CN215221068U - Needle-shaped terminal structure - Google Patents
Needle-shaped terminal structure Download PDFInfo
- Publication number
- CN215221068U CN215221068U CN202121264892.8U CN202121264892U CN215221068U CN 215221068 U CN215221068 U CN 215221068U CN 202121264892 U CN202121264892 U CN 202121264892U CN 215221068 U CN215221068 U CN 215221068U
- Authority
- CN
- China
- Prior art keywords
- connecting end
- extrusion strips
- wire
- extrusion
- terminal structure
- 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.)
- Active
Links
Images
Landscapes
- Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
Abstract
The utility model relates to the field of connectors, in particular to a needle-shaped terminal structure, which comprises a terminal body; the terminal body comprises a first connecting end and a second connecting end, wherein one end of the first connecting end is fixedly connected with the second connecting end, the first connecting end is in a needle tube shape, the second connecting end is cylindrical, extrusion strips are uniformly arranged on the inner wall of the second connecting end, the lengths of the extrusion strips are the same as that of the second connecting end, and a gap is reserved between every two adjacent extrusion strips; the extrusion strips are arranged on the inner ring of the second connecting part, the wires are inserted into the second connecting end, then the second connecting end is extruded through the wire pressing pliers, the second connecting end is extruded and deformed, meanwhile, the extrusion strips are gathered together and extruded on the wires, partial wire wires of the wires are embedded into gaps between the adjacent extrusion strips, when the extrusion strips are gathered together, the gaps are gradually reduced, the side walls of the adjacent extrusion strips extrude the wires again, and the connecting strength between the wires and the second connecting end is further improved.
Description
Technical Field
The utility model relates to a connector field specifically is a aciculiform terminal structure.
Background
The needle terminal is used for connecting a lead and electrical equipment together, clamping an exposed effective conductive part on the lead on the needle terminal, and then inserting the needle terminal into a pin part on the electrical equipment, wherein the deformation of the needle terminal is limited after the existing needle terminal extrudes and clamps the lead, the needle terminal cannot effectively and stably clamp the lead, the lead falls off from the needle terminal in the process of pulling the needle terminal out of an upper wiring hole of the electrical equipment, and the needle terminal is taken down from the wiring hole through a tool subsequently, so that the electrical operation of an operator is inconvenient.
Therefore, a pin terminal structure is proposed to address the above problems.
SUMMERY OF THE UTILITY MODEL
In order to make up the deficiency of the prior art, the utility model provides a needle-shaped terminal structure.
The utility model provides a technical scheme that its technical problem adopted is: the utility model relates to a needle-shaped terminal structure, which comprises a terminal body; the terminal body comprises a first connecting end and a second connecting end, wherein the second connecting end is fixedly connected to one end of the first connecting end, the first connecting end is in a needle tube shape, the second connecting end is arranged in a disconnected mode, the disconnected position is fixed through silver welding, the second connecting end is in a cylindrical shape, extrusion strips are uniformly arranged on the inner wall of the second connecting end, the lengths of the extrusion strips are the same, the lengths of the second connecting ends are the same, and gaps are reserved between every two adjacent extrusion strips; when the basis of original aciculiform terminal, set up the extrusion strip through the inner circle at the second connecting portion, the wire inserts in the second link, then extrude the second link through the line ball pincers, the second link is extruded and is out of shape, the extrusion strip gathers together each other and extrudes on the wire simultaneously, and in the clearance between the adjacent extrusion strip of part wire silk embedding of wire, when the extrusion strip gathers together each other, the clearance reduces gradually, the wire is extruded once more to the lateral wall of adjacent extrusion strip, further improve the joint strength between wire and the second link.
Preferably, strip-shaped bulges are symmetrically arranged on two sides of each extrusion strip and are arranged along the extrusion adding strips; when the extrusion strips gather together each other, the protrusions are also close to each other, so that gaps between the adjacent extrusion strips are blocked by the protrusions, and meanwhile, the protrusions extrude the wires, and the connection strength between the wires and the second connecting end is improved again.
Preferably, a chamfer is arranged at the inlet end of the second connecting end; through setting up the chamfer, insert the interior in-process of second link at the tip of wire, the chamfer increases second link entry face, reduces the possibility that partial wire silk is furcated and is opened and expose outside the second link.
Preferably, a baffle is arranged at the joint of the second connecting end and the first connecting end, and the baffle is fixedly connected with the second connecting end and the first connecting end; in-process in the second link is inserted to the wire, restricts the insertion length of wire through the baffle, prevents that the effective electrically conductive position of wire from running through the second link, causes the invalid electrical property extrusion connecting wire of second link.
Preferably, a through hole is formed in the middle of the baffle and penetrates into the second connecting end;
preferably, the diameter of the through hole is smaller than the diameter of a circle surrounded by the end part of the extrusion strip; through the through-hole, conveniently look over the wire and insert the inside degree of depth of second link, guarantee to be connected steadily between wire and the second link.
Preferably, the outer ring of the second connecting end is a rough surface; the outer ring of the second connecting end is a rough surface, so that the friction force between the fingers of an operator and the pin terminal body is increased, and the possibility that the pin terminal body is separated from the fingers is reduced.
Preferably, the length of the first connecting end is greater than that of the second connecting end.
The utility model discloses an useful part lies in:
when the original needle-shaped terminal is based, the extrusion strips are arranged on the inner ring of the second connecting part, the conducting wire is inserted into the second connecting end, then the second connecting end is extruded through the wire pressing pliers, the second connecting end is extruded and deformed, meanwhile, the extrusion strips are gathered together and extruded on the conducting wire, part of conducting wire wires of the conducting wire are embedded into gaps between the adjacent extrusion strips, when the extrusion strips are gathered together, the gaps are gradually reduced, the conducting wire is extruded again through the side walls of the adjacent extrusion strips, and the connecting strength between the conducting wire and the second connecting end is further improved;
when the extrusion strips are gathered together, the bulges are also close to each other, so that the gap between the adjacent extrusion strips is blocked by the bulges, and meanwhile, the bulges extrude the conducting wire, so that the connecting strength between the conducting wire and the second connecting end is improved again;
meanwhile, by arranging the chamfer, in the process that the end part of the lead is inserted into the second connecting end, the chamfer enlarges the inlet surface of the second connecting end and reduces the possibility that part of lead wires are exposed outside the second connecting end in a crossing manner;
in addition, in the process of inserting the wire into the second connecting end, the baffle plate limits the insertion length of the wire, so that the effective conductive part of the wire is prevented from penetrating through the second connecting end, and the second connecting end is prevented from electrically extruding the connecting wire in an ineffective manner;
secondly, through the through-hole, conveniently look over the wire and insert the inside degree of depth of second link, guarantee to be connected steadily between wire and the second link.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.
Fig. 1 is a first perspective view of a terminal body according to an embodiment of the present invention;
fig. 2 is a second perspective view of the terminal body according to an embodiment of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
fig. 4 is a bottom view of the terminal body according to an embodiment of the present invention.
In the figure: 1. a terminal body; 2. a first connection end; 3. a second connection end; 4. extruding the strip; 5. a gap; 6. a protrusion; 7. chamfering; 8. a baffle plate; 9. and a through hole.
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 efforts belong to the protection scope of the present invention.
The first embodiment is as follows:
referring to fig. 1 to 4, a pin terminal structure includes a terminal body 1; the terminal body 1 comprises a first connecting end 2 and a second connecting end 3, one end of the first connecting end 2 is fixedly connected with the second connecting end 3, the first connecting end 2 is in a needle tube shape, the second connecting end 3 is arranged in a disconnected mode, the disconnected position is fixed through silver welding, the second connecting end 3 is in a cylindrical shape, extrusion strips 4 are uniformly arranged on the inner wall of the second connecting end 3, the length of the extrusion strips 4 is the same as that of the second connecting end 3, and gaps 5 are reserved between every two adjacent extrusion strips 4; the needle-shaped terminal is used for connecting a lead and electrical equipment together, clamping an exposed effective conductive part on the lead on the needle-shaped terminal, and then inserting the needle-shaped terminal into a pin part on the electrical equipment, wherein the deformation of the needle-shaped terminal is limited after the existing needle-shaped terminal extrudes and clamps the lead, the needle-shaped terminal cannot effectively and stably clamp the lead, and the lead falls off the needle-shaped terminal in the process of pulling the needle-shaped terminal out of an upper wiring hole of the electrical equipment, and the needle-shaped terminal is subsequently taken down from the wiring hole through a tool, so that the electrical operation of an operator is inconvenient; therefore, on the basis of the original needle-shaped terminal, the extrusion strips 4 are arranged on the inner ring of the second connecting part, the conducting wire is inserted into the second connecting end 3, then the second connecting end 3 is extruded through the wire pressing pliers, the second connecting end 3 is extruded and deformed, meanwhile, the extrusion strips 4 are gathered together and extruded on the conducting wire, part of conducting wire wires of the conducting wire are embedded into the gaps 5 between the adjacent extrusion strips 4, when the extrusion strips 4 are gathered together, the gaps 5 are gradually reduced, the conducting wire is extruded again by the side walls of the adjacent extrusion strips 4, and the connecting strength between the conducting wire and the second connecting end 3 is further improved.
Strip-shaped bulges 6 are symmetrically arranged on two sides of each extrusion strip 4, and the bulges 6 are arranged along the extrusion strips 4; when the extrusion strips 4 are gathered together, the protrusions 6 are also close to each other, so that the gaps 5 between the adjacent extrusion strips 4 are blocked by the protrusions 6, and meanwhile, the protrusions 6 extrude the wires, and the connection strength between the wires and the second connection end 3 is improved again.
The inlet end of the second connecting end 3 is provided with a chamfer 7; by arranging the chamfer 7, in the process that the end part of the wire is inserted into the second connecting end 3, the chamfer 7 increases the inlet surface of the second connecting end 3, and the possibility that part of wire filaments are split and exposed outside the second connecting end 3 is reduced.
A baffle plate 8 is arranged at the joint of the second connecting end 3 and the first connecting end 2, and the baffle plate 8 is fixedly connected with the second connecting end 3 and the first connecting end 2; in-process in the wire inserts second link 3, restricts the insertion length of wire through baffle 8, prevents that the effective conductive part of wire from running through second link 3, causes the invalid electrical property extrusion connecting wire of second link 3.
A through hole 9 is formed in the middle of the baffle 8, and the through hole 9 penetrates into the second connecting end 3;
the diameter of the through hole 9 is smaller than the diameter of a ring formed by the end part of the extrusion strip 4; through-hole 9, conveniently look over the wire and insert the inside degree of depth of second link 3, guarantee to be connected steadily between wire and the second link 3.
The outer ring of the second connecting end 3 is a rough surface; the outer ring of the second connection terminal 3 is a rough surface, which increases the friction between the fingers of the operator and the pin terminal body 1, and reduces the possibility of the pin terminal body 1 being separated from the fingers.
The length of the first connecting end 2 is greater than that of the second connecting end 3.
Example two:
first comparative example, as another embodiment of the present invention, wherein the inner surface of the second connecting end 3 is a rough surface, which increases the friction between the second connecting end 3 and the wire, and further improves the connection strength between the wire and the pin terminal.
The working principle is as follows: when the original needle-shaped terminal is based, the extrusion strips 4 are arranged on the inner ring of the second connecting part, the conducting wire is inserted into the second connecting end 3, then the second connecting end 3 is extruded through the wire pressing pliers, the second connecting end 3 is extruded and deformed, meanwhile, the extrusion strips 4 are gathered together and extruded on the conducting wire, part of conducting wire wires of the conducting wire are embedded into gaps 5 between the adjacent extrusion strips 4, when the extrusion strips 4 are gathered together, the gaps 5 are gradually reduced, the conducting wire is extruded again by the side walls of the adjacent extrusion strips 4, and the connecting strength between the conducting wire and the second connecting end 3 is further improved;
when the extrusion strips 4 are gathered together, the bulges 6 are close to each other, so that the gaps 5 between the adjacent extrusion strips 4 are blocked by the bulges 6, and meanwhile, the bulges 6 extrude the lead, so that the connection strength between the lead and the second connecting end 3 is improved again;
meanwhile, by arranging the chamfer 7, in the process that the end part of the lead is inserted into the second connecting end 3, the chamfer 7 enlarges the inlet surface of the second connecting end 3, and the possibility that part of lead wires are exposed outside the second connecting end 3 in a crossing manner is reduced;
in addition, in the process of inserting the wire into the second connecting end 3, the baffle 8 limits the insertion length of the wire, so that the effective conductive part of the wire is prevented from penetrating through the second connecting end 3, and the second connecting end 3 is prevented from electrically extruding the connecting wire in an ineffective way;
secondly through-hole 9, conveniently look over the wire and insert the inside degree of depth of second link 3, guarantee to be connected steadily between wire and the second link 3.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.
Claims (8)
1. A pin terminal structure includes a terminal body (1); the method is characterized in that: the terminal body (1) comprises a first connecting end (2) and a second connecting end (3), one end of the first connecting end (2) is fixedly connected with the second connecting end (3), the first connecting end (2) is in a needle tube shape, the second connecting end (3) is cylindrical, the second connecting end (3) is arranged in a disconnected mode, the disconnected position is fixed through silver welding, extrusion strips (4) are evenly arranged on the inner wall of the second connecting end (3), the length of the second connecting end (3) of each extrusion strip (4) is the same, and gaps (5) are reserved between every two adjacent extrusion strips (4).
2. A pin terminal structure according to claim 1, wherein: strip-shaped bulges (6) are symmetrically arranged on two sides of each extrusion strip (4), and the bulges (6) are arranged along the extrusion strips (4).
3. A pin terminal structure according to claim 1, wherein: and the inlet end of the second connecting end (3) is provided with a chamfer (7).
4. A pin terminal structure according to claim 3, wherein: the connecting part of the second connecting end (3) and the first connecting end (2) is provided with a baffle (8), and the baffle (8) is fixedly connected with the second connecting end (3) and the first connecting end (2).
5. A pin terminal structure according to claim 4, wherein: a through hole (9) is formed in the middle of the baffle (8), and the through hole (9) penetrates into the second connecting end (3).
6. A pin terminal structure according to claim 5, wherein: the diameter of the through hole (9) is smaller than the diameter of a ring enclosed by the end part of the extrusion strip (4).
7. A pin terminal structure according to claim 4, wherein: the outer ring of the second connecting end (3) is a rough surface.
8. A pin terminal structure according to claim 4, wherein: the inner surface of the second connecting end (3) is a rough surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121264892.8U CN215221068U (en) | 2021-06-07 | 2021-06-07 | Needle-shaped terminal structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121264892.8U CN215221068U (en) | 2021-06-07 | 2021-06-07 | Needle-shaped terminal structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215221068U true CN215221068U (en) | 2021-12-17 |
Family
ID=79424081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121264892.8U Active CN215221068U (en) | 2021-06-07 | 2021-06-07 | Needle-shaped terminal structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215221068U (en) |
-
2021
- 2021-06-07 CN CN202121264892.8U patent/CN215221068U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP4898296B2 (en) | Connecting member | |
| CN102025069B (en) | The insulation displacement connector (IDC) of band block | |
| US6257920B1 (en) | Cable retention clip | |
| US3955044A (en) | Corrosion proof terminal for aluminum wire | |
| US5191710A (en) | Method of forming an electrode unit | |
| CN2757376Y (en) | Cable connector assembly | |
| CN107453182A (en) | The manufacture method of electric wire with terminal | |
| CN215221068U (en) | Needle-shaped terminal structure | |
| KR20150053550A (en) | Cable connecting structure and cable compressing method for the same | |
| CN218548804U (en) | Novel cable connecting terminal | |
| JP6543586B2 (en) | Method of ultrasonically welding thin cord-shaped conductors | |
| CN209981666U (en) | Small and exquisite pluggable circuit patch cord | |
| KR20150120846A (en) | Electric wire connecting structure, a method of manufacturing the electric wire connecting structure, a connector comprising the electric wire connecting structure and a crimp die | |
| JP2014164946A (en) | Terminal insulation removed electric wire and electric wire connection structure | |
| CN206461100U (en) | A kind of aluminum conductor creep resistant crimp type terminal | |
| US7043833B2 (en) | Method of making an angled conductor electrical connector | |
| CN214797981U (en) | Quick plug wire fixed connection terminal row | |
| CN215299565U (en) | Integrated elbow large-current terminal structure | |
| JP6605970B2 (en) | Electric wire with terminal, wire harness | |
| CN1503403A (en) | Cable connector assembly and mfg method thereof | |
| EP0124876A1 (en) | Electrical connector | |
| JP2824497B2 (en) | Crimping method and structure of crimp terminal and wire | |
| CN201985294U (en) | Terminal structure and cable connector using same | |
| JP3623142B2 (en) | Electric wire connector | |
| CN221767053U (en) | Terminal strip of material-saving belt |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |