CN100555504C - Electromagnetical type residual current movement protectors mechanism - Google Patents
Electromagnetical type residual current movement protectors mechanism Download PDFInfo
- Publication number
- CN100555504C CN100555504C CNB2007101903956A CN200710190395A CN100555504C CN 100555504 C CN100555504 C CN 100555504C CN B2007101903956 A CNB2007101903956 A CN B2007101903956A CN 200710190395 A CN200710190395 A CN 200710190395A CN 100555504 C CN100555504 C CN 100555504C
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- Prior art keywords
- rotating disk
- tripping part
- pedestal
- rotating
- tripping
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Abstract
A kind of electromagnetical type residual current movement protectors mechanism, part are tree-shaped layer distributed between pedestal and pressing plate, and part covers with pressing plate, tightens screw, and pedestal is connected with a main shaft with pressing plate, and mechanism element rotates around main shaft.Rotating disk is placed on two steps of pedestal, and tripping part and rotating disk only could move in the time spent of doing of the power that is subjected to spring, thereby rotating disk also can not cause the inclination influence of entire mechanism to be assembled because of the effect of the power that is subjected to spring simultaneously.Mechanism is triping, transmission by power in the making process, is amplifying the reliability that guarantees its action, return unit and rotating disk adopt takes the ditch fit form, the mechanical endurance that has guaranteed mechanism is unaffected, the power output of mechanism is directed to rotating disk, do not need to transmit, prevent the loss of power, guaranteed the reliability of interlock.
Description
Technical field
The present invention relates to a kind of electric prospection mechanism, refer in particular to a kind of reliability height, aftercurrent action protecting mechanism that operability is high.
Background technology
In the mechanism of RCD, except that requiring the reliability height, also require the operability height.Present residual current movement protectors mechanism mostly is integral type, and part is dispersed big, needs technological equipment more in the manufacturing process, and operability, reparation property is poor, utilance is low.
Summary of the invention
The object of the present invention is to provide a kind of many shortcomings that not only overcome existing residual current movement protectors mechanism, and reliability height, electromagnetic residual current acting protection mechanism that operability is high.
According to technical scheme provided by the invention, the lower-left side of rotating disk is provided with the cylindrical shape projection, in the cylindrical shape projection, form through hole, main shaft is installed in the circular hole in pedestal left side, rotating disk utilizes through hole to be enclosed within rotationally on the main shaft, on the cylindrical shape projection rotating the 3rd tripping part is installed on the main shaft;
Bearing pin and little axle are set in the upper right side of rotating disk, the rotating first tripping part is arranged on bearing pin, on little axle, connect the rotating second tripping part; Lower right side at rotating disk is provided with spring base, upside at pedestal is provided with rotating shaft, in rotating shaft, connect rotating handle, the lower end articulated linkage of handle, the other end of connecting rod is positioned at the edge of the snakelike projection of first tripping part upper end, the lower end of the first tripping part connects extension spring, and the other end of extension spring is connected on the spring base;
Middle part at pedestal is provided with resetting shaft, connects rotating return unit on resetting shaft, and the right side of this return unit contacts with push rod on the release that is installed on the pedestal right side, the inclined-plane, left side of return unit be positioned at having contact with of edge, rotating disk upper right side and contact; The bottom righthand side of the second tripping part can contact with the projection on being positioned at return unit, and the left upper end of the second tripping part contacts with the right side of the 3rd tripping part, and the left circles cylinder of the 3rd tripping part contacts with the arc surface that is positioned at the first tripping part upper left side;
Second torsion spring is installed on the 3rd tripping part, can be made the 3rd torsion spring that rotates around main shaft under the effect of rotating disk at spring force, the 4th torsion spring that the second tripping part is rotated counterclockwise around little axle is set on spring base in installation on the rotating disk.There is polygonal hole the upper end of the first tripping part, and the corresponding position on rotating disk is provided with snakelike projection, and this snakelike projection is positioned at polygonal hole, and forms snakelike tank with the inward flange of polygonal hole upside.
The part that constitutes actuating mechanism is tree-shaped layer distributed between pedestal and pressing plate, position corresponding to rotating shaft on pressing plate is provided with blind hole, rotating shaft is inserted in this blind hole, the part of actuating mechanism covers with pressing plate, be provided with respectively in the left side of pedestal and superposedly top bar and be positioned at getting out of a predicament or an embarrassing situation of bottom, on rotating disk is positioned at and tops bar and get out of a predicament or an embarrassing situation.Right side at pedestal is provided with grid spacer, forms location notch in grid spacer, and release is installed in the location notch.The upper end bifurcated of the 3rd tripping part forms left side pole and right side pole, on the left side pole of the 3rd tripping part the face of cylinder is set.
The invention has the beneficial effects as follows: do not need special tooling in the assembling, technology is simple, and is easy to operate, reduced the percent defective of part and finished product, reduced production cost, improved labor productivity; The action of threading off is more flexible, accurate, and actuating mechanism is simpler; The power output of mechanism does not need to transmit, and has prevented the loss of power, has guaranteed the reliability of interlock.
Description of drawings
Fig. 1 is open position figure under the electromagnetical type residual current movement protectors mechanism no-fix state.
Fig. 2 is electromagnetical type residual current movement protectors mechanism open position figure
Fig. 3 is rotating disk and the installation stereogram of return unit on pedestal.
Fig. 4 is rotating disk and the mounting plane figure of return unit on pedestal.
Fig. 5 is plane of rotor disc figure.
Fig. 6 is the right view of Fig. 5.
Fig. 7 is the return unit structure chart.
Embodiment
Among the figure, 1. pedestal, 2. handle, 3. first torsion spring, 4. connecting rod, the 5. first tripping part, 6. second torsion spring, 7. the 3rd tripping part, 8. locating shaft, 9. the 3rd torsion spring, 10. rotating disk, 12. second tripping parts, 14. extension spring, 15. the 4th torsion springs, 16. return units, 17. releases, 18. screw, 19. pressing plates, 20. screws, 33. muscles, 34. rotating shaft, 35. grid spacers, 38. resetting shafts, 39. snakelike projection, 40. bearing pins, 41. take ditch, 42 little axles, 43. spring bases, 44,57 cylindrical shape projectioies, 45. through hole, 50. get out of a predicament or an embarrassing situation, and 51. top bar, 52 squares, 53. circular holes, 56. inclined-planes, 57. push rods.
On pedestal 1, connect pressing plate 19, installation action mechanism and hookup in the space that pedestal 1 and pressing plate 19 form; The lower-left side of rotating disk 10 is provided with cylindrical shape projection 44,58, forms through hole 45 in cylindrical shape projection 44, and the square 52 perpendicular to rotating disk 10 is arranged on the another side of rotating disk 10; Main shaft 8 is installed in the circular hole in pedestal 1 left side, and rotating disk 10 utilizes through hole 45 to be enclosed within rotationally on the main shaft 8, on the cylindrical shape projection 44 rotating the 3rd tripping part 7 is being installed on the main shaft 8; Bearing pin 40 and little axle 42 are set in the upper right side of rotating disk 10, on pivot pin 40, connect the rotating first tripping part 5, on little axle 42, connect the rotating second tripping part 12;
In the lower right side of rotating disk 10 spring base 43 is set, upside at pedestal 1 is provided with rotating shaft 34, in rotating shaft 34, connect rotating handle 2, the lower end articulated linkage 4 of handle 2, the other end of connecting rod 4 is positioned at the edge of the snakelike projection of the first tripping part, 5 upper ends, the lower end of the first tripping part 5 connects extension spring 14, and the other end of extension spring 14 is connected on the spring base 43; At the middle part of pedestal 1 resetting shaft 38 is set, on resetting shaft 38, connect rotating return unit 16, the right side of this return unit 16 contacts with push rod 57 on the release 17 that is installed on pedestal 1 right side, and the inclined-plane, left side 56 of return unit 16 contacts with the ditch 41 of taking that is positioned at edge, rotating disk 10 upper right side;
The bottom righthand side of the second tripping part 12 can contact with the projection on being positioned at return unit 16, and the left upper end of the second tripping part 12 contacts with the right side of the 3rd tripping part 7, and the left circles cylinder of the 3rd tripping part 7 contacts with the arc surface that is positioned at the first tripping part, 5 upper left sides; Second torsion spring 6 is installed on the 3rd tripping part 7, can be made the 3rd torsion spring 9 that rotates around main shaft 8 under the effect of rotating disk 10 at spring force in installation on the rotating disk 10, setting makes the second tripping part 12 around little axle 42 the 4th torsion springs 15 that rotate counterclockwise on spring base 43.There is polygonal hole the upper end of the first tripping part 5, and the corresponding position on rotating disk 10 is provided with snakelike protruding 39, and this snakelike protruding 39 is positioned at polygonal hole, and forms snakelike tank with the inward flange of polygonal hole upside.
The part that constitutes actuating mechanism is tree-shaped layer distributed between pedestal 1 and pressing plate 19, position corresponding to rotating shaft 8 on pressing plate 19 is provided with blind hole, rotating shaft 8 is inserted in this blind hole, the part of actuating mechanism covers with pressing plate 19, be provided with respectively in the left side of pedestal 1 superposed top bar 51 be positioned at the bottom get out of a predicament or an embarrassing situation 50, rotating disk 10 be positioned at top bar 51 with get out of a predicament or an embarrassing situation on 50.On the right side of pedestal 1 grid spacer 35 is set, forms location notch in grid spacer 35, release 17 is installed in the location notch.When the needs I﹠M, this mounting means is fairly simple.The upper end bifurcated of the 3rd tripping part 7 forms left side pole and right side pole, on the left side pole of the 3rd tripping part 7 face of cylinder is set.
The power output that mechanism trips in the process is directly carried out by rotating disk 10; rotating disk 10 rotates around locating shaft 8 under the effect of the 3rd torsion spring 9; the tripping part of the executive component (circuit breaker) that 10 blockage 52 promotions link to each other with electromagnetic residual current action protector on the rotating disk; executive component mechanism is triped and cut off circuit, reach the requirement of protection.
Process is triped shown in Fig. 1 and Fig. 3,4 by mechanism: after release 17 actions, the push rod 57 of release 17 left ends promotes return unit 16 actions, return unit 16 promotes 12 actions of the second tripping part, separate with the 3rd tripping part 7 the second tripping part, 12 action backs, the 3rd tripping part 7 promotes 5 actions of the first tripping part under the effect of second torsion spring 6, make connecting rod 4 skid off the snakelike tank of rotating disk 10 and 5 formation of the first tripping part, rotating disk 5 clockwise rotates under the effect of the 3rd torsion spring 9 then, and entire mechanism is triped;
Making process is as shown in figures 1 and 3: after triping, under the active force of first torsion spring 3, connecting rod 4 slides into the edge of the snakelike projection of rotating disk 10 and 5 formation of the first tripping part, because the effect of extension spring 14, connecting rod 4 can not skid off rotating disk 10, because the snakelike tank extended distance that the rotating disk 10 and the first tripping part are 5 is less than the line footpath size of connecting rod, extension spring 14 pulling force are held the rotating disk 10 and the first tripping part 5; Driving handle 2, handle 2 drivening rods 4 rotate, and under the effect of the 4th torsion spring 15, the second tripping part 12 resets; Under the effect of the 3rd torsion spring 9, rotating disk 10, return unit 16, release 17 resets, and entire mechanism is closed a floodgate.
During installation, mechanism element is earlier by after installing as Fig. 1, more as shown in Figure 2: fixing with pressing plate 19 and screw 18,20.If mechanism action is undesirable or inefficacy, take off pressing plate 19, back out screw 18,20, change qualified mechanism element and get final product.
Shown in Fig. 3,4: rotating disk 10 is placed on the upper and lower step 50,51 of pedestal 1, rotating disk 10 is forcer parts of mechanism, each tripping part and rotating disk 10 only could move in the time spent of doing that is subjected to spring force separately, thereby rotating disk 10 also can not cause the inclination influence of entire mechanism to be assembled because of the effect that is subjected to the 3rd torsion spring 9 simultaneously.And because the effect of the power of spring, various tripping parts can also prevent the action that rubs and cause.After mechanism trips, under the effect of second torsion spring 6 and the 3rd tripping part 7, power is amplified, guarantee reliability of structure, rotating disk 10 and return unit 16 adopt takes the ditch fit system, guaranteed the performance of entire mechanism, the power output of mechanism is attacked the source rotating disk directly, prevented the power transmission loss, guaranteed the reliability of interlock.
Actuating mechanism part of the present invention is tree-shaped distribution, promptly in insulating base 1, successively handle 2, return unit 16, release 17, rotating disk 10, various tripping part and connecting rod 4 etc. are assembled into stem form from level to level, add spring at handle 2, various tripping part, rotating disk 10 places simultaneously, fastening in addition with pressing plate 19 and screw 18,20, simplified the assembling process of mechanism greatly.Well-designed various tripping part has guaranteed the reliability of threading off and moving.The major part of actuating mechanism all adopts plastic part, has reduced conductive number of spare parts, has strengthened electrical security; Plastic part is simple in structure, and is easily manufactured.The structural design of outstanding in addition pedestal 1 has guaranteed the insulation of test loop and other parts, and the structural design of pedestal 1 also helps the installation of release 17 simultaneously, has improved the installation effectiveness of release 17, has prolonged the useful life of release 17.
The mechanism element of RCD is tree-shaped layer distributed between pedestal 1 and pressing plate 19, pedestal 1 and main shaft of pressing plate 19 usefulness 8 location, and mechanism element rotates around main shaft 8.Mechanism by transmission, the amplification of power, guarantees the reliability of its action in the process of triping, return unit 16 adopts with rotating disk 10 and takes the ditch fit form, thereby the life-span that guarantees mechanism is unaffected.In process of production, part successively is loaded on the main shaft 8 by the operation requirement, mechanism element is covered, get final product but tighten screw 18,20 with pressing plate 19.After mechanism lost efficacy for a certain reason, knockout screw 18,20 was taken off pressing plate 19, changed qualified new parts and got final product.
The second tripping part 12 and the 3rd tripping part 7 are through well-designed, make mechanism when make position, the angle of the second tripping part 12 and the 3rd tripping part 7 contact positions and rotation axis line separately is near 90 °, more reasonable structure, and the action that guarantees to thread off is more flexible, more reliable.
The operation principle of tripping mechanism is described below: when circuit produces residual current greater than the operating current of release 17, release 17 actions, promote 12 actions of the second tripping part by return unit 16, separate with the 3rd tripping part 7 the second tripping part, 12 action backs, the 3rd tripping part 7 promotes the first tripping part 5 and rotates under the effect of second torsion spring 6.At this moment have two course of action: (1) rotating disk 10 clockwise rotates around locating shaft 8 under the effect of the 3rd torsion spring 9, two kinds of situations are arranged again during rotation: promote return unit 16 when a) rotating disk 10 clockwise rotates and rotate counterclockwise around its jointed shaft, return unit 16 promotes release 7 and resets; B) in the process that rotating disk 10 clockwise rotates, the blockage 52 on the rotating disk 10 promotes the tripping part of executive component (circuit breaker), and the mechanism of executive component is triped, and disconnects main circuit; After (2) first tripping parts 5 turned an angle, connecting rod 4 clockwise rotated in the first tripping part 5, and handle 2 rotates counterclockwise around bearing pin 34 under the effect of the connecting rod 4 and first torsion spring 3, was returned to 0.
The assembling process of tripping mechanism is described below: rotating disk 10 is placed on the pedestal 1, return unit 16 be contained in pedestal 1 on, the 3rd torsion spring 9 is installed, then the first tripping part 5 and the 3rd tripping part 7 are navigated on the rotating disk 10, again the second tripping part 12 is navigated on the rotating disk 10, second torsion spring 6 is installed, the 4th torsion spring 15 and extension spring 14, again first torsion spring 3 and handle 2 are installed on the pedestal 1, handle 2 is connected with the first tripping part, 5 usefulness connecting rods 4, again first torsion spring 3 is contained in test button 24 places, release 17 is installed on the pedestal 1, with screw 18,20, pressing plate 19 is fixed.
It is to be noted: the first tripping part 5 as herein described, the second tripping part 12, the title of the 3rd tripping part 7 and the shape of this tripping part do not have necessary relation, only are in order to narrate conveniently, just provided such title.Shape as the 3rd tripping part 7 just might not be made into Y shape, makes one and tabularly can play identical effect equally, finishes identical task.
The present invention compared with prior art (200610096627.7) has cancelled original " tripping part " and (has referred to that part sequence number in the original application 200610096627.7 is 13 tripping part, this part not in this application) and " spring " (refer to that the part sequence number in the original application 200610096627.7 is 11, in this application not this part).On a face of rotating disk 10, increase cylindrical shape projection 58, increased square 52 on another face.After having cancelled spring and tripping part, can prevent the loss that power is transmitted,, guaranteed the reliability of mechanism and executive component (circuit breaker) interlock after the transmission of tripping part because the power of rotating disk 10 outputs no longer needs to export.Secondly, after having increased square 52 on the rotating disk 10, act directly on by square on the tripping part of the executive component (circuit breaker) that is attached thereto, be equivalent to replace original tripping part (promptly being equivalent to the tripping part 13 in the original application 200610096627.7 has been added on the rotating disk among the application), the cylindrical shape projection 58 that increases has reduced rotating disk 10 rocking in the rotation process under the effect of spring force, has guaranteed the reliability of mechanism.
Claims (5)
1, a kind of electromagnetical type residual current movement protectors mechanism comprises the pressing plate (19) that is positioned on the pedestal (1), in the space that pedestal (1) and pressing plate (19) form actuating mechanism and hookup is arranged; It is characterized in that: the lower-left side of rotating disk (10) has perpendicular to the cylindrical shape projection of rotating disk (10) (44,58), in cylindrical shape projection (44,58) through hole (45) is arranged, and at the another side of rotating disk (10) square (52) perpendicular to rotating disk (10) is arranged; Main shaft (8) is positioned at the circular hole (53) in pedestal (1) left side, the through hole (45) of rotating disk (10) is enclosed within on the main shaft (8) rotationally, and main shaft (8) stretches out cylindrical shape projection (44,58), rotating the 3rd tripping part (7) is arranged on stretch out at main shaft (8) one section;
Bearing pin (40) and little axle (42) are arranged in the upper right side of rotating disk (10), the rotating first tripping part (5) is arranged on pivot pin (40), on little axle (42), the rotating second tripping part (12) is arranged;
In the lower right side of rotating disk (10) spring base (43) is set, upside at pedestal (1) has rotating shaft (34), rotating handle (2) is arranged in rotating shaft (34), the lower end articulated linkage (4) of handle (2), the other end of connecting rod (4) is positioned at the edge of the snakelike projection of the first tripping part (5) upper end, there is extension spring (14) lower end of the first tripping part (5), and the other end of extension spring (14) is connected on the spring base (43); At the middle part of pedestal (1) resetting shaft (38) is arranged, rotating return unit (16) is arranged on resetting shaft (38), the right side of this return unit (16) contacts with push rod on the release (17) that is positioned at pedestal (1) right side, and the inclined-plane, left side (56) of return unit (16) contacts with the ditch (41) of taking that is positioned at rotating disk (10) edge, upper right side;
The bottom righthand side of the second tripping part (12) can contact with the projection on being positioned at return unit (16), the left upper end of the second tripping part (12) contacts with the right side of the 3rd tripping part (7), and the left circles cylinder of the 3rd tripping part (7) contacts with the arc surface that is positioned at first tripping part (5) upper left side;
On the 3rd tripping part (7), second torsion spring (6) is arranged, can make under the effect of rotating disk (10) at spring force the 3rd torsion spring (9) that rotates around main shaft (8) having on the rotating disk (10), go up at spring base (43) the 4th torsion spring (15) that the second tripping part (12) is rotated counterclockwise around little axle (42) is set.
2, electromagnetical type residual current movement protectors mechanism as claimed in claim 1; it is characterized in that: there is polygonal hole the upper end of the first tripping part (5); corresponding position on rotating disk (10) has snakelike projection (39); this snakelike projection (39) is positioned at polygonal hole, and forms snakelike tank with the inward flange of polygonal hole upside.
3, electromagnetical type residual current movement protectors mechanism as claimed in claim 1; it is characterized in that: the part that constitutes actuating mechanism is tree-shaped layer distributed between pedestal (1) and pressing plate (19); there is blind hole at the position of going up corresponding to rotating shaft (8) at pressing plate (19); the upper end of rotating shaft (8) is positioned at this blind hole; superposed topping bar (51) arranged respectively in the left side of pedestal (1) and be positioned at get out of a predicament or an embarrassing situation (50) of bottom, rotating disk (10) is positioned on top bar (51) and get out of a predicament or an embarrassing situation (50).
4, electromagnetical type residual current movement protectors mechanism as claimed in claim 1 is characterized in that: on the right side of pedestal (1) grid spacer (35) is arranged, form location notch in grid spacer (35), release (17) is installed in the location notch.
5, electromagnetical type residual current movement protectors mechanism as claimed in claim 1 is characterized in that: the upper end bifurcated of the 3rd tripping part (7), form left side pole and right side pole, and on the left side pole of the 3rd tripping part (7), the face of cylinder is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101903956A CN100555504C (en) | 2007-11-27 | 2007-11-27 | Electromagnetical type residual current movement protectors mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101903956A CN100555504C (en) | 2007-11-27 | 2007-11-27 | Electromagnetical type residual current movement protectors mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101159206A CN101159206A (en) | 2008-04-09 |
| CN100555504C true CN100555504C (en) | 2009-10-28 |
Family
ID=39307237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007101903956A Expired - Fee Related CN100555504C (en) | 2007-11-27 | 2007-11-27 | Electromagnetical type residual current movement protectors mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100555504C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SK288388B6 (en) * | 2009-07-13 | 2016-09-05 | Hess R&D, S. R. O. | The trigger mechanism of current protector with overcurrent protection |
-
2007
- 2007-11-27 CN CNB2007101903956A patent/CN100555504C/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN101159206A (en) | 2008-04-09 |
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Granted publication date: 20091028 Termination date: 20091228 |