CN206301748U - For the auxiliary push-rod component of DC. current electromagnetic contactor - Google Patents
For the auxiliary push-rod component of DC. current electromagnetic contactor Download PDFInfo
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- CN206301748U CN206301748U CN201621280242.1U CN201621280242U CN206301748U CN 206301748 U CN206301748 U CN 206301748U CN 201621280242 U CN201621280242 U CN 201621280242U CN 206301748 U CN206301748 U CN 206301748U
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- rod
- access division
- movable contact
- auxiliary push
- push
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Abstract
The utility model provides a kind of auxiliary push-rod component for DC. current electromagnetic contactor, including the auxiliary push-rod being arranged on movable contact push rod, the auxiliary push-rod includes the Access Division being sequentially connected, extension and ejection part, the Access Division and ejection part are parallel to each other and positioned at the both sides of the extension, the extension is inclined and is connected between the Access Division and ejection part, the center of the Access Division is provided with through hole, the bottom surface of the Access Division is provided with draw-in groove, the Access Division is set on movable contact push rod by through hole, and the draw-in groove is fastened on the movable contact spring at the top of the movable contact push rod.A kind of auxiliary push-rod component for DC. current electromagnetic contactor that the utility model is provided, using the auxiliary push-rod of continuous bending structure, the ejection part of auxiliary push-rod is set to extend stationary contact support, realize the triggering of microswitch, make structure compacter, the false triggering of the microswitch that electric arc is caused is avoided, reliability is improve.
Description
Technical field
The utility model is related to D.C. contactor technical field, more particularly to a kind of for the auxiliary of DC. current electromagnetic contactor
Boosting bar assembly.
Background technology
In order to reduce the space structure of stationary contact support, improve the reliability of detection, for detecting that D.C. contactor works
The microswitch of state is arranged on the outside of stationary contact support, after the shell fragment of microswitch is subject to the synchronous triggering of movable contact,
Corresponding detection signal can be sent to testing equipment, the shell fragment triggering contact of original detection components is integrally disposed upon pushing away for movable contact
On bar, it is impossible to realize that microswitch is located at the design requirement of stationary contact bracket outer.
Utility model content
Technical problem to be solved in the utility model is：In order to overcome deficiency of the prior art, the utility model is carried
For a kind of auxiliary push-rod component for DC. current electromagnetic contactor.
The utility model solves its technical problem technical scheme to be taken：It is a kind of for DC. current electromagnetic contactor
Auxiliary push-rod component, including the auxiliary push-rod on movable contact push rod is arranged on, the auxiliary push-rod includes the clamping being sequentially connected
Portion, extension and ejection part, the Access Division and ejection part are parallel to each other and positioned at the both sides of the extension, the extension
Inclination is connected between the Access Division and ejection part, and the center of the Access Division is provided with through hole, on the bottom surface of the Access Division
Draw-in groove is provided with, the Access Division is set on movable contact push rod by through hole, and the draw-in groove is fastened on the movable contact push rod
On the movable contact spring at top.Original auxiliary contact are improved to auxiliary push-rod, auxiliary push-rod is stretched by continuous bending structure
Go out stationary contact support, drive auxiliary push-rod to be synchronized with the movement by movable contact push rod and realize the triggering of microswitch.
Further, the draw-in groove is circular configuration, and the movable contact spring is provided with the circular protrusions with the pocket matches.Card
The circular configuration being mutually matched is set on groove and movable contact spring, positioning and spacing effect is realized, connection is more consolidated.
Further, the through-hole wall is provided with first boss, and the step of the first boss faces down, the movable contact
Push rod is provided with the second boss matched with the first boss, the platform of the step surface of the second boss and the first boss
Terrace is oppositely arranged.The through hole of connection is set into boss and forms up-small and down-big shoulder hole, auxiliary push-rod carried out spacing, it is to avoid
Being iteratively produced thrust makes auxiliary push-rod position glide.
Further, in order to strengthen the bonding strength of auxiliary push-rod, adapt to frequently repeatedly apply the service condition of thrust, it is described
Access Division is equipped with reinforcement with the junction of extension and the extension with the junction of ejection part.Reinforcement improves
The bonding strength of transition location, it is to avoid be used for multiple times and cause auxiliary push-rod to deform, it is impossible to by shell fragment ejection in place, extends auxiliary
The service life of push rod, improves reliability.
Further, in order to realize the fixation of auxiliary push-rod, also including jump ring, the jump ring is located at the upper of the Access Division
End, and be fastened on the movable contact push rod.
The beneficial effects of the utility model are：A kind of auxiliary for DC. current electromagnetic contactor that the utility model is provided is pushed away
Bar assembly, using the auxiliary push-rod of continuous bending structure, makes the ejection part of auxiliary push-rod extend stationary contact support, realizes fine motion
The triggering of switch, make structure compacter, it is to avoid the false triggering of the microswitch that electric arc is caused, and improves reliability, passes through
Detect that the output signal of microswitch realizes the detection of D.C. contactor working condition, improve the reliability of D.C. contactor itself
Property, design external circuit simpler.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and examples.
Fig. 1 is the structural representation of the utility model most preferred embodiment；
Fig. 2 is the attachment structure schematic diagram of auxiliary push-rod and movable contact spring；
Fig. 3 is the structural representation of auxiliary push-rod；
Fig. 4 is the structural representation of auxiliary push-rod；
Fig. 5 is the structural representation of use state；
Fig. 6 is the structural representation of use state.
In figure：1st, jump ring, 2, movable contact spring, 3, auxiliary push-rod, 3-1, Access Division, 3-2, extension, 3-3, ejection part, 3-4,
Reinforcement, 3-5, through hole, 3-6, draw-in groove, 4, dynamic iron core, 5, movable contact push rod, 6, microswitch, 7, shell fragment, 8, stationary contact branch
Frame.
Specific embodiment
The utility model is described in detail presently in connection with accompanying drawing.This figure is simplified schematic diagram, only in a schematic way
Basic structure of the present utility model is illustrated, therefore it only shows the composition relevant with the utility model.
As shown in figures 1 to 6, a kind of auxiliary push-rod component for DC. current electromagnetic contactor of the present utility model, including set
Auxiliary push-rod 3 on movable contact push rod 5, the auxiliary push-rod 3 includes the Access Division 3-1, the extension 3-2 that are sequentially connected and pushes away
Top 3-3, the Access Division 3-1 and ejection part 3-3 are parallel to each other and positioned at the both sides of the extension 3-2, the extension
3-2 is inclined and is connected between the Access Division 3-1 and ejection part 3-3, and the center of the Access Division 3-1 is provided with through hole 3-5, described
The bottom surface of Access Division 3-1 is provided with draw-in groove 3-6, and the Access Division 3-1 is set on movable contact push rod 5 by through hole 3-5, and institute
Draw-in groove 3-6 is stated to be fastened on the movable contact spring 2 at the top of the movable contact push rod 5.Original auxiliary contact are improved to auxiliary push-rod
3, auxiliary push-rod 3 is stretched out stationary contact support 8 by continuous bending structure, drive auxiliary push-rod 3 same by movable contact push rod 5
The triggering of microswitch 6 is realized in step motion.
The draw-in groove 3-6 is circular configuration, and the movable contact spring 2 is provided with raised with the draw-in groove 3-6 matching circulars.Draw-in groove
The circular configuration being mutually matched is set on 3-6 and movable contact spring 2, positioning and spacing effect is realized, connection is more consolidated.
The through hole 3-5 inwalls are provided with first boss, and the step of the first boss faces down, the movable contact push rod
5 are provided with the second boss matched with the first boss, the step of the step surface of the second boss and the first boss
Face is oppositely arranged.The through hole 3-5 of connection is set into boss and forms up-small and down-big shoulder hole, auxiliary push-rod 3 is carried out spacing, kept away
Exempting to be iteratively produced thrust makes the position of auxiliary push-rod 3 glide.
In order to strengthen the bonding strength of auxiliary push-rod 3, adapt to frequently repeatedly apply the service condition of thrust, the Access Division
The junction of 3-1 and extension 3-2 and the junction of the extension 3-2 and ejection part 3-3 are equipped with reinforcement 3-4.Plus
Strong muscle 3-4 improves the bonding strength of transition location, it is to avoid is used for multiple times and causes auxiliary push-rod 3 to deform, it is impossible to by the ejection of shell fragment 7
In place, the service life of auxiliary push-rod 3 is extended, reliability is improve.
In order to realize the fixation of auxiliary push-rod 3, also including jump ring 1, the jump ring 1 is located at the upper end of the Access Division 3-1,
And be fastened on the movable contact push rod 5.
Operation principle：
As shown in Figure 5 and Figure 6, microswitch 6 is located at the outside of stationary contact support 8, and auxiliary push-rod 3 extends stationary contact branch
Frame 8, when electricity on D.C. contactor, when dynamic iron core 4 drives movable contact push rod 5 to move upwards, movable contact spring 2 is closed with static contact,
Meanwhile, the ejection part 3-3 of auxiliary push-rod 3 presses upwards on the shell fragment 7 of microswitch 6, closes shell fragment 7, and microswitch 6 sends letter
Number；When D.C. contactor is powered off, dynamic iron core 4 drives movable contact push rod 5 to move downward, and movable contact spring 2 and static contact disconnect, meanwhile,
Auxiliary push-rod 3 is moved downward, and acts on the distress resolves on shell fragment 7, and shell fragment 7 is upspring in the presence of its own resilient, and fine motion is opened
Close 6 to disconnect, send corresponding signal.
With above-mentioned according to desirable embodiment of the present utility model as enlightenment, by above-mentioned description, related work
Personnel can carry out various changes and amendments in the range of without departing from the utility model completely.This utility model
Technical scope is not limited to the content on specification, it is necessary to its technical scope is determined according to right.
Claims (5)
1. a kind of auxiliary push-rod component for DC. current electromagnetic contactor, it is characterised in that：Including being arranged on movable contact push rod (5)
On auxiliary push-rod (3), the auxiliary push-rod (3) includes the Access Division (3-1), extension (3-2) and the ejection part that are sequentially connected
(3-3), the Access Division (3-1) and ejection part (3-3) are parallel to each other and positioned at the both sides of the extension (3-2), described to prolong
Portion (3-2) long inclines and is connected between the Access Division (3-1) and ejection part (3-3), and the center of the Access Division (3-1) is provided with
Through hole (3-5), the bottom surface of the Access Division (3-1) is provided with draw-in groove (3-6), and the Access Division (3-1) is covered by through hole (3-5)
It is located on movable contact push rod (5), and the draw-in groove (3-6) is fastened on the movable contact spring (2) at the top of the movable contact push rod (5).
2. the auxiliary push-rod component of DC. current electromagnetic contactor is used for as claimed in claim 1, it is characterised in that：The draw-in groove
(3-6) is circular configuration, and the movable contact spring (2) is provided with the circular protrusions matched with the draw-in groove (3-6).
3. the auxiliary push-rod component of DC. current electromagnetic contactor is used for as claimed in claim 1, it is characterised in that：The through hole
(3-5) inwall is provided with first boss, and the step of the first boss faces down, and the movable contact push rod (5) is provided with and institute
The second boss of first boss matching is stated, the step surface of the second boss is oppositely arranged with the step surface of the first boss.
4. the auxiliary push-rod component of DC. current electromagnetic contactor is used for as claimed in claim 3, it is characterised in that：The Access Division
(3-1) is equipped with reinforcement with the junction of extension (3-2) and the extension (3-2) with the junction of ejection part (3-3)
Muscle (3-4).
5. the auxiliary push-rod component of DC. current electromagnetic contactor is used for as claimed in claim 4, it is characterised in that：Also include jump ring
(1), the jump ring (1) is positioned at the upper end of the Access Division (3-1), and is fastened on the movable contact push rod (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621280242.1U CN206301748U (en) | 2016-11-25 | 2016-11-25 | For the auxiliary push-rod component of DC. current electromagnetic contactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621280242.1U CN206301748U (en) | 2016-11-25 | 2016-11-25 | For the auxiliary push-rod component of DC. current electromagnetic contactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206301748U true CN206301748U (en) | 2017-07-04 |
Family
ID=59213135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621280242.1U Active CN206301748U (en) | 2016-11-25 | 2016-11-25 | For the auxiliary push-rod component of DC. current electromagnetic contactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206301748U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108321035A (en) * | 2018-04-13 | 2018-07-24 | 浙江众信新能源科技股份有限公司 | A kind of contactor movable contact component |
| CN108461355A (en) * | 2018-04-04 | 2018-08-28 | 浙江宏舟新能源科技有限公司 | A kind of high voltage direct current relay with microswitch |
| CN109545624A (en) * | 2018-11-09 | 2019-03-29 | 贵州天义电器有限责任公司 | A kind of adjusting contactor multichannel auxiliary contact device synchronization time and its application method |
| CN110211844A (en) * | 2019-05-21 | 2019-09-06 | 厦门宏发电力电器有限公司 | A kind of high voltage direct current relay with auxiliary contact |
-
2016
- 2016-11-25 CN CN201621280242.1U patent/CN206301748U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108461355A (en) * | 2018-04-04 | 2018-08-28 | 浙江宏舟新能源科技有限公司 | A kind of high voltage direct current relay with microswitch |
| CN108461355B (en) * | 2018-04-04 | 2023-12-12 | 浙江宏舟新能源科技有限公司 | High-voltage direct-current relay with micro switch |
| CN108321035A (en) * | 2018-04-13 | 2018-07-24 | 浙江众信新能源科技股份有限公司 | A kind of contactor movable contact component |
| CN109545624A (en) * | 2018-11-09 | 2019-03-29 | 贵州天义电器有限责任公司 | A kind of adjusting contactor multichannel auxiliary contact device synchronization time and its application method |
| CN110211844A (en) * | 2019-05-21 | 2019-09-06 | 厦门宏发电力电器有限公司 | A kind of high voltage direct current relay with auxiliary contact |
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