CN208014619U - Contactor and the system that device overtravel value is steadily contacted - Google Patents
Contactor and the system that device overtravel value is steadily contacted Download PDFInfo
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- CN208014619U CN208014619U CN201820293683.8U CN201820293683U CN208014619U CN 208014619 U CN208014619 U CN 208014619U CN 201820293683 U CN201820293683 U CN 201820293683U CN 208014619 U CN208014619 U CN 208014619U
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- iron core
- contactor
- frame
- static
- holder
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Abstract
The utility model discloses a kind of contactor and the system of the steady contact device overtravel value including it, contactor include：Frame；It is installed to the static iron core of frame；The dynamic iron core that can be moved relative to static iron core；It is installed to the static contact of frame；It is connected to dynamic iron core and can be relative to the cephalomotor moving contact of stationary contact；Around the coil of static iron core and dynamic iron core.Wherein, contactor further includes regulating mechanism, and static iron core is installed to frame by regulating mechanism, and regulating mechanism is by adjusting position of the static iron core relative to frame, to adjust the overtravel value of contactor.
Description
Technical field
The utility model is related to a kind of contactors, are worth adjustable contactor more particularly, to overtravel, further relate to stablize
The system of contactor overtravel value.
Background technology
Contactor refers to flowing through current induced magnetic field using coil in industrial electro, makes contact closure, to reach control load
Electric appliance.In general, contactor includes：Frame；It is installed to the static iron core of frame；The dynamic iron that can be moved relative to static iron core
Core；It is installed to the static contact of frame；It is connected to dynamic iron core and can be relative to the cephalomotor moving contact of stationary contact；Around static iron core
With the coil of dynamic iron core, wherein when the coil is energized, driving dynamic iron core is moved towards static iron core, to which moving contact is towards stationary contact
Head movement so that it is static relative to frame to touch since moving contact with static contact dynamic iron core for moving contact and static contact contact
During dynamic iron core move distance be contactor overtravel value.
The overtravel value of contactor is the key index of properties of product, it not only influences product temperature and rises but also influence the electrical longevity
Life.The test stone of overtravel value is the difference between the actual overtravel value of contactor and scheduled overtravel value.The difference
Bigger, the overtravel value between different contactors is more unstable.At present in industry contactor product export relatively high inspection
For standard at 0.4 millimeter or so, can be reached by controlling the test stone of poor manufacturer by 0.5 millimeter or more.Overtravel value is not
Stabilized zone is exactly that the huge of electrical endurance is waved most intuitively to influence, the final consistency for influencing properties of product.
For the contactor beyond test stone, traditional way is done over again to contactor, replaces contact, iron core etc.
Parts are simultaneously examined again, until reaching test stone.This way is undoubtedly time-consuming and laborious, and cost is high, and final
The overtravel value of finished product still in a larger range, such as 0.4 millimeter, and the properties of product within the scope of this have it is prodigious
Difference.
Utility model content
For in this industry there are the problem of, the utility model proposes a kind of overtravels to be worth adjustable contactor so that
Difference between the actual overtravel value of contactor and scheduled overtravel value greatly reduces, for example, reach 0.1 millimeter it is below
Level, and the adjusting work of overtravel value can be completed while assembly, do not need any of renewal part etc. and do over again.
The utility model also proposes a kind of system that device overtravel value is steadily contacted, by measuring and adjusting contactor reality
Overtravel value so that the overtravel value of each contactor product has high consistency.
One side according to the present utility model, provides a kind of contactor, and the contactor includes：Frame；It is installed to
The static iron core of frame；The dynamic iron core that can be moved relative to static iron core；It is installed to the static contact of frame；Be connected to dynamic iron core and
It can be relative to the cephalomotor moving contact of stationary contact；Around the coil of static iron core and dynamic iron core.Wherein, when the coil is energized, it drives
Dynamic iron core is moved towards static iron core, to which moving contact is moved towards static contact so that moving contact and static contact contact, from moving contact
Start to touch dynamic iron core relative to frame with static contact to be that contactor being out of the line at a distance from dynamic iron core movement during static
Journey value.Wherein, the contactor includes regulating mechanism, and static iron core is installed to frame, the adjusting machine by the regulating mechanism
Structure is by adjusting position of the static iron core relative to frame, to adjust the overtravel value of contactor.By regulating mechanism, with simple
And low-cost mode realizes the adjusting to contactor overtravel value so that the actual overtravel value of contactor surpasses with scheduled
Difference between stroke value can greatly reduce, such as reach 0.1 millimeter of level below, to the one of contactor overtravel value
Cause property greatly improves, far above the general level in industry.
Contactor according to the present utility model can have following one or more features either individually or in combination.
One embodiment according to the present utility model, the regulating mechanism include being arranged in frame and can be relative to frame
The holder of frame movement, the static iron core are arranged on holder, and the regulating mechanism is by adjusting the holder relative to frame
Position adjusts position of the static iron core relative to frame, to adjusting the overtravel value of contactor.
One embodiment according to the present utility model, the holder include the clamping portion being arranged at holder both ends, the card
Socket part is configured to static iron core snapping fit onto holder.
One embodiment according to the present utility model, the holder are made of metal, with ensure enough tensile strengths and
Yield strength.
One embodiment according to the present utility model, the regulating mechanism further include cushion pad, and the cushion pad setting exists
Between holder and frame.
One embodiment according to the present utility model, the cushion pad are valve rubber.
One embodiment according to the present utility model, the regulating mechanism further include adjustable member, by adjusting adjustable structure
Position of the part to holder relative to frame is adjusted.
One embodiment according to the present utility model, the adjustable member are the spiral shell that holder is moveably coupled to frame
Nail.
The quantity of one embodiment according to the present utility model, the screw is one or two.
One side according to the present utility model additionally provides a kind of system that device overtravel value is steadily contacted.The system
System includes：Measure the measuring apparatus of contactor overtravel value；And the contactor according to above-described embodiment, when measuring system is surveyed
Difference between the overtravel value of amount and scheduled overtravel value exceeds threshold value, then the position by adjusting bracket relative to frame
Overtravel value is adjusted, until the overtravel value measured by measuring system and difference between scheduled overtravel value are in threshold value model
In enclosing.By measuring and adjusting the actual overtravel value of contactor the overtravel value of device is steadily contacted so that Ge Gejie in the system
The overtravel value of tentaculum product has high consistency.
Description of the drawings
In order to which the disclosure and its advantage is more fully understood, referring now to following description with reference to the accompanying drawings, in the accompanying drawings：
Fig. 1 is the cross-sectional view of the contactor 1 of an embodiment according to the present utility model.
Fig. 2 is the cross-sectional perspective view of the contactor 1 of an embodiment according to the present utility model.
Fig. 3 is the sectional view of the contactor 1 of an embodiment according to the present utility model.
Fig. 4 is the cross-sectional perspective view of the contactor 1 ' of the prior art.
Fig. 5 is the cross-sectional view of the contactor 1 of another embodiment according to the present utility model.
Fig. 6 is the cross-sectional perspective view of the contactor 1 of another embodiment according to the present utility model.
Fig. 7 is the sectional view of the contactor 1 of another embodiment according to the present utility model.
In order to be clearly shown, the size in attached drawing may be exaggerated.In different figures, identical element is with identical
Reference numeral indicates.
Specific implementation mode
Drawings discussed below and for describe the disclosure in this patent document principle various embodiments only
It is in order to illustrate without that should be construed to limit the scope of the disclosure in any way.
It should be understood that when an element (for example, first element) is referred to as " being connected to ", " being connected to " or " clamping
To " another element (for example, second element) when, which can directly couple, connects or snap fit onto another element, or
There may be intermediate elements (for example, third elements).
Hereinafter, the embodiments of the present invention be will be described in detail with reference to the accompanying drawings.
Fig. 1 is the cross-sectional view of the contactor 1 of an embodiment according to the present utility model.Fig. 2 is new according to this practicality
The cross-sectional perspective view of the contactor 1 of one embodiment of type.Fig. 3 is cutting for the contactor 1 of an embodiment according to the present utility model
Face figure.Fig. 4 is the cross-sectional perspective view of the contactor 1 ' of the prior art.It should be noted that shown in Fig. 2-4 be static iron core and
The state of dynamic iron core fitting.
Referring now to Fig. 1-3, compares, be described in detail according to the present utility model with the contactor 1 ' of the prior art of Fig. 4
Contactor 1.
The contactor 1 of embodiment according to the present utility model includes：Frame 2；It is installed to the static iron core 3 of frame 2；It being capable of phase
The dynamic iron core 4 moved for static iron core 3；It is installed to the static contact (not shown) of frame 2；It is connected to dynamic iron core 4 and energy
Enough relative to the cephalomotor moving contact (not shown) of stationary contact；Around static iron core 3 and the coil of dynamic iron core 45.1 institute of contactor
Including said modules be existing contactor 1 ' possessed by, referring specifically to Fig. 4.Although moving contact and stationary contact are not shown in figure
Head, it will be appreciated by a person skilled in the art that static contact is removably mounted to frame 2, moving contact links with dynamic iron core 4, moves
The movement of iron core 4 can drive moving contact to be moved relative to frame 2.
When coil 5 is powered, magnetic field is generated, driving dynamic iron core 4 is moved towards static iron core 3, to which moving contact is towards stationary contact
Head movement so that moving contact and static contact contact.It is static relative to frame 2 that dynamic iron core is touched with static contact since moving contact
During dynamic iron core move distance be contactor 1 overtravel value.The overtravel value of contactor is the key that properties of product
Index, it not only influences product temperature and rises but also influence electrical endurance.
Unlike existing contactor 1 ', the contactor 1 of embodiment according to the present utility model further includes regulating mechanism
6.Static iron core 3 is installed to frame 2 by regulating mechanism 6, regulating mechanism 6 by adjusting position of the static iron core 3 relative to frame 2,
Change the distance between dynamic iron core 4 and static iron core 3 so that when coil 5 is powered, the generation between dynamic iron core 4 and static iron core 3
The power to attract each other change, to which dynamic iron core 4 moves and the process that finally contacts changes to static iron core 3, but by
In coupling for moving contact and dynamic iron core 4, the distance that dynamic iron core continues on after causing moving contact and static contact to contact changes,
That is the overtravel value of contactor 1 is conditioned.
Therefore, by regulating mechanism 6, due to its overtravel value can be adjusted while contactor 1 assembles, and
The component of contactor 1 need not be replaced, it is possible to realized in a manner of simple, quick and low-cost to the super of contactor 1
The adjusting of stroke value, and enable to the difference energy between the actual overtravel value of contactor 1 and scheduled overtravel value
It enough greatly reduces, such as reaches 0.1 millimeter of level below, to which the consistency of the overtravel value of contactor 1 greatly improves, far
Higher than the general level in industry.
As Figure 2-3, regulating mechanism 6 may include the holder that is arranged in frame 2 and can be moved relative to frame 2
61.Static iron core 3 is arranged on holder 61, and regulating mechanism 6 adjusts static iron core by adjusting bracket 61 relative to the position of frame 2
3 position relative to frame 2, to adjust the overtravel value of contactor 1.
Preferably, holder 61 is made of metal, to ensure enough tensile strength and yield strength.
Preferably, holder 61 includes being arranged in the clamping portion 611 at 61 both ends of holder, and clamping portion 611 is configured to static iron core 3
Snap fit onto holder 61.It should be noted that static iron core 3 can be snapped fit onto holder 61 by clamping portion 611 indirectly, as shown in figure 3,
It further include bolster etc. between clamping portion 611 and static iron core.
Preferably, holder 61 is formed as the form of band so that it is easy to be processed molding and cost is relatively low.
Regulating mechanism 6 can also include adjustable member 62, by adjust adjustable member 62 come to holder 61 relative to frame 2
Position be adjusted.As shown in Figure 1, adjustable member 62 is exposed to outside frame 2 so that user from external contact and can adjust
Adjustable member 62 is saved, to easily from the external overtravel value for adjusting contactor 1.
Preferably, adjustable member 62 is the screw that holder 61 is moveably coupled to frame 2.User can revolve from outside
Turn screw.For example, with reference to figure 3, it is rotated clockwise screw and holder 61 is moved downward, to drives static iron core 3 downward
Movement so that the distance between dynamic iron core 4 and static iron core 3 increase when being not powered on, to adjust the overtravel value of contactor 1；It is inverse
Clockwise rotary screw makes holder 61 move upwards, to drive static iron core 3 to move upwards so that dynamic iron core when being not powered on
The distance between 4 and static iron core 3 reduce, to reversely adjust the overtravel value of contactor 1.Those skilled in the art can manage
Solution, according to the difference of screw, the direction of rotary screw can be different from the correspondence in the direction for adjusting overtravel value.Such as Fig. 1-
Shown in 3, the quantity of the screw in the present embodiment is two, it will be recognized to those skilled in the art that the utility model is unlimited
In this, the quantity of screw can be one or three or more.
Regulating mechanism 6 can also include cushion pad 63, cushion pad 63 be arranged between holder 61 and frame 2, to avoid
Collision when adjusting between holder 61 and frame 2.Preferably, cushion pad 63 is valve rubber.
Fig. 5 is the cross-sectional view of the contactor 1 of another embodiment according to the present utility model.Fig. 6 is according to this practicality
The cross-sectional perspective view of the contactor 1 of novel another embodiment.Fig. 7 is the contactor of another embodiment according to the present utility model
1 sectional view.It should be noted that shown in Fig. 6-7 being state that static iron core 3 and dynamic iron core 4 are bonded.
Referring now to Fig. 5-7, the contactor 1 of another embodiment according to the present utility model is described in detail.
Contactor 1 shown in Fig. 5-7 according to another embodiment with contactor 1 shown in Fig. 1-3 the difference is that,
Contactor 1 shown in Fig. 5-7 only includes a screw, therefore the shape of holder 61 is slightly different, and the shape of cushion pad 63
It is different.But according to the consistent of the principle of the regulating mechanism of the contactor of the present embodiment 16 and above-described embodiment, it can reach this reality
With novel objects and advantages.
The utility model additionally provides a kind of system that device overtravel value is steadily contacted.The system comprises：Measure contact
The measuring apparatus of device overtravel value；And the contactor according to above-described embodiment.Overtravel value measured by the measuring system with
Difference between scheduled overtravel value exceeds threshold value, then the position by adjusting bracket 61 relative to frame 2 is out of the line to adjust
Journey value, until the overtravel value measured by measuring system and the difference between scheduled overtravel value are in threshold range.This is
System passes through the actual overtravel value for measuring and adjusting contactor 1, the overtravel value of device 1 is steadily contacted so that each contactor
The overtravel value of product has high consistency.It should be noted that the measuring apparatus for measuring contactor overtravel value is this
Known to field, therefore it is not described here in detail.
Although various optimal modes perhaps for executing this introduction are described in detail, involved by these introductions
And the technical staff in field will be recognized that the various alternative aspects for putting into practice this introduction within the scope of the appended claims.
Claims (10)
1. a kind of contactor, the contactor include：Frame；It is installed to the static iron core of frame；It can be moved relative to static iron core
Dynamic iron core；It is installed to the static contact of frame；It is connected to dynamic iron core and can be relative to the cephalomotor moving contact of stationary contact；It surrounds
The coil of static iron core and dynamic iron core, wherein when the coil is energized, driving dynamic iron core is moved towards static iron core, to moving contact court
It is moved to static contact so that moving contact and static contact contact touch dynamic iron core relative to frame since moving contact with static contact
The distance that dynamic iron core moves during frame is static is the overtravel value of contactor, which is characterized in that the contactor includes adjusting
Mechanism is saved, static iron core is installed to frame by the regulating mechanism, and the regulating mechanism is by adjusting static iron core relative to frame
Position, to adjust the overtravel value of contactor.
2. contactor according to claim 1, which is characterized in that the regulating mechanism includes being arranged in frame and can
Relative to the holder of frame movement, the static iron core is arranged on holder, and the regulating mechanism is opposite by adjusting the holder
Position of the static iron core relative to frame is adjusted in the position of frame, to adjust the overtravel value of contactor.
3. contactor according to claim 2, which is characterized in that the holder includes the clamping being arranged at holder both ends
Portion, the clamping portion are configured to static iron core snapping fit onto holder.
4. the contactor according to any one of claim 2 to 3, which is characterized in that the holder is made of metal.
5. the contactor according to any one of Claim 1-3, which is characterized in that the regulating mechanism further includes buffering
Pad, the cushion pad are arranged between holder and frame.
6. contactor according to claim 5, which is characterized in that the cushion pad is valve rubber.
7. the contactor according to any one of Claim 1-3, which is characterized in that the regulating mechanism further includes adjustable
Component is adjusted by adjusting position of the adjustable member to holder relative to frame.
8. contactor according to claim 7, which is characterized in that the adjustable member is to be moveably coupled to holder
The screw of frame.
9. contactor according to claim 8, which is characterized in that the quantity of the screw is one or two.
10. a kind of system that device overtravel value is steadily contacted, which is characterized in that the system comprises：
Measure the measuring apparatus of contactor overtravel value；And
According to the contactor described in any one of claim 1-9, the overtravel value measured by measuring system surpasses with scheduled
Difference between stroke value exceeds threshold value, then adjusts overtravel value relative to the position of frame by adjusting bracket, until surveying
The difference between overtravel value and scheduled overtravel value measured by amount system is in threshold range.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820293683.8U CN208014619U (en) | 2018-03-02 | 2018-03-02 | Contactor and the system that device overtravel value is steadily contacted |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820293683.8U CN208014619U (en) | 2018-03-02 | 2018-03-02 | Contactor and the system that device overtravel value is steadily contacted |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208014619U true CN208014619U (en) | 2018-10-26 |
Family
ID=63887069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820293683.8U Active CN208014619U (en) | 2018-03-02 | 2018-03-02 | Contactor and the system that device overtravel value is steadily contacted |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208014619U (en) |
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2018
- 2018-03-02 CN CN201820293683.8U patent/CN208014619U/en active Active
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