CN201237978Y - Energy pre-accumulation switch-on mechanism of operating mechanism for circuit breaker - Google Patents
Energy pre-accumulation switch-on mechanism of operating mechanism for circuit breaker Download PDFInfo
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- CN201237978Y CN201237978Y CNU2008200421797U CN200820042179U CN201237978Y CN 201237978 Y CN201237978 Y CN 201237978Y CN U2008200421797 U CNU2008200421797 U CN U2008200421797U CN 200820042179 U CN200820042179 U CN 200820042179U CN 201237978 Y CN201237978 Y CN 201237978Y
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- 230000007246 mechanism Effects 0.000 title claims abstract description 61
- 238000009825 accumulation Methods 0.000 title 1
- 238000004146 energy storage Methods 0.000 claims description 84
- 238000003860 storage Methods 0.000 claims description 24
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 230000002349 favourable effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model relates to an energy-prestoring closing mechanism of a breaker-operating mechanism, which comprises an energy-prestoring mechanism and a closing mechanism; wherein, the energy-prestoring mechanism comprises an energy-storing lever, a cam, energy-storing springs, an energy-storing half shaft, a restoring spring and a roller; the closing mechanism comprises a manual operation mechanism and an energy-releasing release; one end of the energy-storing lever is contacted with the half shaft part of the energy-storing half shaft; the other end of the energy-storing lever is shaped like a hook; the hook-shaped bottom surface of the energy-storing lever is an energy-storing surface A which is contacted with the roller; moreover, an included angle is formed between the energy-storing surface A and the side B of the energy-storing lever; the energy-storing half shaft is provided with an angled plate; the manual operation mechanism comprises a button, a guide rod and a spring; the guide rod is assembled on a right side plate through a shaft; the button is assembled on one side of the guide rod; both ends of the spring are respectively assembled on the guide rod and the right side plate; and a push plate of the guide rod and a power lever of the energy-releasing release respectively correspond to the angled plate of the energy-storing half shaft. The utility model is characterized by simple structure, less closing force and reliable operation and is favorable for the miniaturization design of a breaker.
Description
Technical field
The utility model relates to a kind of energy pre-storage switching-on mechanism of circuit breaker operation mechanism, belongs to the circuit-breaker switching on-off technical field.
Background technology
The energy pre-storage switching-on mechanism of circuit breaker is the important component part of circuit breaker operation mechanism.The energy pre-storage switching-on mechanism is made up of energy pre-storage mechanism and switching-on mechanism two parts.Energy pre-storage mechanism mainly is for breaker closing provides enough energy, and the effect of switching-on mechanism is by electric operating or manual operation close circuit breaker.At present, energy pre-storage mechanism commonly used adopts direct buckle type structure, and its switching force is determined to have the easy characteristics that manufacture and design simple in structure by the energy storage arm of force of energy storage lever with the ratio of releasing the energy arm of force.Weak point is when circuit breaker basic mechanical design feature index breaking capacity improves, the just necessary corresponding increase of the energy of energy storage, obtain the energy storage lever that less switching force just must design large-size, otherwise just can only can solve by release by bigger the releasing of design volume, so both increase manufacturing cost, also be unfavorable for realizing the miniaturization of circuit breaker.Switching-on mechanism commonly used mainly is can release to withhold lever and drive the combined floodgate semiaxis and rotate by turn knob or by releasing, and realizes manual or electronic dropout combined floodgate.Its weak point is to close a floodgate the action of semiaxis by lever drives, owing to increased intermediate link, and reduced the reliability of breaker closing, and also increased manufacturing cost simultaneously.
Summary of the invention
The purpose of this utility model provides a kind of simple in structure, and switching force is little, and reliable operation helps the energy pre-storage switching-on mechanism of the circuit breaker operation mechanism of miniaturization Design.
The utility model is that the technical scheme that achieves the above object is: a kind of energy pre-storage switching-on mechanism of circuit breaker operation mechanism, comprise and be installed in right plate, energy pre-storage mechanism and switching-on mechanism on left plate and the cover plate, wherein, described energy pre-storage mechanism comprises the energy storage lever, cam, energy-stored spring, the energy storage semiaxis, back-moving spring and roller, described switching-on mechanism comprises manual-operating mechanism and releases the energy release, it is characterized in that: the described energy storage lever one end that is hinged on the left plate touches mutually with the semiaxis position of energy storage semiaxis, the energy storage semiaxis is provided with the dihedral plate, the other end of energy storage lever is a hook-type, the hook-type bottom surface of energy storage lever is the energy storage face A that touches mutually with roller, and the energy storage face A of energy storage lever and side B formation angle; Described manual-operating mechanism comprises button, guide rod and spring, guide rod is installed on the right plate by axle, two stopper slots on the guide rod and two axles are and are slidingly matched, button is installed in a side of guide rod, the two ends of spring are installed in respectively on guide rod and the right plate, and the dihedral plate with the energy storage semiaxis is corresponding respectively for push pedal on the guide rod and the installation power rail of releasing the energy release on the cover board.
The energy storage lever of the utility model energy pre-storage switching-on mechanism rotates around its jointed shaft, therefore the center of rotation of energy storage lever and a end that the energy storage semiaxis touches form the fixing energy arm of force of releasing, and the center of rotation of energy storage lever forms the energy storage arm of force with the end that roller touches mutually, because the energy storage lever end has hook-type, make the side of energy storage face A on the energy storage lever bottom surface and energy storage lever form angle, by changing the angle between energy storage face A and the side, change the contact point of roller, thereby change the energy storage arm of force, owing to reduce the normal pressure of energy storage lever to the energy storage semiaxis by this angle, so under the situation that does not increase energy storage lever volume, just can realize making circuit breaker reliably closed with under the less power driving energy storage semiaxis being rotated.Switching-on mechanism of the present utility model has been adopted direct dynamic structure, drive guide rod by button and directly drive the rotation of energy storage semiaxis, or drive the rotation of energy storage semiaxis, realize the manual or electronic closure of circuit breaker by the power rail of releasing the energy release, reduce intermediate link, improved functional reliability.The utility model is by improving energy storage semiaxis and energy storage lever, and the characteristics that circuit breaker operation mechanism has is simple in structure, volume is little, functional reliability is high realize that for improving breaker reliability the circuit breaker miniaturization created good condition.
Description of drawings
Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail.
Fig. 1 is the structural representation of the energy pre-storage switching-on mechanism of the utility model circuit breaker operation mechanism.
Fig. 2 is the structural representation of the utility model energy storage semiaxis.
Fig. 3 is that the A of Fig. 2 is to structural representation.
Fig. 4 is the structural representation of the utility model manual-operating mechanism.
Fig. 5 is the plan structure schematic diagram of Fig. 4.
Fig. 6 is the structural representation of the utility model guide rod.
Wherein: 1-energy-stored spring, 2-right plate, 3-fixed axis, 4-axle, 5-cover plate, 6-securing member, 7-pressing plate, 8-releasing can release, 9-spring, 10-axle, 11-guide rod, 11-1-draw-in groove, 11-2-push pedal, 11-3-stopper slot, 12-button, 13-energy storage semiaxis, 13-1-spring base, 13-2-semiaxis position, 13-3-dihedral plate, 14-back-moving spring, 15-axle, 16-energy storage lever, 16-1-stopper slot, 17-roller, 18-axle, 19-rotating shaft, 20-cam, 21-axle, 22-spring, 23-axle, 24-screw, 25-axle, 26-left plate.
Embodiment
See shown in Figure 1ly, the energy pre-storage switching-on mechanism of the utility model circuit breaker operation mechanism comprises the energy pre-storage mechanism and the switching-on mechanism that are installed on right plate 2, left plate 26 and the cover plate 5.See shown in Figure 1, energy pre-storage of the present utility model mechanism comprises energy storage lever 16, cam 20, energy-stored spring 1, energy storage semiaxis 13, back-moving spring 14 and roller 1, cam 20 is connected with rotating shaft 19, energy storage semiaxis 13 and rotating shaft 19 are installed on right plate 2 and the left plate 26, roller 17 is installed on the cam 20 by axle 18, roller 17 is with cam 20 interlocks, energy storage lever 16 is installed on the fixed axis 3 and can rotates around fixed axis 3, fixed axis 3 is fixedly connected on the left plate 26, energy storage lever 16 is hinged on left plate 26, energy storage lever 16 is provided with stopper slot 16-1, and 4 be slidingly matched with the axle that is installed on right plate 2 and the left plate 26, back-moving spring 14 respectively be fixed on right plate 2 on axle 15 be connected with energy storage lever 16, play the effect that energy storage lever 16 resets, energy storage lever 16 one ends touch mutually with formation with the semiaxis position 13-2 of energy storage semiaxis 13 and release the energy arm of force, the other end of energy storage lever 16 is a hook-type, the hook-type bottom surface of energy storage lever 16 is the energy storage face A that touch mutually with roller 17, and the energy storage face A of energy storage lever 16 and the side B of energy storage lever 16 form angle, by changing the contact position that this angle changes energy storage face A, to reduce the normal pressure of energy storage lever to the energy storage semiaxis, this angle is between 80 °～130 °.See shown in Fig. 2,3, energy storage semiaxis 13 of the present utility model has semiaxis position 13-2, and energy storage semiaxis 13 is provided with dihedral plate 13-3, can rotate by electronic or manual actuation energy storage semiaxis 13, energy storage semiaxis 13 also has the spring base 13-1 that extends left plate 26, and left plate 26 is provided with corresponding arc groove.
See Fig. 1,4, shown in 5, switching-on mechanism of the present utility model, comprise manual-operating mechanism and release energy release 8, manual-operating mechanism comprises button 12, guide rod 11 and spring 9, guide rod 11 is installed on the right plate 2 by axle 21 and axle 23, and the front portion of guide rod 11 is provided with push pedal 11-2, be used to drive energy storage semiaxis 13, have two stopper slot 11-3 on the guide rod 11, play guiding and the positioning action when resetting, stopper slot 11-3 is slidingly matched with axle 21 and axle 23, and button 12 is installed in a side of guide rod 11, see shown in Figure 6, the end of this guide rod 11 also is provided with draw-in groove 11-1, and the projection of button 12 is plugged in this draw-in groove 11-1 also fastening by screw 24, and axle 25 also is installed on the guide rod 11, this axle 25 interted right plate 2 and spring 22 is installed, to reduce guide rod 11 rocking in motion process.See shown in Fig. 4,5, the two ends of spring 9 are installed in respectively on guide rod 11 and the axle 10, and axle 10 is fixed on the right plate 2, play the reset response of guide rod 11, release and to be installed on the cover plate 5 by securing member 6 and pressing plate 7 by release 8, push pedal 11-2 on the guide rod 11 and being installed in release on the cover plate 5 can release 8 power rail the dihedral plate 13-3 with energy storage semiaxis 13 is corresponding respectively, can be by electronic or manually drive energy storage semiaxis 13 respectively and rotate.
See shown in Figure 1ly, when the circuit breaker energy pre-storage, roller 17 rotates around fulcrum D clockwise direction with cam 20, and stretching energy-stored spring 1, is blocked when roller 17 is run into energy storage lever 16, and energy storage lever 16 is buckled on the energy storage semiaxis 13, and circuit breaker is finished energy pre-storage.Make guide rod 11 to left movement when promoting button 12, or drive release can release 8 power rail move downward, by promoting dihedral plate 13-3 energy storage semiaxis 13 is rotated counterclockwise around the E point respectively, energy storage lever 16 is triped and is rotated counterclockwise around the C point, the energy storage face A of energy storage lever 16 breaks away from roller 17, and cam 20 clockwise rotates around the D point, and connection rod set is under the effect of energy-stored spring 1, it is reliably closed to promote circuit breaker, and circuit breaker is in on-state.
Claims (4)
1, a kind of energy pre-storage switching-on mechanism of circuit breaker operation mechanism, comprise and be installed in right plate (2), energy pre-storage mechanism and switching-on mechanism on left plate (26) and the cover plate (5), wherein, described energy pre-storage mechanism comprises energy storage lever (16), cam (20), energy-stored spring (1), energy storage semiaxis (13), back-moving spring (14) and roller (17), described switching-on mechanism comprises manual-operating mechanism and releases energy release (8), it is characterized in that: energy storage lever (16) the one end of described hinge on left plate (26) touches mutually with the semiaxis position (13-2) of energy storage semiaxis (13), also be provided with dihedral plate (13-3) on the energy storage semiaxis (13), the other end of energy storage lever (16) is hook-type, the hook-type bottom surface of energy storage lever (16) is the energy storage face A that touches mutually with roller (17), and the energy storage face A of energy storage lever (16) and side B formation angle; Described manual-operating mechanism comprises button (12), guide rod (11) and spring (9), guide rod (11) is installed on the right plate (2) by axle (21) and axle (23), two stopper slots (11-3) on the guide rod (11) are slidingly matched with axle (21) and axle (23), button (12) is installed in a side of guide rod (11), the two ends of spring (9) are installed in respectively on guide rod (11) and the right plate (2), the push pedal (11-2) on the guide rod (11) and be installed on the cover plate (5) release can release the power rail of (8) the dihedral plate (13-3) with energy storage semiaxis (13) is corresponding respectively.
2, the energy pre-storage switching-on mechanism of circuit breaker operation mechanism according to claim 1 is characterized in that: the energy storage face A of described energy storage lever (16) and the angle of side B are between 80 °～130 °.
3, the energy pre-storage switching-on mechanism of circuit breaker operation mechanism according to claim 1, it is characterized in that: the end of described guide rod (11) is provided with draw-in groove (11-1), projection on the button (12) is plugged in this draw-in groove (11-1) also fastening by screw (24), axle (25) is installed on the guide rod (11), axle (25) passes right plate (2), and spring (22) is installed on the axle (25).
4, according to the energy pre-storage switching-on mechanism of the described circuit breaker operation mechanism of claim 1, it is characterized in that: described energy storage semiaxis (13) also has the spring base (13-1) that extends left plate (26), and left plate (26) is provided with corresponding arc groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200421797U CN201237978Y (en) | 2008-08-12 | 2008-08-12 | Energy pre-accumulation switch-on mechanism of operating mechanism for circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200421797U CN201237978Y (en) | 2008-08-12 | 2008-08-12 | Energy pre-accumulation switch-on mechanism of operating mechanism for circuit breaker |
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| Publication Number | Publication Date |
|---|---|
| CN201237978Y true CN201237978Y (en) | 2009-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200421797U Expired - Lifetime CN201237978Y (en) | 2008-08-12 | 2008-08-12 | Energy pre-accumulation switch-on mechanism of operating mechanism for circuit breaker |
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| CN (1) | CN201237978Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102136378A (en) * | 2010-11-09 | 2011-07-27 | 广东省顺德开关厂有限公司 | Operating mechanism of simple metal enclosed switch equipment |
| CN102184798A (en) * | 2011-01-07 | 2011-09-14 | 无锡市锡山湖光电器有限公司 | Manual energy storage device of theftproof vacuum circuit breaker |
| CN102456484A (en) * | 2010-11-02 | 2012-05-16 | 伊顿公司 | Electrical switching apparatus and charging assembly therefor |
| CN103489670A (en) * | 2013-09-22 | 2014-01-01 | 陕西得瑞电力设备有限责任公司 | Compact type brake separating and tripping device for spring operating mechanism |
-
2008
- 2008-08-12 CN CNU2008200421797U patent/CN201237978Y/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102456484A (en) * | 2010-11-02 | 2012-05-16 | 伊顿公司 | Electrical switching apparatus and charging assembly therefor |
| CN102456484B (en) * | 2010-11-02 | 2015-10-21 | 伊顿公司 | Electrical switchgear and energy storage component thereof |
| CN102136378A (en) * | 2010-11-09 | 2011-07-27 | 广东省顺德开关厂有限公司 | Operating mechanism of simple metal enclosed switch equipment |
| CN102136378B (en) * | 2010-11-09 | 2013-06-19 | 广东省顺德开关厂有限公司 | Operating mechanism of simple metal enclosed switch equipment |
| CN102184798A (en) * | 2011-01-07 | 2011-09-14 | 无锡市锡山湖光电器有限公司 | Manual energy storage device of theftproof vacuum circuit breaker |
| CN103489670A (en) * | 2013-09-22 | 2014-01-01 | 陕西得瑞电力设备有限责任公司 | Compact type brake separating and tripping device for spring operating mechanism |
| CN103489670B (en) * | 2013-09-22 | 2016-09-21 | 陕西得瑞电力设备有限责任公司 | A kind of compact Sub-gate release device for spring operating mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151028 Address after: 213025 No. 156 Dongfang Dong Road, Qishuyan District, Jiangsu, Changzhou Patentee after: Jiangsu Kailong Electronics Co., Ltd. Address before: 213025 No. 126, Dongfang Avenue, Qishuyan Economic Development Zone, Jiangsu, Changzhou Patentee before: Jiangsu Kailong Electronics Co., Ltd. Patentee before: Jiangsu Luokai Mechanical and Electrical Manufacturing Group Co., Ltd. |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20161014 Address after: 213025 No. 156 Dongfang Dong Road, Qishuyan District, Jiangsu, Changzhou Patentee after: Jiangsu Kailong Electronics Co., Ltd. Patentee after: JIANGSU LUOKAI MECHANICAL & ELECTRICAL CO., LTD. Address before: 213025 No. 156 Dongfang Dong Road, Qishuyan District, Jiangsu, Changzhou Patentee before: Jiangsu Kailong Electronics Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20090513 |
|
| CX01 | Expiry of patent term |