CN203288439U - Switch tripping device - Google Patents
Switch tripping device Download PDFInfo
- Publication number
- CN203288439U CN203288439U CN2013203565601U CN201320356560U CN203288439U CN 203288439 U CN203288439 U CN 203288439U CN 2013203565601 U CN2013203565601 U CN 2013203565601U CN 201320356560 U CN201320356560 U CN 201320356560U CN 203288439 U CN203288439 U CN 203288439U
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- CN
- China
- Prior art keywords
- pedestal
- contact
- tripping
- handle
- contact supporting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model relates to a switch tripping device. The switch tripping device comprises a pedestal, a coil, an armature, a magnetic steel and a tripping mechanism, and is mainly characterized in that the tripping mechanism comprises a moving contact, a contact support, a lock catch, a jumper buckle and a handle; a shaft hole in the middle of the contact support is in movable cooperation connection with a pin shaft on the pedestal, the moving contact is arranged at the lower part of the contact support via the pin shaft, and a torsion spring is arranged between the moving contact and the contact support; the lower hem of the lock catch is sleeved on the upper part of the contact support, the lock catch is in movable cooperation with and is arranged on a fixing shaft of the pedestal via a central hole, and the jumper buckle is arranged in the end face of the contact support; the pedestal is equipped with a handle, a handle torsion spring is arranged between the handle and the pedestal, and a connecting rod is arranged between the handle and the lock catch; one end of the connecting rod is plugged in an aperture in the end face of the handle movably, and the other end is plugged in an aperture in the end face of the lock catch movably. The switch tripping device has the advantages of good tripping stability and action reliability, high overcurrent protection accuracy, etc., is suitable for the overcurrent tripping device of the electric appliance switches, such as short circuiter, electric leakage switch, disconnecting switch, vacuum switch, etc.
Description
Technical field
The utility model relates to a kind of appliance field, particularly about a kind of switch release.The utility model is applicable to the overcurrent release device of the 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 housing, base plate, yoke, coil, armature, magnet steel and spring, consist of, spring is fixedly connected on base plate, realizes resetting of armature.Be the electrical leakage switch tripper of ZL95211989.7 as the patent No., shell, base plate and release member, consist of, it is characterized in that: base plate is provided with the screw with its loose joint, and screw is connected with the spring in release member by the joint with its loose joint again; The other end of spring is connected with the armature in release member.When the overcurrent conditions such as electric leakage occur 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 purpose of this utility model is the shortcoming that exists for prior art, provides that a kind of good stability, protection precision are high, the switch trip gear of good reliability.
The technical solution of the utility model comprises pedestal, coil, armature, magnet steel, tripping mechanism, and magnet steel and tripping mechanism are fixedly mounted in pedestal, and an end of coil is connected with the inlet wire binding post, and the other end is connected with the fixed contact on being fixed on pedestal; Mainly that tripping mechanism comprises moving contact, contact supporting, snap close, tripping, handle; Axis hole in the middle of contact supporting is connected movingly with the bearing pin on pedestal, moving contact is arranged on 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 wire; The bottom of snap close is sleeved on contact supporting top, and snap close is arranged on the fixed axis of pedestal movingly by centre bore; Tripping is arranged 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 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 pedestal, an end of extension spring hangs in the aperture on contact supporting top, and the other end hangs on pedestal.
In above technical scheme, the torsion spring between moving contact and contact supporting adopts two-way torsion spring.
In above technical scheme, tripping middle part is sleeved on mount pin in the contact supporting plane by installing hole, between tripping lower end and pedestal, pull-rod spring is housed, and an end top of pull-rod spring is contained in the outerplanar of tripping, and the other end is fixed on pedestal.
The utility model has the advantages that and adopt the tripping mechanism that is formed by moving contact, contact supporting, snap close, tripping, handle; during the circuit overcurrent; armature is released and is headed on tripping band moving contact rack, snap close rotation by magnetic force; handle is resetted; moving contact and fixed contact disconnect; protective circuit and personal safety, its dropout good stability, the overcurrent protection precision is high, Reliability of Microprocessor good.
Description of drawings
Fig. 1 is structural representation of the present utility model.
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 pedestal 15, and an end of coil 2 is connected with the inlet wire binding post, and the other end is connected with the 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 contact supporting 6 is connected movingly with the bearing pin on pedestal 15, can rotate on bearing pin, moving contact 13 is arranged on contact supporting 6 bottoms by axle 9, can rotate on axle 9, torsion spring 8 is installed between moving contact 13 and contact supporting 6, torsion spring 8 is sleeved on axle 9, and moving contact 13 is pressed on 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 wire; The bottom of snap close 7 is sleeved on contact supporting 6 tops, and snap close 7 is arranged on movingly by centre bore on the fixed axis of pedestal 15, can rotate on this fixed axis; Tripping 10 is arranged 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 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 clockwise handle 4, drive snap closes 7, contact supporting 6, tripping 10, moving contact 13 by connecting rod 5 and turn clockwise simultaneously, be fixed on this invariant position when handle 4 forwards to, moving contact 13 is contacted with fixed contact 14, 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, moving contact 13 and fixed contact 14 is disconnected protective circuit and personal safety.
Be provided with extension spring 3 between contact supporting 6 tops and pedestal 15, an end of extension spring 3 hangs in the aperture on contact supporting 6 tops, and the other end hangs on pedestal 15, improves overcurrent tripping speed, prevents contact supporting 6 and snap close 7 slide fasteners.
Tripping 10 middle parts are sleeved on mount pin in contact supporting 6 planes by installing hole, between tripping 10 lower ends and pedestal 15, pull-rod spring 11 is housed, one end top of pull-rod spring 11 is contained in the outerplanar of tripping 10, the other end is fixed on pedestal 15, tripping 10 is compressed and is arranged on contact supporting 6, make tripping 10 and armature 16 Elastic Contact.Tripping 10 also can be fixedly mounted on contact supporting 6, and connection between the two is to rotate simultaneously in order to keep, so in order to reach the various connected modes that tripping 10 and contact supporting 6 rotate simultaneously, be all protection range of the present utility model.
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 pedestal (15), one end of coil (2) is connected with the inlet wire binding post, and the other end is connected with the 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 contact supporting (6) is connected movingly with the bearing pin on pedestal (15), moving contact (13) is arranged on 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 wire; The bottom of snap close (7) is sleeved on contact supporting (6) top, and snap close (7) is arranged on the fixed axis of pedestal (15) movingly by centre bore; Tripping (10) is arranged 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 pedestal (15), be provided with connecting rod (5) between handle (4) and snap close (7), 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, it is characterized in that being provided with extension spring (3) between contact supporting (6) top and pedestal (15), one end of extension spring (3) hangs in the aperture on contact supporting (6) top, and the other end hangs on 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 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 mount pin in contact supporting (6) plane by installing hole, between tripping (10) lower end and pedestal (15), pull-rod spring (11) is housed, one end top of pull-rod spring (11) is contained in the outerplanar of tripping (10), and the other end is fixed on pedestal (15).
5. switch trip gear according to claim 3, it is characterized in that tripping (10) middle part is sleeved on mount pin in contact supporting (6) plane by installing hole, between tripping (10) lower end and pedestal (15), pull-rod spring (11) is housed, one end top of pull-rod spring (11) is contained in the outerplanar of tripping (10), and the other end is fixed on pedestal (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203565601U CN203288439U (en) | 2013-06-05 | 2013-06-05 | Switch tripping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203565601U CN203288439U (en) | 2013-06-05 | 2013-06-05 | Switch tripping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203288439U true CN203288439U (en) | 2013-11-13 |
Family
ID=49544792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203565601U Expired - Lifetime CN203288439U (en) | 2013-06-05 | 2013-06-05 | Switch tripping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203288439U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103346046A (en) * | 2013-06-05 | 2013-10-09 | 温州大观电气有限公司 | Switch trip device |
| CN104299864A (en) * | 2014-10-21 | 2015-01-21 | 加西亚电子电器有限公司 | Miniature circuit breaker |
| CN106206195A (en) * | 2016-08-31 | 2016-12-07 | 厦门宏发开关设备有限公司 | Electromagnetic tripping apparatus and electro-magnetic circuit breaker |
-
2013
- 2013-06-05 CN CN2013203565601U patent/CN203288439U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103346046A (en) * | 2013-06-05 | 2013-10-09 | 温州大观电气有限公司 | Switch trip device |
| CN104299864A (en) * | 2014-10-21 | 2015-01-21 | 加西亚电子电器有限公司 | Miniature circuit breaker |
| CN104299864B (en) * | 2014-10-21 | 2016-01-27 | 加西亚电子电器有限公司 | Miniature circuit breaker |
| CN106206195A (en) * | 2016-08-31 | 2016-12-07 | 厦门宏发开关设备有限公司 | Electromagnetic tripping apparatus and electro-magnetic circuit breaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131113 |
|
| CX01 | Expiry of patent term |