CN215070506U - Needle-shaped terminal without insulating sheath - Google Patents
Needle-shaped terminal without insulating sheath Download PDFInfo
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- CN215070506U CN215070506U CN202121264763.9U CN202121264763U CN215070506U CN 215070506 U CN215070506 U CN 215070506U CN 202121264763 U CN202121264763 U CN 202121264763U CN 215070506 U CN215070506 U CN 215070506U
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Abstract
The utility model belongs to the technical field of electric power, in particular to a needle-shaped terminal without an insulating sheath, which comprises a needle-shaped terminal and a lead fixing structure; the needle-shaped terminal comprises a wire fixing tube and a connecting needle; one side of the top surface of the lead fixing pipe is fixedly connected with a connecting needle; the lead fixing structure comprises a pressing sheet; the top surface of the inner ring of the lead fixing pipe is provided with an arc-shaped hole, one end of the arc-shaped hole is communicated with the inner ring of the lead fixing pipe, the other end of the arc-shaped hole penetrates through the side wall of the lead fixing pipe, the outer ring of the side wall of the lead fixing pipe is provided with a fixing groove, the inner wall of the fixing groove is provided with a lead clamping groove, the top surface of the lead clamping groove is communicated with the arc-shaped hole, the top surface of the fixing groove is fixedly connected with a pressing sheet, and the outer ring of the pressing sheet is in sliding fit with the inner ring of the fixing groove; the connecting device is convenient for common people to connect and install, and improves the connection stability between the lead and the needle-shaped terminal, thereby improving the stability of electric power and signal transmission.
Description
Technical Field
The utility model relates to the field of electric power technology, specifically a there is not insulating sheath aciculiform terminal.
Background
Pin terminals are a kind of accessory products for realizing electrical connection, and as the electronic industry develops, the pin terminals are used more and more in variety.
The existing connection mode of the needle-shaped terminal and the wire mainly uses a terminal wiring clamp to clamp a sleeve of the needle-shaped terminal, the sleeve of the needle-shaped terminal deforms to clamp the end of the wire inside, but the connection mode of the mode is only installed by professional workers using the terminal wiring clamp, and common people perform connection installation, so that the connection between the wire and the needle-shaped terminal is very easy to be unstable, and the instability of power and signal transmission is caused; accordingly, an insulation-less sheathed pin terminal has been proposed to address the above problems.
SUMMERY OF THE UTILITY MODEL
In order to compensate prior art's not enough, the sleeve messenger of aciculiform terminal warp and presss from both sides tightly with inside wire end, but the connected mode of this kind of mode is only used terminal wiring pincers installation by professional staff, and ordinary people connects the installation, then very easily causes being connected unstablely between wire and the aciculiform terminal, causes electric power and signal transmission's unstable problem, the utility model provides a there is not insulating sheath aciculiform terminal.
The utility model provides a technical scheme that its technical problem adopted is: the utility model relates to a needle-shaped terminal without an insulation sheath, which comprises a needle-shaped terminal and a lead fixing structure; a lead fixing structure is arranged in the pin-shaped terminal;
the needle-shaped terminal comprises a wire fixing tube and a connecting needle; one side of the top surface of the lead fixing pipe is fixedly connected with a connecting needle;
the lead fixing structure comprises a pressing sheet; the top surface of the inner ring of the lead fixing pipe is provided with an arc-shaped hole, one end of the arc-shaped hole is communicated with the inner ring of the lead fixing pipe, the other end of the arc-shaped hole penetrates through the side wall of the lead fixing pipe, the outer ring of the side wall of the lead fixing pipe is provided with a fixing groove, the inner wall of the fixing groove is provided with a lead clamping groove, the top surface of the lead clamping groove is communicated with the arc-shaped hole, the top surface of the fixing groove is fixedly connected with a pressing sheet, and the outer ring of the pressing sheet is in sliding fit with the inner ring of the fixing groove; the connecting device is convenient for common people to connect and install, and improves the connection stability between the lead and the needle-shaped terminal, thereby improving the stability of electric power and signal transmission.
Preferably, notches are formed in the bottom surface and the side surface of the fixing groove, clamping strips are fixedly connected to the bottom surface and the side surface of the pressing sheet, and the clamping strips are matched with the notches; the connection strength between the wire and the pin terminal is further improved.
Preferably, a plurality of arc grooves are formed in the inner wall of the wire clamping groove, and a plurality of convex strips are fixedly connected to one surface, close to the wire clamping groove, of the pressing sheet; the friction force between the lead and the lead clamping groove and between the lead and the pressing sheet is increased, so that the lead is further prevented from sliding.
Preferably, clamping grooves are formed in two sides of the lead fixing pipe, a folded plate is fixedly connected to the bottom surface of the outer ring of each clamping groove, and the height of the folded plate on the two sides is the same as the radius of the lead fixing pipe; the connection stability between the wire and the pin terminal, and the stability of power and signal transmission are further improved.
Preferably, the top surface of the folded plate is fixedly connected with a convex tooth, the top surface of the outer ring of the clamping groove is provided with a tooth groove, and the convex tooth is meshed with the tooth groove; the sliding of the wire is avoided.
Preferably, the inner surface of the bottom of the folded plate is provided with a bending groove; the bending accuracy of the folded plate is improved.
The utility model discloses an useful part lies in:
1. the wire is inserted into the wire fixing tube, so that the wire penetrates through the arc-shaped hole, the end of the wire is clamped into the wire clamping groove, the pressing sheet is clamped into the fixing groove to fix and clamp the wire, common people can conveniently connect and install the wire, the connection stability between the wire and the needle-shaped terminal is improved, and the stability of power and signal transmission is improved;
2. the folded plates on the two sides are bent towards the center of the lead fixing pipe to further clamp and fix the lead, so that the stability of power and signal transmission is further improved.
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 schematic overall structure diagram according to a first embodiment;
FIG. 2 is an overall sectional view of the first embodiment;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a schematic overall structure diagram of the second embodiment;
fig. 5 is an enlarged partial sectional view at B in fig. 4.
In the figure: 1. a pin terminal; 101. a lead fixing tube; 102. a connecting needle; 201. tabletting; 202. an arc-shaped hole; 203. fixing grooves; 204. a wire clamp groove; 205. a notch; 206. clamping the strip; 207. an arc groove; 208. a convex strip; 209. a clamping groove; 210. folding the plate; 211. a convex tooth; 212. a tooth socket; 213. bending the groove; 301. an elastic sheet; 302. fixing the rod; 303. mounting grooves; 304. a straight groove.
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.
Example one
Referring to fig. 1 to 3, a insulation-sheath-less pin terminal includes a pin terminal 1 and a wire fixing structure; a lead fixing structure is arranged in the pin terminal 1;
the pin terminal 1 includes a wire fixing tube 101 and a connection pin 102; one side of the top surface of the lead fixing tube 101 is fixedly connected with a connecting needle 102;
the lead fixing structure comprises a pressing sheet 201; an arc-shaped hole 202 is formed in the top surface of the inner ring of the lead fixing tube 101, one end of the arc-shaped hole 202 is communicated with the inner ring of the lead fixing tube 101, the other end of the arc-shaped hole 202 penetrates through the side wall of the lead fixing tube 101, a fixing groove 203 is formed in the outer ring of the side wall of the lead fixing tube 101, a lead clamping groove 204 is formed in the inner wall of the fixing groove 203, the top surface of the lead clamping groove 204 is communicated with the arc-shaped hole 202, a pressing sheet 201 is fixedly connected to the top surface of the fixing groove 203, and the outer ring of the pressing sheet 201 is in sliding fit with the inner ring of the fixing groove 203; through the inside with the fixed pipe 101 of wire insertion wire for the wire passes arc hole 202, with the end card income wire draw-in groove 204 of wire, the preforming 201 is moved in the pressure, make preforming 201 card go into in fixed slot 203, press from both sides the wire fixed clamp tightly, thereby the installation is connected to ordinary people of being convenient for, has improved the stability of being connected between wire and the aciculiform terminal 1, has then improved electric power and signal transmission's stability.
A plurality of arc grooves 207 are formed in the inner wall of the wire clamping groove 204, and a plurality of convex strips 208 are fixedly connected to one surface, close to the wire clamping groove 204, of the pressing sheet 201; through the arc groove 207 and the protruding strip 208, the friction force between the conducting wire and the conducting wire clamping groove 204 and the pressing sheet 201 is increased, and therefore the sliding of the conducting wire is further avoided.
Clamping grooves 209 are formed in two sides of the lead fixing tube 101, a folded plate 210 is fixedly connected to the bottom surface of the outer ring of each clamping groove 209, and the height of the folded plate 210 on two sides is the same as the radius of the lead fixing tube 101; the wire is further clamped and fixed by bending the folded plates 210 at both sides toward the center of the wire fixing tube 101, thereby further improving the connection stability between the wire and the pin terminal 1 and the stability of power and signal transmission.
The top surface of the folded plate 210 is fixedly connected with a convex tooth 211, the top surface of the outer ring of the clamping groove 209 is provided with a tooth groove 212, and the convex tooth 211 is meshed with the tooth groove 212; the wire is clamped by the arranged convex teeth 211, so that the sliding of the wire is further avoided.
The inner surface of the bottom of the folded plate 210 is provided with a bending groove 213; the bending groove 213 is formed to facilitate bending of the folded plate 210, thereby improving the bending accuracy of the folded plate 210.
Example two
Referring to fig. 4-5, as another embodiment of the present invention, in a first comparative example, a fastening assembly is installed on an outer ring of a top portion of the connecting pin 102, and the fastening assembly includes an elastic sheet 301 and a fixing rod 302; an installation groove 303 is formed in the outer ring of the top of the connecting needle 102, an elastic sheet 301 is installed in the installation groove 303 in a sliding mode, straight grooves 304 are formed in two ends of the elastic sheet 301, fixing rods 302 are fixedly connected to two ends of the installation groove 303, and the outer ring of each fixing rod 302 is in sliding fit with the inner ring of the corresponding straight groove 304; when inserting the connecting pin 102 in the jack, to the extrusion of flexure strip 301 for flexure strip 301 compression slides to mounting groove 303, and the elasticity chucking that flexure strip 301 compression produced connects the hole, thereby will connect the pin 102 chucking fixedly, has avoided then connecting pin 102 not hard up and influence electric power and signal transmission's stability.
The outer ring cambered surface of the elastic sheet 301 is fixedly connected with a plurality of inlaid strips; through the gib that sets up, improved the elastic sheet 301 and connect the frictional force between the hole to the fixed stability of connecting needle 102 has further been improved.
The working principle is as follows: firstly, a lead is inserted into the lead fixing tube 101, the lead penetrates through the arc-shaped hole 202, the end of the lead is clamped into the lead clamping groove 204, the pressing sheet 201 is pressed, the pressing sheet 201 is clamped into the fixing groove 203, the clamping strip 206 is clamped into the notch 205, and the top end of the lead is fixedly clamped;
then, the folding plates 210 on the two sides are bent towards the center of the lead fixing tube 101 along the bending grooves 213, so that the convex teeth 211 on the two sides clamp the lead, and the lead is further clamped and fixed; therefore, common people can conveniently connect and install the pin terminal, the connection stability between the lead and the pin terminal 1 is improved, and the stability of electric power and signal transmission is improved.
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 needle terminal without an insulating sheath, comprising: comprises a needle-shaped terminal (1) and a lead fixing structure; a lead fixing structure is arranged in the pin terminal (1);
the pin terminal (1) comprises a wire fixing tube (101) and a connecting pin (102); one side of the top surface of the lead fixing pipe (101) is fixedly connected with a connecting needle (102);
the lead fixing structure comprises a pressing sheet (201); arc hole (202) are seted up to the inner circle top surface of the fixed pipe of wire (101), the inner circle of the fixed pipe of wire (101) is seted up to the one end intercommunication arc hole (202), the lateral wall of the fixed pipe of wire (101) is run through to the other end of arc hole (202), fixed slot (203) is seted up to the lateral wall outer lane of the fixed pipe of wire (101), wire draw-in groove (204) is seted up to the inner wall of fixed slot (203), the top surface intercommunication arc hole (202) of wire draw-in groove (204), top surface rigid coupling preforming (201) of fixed slot (203), the outer lane of preforming (201) and the inner circle sliding fit of fixed slot (203).
2. The insulation-less sheathed pin terminal of claim 1, wherein: notches (205) are formed in the bottom surface and the side surface of the fixing groove (203), clamping strips (206) are fixedly connected to the bottom surface and the side surface of the pressing sheet (201), and the clamping strips (206) are matched with the notches (205).
3. The insulation-less sheathed pin terminal of claim 1, wherein: a plurality of arc grooves (207) are formed in the inner wall of the wire clamping groove (204), and a plurality of convex strips (208) are fixedly connected to one surface, close to the wire clamping groove (204), of the pressing sheet (201).
4. The insulation-less sheathed pin terminal of claim 1, wherein: the wire fixing pipe is characterized in that clamping grooves (209) are formed in two sides of the wire fixing pipe (101), a folded plate (210) is fixedly connected to the bottom surface of the outer ring of each clamping groove (209), and the height of the folded plate (210) on the two sides is the same as the radius of the wire fixing pipe (101).
5. The insulation-less sheathed pin terminal of claim 4, wherein: the top surface of the folded plate (210) is fixedly connected with a convex tooth (211), the top surface of the outer ring of the clamping groove (209) is provided with a tooth groove (212), and the convex tooth (211) is meshed with the tooth groove (212).
6. The insulation-less sheathed pin terminal of claim 4, wherein: the inner surface of the bottom of the folded plate (210) is provided with a bending groove (213).
7. The insulation-less sheathed pin terminal of claim 1, wherein: a fastening component is arranged on the outer ring of the top of the connecting needle (102), and comprises an elastic sheet (301) and a fixing rod (302); the connecting needle is characterized in that a mounting groove (303) is formed in the outer ring of the top of the connecting needle (102), an elastic sheet (301) is slidably mounted inside the mounting groove (303), straight grooves (304) are formed in two ends of the elastic sheet (301), fixing rods (302) are fixedly connected to two ends of the mounting groove (303), and the outer ring of each fixing rod (302) is in sliding fit with the inner ring of each straight groove (304).
8. The insulation-less sheathed pin terminal of claim 7, wherein: the outer ring cambered surface of the elastic sheet (301) is fixedly connected with a plurality of gibs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121264763.9U CN215070506U (en) | 2021-06-07 | 2021-06-07 | Needle-shaped terminal without insulating sheath |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121264763.9U CN215070506U (en) | 2021-06-07 | 2021-06-07 | Needle-shaped terminal without insulating sheath |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215070506U true CN215070506U (en) | 2021-12-07 |
Family
ID=79208115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121264763.9U Active CN215070506U (en) | 2021-06-07 | 2021-06-07 | Needle-shaped terminal without insulating sheath |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215070506U (en) |
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2021
- 2021-06-07 CN CN202121264763.9U patent/CN215070506U/en active Active
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