CN103346046A - Switch trip device - Google Patents
Switch trip device Download PDFInfo
- Publication number
- CN103346046A CN103346046A CN2013102475778A CN201310247577A CN103346046A CN 103346046 A CN103346046 A CN 103346046A CN 2013102475778 A CN2013102475778 A CN 2013102475778A CN 201310247577 A CN201310247577 A CN 201310247577A CN 103346046 A CN103346046 A CN 103346046A
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- contact
- pedestal
- tripping
- handle
- contact supporting
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Abstract
The invention relates to a switch trip device which comprises a substrate, a coil, an armature, magnetic steel, and a trip mechanism. The trip mechanism comprises a moving contact, a contact support, a lock catch, a trip buckle, and a handle. A shaft hole in the middle of the contact support is connected with a pin shaft on the substrate in a movable fit mode. The moving contact is arranged on the lower portion of the contact support through the pin shaft. An installation torsion spring is arranged between the moving contact and the contact support. The lower hem of the lock catch is sleeved on the upper portion of the contact support. The lock catch is arranged on a fixing shaft of the substrate through a central hole in a movable fit mode. The trip buckle is arranged in the end face of the contact support. The handle is arranged on the substrate. A handle torsion spring is arranged between the handle and the substrate. A connecting rod is arranged between the handle and the lock catch. One end of the connecting rod is movably inserted in a small hole in the end face of the handle, and the other end of the connecting rod is movably inserted in a small hole in the end face of the lock catch. The switch trip device has the advantages of being good in trip stability, high in over-current protection precision, good in motion reliability, and the like, and is suitable for being used for a short circuiting device, an electric leakage switch, an insulation switch, a vacuum switch and other electric switches.
Description
Technical field
The present invention relates to a kind of appliance field, particularly about a kind of switch release.The present invention is applicable to the overcurrent trip gear of appliance switches such as short-circuiting device, leakage switch, isolating switch, air switch, vacuum switch.
Background technology
At present, be used for the release of all kinds of appliance switches, generally all be made up of housing, base plate, yoke, coil, armature, magnet steel and spring, spring is fixedly connected on the base plate, realizes resetting of armature.Be the leakage switch release of ZL95211989.7 as the patent No., be made of shell, base plate and release member that it is characterized in that: base plate is provided with the screw with its loose joint, screw is again by being connected with spring in the release member with the joint of its loose joint; The other end of spring is connected with armature in the release member.When overcurrent conditions such as electric leakage take place when, induction coil work, armature overcomes spring tension, ejects push rod, and deenergization ensures circuit and personal safety.Its major defect is: repeatability and the poor stability of push rod action in the dropout process, operation precision and reliability are low.
Summary of the invention
The objective of the invention is the shortcoming at the prior art existence, the switch trip gear of a kind of good stability, protection precision height, good reliability is provided.
Technical scheme of the present invention comprises pedestal, coil, armature, magnet steel, tripping mechanism, and magnet steel and tripping mechanism are fixedly mounted in the pedestal, and an end of coil is connected with the inlet wire binding post, and the other end is connected with fixed contact on being fixed on pedestal; Mainly be that tripping mechanism comprises moving contact, contact supporting, snap close, tripping, handle; Axis hole in the middle of the contact supporting is connected movingly with the bearing pin on the pedestal, moving contact is installed in the contact supporting bottom by bearing pin, between moving contact and contact supporting, torsion spring is installed, one end of moving contact has the contact that cooperatively interacts with fixed contact, and the other end is connected with the outlet binding post by lead; The bottom of snap close is sleeved on contact supporting top, and snap close is installed on the fixed axis of pedestal movingly by centre bore; Tripping is installed in the end face of contact supporting, and the lower end of tripping has cylinder end face with the armature contact-making surface that cooperatively interacts; Pedestal is provided with handle, is provided with the handle torsion spring between handle and the pedestal, is provided with connecting rod between handle and snap close, and connecting rod one end is actively plugged in the interior aperture of handle end face, and the connecting rod other end is actively plugged in the interior aperture of snap close end face.
In above technical scheme, be provided with extension spring between contact supporting top and the pedestal, an end of extension spring hangs in the aperture on contact supporting top, and the other end hangs on the pedestal.
In above technical scheme, the torsion spring between moving contact and the contact supporting adopts two-way torsion spring.
In above technical scheme, tripping middle part is sleeved on the mount pin in the contact supporting plane by installing hole, between tripping lower end and the pedestal pull-rod spring is housed, and the end top of pull-rod spring is contained in the outerplanar of tripping, and the other end is fixed on the pedestal.
Advantage of the present invention is to adopt the tripping mechanism of being made up of moving contact, contact supporting, snap close, tripping, handle; during the circuit overcurrent; armature is released by magnetic force and is headed on tripping drive contact supporting, snap close rotation; handle is resetted; moving contact and fixed contact disconnect; protective circuit and personal safety, its dropout good stability, overcurrent protection precision height, reliable in action are good.
Description of drawings
Fig. 1 is structural representation of the present invention.
Embodiment
Switch trip gear as shown in Figure 1, comprise pedestal 15, coil 2, armature 16, magnet steel 1, tripping mechanism, magnet steel 1 and tripping mechanism are fixedly mounted in the pedestal 15, and an end of coil 2 is connected with the inlet wire binding post, and the other end is connected with fixed contact 14 on being fixed on pedestal 15; Tripping mechanism comprises moving contact 13, contact supporting 6, snap close 7, tripping 10, handle 4; Axis hole in the middle of the contact supporting 6 is connected movingly with the bearing pin on the pedestal 15, can rotate at bearing pin, moving contact 13 is installed in contact supporting 6 bottoms by axle 9, can be in axle 9 rotations, torsion spring 8 is installed between moving contact 13 and contact supporting 6, and torsion spring 8 is sleeved on the axle 9, and moving contact 13 is pressed on the contact supporting 6, one end of moving contact 13 has the contact that cooperatively interacts with fixed contact 14, and the other end is connected with the outlet binding post by lead; The bottom of snap close 7 is sleeved on contact supporting 6 tops, and snap close 7 is installed in movingly by centre bore on the fixed axis of pedestal 15, can rotate at this fixed axis; Tripping 10 is installed in the end face of contact supporting 6, and the lower end of tripping 10 has cylinder end face with armature 16 contact-making surface that cooperatively interacts, and tripping 10, contact supporting 6 rotate simultaneously with snap close 7; Pedestal 15 is provided with handle 4, is provided with the handle torsion spring between handle 4 and the pedestal 15, is provided with connecting rod 5 between handle 4 and snap close 7, and connecting rod 5 one ends are actively plugged in the interior aperture of handle 4 end faces, and connecting rod 5 other ends are actively plugged in the interior aperture of snap close 7 end faces.Pull handle 4 clockwise, drive snap closes 7, contact supporting 6, tripping 10, moving contact 13 by connecting rod 5 and turn clockwise simultaneously, handle 4 is fixed on this invariant position when forwarding to, and moving contact 13 is contacted with fixed contact 14, and tripping 10 and armature 16 contact.When the circuit overcurrent, armature 16 is released by magnetic force, promotes tripping 10 handle 4 is resetted under the effect of handle torsion spring, and moving contact 13 and fixed contact 14 are disconnected protective circuit and personal safety.
Be provided with extension spring 3 between contact supporting 6 tops and the pedestal 15, an end of extension spring 3 hangs in the aperture on contact supporting 6 tops, and the other end hangs on the pedestal 15, improves overcurrent tripping speed, prevents contact supporting 6 and snap close 7 slide fasteners.
Tripping 10 middle parts are sleeved on the mount pin in contact supporting 6 planes by installing hole, between tripping 10 lower ends and the pedestal 15 pull-rod spring 11 is housed, the one end top of pull-rod spring 11 is contained in the outerplanar of tripping 10, the other end is fixed on the pedestal 15, tripping 10 compressed be installed on the contact supporting 6, make tripping 10 and armature 16 Elastic Contact.Tripping 10 also can be fixedly mounted on the contact supporting 6, and connection between the two is to rotate simultaneously in order to keep, so all be protection scope of the present invention in order to reach tripping 10 with the various connected modes that contact supporting 6 rotates simultaneously.
Claims (5)
1. switch trip gear, comprise pedestal (15), coil (2), armature (16), magnet steel (1), tripping mechanism, magnet steel (1) and tripping mechanism are fixedly mounted in the pedestal (15), one end of coil (2) is connected with the inlet wire binding post, and the other end is connected with fixed contact (14) on being fixed on pedestal (15); It is characterized in that tripping mechanism comprises moving contact (13), contact supporting (6), snap close (7), tripping (10), handle (4); Axis hole in the middle of the contact supporting (6) is connected movingly with the bearing pin on the pedestal (15), moving contact (13) is installed in contact supporting (6) bottom by axle (9), between moving contact (13) and contact supporting (6), torsion spring (8) is installed, one end of moving contact (13) has the contact that cooperatively interacts with fixed contact (14), and the other end is connected with the outlet binding post by lead; The bottom of snap close (7) is sleeved on contact supporting (6) top, and snap close (7) is installed on the fixed axis of pedestal (15) movingly by centre bore; Tripping (10) is installed in the end face of contact supporting (6), and the lower end of tripping (10) has cylinder end face with armature (16) contact-making surface that cooperatively interacts; Pedestal (15) is provided with handle (4), be provided with the handle torsion spring between handle (4) and the pedestal (15), between handle (4) and snap close (7), be provided with connecting rod (5), connecting rod (5) one ends are actively plugged in the interior aperture of handle (4) end face, and connecting rod (5) other end is actively plugged in the interior aperture of snap close (7) end face.
2. switch trip gear according to claim 1 is characterized in that being provided with extension spring (3) between contact supporting (6) top and the pedestal (15), and an end of extension spring (3) hangs in the aperture on contact supporting (6) top, and the other end hangs on the pedestal (15).
3. switch trip gear according to claim 1 and 2 is characterized in that the torsion spring (8) between moving contact (13) and the contact supporting (6) adopts two-way torsion spring.
4. switch trip gear according to claim 1 and 2, it is characterized in that tripping (10) middle part is sleeved on the mount pin in contact supporting (6) plane by installing hole, between tripping (10) lower end and the pedestal (15) pull-rod spring (11) is housed, the one end top of pull-rod spring (11) is contained in the outerplanar of tripping (10), and the other end is fixed on the pedestal (15).
5. switch trip gear according to claim 3, it is characterized in that tripping (10) middle part is sleeved on the mount pin in contact supporting (6) plane by installing hole, between tripping (10) lower end and the pedestal (15) pull-rod spring (11) is housed, the one end top of pull-rod spring (11) is contained in the outerplanar of tripping (10), and the other end is fixed on the pedestal (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102475778A CN103346046A (en) | 2013-06-05 | 2013-06-05 | Switch trip device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102475778A CN103346046A (en) | 2013-06-05 | 2013-06-05 | Switch trip device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103346046A true CN103346046A (en) | 2013-10-09 |
Family
ID=49280834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013102475778A Pending CN103346046A (en) | 2013-06-05 | 2013-06-05 | Switch trip device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103346046A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103700548A (en) * | 2013-12-30 | 2014-04-02 | 温州奥来电器有限公司 | Inserted energy-storing high-breaking small breaker |
| CN103745892A (en) * | 2014-01-16 | 2014-04-23 | 徐波 | Operation mechanism of small-size breaker |
| CN104299859A (en) * | 2014-09-29 | 2015-01-21 | 江苏普华力拓电器股份有限公司 | Circuit breaker with indicator |
| WO2016145704A1 (en) * | 2015-03-16 | 2016-09-22 | 温州高能电气有限公司 | Miniature circuit breaker |
| WO2017121164A1 (en) * | 2016-01-11 | 2017-07-20 | 浙江正泰电器股份有限公司 | Operation mechanism for miniature circuit breaker |
| CN108335954A (en) * | 2018-04-22 | 2018-07-27 | 中欧电气有限公司 | A kind of moving contact component of plug in circuit breaker |
| CN108493059A (en) * | 2018-04-22 | 2018-09-04 | 中欧电气有限公司 | A kind of plug in circuit breaker |
| CN111430195A (en) * | 2020-04-14 | 2020-07-17 | 贵州泰永长征技术股份有限公司 | Instantaneous protection mechanism of direct current circuit breaker |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0696041A1 (en) * | 1994-08-04 | 1996-02-07 | Legrand | Cut out |
| CN201112303Y (en) * | 2007-09-27 | 2008-09-10 | 温州奥来电器有限公司 | Accumulated energy type high subsection small circuit breaker |
| CN101501806A (en) * | 2006-08-09 | 2009-08-05 | 西门子公司 | Switching unit |
| CN203288439U (en) * | 2013-06-05 | 2013-11-13 | 温州大观电气有限公司 | Switch tripping device |
-
2013
- 2013-06-05 CN CN2013102475778A patent/CN103346046A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0696041A1 (en) * | 1994-08-04 | 1996-02-07 | Legrand | Cut out |
| CN101501806A (en) * | 2006-08-09 | 2009-08-05 | 西门子公司 | Switching unit |
| CN201112303Y (en) * | 2007-09-27 | 2008-09-10 | 温州奥来电器有限公司 | Accumulated energy type high subsection small circuit breaker |
| CN203288439U (en) * | 2013-06-05 | 2013-11-13 | 温州大观电气有限公司 | Switch tripping device |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103700548A (en) * | 2013-12-30 | 2014-04-02 | 温州奥来电器有限公司 | Inserted energy-storing high-breaking small breaker |
| CN103745892A (en) * | 2014-01-16 | 2014-04-23 | 徐波 | Operation mechanism of small-size breaker |
| CN103745892B (en) * | 2014-01-16 | 2016-01-20 | 创奇科技有限公司 | The operating mechanism of miniature circuit breaker |
| CN104299859A (en) * | 2014-09-29 | 2015-01-21 | 江苏普华力拓电器股份有限公司 | Circuit breaker with indicator |
| WO2016145704A1 (en) * | 2015-03-16 | 2016-09-22 | 温州高能电气有限公司 | Miniature circuit breaker |
| WO2017121164A1 (en) * | 2016-01-11 | 2017-07-20 | 浙江正泰电器股份有限公司 | Operation mechanism for miniature circuit breaker |
| CN108335954A (en) * | 2018-04-22 | 2018-07-27 | 中欧电气有限公司 | A kind of moving contact component of plug in circuit breaker |
| CN108493059A (en) * | 2018-04-22 | 2018-09-04 | 中欧电气有限公司 | A kind of plug in circuit breaker |
| CN111430195A (en) * | 2020-04-14 | 2020-07-17 | 贵州泰永长征技术股份有限公司 | Instantaneous protection mechanism of direct current circuit breaker |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20131009 |