Multi-contact terminal in puncture type connection

Abstract

The utility model relates to the technical field of wiring terminals, and provides a multi-contact terminal in puncture type connection, which comprises a cable mounting shell and a plurality of wire pressing grooves arranged at the upper end of the cable mounting shell, one side wall of each wire pressing groove is fixedly connected with a puncture plate, a wire pressing block is arranged in each wire pressing groove, the upper end of each wire pressing block is fixedly connected with a connecting plate, and the connecting plate is fixedly connected with the puncture plate. The upper end of the connecting plate is fixedly connected with an inlet wire pressing plate; wire pressing bolts are arranged at the four corners of the upper end of the inlet wire pressing plate, penetrate through the lower end of the inlet wire pressing plate in a threaded mode and are inserted into the cable mounting shell in a threaded mode, after a cable is inserted into the wire pressing groove, the wire pressing bolts can drive the inlet wire pressing plate to move downwards, and the wire pressing plate is pressed downwards through a wire pressing block and a connecting plate and is matched with a barbed plate. After the cable is located on the wire pressing groove, the skin of the cable can be broken through the skin pricking plate, and meanwhile, the effect of increasing the separation distance of the cable skin can be achieved, so that the contact effect and the contact area of the cable and a contact point are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of wiring terminal especially is involved in the multi -contact terminal of puncture formula connection. BACKGROUND

[0002] The puncture formula multi -contact terminal is a kind of special electrical connection device, its core feature is to be punctured by puncture blade, to realize the transmission of electric current;

[0003] When cable is connected with puncture formula multi -contact terminal, after being punctured by puncture blade, contact point is contacted with cable, to realize the transmission of electric current, but after the cable of some punctured cable skin is punctured by the puncture blade of the prior art, the separation distance of the cable skin is small, the contact area of copper wire and contact point is small, and the transmission of electric current is not stable enough. UTILITY MODEL CONTENTS

[0004] According to the deficiencies existing in the prior art, the utility model provides a multi -contact terminal of puncture formula connection, which can puncture cable skin and press cable skin at the same time, so that the opening of the punctured cable skin is enlarged, and the transmission stability is improved.

[0005] The above technical purpose of the utility model is realized by the following technical scheme:

[0006] The multi -contact terminal of puncture formula connection includes cable installation shell and the pressure wire groove of being set on its upper end, the side wall of pressure wire groove is all fixedly connected with skin puncture plate, pressure wire block is all arranged in pressure wire groove, and the upper end of pressure wire block is fixedly connected with connecting plate, the upper end of connecting plate is fixedly connected with incoming line pressure wire plate;

[0007] The upper end of incoming line pressure wire plate is provided with pressure wire bolt at four corners, and the pressure wire bolt is screwed through the lower end of incoming line pressure wire plate and is screwed into cable installation shell.

[0008] In a preferred example, the utility model can be further configured as: the side close to the skin puncture plate of the pressure wire block is provided with a plurality of side contact grooves, and the bottom wall of the pressure wire block and the pressure wire groove is provided with a plurality of bottom contact grooves.

[0009] In a preferred example, the utility model can be further configured as: the upper end of the cable installation shell is provided with a plurality of spring grooves, and the inner bottom wall of the spring groove is fixedly connected with connecting spring, and the connecting spring is fixed to the lower end of the incoming line pressure wire plate.

[0010] In a preferred example, the utility model can be further configured as: the connecting spring is provided with telescopic rod, and the telescopic rod is fixedly connected between the inner bottom wall of spring groove and the lower end of incoming line pressure wire plate.

[0011] The utility model discloses a further configuration in a preferable example can be: the upper end of cable installation shell is provided with cable pay -off groove, the circumferential inner wall of cable pay -off groove is provided with a plurality of antiskid groove.

[0012] The utility model discloses a further configuration in a preferable example can be: the side fixed connection of incoming line wire pressing plate has a plurality of arc pressing plate, the circumferential side upper portion of arc pressing plate is fixedly connected with T -block, and T -block is fixed with the side of incoming line wire pressing plate.

[0013] The utility model discloses a further configuration in a preferable example can be: the upper end of cable installation shell is fixedly connected with a plurality of side protection plate, and side protection plate distributes in both sides of each arc pressing plate.

[0014] Summarized above, the utility model discloses at least one beneficial technical effect:

[0015] 1. be provided with cable installation shell, incoming line wire pressing plate, wire pressing bolt, wire pressing groove, connecting plate and wire pressing block, after cable is inserted into wire pressing groove, wire pressing bolt can drive incoming line wire pressing plate to be downward, through wire pressing block and connecting plate press down, and the cooperation of skin plate, can be after cable is located on wire pressing groove, can break open the skin of cable through skin plate, can also play the role of increasing cable skin separation distance simultaneously, thereby improving the contact effect and contact area of cable and contact point.

[0016] 2. be provided with spring groove, connecting spring and incoming line wire pressing plate, when installing cable, pull up incoming line wire pressing plate, connecting spring can make that incoming line wire pressing plate is connected with cable installation shell, also can not hinder incoming line wire pressing plate and move upward, facilitate after placing cable, wire pressing block can press down cable. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the perspective view of the embodiment;

[0018] Figure 2 It is the perspective view of the embodiment;

[0019] Figure 3 It is the enlarged view of A in the embodiment Figure 2

[0020] In the drawing, 1, cable installation shell;2, incoming line wire pressing plate;3, T -block;4, wire pressing bolt;5, arc pressing plate;6, cable pay -off groove;7, antiskid groove;8, skin plate;9, wire pressing block;10, bottom contact groove;11, connecting plate;12, wire pressing groove;13, spring groove;14, connecting spring;15, telescopic rod;16, side contact groove;17, side protection plate. DETAILED DESCRIPTION

[0021] ​The utility model discloses a further detailed description is made below in connection with the drawings.

[0022] Embodiment:

[0023] Referring to Figures 1-3 The utility model discloses a puncture formula connected multi -contact terminal, including cable installation shell 1 and the opening in its upper end a plurality of press line groove 12, the side wall of press line groove 12 all are fixedly connected with the skin plate 8 of puncture, all be provided with press line block 9 in press line groove 12, and the upper end of press line block 9 is fixedly connected with connecting plate 11, the upper end of connecting plate 11 is fixedly connected with the wire entry press line plate 2 of entering line;

[0024] The upper end four corners of wire entry press line plate 2 all are provided with press line bolt 4, and press line bolt 4 is screwed through the lower end of wire entry press line plate 2 and is screwed into cable installation shell 1.

[0025] In this embodiment, referring to Figure 2 When installing the cable, pull the wire entry press line plate 2 upwards, the wire entry press line plate 2 drives the connecting plate 11 and the press line block 9 to move upwards, place the cable above the press line groove 12, rotate the press line bolt 4, the press line bolt 4 can drive the wire entry press line plate 2 downwards, the wire entry press line plate 2 drives the connecting plate 11 and the press line block 9 to move downwards, in the process of the press line block 9 pressing the cable downwards, the skin of the cable can be broken by the skin plate 8, and the broken skin is driven downwards by the press line block 9, so that the separated cable skin is separated by a larger distance or even falls off, thereby improving the contact effect and contact area of the cable and the contact point.

[0026] Further, please refer to Figure 3 The side of the press line block 9 close to the skin plate 8 is provided with a plurality of side contact grooves 16, and the bottom wall of the press line groove 12 is provided with a plurality of bottom contact grooves 10.

[0027] In this embodiment, observe Figure 3 In the process of the press line block 9 and the press line groove 12 being attached, the copper wire is clamped between the press line groove 12 and the skin plate 8, the longer copper wire is pressed between the press line block 9 and the press line groove 12, and the bottom contact grooves 10 and the side contact grooves 16 can improve the contact surface of the cable copper wire and the contact point; the skin plate 8 is provided with a contact point on one side and the inner bottom wall of the press line groove 12.

[0028] Further, please refer to Figure 2 The upper end of the cable installation shell 1 is provided with a plurality of spring grooves 13, and the inner bottom wall of the spring grooves 13 is fixedly connected with connecting springs 14, and the connecting springs 14 are fixed to the lower end of the wire entry press line plate 2.

[0029] In this embodiment, observe Figure 2The installation position of the connecting spring 14 is in the middle of the transverse direction of the incoming line pressure block 2. When the cable is installed, the incoming line pressure block 2 is pulled upward, the connecting spring 14 can connect the incoming line pressure block 2 with the cable installation shell 1, and will not be separated from the cable installation shell 1, and will not hinder the upward movement of the incoming line pressure block 2, and the cable can be conveniently placed, and the pressure block 9 can press the cable downward.

[0030] Further, please refer to Figure 2 , the connecting spring 14 is provided with a telescopic rod 15, which is fixedly connected between the bottom wall of the spring groove 13 and the lower end of the incoming line pressure block 2.

[0031] In this embodiment, referring to the installation position of the telescopic rod 15 in Figure 2 , the telescopic rod 15 is arranged in the connecting spring 14, which can prevent the connecting spring 14 from being stretched or bent when it is elastically recovered, thereby improving the stability of the movement of the incoming line pressure block 2.

[0032] Further, please refer to Figure 1 , the upper end of the cable installation shell 1 is provided with a cable unwinding groove 6, and the circumferential inner wall of the cable unwinding groove 6 is provided with a plurality of anti-skid grooves 7.

[0033] In this embodiment, when the cable is connected with the cable installation shell 1, the cable unwinding groove 6 is arranged at the longitudinal center axis of the pressure groove 12, and after the cable is placed in the cable unwinding groove 6, the anti-skid grooves 7 can increase the friction between the cable and the cable unwinding groove 6, and can prevent the cable from sliding.

[0034] Further, please refer to Figure 1 , the side of the incoming line pressure block 2 is fixedly connected with a plurality of arc-shaped pressure plates 5, the circumferential side upper portion of the arc-shaped pressure plate 5 is fixedly connected with a T-shaped block 3, and the T-shaped block 3 is fixed to the side of the incoming line pressure block 2.

[0035] In this embodiment, referring to the position of the arc-shaped pressure plate 5 in Figure 1 , the arc-shaped pressure plate 5 is directly above the cable unwinding groove 6, and when the incoming line pressure block 2 is pressed downward, the arc-shaped pressure plate 5 can press the upper portion of the cable.

[0036] Further, please refer to Figure 1 , the upper end of the cable installation shell 1 is fixedly connected with a plurality of side protection plates 17, and the side protection plates 17 are distributed on both sides of each arc-shaped pressure plate 5.

[0037] In this embodiment, referring to Figure 1The cable laying groove 6 is located in the middle of the two side guards 17 relative to the position of the side guards 17, and the side guards 17 can limit the position of the cable after the cable is installed, thereby improving the stability of the connection.

[0038] The implementation principle of the above embodiment is that when the cable is installed, the incoming line clamp plate 2 is pulled upward, the incoming line clamp plate 2 drives the connecting plate 11 and the wire pressing block 9 to move upward, the cable is placed above the wire pressing groove 12, the wire pressing bolt 4 is rotated, the wire pressing bolt 4 can drive the incoming line clamp plate 2 to move downward, the incoming line clamp plate 2 drives the connecting plate 11 and the wire pressing block 9 to move downward, in the process of the wire pressing block 9 pressing the cable downward, the cable sheath can be broken by the sheath breaking plate 8, and the broken sheath is driven by the wire pressing block 9 to move downward, so that the separated cable sheath is separated by a larger distance or even falls off, thereby improving the contact effect and contact area of the cable and the contact point.

[0039] The contents not described in detail in the specification belong to the prior art known to those skilled in the art.

[0040] The embodiments of the specific embodiment are preferred embodiments of the utility model, and do not limit the protection scope of the utility model, so that: equivalent changes made according to the structure, shape and principle of the utility model should be covered in the protection scope of the utility model.

Claims

1. A multi-contact terminal of the piercing type comprising a cable mounting housing (1) and a plurality of wire pressing grooves (12) formed in the upper end thereof, characterized in that: The side wall of the wire pressing groove (12) is fixedly connected with a skin pricking plate (8), the wire pressing groove (12) is provided with a wire pressing block (9), and the upper end of the wire pressing block (9) is fixedly connected with a connecting plate (11); the upper end of the connecting plate (11) is fixedly connected with an incoming wire pressing plate (2). The upper end of the incoming wire pressing plate (2) is provided with wire pressing bolts (4) at four corners, and the wire pressing bolts (4) are screwed through the lower end of the incoming wire pressing plate (2) and screwed into the cable mounting shell (1).

2. The pierce- and - go multi - contact terminal of claim 1, wherein: The side close to the skin pricking plate (8) of the wire pressing block (9) is provided with a plurality of edge side contact grooves (16), and the lower end of the wire pressing block (9) and the inner bottom wall of the wire pressing groove (12) are provided with a plurality of bottom contact grooves (10).

3. The pierce- and - go multi - contact terminal of claim 1 wherein: The upper end of the cable mounting shell (1) is provided with a plurality of spring grooves (13), and the inner bottom wall of the spring groove (13) is fixedly connected with a connecting spring (14), and the connecting spring (14) is fixed to the lower end of the incoming wire pressing plate (2).

4. The pierce- and - go multi - contact terminal of claim 3, wherein: The connecting spring (14) is provided with a telescopic rod (15), and the telescopic rod (15) is fixedly connected between the inner bottom wall of the spring groove (13) and the lower end of the incoming wire pressing plate (2).

5. The pierce- and - go multi - contact terminal of claim 1 wherein: The upper end of the cable mounting shell (1) is provided with a cable unwinding groove (6), and the circumferential inner wall of the cable unwinding groove (6) is provided with a plurality of anti-skid grooves (7).

6. The pierce- and - go multi - contact terminal of claim 1, wherein: One side of the incoming wire pressing plate (2) is fixedly connected with a plurality of arc-shaped pressing plates (5), the circumferential side upper part of the arc-shaped pressing plate (5) is fixedly connected with a T-shaped block (3), and the T-shaped block (3) is fixed to one side of the incoming wire pressing plate (2).

7. The pierce- and - go connection multi -contact terminal of claim 6, wherein: The upper end of the cable mounting shell (1) is fixedly connected with a plurality of edge side protection plates (17), and the edge side protection plates (17) are distributed on both sides of each arc-shaped pressing plate (5).

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