CN103337385A - Electric spring-operated mechanism - Google Patents

Electric spring-operated mechanism Download PDF

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Publication number
CN103337385A
CN103337385A CN201310271330XA CN201310271330A CN103337385A CN 103337385 A CN103337385 A CN 103337385A CN 201310271330X A CN201310271330X A CN 201310271330XA CN 201310271330 A CN201310271330 A CN 201310271330A CN 103337385 A CN103337385 A CN 103337385A
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China
Prior art keywords
spring
switch
separating brake
driving shaft
connecting lever
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CN201310271330XA
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CN103337385B (en
Inventor
李小平
唐超
温翠英
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Xingji Electric Appliance Group Co ltd
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WENZHOU XINJI ELECTRIC CO Ltd
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Publication of CN103337385A publication Critical patent/CN103337385A/en
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Abstract

The invention discloses an electric spring-operated mechanism which solves the problem of troublesome product assembling and debugging and small application range caused by that a conventional spring-operated mechanism only has a switching-on function. The electric spring-operated mechanism comprises two lateral plates and a reinforcing rib, wherein a cavity for accommodating a switch-off mechanism is formed between the reinforcing rib and one of the lateral plates, the switch-off mechanism comprises a driving shaft, a switch-off crank arm and a switch-off spring, the driving shaft is in linked connection with a driver board on a switch-on mechanism, the switch-off crank arm is arranged on the driving shaft in a sleeved manner and is linked with the driving shaft, and the switch-off crank arm is connected with the switch-off spring. In the invention, since the switch-off mechanism is additionally added, the switch-off and switch-on functions are provided at the same time, switch-off and switch-on debugging is simple, product performance is ensured, when being assembled and used with other electric equipment, the electric spring-operated mechanism has the advantages that the assembling is convenient, the mechanical property is reliable, strong operating power is provided, and the electric spring-operated mechanism can be used for high-voltage and extra-high voltage circuit breakers and totally closed composite electric appliances.

Description

Electric spring operation machine
Technical field
The present invention relates to a kind of electric spring operation machine, be applicable to circuit breaker and the fully closed combined electric unit of high pressure and ultrahigh voltage power system.
Background technology
For the needs of sustainable development and environmental protection, China's electric power power transmission and transformation development is quick, and particularly the 1000KV EHV transmission occupies first place in the world.The power equipment of ultra high voltage such as circuit breaker and fully closed combined electric unit all domesticize, but must be the as early as possible external hydraulic spring mechanism of the operating mechanism in this kind equipment, and hydraulic spring mechanism is also operated seepage oil defective.Spring operating mechanism is a kind of with the mechanical type operating mechanism of energy-stored spring as energy-storage travelling wave tube.The energy storage of spring is finished by deceleration device by the energy storage axle, and remains on the energy storage state through fastener system.When cut-offfing, snap close is threaded off, and energy-stored spring releases energy, and makes connecting lever drive the switch motion through the mechanical transfer unit.Spring operating mechanism comprises manual spring operating mechanism and electric spring operation machine, and electric spring operation machine comprises manual spring-operated part and electronic control spring operation part usually.All use spring operating mechanism in existing Cubicle Gas-Insulated Switchgear, gas switchgear, the high pressure sulfur hexafluoride breaker, and its switching-on mechanism of the spring operating mechanism that existing equipment is used and brake separating mechanism are split-type structural (spring operating mechanism have included only switching-on mechanism usually), as high pressure sulfur hexafluoride breaker, be provided with brake separating mechanism in its breaker body.Because domestic spring operating mechanism and breaker body be different manufacturers production, so switching-on mechanism and brake separating mechanism are debugged and understood pretty troublesomely, influenced the performance of circuit breaker when circuit breaker assembles.And itself do not have brake separating mechanism as Cubicle Gas-Insulated Switchgear, gas switchgear etc., and must have the separating brake function in the work, so can install brake separating mechanism not adaptive or in addition additional when existing spring operating mechanism assembles with it, assembling trouble and debug products performance bother more.And manufacturers such as Cubicle Gas-Insulated Switchgear, the gas switchgear height of reserving the mounting spring operating mechanism that dispatches from the factory is definite value, makes that installing brake separating mechanism additional becomes and be difficult to more realize.
Summary of the invention
Existing spring operating mechanism only possesses closing function in the background technology in order to solve, and makes product bother when assembling and setting, and scope of application problem of smaller, the invention provides a kind of electric spring operation machine.
Technical scheme of the present invention is: a kind of electric spring operation machine, comprise two blocks of side plates, be provided with switching-on mechanism between described two blocks of side plates and divide gate controlling mechanism, gate controlling mechanism comprised the sincere son of separating brake in described minute, the sincere son of separating brake secondary, separating brake thread off sincere son and separating brake magnet, described switching-on mechanism comprises energy storage motor, switching-in spring, making electromagnet, the energy storage sprocket wheel, drive plate and limit shaft, also be provided with gusset plate, be formed for the cavity of ccontaining brake separating mechanism between described gusset plate and one of them side plate, described brake separating mechanism comprises driving shaft, separating brake connecting lever and tripping spring, drive plate on described driving shaft and the switching-on mechanism is connected, described separating brake connecting lever is sheathed on the driving shaft and with driving shaft and links, and described separating brake connecting lever is connected with tripping spring.
As a kind of improvement of the present invention, described separating brake connecting lever is connected with tripping spring by chain.
As a further improvement on the present invention, an end of described tripping spring is provided with baffle plate, and the other end is provided with pressing plate, and described chain passes tripping spring and links to each other with pressing plate.
As a further improvement on the present invention, be provided with installation shaft between described gusset plate and the side plate, described installation shaft is provided with the roller that turns to for chain.
As a further improvement on the present invention, described separating brake connecting lever is triangle, and two angles of separating brake connecting lever are connected with driving shaft, tripping spring respectively, are connected with the operator link that links to each other with killer switch on another angle of separating brake connecting lever.
As a further improvement on the present invention, be arranged with self-aligning bearing on the described driving shaft, described self-aligning bearing is located on the gusset plate.
As a further improvement on the present invention, described limit shaft combines by rubber sleeve is alternate with steel bushing.
As a further improvement on the present invention, described driving shaft is connected by spline with drive plate.
The invention has the beneficial effects as follows, set up brake separating mechanism, make the present invention have the divide-shut brake function simultaneously, the divide-shut brake debugging is simple, has guaranteed the performance of product, with other power consumption equipment assembling where applicables, easy to assembly, reliable in mechanical performance can provide powerful operating work, can be used for high pressure, extra high voltage circuit breaker and fully closed combined electric unit.Arranging of gusset plate can be played the protection of brake separating mechanism and the double effects that the staff is protected; make that security of products can be better; and the present invention is simple in structure, dependable performance, easy to assembly, and is even also can be suitable for the high voltage power distributing cabinet with the separating brake function not, adaptive wider.
Description of drawings
Accompanying drawing 1 is the structural representation of the embodiment of the invention.
Accompanying drawing 2 is the left view of accompanying drawing 1.
Accompanying drawing 3 is the structural representation of embodiment of the invention closing position.
Accompanying drawing 4 is the left view of accompanying drawing 3.
Accompanying drawing 5 is the structural representation of embodiment of the invention separating brake position.
Accompanying drawing 6 is the structural representation of accompanying drawing 5.
Among the figure, 1, side plate; 2, energy storage motor; 3, switching-in spring; 4, making electromagnet; 5, energy storage sprocket wheel; 6, drive plate; 7, limit shaft; 8, gusset plate; 9, cavity; 10, driving shaft; 11, separating brake connecting lever; 12, tripping spring; 13, chain; 14, baffle plate; 15, pressing plate; 16, installation shaft; 17, roller; 18, operator link; 19, self-aligning bearing; 20, link plate; 21, the sincere son that closes a floodgate; 22, cam; 23, the sincere son of separating brake; 24, the sincere son of separating brake secondary; 25, the separating brake sincere son of threading off; 26, separating brake magnet.
Embodiment
Embodiments of the present invention is further illustrated below in conjunction with accompanying drawing:
By Fig. 1 in conjunction with Fig. 2,3,4,5, shown in 6, a kind of electric spring operation machine, comprise two blocks of side plates 1, be provided with switching-on mechanism between described two blocks of side plates 1 and divide gate controlling mechanism, gate controlling mechanism comprised separating brake sincere sub 23 in described minute, separating brake secondary sincere sub 24, separating brake thread off sincere sub 25 and separating brake magnet 26 (dividing the fit structure of gate controlling mechanism is common practise, do not give unnecessary details at this), described switching-on mechanism comprises energy storage motor 2, switching-in spring 3, making electromagnet 4, energy storage sprocket wheel 5, drive plate 6 and limit shaft 7, also be provided with gusset plate 8, be formed for the cavity 9 of ccontaining brake separating mechanism between described gusset plate 8 and one of them side plate 1, described brake separating mechanism comprises driving shaft 10, separating brake connecting lever 11 and tripping spring 12, drive plate 6 on described driving shaft 10 and the switching-on mechanism is connected, specifically, described driving shaft 10 and drive plate 6 are connected by spline.Described separating brake connecting lever 11 is sheathed on the driving shaft 10 and with driving shaft 10 and links, and described separating brake connecting lever 11 is connected with tripping spring 12.The invention has the beneficial effects as follows, set up brake separating mechanism, make the present invention have the divide-shut brake function simultaneously, the divide-shut brake debugging is simple, has guaranteed the performance of product, with other power consumption equipment assembling where applicables, easy to assembly, reliable in mechanical performance can provide powerful operating work, 13000 joules be can reach, high pressure, extra high voltage circuit breaker and fully closed combined electric unit can be used for.Arranging of gusset plate can be played the protection of brake separating mechanism and the double effects that the staff is protected; make that security of products can be better; and the present invention is simple in structure, dependable performance, easy to assembly, and is even also can be suitable for the high voltage power distributing cabinet with the separating brake function not, adaptive wider.
Described separating brake connecting lever 11 is connected with tripping spring 12 by chain 13.One end of described tripping spring 12 is provided with baffle plate 14, and the other end is provided with pressing plate 15, and described chain 13 passes tripping spring 12 and links to each other with pressing plate 15.Be provided with installation shaft 16 between described gusset plate 8 and the side plate 1, described installation shaft 16 is provided with the roller 17 that turns to for chain 13.Such structure can make tripping spring fast, compress reliably or flick.
Described separating brake connecting lever 11 is triangle, and two angles of separating brake connecting lever 11 are connected with driving shaft 10, tripping spring 12 respectively, is connected with the operator link 18 that links to each other with killer switch on another angle of separating brake connecting lever 11.Separating brake connecting lever 11 is generally triangle or class triangle, can certainly be other shapes such as circle, but circular occupation space is bigger, so triangle is optimal way.Such structure has effectively been utilized the space in the cavity, can make that the space between the biside plate becomes big simultaneously, makes product easy to assembly.
Be arranged with self-aligning bearing 19 on the described driving shaft 10, described self-aligning bearing 19 is located on the gusset plate 8.Self-aligning bearing the swing that has limited driveshaft end is set, make driving shaft stressed stressed to be improved as fixed middle part, two ends stressed by cantilever beam, make the intensity of driving shaft improve greatly.
Described limit shaft 7 combines by rubber sleeve is alternate with steel bushing.The existing good shock-absorbing capacity of such structure has the limit function of divide-shut brake again
Thermal energy storage process: referring to accompanying drawing 1, shown in Figure 2, after energy storage motor 2 is connected power supply, slow down by gear, sprocket wheel, energy storage sprocket wheel 5 clockwise rotates, link plate 20 drives chain compression switching-in spring 3, sincere sub 21 the time near closing a floodgate when the roller on the energy storage sprocket wheel 5, the power supply of energy storage motor 2 is cut off, and energy storage is finished.Certainly the present invention can receive that also transmitting gear, sprocket wheel carry out energy storage.
Making process: referring to Fig. 1, Fig. 2, when making electromagnet 4 is subjected to electronic work, cause sincere sub 21 dropouts of closing a floodgate, switching-in spring 3 releases energy, and cam 22 rotates, and drives drive plate 6 and turns to closing position, and separating brake sincere sub 23 is fastened.Referring to Fig. 3, Fig. 4, because driving shaft 10 is connected with drive plate 6, specifically, driving shaft 10 and drive plate 6 are connected by spline, separating brake connecting lever 11 counter-clockwise swings when making drive plate 6 rotations, make breaker body close a floodgate by operator link 18, in the time of the breaker body feed motion, separating brake connecting lever 11 drives tripping spring 12 compressions and energy storage by chain 13.Close a floodgate among the present invention and chain that separating brake adopts be the same, still the on/off switch of consideration need the energy difference, so tripping spring and switching-in spring coefficient of elasticity different.
The separating brake process: referring to Fig. 1, Fig. 2, when separating brake magnet 26 is subjected to electronic work, separating brake secondary sincere sub 24 and separating brake are threaded off and sincere sub 25 are threaded off, referring to Fig. 5, Fig. 6, tripping spring 12 releases energy, and clockwise rotates by separating brake connecting lever 11, drive operator link 18 and move downward breaker open operation.Certainly, the present invention also can drive breaker open operation by driving the operation connecting lever of circuit breaker, is manual control operation part of the present invention.
Every technical staff's notice: though the present invention describes according to above-mentioned embodiment, invention thought of the present invention is not limited in this invention, and the repacking of any utilization inventive concept all will be included in this patent scope of patent protection.

Claims (8)

1. electric spring operation machine, comprise two blocks of side plates (1), be provided with switching-on mechanism between described two blocks of side plates (1) and divide gate controlling mechanism, gate controlling mechanism comprised the sincere son of separating brake (23) in described minute, the sincere son of separating brake secondary (24), separating brake thread off sincere son (25) and separating brake magnet (26), described switching-on mechanism comprises energy storage motor (2), switching-in spring (3), making electromagnet (4), energy storage sprocket wheel (5), drive plate (6) and limit shaft (7), it is characterized in that: also be provided with gusset plate (8), be formed for the cavity (9) of ccontaining brake separating mechanism between described gusset plate (8) and one of them side plate (1), described brake separating mechanism comprises driving shaft (10), separating brake connecting lever (11) and tripping spring (12), drive plate (6) on described driving shaft (10) and the switching-on mechanism is connected, described separating brake connecting lever (11) is sheathed on driving shaft (10) and upward and with driving shaft (10) links, and described separating brake connecting lever (11) is connected with tripping spring (12).
2. electric spring operation machine according to claim 1 is characterized in that described separating brake connecting lever (11) is connected with tripping spring (12) by chain (13).
3. electric spring operation machine according to claim 2, an end that it is characterized in that described tripping spring (12) is provided with baffle plate (14), the other end is provided with pressing plate (15), and described chain (13) passes tripping spring (12) and links to each other with pressing plate (15).
4. electric spring operation machine according to claim 2 is characterized in that being provided with installation shaft (16) between described gusset plate (8) and the side plate (1), and described installation shaft (16) is provided with the roller (17) that turns to for chain (13).
5. electric spring operation machine according to claim 1, it is characterized in that described separating brake connecting lever (11) is triangle, two angles of separating brake connecting lever (11) are connected with driving shaft (10), tripping spring (12) respectively, are connected with the operator link (18) that links to each other with killer switch on another angle of separating brake connecting lever (11).
6. electric spring operation machine according to claim 1 is characterized in that being arranged with self-aligning bearing (19) on the described driving shaft (10), and described self-aligning bearing (19) is located on the gusset plate (8).
7. electric spring operation machine according to claim 1 is characterized in that described limit shaft (7) combines by rubber sleeve is alternate with steel bushing.
8. electric spring operation machine according to claim 1 is characterized in that described driving shaft (10) is connected by spline with drive plate (6).
CN201310271330.XA 2013-07-01 2013-07-01 Electric spring operation machine Active CN103337385B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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CN103337385B CN103337385B (en) 2015-11-18

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104134554A (en) * 2014-06-18 2014-11-05 江苏大全长江电器股份有限公司 Operating mechanism for ring network switchgear
CN104157504A (en) * 2014-07-23 2014-11-19 浙江博为电气有限公司 Operating mechanism and load switch with same
CN107993881A (en) * 2018-01-19 2018-05-04 常州阿斯博开关有限公司 A kind of single module breaker
CN113327815A (en) * 2021-03-09 2021-08-31 兴机电器有限公司 Spring operating mechanism

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102254717A (en) * 2011-06-23 2011-11-23 上海天灵开关厂有限公司 Stage-type load switch operation mechanism
CN202126942U (en) * 2011-06-28 2012-01-25 唐志宏 High-power spring operating mechanism applicable to high-voltage breaker and ultrahigh-voltage breaker
CN202633080U (en) * 2012-07-13 2012-12-26 杨波 Novel clamping plate type spring operation mechanism
CN202839339U (en) * 2012-09-27 2013-03-27 唐志宏 High power miniaturized spring operating mechanism suitable for high or ultrahigh voltage breaker
CN203312207U (en) * 2013-07-01 2013-11-27 温州兴机电器有限公司 Electronic spring operation mechanism

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102254717A (en) * 2011-06-23 2011-11-23 上海天灵开关厂有限公司 Stage-type load switch operation mechanism
CN202126942U (en) * 2011-06-28 2012-01-25 唐志宏 High-power spring operating mechanism applicable to high-voltage breaker and ultrahigh-voltage breaker
CN202633080U (en) * 2012-07-13 2012-12-26 杨波 Novel clamping plate type spring operation mechanism
CN202839339U (en) * 2012-09-27 2013-03-27 唐志宏 High power miniaturized spring operating mechanism suitable for high or ultrahigh voltage breaker
CN203312207U (en) * 2013-07-01 2013-11-27 温州兴机电器有限公司 Electronic spring operation mechanism

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104134554A (en) * 2014-06-18 2014-11-05 江苏大全长江电器股份有限公司 Operating mechanism for ring network switchgear
CN104157504A (en) * 2014-07-23 2014-11-19 浙江博为电气有限公司 Operating mechanism and load switch with same
CN104157504B (en) * 2014-07-23 2016-03-02 浙江博为电气有限公司 A kind of operating mechanism and be provided with the on-load switch of this operating mechanism
CN107993881A (en) * 2018-01-19 2018-05-04 常州阿斯博开关有限公司 A kind of single module breaker
CN107993881B (en) * 2018-01-19 2024-03-19 常州阿斯博开关有限公司 Single-modularized breaker
CN113327815A (en) * 2021-03-09 2021-08-31 兴机电器有限公司 Spring operating mechanism

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Address after: No.58 Jixian Road, Louqiao Industrial Park, Ouhai District, Wenzhou City, Zhejiang Province

Patentee after: XINGJI ELECTRIC APPLIANCE Co.,Ltd.

Address before: 325006, Jixian Road, Ouhai, Zhejiang, Wenzhou province 12

Patentee before: WENZHOU XINGJI ELECTRIC Co.,Ltd.

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Address after: 325000 58 Jixian Road, Louqiao Industrial Park, Ouhai District, Wenzhou City, Zhejiang Province

Patentee after: Xingji Electric Appliance Group Co.,Ltd.

Country or region after: China

Address before: 325000 58 Jixian Road, Louqiao Industrial Park, Ouhai District, Wenzhou City, Zhejiang Province

Patentee before: XINGJI ELECTRIC APPLIANCE Co.,Ltd.

Country or region before: China

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