CN103325608A - Ring main unit control mechanism - Google Patents
Ring main unit control mechanism Download PDFInfo
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- CN103325608A CN103325608A CN2013102145119A CN201310214511A CN103325608A CN 103325608 A CN103325608 A CN 103325608A CN 2013102145119 A CN2013102145119 A CN 2013102145119A CN 201310214511 A CN201310214511 A CN 201310214511A CN 103325608 A CN103325608 A CN 103325608A
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Abstract
The invention discloses a ring main unit control mechanism. The ring main unit control mechanism comprises electrically operated mechanisms and a ring main unit built-in operating mechanism, wherein the electrically operated mechanisms are connected and rotate in the same direction, and the electrically operated mechanisms which rotate in the same direction enable a transmission output shaft of a gear transmission module and one end of a transmission crank arm driven by the transmission output shaft to rotate in the same direction all the time; when the distance between the other end of the transmission crank arm and a microswitch is largest or smallest, a main switch is controlled to be switched off or switched on by the microswitch; the ring main unit built-in operating mechanism comprises a big cam assembly and a small cam assembly, and when the big cam assembly is rotated to enable the main switch to be switched off, the small cam assembly is driven to drive an earthing switch to be switched off or switched on; when the big cam assembly is rotated to enable the main switch to be switched on, the small cam assembly is driven to preventing the earthing switch from being switched off. The ring main unit control mechanism has the advantages that the situation that a transmission system or a switch body is damaged manually due to the fact that a control system or the microswitch is broken is avoided; furthermore, the size of the mechanism is reduced, maintenance is not needed due to the fact that the mechanism is placed in an air box body, and the mechanism can be better adapted to external severe environments.
Description
Technical field
The present invention relates to electrical technology, particularly relate to controlling organization in a kind of ring main unit.
Background technology
In present power industry, electric control mechanism all adopts the form of motor forward and backward to carry out breaking-closing operating, that is to say, the direction of rotation of motor when separating brake and combined floodgate, once sensitive switch or control system go wrong, motor will directly damage drive system or Switch main body when needs change rotation direction and do not change, and will be accidents caused.
And, the volume of operation controlling organization is larger in the ring main unit, for reducing volume and the cost of gas tank body, the operation controlling organization all is placed on the outside of gas tank body, this kind structure set-up mode, easily make to operate the impact that controlling organization is subjected to external environment, corrosion or damage, its reliability and fail safe reduce greatly.
Summary of the invention
The technical problem that (one) will solve
The technical problem to be solved in the present invention is how to avoid the motor forward and backward misoperation of electric control mechanism and the situation that causes transmission mechanism or switch to damage, and overcome because operating the controlling organization volume too large, can't be placed on the gas tank body inner, make operating mechanism be subject to the impact of severe rugged environment, the defective that reliability reduces.
(2) technical scheme
In order to solve the problems of the technologies described above, the invention provides controlling organization in a kind of ring main unit, it comprises: the same steer motor structure that is connected and the built-in operating mechanism of ring main unit, describedly comprise with the steer motor structure: mounting base, be positioned at motor on the mounting base and gear drive module, transmission crank arm, the output shaft of described motor links to each other with the gear drive module, rotated by the motor driven gear transmission module, the transmission output shaft of gear drive module is rotated all the time in the same direction; Described transmission crank arm one end links to each other with described transmission output shaft, and the other end connects the sensitive switch of control ring main unit load switch brake of master switch, and described transmission output shaft drives the main switch main shaft by transmission crank arm and rotates; The described transmission crank arm other end take the transmission output shaft center as the center of circle, transmission crank arm length rotates on the circumference of radius all the time in the same direction, when the transmission crank arm other end described sensitive switch of distance farthest or recently the time, by sensitive switch control brake of master switch respectively; The built-in operating mechanism of ring main unit comprises: be installed in big cam assembly and little cam pack between mechanism's upper plate and the mechanism's lower plate, connect by the cam lever connected components between described big cam assembly and the little cam pack, be arranged with spring on the described cam lever connected components, described big cam assembly connects ring main unit load switch main switch main shaft, little cam pack connected load switch ground switch earthing axle, described main switch main shaft is connected with transmission crank arm, can drive the main switch main shaft by transmission crank arm and rotate; When rotation big cam assembly made the main switch separating brake, the cam lever connected components is removed interlocking can drive grounding switch tripping or combined floodgate; When rotation big cam assembly closes a floodgate main switch, cam lever connected components restriction grounding switch tripping.
Wherein, described gear drive module comprises one group of duplicate gear and a travelling gear, the gear engagement that arranges on gear in this group duplicate gear and the motor output shaft, another gear in this group duplicate gear and travelling gear engagement, described transmission output shaft and the coaxial setting of travelling gear.
Wherein, described gear drive module comprises many group duplicate gears and a travelling gear, many group duplicate gears mesh in turn, the gear engagement that wherein arranges on the duplicate gear of close motor and the motor output shaft, near duplicate gear and the travelling gear engagement of travelling gear, described transmission output shaft and the coaxial setting of travelling gear.
Wherein, the described transmission crank arm other end is provided with the joint pin with its Surface Vertical, and installing on the described joint pin can be around the connecting rod of joint pin rotation, and described connecting rod connects described sensitive switch.
Wherein, also comprise: upper mounting plate, parallel with described mounting base, described gear drive module is between described upper mounting plate and mounting base, described motor and transmission crank arm are positioned at described upper mounting plate top, the output shaft of described motor passes described upper mounting plate and links to each other with described gear drive module, and the transmission output shaft of described gear drive module passes described upper mounting plate and links to each other with transmission crank arm.
Wherein, the transmission output shaft of described gear drive module rotates all the time along clockwise direction or counterclockwise, thereby drives transmission crank arm and the rotation of its maintenance equidirectional.
Wherein, be provided with several fixedly limited posts between described mechanism upper plate and the mechanism's lower plate, described mechanism upper plate and mechanism's lower plate are connected and fixed by described fixedly limited post; Be provided with several limited support posts between described mechanism upper plate and the mechanism's lower plate, described limited support post is used for the turned position of big cam assembly and little cam pack is limited.
Wherein, be provided with the grounding clamp block piece on the described big cam assembly, when described ring main unit main switch separating brake, one fixedly on the limited post therein of described grounding clamp block piece block is grounded switch and closes a floodgate.
Wherein, be provided with baffle ring on the described cam lever connected components, described baffle ring is used for the block spring between the junction and spring of cam lever connected components and little cam pack, realizes that spring-compressed drives little cam pack and rotates.
Wherein, described big cam assembly comprises the rotating shaft of passing described mechanism upper plate and mechanism's lower plate, and be installed in the rotating shaft of big cam assembly and press close to respectively the runner of described mechanism upper plate and mechanism's lower plate, offer the fan annular opening on the big cam assembly runner, be provided with two limited support posts in the described fan annular opening; In the big cam assembly rotating shaft between two big cam assembly runners the first connecting plate is installed, the first connecting plate is connected with cam lever connected components one end; Described little cam pack comprises the rotating shaft of passing described mechanism upper plate and mechanism's lower plate, and be installed in the little cam pack rotating shaft and press close to respectively the runner of described mechanism upper plate and mechanism's lower plate, two little cam pack runners are the strip plate, and little cam pack rotating shaft is installed in little cam pack runner center; In the little cam pack rotating shaft between two little cam pack runners the second connecting plate is installed, the second connecting plate is connected with the cam lever connected components other end.
(3) beneficial effect
Controlling organization in the ring main unit that technique scheme provides, drive the transmission crank arm that it rotates all the time in the same direction by arranging by motor and gear drive, be positioned at different positions according to transmission crank arm, realization is to the divide-shut brake of motor drive mechanism, can effectively avoid because control system or sensitive switch go wrong the situation that drive system or Switch main body are manually damaged; Further, adopt single spring design, reduced the volume of mechanism, make the mechanism can be under the prerequisite that does not increase gas tank body volume, be placed on the inside of gas tank body, the divide-shut brake of control ring main unit load switch main switch and the breaking-closing operating of earthed switch are realized real non-maintaining function, and can better be adapted to extraneous rugged environment.
Description of drawings
Fig. 1 and Fig. 2 are the structural representations of two different angles of controlling organization in the embodiment of the invention ring main unit;
Fig. 3 is with the external structure schematic diagram of steer motor structure in the embodiment of the invention;
Fig. 4 is with the internal structure schematic diagram of steer motor structure in the embodiment of the invention;
Fig. 5 is with the structural representation of steer motor structure middle gear transmission module in the embodiment of the invention;
Fig. 6 is the structural representation of the built-in operating mechanism of ring main unit in the embodiment of the invention;
Fig. 7 is the structural representation of big cam assembly among Fig. 6;
Fig. 8 is the structural representation of the medium and small cam pack of Fig. 6;
Fig. 9 is the structural representation of Fig. 6 cam bar connecting rod;
Figure 10 is the configuration state figure that ground connection is divided, on-load switch divides in the built-in operating mechanism of ring main unit in the present embodiment;
Figure 11 is the configuration state figure that ground connection is divided, on-load switch closes in the built-in operating mechanism of ring main unit in the present embodiment;
Figure 12 is the configuration state figure that ground connection is closed, on-load switch divides in the built-in operating mechanism of ring main unit in the present embodiment.
Wherein, 1: motor; 2: connecting terminal block; 3: mounting base; 4: transmission crank arm; 5: upper mounting plate; 6: joint pin; 7: sensitive switch; 8: duplicate gear; 9: travelling gear; 10: transmission output shaft; 11: mechanism's lower plate; 12: fixing limited post; 13: the limited support post; 14: the big cam assembly; 15: little cam pack; 16: the cam lever connected components; 17: spring; 18: the grounding clamp block piece.
Embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples are used for explanation the present invention, but are not used for limiting the scope of the invention.
Referring to figs. 1 through shown in Figure 2, controlling organization comprises with steer motor structure and the built-in operating mechanism of ring main unit in the present embodiment ring main unit, is described below respectively with the concrete structure of steer motor structure and the built-in operating mechanism of ring main unit.
Extremely shown in Figure 5 with reference to Fig. 3, the present embodiment comprises with the steer motor structure: mounting base 3, be positioned at motor 1 and gear drive module and transmission crank arm 4 on the mounting base 3, the output shaft of described motor 1 links to each other with the gear drive module, rotated by motor 1 driven gear transmission module, the transmission output shaft 10 of gear drive module is rotated all the time in the same direction, can be clockwise direction or counter clockwise direction; Described transmission crank arm 4 one ends link to each other with described transmission output shaft 10, and the other end connects the sensitive switch 7 of control ring main unit load switch brake of master switch, and described transmission output shaft 10 drives transmission crank arm 4 and rotates; Described transmission crank arm 4 other ends are take transmission output shaft 10 centers as the center of circle, transmission crank arm 4 length are to rotate in the same direction all the time on the circumference of radius, can be clockwise direction or counter clockwise direction, drive described transmission crank arm 4 in the circular-rotation process in one week at described transmission output shaft 10, the other end of transmission crank arm 4 can be by the nearest position of distance sensitive switch 7 gradually away from sensitive switch 7, until arrive apart from sensitive switch 7 position farthest, then again gradually near sensitive switch 7, so circulation, when the transmission crank arm 4 other ends described sensitive switch 7 of distance farthest or recently time the respectively, by sensitive switch 7 control brake of master switchs, transmission crank arm 4 namely is set at distance sensitive switch 7 farthest the time, closed a floodgate by sensitive switch 7 control main switches, transmission crank arm 4 is at distance sensitive switch 7 recently the time, by sensitive switch 7 control main switch separating brakes; Perhaps, transmission crank arm 4 is set, is closed a floodgate by sensitive switch 7 control main switches recently the time at distance sensitive switch 7, transmission crank arm 4 is at distance sensitive switch 7 farthest the time, by sensitive switch 7 control main switch separating brakes.
Said structure is described with the steer motor structure, motor 1, gear drive module and transmission crank arm 4 are rotated along a direction all the time, just can realize the divide-shut brake of main switch in this process, the forward and backward that can not cause because of misoperation is so that the situation that motor drive mechanism or switch damage.
In the present embodiment, described gear drive module can be set to comprise one group of duplicate gear 8 and a travelling gear 9, the gear engagement that arranges on gear in this group duplicate gear 8 and motor 1 output shaft, another gear in this group duplicate gear 8 and travelling gear 9 engagements, described transmission output shaft 10 and travelling gear 9 coaxial settings.Also can be according to size and the layout of motor drive mechanism, described gear drive module is set to comprise many group duplicate gears 8 and a travelling gear 9, many group duplicate gears 8 mesh in turn, the gear engagement that wherein arranges on the duplicate gear 8 of close motor 1 and motor 1 output shaft, duplicate gear 8 and travelling gear 9 engagements, described transmission output shaft 10 and travelling gear 9 coaxial settings near travelling gear 9.
Preferably, it is tabular that described transmission crank arm 4 is set to Long Circle, can realize driving the divide-shut brake that sensitive switch 7 is realized main switches in the process that transmission crank arm 4 sways.In addition, described transmission crank arm 4 other ends are provided with the joint pin 6 with its Surface Vertical, and installing on the described joint pin 6 can be around the connecting rod of joint pin 6 rotations, and described connecting rod connects described sensitive switch 7, realizes the effect of 4 pairs of sensitive switches 4 of transmission crank arm by connecting rod 7.
The present embodiment also comprises upper mounting plate 5 with the steer motor structure, parallel with described mounting base 3, described gear drive module is between described upper mounting plate 5 and mounting base 3, described motor 1 and transmission crank arm 4 are positioned at described upper mounting plate 5 tops, the output shaft of described motor 1 passes described upper mounting plate 5 and links to each other with described gear drive module, and the transmission output shaft 10 of described gear drive module passes described upper mounting plate 5 and links to each other with transmission crank arm 4.Also be provided with connecting terminal block 2 on the described mounting base 3.
Extremely shown in Figure 10 with reference to Fig. 6, the built-in operating mechanism of the present embodiment ring main unit comprises: be installed in big cam assembly 14 and little cam pack 15 between mechanism's upper plate (not shown) and the mechanism's lower plate 11, connect by cam lever connected components 16 between described big cam assembly 14 and the little cam pack 15, be arranged with spring 17 on the described cam lever connected components 16, described big cam assembly 14 connects ring main unit load switch main switch main shaft, the main switch main shaft also is connected with transmission crank arm 4 simultaneously, drive the main switch main shaft by transmission crank arm and rotate little cam pack 15 connected load switch ground switch earthing axles; When rotation big cam assembly 14 made the main switch separating brake, cam lever connected components 16 is removed interlocking can drive grounding switch tripping or combined floodgate; When rotation big cam assembly 14 closes a floodgate main switch, cam lever connected components 16 restriction grounding switch trippings.Namely, ring main unit main switch and earthed switch can not close a floodgate simultaneously, according to designed total configuration, when big cam assembly 14 turns to certain angle, the operation of control ring main unit brake of master switch, and correspondingly drive earthed switch realization breaking-closing operating by cam lever connected components 16.
In the set-up mode of the built-in operating mechanism of this ring main unit, use a cam lever connected components 16 with spring 17 to connect big cam assembly 14 and little cam pack 15, by rotating big cam assembly 14, make spring 17 be in different states, thereby driving little cam pack 15 rotates, realize the breaking-closing operating of ring main unit main switch and the interlock between the earthed switch breaking-closing operating, this is simple in structure, be easy to realize, and volume is little, can be directly installed in the ring main unit gas tank body, avoid external environment that operating mechanism is produced harmful effect.
Further, be provided with several fixedly limited posts 12 between described mechanism upper plate and the mechanism's lower plate 11, described mechanism upper plate and mechanism's lower plate 11 are connected and fixed by described fixedly limited post 12.Fixedly the quantity of limited post 12 and position are as the criterion with the operation of the setting position that do not affect big cam assembly 14 and little cam pack 15 and ring main unit brake of master switch, earthed switch divide-shut brake, fixedly limited post 12 plays fixed support mechanism upper plate and mechanism's lower plate 11, can also play the follow-up position-limiting action that will mention simultaneously.
Also be provided with several limited support posts 13 between described mechanism upper plate and the mechanism's lower plate 11, described limited support post 13 is used for the turned position of big cam assembly 14 and little cam pack 15 is limited.Namely by limited support post 13, in supporting mechanism upper plate and mechanism's lower plate 11, according to the setting position of limited support post 13, realize the restriction of five anti-interlockings and divide-shut brake angle.
Be provided with grounding clamp block piece 18 on the described big cam assembly 14, when described ring main unit main switch separating brake, one fixedly on the limited post 12 therein of described grounding clamp block piece 18 block, being grounded switch closes a floodgate, at this moment, fixedly limited post 12 has just played spacing effect, utilizes operating mechanism to realize the ground connection of ring main unit.
Be provided with baffle ring on the described cam lever connected components 16, described baffle ring is used for block spring 17 between the junction and spring 17 of cam lever connected components 16 and little cam pack 15, realizes that spring 17 compressions drive little cam pack and rotate.If there is not baffle ring, spring 17 is set on the cam lever connected components 16, rotate big cam assembly 14, spring 17 can be along with cam lever connected components 16 and little cam pack 15 rotate together, can not produce compression, when ring main unit main switch separating brake, spring 17 can not produce restoring force like this, can not play booster action to the separating brake of operating mechanism; Be provided with after the baffle ring, rotate big cam assembly 14, spring 17 can be along with cam lever connected components 16 and little cam pack 15 rotate together, baffle ring is by little cam pack 15 blocks, spring 17 can produce compression, and when ring main unit main switch separating brake, spring 17 can produce restoring force like this, separating brake to operating mechanism plays booster action, so that the operation of ring main unit brake of master switch is easier.
In the present embodiment, described big cam assembly 14 comprises the rotating shaft of passing described mechanism upper plate and mechanism's lower plate 11, and be installed in the described rotating shaft and press close to respectively described mechanism upper plate and the runner of mechanism's lower plate 11, offer the fan annular opening on the described runner, be provided with two limited support posts in the described fan annular opening; In the described rotating shaft between two runners connecting plate is installed, described connecting plate is connected with cam lever connected components one end.Rotate big cam assembly 14, drive cam lever connected components 16 and spring 17 rotations by rotating shaft and connecting plate.
Described little cam pack 15 comprises the rotating shaft of passing described mechanism upper plate and mechanism's lower plate 11, and be installed in the described rotating shaft and press close to respectively described mechanism upper plate and the runner of mechanism's lower plate 11, two runners are the strip plate, and described rotating shaft is installed in the runner center; In the described rotating shaft between two runners connecting plate is installed, described connecting plate is connected with cam lever connected components one end.Cam lever connected components 16 and spring 17 rotate under the drive of big cam assembly 14, can further promote little cam pack 15 and rotate, and realize ring main unit main switch separating brake.When needs ring main unit main switch closes a floodgate, carry out inverse operation, by means of the restoring force of spring 17, can be easy to realize the combined floodgate of ring main unit main switch, simultaneously, the grounding clamp block piece 18 that arranges on the big cam assembly 14 is by one of them fixing limited post 12 block, the ground connection of realizing ring main unit.
Figure 10 to Figure 12 shows respectively several view of the built-in operating mechanism of the present embodiment ring main unit, among Figure 10, big cam assembly 14 rotates, realize ring main unit main switch separating brake, the rotation of big cam assembly 14 drives little cam pack 15 by cam lever connected components 16 and rotates, and is grounded the switch separating brake.On the basis of Figure 10, with reference to shown in Figure 11, big cam assembly 14 clockwise rotates certain angle, realizes that main switch closes a floodgate, and this moment, little cam pack 15 did not change, and earthed switch is separating brake still.On the basis of Figure 11, with reference to shown in Figure 12, big cam assembly 14 continues to clockwise rotate, limited post 12 blocks until grounding clamp block piece 18 is fixed, can not be rotated further, the main switch separating brake, this moment, earthed switch clockwise rotated, until by another fixing limited post 12 blocks, be grounded switch and close a floodgate.
As can be seen from the above embodiments, the present invention drives the transmission crank arm that it rotates all the time in the same direction by arranging by motor and gear drive, be positioned at different positions according to transmission crank arm, realization is to the divide-shut brake of motor drive mechanism, can effectively avoid because control system or sensitive switch go wrong the situation that drive system or Switch main body are manually damaged; Further, adopt single spring design, reduced the volume of mechanism, make the mechanism can be under the prerequisite that does not increase gas tank body volume, be placed on the inside of gas tank body, the divide-shut brake of control ring main unit load switch main switch and the breaking-closing operating of earthed switch are realized real non-maintaining function, and can better be adapted to extraneous rugged environment.
The above only is preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the technology of the present invention principle; can also make some improvement and replacement, these improvement and replacement also should be considered as protection scope of the present invention.
Claims (10)
1. controlling organization in the ring main unit, it is characterized in that, comprise: the same steer motor structure that is connected and the built-in operating mechanism of ring main unit, describedly comprise with the steer motor structure: mounting base, be positioned at motor on the mounting base and gear drive module, transmission crank arm, the output shaft of described motor links to each other with the gear drive module, rotated by the motor driven gear transmission module, the transmission output shaft of gear drive module is rotated all the time in the same direction; Described transmission crank arm one end links to each other with described transmission output shaft, and the other end connects the sensitive switch of control ring main unit load switch brake of master switch, and described transmission output shaft drives the main switch main shaft by transmission crank arm and rotates; The described transmission crank arm other end take the transmission output shaft center as the center of circle, transmission crank arm length rotates on the circumference of radius all the time in the same direction, when the transmission crank arm other end described sensitive switch of distance farthest or recently the time, by sensitive switch control brake of master switch respectively; The built-in operating mechanism of ring main unit comprises: be installed in big cam assembly and little cam pack between mechanism's upper plate and the mechanism's lower plate, connect by the cam lever connected components between described big cam assembly and the little cam pack, be arranged with spring on the described cam lever connected components, described big cam assembly connects ring main unit load switch main switch main shaft, little cam pack connected load switch ground switch earthing axle, described main switch main shaft is connected with transmission crank arm, can drive the main switch main shaft by transmission crank arm and rotate; When rotation big cam assembly made the main switch separating brake, the cam lever connected components is removed interlocking can drive grounding switch tripping or combined floodgate; When rotation big cam assembly closes a floodgate main switch, cam lever connected components restriction grounding switch tripping.
2. controlling organization in the ring main unit as claimed in claim 1, it is characterized in that, described gear drive module comprises one group of duplicate gear and a travelling gear, the gear engagement that arranges on gear in this group duplicate gear and the motor output shaft, another gear in this group duplicate gear and travelling gear engagement, described transmission output shaft and the coaxial setting of travelling gear.
3. controlling organization in the ring main unit as claimed in claim 2, it is characterized in that, described gear drive module comprises many group duplicate gears and a travelling gear, many group duplicate gears mesh in turn, the gear engagement that wherein arranges on the duplicate gear of close motor and the motor output shaft, near duplicate gear and the travelling gear engagement of travelling gear, described transmission output shaft and the coaxial setting of travelling gear.
4. controlling organization in the ring main unit as claimed in claim 1 is characterized in that, the described transmission crank arm other end is provided with the joint pin with its Surface Vertical, and installing on the described joint pin can be around the connecting rod of joint pin rotation, and described connecting rod connects described sensitive switch.
5. controlling organization in the ring main unit as claimed in claim 1, it is characterized in that, also comprise: upper mounting plate, parallel with described mounting base, described gear drive module is between described upper mounting plate and mounting base, described motor and transmission crank arm are positioned at described upper mounting plate top, and the output shaft of described motor passes described upper mounting plate and links to each other with described gear drive module, and the transmission output shaft of described gear drive module passes described upper mounting plate and links to each other with transmission crank arm.
6. controlling organization in the ring main unit as claimed in claim 1 is characterized in that, the transmission output shaft of described gear drive module rotates all the time along clockwise direction or counterclockwise, thereby drives transmission crank arm and the rotation of its maintenance equidirectional.
7. controlling organization in the ring main unit as claimed in claim 1 is characterized in that, be provided with several fixedly limited posts between described mechanism upper plate and the mechanism's lower plate, described mechanism upper plate and mechanism's lower plate are connected and fixed by described fixedly limited post; Be provided with several limited support posts between described mechanism upper plate and the mechanism's lower plate, described limited support post is used for the turned position of big cam assembly and little cam pack is limited.
8. controlling organization in the ring main unit as claimed in claim 7, it is characterized in that, be provided with the grounding clamp block piece on the described big cam assembly, when described ring main unit main switch separating brake, one fixedly on the limited post therein of described grounding clamp block piece block is grounded switch and closes a floodgate.
9. controlling organization in the ring main unit as claimed in claim 1, it is characterized in that, be provided with baffle ring on the described cam lever connected components, described baffle ring is between the junction and spring of cam lever connected components and little cam pack, be used for the block spring, realize that spring-compressed drives little cam pack and rotates.
10. controlling organization in the ring main unit as claimed in claim 7, it is characterized in that, described big cam assembly comprises the rotating shaft of passing described mechanism upper plate and mechanism's lower plate, and be installed in the rotating shaft of big cam assembly and press close to respectively the runner of described mechanism upper plate and mechanism's lower plate, offer the fan annular opening on the big cam assembly runner, be provided with two limited support posts in the described fan annular opening; In the big cam assembly rotating shaft between two big cam assembly runners the first connecting plate is installed, the first connecting plate is connected with cam lever connected components one end; Described little cam pack comprises the rotating shaft of passing described mechanism upper plate and mechanism's lower plate, and be installed in the little cam pack rotating shaft and press close to respectively the runner of described mechanism upper plate and mechanism's lower plate, two little cam pack runners are the strip plate, and little cam pack rotating shaft is installed in little cam pack runner center; In the little cam pack rotating shaft between two little cam pack runners the second connecting plate is installed, the second connecting plate is connected with the cam lever connected components other end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310214511.9A CN103325608B (en) | 2013-05-31 | 2013-05-31 | Ring main unit control mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310214511.9A CN103325608B (en) | 2013-05-31 | 2013-05-31 | Ring main unit control mechanism |
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| CN103325608A true CN103325608A (en) | 2013-09-25 |
| CN103325608B CN103325608B (en) | 2015-04-15 |
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| CN201310214511.9A Active CN103325608B (en) | 2013-05-31 | 2013-05-31 | Ring main unit control mechanism |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104409247A (en) * | 2014-11-27 | 2015-03-11 | 无锡飞世龙机电有限公司 | Bidirectional operation mechanism |
| CN105428137A (en) * | 2015-12-23 | 2016-03-23 | 浙江博为电气有限公司 | Three-station load switch operating mechanism for gas insulated metal-enclosed switchgear |
| CN113936957A (en) * | 2021-11-18 | 2022-01-14 | 徐州市彭源电力安装工程有限公司 | Remote operation device capable of realizing local switching operation of electric ring main unit |
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| CN201022063Y (en) * | 2007-02-16 | 2008-02-13 | 北海银河开关设备有限公司 | Operation machine for three work position load switch |
| CN201038092Y (en) * | 2007-03-07 | 2008-03-19 | 北海银河开关设备有限公司 | Onload switch-fuse combined electric appliance operation mechanism |
| CN203288486U (en) * | 2013-05-31 | 2013-11-13 | 北京华电瑞通电力工程技术有限公司 | Inner control mechanism for ring network cabinet |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201022063Y (en) * | 2007-02-16 | 2008-02-13 | 北海银河开关设备有限公司 | Operation machine for three work position load switch |
| CN201038092Y (en) * | 2007-03-07 | 2008-03-19 | 北海银河开关设备有限公司 | Onload switch-fuse combined electric appliance operation mechanism |
| CN203288486U (en) * | 2013-05-31 | 2013-11-13 | 北京华电瑞通电力工程技术有限公司 | Inner control mechanism for ring network cabinet |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104409247A (en) * | 2014-11-27 | 2015-03-11 | 无锡飞世龙机电有限公司 | Bidirectional operation mechanism |
| CN104409247B (en) * | 2014-11-27 | 2016-05-18 | 无锡飞世龙机电有限公司 | A kind of double-acting power unit |
| CN105428137A (en) * | 2015-12-23 | 2016-03-23 | 浙江博为电气有限公司 | Three-station load switch operating mechanism for gas insulated metal-enclosed switchgear |
| CN113936957A (en) * | 2021-11-18 | 2022-01-14 | 徐州市彭源电力安装工程有限公司 | Remote operation device capable of realizing local switching operation of electric ring main unit |
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| Publication number | Publication date |
|---|---|
| CN103325608B (en) | 2015-04-15 |
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