CN211907737U - Double-sided holding type cold end lead joint of resistance wire - Google Patents
Double-sided holding type cold end lead joint of resistance wire Download PDFInfo
- Publication number
- CN211907737U CN211907737U CN202020853649.9U CN202020853649U CN211907737U CN 211907737 U CN211907737 U CN 211907737U CN 202020853649 U CN202020853649 U CN 202020853649U CN 211907737 U CN211907737 U CN 211907737U
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- China
- Prior art keywords
- joint
- resistance wire
- sided
- sheetmetals
- embracing
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- 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 - Fee Related
Links
- 239000002184 metal Substances 0.000 claims description 23
- 238000003466 welding Methods 0.000 claims description 17
- 238000007493 shaping process Methods 0.000 abstract 2
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
Abstract
The utility model discloses a two-sided formula cold junction lead wire connection of embracing of resistance wire, including the lead terminal, the lead terminal comprises two joint sheetmetals, two the side of joint sheetmetal is integrative fixed shaping, and two adjacent joint sheetmetals reserve the open-ended contained angle in the relative inner wall, offers the recess that is used for embracing the clamping resistance wire on the relative position of the inside wall of two adjacent joint sheetmetals respectively, and the integrated shaping side of two joint sheetmetals is offered and is run through the extension mouth of the inside and outside of joint sheetmetal, the extension mouth communicates with each other with the front end of recess, the tail end of recess has seted up the horn mouth; the utility model discloses the mode that the binding post that sets up adopted two-sided embracing, has improved wiring area of contact and wiring efficiency, effectively prevents the wiring damage of resistance wire.
Description
Technical Field
The utility model particularly relates to a binding post specifically is a two-sided formula cold junction pin joint of embracing of resistance wire.
Background
Cold section lead joint is connected as a binding post mainly used pencil is terminal, and the resistance wire of pencil is drawn and is adopted the mode of winding spot welding with binding post often to be connected, but the resistance wire is not inseparable with binding post's being connected, and the contact is abundant enough easily to lead to the condition of striking sparks inadequately, and connection efficiency is low, can consume a large amount of time when leading to resistance wire and binding post to be connected, and traditional winding or the connected mode that compresses tightly lead to the damaging of resistance wire to warp easily, uneven problem appears easily in the yields.
Therefore, in order to solve the problems, a cold-end lead joint of the resistance wire, which can effectively improve the connection efficiency and the connection quality of the resistance wire and the connecting terminal, is needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a two-sided formula cold junction lead joint of embracing of holding together of resistance wire to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a two-sided formula cold junction lead connection of embracing that closes of resistance wire, includes the lead terminal, the lead terminal comprises two joint sheetmetals, two the side integrated into one piece of joint sheetmetal, two adjacent joint sheetmetals reserve the open-ended contained angle in the relative inner wall, offers the recess that is used for embracing the lock resistance wire on the relative position of the inside wall of two adjacent joint sheetmetals respectively, and the opening that stretches out of penetrating through joint sheetmetal inside and outside is seted up to the integrated into one piece side of two joint sheetmetals, stretch out the opening and communicate with each other with the front end of recess, the horn mouth has been seted up to the tail end of recess, and the horn mouth communicates with each other with the base of joint.
As a further aspect of the present invention: the extension opening is provided with a rectangular opening with the width larger than that of the groove.
As a further aspect of the present invention: the groove is a semicircular groove in cross section.
As a further aspect of the present invention: the groove is obliquely formed in the inner wall of the joint metal sheet, and a welding area for spot welding of the inner wall of the adjacent joint metal sheet is reserved on the inner wall of the joint metal sheet.
As a further aspect of the present invention: the range of the included angle is as follows: 35 to 45 degrees.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the contact area of the resistance wire and the lead terminal is increased, and the groove is arranged on the lead terminal to prevent the resistance wire from being damaged and deformed;
2. the lead terminals are in a double-sided embracing mode, so that double-sided contact is ensured firstly, and the two halves of the lead terminals are connected together without being combined again, so that the efficiency is improved;
3. a horn mouth is reserved at the tail end of the groove, so that the resistance wire can not be damaged and deformed when the lead terminal is welded;
4. a protrusion opening is reserved on the other side of the lead terminal, and after the redundant resistance wires are protruded, the redundant resistance wires can be fused during welding, and the resistance wires are welded at the middle connection position of the lead terminal;
5. whole recess adopts the slant to place, can set aside the region on the terminal surface and be used for spot welding, strengthens joint strength, prevents that the resistance wire from initiating the striking sparks with the lead terminal contact insecure.
Drawings
Fig. 1 is a schematic structural diagram of a double-sided clasping type cold-end lead joint of a resistance wire.
Fig. 2 is a schematic structural diagram of a resistance wire in a double-sided cohesion type cold-end lead joint when joint metal sheets are pressed.
Fig. 3 is a structural schematic diagram of a side view of the resistance wire when the double-sided embrace type cold-end lead joint is pressed.
Fig. 4 is a schematic structural diagram of a double-sided clasping type cold-end lead joint of the resistance wire when the resistance wire is inserted.
In the figure: the connector comprises a connector metal sheet 1, a lead groove 2, a horn mouth 3, an extension opening 4 and a resistance wire 5.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, in an embodiment of the present invention, a double-sided clasping type cold end lead connector for a resistance wire includes a lead terminal, the lead terminal is composed of two joint metal sheets 1, the side edges of the two joint metal sheets 1 are integrally and fixedly formed, the opposite inner wall surfaces of the two adjacent joint metal sheets 1 are reserved with an opening included angle, the opposite positions of the inner side walls of the two adjacent joint metal sheets 1 are respectively provided with a groove 2 for holding and clamping a resistance wire 5, the integrally formed side edges of the two joint metal sheets 1 are provided with extending openings 4 penetrating through the inner surface and the outer surface of the joint metal sheets 1, the extension opening 4 is communicated with the front end of the groove 2, the tail end of the groove 2 is provided with a horn opening 3, the horn opening 3 is communicated with the bottom edge of the joint metal sheet 1, and the horn opening 3 can ensure that the resistance wire 5 cannot be damaged and deformed when the lead terminal is welded.
The extension opening 4 is provided with a rectangular opening with the width larger than that of the groove 2, the extension opening 4 is reserved with a certain width, on one hand, the tightness of welding the end of the resistance wire 5 at the extension opening 4 and the joint metal sheet 1 is guaranteed, and on the other hand, the extension opening 4 is reserved with a certain width to prevent the resistance wire 5 from being damaged and deformed during spot welding.
The groove 2 is obliquely formed in the inner wall of the joint metal sheet 1, and a welding area used for spot welding of the inner wall of the adjacent joint metal sheet 1 is reserved on the inner wall of the joint metal sheet 1.
The groove 2 is a semicircular groove in cross section, two adjacent semicircular grooves in cross section can clamp the resistance wire 5 in a fine double-sided holding manner, the first guarantee of double-sided contact of the resistance wire 5 and a lead terminal, and the second guarantee of double-sided contact of the resistance wire 5 and the lead terminal because the groove 2 is relatively arranged.
The range of the included angle is as follows: 35 to 45 degrees.
The utility model discloses a theory of operation is: when the welding device is used, the joint metal sheets 1 are clamped into the grooves 2 upwards from the horn mouth 3, the front ends of the resistance wires 5 penetrate through the extension openings 4, then the inner side walls of the two joint metal sheets 1 are attached and pressed tightly, then the two joint metal sheets 1 are welded tightly in a spot welding area, the resistance wires 5 and the joint metal sheets 1 are welded into a whole at the positions of the extension openings 4 by adopting laser welding or argon arc welding to the front ends of the resistance wires 5, so that the joint operation of the resistance wires 5 and the lead terminals is realized, wherein the contact areas of the resistance wires 5 and the lead terminals are increased by the grooves 2, and the resistance wires 5 are prevented from being damaged and deformed by the grooves 2; the lead terminals are in a double-sided embracing mode, so that double-sided contact is ensured firstly, and the two halves of the lead terminals are connected together without being combined again, so that the efficiency is improved; a horn mouth 3 is reserved at the tail end of the groove 2, so that the resistance wire can not be damaged and deformed when the lead terminal is welded; a protrusion opening 4 is reserved on the other side of the lead terminal, and after the redundant resistance wire 5 protrudes out, the resistance wire 5 can be fused during welding, and the resistance wire 5 is welded at the middle connection position of the lead terminal; whole recess 2 adopts the slant to place, can set aside the region on the face of lead terminal and be used for spot welding, strengthens joint strength, prevents that resistance wire 5 from initiating the fire with the lead terminal contact is not firm.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. The utility model provides a two-sided formula cold junction lead joint of embracing that closes of resistance wire, includes the lead terminal, its characterized in that, the lead terminal comprises two joint sheetmetals (1), two the side integrated into one piece of joint sheetmetal (1), two adjacent joint sheetmetals (1) relative internal face reserve has open-ended contained angle, offers recess (2) that are used for embracing the clamp resistance wire (5) of embracing respectively on the relative position of the inside wall of two adjacent joint sheetmetals (1), and the mouth (4) that stretches out of the interior outside of through-connection sheetmetal (1) is seted up to the integrated into one piece side of two joint sheetmetals (1), stretch out mouth (4) and the front end of recess (2) and communicate with each other, loudspeaker mouth (3) have been seted up to the tail end of recess (2), and loudspeaker mouth (3) communicate with each other with the base of joint sheetmetal (.
2. A double-sided embracing type cold end lead joint of a resistance wire according to claim 1, wherein the extension opening (4) is provided with a rectangular opening with the width larger than that of the groove (2).
3. A double-sided embracing type cold end lead joint of a resistance wire as defined in claim 1, wherein the groove (2) is a groove with a semicircular section.
4. A double-sided wrap-around cold-end lead joint of a resistance wire as claimed in any one of claims 1 to 3, characterized in that the groove (2) is obliquely formed on the inner wall of the joint metal sheet (1), and a welding area for spot welding of the inner walls of adjacent joint metal sheets (1) is reserved on the inner wall of the joint metal sheet (1).
5. A double-sided embrace cold end lead joint of a resistance wire as claimed in claim 1, wherein the range of the included angle is: 35 to 45 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020853649.9U CN211907737U (en) | 2020-05-20 | 2020-05-20 | Double-sided holding type cold end lead joint of resistance wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020853649.9U CN211907737U (en) | 2020-05-20 | 2020-05-20 | Double-sided holding type cold end lead joint of resistance wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211907737U true CN211907737U (en) | 2020-11-10 |
Family
ID=73270221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020853649.9U Expired - Fee Related CN211907737U (en) | 2020-05-20 | 2020-05-20 | Double-sided holding type cold end lead joint of resistance wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211907737U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022239688A1 (en) * | 2021-05-13 | 2022-11-17 | 株式会社オートネットワーク技術研究所 | Electric wire with terminal and method for manufacturing electric wire with terminal |
-
2020
- 2020-05-20 CN CN202020853649.9U patent/CN211907737U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022239688A1 (en) * | 2021-05-13 | 2022-11-17 | 株式会社オートネットワーク技術研究所 | Electric wire with terminal and method for manufacturing electric wire with terminal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201110 |