CN206059317U - Electromagnetic tripping apparatus and electro-magnetic circuit breaker - Google Patents
Electromagnetic tripping apparatus and electro-magnetic circuit breaker Download PDFInfo
- Publication number
- CN206059317U CN206059317U CN201621023622.7U CN201621023622U CN206059317U CN 206059317 U CN206059317 U CN 206059317U CN 201621023622 U CN201621023622 U CN 201621023622U CN 206059317 U CN206059317 U CN 206059317U
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- push rod
- iron core
- hole
- supporting
- dynamic iron
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Abstract
This utility model is related to a kind of electromagnetic tripping apparatus, including yoke, solenoid and transfer bar mechanism；The main part of the yoke is generally U-shaped, including first positioned at the solenoid two ends, second wall and connect this first, the joint face of the second wall, the solenoid is arranged in the three faces ambient, the transfer bar mechanism is movably installed in solenoid, first wall of the yoke is provided with first through hole, the transfer bar mechanism includes dynamic iron core, push rod and elastic component, the first end of the push rod is provided with a spacing head, the push rod forms the first supporting-point through the first through hole, and be fixedly connected with the dynamic iron core, the elastic component is set to provide push rod the elastic force away from first through hole, second end of the push rod is supported by and/or the dynamic iron core is supported by and forms the second supporting-point, the transfer bar mechanism is positioned by first supporting-point and second supporting-point.This utility model further relates to a kind of electro-magnetic circuit breaker comprising above-mentioned electromagnetic tripping apparatus.
Description
Technical field
This utility model is related to the general technology field of circuit arrangement, and more specifically, this utility model is related to a kind of electricity
Magnetic trip gear and possesses the electro-magnetic circuit breaker of the electromagnetic tripping apparatus.
Background technology
Route protection chopper includes the binding post of two line attachments, and being provided between two binding post can
Disconnecting circuit；This can disconnecting circuit include the interlocking mechanism of moving contact, static contact and control moving contact position, also include using
The bimetal leaf and the electromagnetism disconnecting members comprising coil of the temperature-sensitive disconnection for preventing from transshipping in protection circuit；Electromagnetism disconnects
With the inserted-link type iron core being connected with push rod in the coil in portion, in line short, by opening interlocking mechanism, to make one
Or some moving contacts contacted with static contact are resetted and guarantee that circuit disconnects.
The utility model patent of 201689846 U of Authorization Notice No. CN discloses a kind of electromagnetic system of miniature circuit breaker
System, i.e. electromagnetic tripping apparatus, which includes static iron core, dynamic iron core, push rod, back-moving spring, sleeve, solenoid and support, should
Static iron core one end is mutually fixedly connected with support；It is characterized in that the sleeve one end is inserted in, static iron core is outer to be fixedly connected with static iron core,
Its other end is coordinated with standoff gap.
In this kind of technical scheme, dynamic iron core and push rod are mounted in sleeve, and are slided in the sleeve, and its structure is multiple
Miscellaneous, mounting process is loaded down with trivial details, and then makes this kind of electromagnetic tripping apparatus manufacturing cost too high.
Utility model content
This utility model aims to provide a kind of electromagnetic tripping apparatus and electro-magnetic circuit breaker, to solve existing electromagnetic trip dress
Put the problem that complex structure, mounting process are loaded down with trivial details and manufacturing cost is high.
Concrete scheme is as follows：Electromagnetic tripping apparatus, including yoke, solenoid and transfer bar mechanism；The main body of the yoke
Portion is generally U-shaped, including first, second wall positioned at the solenoid two ends and connects first, second wall
Joint face, the solenoid is arranged in the three faces ambient, and the transfer bar mechanism is movably installed in solenoid, the magnetic
First wall of yoke is provided with first through hole, and the transfer bar mechanism includes dynamic iron core, push rod and elastic component, the first end of the push rod
A spacing head is provided with, the push rod forms the first supporting-point through the first through hole, and is fixedly connected with the dynamic iron core, the elasticity
Part is set to provide push rod the elastic force away from first through hole, and the second end of the push rod is supported by and/or the dynamic iron core is propped up
Hold and form the second supporting-point, the transfer bar mechanism is positioned by first supporting-point and second supporting-point.
Further, the dynamic iron core is supported by and forming the second supporting-point is further：Is offered in second wall
Two through holes, the dynamic iron core pass through second through hole, and then the yoke to support dynamic iron core to form this second by the second through hole
Hold a little；Or allow bit space, the dynamic iron core to pass through the support holes outside electromagnetic tripping apparatus in second wall formation, and then
Form second supporting-point.
Further, the second end of the push rod is supported by and forming the second supporting-point is further：Open in second wall
It is provided with the second through hole, the second end of the push rod passes through second through hole, and then the yoke supports the of push rod by the second through hole
Two ends are forming second supporting-point；Or, formed in second wall and allow bit space, the push rod to pass through electromagnetic tripping apparatus
Outside support holes, and then form second supporting-point.
Further, the inwall of the dynamic iron core through hole is inwardly protruded out to form a limiting section, on the main part of the push rod into
Type has an installation axle coordinated with the limiting section；The outer wall of the installation axle protrudes outward to form clamping part, and the installation axle pair
Should the position of clamping part also form a deformation chamber；Installation axle carries out deformation by deformation chamber shifts clamping part, so that peace
The clamping part of dress axle initially passes through limiting section, and then the clamping part resets；The main part of the clamping part and push rod is held on respectively
The both sides of limiting section, realize being fixedly connected for dynamic iron core.
Further, the elastic component is pressing spring, and the pressing spring is sheathed on the push rod, and the elastic component one end is made
For the first wall, the other end acts on dynamic iron core, with for the elastic force away from first through hole is provided to push rod.
Further, the contact for electrically connecting with moving contact is also included, a Plug Division on the contact, is provided with,
Inserting groove is offered on first wall of the yoke, the Plug Division is inserted in inserting groove and is fixedly connected.Preferably, this is fixed
Connected mode is to press.
This utility model also provides a kind of electro-magnetic circuit breaker, includes housing, latch components, and the latch components are installed on this
Electromagnetic tripping apparatus in housing and above-mentioned, the transfer bar mechanism of the electromagnetic tripping apparatus are arranged towards latch components direction, electricity
When in magnetic coil, the magnitude of current is excessive, transfer bar mechanism is moved towards latch components and is disconnected with triggers circuit.
This utility model passes through the first through hole to form the first supporting-point by arranging first through hole, one end of push rod,
And the push rod can slide in the first through hole interior orientation, while the second end of the push rod is supported by and/or the dynamic iron core is supported by
And the second supporting-point is formed, the transfer bar mechanism is positioned by first supporting-point and second supporting-point；Eliminate traditional skill
Static iron core and tube-in-tube structure in art, the structure for realizing transfer bar mechanism are most simplified, further simplify mounting process, play
Reduce the technique effect of manufacturing cost.
Description of the drawings
Fig. 1 is one structural representation of this utility model embodiment；
Fig. 2 is Fig. 1 transfer bar mechanism explosive views；
Fig. 3 is the sectional view of Fig. 1；
Fig. 4 is two structural representation of this utility model embodiment；
Fig. 5 is the magnetic yoke structure schematic diagram of embodiment illustrated in fig. 4；
Fig. 6 is the front view covered after removing in this utility model embodiment three.
Specific embodiment
To further illustrate each embodiment, this utility model is provided with accompanying drawing.These accompanying drawings are in this utility model is disclosed
A part for appearance, which is mainly to illustrate embodiment, and the running that can coordinate the associated description of description to explain embodiment is former
Reason.Coordinate with reference to these contents, those of ordinary skill in the art will be understood that other possible embodiments and this practicality are new
The advantage of type.Component in figure is not necessarily to scale, and similar element numbers are conventionally used to indicate similar component.
This utility model is further illustrated in conjunction with the drawings and specific embodiments.
Embodiment one：
With reference to shown in Fig. 1 to Fig. 3, the electromagnetic tripping apparatus of the embodiment include yoke 2, solenoid 1 and push rod
Mechanism 3：
The main part of the yoke 2 is generally U-shaped, including the first wall 21, second positioned at 1 two ends of solenoid
Wall 22 and connect the joint face of first, second wall 21,22, and then with three face rings around the solenoid 1；This first,
Offer first through hole 211 and the second through hole 221 on second wall 21,22 respectively.
Transfer bar mechanism 3 is movably installed in solenoid 1, and the transfer bar mechanism 3 includes dynamic iron core 33, push rod 31 and bullet
Property part 32；In this embodiment, the dynamic iron core 33 is provided with the cylindric ferromagnetic material of a through hole, and 33 through hole of dynamic iron core
Inwall is inwardly protruded out to form a limiting section 331, and the limiting section 331 is annular projection, and then in the dynamic iron core 33 forms one
The throat that diameter reduces；The elasticity 32 is pressing spring, and push rod 31 is working of plastics.
The first end of the push rod 31 is provided with one columned spacing 311, spacing 311 logical with diameter greater than first
The diameter in hole 211, to serve the effect for preventing 31 first end of push rod from being passed through by the first through hole 211 of yoke 2；This pushes away simultaneously
An installation axle 312 is formed on the main part of bar 31, the diameter of the installation axle 312 is less than the main part diameter of push rod 31；The peace
The outer wall of dress axle 312 protrudes outward to form clamping part 313, and the installation axle 312 pairs should clamping part 313 position also molding
There is a deformation chamber 314, in this embodiment, deformation chamber 314 is through the rectangle cavity of installation axle 312, and the deformation chamber 314 is along peace
Dress axle 312 is axially extending, and clamping part 313 is two, respectively positioned at the both sides in deformation chamber 314.
In this embodiment, the second through hole 221 is circular hole, and dynamic iron core 33 is cylinder, and the second through hole 221 is with diameter greater than dynamic
33 external diameter of iron core, and then make the dynamic iron core 33 may pass through the second through hole 221.
In conjunction with Fig. 2 and Fig. 3, the electromagnetic tripping apparatus installation process of the embodiment is as follows：Second end of push rod 31 passes through
To load in solenoid 1, spacing 311 of the push rod 31 contradicts the first wall 21 and limits the first through hole 211 of the yoke 2
Position；After then elastic component 32 and dynamic iron core 33 sequentially pass through the second through hole 221 of the second wall 22, by second end successively ring
It is placed in the installation axle 312 of push rod 31；In the installation process of dynamic iron core 33, installation axle 312 carries out deformation by deformation chamber 314 to be made
Clamping part 313 is shifted, so that the clamping part 313 of installation axle 312 initially passes through limiting section 331, then the clamping part 313 resets；Should
The main part of clamping part 313 and push rod 31 is held on the both sides of limiting section 331 respectively, realizes dynamic iron core 33 and is fixedly installed in
On push rod 31.
The embodiment merely discloses the best mode that a kind of utility model people thinks that dynamic iron core 33 is fixed with push rod 31, can
To be understood by, being fixedly connected between dynamic iron core 33 and push rod 31 can also be threaded connection, snap connection, gluing connection
Deng achievable this utility model technique effect.
In conjunction with Fig. 3,32 one end of elastic component acts on the first wall 31, and it is multiple to provide that the other end acts on dynamic iron core 33
Position active force；And then the transfer bar mechanism can overcome the reset response power of elastic component, and edge under electromagnetic force in solenoid 1
Second through hole 221 is moved towards 211 direction of first through hole；It will be appreciated by those skilled in the art that, the elastic component 32 is also
Can be extension spring, shell fragment or caoutchouc elasticity mechanism, and elastic component 32 is set to provide away from first through hole 211 push rod 31
Elastic force, you can realize this utility model purpose.
In this embodiment, first through hole 211 plays a part of to support transfer bar mechanism and for transfer bar mechanism motion guide
To form the first supporting-point so that transfer bar mechanism in the solenoid 1 activity and do not contact solenoid 1, second through hole 221
Supporting dynamic iron core 33 and dynamic iron core 33 can in second through hole 221 activity to form the second supporting-point, transfer bar mechanism by this
One supporting-point and second supporting-point are positioned and are oriented to；In other embodiments, it will be appreciated by those skilled in the art that
, second through hole 221 can also support the second end of push rod 31, or the push rod 31 the second end and dynamic iron core 33 simultaneously
Supported by yoke 2 or the housing for installing the electromagnetic tripping apparatus, as the second supporting-point, can also equally realize this practicality
New purpose.
Meanwhile, the first wall 21 of the embodiment extends and bends, to form a static contact 21, the static contact 21 and electromagnetism
The first end electrical connection of coil 1；Corresponding, the second end of the solenoid 1 is also electrically connected with terminals 4, to realize electromagnetic wire
The circuit turn-on of circle 1.
Embodiment two：
With reference to Fig. 4, the electromagnetic tripping apparatus of the embodiment are essentially identical with embodiment one, include solenoid, push rod
Mechanism and yoke 2, its main distinction are also to include contact 5, and static contact is arranged on the contact 5.
With reference to Fig. 4 and Fig. 5, a Plug Division 51 is provided with the contact 5, is opened up on the first wall 21 of the yoke 2
There is inserting groove 25, the Plug Division 51 is inserted in inserting groove 25 and is fixedly connected, be preferably fixed using pressing
Connection, it is possible to reduce copper usage amount；This kind of structure realizes the simplification of yoke 2, reduces the bending of yoke 2 and contact 5
Technology difficulty.
Embodiment three：
With reference to Fig. 6, the embodiment provides a kind of electro-magnetic circuit breaker, includes housing 6, latch components 7 and embodiment one
Or two electromagnetic tripping apparatus；The latch components 7 are installed in the housing 6, and which is provided with moving contact, for moving contact
Position is sealed.The transfer bar mechanism 3 of the electromagnetic tripping apparatus is arranged towards 7 direction of latch components, and in solenoid, the magnitude of current is excessive
When, transfer bar mechanism is moved towards latch components and is disconnected with triggers circuit.
Corresponding to 31 second end position of push rod, on the housing 6, support holes 61 are also included；Second wall of yoke is opened
It is provided with one and allows bit space, so that push rod allows bit space to pass through by this, then the push rod passes through support holes 61, and then forms second
Hold a little.
31 two ends of push rod have the support holes 61, first through hole 211 to support and be oriented to respectively, to form second, respectively
One supporting-point, the push rod 31 can slide in support holes 61, first through hole 211.Realize electromagnetic trip in electro-magnetic circuit breaker
The simplification of apparatus structure and mounting process.
It will be appreciated by those skilled in the art that, in other embodiments, when dynamic iron core long enough, dynamic iron core may be used also
With through bit space is allowed, then through support holes 61, and then the second supporting-point is formed, equally fall into this utility model protection model
Enclose.
Although specifically showing and describing this utility model with reference to preferred embodiment, those skilled in the art should
This is understood, in the spirit and scope of the present utility model limited without departing from appended claims, in form and details
On this utility model can be made a variety of changes, be protection domain of the present utility model.
Claims (8)
1. electromagnetic tripping apparatus, including yoke, solenoid and transfer bar mechanism；The main part of the yoke is generally U-shaped,
Including first, second wall positioned at the solenoid two ends and connect the joint face of first, second wall, the electromagnetic wire
Circle is arranged in the three faces ambient, and the transfer bar mechanism is movably installed in solenoid, it is characterised in that：The of the yoke
One wall is provided with first through hole, and the transfer bar mechanism includes dynamic iron core, push rod and elastic component, and the first end of the push rod is provided with
One spacing head, the push rod form the first supporting-point through the first through hole, and are fixedly connected with the dynamic iron core, and the elastic component is arranged
To provide the elastic force away from first through hole to push rod, the second end of the push rod is supported by and/or the dynamic iron core is supported by and shape
Into the second supporting-point, the transfer bar mechanism is positioned by first supporting-point and second supporting-point.
2. electromagnetic tripping apparatus according to claim 1, it is characterised in that：The dynamic iron core is supported by and forms the second supporting
Putting is further：The second through hole is offered in second wall, the dynamic iron core passes through second through hole, and then the yoke is by the
Two through holes support dynamic iron core to form second supporting-point；Or allow bit space, the dynamic iron core to wear in second wall formation
The support holes crossed outside electromagnetic tripping apparatus, and then form second supporting-point.
3. electromagnetic tripping apparatus according to claim 1, it is characterised in that：Second end of the push rod is supported by and forms
Two supporting-points are further：The second through hole is offered in second wall, the second end of the push rod passes through second through hole, and then
The yoke supports the second end of push rod to form second supporting-point by the second through hole；Or, formed in second wall
Allow bit space, the push rod is through the support holes outside electromagnetic tripping apparatus, and then forms second supporting-point.
4. electromagnetic tripping apparatus according to claim 1, it is characterised in that：The inwall of the dynamic iron core through hole inwardly protrude out with
A limiting section is formed, an installation axle coordinated with the limiting section on the main part of the push rod, is formed；The outer wall of the installation axle to
Protrude out outward to form clamping part, and the installation axle to should the position of clamping part also form a deformation chamber；Installation axle passes through shape
Change chamber carries out deformation shifts clamping part, so that the clamping part of installation axle initially passes through limiting section, then the clamping part resets；The card
The main part of buckle and push rod is held on the both sides of limiting section respectively, realizes being fixedly connected for dynamic iron core.
5. electromagnetic tripping apparatus according to claim 1, it is characterised in that：The elastic component is pressing spring, and the pressing spring is
It is sheathed on the push rod, and the elastic component one end acts on the first wall, the other end acts on dynamic iron core, thinks and push rod is carried
For the elastic force away from first through hole.
6. electromagnetic tripping apparatus according to claim 1, it is characterised in that：Also include for electrically connecting with moving contact
Contact, is provided with a Plug Division, offers inserting groove on the first wall of the yoke on the contact, the Plug Division is inserted in
Inserting groove is interior and is fixedly connected.
7. electromagnetic tripping apparatus according to claim 6, it is characterised in that：It is to press that this is fixedly connected mode.
8. a kind of electro-magnetic circuit breaker, includes housing, latch components, and the latch components are installed in the housing, it is characterised in that
Also include the electromagnetic tripping apparatus as described in claim 1-7 any one claim, described electromagnetic tripping apparatus are pushed away
Linkage towards latch components direction arrange, when in solenoid, the magnitude of current is excessive, transfer bar mechanism towards latch components move with
Triggers circuit disconnects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621023622.7U CN206059317U (en) | 2016-08-31 | 2016-08-31 | Electromagnetic tripping apparatus and electro-magnetic circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621023622.7U CN206059317U (en) | 2016-08-31 | 2016-08-31 | Electromagnetic tripping apparatus and electro-magnetic circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206059317U true CN206059317U (en) | 2017-03-29 |
Family
ID=58374247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621023622.7U Withdrawn - After Issue CN206059317U (en) | 2016-08-31 | 2016-08-31 | Electromagnetic tripping apparatus and electro-magnetic circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206059317U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
-
2016
- 2016-08-31 CN CN201621023622.7U patent/CN206059317U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170329 Effective date of abandoning: 20200901 |
|
| AV01 | Patent right actively abandoned |