 2016-06-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410845565.XA Active CN104505315B (en) | 2014-12-31 | 2014-12-31 | Tripping actuating mechanism |
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| Country | Link |
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| CN (1) | CN104505315B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105448610A (en) * | 2015-12-10 | 2016-03-30 | 宋和明 | Tripping execution device |
| CN109887812A (en) | 2019-04-16 | 2019-06-14 | 天津加美特电气设备有限公司 | A kind of intelligent breaker of the automatic tripping breaking of power failure |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201017832Y (en) * | 2006-12-28 | 2008-02-06 | 人民电器集团有限公司 | Magnetic flux converter |
| JP5276523B2 (en) * | 2009-06-08 | 2013-08-28 | 三菱電機株式会社 | Circuit breaker |
| CN103337424B (en) * | 2013-06-19 | 2016-01-20 | 邳州市国龙电器有限公司 | A kind of permanent magnet releaser |
| CN204361034U (en) * | 2014-12-31 | 2015-05-27 | 靖江市海源有色金属材料有限公司 | A kind of tripping actuating mechanism |
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- 2014-12-31 CN CN201410845565.XA patent/CN104505315B/en active Active
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| CN104505315A (en) | 2015-04-08 |
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