CN203521301U - Adjusting mechanism of microswitch of sulfur hexafluoride gas density relay - Google Patents
Adjusting mechanism of microswitch of sulfur hexafluoride gas density relay Download PDFInfo
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- CN203521301U CN203521301U CN201320578073.XU CN201320578073U CN203521301U CN 203521301 U CN203521301 U CN 203521301U CN 201320578073 U CN201320578073 U CN 201320578073U CN 203521301 U CN203521301 U CN 203521301U
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- sensitive switch
- gas density
- density relay
- sulfur hexafluoride
- hexafluoride gas
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Abstract
The utility model discloses an adjusting mechanism of a microswitch of a sulfur hexafluoride gas density relay. The adjusting mechanism comprises a microswitch, a fixing piece, a rotary shaft rivet and a rotary piece, wherein the microswitch is fixed at one end of the rotary piece, and the other end of the rotary piece is connected with one end of the fixing piece through the rotary shaft rivet and a spring. The adjusting mechanism of the microswitch of the sulfur hexafluoride gas density relay is capable of adjusting the position of the microswitch conveniently in a narrow shell of the density relay, adjusting accuracy is high, and the production efficiency of the density relay is improved.
Description
Technical field
The utility model relates to a kind of governor motion, relates in particular to a kind of governor motion of sensitive switch of sulfur hexafluoride gas density relay.
Background technology
Sulphur hexafluoride electric switch has been widely used in power department, has promoted the fast development of power industry.The reliable and secure operation that guarantees sulphur hexafluoride electric switch has become one of vital task of power department.The arc-extinguishing medium of sulphur hexafluoride electric switch and dielectric are sulfur hexafluoride gas, if leak gas, just can not guarantee the reliable and secure operation of sulphur hexafluoride electric switch.So the sulfur hexafluoride density value of monitoring sulphur hexafluoride electric switch is very necessary.The applicant and colleague thereof once disclosed several gas density relays (seeing Chinese patent application 200520115321.2,201020190271.5 and 201010171798.8), as depicted in figs. 1 and 2, these gas density relays include a displacement amplifying mechanism 6, the initiating terminal of this displacement amplifying mechanism 6 is connected with the other end of temperature compensating element 4, and amplify the contact lever that end drives sensitive switch 101～103, the contact on sensitive switch 101～103 is switched on or switched off; When gas density value changes, Bourdon tube 3 and temperature compensating element 4 produce displacement, this displacement passes to sensitive switch 101～103 after displacement amplifying mechanism 6 amplifies, and makes sensitive switch 101～103 send corresponding action and sends signal, completes the function of density monitor.Because the specification of density monitor is varied, how to debug the density monitor of all size parameter, the very trouble that just seems, and also the efficiency of debugging is very low.Because the sensitive switch in above-mentioned gas density monitor is fixed, thereby need to complete by Signal Regulation mechanism 111～113 adjusting of the density monitor of all size.It is along with the variation of gas density is in motion that yet Signal Regulation mechanism 111～113 is in operation always, again in the housing of the narrow space of density monitor, so regulate also, bother very much, in Practical manufacturing, regulate efficiency very low, after regulating, also want 111～113 motions of inhibit signal governor motion, this has brought very large challenge to the reliability of density monitor simultaneously.
In sum, these current contacts are the sulfur hexafluoride gas density relay of sensitive switch form, and debugging efficiency is low, is difficult to meet production requirement.Be necessary to develop a kind of sensitive switch governor motion, to guarantee system reliably working, enhance productivity, need technically to innovate again for this reason, to meet the requirement of sturdy power grid, reliable power grid.
Summary of the invention
The purpose of this utility model is to overcome the defect of prior art, a kind of governor motion of sensitive switch of sulfur hexafluoride gas density relay is provided, it can regulate easily the position of sensitive switch in the housing of the narrow space of density monitor, and degree of regulation is high, thereby can improve the production efficiency of density monitor.
The purpose of this utility model is achieved in that a kind of governor motion of sensitive switch of sulfur hexafluoride gas density relay, comprise sensitive switch, fixture, rotating shaft rivet and rotating part, wherein, described sensitive switch is fixed on one end of described rotating part, and the other end of described rotating part is connected with spring by rotating shaft rivet with one end of described fixture.
The governor motion of the sensitive switch of above-mentioned sulfur hexafluoride gas density relay, wherein, described sensitive switch is with contact lever, described rotating part is the L shaped crotch-shaped with the neck of hook and hook, and described sensitive switch is fixed on the end of the neck of hook of described rotating part in its contact lever mode relative with described hook.
The governor motion of the sensitive switch of above-mentioned sulfur hexafluoride gas density relay, wherein, described spring is butterfly spring or plain cushion spring.
The governor motion of the sensitive switch of above-mentioned sulfur hexafluoride gas density relay, wherein, described rotating shaft rivet is quill shaft.
The technical scheme of the governor motion of the sensitive switch of sulfur hexafluoride gas density relay of the present utility model, in the situation that fixture is fixed on the pedestal of density monitor by regulating rotary moving part, the position of adjustable sensitive switch, contact operating value that can regulating density relay under the cooperation of signal trigger mechanism, completes debugging and the manufacture work of the density monitor of all size.Governor motion of the present utility model can regulate easily the position of sensitive switch in the housing of the narrow space of density monitor, and degree of regulation is high, thereby can improve the production efficiency of density monitor.
Accompanying drawing explanation
Fig. 1 is the structural representation of the pointer sulfur hexafluoride gas density relay of prior art;
Fig. 2 is the partial side view of Fig. 1;
Fig. 3 is the structural representation of the governor motion of the first sensitive switch of the present utility model;
Fig. 4 is the structural representation when work of the governor motion of the first sensitive switch of the present utility model;
Fig. 5 is that the A of Fig. 4 is to view;
Fig. 6 is the structural representation of the governor motion of the second sensitive switch of the present utility model;
Fig. 7 is the structural representation of the governor motion of the second sensitive switch of the present utility model in when work.
Embodiment
Refer to Fig. 3, the governor motion of the first sensitive switch of the present utility model, comprises sensitive switch 101, rotating part 1111, fixture 1114, spring 1112 and rotating shaft rivet 1113, wherein,
Fixture 1111 is on a winding sheet and surface, to offer two installing holes, offers a connecting hole for one of this fixture;
Rotating part 1114 in the governor motion of sensitive switch of the present utility model can rotate along rivet rotating shaft 1113 under external force, and is not having rotating part 1114 under External Force Acting not rotate along rivet rotating shaft 1113.Because sensitive switch 101 is to be fixed on rotating part 1114, in the situation that fixing, fixture 1111 by regulating rotary moving part 1114, can regulate the position of sensitive switch 101.
Refer to again the operation principle that Fig. 4 and Fig. 5 combination participation Fig. 1 and Fig. 2 illustrate the governor motion of a kind of sensitive switch of the present utility model.
Sulfur hexafluoride gas density relay comprises Baden's pipe 3, temperature compensating element 4(present case adopts bimetallic material), pedestal 5, movement 6, connecting rod 7, housing 8, joint 9, three sensitive switches 101, 102, 103, three governor motions 111 of the present utility model, 112, 113, signal trigger mechanism 12, linking arm 13, end seat 14, junction block 15, watch crystal 16, case 17, electric wire 21, switch is auxiliary body 24 fixedly, position-limit mechanism 25 and band are useful on dial 1 and the pointer 2 that shows indicating value.The present embodiment is usingd three sensitive switches, 101,102,103 signal generators as gas density relay, and these three sensitive switches 101,102,103 are respectively with contact lever 1011,1021,1031.Sensitive switch 101,102,103 can adopt normal opened contact, also can adopt normally closed contact, and its installation site is unrestricted.
The width of Baden's pipe 3 is 14～60mm, in order to improve resistance to shock, the width of Baden's pipe 3 is elected 20～40mm as, one end of Baden's pipe 3 is connected on pedestal 5, the other end is welded on end seat 14, this end seat 14 is connected with one end of temperature compensating element 4, and the other end of temperature compensating element 4 is connected with linking arm 13, this temperature compensating element 4 be shaped as ∪ shape or Ω shape; Linking arm 13 is connected with one end of connecting rod 7 again, and the other end of connecting rod 7 is connected with the initiating terminal 611 of the sector gear 61 of movement 6; Signal trigger mechanism 12 is comprised of signal trigger mechanism axle 121 and three cams 1221,1222,1223, and signal trigger mechanism axle 121 is vertically fixed on the surface of sector gear 61 of movement 6.Specifically, movement 6 comprises machine mandrel 60, hairspring 64, movement train wheel bridge 65, and the movement lower plate 66 that be arranged in parallel of movement train wheel bridge 65, the sector gear 61 that is connected across the central gear 63 between movement train wheel bridge 65 and movement lower plate 66 and is connected with a joggle with this central gear 63 rotationally; One end of signal trigger mechanism axle 121 is connected on the surface of sector gear 61 of movement 6 and rotates with this sector gear 61, three cam 1221,1222,1223 compartment of terrains, the ground of the length direction along signal trigger mechanism axle 121 are arranged on signal trigger mechanism axle 121, and these three cams 1221,1222,1223 are resisted against on the lever 1011,1021,1031 of sensitive switch 101,102,103 correspondingly.Movement 6 can also be installed damping mechanism in one end of sector shaft 610.
Three governor motions 111,112,113 of the present utility model are fixed on pedestal 5 by fixture 1111,1121,1131 correspondingly, and the rotating shaft 1113,1123,1133 of three governor motions 111,112,113 of the present utility model is all coaxial with the sector shaft 610 of movement 6; Three fine motion sensitive switches 101,102,103 are fixed on the rotating part 1114,1124,1134 of three governor motions 111,112,113 of the present utility model in its contact lever 1011,1021,1031 modes relative with hook correspondingly, and three governor motions 111,112,113 of the present utility model are for regulating the position of sensitive switch 101,102,103.The signal trigger mechanism axle 121 of signal trigger mechanism 12 and three cams 1221,1222,1223 drive the contact lever 1011,1021,1031 of sensitive switch 101,102,103 according to gas density value and force value, the contact on sensitive switch 101,102,103 is switched on or switched off; The contact of sensitive switch 101,102,103 is connected by electrical wiring on junction block, and junction block 15 is fixed on housing 8; Joint 9 is fixed on housing 8, and watch crystal 16, case 17 and sealing ring thereof are separately fixed on housing 8, can protect housing 8 internal mechanisms to avoid mechanical damage and dirt, rainwater is invaded.One end of deferent is connected with pedestal 5, and positiver sealing; The other end of deferent is connected with joint 9, and positiver sealing.In order further to improve the resistance to shock of density monitor, signal trigger mechanism axle 121 is also with position-limit mechanism 25, the other end of 25 pairs of signal trigger mechanism axles 121 of this position-limit mechanism plays position-limiting action, prevents that signal trigger mechanism axle 121 from rocking because vibration causes, thereby improves resistance to shock.
When gas density value changes, Baden's pipe 3 and temperature compensating element 4 produce displacement, and this displacement passes to sector gear 61 by connecting rod 7, by sector gear 61, drive signal trigger mechanism axle 121 and three cams 1221,1222,1223 to rotate.Three cams 1221,1222,1223 drive the contact lever 1011,1021,1031 of sensitive switch 101,102,103 according to gas density value and force value, make the contact on sensitive switch 101,102,103 be switched on or switched off and send corresponding signal, complete the function of density monitor.
Switch fixedly auxiliary body 24 is fixed on pedestal 5, and the switch fixedly form of auxiliary body 24 is unrestricted, can variation.After the contact operating value of density monitor regulates, need to fix thoroughly sensitive switch, specifically, by switch fixedly auxiliary body 24 rotating part 1114,1124,1134 of three governor motions 111,112,113 of the present utility model is fixed on pedestal 5, sensitive switch is fixed thoroughly, be not subject to any vibration and be shifted, thereby can greatly improve the resistance to shock of relay, guaranteeing system reliably working.
Governor motion 111,112,113 of the present utility model overregulates rotating part 1114,1124,1134 and realizes the position that regulates sensitive switch 101,102,103, and then contact operating value that can regulating density relay in the situation that signal trigger mechanism 12 coordinates, realize debugging density monitor, complete debugging and the manufacture work of the density monitor of all size.
In one embodiment, the rotating shaft rivet 1113 in the position adjusting mechanism of sensitive switch of the present utility model is quill shaft (see figure 6), and signal trigger mechanism axle 121 is interted rotationally in the endoporus of this rotating shaft rivet 1114.Thereby make rotating shaft rivet 1114 respectively with signal trigger mechanism axle 121 and the coaxial (see figure 7) of sector shaft 610, signal trigger mechanism axle 121 is coaxial with sector shaft 610.
Above embodiment is only for illustration of the utility model, but not to restriction of the present utility model, person skilled in the relevant technique, in the situation that not departing from spirit and scope of the present utility model, can also make various conversion or modification, therefore all technical schemes that are equal to also should belong to category of the present utility model, should be limited by each claim.
Claims (4)
1. a governor motion for the sensitive switch of sulfur hexafluoride gas density relay, comprises sensitive switch, fixture, rotating shaft rivet and rotating part, it is characterized in that,
Described sensitive switch is fixed on one end of described rotating part, and the other end of described rotating part is connected with spring by rotating shaft rivet with one end of described fixture.
2. the governor motion of the sensitive switch of sulfur hexafluoride gas density relay according to claim 1, it is characterized in that, described sensitive switch is with contact lever, described rotating part is the L shaped crotch-shaped with the neck of hook and hook, and described sensitive switch is fixed on the end of the neck of hook of described rotating part in its contact lever mode relative with described hook.
3. the governor motion of the sensitive switch of sulfur hexafluoride gas density relay according to claim 1, is characterized in that, described spring is butterfly spring or plain cushion spring.
4. the governor motion of the sensitive switch of sulfur hexafluoride gas density relay according to claim 1, is characterized in that, described rotating shaft rivet is quill shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320578073.XU CN203521301U (en) | 2013-09-18 | 2013-09-18 | Adjusting mechanism of microswitch of sulfur hexafluoride gas density relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320578073.XU CN203521301U (en) | 2013-09-18 | 2013-09-18 | Adjusting mechanism of microswitch of sulfur hexafluoride gas density relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203521301U true CN203521301U (en) | 2014-04-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320578073.XU Withdrawn - After Issue CN203521301U (en) | 2013-09-18 | 2013-09-18 | Adjusting mechanism of microswitch of sulfur hexafluoride gas density relay |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203521301U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103474290A (en) * | 2013-09-18 | 2013-12-25 | 上海乐研电气科技有限公司 | Adjusting mechanism of microswitch of sulfur hexafluoride gas density relay |
-
2013
- 2013-09-18 CN CN201320578073.XU patent/CN203521301U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103474290A (en) * | 2013-09-18 | 2013-12-25 | 上海乐研电气科技有限公司 | Adjusting mechanism of microswitch of sulfur hexafluoride gas density relay |
| CN103474290B (en) * | 2013-09-18 | 2015-10-21 | 上海乐研电气科技有限公司 | A kind of governor motion of sensitive switch of sulfur hexafluoride gas density relay |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140402 Effective date of abandoning: 20151021 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |