CN203225367U - Terminal assembly - Google Patents
Terminal assembly Download PDFInfo
- Publication number
- CN203225367U CN203225367U CN 201320147263 CN201320147263U CN203225367U CN 203225367 U CN203225367 U CN 203225367U CN 201320147263 CN201320147263 CN 201320147263 CN 201320147263 U CN201320147263 U CN 201320147263U CN 203225367 U CN203225367 U CN 203225367U
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- CN
- China
- Prior art keywords
- terminal
- conducting
- printed circuit
- circuit board
- pcb
- 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.)
- Expired - Lifetime
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Abstract
The utility model discloses a terminal assembly, comprising a printed circuit board and multiple conducting terminals welded on the printed circuit board, wherein each of the conducting terminals comprises a main body part and a contacting part extending upwards along the upper surface of the main body part; the printed circuit board is provided with multiple conducting pieces; each of the conducting terminals is block-shaped; and the lower surface of the main body part of each conducting terminal is a welding part of the conducting terminal, the welding part is welded on the corresponding conducting piece, and a welding zone of the welding part is provided with protruding parts or depressed parts used for enhancing the strength of scolding tin.
Description
[technical field]
The utility model relates to a kind of terminal assemblies, relates in particular to a kind of terminal assemblies that is used in the electric connector.
[background technology]
Existing terminal assemblies can be applicable in the electric connector, some conducting terminals that it comprises printed circuit board (PCB) and is welded in printed circuit board (PCB), conducting terminal generally is conventional rectangle or oval bulk, the bottom of conducting terminal is the plane, like this, the welding between conducting terminal and the printed circuit board (PCB) has the problem that exists welding effect bad.For example, place and connect processing procedure by the molten soldering of hot pressing between tin cream on the printed circuit board (PCB) conducting strip and the conducting terminal conducting terminal and printed circuit board (PCB) are welded together.Yet flowing of tin cream may be controlled bad and cause being welded together between the tin cream on the adjacent printed circuit boards conducting strip and produce short circuit phenomenon in the molten soldering termination process of hot pressing.Like this, the fraction defective of product manufacturing will be very high.
Therefore, in view of the deficiency on the aforementioned conducting terminal structural design, be necessary to design a kind of new terminal assemblies problem that solves conducting terminal and printed circuit board (PCB) failure welding.
[utility model content]
Main purpose of the present utility model is to provide a kind of terminal assemblies, and welding effect is good between its conducting terminal and the printed circuit board (PCB).
For objectively realizing above-mentioned purpose, the utility model can adopt following technical scheme:
A kind of terminal assemblies, some conducting terminals that it comprises printed circuit board (PCB) and is welded in described printed circuit board (PCB), described conducting terminal comprises main part, along the upwardly extending contact site of described main part upper surface, described printed circuit board (PCB) is provided with some conducting strips, described conducting terminal is block, the lower surface of the main part of described conducting terminal is the weld part of described conducting terminal, described weld part is welded on the described conducting strip, and the welding region of described weld part is formed for strengthening protuberance or the depressed part of scolding tin intensity.
Compared with prior art, the utility model terminal assemblies has following beneficial effect: because the conducting terminal bottom surface is provided with the protuberance feature, protuberance and scolding tin are interfered increases bonding area and quality; Because the conducting terminal bottom surface has the depressed part feature, thereby the existence of depressed part makes that interior gathering of scolding tin increases scolding tin intensity when welding.
[description of drawings]
Fig. 1 is the three-dimensional assembly diagram of first embodiment of the utility model terminal assemblies.
Fig. 2 is the three-dimensional exploded view of terminal assemblies shown in Figure 1.
Fig. 3 is another angular views of terminal assemblies shown in Figure 2.
Fig. 4 is the three-dimensional assembly diagram of second embodiment of the utility model terminal assemblies.
Fig. 5 is the three-dimensional exploded view of terminal assemblies shown in Figure 4.
Fig. 6 is another angular views of terminal assemblies shown in Figure 5.
Fig. 7 is the three-dimensional assembly diagram of the 3rd embodiment of the utility model terminal assemblies.
Fig. 8 is the three-dimensional exploded view of terminal assemblies shown in Figure 7.
Fig. 9 is another angular views of terminal assemblies shown in Figure 8.
Figure 10 is the three-dimensional assembly diagram of the 4th embodiment of the utility model terminal assemblies.
Figure 11 is the three-dimensional exploded view of terminal assemblies shown in Figure 10.
Figure 12 is another angular views of terminal assemblies shown in Figure 11.
Figure 13 is the three-dimensional assembly diagram of the 5th embodiment of the utility model terminal assemblies.
Figure 14 is the three-dimensional exploded view of terminal assemblies shown in Figure 13.
Figure 15 is another angular views of terminal assemblies shown in Figure 14.
[embodiment]
As shown in Figure 1 to Figure 3, first embodiment for the utility model terminal assemblies, terminal assemblies 100 can be used in the electric connector (not shown) in the present embodiment, and terminal assemblies 100 comprises printed circuit board (PCB) 6 and the some transversely arranged conducting terminal 1 that is welded on the printed circuit board (PCB) 6.It is block that conducting terminal 1 is, and it comprises main part 10 rectangular and that vertically have certain altitude roughly and along the contact site 16 of main part 10 upwardly extending ovalizes.Size on the thickness direction T of main part 10 is greater than the size of its Width W.Main part 10 lower surfaces are weld part 101, the welding region of weld part 101 is formed for strengthening the protuberance 11 of scolding tin intensity, protuberance 11 is some trapezoidal projections, and the middle part of its autonomous body 10 lower surfaces extension downwards forms, and protuberance 11 is held in the conducting strip 61 on the printed circuit board (PCB) 6.Weld part 101 is welded on the conducting strip on the printed circuit board (PCB) 6 61, makes the welding effect between conducting terminal 1 and the printed circuit board (PCB) 6 good thereby the interference between the scolding tin on protuberance 11 and the conducting strip 61 has increased the bonding area of conducting terminal 1.
Extremely shown in Figure 6 as Fig. 4, second embodiment for the utility model terminal assemblies, terminal assemblies 200 in the present embodiment comprises printed circuit board (PCB) 6 and is welded in conducting terminal 2 on the described printed circuit board (PCB) 6, and conducting terminal 2 comprises main part 20 rectangular and that vertically have certain altitude roughly and along the contact site 26 of main part 10 upwardly extending ovalizes.The lower surface of main part 20 is weld part 201, and the welding region of weld part 201 is formed for strengthening the protuberance 21 of scolding tin intensity, and protuberance 21 is two pairs of trapezoidal projections, and the both sides of its autonomous body 20 lower surfaces extension downwards respectively form.Protuberance 21 is held in the conducting strip 61 on the printed circuit board (PCB) 6.Weld part 201 is welded in the conducting strip 61 on the printed circuit board (PCB) 6, makes the welding effect between conducting terminal 2 and the printed circuit board (PCB) 6 good thereby the interference between the scolding tin on protuberance 21 and the conducting strip 61 has increased the bonding area of conducting terminal 2.
Extremely shown in Figure 9 as Fig. 7, the 3rd embodiment for the utility model terminal assemblies, terminal assemblies 300 in the present embodiment comprises printed circuit board (PCB) 6 and is welded in conducting terminal 3 on the described printed circuit board (PCB) 6, and conducting terminal 3 comprises main part 30 rectangular and that vertically have certain altitude roughly and along the contact site 36 of main part 30 upwardly extending ovalizes.The lower surface of main part 30 is weld part 301, and the welding region of weld part 301 is formed for strengthening the protuberance 31 of scolding tin intensity, and protuberance 31 is some round bumps, and the center of the front and back end of its autonomous body 30 lower surfaces extension downwards respectively forms.Protuberance 31 is held in the conducting strip 61 on the printed circuit board (PCB) 6.Weld part 301 is welded in the conducting strip 61 on the printed circuit board (PCB) 6, makes the welding effect between conducting terminal 3 and the printed circuit board (PCB) 6 good thereby the interference between the scolding tin on protuberance 31 and the conducting strip 61 has increased the bonding area of conducting terminal 3.
Extremely shown in Figure 12 as Figure 10, the 4th embodiment for the utility model terminal assemblies, terminal assemblies 400 in the present embodiment comprises printed circuit board (PCB) 6 and is welded in conducting terminal 4 on the described printed circuit board (PCB) 6, and it comprises main part 40 rectangular and that vertically have certain altitude roughly and along the contact site 46 of main part 40 upwardly extending ovalizes conducting terminal 4.The lower surface of main part 40 is weld part 401, the welding region of weld part 401 is formed for strengthening the depressed part 41 of scolding tin intensity, depressed part 41 is some rectangular ducts, the lower surface of its autonomous body 40 caves inward and forms, and the bottom surface of weld part 401 is held in the conducting strip 61 on the printed circuit board (PCB) 6.Weld part 401 is welded in the conducting strip 61 on the printed circuit board (PCB) 6.Depressed part 41 runs through the left and right side of conducting terminal 4, thereby the existence of depressed part 41 makes the scolding tin on the conducting strip 61 be contained in the contact area that increases in the depressed part 41 between conducting terminal 4 and the printed circuit board (PCB) 6, makes the welding effect between conducting terminal 4 and the printed circuit board (PCB) 6 good.
Extremely shown in Figure 15 as Figure 13, the 5th embodiment for the utility model terminal assemblies, terminal assemblies 500 in the present embodiment comprises printed circuit board (PCB) 6 and is welded in conducting terminal 5 on the described printed circuit board (PCB) 6, and it comprises main part 50 rectangular and that vertically have certain altitude roughly and along the contact site 56 of main part 50 upwardly extending ovalizes conducting terminal 5.The lower surface of main part 50 is weld part 501, the welding region of weld part 501 is formed for strengthening the depressed part 51 of scolding tin intensity, depressed part 51 is some zigzag conduits, the lower surface of its autonomous body 50 caves inward and forms, and the bottom surface of weld part 501 is held in the conducting strip 61 on the printed circuit board (PCB) 6.Weld part 501 is welded in the conducting strip 61 on the printed circuit board (PCB) 6.Depressed part 51 runs through the left and right side of conducting terminal 5, thereby the existence of depressed part 51 makes the scolding tin on the conducting strip 61 be contained in the contact area that increases in the depressed part 51 between conducting terminal 5 and the printed circuit board (PCB) 6, makes the welding effect between conducting terminal 5 and the printed circuit board (PCB) 6 good.
In five embodiment of the utility model terminal assemblies, by weld part (101,201,301,401,501) is designed to different forms, to reach this effect of weld strength that increases conducting terminal (1,2,3,4,5) and printed circuit board (PCB) 6.The welding region of the weld part in the utility model (101,201,301,401,501) is formed for strengthening protuberance (11,21,31) or the depressed part (41,51) of scolding tin intensity respectively.Conducting terminal (1,2,3,4,5) is designed to the boss shape, the part of protruding is the contact site (16 of conducting terminal (1,2,3,4,5) and butt end, 26,36,46,56), the contact site (16,26,36,46 that protrudes, 56) be used for the signal transmission, when terminal assemblies (100,200,300, when 400,500) being applied to electric power connector, plastics filling around the projecting surface is played position-limiting action to the terminal contact-making surface.
Claims (10)
1. terminal assemblies, some conducting terminals that it comprises printed circuit board (PCB) and is welded in described printed circuit board (PCB), described conducting terminal comprises main part, along the upwardly extending contact site of described main part upper surface, described printed circuit board (PCB) is provided with some conducting strips, it is characterized in that: described conducting terminal is for block, the lower surface of the main part of described conducting terminal is the weld part of described conducting terminal, described weld part is welded on the described conducting strip, and the welding region of described weld part is formed for strengthening protuberance or the depressed part of scolding tin intensity.
2. terminal assemblies as claimed in claim 1, it is characterized in that: the size of the thickness direction of the main part of described conducting terminal is greater than the size of described main part Width.
3. terminal assemblies as claimed in claim 2 is characterized in that: the protuberance of the welding region of described weld part extends downwards from the lower surface of described main part and forms, and described protuberance is held on the described conducting strip.
4. terminal assemblies as claimed in claim 3, it is characterized in that: described protuberance extends to form downwards from the middle part of the lower surface of described main part.
5. as claim 3 or 4 described terminal assemblies, it is characterized in that: described protuberance is some trapezoidal projections.
6. as claim 3 or 4 described terminal assemblies, it is characterized in that: described protuberance is some round bumps.
7. terminal assemblies as claimed in claim 3 is characterized in that: the trapezoidal projection of two couples that described protuberance extends to form downwards for the both sides from the lower surface of described main part.
8. terminal assemblies as claimed in claim 1 is characterized in that: the depressed part of the welding region of described weld part is from the formation that caves inward of the lower surface of described main part, and the bottom surface of described weld part is welded on the conducting strip of described printed circuit board (PCB).
9. terminal assemblies as claimed in claim 8, it is characterized in that: described depressed part is rectangular duct or zigzag conduit.
10. terminal assemblies as claimed in claim 8 or 9, it is characterized in that: described depressed part runs through the left and right side of conducting terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320147263 CN203225367U (en) | 2013-03-28 | 2013-03-28 | Terminal assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320147263 CN203225367U (en) | 2013-03-28 | 2013-03-28 | Terminal assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203225367U true CN203225367U (en) | 2013-10-02 |
Family
ID=49252359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320147263 Expired - Lifetime CN203225367U (en) | 2013-03-28 | 2013-03-28 | Terminal assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203225367U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106329209A (en) * | 2015-06-29 | 2017-01-11 | 泰科电子(上海)有限公司 | Waterproof connector and electronic equipment |
-
2013
- 2013-03-28 CN CN 201320147263 patent/CN203225367U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106329209A (en) * | 2015-06-29 | 2017-01-11 | 泰科电子(上海)有限公司 | Waterproof connector and electronic equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131002 |
|
| CX01 | Expiry of patent term |