CN213425257U

CN213425257U - Elastic piece compression joint type plug connector and quick connection type elastic piece compression joint type plug connector

Info

Publication number: CN213425257U
Application number: CN202022896670.XU
Authority: CN
Inventors: 崔富强; 胡曙栋; 沈建成
Original assignee: Yuyao City Photoelectric Appliance Co ltd
Current assignee: Yuyao City Photoelectric Appliance Co ltd
Priority date: 2020-12-03
Filing date: 2020-12-03
Publication date: 2021-06-11
Anticipated expiration: 2030-12-03

Abstract

The utility model discloses a spring plate compression joint type plug connector, which comprises a needle frame, a spring plate and a contact pin, wherein the contact pin is arranged at one end of the needle frame, a wiring groove is arranged on one side of the needle frame, the notch of the head end part extends to the boundary of the located surface for inserting wires, one end of the spring plate is fixed, the other end is a movable end and is abutted against the groove wall to bend the spring plate into an arc shape, a convex arc surface faces to the notch of the end part, the wires are inserted from the notch of the end part, under the action of bending pressure, the movable end of the elastic sheet is matched with the groove wall to fix the wire rod, the inventor improves the structure of the elastic sheet aiming at the defect of inconvenient application, one end of the elastic sheet is a fixed end, the other end is a movable end, the movable end is abutted against the groove wall of the wiring groove to enable the elastic sheet to form an arc shape, when in use, the wire rod is directly inserted between the movable end and the groove wall from the notch, the fixing is carried out under the bending pressure, the structure is simplified, the use is convenient, and the quick-connection type elastic piece compression joint type plug connector is correspondingly provided.

Description

Elastic piece compression joint type plug connector and quick connection type elastic piece compression joint type plug connector

Technical Field

The utility model relates to an electric connecting device technical field, concretely relates to shell fragment crimping formula plug connector, meet type plug connector soon.

Background

At present, the connector of the electric circuit comprises a connector clip and a box body, the connector clip generally comprises a pin frame, a pin and an elastic sheet, the pin is a male plug for a solid rod body, the pin is a female plug for a cylinder, the conventional application is the male plug and the female plug, the male plug and the female plug are plugged together, then the wire is inserted and fixed by the elastic sheet in a matching way, but the elastic sheet in the connector clip needs to be matched with the box body to fix the elastic sheet, so that the application is inconvenient and needs to be improved.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical defect, the utility model provides a following technical scheme:

the application file first aspect provides a shell fragment crimping formula plug connector, including needle frame, shell fragment and contact pin, needle frame one end sets up the contact pin, set up wiring groove and head end portion notch in the needle frame one side and extend to the border of face of locating in order to supply the wire rod to insert, shell fragment one end is fixed, the other end makes the shell fragment buckle for expansion end and butt cell wall and is arc and convex arc face towards the tip notch, the wire rod inserts from the tip notch, under the pressure effect of buckling, with the fixed wire rod of shell fragment expansion end and cell wall cooperation.

The structure of shell fragment has been improved to the inconvenient defect of using to this inventor to shell fragment one end is the stiff end, and one end is the expansion end, and it makes the shell fragment form the arc to the expansion end butt wiring groove cell wall, during the use, directly inserts the wire rod from the notch between expansion end and the cell wall, fixes under the pressure of buckling, and the structure is simplified, and is convenient to use.

Furthermore, one end of the elastic sheet is fixed at the tail end of the wiring groove, and the other end of the elastic sheet is abutted against the groove wall at the notch of the head end.

Furthermore, the contact pin is a solid rod or a cylinder and corresponds to the male and female contact pins.

Further, still include and press the frame, frame type and both sides hack lever butt wiring groove both sides's needle frame face transversely set up branch in middle frame inslot to branch supports the fashioned arc body of shell fragment bending and the expansion end of shell fragment around branch downwardly extending butt wiring groove diapire.

Thereby the accessible is pressed the size that the frame adjusted the shell fragment activity end clearance and is made things convenient for stranded wire to insert convenient to use.

The utility model provides a connect type shell fragment crimping formula plug connector soon, including needle frame, shell fragment, all set up the wiring groove towards two directions on the needle frame, the boundary that the head end portion notch of wiring groove extended to the face of locating is inserted in order to supply the wire rod, shell fragment one end is fixed, the other end makes the shell fragment buckle for expansion end and butt cell wall and is arc and convex arc face towards the tip notch, the wire rod inserts from the tip notch, under the pressure effect of buckling, with the fixed wire rod of shell fragment expansion end and cell wall cooperation.

In practical application, the inventor finds that the installation of the male and female insertion structures is inconvenient, changes the split type of the male and female insertion structures into an integrated type structure, and opens the wiring grooves towards two directions on the needle frame respectively to press the wires by the elastic sheets, thereby further improving the convenience of wire connection.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the structure of the elastic piece crimping type connector and the quick connecting type connector is simplified, and the use convenience is improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a view showing the structure of the present clip compression connector;

FIG. 2 is a sectional structure view of the male and female connectors;

FIG. 3 is a view showing a construction of a plug-in unit to which a pressing frame is attached;

FIG. 4 is a cross-sectional structural view of FIG. 3;

FIG. 5 is a block diagram of the quick connector;

FIG. 6 is a cross-sectional structural view of FIG. 5;

FIG. 7 is a block diagram of the quick connect connector with the hold down mounted;

FIG. 8 is a cross-sectional structural view of FIG. 7;

wherein the reference numerals are:

1. a needle frame; 2. inserting a pin; 3. a wiring slot; 4. a spring plate; 5. a pressing frame; 31. a groove; 41. a fixed end; 42. a movable end; 43. an arc-shaped body; 51. a frame bar; 52. a support rod.

Detailed Description

The invention will be further explained with reference to the drawings and the specific embodiments.

Example 1

The embodiment discloses a spring plate press-fit type plug connector, as shown in fig. 1 and 2, the main body of the plug connector is a needle holder 1, which is made of conductive material, such as copper, alloy or other conductive materials, in the figure, an L-shaped connector is selected, of course, other configurations can be selected according to requirements, the bottom end part of the longitudinal part of the L-shaped needle frame is formed into a contact pin 2, the top surface of the transverse part is axially provided with a wiring groove 3, the head end notch of the wiring groove extends to the end part of the transverse part, a wire is inserted from the head end notch, as shown in figure 2, the contact pin can be a solid rod body or a cylinder, to form a male and female plug, in this embodiment, one end of the elastic sheet 4 is fixed, the fixed end 41 is riveted on the longitudinal portion of the needle frame, namely the tail end of the wiring groove, the other end is a movable end, the movable end 42 is abutted against the bottom wall of the wiring groove to bend the elastic sheet into an arc and convex arc surface, namely, the convex arc surface of the curved arc body 43 faces the end notch, and the front, middle and rear positions of the bottom groove wall can be selected according to the requirement at the position where the movable end is abutted.

The wire is inserted between the movable end of the elastic sheet and the groove wall from the notch at the end part, and the wire is fixed by the cooperation of the movable end of the elastic sheet and the groove wall under the action of bending pressure.

In another embodiment, in order to facilitate the butt joint of the multi-strand wires, a pressing frame 5 may be further installed, such as a frame type, when assembling, the frame rods 51 on both sides abut against the needle frame surfaces on both sides of the wire slot, a supporting rod is transversely formed in the middle frame slot, the supporting rod supports the arc-shaped body formed by bending the elastic sheet, the movable end of the elastic sheet extends downwards around the supporting rod 52 and abuts against the bottom wall of the wire slot, and the size of the gap between the movable ends of the elastic sheet can be adjusted by the pressing frame, so as to facilitate the insertion of the multi-strand wires, as.

Of course, a groove 31 may be formed in the bottom wall of the wire connecting slot to limit the movable end of the elastic piece, as shown in fig. 4 and 3.

Example 2

The embodiment provides a quick-connect type spring plate press-connection type plug connector, which is different from the structure in embodiment 1 in that the structure of a contact pin 2 is removed, and a wire connecting groove 3 is directly opened in two directions of a pin frame 1, as shown in fig. 5 and 6, the pin frame is in an inverted T shape in the figure, the transverse parts at both sides of the longitudinal part are provided with wiring grooves which are on the same straight line as the drawing, but can also form a certain angle, the notch at the head end of the wiring groove extends to the end part of the transverse part for the insertion of the wire, the fixed end 41 of the elastic sheet 4 is riveted at the tail end of the wiring groove, as shown in the figure, the movable end 42 of the needle frame is abutted against the bottom wall of the notch at the head end of the wire connecting groove, so that the elastic sheet is bent into an arc shape, and the convex arc surface of the arc-shaped body 43 faces the notch at the end part, the wire is inserted between the movable end and the groove wall from the notch at the end part, and the movable end of the elastic sheet is matched with the groove wall to fix the wire under the action of bending pressure.

In another embodiment, in order to facilitate the butt joint of multiple strands of wires, a pressing frame 5 may be mounted on the quick-connect type elastic sheet press-connection type plug connector, as shown in fig. 7 and 8, as shown in the drawing, the pressing frame is frame-shaped, when assembling, the frame rods 51 on both sides abut against the needle frame surfaces on both sides of the wiring slot, a supporting rod 52 is transversely formed in the middle frame slot, the supporting rod supports the arc-shaped body formed by bending the elastic sheet, and the movable end of the elastic sheet extends downwards around the supporting rod to abut against the bottom wall of the wiring slot, so that the insertion of multiple strands of wires is facilitated by adjusting the size of the gap between the movable ends of the elastic sheets through the pressing frame, and a groove 31 may also be formed in the bottom wall of the wiring.

Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. Shell fragment crimping formula plug connector, including needle frame, shell fragment and contact pin, needle frame one end sets up contact pin, its characterized in that: the needle frame sets up the wiring groove on the one side and head end portion notch extends to the boundary of face of locating in order to supply the wire rod to insert, and shell fragment one end is fixed, and the other end makes the shell fragment buckle for the expansion end and butt cell wall and is arc and convex arc face towards the tip notch, and the wire rod inserts from the tip notch, under the pressure effect of buckling to the fixed wire rod of shell fragment expansion end and cell wall cooperation.

2. The connector of claim 1, wherein: one end of the elastic sheet is fixed at the tail end of the wiring groove, and the other end of the elastic sheet is abutted against the groove wall at the notch of the head end.

3. The connector of claim 1, wherein: the pin is a solid rod or a cylinder.

4. The plug according to any one of claims 1 to 3, wherein: still include and press the frame, frame type and both sides hack lever butt wiring groove both sides's needle frame face transversely set up branch in middle frame inslot to branch supports the fashioned arc body of shell fragment buckling and the expansion end of shell fragment around branch downwardly extending butt wiring groove diapire.

5. Connect type shell fragment crimping formula plug connector soon, including needle frame, shell fragment, its characterized in that: all set up the wiring groove towards two directions on the needle frame, the boundary that the head end portion notch of wiring groove extended to the face of locating is for supplying the wire rod to insert, and shell fragment one end is fixed, and the other end makes the shell fragment buckle for expansion end and butt cell wall and is arc and convex arc face towards the tip notch, and the wire rod inserts from the tip notch, under the pressure effect of buckling to the fixed wire rod of shell fragment expansion end and cell wall cooperation.

6. The connector of claim 5, wherein: one end of the elastic sheet is fixed at the tail end of the wiring groove, and the other end of the elastic sheet is abutted against the groove wall at the notch of the head end.

7. The plug according to any one of claims 5 to 6, wherein: still include and press the frame, frame type and both sides hack lever butt wiring groove both sides's needle frame face transversely set up branch in middle frame inslot to branch supports the fashioned arc body of shell fragment buckling and the expansion end of shell fragment around branch downwardly extending butt wiring groove diapire.