CN107889376A - A kind of HFC machineries decay inserted sheet welding structure and welding pedestal - Google Patents
A kind of HFC machineries decay inserted sheet welding structure and welding pedestal Download PDFInfo
- Publication number
- CN107889376A CN107889376A CN201711378874.0A CN201711378874A CN107889376A CN 107889376 A CN107889376 A CN 107889376A CN 201711378874 A CN201711378874 A CN 201711378874A CN 107889376 A CN107889376 A CN 107889376A
- Authority
- CN
- China
- Prior art keywords
- welding
- support member
- pin
- inserted sheet
- welded part
- 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.)
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Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
- H05K3/34—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by soldering
- H05K3/3447—Lead-in-hole components
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10613—Details of electrical connections of non-printed components, e.g. special leads
- H05K2201/10742—Details of leads
- H05K2201/10886—Other details
- H05K2201/10901—Lead partly inserted in hole or via
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The present invention relates to communication network device technical field,More particularly to a kind of HFC machineries decay inserted sheet welding structure and welding pedestal,The welding structure of the present invention on the solder side of welded part by setting pin,In the pin side, support member is set,And pin length is set to be longer than the height of the support member,During so that the welded part being welded with pcb board,There is gap between the solder side and pcb board of the welded part,Ensure that the body construction of welded part separates with PCB,Short circuit etc. will not occur and have a strong impact on the problem of device is safe,Ensure that welded part can be applied in through hole technique of backflow simultaneously,Device pin size meets solder joint requirement,And the phenomenon without pearl solder and short circuit after device welding,Improve the quality of connection of HFC machinery decay inserted sheets,Avoid that breakage occurs,The problem of fracture,Ensure that communication equipment is normal,Safe operation.
Description
Technical field
The present invention relates to communication network device technical field, more particularly to a kind of HFC machineries decay inserted sheet welding structure and
Weld pedestal.
Background technology
Decay inserted sheet is a kind of electronic component for providing decay, is widely used in electronic equipment, its main use
Way is the size of signal in adjustment circuit, while in comparative method for measuring circuit, can be used to the pad value that direct-reading is tested network, separately
It can also improve impedance matching outside, can be in this circuit and reality if some circuit requirements have a more stable load impedance
A decay inserted sheet is inserted between the load impedance of border, the change of impedance can be buffered.
When connecting HFC machinery decay inserted sheets, prior art will generally decay inserted sheet welding on circuit boards, or pass through
The welded and installed bearing in PCB, then decay inserted sheet is inserted on erection support.Decay inserted sheet whether directly connects
Connect or be connected to by erection support in PCB, be required to by be connected to decay inserted sheet or erection support on draw
It is welded to connect after pin insertion PCB, after being inserted into due to pin on pcb board, decay inserted sheet or erection support can go out
Show short circuit phenomenon, it is necessary to artificially handle, influence assembling process and assembling quality, while pin size can not meet weld pads
It is required that and it is existing decay inserted sheet or erection support body construction generally use card form structure, the company of card form structure
Socket part position is that one side or the multi-lateral is card, in plug installation process is carried out, it is easy to is broken, and then influences mechanical erection
With the stability of connection.
The content of the invention
It is an object of the invention to：During for being in the prior art welded to HFC machinery decay inserted sheets on pcb board, exist
Decay inserted sheet or erection support, which are difficult to fix, causes easy generation short circuit, quality of welding spot can not meet to require, and pearl be present
Solder etc. influences the problem of welding quality, there is provided a kind of HFC machineries decay inserted sheet welding structure and welding pedestal, the welding structure
By way of arranging support member on the decay welded part such as inserted sheet or erection support, it is readily placed to welded part
In PCB, while the body construction of welded part is separated with PCB, ensure that device pin size meets solder joint
It is required that and device welding after the phenomenon without pearl solder, short circuit will not occur, carry out improve HFC machinery decay inserted sheet company
Quality is connect, guarantee communication equipment is normal, safe operation.
In order to realize foregoing invention purpose, the invention provides following technical scheme：
A kind of HFC machineries decay inserted sheet welding structure, including the welded part for being welded with pcb board, the weldering of the welded part
Junction is provided with the pin for being used for inserting pcb board, and the pin side is provided with support member, and the pin length is longer than the support
The height of part so that when the pin insertion pcb board is welded, have between the solder side and pcb board of the welded part
Gap.
When this welding structure is used on HFC machinery decay inserted sheets, the welded part is HFC machinery decay inserted sheets.
Support member is set in the pin side of welded part, decay inserted sheet is supported by support member, so that by
Weldment, in relatively-stationary state, ensures that the pin size of welded part meets solder joint requirement in welding, meanwhile, lead to
Cross support member to be supported welded part, so that welded part tentatively can be fixed on weldment, so as to be put into back
Through-hole reflow is carried out in fluid welding machine to connect, and ensures the welding quality in through hole reflux course.
In the prior art, when welded part is welded in PCB, generally use tin liquor is welded, due to quilt
The pin of weldment is inserted into when being welded on pcb board, decays inserted sheet or short circuit phenomenon occurs, it is necessary to artificial in erection support
Processing, assembling process and assembling quality are influenceed, and by the support member of this programme, Through-hole reflow can be carried out to welded part
Connect, welded part is carried out using tin cream tentatively to fix, Through-hole reflow is then carried out and connects；Pin length is arranged to be longer than branch
The structure type of the height of support member, when the support member is supported welded part body construction, the solder side of welded part with
There is space between pcb board, both can guarantee that welded part pin size meets solder joint requirement, while realize nothing after welded part welding
Pearl problem and short circuit phenomenon, ensure welding quality.
Preferably, the pin is arranged on the solder side with support member, and the pin length is beyond support member
For height between δ~2.5mm, the δ is the thickness of pcb board.
The difference in height of pin length and support member height is Δ H, and between Δ H is arranged into δ~2.5mm, pin length is big
In the thickness of pcb board, when the welded part is connected with pcb board, the pin of welded part can penetrate pcb board, ensure welded part
It is bonded completely in the range of pin length with pcb board, welded part is connected firmly with pcb board, simultaneously as pin and pcb board
Between connection fitting gapless, it is also more firm after pin welding；Pin can not be stretched out to long, guarantee welded part simultaneously
Pin reach the opposite side of pcb board remaining parts impacted.
By the structure type of this programme, realize that PCB aperture footpath matches with decay inserted sheet pin, meet weld appearance requirement.
Preferably, the support member and pcb board plane contact, and the height H of the support member is 0.5~1.0mm.
Support member is arranged to the structure type with pcb board plane contact, ensures that support member is stably placed at pcb board, enters
And conveniently welded part is welded；In addition, the height of support member is unable to process, the height of support member is arranged to 0.5~
Between 1.0mm, while after ensureing welded part welding without pearl phenomenon, it can guarantee that support member can be carried out more to decay inserted sheet
Good support, while ensure that decay inserted sheet meets the requirement of performance.
Preferably, the height of the support member is 0.8mm.
Preferably, the solder for welding welded part is tin material.
Accordingly, weld pedestal present invention also offers one kind, including base body, on the base body arrangement just like
Welding structure described above.
This programme provides a kind of welding pedestal, by arranging welding structure described above on base body, so that
For the welding pedestal when being welded in PCB, welding pedestal is in relatively-stationary state, and ensures to weld pedestal
Pin size can meet solder joint requirement, realize that welded part, without pearl phenomenon, ensures welding quality after welding.
Preferably, the base body is cuboid structure, and the welded pin and support member are arranged in the square
On the same end face of physique structure.
Using the base body of cuboid structure, it can realize that material braid and machine are drawn, so as to significantly improve welding base
The production efficiency of seat.
Preferably, the slot for assigning decay inserted sheet is further opened with the base body, the slot encloses for four sides
Gear formula structure, the slot are located on solder side opposite side end face.
Existing base body connecting portion uses card form structure, and the one or both ends of this card form structure socket are
Elastic card, although being easy to plug, the problems such as device is easily come off, connecting portion is easily broken off be present, using we
The slot of the four sides enclosure-type structure of case, ensure bonding strength, the problems such as avoiding that breakage, fracture occurs.
Further, when base body is rectangular configuration, the welding structure and the slot are arranged in rectangle
Relative two end faces of body structure.
Preferably, the slot is shape square slot corresponding with decay inserted sheet, and it is fixed to be offered on the square slot
Position notch.
Locating notch is opened up on square slot, so that decay inserted sheet is easily installed on the welding pedestal, avoids declining
Subtract inserted sheet and be arranged on welding pedestal the problem of larger abrasion occurs, scrapes, make the slot of four sides enclosure-type structure more have
Inserting advantage, while avoiding occurring fracture damage, further lift the convenience of inserting.
Further, the locating notch is opened in square slot long side both sides, and the locating notch of both sides is positioned opposite,
Two locating notches are set, improve location efficiency.
Preferably, the support member is the bar shaped boss for being arranged on two ends of solder side, and the bar shaped boss and base
The integral type connection of seat body.
Support member is arranged to bar shaped boss, improves the contact area of support member and pcb board, so that welding pedestal is more
It is stably installed in PCB, is convenient for welding, improves welding quality.
Further, the bar shaped boss contacts with PCB for face.
Further, the length of the bar shaped boss is consistent with the length of the solder side of base body.
Further, the quantity of the pin is multiple that multiple pins are sequentially arranged between two bar shaped boss
Interstice coverage in.
Further, multiple pins are in one line on solder side, are arranged side by side.
Preferably, the material of the base body is PA9T.
In the present invention, when describing base body material, the base body includes support member, i.e. base body and support
The material of part is consistent, is 9A9T.
In the prior art, the approximate material such as erection support generally use PBT or PA46 for connecting HFC machinery decay inserted sheets
Material, this material are unable to high temperature resistant, and maximum temperature can only be within 150 DEG C.And use PA9T material to make base body, most
Height can bear more than 260 DEG C of high temperature, so as to realize that device can meet the use demand of 260 degree of welding of backflow.
Simultaneously as base body device can bear 260 DEG C of high temperature, the SMT attachments and welding of device can be realized.
Preferably, when directly setting welding structure on decay inserted sheet, decay inserted sheet and the material of support member are PA9T.
Compared with prior art, beneficial effects of the present invention：
1st, support member is set in the pin side of welded part, decay inserted sheet is supported by support member, so that being welded
Fitting, in relatively-stationary state, ensures that the pin size of welded part meets solder joint requirement in welding；
The 2nd, pin length is arranged to the structure type of height for being longer than support member, support member is entered welded part body construction
During row support, there is space between the solder side and pcb board of welded part, both can guarantee that welded part pin size meets that solder joint will
Ask, while realize after welded part welding without pearl phenomenon, and the problem of short circuit will not occur, ensure welding quality；
3rd, using the base body of cuboid structure, it can realize that material braid and machine are drawn, so as to significantly improve welding pedestal
Production efficiency；
4th, base body is made using PA9T material, highest can bear more than 260 DEG C of high temperature, so as to realize that device can expire
The use demand of foot 260 degree of welding of backflow.
Brief description of the drawings
Fig. 1 is welding structure of the present invention and the structural representation for welding pedestal.
Fig. 2 is Fig. 1 top view.
Fig. 3 is Fig. 1 left view.
Fig. 4 is welding structure of the present invention and the stereogram for welding pedestal.
Fig. 5 is welding structure of the present invention and the stereogram for welding another visual angle of pedestal.
Marked in figure：1- welded parts, 2- pins, 3- support members, 4- base bodies, 5- slots, 6- locating notches, 7- welderings
Junction, H- support members height, the difference in height of Δ H- pin lengths and support member height.
Embodiment
With reference to test example and embodiment, the present invention is described in further detail.But this should not be understood
Following embodiment is only limitted to for the scope of the above-mentioned theme of the present invention, it is all that this is belonged to based on the technology that present invention is realized
The scope of invention.
Embodiment 1
HFC machinery decay inserted sheet welding structures, as shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, including for being welded with pcb board
Welded part 1, the solder side 7 of the welded part 1 are provided with the pin 2 for being used for inserting pcb board, and the side of pin 2 is provided with branch
Support member 3, the length of pin 2 are longer than the height of the support member 3 so that when the insertion of pin 2 pcb board is welded, institute
Stating between the solder side and pcb board of welded part 1 has gap, and the welded part 1 of the present embodiment is HFC machinery decay inserted sheets.
As a kind of embodiment therein, the pin 2 is arranged on the solder side 7 with support member 3, described to draw
The length of pin 2 exceeds the height of support member 3 between δ~2.5mm, and the δ is the thickness of pcb board, the length of pin 2 and support
The difference in height of the height of part 3 is Δ H, between Δ H is arranged into δ~2.5mm, the length of pin 2 be more than pcb board thickness, make by
When weldment 1 is connected with pcb board, the pin 2 of welded part 1 can penetrate pcb board, ensure that welded part 1 is grown with pcb board in pin
It is bonded completely in the range of degree, welded part 1 is connected firmly with pcb board, simultaneously as connection is bonded nothing between pin 1 and pcb board
Gap, pin 2 is also more firm after welding, while can not stretch out pin long, ensures that the pin 2 of welded part 1 stretches out
Opposite side to pcb board impacts to remaining parts.
By the structure type of this programme, realize that PCB aperture footpath matches with decay inserted sheet pin, meet weld appearance requirement.
As a kind of embodiment therein, the support member 3 and pcb board plane contact, and the height of the support member 3
H is 0.5~1.0mm.
As a kind of embodiment therein, the height of the support member 3 is 0.8mm.
As a kind of embodiment therein, the solder for welding welded part 1 is tin material.
Embodiment 2
Weld pedestal, as shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, including base body 4, on the base body 4 arrangement just like
Welding structure described above, by arranging welding structure described above on base body 4, so that the welding pedestal exists
When being welded in PCB, welding pedestal is in relatively-stationary state, and the pin size for ensureing to weld pedestal can expire
Sufficient solder joint requirement, realize that welded part, without pearl phenomenon, ensures welding quality after welding.
As a kind of embodiment therein, the base body 4 is cuboid structure, the welded pin 2
It is arranged in support member 3 on the same end face of the cuboid structure, realizes that material braid and machine are drawn, so as to significantly improve weldering
Connect the production efficiency of pedestal.
As a kind of embodiment therein, the slot for assigning decay inserted sheet is further opened with the base body 4
5, the slot 5 is located on the opposite side end face of solder side 7, when base body 4 is rectangular configuration, the welding structure and institute
State relative two end faces that slot 5 is arranged in cuboid structure.
As a kind of embodiment therein, the slot 5 is shape square slot 5 corresponding with decay inserted sheet, described
Locating notch 6 is offered on square slot 5, locating notch 6 is opened up on square slot 5, so that decay inserted sheet is easily installed
On the welding pedestal, decay inserted sheet is avoided to be arranged on welding pedestal the problem of larger abrasion occurs, scrapes.
As a kind of embodiment therein, the locating notch 6 is opened in the square long side both sides of slot 5, and both sides
Locating notch 6 is positioned opposite, sets two locating notches 6, improves location efficiency.
As a kind of embodiment therein, the support member 3 is the bar shaped boss for being arranged on two ends of solder side, and
The bar shaped boss is connected with the integral type of base body 4, and support member 3 is arranged into bar shaped boss, improves support member 3 and pcb board
Contact area so that welding pedestal be more stably installed in PCB, be convenient for welding, improve welding matter
Amount.
As a kind of embodiment therein, the bar shaped boss contacts with PCB for face.
As a kind of embodiment therein, the length of the bar shaped boss and the length of the solder side 7 of base body 4
Unanimously.
As a kind of embodiment therein, the quantity of the pin 2 is multiple, and multiple pins 2 are sequentially arranged in
In interstice coverage between two bar shaped boss.
As a kind of embodiment therein, multiple pins 2 are in one line on solder side 7, are arranged side by side.
As a kind of embodiment therein, the material of the base body 4 is PA9T.
In the present embodiment, base body 4 is consistent with the material of support member 3, is 9A9T.
In the prior art, the approximate material such as erection support generally use PBT or PA46 for connecting HFC machinery decay inserted sheets
Material, this material are unable to high temperature resistant, and maximum temperature can only be within 150 DEG C.And use PA9T material to make base body, most
Height can bear more than 260 DEG C of high temperature, so as to realize that device can meet the use demand of 260 degree of welding of backflow, simultaneously as
Base body device can bear 260 DEG C of high temperature, can realize the SMT attachments and welding of device.
As a kind of embodiment therein, when directly setting welding structure, decay inserted sheet and support member 3 on decay inserted sheet
Material be PA9T.
Claims (10)
1. a kind of HFC machineries decay inserted sheet welding structure, it is characterised in that, should including the welded part for being welded with pcb board
The solder side of welded part is provided with the pin for being used for inserting pcb board, and the pin side is provided with support member, the pin length
Be longer than the height of the support member so that when pin insertion pcb board is welded, the solder side of the welded part with
There is gap between pcb board.
2. HFC machineries decay inserted sheet welding structure according to claim 1, it is characterised in that the pin and support member
It is arranged on the solder side, the pin length exceeds the height of support member between δ~2.5mm, and the δ is PCB
The thickness of plate.
3. HFC according to claim 1 or 2 machinery decay inserted sheet welding structure, it is characterised in that the support member with
Pcb board plane contact, and the height H of the support member is 0.5~1.0mm.
4. HFC machineries decay inserted sheet welding structure according to claim 3, it is characterised in that the height of the support member
For 0.8mm.
5. one kind welding pedestal, it is characterised in that including base body, arrangement is just like claim 1-4 on the base body
One of described in welding structure.
6. welding pedestal according to claim 5, it is characterised in that the base body is cuboid structure, the weldering
The pin and support member of binding structure are arranged on the same end face of the cuboid structure.
7. welding pedestal according to claim 5, it is characterised in that be further opened with being used to assign to decline on the base body
Subtract the slot of inserted sheet, the slot is four sides enclosure-type structure, and the slot is located on solder side opposite side end face.
8. welding pedestal according to claim 7, it is characterised in that the slot is shape side corresponding with decay inserted sheet
Shape slot, locating notch is offered on the square slot.
9. the welding pedestal according to one of claim 5-8, it is characterised in that the support member is to be arranged on solder side two
The bar shaped boss of individual end, and the bar shaped boss is connected with base body integral type.
10. the welding pedestal according to one of claim 5-8, it is characterised in that the material of the base body is PA9T.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711378874.0A CN107889376A (en) | 2017-12-19 | 2017-12-19 | A kind of HFC machineries decay inserted sheet welding structure and welding pedestal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711378874.0A CN107889376A (en) | 2017-12-19 | 2017-12-19 | A kind of HFC machineries decay inserted sheet welding structure and welding pedestal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107889376A true CN107889376A (en) | 2018-04-06 |
Family
ID=61771121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711378874.0A Pending CN107889376A (en) | 2017-12-19 | 2017-12-19 | A kind of HFC machineries decay inserted sheet welding structure and welding pedestal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107889376A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1425269A (en) * | 1999-12-20 | 2003-06-18 | 辛奎奥公司 | Flanged terminal pins for DC/DC converters |
| CN1541047A (en) * | 2003-03-31 | 2004-10-27 | ��˹̩�˹��ʹ�˾ | Pins of outputting high current |
| CN1765160A (en) * | 2003-03-26 | 2006-04-26 | 西门子公司 | Method and device for electrically and mechanically connecting two printed boards |
| CN201509370U (en) * | 2009-07-24 | 2010-06-16 | 杭州华三通信技术有限公司 | Connecting assembly with plug-in unit |
| CN103730742A (en) * | 2012-10-16 | 2014-04-16 | 广州华凌制冷设备有限公司 | Single-inserting piece, PCB component, inserting-connection method, single-inserting piece device and inserting piece component |
| CN204117760U (en) * | 2014-08-12 | 2015-01-21 | 长兴索菲特电子有限公司 | There is the inductance of supporting construction |
| CN104602450A (en) * | 2014-12-31 | 2015-05-06 | 京东方科技集团股份有限公司 | Circuit board, circuit board manufacturing method, and display device |
| CN207589305U (en) * | 2017-12-19 | 2018-07-06 | 成都芯通软件有限公司 | A kind of HFC machineries attenuation inserted sheet welding structure and welding pedestal |
-
2017
- 2017-12-19 CN CN201711378874.0A patent/CN107889376A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1425269A (en) * | 1999-12-20 | 2003-06-18 | 辛奎奥公司 | Flanged terminal pins for DC/DC converters |
| CN1765160A (en) * | 2003-03-26 | 2006-04-26 | 西门子公司 | Method and device for electrically and mechanically connecting two printed boards |
| CN1541047A (en) * | 2003-03-31 | 2004-10-27 | ��˹̩�˹��ʹ�˾ | Pins of outputting high current |
| CN201509370U (en) * | 2009-07-24 | 2010-06-16 | 杭州华三通信技术有限公司 | Connecting assembly with plug-in unit |
| CN103730742A (en) * | 2012-10-16 | 2014-04-16 | 广州华凌制冷设备有限公司 | Single-inserting piece, PCB component, inserting-connection method, single-inserting piece device and inserting piece component |
| CN204117760U (en) * | 2014-08-12 | 2015-01-21 | 长兴索菲特电子有限公司 | There is the inductance of supporting construction |
| CN104602450A (en) * | 2014-12-31 | 2015-05-06 | 京东方科技集团股份有限公司 | Circuit board, circuit board manufacturing method, and display device |
| CN207589305U (en) * | 2017-12-19 | 2018-07-06 | 成都芯通软件有限公司 | A kind of HFC machineries attenuation inserted sheet welding structure and welding pedestal |
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