CN207651476U - A kind of surface attaching type element of high uniformity - Google Patents
A kind of surface attaching type element of high uniformity Download PDFInfo
- Publication number
- CN207651476U CN207651476U CN201721768385.1U CN201721768385U CN207651476U CN 207651476 U CN207651476 U CN 207651476U CN 201721768385 U CN201721768385 U CN 201721768385U CN 207651476 U CN207651476 U CN 207651476U
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- encapsulation
- pin
- slot
- attaching type
- high uniformity
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Abstract
The utility model discloses a kind of surface attaching type elements of high uniformity,Including potted element,Engaging encapsulation is provided with outside potted element,Engaging encapsulation includes upper encapsulation and lower encapsulation,Lower package surface is provided with member slot,The bottom surface of upper encapsulation is connected with buckle,The top surface of lower encapsulation is provided with card hole,Buckle is plugged in card hole,Potted element is connected with uniform pin configuration,And uniformly pin configuration includes being connected to the equally distributed interior pin on potted element surface,The side of lower encapsulation is provided with equally distributed pin slot,It is fixedly plugged with outer pin in pin slot,Outer pin is connected by overcurrent protection connection structure with corresponding interior pin,The device can make the uniformity higher of surface attaching type element,Make element in welding and connection,It will not make encapsulation uneven heating,Influence the performance of element,Increase overcurrent protection measure simultaneously,When so that the electric current for flowing through element is excessively high,Element will not directly be burnt,And it repairs simple and convenient.
Description
Technical field
The utility model is related to surface attaching type Element Technology field, the surface attaching type member of specially a kind of high uniformity
Part.
Background technology
Surface mount device, it is one kind in SMT components.In the primary stage of electronic circuit board production, via dress
With being completed completely by manually.After first batch of automatic machinery is released, they can place some simple pin elements, but complicated
Element there is still a need for by hand place can carry out wave-soldering.Surface mount device mainly has rectangle slice component, cylindrical chip
Element, compound slice component, special-shaped slice component.Element pasted on surface is about being released twenty years ago, and has started one with regard to this
A new era.From passive element to active component and integrated circuit, finally all become surface mount device (SMD）And it can pass through
It picks up and puts equipment and assembled.People think that SMD encapsulation finally all can be used in all pin elements within a very long time.
Existing surface attaching type element be mostly be used in combination there are two lead encapsulated layer by element in the connection of the both sides of element and
Lead is overmolding to disc-shaped or square shape, and the outside of encapsulated layer stays that there are two lead risers, reaches the mesh that element is made to patch type
's.Such as application No. is a kind of 201620681451.0 entitled device of surface attaching type element, the first leads of the device
It is contacted respectively with element with the second lead, then element and the first lead, the second lead is overmolding to disc-shaped with encapsulated layer, encapsulated
Layer is external, and there are the first pigtail splices and the second pigtail splice.The advantageous effect of the utility model is that traditional round piece element is transformed
At mounted type element, then by suitable lead machine-shaping, enable current density of the element by bigger, and operability is more
By force.
But existing technology has the following defects：
（1）Existing surface attaching type element uniformity is not high so that element is easy to keep encapsulation each in welding or connection
Position uneven heating is even, influences the performance of element.
（2）Existing surface attaching type element does not have overcurrent protection measure so that when the electric current for flowing through element is excessively high,
Element can be directly burnt, prodigious loss is caused and is not easily repaired.
In order to solve these problems, one devises a kind of surface attaching type element of high uniformity.
Invention content
In order to overcome the shortcomings of that prior art, the utility model provide a kind of surface attaching type member of high uniformity
Part, the device can make the uniformity higher of surface attaching type element, make element in welding and connection, and encapsulation will not be made heated
Unevenness, influences the performance of element, while increasing overcurrent protection measure so that flow through element electric current it is excessively high when, Bu Huizhi
It connects and burns element, and repair simple and convenient.
Technical solution adopted by the utility model to solve its technical problems is：A kind of surface attaching type member of high uniformity
The outside of part, including potted element, the potted element is provided with engaging encapsulation, and it includes upper encapsulation and lower envelope to engage encapsulation
Dress, the surface of the lower encapsulation is provided with member slot, and potted element is placed in member slot, the bottom surface connection of the upper encapsulation
There are several buckles, the top surface of the lower encapsulation is provided with several card holes, and buckle is plugged in corresponding card hole；
The potted element is connected with uniform pin configuration, and uniformly pin configuration includes being connected to potted element surface
The side of several equally distributed interior pins, the lower encapsulation is provided with several equally distributed pin slots, and in pin
Outer pin is fixedly plugged in slot, the outer pin is connected by overcurrent protection connection structure with corresponding interior pin.
As a kind of preferred technical solution of the utility model, the overcurrent protection connection structure is drawn including setting
The link slot of foot and outer pin end face, and conductive sheet is inserted in two link slots, the top surface of the lower encapsulation, which is provided with, leads
Electric film trap, and conductive sheet is placed in conductive film track, the surface both sides of the conductive sheet are both provided with arc groove.
As a kind of preferred technical solution of the utility model, the heat-resistant tube of conducting is provided in the conductive film track, and
Arc groove is arranged in the inside of heat-resistant tube.
As a kind of preferred technical solution of the utility model, the side of the upper encapsulation, which is connected with, just tears protrusion open, and just
The bottom surface of the bottom surface and upper encapsulation of tearing protrusion open is in the same plane.
As a kind of preferred technical solution of the utility model, the bottom surface of the bottom surface of the outer pin with lower encapsulation is same
In one plane.
As a kind of preferred technical solution of the utility model, the junction of the upper encapsulation and lower encapsulation is provided with insulation
Sealant.
Compared with prior art, the utility model has the beneficial effects that：
（1）The utility model is by being arranged uniform pin configuration so that the uniformity higher of surface attaching type element so that
When welding or connecting element, engaging encapsulation and element are not in the even situation of uneven heating so that the performance of element will not
It is affected.
（2）The utility model is by being arranged overcurrent protection connection structure so that when the electric current for flowing through element is excessive, leads
Electric sector-meeting fuses automatically, element will not be made to burn, and loss can be made to be reduced to minimum, while by the way that engaging encapsulation is arranged so that
Upper encapsulation and lower encapsulation can be opened easily, just can be repaired element by replacing conductive sheet, be made element normal use again so that
The reparation of element is more simply, conveniently.
Description of the drawings
Fig. 1 is to encapsulate overlooking structure diagram under the utility model；
Fig. 2 is the utility model conductive sheet side structure schematic view；
Fig. 3 is the utility model buckle structure schematic diagram；
Fig. 4 is to encapsulate overlooking structure diagram on the utility model.
In figure：1- potted elements；2- engaging encapsulation；The uniform pin configurations of 3-；4- overcurrent protection connection structures；
It is encapsulated on 201-；It is encapsulated under 202-；203- member slots；204- is buckled；205- card holes；206- just tears protrusion open；207-
Insulated enclosure layer；
Pin in 301-；302- pin slots；303- outer pins；
401- link slots；402- conductive sheets；403- conductive film tracks；404- arc grooves；405- heat-resistant tubes.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
The explanation of following embodiment is refer to the attached drawing, can be to the particular implementation implemented to example the utility model
Example.The direction and position term that the utility model is previously mentioned, for example, "upper", " in ", "lower", "front", "rear", "left", "right", "
It is interior ", "outside", " side " etc., be only the direction and position with reference to annexed drawings.Therefore, the direction and position term used is to use
To illustrate and understand the utility model, rather than to limit the utility model.
Embodiment：
As shown in Figures 1 to 4, the utility model provides a kind of surface attaching type element of high uniformity, including encapsulation
Element 1, potted element 1 are the various required components mounted, and the outside of the potted element 1 is provided with engaging encapsulation 2, and blocks
It includes upper encapsulation 201 and lower encapsulation 202 to close encapsulation 2, and upper encapsulation 201 and lower encapsulation 202 are made of insulating materials, and lower encapsulation
202 bottom surfaces can be smoothly close in the circuit board, and the surface of the lower encapsulation 202 is provided with member slot 203, and potted element 1
It is placed in member slot 203, the size of potted element 1 just engages with member slot 203 so that potted element 1 will not both loosen
It is easily installed again.
As shown in figure 3, the bottom surface of the upper encapsulation 201 is connected with several buckles 204, the top surface of the lower encapsulation 202
Several card holes 205 are provided with, and buckles 204 and is plugged in corresponding card hole 205 so that buckle 204 and card can be passed through
Hole 205 makes encapsulation 201 and lower encapsulation 202 be closely joined together, and becomes an entirety, and the entirety of composition can be cylinder
The patterns such as piece type, rectangular sheet type, are specifically determined by different elements, wiring board etc..
As shown in figure 3, the junction of the upper encapsulation 201 and lower encapsulation 202 is provided with insulated enclosure layer 207, insulation is close
Sealing 207 so that the connection of upper encapsulation 201 and lower encapsulation 202 is closer, does not have gap presence, can prevent the impurity such as dust
Into inside engaging encapsulation 2, potted element 1 will not be impacted, while insulated enclosure layer 207 is made of insulating materials, it can
To occur phenomena such as preventing electric leakage, short circuit.
As shown in Figure 3 and Figure 4, the side of the upper encapsulation 201 is connected with the bottom just torn protrusion 206 open, and just tear protrusion 206 open
Face and the bottom surface of upper encapsulation 201 are in the same plane so that when needing separately above to encapsulate 201 and lower encapsulation 202, can pass through
Lift just tear open protrusion 206 make encapsulation 201 and it is lower encapsulation 202 easily open, be easily installed potted element 1 and element tieed up
It repaiies.
As shown in Figure 1, Figure 2 and Figure 4, the potted element 1 is connected with uniform pin configuration 3, and uniformly pin configuration 3 is wrapped
Several the equally distributed interior pins 301 for being connected to 1 surface of potted element are included, if the side of the lower encapsulation 202 is provided with
A dry equally distributed pin slot 302, and outer pin 303 is fixedly plugged in pin slot 302, the outer pin 303 and right
The interior pin 301 answered is connected by overcurrent protection connection structure 4 so that potted element 1 can pass through interior pin 301, mistake
Current protection connection structure 4 and outer pin 303 realize the connection with the external world, and make the uniformity higher of device, can make dress
Set in welding or connection, potted element 1 and engaging encapsulation 2 it is heated evenly, the performance of potted element 1 will not be made by shadow
It rings.
As shown in Figures 2 and 3, the bottom surface of the outer pin 303 with it is lower encapsulation 202 bottom surface in the same plane, outside
Pin 303 is similar to " Z " font, and the position restriction of outer pin 303 can facilitate the fixation of device, while device being made not hang
Not prison welding that is empty or making outer pin 303 is solid.
As depicted in figs. 1 and 2, the overcurrent protection connection structure 4 includes being arranged in interior pin 301 and outer pin 303
The link slot 401 of end face, and conductive sheet 402 is inserted in two link slots 401 so that conductive sheet 402 not with interior pin
301, outer pin 303 is fixedly connected so that the replacement of conductive sheet 402 is more convenient, and the top surface of the lower encapsulation 202 is provided with conduction
Film trap 403, and conductive sheet 402 is placed in conductive film track 403, conductive film track 403 can make conductive sheet 402 not protrude lower envelope
Fill 202 surface so that there is no gap, the surfaces two of the conductive sheet 402 when above encapsulation 201 and lower encapsulation 202 connect
Side is both provided with arc groove 404 so that when the electric current for flowing through potted element 1 is excessive, conductive sheet 402 can be from arc groove 404
It disconnecting so that the structure inside potted element 1 is unaffected, avoids causing bigger to lose due to potted element 1 is burnt out, meanwhile,
Encapsulation 201, and the conductive sheet 402 more renewed are pried open, just device can be made to be continuing with so that the reparation of device is simpler, square
Just.
As depicted in figs. 1 and 2, the heat-resistant tube 405 of conducting is provided in the conductive film track 403, and arc groove 404 is arranged
In the inside of heat-resistant tube 405, heat-resistant tube 405 can bear high temperature so that when the electric current for flowing through potted element 1 is excessive, conductive sheet
402 at arc groove 404 when blowing, and will not burn out encapsulation 201 and lower encapsulation 202 so that above encapsulates 201 and lower encapsulation 202
It can continue to use, increase the service life of device, and reduce maintenance cost.
In conclusion the utility model is mainly characterized by：
（1）The utility model can make the uniformity higher of element, be not in the even situation of uneven heating so that element
Performance be unaffected.
（2）When the utility model can make the electric current for flowing through element excessive, conductive sheet fuses automatically, element will not be made to burn
It ruins, loss is made to be reduced to minimum, while the reparation of element can be made more simply, conveniently.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing in the equivalent requirements of the claims will be fallen
All changes in justice and range are embraced therein.Any reference numeral in claim should not be considered as limitation
Involved claim.
Claims (6)
1. a kind of surface attaching type element of high uniformity, including potted element（1）, it is characterised in that：The potted element（1）
Outside be provided with engaging encapsulation（2）, and engage encapsulation（2）Including upper encapsulation（201）With lower encapsulation（202）, the lower encapsulation
（202）Surface be provided with member slot（203）, and potted element（1）It is placed on member slot（203）It is interior, the upper encapsulation（201）
Bottom surface be connected with several buckles（204）, the lower encapsulation（202）Top surface be provided with several card holes（205）, and buckle
（204）It is plugged in corresponding card hole（205）It is interior；
The potted element（1）It is connected with uniform pin configuration（3）, and uniform pin configuration（3）Including being connected to potted element
（1）Several equally distributed interior pins on surface（301）, the lower encapsulation（202）Side be provided with several uniformly point
The pin slot of cloth（302）, and in pin slot（302）Inside it is fixedly plugged with outer pin（303）, the outer pin（303）And correspondence
Interior pin（301）Pass through overcurrent protection connection structure（4）Connection.
2. a kind of surface attaching type element of high uniformity according to claim 1, it is characterised in that：The over current protection
Protect connection structure（4）Including being arranged in interior pin（301）And outer pin（303）The link slot of end face（401）, and connected at two
Slot（401）Inside it is inserted with conductive sheet（402）, the lower encapsulation（202）Top surface be provided with conductive film track（403）, and conductive sheet
（402）It is placed on conductive film track（403）It is interior, the conductive sheet（402）Surface both sides be both provided with arc groove（404）.
3. a kind of surface attaching type element of high uniformity according to claim 2, it is characterised in that：The conductive sheet
Slot（403）Inside it is provided with the heat-resistant tube of conducting（405）, and arc groove（404）It is arranged in heat-resistant tube（405）Inside.
4. a kind of surface attaching type element of high uniformity according to claim 1, it is characterised in that：The upper encapsulation
（201）Side be connected with and just tear protrusion open（206）, and just tear protrusion open（206）Bottom surface and upper encapsulation（201）Bottom surface same
In plane.
5. a kind of surface attaching type element of high uniformity according to claim 1, it is characterised in that：The outer pin
（303）Bottom surface with lower encapsulation（202）Bottom surface in the same plane.
6. a kind of surface attaching type element of high uniformity according to claim 1, it is characterised in that：The upper encapsulation
（201）With lower encapsulation（202）Junction be provided with insulated enclosure layer（207）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721768385.1U CN207651476U (en) | 2017-12-18 | 2017-12-18 | A kind of surface attaching type element of high uniformity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721768385.1U CN207651476U (en) | 2017-12-18 | 2017-12-18 | A kind of surface attaching type element of high uniformity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207651476U true CN207651476U (en) | 2018-07-24 |
Family
ID=62877108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721768385.1U Expired - Fee Related CN207651476U (en) | 2017-12-18 | 2017-12-18 | A kind of surface attaching type element of high uniformity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207651476U (en) |
-
2017
- 2017-12-18 CN CN201721768385.1U patent/CN207651476U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180724 Termination date: 20181218 |