CN201773797U - Operating mechanism of plastic shell type circuit breaker - Google Patents
Operating mechanism of plastic shell type circuit breaker Download PDFInfo
- Publication number
- CN201773797U CN201773797U CN 201020283024 CN201020283024U CN201773797U CN 201773797 U CN201773797 U CN 201773797U CN 201020283024 CN201020283024 CN 201020283024 CN 201020283024 U CN201020283024 U CN 201020283024U CN 201773797 U CN201773797 U CN 201773797U
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- Prior art keywords
- torsion spring
- lever
- fixed
- left plate
- circuit breaker
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- Expired - Lifetime
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Abstract
The utility model provides an operating mechanism of a plastic shell type circuit breaker, which comprises a left plate, a right side plate, a jumper buckle, a lock buckle, a traction level, an auxiliary level, a first counterforce torsion spring, a second counterforce torsion spring, a position shaft, a support shaft, a U-type level, a handle, an upper connecting rod, a lower connecting rod, an energy storage spring, an upper and lower connecting rod connection shaft, a moving contact rod, a lower connecting rod linkage shaft and various rotating center position shafts, wherein the left side plate, the right side plate, the jump buckle, the lock buckle, the traction level, the auxiliary level, the first counterforce torsion spring, the second counterforce torsion spring, the position shaft and the support shaft are commonly assembled into a mechanism component, and then are fixed on a shell unit box through bolts and locking nuts. The operating mechanism of the plastic shell type circuit breaker can be assembled in modularization, is accurate in position, easy in assembly and disassembly, and reduces the turnover time of production process.
Description
Technical field
The utility model relates to the operating mechanism of a kind of mold cased circuit breaker, particularly a kind of mold cased circuit breaker, belongs to the low voltage electrical apparatus technology field.
Background technology
Existing mold cased circuit breaker comprises modules such as operating mechanism, a plurality of one pole housing unit box, release, and the composition of operating mechanism is known in the industry shared.Operating mechanism comprises left plate support, right plate support, tripping part, traction lever, snap close piece, reactive torsion spring, U type lever, handle, goes up connecting rod, lower link, energy-stored spring, on-lower link connecting axle, movable feeler lever and lower link universal driving shaft, each center of rotation locating shaft, above-mentioned each parts directly are fixed on the housing unit box by attachment screw, nut.
The shortcoming of this structure is: though help the dismounting of mechanism, be unfavorable for the modularization assembling of mechanism, make that the assembly period of circuit breaker operation mechanism assembly is long, production procedure is relatively complicated.
The utility model content
The technical problems to be solved in the utility model is to provide a kind of operating mechanism that carries out the mold cased circuit breaker of modularization assembling, has shortened assembly period.
In order to address the above problem, the operating mechanism of the mold cased circuit breaker that the utility model provides, comprise left plate, right plate, tripping, snap close, traction lever, auxiliary lever, first reactive torsion spring, second reactive torsion spring, locating shaft, back shaft, U type lever, handle, last connecting rod, lower link, energy-stored spring, the upper and lower strut connecting axle, movable feeler lever and lower link universal driving shaft and each center of rotation locating shaft, described left plate, right plate, tripping, snap close, traction lever, auxiliary lever, first reactive torsion spring, second reactive torsion spring, locating shaft, the back shaft mutual group is dressed up a mechanism assembly, riveted and fixed has the first riveted joint axle between described left plate and the right plate, described snap close rotatably is connected on the first riveted joint axle, first reactive torsion spring, second reactive torsion spring all is through on the described first riveted joint axle, first reactive torsion spring, one end is fixed on the left plate, the other end is fixed on the snap close, second reactive torsion spring, one end is fixed on the right plate, the other end is fixed on the traction lever, go back riveted and fixed between described left plate and the right plate the second riveted joint axle is arranged, described tripping both sides, the back shaft two ends, the locating shaft two ends are connected with right plate with left plate respectively, described traction lever rotatably is connected on the described back shaft, and described auxiliary lever rotatably is connected on the described locating shaft.
Preferably, the two ends of the described first riveted joint axle and second riveted joint spool are equipped with step, described left plate and right plate respectively with described step riveted and fixed.
Preferably, described mechanism assembly is fixed on the housing unit box by at least two group screws and locking nut.
Preferably, described U type lever is installed on the mechanism assembly, and described handle is installed on the U type lever.
Preferably, rivet with the level is housed respectively on described left plate and the right plate, described tripping both sides rotatably are enclosed within respectively on left plate and the right plate rivet with the level.
The operating mechanism of the mold cased circuit breaker that the utility model provides, the part parts are assembled together by the riveted joint axle, form mechanism module, then mechanism assembly and other parts one are reinstated screw, locking nut is fixed on the housing unit box, make accurate positioning, assembly and disassembly easy, and required technological equipment is less, not only can thoroughly realize modularization, the generalization of parts, and helps the exchange of said mechanism assembly, the turnaround time of shortening production procedure.
Description of drawings
Fig. 1 is the utility model mechanism assembly structural representation.
Fig. 2 is the riveted joint position view of riveted joint axle among Fig. 1.
Fig. 3 is the left plate structural representation.
Fig. 4 is the right plate structural representation.
Fig. 5 is the tripping structural representation.
Fig. 6 buckle structure schematic diagram.
Fig. 7 traction lever structural representation.
Fig. 8 is riveted joint axle construction schematic diagram.
Fig. 9 is the auxiliary lever structural representation.
Figure 10 is the back shaft structural representation.
Figure 11 is the operating mechanism schematic diagram of the utility model mold cased circuit breaker.
Embodiment
Below in conjunction with accompanying drawing the utility model is specified.
As depicted in figs. 1 and 2, the operating mechanism of the mold cased circuit breaker that the utility model provides, comprise left plate 1, right plate 2, tripping 3, snap close 6, traction lever 7, auxiliary lever 9, first reactive torsion spring 5, second reactive torsion spring 11, locating shaft 4, back shaft 10, U type lever 12, handle 17, last connecting rod 18, lower link 14, energy-stored spring 13, upper and lower strut connecting axle 15, movable feeler lever and lower link universal driving shaft 16 and each center of rotation locating shaft, wherein, left plate 1, right plate 2, tripping 3, snap close 6, traction lever 7, auxiliary lever 9, first reactive torsion spring 5, second reactive torsion spring 11, locating shaft 4, back shaft 10 mutual group are dressed up a mechanism assembly 19, riveted and fixed has the first riveted joint axle 81 between left plate 1 and the right plate 2, snap close 6 rotatably is connected on the first riveted joint axle 81, first reactive torsion spring 5, second reactive torsion spring 11 all is through on the first riveted joint axle 81, first reactive torsion spring, 5 one ends are fixed on the left plate 1, the other end is fixed on the snap close 6, be used to offer the right handed torsion of snap close 6, second reactive torsion spring, 11 1 ends are fixed on the right plate 2, the other end is fixed on the traction lever 7, be used to offer the torsion of the counter clockwise direction rotation of traction lever 7, go back riveted and fixed between left plate 1 and the right plate 2 the second riveted joint axle 82 is arranged, tripping 3 both sides, back shaft 10 two ends, locating shaft 4 two ends are connected with right plate 2 with left plate 1 respectively, traction lever 7 rotatably is connected on the back shaft 10, and auxiliary lever 9 rotatably is connected on the locating shaft 4.
Tripping 3 as shown in Figure 5, form by many places location hole 31, two place's rivet location holes 32, tripping lever 33 and two rivets 34 with step, rivet 34 is fixed on the inboard of tripping lever 33 by riveted joint, tripping 3 both sides are enclosed within respectively on the rivet 24 of the rivet 102 of left plate and right plate, and can be that the center rotates freely flexibly with rivet 102 and 24.
Snap close 6 as shown in Figure 6 which is provided with a slotted eye 61, two place's concentric holes 62, and concentric holes 62 is through on the riveted joint axle 81, also has two places and is used to the boss 63 and the two place's notches 64 that reduce to rub, and is fixing by riveted joint axle 81, and be that the center rotates with it.
As Fig. 7 and shown in Figure 10, traction lever 7, have at least two place's arc-shaped curved surfaces 71, Liang Chu and be used to the boss 72, two place's round platforms 74, the place's round platform 73 that reduce to rub, traction lever 7 is through on the back shaft 10 of the step with two place's symmetries, and is the center rotation with back shaft 10.Two place's round platforms 74 of traction lever lay respectively in two mounting holes 103 and 25 of left side plate, and back shaft 10 is contained in the concentric holes 104 and 26 of biside plate.
As shown in Figure 8, the two ends of the first riveted joint axle, the 81 and second riveted joint axle 82 are equipped with step 80, left plate 1 and right plate 2 respectively with step 80 riveted and fixed.
As shown in Figure 9, auxiliary lever 9 has the semicircle curved surface 91 at least two places, a boss 92, is earlier auxiliary lever 9 to be through in the hole of left plate 1 and right plate 2 in the time of dress, again locating shaft 4 is passed the semicircle curved surface 91 in two places of auxiliary lever 9, auxiliary lever 9 can be rotated around locating shaft 4.Boss 92 stretches out the slotted eye of left plate 1, in order to realize the interlock function of mechanism and warning annex.
As shown in figure 11, mechanism assembly 19, U type lever 12, handle 17, last connecting rod 18, lower link 14, energy-stored spring 13, upper and lower strut connecting axle 15, movable feeler lever and lower link universal driving shaft 16 and each center of rotation locating shaft all are fixed on the housing unit box 20 by at least two group screws 21 and locking nut 22.
As shown in figure 11, upper and lower strut connecting axle 15 is through on the connecting rod 18, simultaneously an end of two energy-stored springs 13 is hung on the upper and lower strut connecting axle 15, the other end hangs on two place's notches of U type lever, and two energy-stored springs 13 are positioned at the inboard of connecting rod 18, one end of two lower links 14 is hung in the two ends of connecting rod shaft 15, and being positioned at the both sides of connecting rod 18, mechanism assembly 19 usefulness at least two group attachment screws 21 (standard component), locking nut 20 (standard component) are fixed on the housing unit box 20.Movable feeler lever and lower link universal driving shaft 16 are through on the other end and housing unit box 20 of two lower links 14, and U type lever 12 is installed on the mechanism assembly 19, and handle 17 is installed on the U type lever 12.Each parts in above-mentioned are finished closure, the break function of this mold cased circuit breaker together jointly.
The beneficial effects of the utility model mainly show: rational in infrastructure, accurate positioning, assembling, dismounting are easily, required technological equipment is less, not only can thoroughly realize modularization, the generalization of parts, and help the said mechanism assembly exchange, shorten turnaround time of production procedure, can enhance productivity greatly and actual operability, can reduce simultaneously because of assembling or change the impaired problem that influences mechanism performance of main parts size that causes, reduce cost to a certain extent, improved the cost competitiveness of enterprise.
More than just the utility model has been carried out exemplary explanation, specific implementation of the present utility model is not limited thereto.The insubstantial modifications that any employing design of the present utility model and technical scheme are carried out is all within protection range of the present utility model.
Claims (5)
1. the operating mechanism of a mold cased circuit breaker, comprise left plate (1), right plate (2), tripping (3), snap close (6), traction lever (7), auxiliary lever (9), first reactive torsion spring (5), second reactive torsion spring (11), locating shaft (4), back shaft (10), U type lever (12), handle (17), last connecting rod (18), lower link (14), energy-stored spring (13), upper and lower strut connecting axle (15), movable feeler lever and lower link universal driving shaft (16) and each center of rotation locating shaft, it is characterized in that: described left plate (1), right plate (2), tripping (3), snap close (6), traction lever (7), auxiliary lever (9), first reactive torsion spring (5), second reactive torsion spring (11), locating shaft (4), back shaft (10) mutual group is dressed up a mechanism assembly (19), riveted and fixed has the first riveted joint axle (81) between described left plate (1) and the right plate (2), described snap close (6) rotatably is connected on the first riveted joint axle (81), first reactive torsion spring (5), second reactive torsion spring (11) all is through on the described first riveted joint axle (81), first reactive torsion spring (5) one ends are fixed on the left plate (1), the other end is fixed on the snap close (6), second reactive torsion spring (11) one ends are fixed on the right plate (2), the other end is fixed on the traction lever (7), go back riveted and fixed between described left plate (1) and the right plate (2) the second riveted joint axle (82) is arranged, described tripping (3) both sides, back shaft (10) two ends, locating shaft (4) two ends are connected with right plate (2) with left plate (1) respectively, described traction lever (7) rotatably is connected on the described back shaft (10), and described auxiliary lever (9) rotatably is connected on the described locating shaft (4).
2. the operating mechanism of mold cased circuit breaker according to claim 1, it is characterized in that: the two ends of the described first riveted joint axle (81) and second riveted joint spool (82) are equipped with step (80), described left plate (1) and right plate (2) respectively with described step (80) riveted and fixed.
3. the operating mechanism of mold cased circuit breaker according to claim 1, it is characterized in that: described mechanism assembly (19) is fixed on the housing unit box (20) by at least two group screws (21) and locking nut (22).
4. the operating mechanism of mold cased circuit breaker according to claim 1, it is characterized in that: described U type lever (12) is installed on the mechanism assembly (19), and described handle (17) is installed on the U type lever (12).
5. the operating mechanism of mold cased circuit breaker according to claim 1, it is characterized in that: on described left plate (1) and the right plate (2) rivet (103 with the level is housed respectively, 25), described tripping (3) both sides rotatably are enclosed within respectively on left plate and the right plate rivet with the level (103,25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020283024 CN201773797U (en) | 2010-08-05 | 2010-08-05 | Operating mechanism of plastic shell type circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020283024 CN201773797U (en) | 2010-08-05 | 2010-08-05 | Operating mechanism of plastic shell type circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201773797U true CN201773797U (en) | 2011-03-23 |
Family
ID=43753641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020283024 Expired - Lifetime CN201773797U (en) | 2010-08-05 | 2010-08-05 | Operating mechanism of plastic shell type circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201773797U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102290293A (en) * | 2011-06-22 | 2011-12-21 | 常熟开关制造有限公司(原常熟开关厂） | Fitting structure of lever and side plate of circuit breaker operating mechanism |
| CN103325629A (en) * | 2012-03-22 | 2013-09-25 | 上海良信电器股份有限公司 | Reset mechanism of dual-breakpoint breaker |
| CN103441041A (en) * | 2013-06-28 | 2013-12-11 | 江苏西门控电器有限公司 | Molded case circuit breaker operating mechanism buckle carrying device |
| CN103531407A (en) * | 2012-07-06 | 2014-01-22 | 上海良信电器股份有限公司 | Circuit breaker with balanced-type control mechanism |
| CN106128876A (en) * | 2016-08-30 | 2016-11-16 | 博耳(宜兴)电力成套有限公司 | Moulded case circuit breaker operation mechanism |
| CN109036981A (en) * | 2018-08-23 | 2018-12-18 | 无锡新宏泰电器科技股份有限公司 | A kind of breaker lock mounting bracket |
-
2010
- 2010-08-05 CN CN 201020283024 patent/CN201773797U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102290293A (en) * | 2011-06-22 | 2011-12-21 | 常熟开关制造有限公司(原常熟开关厂） | Fitting structure of lever and side plate of circuit breaker operating mechanism |
| CN102290293B (en) * | 2011-06-22 | 2013-01-16 | 常熟开关制造有限公司(原常熟开关厂） | Fitting structure of lever and side plate of circuit breaker operating mechanism |
| CN103325629A (en) * | 2012-03-22 | 2013-09-25 | 上海良信电器股份有限公司 | Reset mechanism of dual-breakpoint breaker |
| CN103325629B (en) * | 2012-03-22 | 2016-08-03 | 上海良信电器股份有限公司 | The resetting-mechanism of dual-interruption point breaker |
| CN103531407A (en) * | 2012-07-06 | 2014-01-22 | 上海良信电器股份有限公司 | Circuit breaker with balanced-type control mechanism |
| CN103531407B (en) * | 2012-07-06 | 2015-11-18 | 上海良信电器股份有限公司 | With the circuit breaker of balanced-type control mechanism |
| CN103441041A (en) * | 2013-06-28 | 2013-12-11 | 江苏西门控电器有限公司 | Molded case circuit breaker operating mechanism buckle carrying device |
| CN106128876A (en) * | 2016-08-30 | 2016-11-16 | 博耳(宜兴)电力成套有限公司 | Moulded case circuit breaker operation mechanism |
| CN109036981A (en) * | 2018-08-23 | 2018-12-18 | 无锡新宏泰电器科技股份有限公司 | A kind of breaker lock mounting bracket |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110323 |
|
| CX01 | Expiry of patent term |