True flag type connecting terminal

Abstract

The utility model discloses a real flag type connecting terminal, which comprises a wiring end and a plugging female end, the wiring end comprises a cable wrapping sheet used for wrapping a cable part and a cable core wrapping sheet used for wrapping a cable core part, and the plugging female end comprises a bottom plate and arc-shaped bent arms which are arranged on the left side and the right side of the bottom plate and are bent inwards. The wiring end is arranged on the side edge of the bottom plate, a slot is formed between the bottom plate and the arc-shaped bent arm, a gap is formed in the bottom plate in a punching mode, a lock catch elastic piece with one tilting end is integrally formed on the bottom plate, and the lock catch elastic piece is located above the gap. A U-shaped limiting groove is formed in the position, symmetrical to the cable wrapping piece, of the bottom plate, the two sides of the U-shaped limiting groove are each provided with a clamping hook used for clamping a cable, the two clamping hooks are arranged in a mirror image mode, and a U-shaped bending groove facilitating bending of the cable core wrapping piece is formed in the cable core wrapping piece. According to the structure, the cable clamping effect is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of connecting terminal, concretely to a true flag type connecting terminal. BACKGROUND

[0002] The wiring terminal is a kind of accessory product for realizing electrical connection, belongs to the category of connector in industry, is widely used in electronic and electrical field, such as ballast, transformer, switching power supply, instrument, IT communication, alarm device, elevator equipment, lighting, household appliance etc. With the higher and higher industrial automation degree and the more and more strict and accurate industrial requirement, higher requirement is proposed to the wiring flexibility, connection reliability and other performances of wiring terminal.

[0003] The flag type terminal is a commonly used wiring terminal, and the flag type terminal is divided into true flag type terminal and false flag type terminal, generally, the true flag type terminal has a hanging hook, and the false flag type terminal does not have a hanging hook;The flag type terminal is widely used in many products, including electric appliances, connectors, transformers, wires, cables, plugs, wire harnesses, lighting, motors, electronic instruments and the like, so the demand for products is very large.

[0004] The existing true flag type terminal generally includes a wiring terminal for pressing the core wire and a plug-in female end, when the cable is inserted into the wiring terminal in the use process, the cable is fixed by the wire core wrapping piece and the cable wrapping piece in the plug-in female end, but since the wire core wrapping piece and the cable wrapping piece are only single-sided and have hook-shaped structure, the cable is prone to be positioned insecurely and to fall off, so it needs to be improved. TECHNICAL CONTENT

[0005] The utility model aims at providing a true flag type connecting terminal to solve the problem that the existing true flag type terminal cannot effectively fix the cable and leads to the problem that the cable is easy to fall off.

[0006] To achieve the above object, the utility model provides the following technical scheme: a true flag type connecting terminal, including wiring terminal and plug-in female end, the wiring terminal includes cable wrapping piece for wrapping cable part and wire core wrapping piece for wrapping cable core part, the plug-in female end includes bottom plate and the arc-shaped bending arm that sets up in the left and right sides of bottom plate and bends inward, the wiring terminal is placed in the side of bottom plate, the bottom plate and arc-shaped bending arm form a slot, a slit is punched on the bottom plate, the bottom plate is integrally formed with the lock catch spring of one end that is raised, the lock catch spring is located above the slit, a U-shaped limit slot is arranged on the bottom plate relative to the symmetrical position of cable wrapping piece, one clamping hook for clamping cable is arranged on the two sides of U-shaped limit slot, two clamping hooks are mirror image arranged, U-shaped bending groove is arranged on the wire core wrapping piece for facilitating the bending of wire core wrapping piece.

[0007] As preferred, the position of the lock catch spring is limited to avoid over-pressing and resetting, and a lower limiting strip is arranged on both sides of the gap, and the upper surface of the lower limiting strip is in abutment with the lower surface of the lock catch spring after pressing.

[0008] As preferred, the strength of the overall bottom plate is improved, and an extension plate is arranged on both sides of the bottom plate, and a limiting arc-shaped notch is arranged on the side edge of the extension plate.

[0009] As preferred, the bottom plate is prevented from being deformed by bending, and a reinforcing rib is connected between the side edge of one end of the arc-shaped bending arm and the bottom plate, and the reinforcing rib is arranged perpendicularly to the bottom plate.

[0010] As preferred, the male terminal is clamped, and the overall strength of the entire connecting terminal is ensured, and a triangular lock protruding point is integrally formed above the lock catch spring, and a parallel pressing piece is formed by bending on the inner side edge of the arc-shaped bending arm, and an upper pressing strip extending along the length direction of the parallel pressing piece is arranged on the lower surface of the parallel pressing piece, and the upper pressing strip is matched with the upper surface of the lock catch spring.

[0011] As preferred, the height of the insertion slot is improved to facilitate the insertion of the male terminal later, and the height of the arc-shaped bending arm is 3.2±0.1mm.

[0012] As preferred, a supporting flange is arranged on the bottom plate relative to the port of the insertion slot away from the wiring terminal.

[0013] Compared with the prior art, the utility model has the advantages that the structure is provided with a clamping hook for clamping the cable on both sides of the U-shaped limiting groove, and the two clamping hooks further clamp the cable, avoid the cable from being moved randomly to affect the electrical connection later, and also avoid the problem that the cable is not firmly positioned and falls off. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a perspective view of a true flag type connecting terminal disclosed in embodiment 1;

[0015] Figure 2 It is a structure top view of a true flag type connecting terminal disclosed in embodiment 1;

[0016] Figure 3 It is Figure 2 It is a bottom view without a supporting flange;

[0017] Figure 4 It is Figure 3 It is an enlarged view of A in the figure.

[0018] In the figure: terminal 1, plug-in female end 2, cable wrapping piece 101, core wrapping piece 102, bottom plate 201, arc-shaped bending arm 202, insertion slot 203, lock catch elastic sheet 204, U-shaped limiting groove 3, clamping hook 4, U-shaped bending groove 5, lower limiting strip 6, extension plate 7, limiting arc-shaped notch 8, reinforcing rib 9, lock catch protruding point 10, parallel pressing piece 11, upper pressing strip 12, supporting flange 13. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below in combination with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0020] Embodiment 1

[0021] Please refer to Figures 1-4 The utility model provides a true flag type connecting terminal, including terminal 1 and plug-in female end 2, terminal 1 includes the cable wrapping piece 101 for wrapping cable part and the core wrapping piece 102 for wrapping cable core part, plug-in female end 2 includes bottom plate 201 and the arc-shaped bending arm 202 that sets up in the left and right sides of bottom plate 201 and bends inward, terminal 1 places in the side of bottom plate 201, the insertion slot 203 is formed between bottom plate 201 and arc-shaped bending arm 202, a slit (the specific position of slit sets in the conventional technology of the field, therefore does not make detailed description) is formed on bottom plate 201, the lock catch elastic sheet 204 that one end is raised is integrally formed on bottom plate 201, lock catch elastic sheet 204 is located above the slit, relative to the symmetrical position of cable wrapping piece 101 on bottom plate 201 is provided with a U-shaped limiting groove 3, the two sides of U-shaped limiting groove 3 are provided with a clamping hook 4 for clamping cable respectively, two clamping hooks 4 are mirror image setting, U-shaped bending groove 5 that facilitates core wrapping piece 102 bending is provided on core wrapping piece 102.

[0022] As preferred, the position of the lock catch elastic sheet 204 is limited to avoid over-pressing and resetting, a lower limiting strip 6 is arranged on both sides of the slit, and the upper surface of the lower limiting strip 6 is in contact with the lower surface of the lock catch elastic sheet 204.

[0023] The working principle of the structure is as follows: the structure is provided with a U-shaped limiting groove 3 on the bottom plate 201 relative to the position symmetrical to the cable wrapping sheet 101, so as to limit the outer side of the cable, and cooperate with the cable wrapping sheet 101 to effectively fix the cable in the later period. In order to increase the fixing effect of the cable, a clamping hook 4 for clamping the cable is arranged on the two sides of the U-shaped limiting groove 3, and the two clamping hooks 4 further clamp the cable, so as to avoid the influence of the later electrical connection caused by the random movement of the cable in the later period, and also avoid the problem of falling caused by the unstable positioning of the cable. Therefore, it is necessary to improve. In order to facilitate the bending of the wire core wrapping sheet 102 in the later period, a U-shaped bending groove 5 is arranged at the corresponding position of the wire core wrapping sheet 102, so that the wire core wrapping sheet 102 can be quickly bent in the later period, and the bent wire core wrapping sheet 102 can further clamp the wire core of the cable.

[0024] As preferred, the overall bottom plate strength is improved, and an extension plate 7 is arranged on the left and right sides of the bottom plate 201. A limiting arc-shaped notch 8 is arranged on the side edge of the extension plate 7. In this embodiment, the strength of the entire bottom plate 201 is improved by arranging the extension plate 7 on the left and right sides of the bottom plate 201, and the cable is clamped by arranging the limiting arc-shaped notch 8.

[0025] As preferred, the bottom plate bending deformation is avoided, and a reinforcing rib 9 is connected between one end of the arc-shaped bending arm 202 and the bottom plate 201. The reinforcing rib 9 is arranged perpendicular to the bottom plate 201. In this embodiment, the strength of the entire connecting terminal is finally improved by arranging the reinforcing rib 9, and the bottom plate bending deformation is avoided.

[0026] As preferred, the male terminal is clamped and the overall strength of the entire connecting terminal is ensured. A triangular lock protruding point 10 is integrally formed above the lock spring 204. A parallel pressing sheet 11 is formed on the inner side edge of the arc-shaped bending arm 202. An upper pressing strip 12 extending along the length direction of the parallel pressing sheet 11 is arranged on the lower surface of the parallel pressing sheet 11. The upper pressing strip 12 cooperates with the upper surface of the lock spring 204.

[0027] As preferred, in order to improve the overall height of the insertion slot 203, the height of the arc-shaped bending arm 202 is 3.2±0.1mm. In this embodiment, the height of the arc-shaped bending arm 202 is changed from the existing 3.0±0.1mm to the present 3.2±0.1mm, so that the height of the insertion slot 203 is increased, the space is finally increased, and the male terminal is conveniently inserted in the later period.

[0028] As preferred, the support flange 13 is arranged on the bottom plate 201 relative to the port at the end of the slot 203 away from the terminal 1, in this embodiment, the upper and lower sides of the male terminal are pressed by the support flange 13 and the upper pressing strip 12, and the male terminal is pressed by the locking elastic sheet 204, so that the stability of the connection between the male terminal and the female terminal 2 is ensured, and the connection effect is further enhanced.

[0029] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A true flag-type connector terminal, comprising a terminal block (1) and a female connector (2), wherein the terminal block (1) comprises a cable wrapping sheet (101) for wrapping the cable portion and a core wrapping sheet (102) for wrapping the cable core portion, and the female connector (2) comprises a base plate (201) and arc-shaped bent arms (202) disposed on the left and right sides of the base plate (201) and bent inward, wherein the terminal block (1) is placed on the side of the base plate (201), and a slot (203) is formed between the base plate (201) and the arc-shaped bent arms (202), wherein a slit is punched in the base plate (201), and a locking spring (204) with one end raised is integrally formed on the base plate (201), wherein the locking spring (204) is located above the slit, characterized in that: A U-shaped limiting groove (3) is provided on the base plate (201) at a position symmetrical to the cable wrapping sheet (101). A locking hook (4) for locking the cable is provided on each side of the U-shaped limiting groove (3). The two locking hooks (4) are mirror images of each other. A U-shaped bending groove (5) is provided on the core wrapping sheet (102) to facilitate bending of the core wrapping sheet (102).

2. The true flag-type connecting terminal according to claim 1, characterized in that: A lower limit strip (6) is provided on each side of the gap, and the upper surface of the lower limit strip (6) abuts against the lower surface of the locking spring (204) after being pressed down.

3. A true flag-type connecting terminal according to claim 2, characterized in that: An extension plate (7) is provided on both the left and right sides of the base plate (201), and a limiting arc-shaped notch (8) is provided on the side of the extension plate (7).

4. A true flag-type connecting terminal according to claim 3, characterized in that: A reinforcing rib (9) is connected between one end side of the arc-shaped arm (202) and the base plate (201), and the reinforcing rib (9) is set perpendicular to the base plate (201).

5. A true flag-type connecting terminal according to claim 4, characterized in that: A triangular latching protrusion (10) is integrally formed above the latching spring (204), and a parallel pressure plate (11) is bent into shape on the inner edge of the arc-shaped arm (202). An upper pressure strip (12) extending along the length direction of the parallel pressure plate (11) is provided on the lower surface of the parallel pressure plate (11), and the upper pressure strip (12) cooperates with the upper surface of the latching spring (204).

6. A true flag-type connecting terminal according to claim 5, characterized in that: The height of the curved arm (202) is 3.2±0.1mm.

7. A true flag-type connecting terminal according to claim 6, characterized in that: A support flange (13) is provided on the base plate (201) at the port located in the slot (203) away from the terminal (1).

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