CN209344468U - A kind of connector of band SMT, THR welding - Google Patents
A kind of connector of band SMT, THR welding Download PDFInfo
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- CN209344468U CN209344468U CN201920253724.5U CN201920253724U CN209344468U CN 209344468 U CN209344468 U CN 209344468U CN 201920253724 U CN201920253724 U CN 201920253724U CN 209344468 U CN209344468 U CN 209344468U
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Abstract
The utility model provides a kind of connector of band SMT, THR welding, including terminal assemblies, substrate and fixing piece, terminal assemblies include terminal shell and connection terminal, and connection terminal is arranged in terminal shell, fixed welding hole is provided on substrate, it is provided with pad component at fixed welding hole, fixing piece is provided with mounting portion and leg, and terminal shell is connect with mounting portion, leg includes via portion and attachment portion, via portion passes through fixed welding hole, and attachment portion is located at substrate surface, leg and pad components welding.Structural strength is effectively improved using the support force that via portion and attachment portion provide, provides the plug service life of terminal assemblies, while when manufacturing, fixing piece is inserted into fixed welding hole and is welded, simple Assembling Production is high-efficient.
Description
Technical field
The utility model relates to connect the connector of apparatus field more particularly to a kind of band SMT, THR welding.
Background technique
Connector is common a kind of component in electrical engineering, its effect be connect circuit on distinct device or
Module different in circuit is connected, electric current or signal is enable to circulate or transmit, circuit is made to realize scheduled function.It is existing
Connector includes a public connector and a female connectors, and connection type is inserted into female connect generally by public connector
It connects in device, the electric connection terminal electrical connection in the electric connection terminal and female connectors in public connector.
Corresponding circuit board is arranged in the development of technology at any time, existing connector in plug, corresponding to be adapted to
Signal transmission, and there are some problems for the assembly connection between existing electric connection terminal and circuit substrate, such as assemble tightness,
The problems such as whether being able to bear multiple plug back and forth, such as assembling ease or production efficiency.
Summary of the invention
Band SMT, THR that the purpose of the utility model is to provide a kind of assembly simply, high production efficiency and structural strength are high
The connector of welding.
In order to realize the purpose of this utility model, the utility model provides a kind of connector, including terminal assemblies, substrate and
Fixing piece, terminal assemblies include terminal shell and connection terminal, and connection terminal setting is provided with solid in terminal shell, on substrate
Determine welding hole, pad component is provided at fixed welding hole, fixing piece is provided with mounting portion and leg, and terminal shell and mounting portion connect
It connects, leg includes via portion and attachment portion, and via portion passes through fixed welding hole, and attachment portion is located at substrate surface, leg and pad
Components welding.
By above scheme as it can be seen that by being arranged mounting portion and leg in fixing piece, and leg includes via portion and attachment portion,
And pad component is set in fixed welding hole, it, can when via portion is located at fixed welding hole, and when attachment portion is located at substrate surface
By welding manners such as wave-soldering or Reflow Solderings, then realizes leg and pad components welding and realize relevant fixation, it is sharp
Structural strength is effectively improved with the support force that via portion and attachment portion provide, provides the plug service life of terminal assemblies, while in life
When producing production, terminal assemblies are first connect with fixing piece, fixing piece is then inserted into fixed welding hole, is then welded, then
It completes to fix, simple Assembling Production is high-efficient.
Further scheme is that via portion is in the form of a column setting, and via portion is axially extending along fixed welding hole, attachment portion
Extending direction intersects with the extending direction of via portion.
Further scheme is that attachment portion and installation position are on the same side of substrate.
Further scheme is that the extending direction in attachment portion and the plug direction of terminal assemblies are in the same direction.
Therefore by via portion pass through and via hole welding setting and attachment portion patch welding setting, then
It can be improved connection structure intensity.
Further scheme is that there are two legs for fixing piece setting, and the attachment portion of two legs extends in the opposite direction.
Further scheme is that connector includes two fixing pieces, and two fixing pieces are connected to terminal shell and exist
On the both sides in plug direction.
Therefore by the setting of two legs of fixing piece and the setting of two sides fixing piece, terminal is effectively improved
The connective stability of shell, even in plug durability.
Further scheme is that terminal shell towards substrate is provided with positioning column, and substrate is provided with location hole, positioning
Column and location hole cooperate.
Therefore by the limit of fixing piece being welded and fixed and cooperate positioning column, end can be further improved
The connective stability and plug durability degree of sub- shell.
Further scheme is that insertion gap is provided between terminal shell and substrate.
Therefore due to being welded with substrate, therefore setting insertion gap, another connector between terminal shell and substrate
When connecting with this case connector, the terminal shell of another connector is inserted into insertion gap, to realize corresponding evacuation connection,
The compactness of connector can be effectively improved.
Further scheme is that pad component includes the first weld part and the second weld part, and the first welding position is in solid
Determine on the inner wall of welding hole, the second weld part is arranged in the form of sheets, and the table that substrate is located at fixed welding hole side is arranged in the second weld part
On face；Via portion and the first weld part weld, and attachment portion and the second weld part weld.
Further scheme is that electrical connection section is additionally provided on substrate, and electrical connection section and the second welding position are in substrate
On same side surface, connection terminal and electrical connection section are welded.
Therefore the first weld part in fixed welding hole, and the second weld part arranged in the form of sheets, Neng Gouwei
Leg provides good welding support, while the electrical connection section of terminal and the second welding position pass through on same side surface
One time welding procedure can be all connected and fixed, and effectively improve production efficiency.
Detailed description of the invention
Fig. 1 is the structure chart of the utility model connector assembly embodiment.
Fig. 2 is the exploded view of the utility model connector assembly embodiment.
Fig. 3 is the exploded view of the utility model connector embodiment.
Fig. 4 is exploded view of the utility model connector embodiment at another visual angle.
Fig. 5 is the cross-sectional view that the utility model connector embodiment is located at leg.
Fig. 6 is the enlarged drawing that Fig. 5 is located at A.
Fig. 7 is the cross-sectional view that the utility model connector embodiment is located at connection terminal.
The following is a further explanation of the present invention with reference to the accompanying drawings and embodiments.
Specific embodiment
Referring to Figures 1 and 2, connector assembly 1 includes connector 2 and connector 3, and connector 2 is mother in the present embodiment
Connector, connector 3 are public connector, and connector 2 is the connector welded with SMT, THR, below mainly by taking connector 2 as an example
It is illustrated.
Referring to Fig. 3 and Fig. 4, connector 2 includes terminal assemblies, substrate 21 and two fixing pieces 24, and terminal assemblies include end
Sub- shell 22 and multiple connection terminals 23, terminal shell 22 are provided with multiple terminal mounting holes, multiple connection terminals 23 at middle part
It is separately positioned in the terminal mounting hole of terminal shell 22, the outboard end of connection terminal 23 is arranged in exposed bending.Terminal shell
22 are respectively arranged with fixed part 221 on the both sides of plug direction X, and fixed part 221 is arranged in " work " type protrusion, terminal shell
22 are extended towards 21 ground of substrate there are two positioning column 222 in lower surface, and two positioning columns 222 are located at plug direction X
Both sides on.
Two fixing pieces 24 are separately positioned on the both sides of plug direction X of terminal shell 22, and fixing piece 24 is provided with
Mounting portion 241 and two legs 242, mounting portion 241 are located on upper end position, and mounting portion 241 is arranged in " work " type mounting hole, and two
A leg 242 is respectively positioned on the lower end of mounting portion 241, and two legs 242 are distributed along plug direction X, and each leg 242 included
Hole portion 244 and attachment portion 243, via portion 244 are in the form of a column setting, axially extending, the attachment along fixed welding hole 212 of via portion 244
In being laterally extended, the extending direction in attachment portion 243 intersects with the extending direction of via portion 244, mounts in the present embodiment in portion 243
The extending direction for extending perpendicularly to via portion 244 in portion 243, and attachment portion 243 and mounting portion 241 are located at the same of substrate 21
On the upper surface of side, the extending direction in attachment portion 243 and the plug direction X of terminal assemblies are in the same direction, the two of same fixing piece 4
The attachment portion 243 of a leg 242 extends in the opposite direction, i.e. two attachment portions 243 respectively correspond direction of insertion and extract direction.
When the fixing piece 24 of two sides is connect with terminal shell 22, the mounting portion 241 of " work " type matches connection, leg 242 with fixed part 221
It is arranged towards 21 ground of substrate.
PCB circuit board arrangement can be used in substrate 21, corresponding functional circuit module is arranged on the base plate (21, substrate 21 runs through
There are four fixed welding hole 212, the position of four fixed welding holes 212 is corresponding with the position of leg 242 for ground setting, fixed welding hole 212
It is respectively arranged with pad component, pad component includes the first weld part and the second weld part 213, and the first welding position is welded in fixed
On the inner wall in hole 212, i.e. the first weld part can be the heavy copper in fixed welding hole 212, and sheet metal is set the second weld part 213 in the form of sheets
It sets, the second weld part 213 is arranged in substrate 21 and is located on the surface of fixed 212 side of welding hole, and the second weld part 213 is located at court
To on the surface of terminal shell 22 and the second weld part 213 of sheet includes surrounding the ring part of fixed welding hole 212 and overhanging
In the rectangular portion of ring part, the extending direction of rectangular portion and the extending direction in corresponding attachment portion 243 are in the same direction.
It is provided with location hole 211 between two fixed welding holes 212 of the same side, multiple be electrically connected is additionally provided on substrate 21
Socket part 214, multiple 214 arranged distributions of electrical connection section and position is corresponding with the exposed connecting pin of connection terminal 23, multiple electrical connections
Portion 214 is located between the fixation welding hole 212 of two rear sides, and electrical connection section 214 and the second weld part 213 are located at 21 the same side of substrate
On surface.
Referring to Fig. 5 to Fig. 7, when being welded to connect to connector 2, first fixing piece 24 is connect with terminal shell 22, with
After can will be at welding installation to fixed welding hole 212, positioning column 222 and location hole 211 cooperate, and via portion 244 passes through fixed weldering
Hole 212 is simultaneously located in the first weld part, and attachment portion 243 is located at the second weld part 213 at 21 surface of substrate, meanwhile, it is electrically connected
The exposed connecting pin distribution of socket part 214 is located at electrical connection section 214, then passes through the welding procedure of wave-soldering or Reflow Soldering, makes
Leg 242 and pad components welding, the periphery of leg 242 are surrounded by solder 25, i.e. via portion 244 and the first weld part is welded,
The fixed filling of welding hole 212 is fully welded material 25, and attachment portion 243 and the second weld part 213SMT are welded, and the periphery in attachment portion 243 is surrounded by
Solder 25, connection terminal 23 and electrical connection section 214THR are welded.
Connector 3 includes substrate 31 and terminal shell 32, and terminal shell 32 is also equipped with connection terminal, and terminal shell 32 is adopted
It is connect with fixing piece 33 with substrate 31, in addition to as shown in the figure, the leg of fixing piece 33 is outer using via hole welding, additionally it is possible to use
The arrangement and its connection type of above-mentioned fixing piece 24.And in order to make connector 2 and connector 3 reduce the interference of device when connecting,
Optimize the connection configuration of connector, therefore is provided with insertion gap 25, connection between the terminal shell of connector 2 22 and substrate 21
The terminal shell 33 of device 3 is arranged close to 31 ground of substrate, and when connector 2 and connector 3 connect, terminal shell 33 is inserted into insertion
In gap 25, and realize corresponding terminal electrical connection.
Therefore by the way that mounting portion and leg is arranged in fixing piece, and leg includes via portion and attachment portion, Yi Ji
Pad component is arranged in fixed welding hole, when via portion is located at fixed welding hole, and when attachment portion is located at substrate surface, can pass through wave
Peak weldering or the welding manners such as Reflow Soldering then realize leg and pad components welding and realize relevant fixation, utilize via hole
The support force that portion and attachment portion provide effectively improves structural strength, provides the plug service life of terminal assemblies, while manufacturing
When, terminal assemblies are first connect with fixing piece, fixing piece is then inserted into fixed welding hole, is then welded, are then completed solid
Fixed, simple Assembling Production is high-efficient.
Above-mentioned only presently preferred embodiments of the present invention can more be become according to the actual situation in practice
Change, uses quantity such as fixing piece, either it is one or more, it can be arranged according to the structure of terminal assemblies, Yi Jigu
Determine the leg quantity of part and the quantity of fixed welding hole, welding quantity also can be one or more and mounting hole in addition to using work
Outside the shape of font, additionally it is possible to be arranged using the structure that other are routinely fixedly connected.These above-mentioned conventional variations are in this reality
Within novel protection scope.
Claims (10)
1. a kind of connector of band SMT, THR welding characterized by comprising
Terminal assemblies, the terminal assemblies include terminal shell and connection terminal, and the connection terminal is arranged in the terminal casing
In vivo；
Substrate is provided with fixed welding hole on the substrate, is provided with pad component at the fixed welding hole；
Fixing piece, the fixing piece are provided with mounting portion and leg, and the terminal shell is connect with the mounting portion, the leg
Including via portion and attachment portion, the via portion passes through the fixed welding hole, and the attachment portion is located at the substrate surface, institute
State leg and the pad components welding.
2. connector according to claim 1, it is characterised in that:
The via portion is in the form of a column setting, and the via portion is axially extending along the fixed welding hole；
The extending direction in the attachment portion intersects with the extending direction of the via portion.
3. connector according to claim 2, it is characterised in that:
The attachment portion and the installation position are on the same side of the substrate.
4. connector according to claim 3, it is characterised in that:
The extending direction in the attachment portion and the plug direction of the terminal assemblies are in the same direction.
5. connector according to claim 4, it is characterised in that:
There are two the legs for the fixing piece setting, and the attachment portion of two legs extends in the opposite direction.
6. connector according to claim 5, it is characterised in that:
The connector includes two fixing pieces, and two fixing pieces are connected to the terminal shell and pull out described
On the both sides of direction interpolation.
7. connector according to claim 6, it is characterised in that:
The terminal shell is provided with positioning column towards the substrate, and the substrate is provided with location hole, the positioning column with
The location hole cooperation.
8. connector according to claim 1, it is characterised in that:
Insertion gap is provided between the terminal shell and the substrate.
9. connector according to any one of claims 1 to 8, it is characterised in that:
The pad component includes the first weld part and the second weld part, and first welding position is in the fixed welding hole
On wall, second weld part is arranged in the form of sheets, and second weld part, which is arranged, is located at the fixed welding hole side in the substrate
On the surface in portion；
The via portion and first weld part weld, and the attachment portion and second weld part weld.
10. connector according to claim 9, it is characterised in that:
Electrical connection section is additionally provided on the substrate, the electrical connection section and second welding position are in described substrate the same side
On surface, the connection terminal and the electrical connection section are welded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920253724.5U CN209344468U (en) | 2019-02-27 | 2019-02-27 | A kind of connector of band SMT, THR welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920253724.5U CN209344468U (en) | 2019-02-27 | 2019-02-27 | A kind of connector of band SMT, THR welding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209344468U true CN209344468U (en) | 2019-09-03 |
Family
ID=67762727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920253724.5U Active CN209344468U (en) | 2019-02-27 | 2019-02-27 | A kind of connector of band SMT, THR welding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209344468U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117650383A (en) * | 2024-01-30 | 2024-03-05 | 浩亭(珠海)制造有限公司 | Signal connector convenient for branching outgoing line |
-
2019
- 2019-02-27 CN CN201920253724.5U patent/CN209344468U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117650383A (en) * | 2024-01-30 | 2024-03-05 | 浩亭(珠海)制造有限公司 | Signal connector convenient for branching outgoing line |
| CN117650383B (en) * | 2024-01-30 | 2024-04-30 | 浩亭(珠海)制造有限公司 | Signal connector convenient for branching outgoing line |
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