CN210137037U - Switching structure for connecting square needle and wire - Google Patents
Switching structure for connecting square needle and wire Download PDFInfo
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- CN210137037U CN210137037U CN201921577600.9U CN201921577600U CN210137037U CN 210137037 U CN210137037 U CN 210137037U CN 201921577600 U CN201921577600 U CN 201921577600U CN 210137037 U CN210137037 U CN 210137037U
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- square needle
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Abstract
The utility model discloses a switching structure for connecting a square needle and a wire, which comprises a butt-inserting end and a crimping end connected with the butt-inserting end into an integral structure, wherein a slot splitting jack matched with the square needle is arranged in the butt-inserting end, the square needle is inserted into the slot splitting jack and welded with the inner wall of the slot splitting jack, the length of the square needle inserted into the slot splitting jack is not less than the length of the slot splitting jack, and the wire is crimped in the crimping end; the crimping type groove splitting jack is ingeniously utilized, the operation is convenient and rapid, the welding of the square needle and the crimping of the wire are realized, the reliable connection of the small-section square needle and the wire is realized, the cost is low, and the accurate transmission function of the corresponding signal of the test module is effectively ensured.
Description
Technical Field
The utility model relates to a test module technical field, concretely relates to switching structure that is used for square needle and wire to be connected.
Background
A user of an original test module selects a welding plate type product, a contact part is of a 0.64mm multiplied by 0.64mm square needle structure, and then due to user program optimization, a switching cable needs to be manufactured on the basis of the original product, so that signal transmission of the missile test module is realized. Because the contact is square and has a small section, the contact is not suitable for conducting wire welding, quality hidden dangers such as welding spot fracture are easy to generate, and meanwhile, the welding difficulty is high. If the guideline structure is changed, the related product structure and the external dimension can be changed, and the requirement of a user cannot be met.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a switching structure for square needle and wire are connected to solve current square needle and wire and be connected unreliable, can't satisfy operation requirement's problem.
The utility model provides an above-mentioned technical problem's technical scheme as follows: a switching structure for square needle and wire are connected, include to the spigot and with the crimping end of formula structure as an organic whole is connected to the spigot, to offering in the spigot with square needle matched with split the groove jack, the square needle inserts extremely in the split groove jack and with split groove jack inner wall welding, and the square needle inserts the length that is not less than in the split groove jack to splitting in the groove jack, and the wire crimping is in the crimping end.
Furthermore, the outer walls of the opposite insertion end and the crimping end are wrapped with heat shrink tubes, and the inner walls of the heat shrink tubes are respectively attached to the welding points in the wedge groove insertion holes and the crimping points in the crimping end.
Furthermore, a clamping groove matched with the end part of the square needle is arranged in the opposite insertion end, and the clamping groove is positioned at the end part, close to the crimping end, of the split groove jack and communicated with the split groove jack.
Furthermore, a gap is formed between every two adjacent switching structures, and a potting layer is filled in the gap.
Further, the outer wall of the switching structure is wrapped with a protective sleeve.
The utility model also provides a switching method that is used for square needle and wire to be connected, including following step:
①, pre-selecting the lead and the guideline matched with the switching structure;
step ②, crimping the lead into the crimping end of the switching structure, and inserting the square needle into the split slot jack in the opposite insertion end;
③, welding the square needle part inserted into the slot;
and step ④, wrapping heat shrink tubes on the outer walls of the plug end and the crimping end, and then performing heat shrink treatment.
Further, the length of the square pin inserted into the socket of the split groove in step ③ is not less than the length of the socket of the split groove, and further, the heat shrinkable tube must be completely wrapped around the welding point of the socket of the split groove and the press contact point in the press contact end after the heat shrinkage treatment in step ④.
The utility model discloses following beneficial effect has: the utility model provides a switching structure for square needle is connected with wire, it has utilized crimping formula split groove jack ingeniously, convenient operation is swift, realize welding to the square needle and to the crimping of wire, and realized the reliable connection of small cross section square needle and wire, and is with low costs, the effectual accurate transmission function who guarantees the corresponding signal of test module, and changed the current situation that the different short circuit modes of conventional connector correspond different structure models, two kinds of compatible termination modes of same structural connector have been realized, the standardized requirement of connector has been satisfied simultaneously, the effectual product quality that has guaranteed.
Drawings
FIG. 1 is a schematic view of the switching structure of the present invention;
fig. 2 is a schematic view of the assembly structure of the intermediate transfer structure of the present invention;
the reference numerals shown in fig. 1 to 2 are respectively expressed as: 1-opposite plug end, 2-crimping end, 3-square needle, 4-split slot jack, 5-lead, 6-heat shrink tube, 7-clamping slot, 10-switching structure, 11-potting layer and 12-protective sleeve.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
As shown in fig. 1 to 2, the switching structure for connecting the square needle and the wire includes a butt plug end 1 and a crimping end 2 connected with the butt plug end 1 as an integral structure, a slot splitting jack 4 matched with the square needle 3 is formed in the butt plug end 1, the square needle 3 is inserted into the slot splitting jack 4 and welded to the inner wall of the slot splitting jack 4, the length of the square needle 3 inserted into the slot splitting jack 4 is not less than the length of the slot splitting jack 4, and the wire 5 is crimped in the crimping end 2.
A gap is formed between adjacent adapter structures 10, and the gap is filled with a potting layer 11. The outer wall of the adapter structure 10 is wrapped with a protective sleeve 12. To inserting end 1 and crimping end 2 and connect formula structure as an organic whole, its structural strength is high, and the structure is reliable. The wire 5 with the corresponding specification is pressed in the crimping end 2, is matched with the square needle 3 in the slot splitting jack 4 of the opposite plugging end 1 and is welded at the slot splitting jack 4, through the switching operation, the square needle 3 and the wire 5 are effectively and reliably connected, the electrical property is excellent, and the corresponding signal transmission function of the test module is met. And through the adapter structure 10, the current situation that different termination modes of the conventional connector correspond to different structural models is changed, two termination modes (a welding plate and a welding wire 5) compatible with the same structural connector are realized, and the standardized requirement of the connector is met.
In order to further improve the reliable stability to 3 welding of square needle and 5 crimping of wire, the utility model discloses in, to spigot 1 and 2 outer wall parcel in crimping end have pyrocondensation pipe 6, and the inner wall of pyrocondensation pipe 6 is hugged closely with the welding point in the groove jack 4 and the crimping point in the crimping end 2 respectively.
In order to improve square needle 3 and split groove jack 4 complex reliable performance, the utility model discloses in, to being provided with in the spigot 1 with the draw-in groove 7 of 3 tip looks adaptations of square needle, and draw-in groove 7 is located the tip that split groove jack 4 is close to crimping end 2 and is linked together with split groove jack 4. The 3 tip of square needle cooperatees with draw-in groove 7, realizes the chucking to the 3 tip of square needle, and further improvement the square needle 3 with split groove jack 4 complex reliability, when operating, include following step:
step ①, conducting wires 5 and guidelines 3 matched with the switching structure 10 are preselected;
step ②, crimping the lead 5 into the crimping end 2 of the switching structure 10, and inserting the square needle 3 into the split groove jack 4 in the opposite plugging end 1, wherein the length of the square needle 3 inserted into the split groove jack 4 is not less than the length of the split groove jack 4;
step ③, welding the part of the square needle 3 inserted into the slot-splitting jack 4;
and ④, wrapping the outer walls of the plug end 1 and the crimping end 2 with a heat shrinkable tube 6, and then performing heat shrinkage treatment, wherein the heat shrinkable tube 6 is required to be completely wrapped around the welding point of the split slot jack 4 and the compression joint point in the crimping end 2 after the heat shrinkage treatment.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (5)
1. The switching structure for connecting the square needle and the lead is characterized by comprising an opposite insertion end (1) and a crimping end (2) connected with the opposite insertion end (1) into an integral structure, wherein a split groove jack (4) matched with the square needle (3) is formed in the opposite insertion end (1), the square needle (3) is inserted into the split groove jack (4) and welded with the inner wall of the split groove jack (4), and the length of the square needle (3) inserted into the split groove jack (4) is not less than the length of the split groove jack (4); the conductor (5) is crimped in the crimp end (2).
2. The switching structure for connecting the square needle and the wire according to claim 1, wherein the outer walls of the opposite insertion end (1) and the crimping end (2) are wrapped with a heat shrink tube (6), and the inner wall of the heat shrink tube (6) is respectively tightly attached to the welding point in the split slot jack (4) and the crimping point in the crimping end (2).
3. The switching structure for connecting the square needle and the lead according to claim 2, wherein a clamping groove (7) matched with the end of the square needle (3) is arranged in the opposite insertion end (1), and the clamping groove (7) is positioned at the end of the split slot jack (4) close to the crimping end (2) and communicated with the split slot jack (4).
4. The transition structure for connecting a guideline and a wire according to any one of claims 1-3, wherein a gap is formed between adjacent transition structures (10), and the gap is filled with a potting layer (11).
5. A transition structure for connection of a guideline to a wire according to claim 4 wherein the transition structure (10) is wrapped with a protective sleeve (12) on the outer wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921577600.9U CN210137037U (en) | 2019-09-20 | 2019-09-20 | Switching structure for connecting square needle and wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921577600.9U CN210137037U (en) | 2019-09-20 | 2019-09-20 | Switching structure for connecting square needle and wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210137037U true CN210137037U (en) | 2020-03-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921577600.9U Active CN210137037U (en) | 2019-09-20 | 2019-09-20 | Switching structure for connecting square needle and wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210137037U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110474177A (en) * | 2019-09-20 | 2019-11-19 | 四川华丰企业集团有限公司 | The exchanging structure and its forwarding method being connect for policy with conducting wire |
-
2019
- 2019-09-20 CN CN201921577600.9U patent/CN210137037U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110474177A (en) * | 2019-09-20 | 2019-11-19 | 四川华丰企业集团有限公司 | The exchanging structure and its forwarding method being connect for policy with conducting wire |
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Address after: No. 118, Sanjiang Avenue, economic development zone, Mianyang, Sichuan 621000 Patentee after: Sichuan Huafeng Technology Co.,Ltd. Address before: No. 118, Sanjiang Avenue, economic development zone, Mianyang, Sichuan 621000 Patentee before: SICHUAN HUAFENG ENTERPRISE GROUP Co.,Ltd. |