CN202678148U - Middling-pressure pneumatic dual-supply load switch - Google Patents
Middling-pressure pneumatic dual-supply load switch Download PDFInfo
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- CN202678148U CN202678148U CN2012202348059U CN201220234805U CN202678148U CN 202678148 U CN202678148 U CN 202678148U CN 2012202348059 U CN2012202348059 U CN 2012202348059U CN 201220234805 U CN201220234805 U CN 201220234805U CN 202678148 U CN202678148 U CN 202678148U
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- sheave
- connecting lever
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- supply load
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- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 238000004146 energy storage Methods 0.000 claims description 19
- 230000002146 bilateral effect Effects 0.000 claims description 12
- 230000005520 electrodynamics Effects 0.000 claims description 9
- 230000009471 action Effects 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 230000008859 change Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
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Abstract
The utility model discloses a middling-pressure pneumatic dual-supply load switch, comprising a switch framework, a twin-clutch operating mechanism, a transmission component and a major loop component; the twin-clutch operating mechanism is installed in the front of the switch framework; an output terminal of the twin-clutch operating mechanism is in connection with the transmission component which is in connection with the major loop component. The middling-pressure pneumatic dual-supply load switch reduces the use quantity of switches and switch cubicles, effectively reduces costs, realizes fast change-over of power supply, avoids great economic loss of users and raises reliability and high effectiveness of a power supply system.
Description
[technical field]
The utility model relates to the electric switch aspect, the especially middle air pressing type double power-supply load swith of pressing.
[background technology]
Middle pressure air pressing type double power-supply load swith is that rated voltage is the switchgear of 12～24kV, adopt SF6 gas as arc extinguishing and dielectric, there are two major loops that independently separate and transmission in switch inside, by cooperating pairing operating mechanism and electronic assistance aids, make two moving contacts in the independent major loop by predetermined order and step is closed a floodgate and separating brake, make switch from one road electrical source exchange to another road power supply, and realize automatically switching fast.
The mode of application is at present, adopts two switches and is used for realizing switching, so just needs two complete main incoming line cabinets and several cabinet types that match, and cost is relatively high.And to utilize very complicated mechanical chain, performance is unreliable.When running into line fault, can not switch fast when needing to switch another circuit, make the user suffer economically larger loss.
[utility model content]
The purpose of this utility model solves the problems of the prior art exactly, a kind of middle pressure air pressing type double power-supply load swith is proposed, can reduce the usage quantity of switch and switch cubicle, reduce cost, can realize quick power switching, avoid the excessive economic loss of user, and can improve reliability and the high efficiency of electric power system.
For achieving the above object, the utility model proposes a kind of middle pressure air pressing type double power-supply load swith, comprise switch framework, pairing operating mechanism, drive disk assembly and major loop parts, described pairing operating mechanism is installed in the front end of switch framework, the output of pairing operating mechanism is connected to drive disk assembly, and drive disk assembly is connected to the major loop parts.
As preferably, described pairing operating mechanism comprises electrodynamic element assembly, sheave assembly, left spring energy storage component and right spring energy-storage assembly, and described electrodynamic element assembly is connected to the sheave assembly, and the left side of sheave assembly is connected with the left spring energy storage component.
As preferably, described sheave assembly comprise part on the left side close indication, part on the right side close indication, the arm of turning left, the arm of turning right, sheave, main shaft and frame, described part on the left side close the indication be connected with the arm of turning left, part on the right side and close indication and the arm connection of being connected, the center of sheave is welded with main shaft, and main shaft is installed on the centre bore of frame, makes sheave be positioned at the middle part of frame, the left side of sheave cooperates installation with the arm of turning left, and the right side of sheave cooperates installation with the arm of turning right.
As preferably, have three sections curved grooves on the described sheave, be respectively left parabolic wire casing, arc groove and right parabolic wire casing, described arc groove is between left parabolic wire casing and right parabolic wire casing, turn left arm and turn right and roller all is installed on the arm, the roller on turn left arm and the arm of turning right can slide in three sections curved grooves of sheave.
As preferably, described arc groove is take the axle center of main shaft as the center of circle, and the length of arc groove is 180 °.
As preferably, described left spring energy storage component comprises the first axle, the first connecting lever, the first spring, the second connecting lever and the first output connecting rod, described the first axle is fixed on the frame, one end of the first connecting lever is welded on the first axle, the other end of the first connecting lever is installed an end of the first spring, one end of the second connecting lever is installed on the first axle, and the other end of the second connecting lever is installed the other end of the first spring, and the other end of the second connecting lever is also connected to the first output connecting rod; Described right spring energy-storage assembly comprises the second axle, the 3rd connecting lever, the second spring, the 4th connecting lever and the second output connecting rod, described the second axle is fixed on the frame, one end of the 3rd connecting lever is welded on the second axle, the other end of the 3rd connecting lever is installed an end of the second spring, one end of the 4th connecting lever is installed on the second axle, the other end of the 4th connecting lever is installed the other end of the second spring, and the other end of the 4th connecting lever is also connected to the second output connecting rod.
As preferably, described electrodynamic element assembly comprises the first button, the second button, operating axis, motor, clutch and decelerator, motor is installed on the decelerator, clutch is installed on the decelerator, operating axis is fixed on the clutch, and frame is provided with the first button and the second button that is electrically connected on the motor.
As preferably, described drive disk assembly comprises two output shafts and 6 pairs of action connecting levers, is connected with 3 pairs of action connecting levers on described each output shaft, and two output shafts are connected respectively to the first output connecting rod and the second output connecting rod.
As preferably, described major loop parts comprise the first end hook bolt, the first bilateral insulating sleeve, guidance contacts, the first Mume flower contact, insulating case, sliding sleeve, conductive sleeve, the second Mume flower contact, threaded cap, fixed contact, insulating cover, the second bilateral insulating sleeve and the second termination bolt, described guidance contacts is arranged with the first bilateral insulating sleeve and conductive sleeve, the two ends of conductive sleeve are respectively equipped with the first Mume flower contact and the second Mume flower contact, the outside of conductive sleeve is provided with sliding sleeve, the outside of sliding sleeve is provided with insulating case, the outer end of sliding sleeve is provided with threaded cap, and the outer end of guidance contacts is provided with the first end hook bolt; Be arranged with the second bilateral insulating sleeve on the fixed contact, the two ends of fixed contact are respectively equipped with insulating cover and the second termination bolt; The position of described fixed contact is corresponding with the position of guidance contacts.
The beneficial effects of the utility model: the utility model has reduced the usage quantity of switch and switch cubicle, effectively reduces cost, realizes quick power switching, avoids the excessive economic loss of user, has improved reliability and the high efficiency of electric power system.
Feature of the present utility model and advantage will be elaborated by reference to the accompanying drawings by embodiment.
[description of drawings]
Fig. 1 is the front view of pressing the air pressing type double power-supply load swith in the utility model;
Fig. 2 is the left view of pressing the air pressing type double power-supply load swith in the utility model;
Fig. 3 is the A-A cutaway view of Fig. 1;
Fig. 4 is the vertical view of pressing the air pressing type double power-supply load swith in the utility model;
Fig. 5 is the stereogram of pressing the air pressing type double power-supply load swith in the utility model;
Fig. 6 is the front view of pressing pairing operating mechanism in the air pressing type double power-supply load swith in the utility model;
Fig. 7 is the left view of pressing pairing operating mechanism in the air pressing type double power-supply load swith in the utility model;
Fig. 8 is the A-A cutaway view of Fig. 7;
Fig. 9 is the vertical view of pressing pairing operating mechanism in the air pressing type double power-supply load swith in the utility model;
Figure 10 is the rearview of pressing pairing operating mechanism in the air pressing type double power-supply load swith in the utility model;
Figure 11 is the stereogram of pressing pairing operating mechanism in the air pressing type double power-supply load swith in the utility model;
Figure 12 is the cutaway view of pressing major loop parts in the air pressing type double power-supply load swith in the utility model.
[embodiment]
Consult Fig. 1,2,3,4,5, middle pressure air pressing type double power-supply load swith, comprise switch framework 23, pairing operating mechanism 21, drive disk assembly and major loop parts 22, described pairing operating mechanism 21 is installed in the front end of switch framework 23, the output of pairing operating mechanism 21 is connected to drive disk assembly, and drive disk assembly is connected to major loop parts 22.Described drive disk assembly comprises two output shafts 25 and 6 pairs of action connecting levers 24, is connected with 24, two output shafts 25 of 3 pairs of action connecting levers on described each output shaft 25 and is connected respectively to the first output connecting rod 19 and the second output connecting rod 20.
Consult Fig. 6,7,8,9,10,11, pairing operating mechanism 21, comprise electrodynamic element assembly, sheave assembly, left spring energy storage component and right spring energy-storage assembly, described electrodynamic element assembly is connected to the sheave assembly, the left side of sheave assembly is connected with the left spring energy storage component, and the right side of sheave assembly is connected with right spring energy-storage assembly.
Described sheave assembly comprises parting on the left side and closes indication 4, parts on the right side and close indication 9, the arm 12 of turning left, the arm 10 of turning right, sheave 11, main shaft 2 and frame, described parting on the left side closed indication 4 and is connected with the arm 12 of turning left, part on the right side and close indication 9 and arm 10 connections of being connected, the center of sheave 11 is welded with main shaft 2, main shaft 2 is installed on the centre bore of frame, make sheave 11 be positioned at the middle part of frame, the left side of sheave 11 cooperates installation with the arm 12 of turning left, and the right side of sheave 11 cooperates installation with the arm 10 of turning right.Have three sections curved grooves on the described sheave 11, be respectively left parabolic wire casing, arc groove and right parabolic wire casing, described arc groove is between left parabolic wire casing and right parabolic wire casing, turning left all is equipped with roller on arm 12 and the arm 10 of turning right, and the roller on turn left arm 12 and the arm 10 of turning right can slide in three sections curved grooves of sheave 11.Described arc groove is take the axle center of main shaft 2 as the center of circle, and the length of arc groove is 180 °.Described left parabolic wire casing is identical with the shape of right parabolic wire casing.
Described left spring energy storage component comprises the first axle 1, the first connecting lever 17, the first spring 18, the second connecting lever 16 and the first output connecting rod 19, described the first axle 1 is fixed on the frame, one end of the first connecting lever 17 is welded on the first axle 1, the other end of the first connecting lever 17 is installed an end of the first spring 18, one end of the second connecting lever 16 is installed on the first axle 1, the other end of the second connecting lever 16 is installed the other end of the first spring 18, and the other end of the second connecting lever 16 is also connected to the first output connecting rod 19; Described right spring energy-storage assembly comprises the second axle 3, the 3rd connecting lever 14, the second spring 13, the 4th connecting lever 15 and the second output connecting rod 20, described the second axle 3 is fixed on the frame, one end of the 3rd connecting lever 14 is welded on the second axle 3, the other end of the 3rd connecting lever 14 is installed an end of the second spring 13, one end of the 4th connecting lever 15 is installed on the second axle 3, the other end of the 4th connecting lever 15 is installed the other end of the second spring 13, and the other end of the 4th connecting lever 15 is also connected to the second output connecting rod 20.
Described electrodynamic element assembly comprises the first button 5, the second button 6, operating axis 7, motor 8, clutch and decelerator, motor 8 is installed on the decelerator, clutch is installed on the decelerator, operating axis 7 is fixed on the clutch, and frame is provided with the first button 5 and the second button 6 that is electrically connected on the motor 8.
Consult Figure 12, major loop parts 22 comprise first end hook bolt 26, the first bilateral insulating sleeve 27, guidance contacts 28, the first Mume flower contact 29, insulating case 30, sliding sleeve 31, conductive sleeve 32, the second Mume flower contact 33, threaded cap 34, fixed contact 35, insulating cover 36, the second bilateral insulating sleeve 37 and the second termination bolt 38, described guidance contacts 28 is arranged with the first bilateral insulating sleeve 27 and conductive sleeve 32, the two ends of conductive sleeve 32 are respectively equipped with the first Mume flower contact 29 and the second Mume flower contact 33, the outside of conductive sleeve 32 is provided with sliding sleeve 31, the outside of sliding sleeve 31 is provided with insulating case 30, the outer end of sliding sleeve 31 is provided with threaded cap 34, and the outer end of guidance contacts 28 is provided with first end hook bolt 26; Be arranged with the second bilateral insulating sleeve 37 on the fixed contact 35, the two ends of fixed contact 35 are respectively equipped with insulating cover 36 and the second termination bolt 38; The position of described fixed contact 35 is corresponding with the position of guidance contacts 28.
Middle pressure air pressing type double power-supply load swith operation principle: switch is sealed in the metal cabinet that is welded by corrosion resistant plate, and inside is filled with the SF6 gas that relative pressure is 0.4bar, adopts the air pressing type arc extinguishing structure.Switch is provided with the major loop that symmetry is separated, and by pairing operating mechanism 21 output kinetic energies, passes to respectively two output shafts 25 by the first output connecting rod 19, the second output connecting rod 20.Two output shafts 25 rotate and drive respectively 6 pairs of connecting levers swings, thereby the moving contact that drives in the major loop parts 22 moves up and down, and realizes a minute closing operation.Again since the kinetic energy of mechanism output according to sheave change of shape (referring to pairing mechanism action principle part), so also installing mechanism sheave change of shape of deciliter order of switch.Realize the two-way electrical source exchange.
Pairing mechanism action principle: rotate with operating grip or motor driver operation axle 7, the clutch closure makes main shaft 2 rotate with operating axis 7, simultaneously also and then rotation of sheave 11.Three sections curves are arranged on the sheave, the two sections parabolas in both sides, the centre is to take in the axle center of main shaft 1 as the circular arc in the center of circle.When sheave 11 rotates, turn right arm 10, the arm 12 of turning left during with the channel shape on the sheave 11 stopping time moving, when sheave 11 clockwise rotates, the roller of arm 12 of turning left swings along the parabolic wire casing, makes the first axle 1 rotate 18 energy storage of the first spring, after having served as the dead point, the first spring 18 is released energy, and the first output connecting rod 19 externally does work, until the parabolic wire casing is covered.Simultaneously since the roller of the arm 10 of turning right on arc groove, sheave 11 rotates, the arm 10 of turning right does not swing, so the externally acting of the second output connecting rod 20.When the clockwise transmission of sheave 11 continuation, the roller of the arm 12 of turning left begins to walk on the circular arc, and sheave 11 rotates, and the arm 12 of turning left does not swing.And the roller of the arm 10 of turning right simultaneously swings along the parabolic wire casing, and the second axle 3 is rotated, 13 energy storage of the second spring, served as the dead point after, the second spring 13 release can, the second output connecting rod 20 externally does work, until the parabolic wire casing is covered, vice versa.
Above-described embodiment is to explanation of the present utility model, is not to restriction of the present utility model, any scheme after the utility model simple transformation is all belonged to protection range of the present utility model.
Claims (9)
1. middle pressure air pressing type double power-supply load swith, it is characterized in that: comprise switch framework, pairing operating mechanism, drive disk assembly and major loop parts, described pairing operating mechanism is installed in the front end of switch framework, the output of pairing operating mechanism is connected to drive disk assembly, and drive disk assembly is connected to the major loop parts.
2. middle pressure air pressing type double power-supply load swith as claimed in claim 1, it is characterized in that: described pairing operating mechanism comprises electrodynamic element assembly, sheave assembly, left spring energy storage component and right spring energy-storage assembly, described electrodynamic element assembly is connected to the sheave assembly, the left side of sheave assembly is connected with the left spring energy storage component, and the right side of sheave assembly is connected with right spring energy-storage assembly.
3. middle pressure air pressing type double power-supply load swith as claimed in claim 2, it is characterized in that: described sheave assembly comprise part on the left side close indication, part on the right side close indication, the arm of turning left, the arm of turning right, sheave, main shaft and frame, described part on the left side close the indication be connected with the arm of turning left, part on the right side and close indication and the arm connection of being connected, the center of sheave is welded with main shaft, main shaft is installed on the centre bore of frame, make sheave be positioned at the middle part of frame, the left side of sheave cooperates installation with the arm of turning left, and the right side of sheave cooperates installation with the arm of turning right.
4. middle pressure air pressing type double power-supply load swith as claimed in claim 3, it is characterized in that: have three sections curved grooves on the described sheave, be respectively left parabolic wire casing, arc groove and right parabolic wire casing, described arc groove is between left parabolic wire casing and right parabolic wire casing, turn left arm and turn right and roller all is installed on the arm, the roller on turn left arm and the arm of turning right can slide in three sections curved grooves of sheave.
5. middle pressure air pressing type double power-supply load swith as claimed in claim 4 is characterized in that: described arc groove is take the axle center of main shaft as the center of circle, and the length of arc groove is 180 °.
6. middle pressure air pressing type double power-supply load swith as claimed in claim 5, it is characterized in that: described left spring energy storage component comprises the first axle, the first connecting lever, the first spring, the second connecting lever and the first output connecting rod, described the first axle is fixed on the frame, one end of the first connecting lever is welded on the first axle, the other end of the first connecting lever is installed an end of the first spring, one end of the second connecting lever is installed on the first axle, the other end of the second connecting lever is installed the other end of the first spring, and the other end of the second connecting lever is also connected to the first output connecting rod; Described right spring energy-storage assembly comprises the second axle, the 3rd connecting lever, the second spring, the 4th connecting lever and the second output connecting rod, described the second axle is fixed on the frame, one end of the 3rd connecting lever is welded on the second axle, the other end of the 3rd connecting lever is installed an end of the second spring, one end of the 4th connecting lever is installed on the second axle, the other end of the 4th connecting lever is installed the other end of the second spring, and the other end of the 4th connecting lever is also connected to the second output connecting rod.
7. middle pressure air pressing type double power-supply load swith as claimed in claim 6, it is characterized in that: described electrodynamic element assembly comprises the first button, the second button, operating axis, motor, clutch and decelerator, motor is installed on the decelerator, clutch is installed on the decelerator, operating axis is fixed on the clutch, and frame is provided with the first button and the second button that is electrically connected on the motor.
8. middle pressure air pressing type double power-supply load swith as claimed in claim 7, it is characterized in that: described drive disk assembly comprises two output shafts and 6 pairs of action connecting levers, be connected with 3 pairs of action connecting levers on described each output shaft, two output shafts are connected respectively to the first output connecting rod and the second output connecting rod.
9. middle pressure air pressing type double power-supply load swith as claimed in claim 8, it is characterized in that: described major loop parts comprise the first end hook bolt, the first bilateral insulating sleeve, guidance contacts, the first Mume flower contact, insulating case, sliding sleeve, conductive sleeve, the second Mume flower contact, threaded cap, fixed contact, insulating cover, the second bilateral insulating sleeve and the second termination bolt, described guidance contacts great waves are arranged with the first bilateral insulating sleeve and conductive sleeve, the two ends of conductive sleeve are respectively equipped with the first Mume flower contact and the second Mume flower contact, the outside of conductive sleeve is provided with sliding sleeve, the outside of sliding sleeve is provided with insulating case, the outer end of sliding sleeve is provided with threaded cap, and the outer end of guidance contacts is provided with the first end hook bolt; Be arranged with the second bilateral insulating sleeve on the fixed contact, the two ends of fixed contact are respectively equipped with insulating cover and the second termination bolt; The position of described fixed contact is corresponding with the position of guidance contacts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202348059U CN202678148U (en) | 2012-05-21 | 2012-05-21 | Middling-pressure pneumatic dual-supply load switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202348059U CN202678148U (en) | 2012-05-21 | 2012-05-21 | Middling-pressure pneumatic dual-supply load switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202678148U true CN202678148U (en) | 2013-01-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012202348059U Expired - Lifetime CN202678148U (en) | 2012-05-21 | 2012-05-21 | Middling-pressure pneumatic dual-supply load switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202678148U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105761962A (en) * | 2016-04-06 | 2016-07-13 | 中国船舶重工集团公司第七〇二研究所 | Electric transfer switch |
| CN109449026A (en) * | 2018-11-23 | 2019-03-08 | 盎迈智能科技（上海）有限公司 | Biswitch rigidity interlocking mechanism |
-
2012
- 2012-05-21 CN CN2012202348059U patent/CN202678148U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105761962A (en) * | 2016-04-06 | 2016-07-13 | 中国船舶重工集团公司第七〇二研究所 | Electric transfer switch |
| CN105761962B (en) * | 2016-04-06 | 2018-05-11 | 中国船舶重工集团公司第七一二研究所 | A kind of electronic change-over switch |
| CN109449026A (en) * | 2018-11-23 | 2019-03-08 | 盎迈智能科技（上海）有限公司 | Biswitch rigidity interlocking mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ZHEJIANG ELECTRIC POWER COMPANY HUZHOU POWER OFFIC Effective date: 20131016 Owner name: STATE ELECTRIC NET CROP. Free format text: FORMER OWNER: HUZHOU TALENT POWER SALES + TECHNOLOGY SERVICE CO., LTD. Effective date: 20131016 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 313000 HUZHOU, ZHEJIANG PROVINCE TO: 100017 XICHENG, BEIJING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20131016 Address after: 100017 West Chang'an Avenue, Beijing, No. 86, No. Patentee after: State Grid Corporation of China Patentee after: Zhejiang Electric Power Company Patentee after: Huzhou Power Office Patentee after: Huzhou Talent Power Sales & Technology Service Co., Ltd. Address before: 313000 No. 178 Lu Wang Road, Wuxing District, Zhejiang, Huzhou Patentee before: Huzhou Talent Power Sales & Technology Service Co., Ltd. |
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| CX01 | Expiry of patent term |
Granted publication date: 20130116 |
|
| CX01 | Expiry of patent term |