CN206420907U - A kind of combined type testing needle - Google Patents
A kind of combined type testing needle Download PDFInfo
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- CN206420907U CN206420907U CN201621403238.XU CN201621403238U CN206420907U CN 206420907 U CN206420907 U CN 206420907U CN 201621403238 U CN201621403238 U CN 201621403238U CN 206420907 U CN206420907 U CN 206420907U
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- testing needle
- neck
- combined type
- type testing
- needle
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Abstract
The utility model embodiment discloses a kind of combined type testing needle, for solve the combined type testing needle of prior art assemble it is complicated, and production cost it is high the problem of.The utility model embodiment includes：First testing needle, the second testing needle and suction cap；The suction cap bottom is provided with the first neck and the second neck；First neck is parallel with second neck, and first neck is arranged at the lower section of second neck；First neck is used for the first testing needle described in clamping；Second neck is used for the second testing needle described in clamping.Combined type testing needle in the present embodiment, testing needle is fixed without the use of glue core, sets neck in suction cap bottom so that testing needle is clamped in neck, so as to simplify the technique of assembling, reduces cost.
Description
Technical field
The utility model is related to electronic, horological test point technical field, more particularly to a kind of combined type testing needle.
Background technology
Testing needle, also referred to as probe, is divided into spring needle (special needle) and general pin, spring again in the industry when being tested for pcb board
Pin according to the installation scenarios for the pcb board tested when in use, it is necessary to make testing mould, and generally, a mould
A kind of pcb board can only be tested；General pin when in use, need to only there is enough points, therefore many producers are all using now
General pin；Spring needle is divided into pcb board probe, ICT probes, BGA probes according to service condition again, and pcb board probe is mainly used in PCB
Board test, ICT probes are mainly used in the on-line testing after plug-in unit, and BGA probes are mainly used in BGA package test and chip testing.
At present, it is usually used to combined type testing needle in order to which electric connector is precisely mounted on printed circuit board (PCB), but
Existing combined type testing needle, it is necessary to fixed using glue core after testing needle, then put suction cap, cause assembling difficulty it is big, into
The problem of this is high.
Therefore, finding a kind of simple combined type testing needle of assembling turns into the important class that those skilled in the art is studied
Topic.
Utility model content
The utility model embodiment discloses combined type testing needle, and the combined type testing needle for solving prior art is assembled
Complexity, and production cost it is high the problem of.
The utility model embodiment provides a kind of combined type testing needle, including：First testing needle, the second testing needle and suction
Take cap；
The suction cap bottom is provided with the first neck and the second neck；
First neck is parallel with second neck, and first neck is arranged under second neck
Side；
First neck is used for the first testing needle described in clamping；Second neck is used for the second test described in clamping
Pin.
Alternatively, first neck is made up of opposed facing a pair of first columns.
Alternatively, have on the medial surface of first column outside certain radian, the radian and first testing needle
The radian of shell surface is identical.
Alternatively, second neck is made up of 4 the second columns.
Alternatively, there is certain radian, the radian and the second testing needle shell on the second column medial surface
The radian in face is identical.
Alternatively, the size of first testing needle is different from the size of second testing needle.
Alternatively, the bottom of first neck is provided with air-vent.
Alternatively, the bottom of second neck is provided with air-vent.
Alternatively, first neck is at least 1.
Alternatively, second neck is at least 1.
As can be seen from the above technical solutions, the utility model embodiment has advantages below：
The utility model embodiment, which provides a kind of combined type testing needle, to be included：First testing needle, the second testing needle and suction
Take cap；The suction cap bottom is provided with the first neck and the second neck；First neck is parallel with second neck, and
First neck is arranged at the lower section of second neck；First neck is used for the first testing needle described in clamping；It is described
Second neck is used for the second testing needle described in clamping.Combined type testing needle in the present embodiment, fixes without the use of glue core and tests
Pin, sets neck so that testing needle is clamped in neck, so as to simplify the technique of assembling, reduces cost in suction cap bottom.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, before creative labor is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of structural representation of the combined type testing needle provided in the utility model embodiment；
Fig. 2 is the bottom of the suction cap in a kind of combined type testing needle for providing in the utility model embodiment；Structure is shown
It is intended to；
Fig. 3 is a kind of structure top view of the combined type testing needle provided in the utility model embodiment；
Illustrate：Suction cap 1；Second testing needle 2；First testing needle 3；First neck 4；Second neck 5；First column
6；Second column 7；Air-vent 8.
Embodiment
The utility model embodiment discloses a kind of combined type testing needle, the combined type testing needle for solving prior art
Assembling is complicated, and production cost it is high the problem of.
A kind of one implementation of the combined type testing needle provided in Fig. 1, Fig. 2 and Fig. 3, the utility model embodiment is provided
Example includes：First testing needle 3, the second testing needle 2 and suction cap 1；The bottom of suction cap 1 is provided with the groove of the first card 4 and the second neck
5；
First neck 4 is parallel with the second neck 5, and the first neck 4 is arranged at the lower section of the second neck 5；
First neck 4 is used for the first testing needle of clamping 3；Second neck 5 is used for the second testing needle of clamping 2；
In the present embodiment, the original method that testing needle is fixed using glue core is abandoned, sets many in the bottom position of suction cap 1
Individual neck, for clamping testing needle so that assembling becomes simpler, and due to without using glue core, reducing the cost of production.
Further, the first neck 4 is made up of opposed facing a pair of first columns 6.
Further, there is the arc of certain radian, radian and the shell surface of the first testing needle 3 on the medial surface of the first column 6
Degree is identical.
Further, the second neck 5 is made up of 4 the second columns 7.
Further, there is the radian of certain radian, radian and the shell surface of the second testing needle 2 on the medial surface of the second column 7
It is identical.
Further, the size of the first testing needle 3 is different from the size of the second testing needle 2.
Further, the bottom of the first neck 4 is provided with air-vent 8.
Further, the bottom of the second neck 5 is provided with air-vent 8；
In the present embodiment, neck bottom is provided with air-vent 8, i.e., suction cap top is provided with air-vent 8, prevents non-
The problem of SMT crosses layer vacuum effect and produces not easy-pulling on breathable product.
Further, the first neck 4 is at least 1.
Further, the second neck 5 is at least 1.
Above-mentioned is that a kind of structure of the combined type testing needle provided the utility model embodiment is described in detail, under
Face will be further described through in the method for an application to this testing needle, a kind of combination that the utility model embodiment is provided
One application examples of formula testing needle includes：
Electric current or voltage signal are by the transmission of testing needle come the open circuit of measurement circuit plate or short circuit, wherein combined type
The application process of testing needle：
Then electric current or control source measured device are measured shadow of the device for input signal by parameter test system
Ring.
The transmission path of signal：From tester by bunch of cables to test needle tubing, then by testing needle needle shaft to be measured
Solder joint, reach measured device, and last along backtracking to tester.
Testing needle is analyzed：Testing needle needle shaft tail end compression spring, spring entirety stress during test, it is ensured that pressure perpendicular is made
For spring, electric current passes through needle shaft during test.
Above-mentioned is the operation principle of testing needle in the combined type testing needle, and this combined type testing needle is provided with suction cap
Multiple necks, for the testing needle of clamping different model, the suction cap is used to cause testing needle to be precisely mounted at printed circuit
On plate, the absorption cover then is drawn using vacuum sucking device, so that testing needle is precisely placed on printed circuit board (PCB).And
And on the surface of the suction cap, i.e., the bottom position of neck is provided with air-vent, prevents that SMT crosses a layer vacuum effect on non-breathable product
And produce not easy-pulling the problem of.
This combined type testing needle, the combined type testing needle for solving prior art assembles complexity, and production cost is high
Problem.And the combined type testing needle fixes testing needle without the use of glue core, neck is set in suction cap bottom so that testing needle card
Tightly in neck, so as to simplify the technique of assembling, cost is reduced.
A kind of combined type testing needle provided by the utility model is described in detail above, for the one of this area
As technical staff, according to the utility model embodiment thought, change is had in specific embodiments and applications
Place, in summary, this specification content should not be construed as to limitation of the present utility model.
Claims (10)
1. a kind of combined type testing needle, it is characterised in that including：First testing needle, the second testing needle and suction cap；
The suction cap bottom is provided with the first neck and the second neck；
First neck is parallel with second neck, and first neck is arranged at the lower section of second neck；
First neck is used for the first testing needle described in clamping；Second neck is used for the second testing needle described in clamping.
2. combined type testing needle according to claim 1, it is characterised in that first neck is by opposed facing a pair
First column is constituted.
3. combined type testing needle according to claim 2, it is characterised in that have one on the medial surface of first column
Determine radian, the radian is identical with the radian of the first testing needle shell surface.
4. combined type testing needle according to claim 1, it is characterised in that second neck is by 4 the second column groups
Into.
5. combined type testing needle according to claim 4, it is characterised in that have on the second column medial surface certain
Radian, the radian is identical with the radian of the second testing needle shell surface.
6. combined type testing needle according to claim 1, it is characterised in that the size of first testing needle and described the
The size of two testing needles is different.
7. combined type testing needle according to claim 1, it is characterised in that the bottom of first neck is provided with ventilative
Hole.
8. combined type testing needle according to claim 1, it is characterised in that the bottom of second neck is provided with ventilative
Hole.
9. combined type testing needle according to claim 1, it is characterised in that first neck is at least 1.
10. combined type testing needle according to claim 1, it is characterised in that second neck is at least 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621403238.XU CN206420907U (en) | 2016-12-20 | 2016-12-20 | A kind of combined type testing needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621403238.XU CN206420907U (en) | 2016-12-20 | 2016-12-20 | A kind of combined type testing needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206420907U true CN206420907U (en) | 2017-08-18 |
Family
ID=59575612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621403238.XU Active CN206420907U (en) | 2016-12-20 | 2016-12-20 | A kind of combined type testing needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206420907U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107359443A (en) * | 2017-08-25 | 2017-11-17 | 歌尔科技有限公司 | A kind of pogo pin connectors module and charger |
| CN111077009A (en) * | 2019-12-31 | 2020-04-28 | Oppo（重庆）智能科技有限公司 | Thrust tester and thrust testing method |
-
2016
- 2016-12-20 CN CN201621403238.XU patent/CN206420907U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107359443A (en) * | 2017-08-25 | 2017-11-17 | 歌尔科技有限公司 | A kind of pogo pin connectors module and charger |
| CN107359443B (en) * | 2017-08-25 | 2023-08-18 | 歌尔科技有限公司 | Spring needle connector module and charger |
| CN111077009A (en) * | 2019-12-31 | 2020-04-28 | Oppo（重庆）智能科技有限公司 | Thrust tester and thrust testing method |
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