Internal locking type conductor wire plug

Abstract

The utility model discloses an internal locking type conductor wire plug, which comprises an insulating seat, a plurality of wire plugging holes which are arranged on the insulating seat side by side and are used for the insertion of conductor wires, spacers which are formed between two adjacent wire plugging holes, terminals which are fixed at the front ends of the conductor wires and are provided with slots and are positioned in the front ends of the wire plugging holes, and L-shaped steps which are arranged at the upper ends of the spacers, the left inner wall and the right inner wall of the insulating base are provided with positioning grooves, the positioning grooves and the L-shaped steps are arranged side by side, the positioning plate comprises a plurality of line-shaped inserting pieces arranged side by side, U-shaped holes formed between every two adjacent inserting pieces, positioning pieces arranged on the left side and the right side of the positioning plate, and barbs are arranged on the outer sides of the positioning pieces. Barb grooves matched with the barbs are formed in the positioning grooves, and the top of the insulating base is connected with a pressing plate through two vertical plates which are symmetrically arranged; the conductor wire plug is fastened with an electric appliance joint, the assembly and disassembly are convenient, the connection between the conductor wire and the plug is stable, and the conductor wire is not easy to pull out.

Description

Technical Field

[0001] The utility model relates to the technical field of conductive wires, in particular to an inner-locking conductive wire plug. Background Art

[0002] Conductive wires are also called wires or electrical connecting wires, etc. They generally include copper wires and an insulating layer wrapped around the outside of the copper wires. An electrical connecting wire group is a component that combines at least two conductive wires together. It is mainly used to conduct current, transmit electrical energy or signals, and can achieve quick connection between two electrical appliances.

[0003] In order to realize the electrical connection between two electrical appliances, some existing conductive wires adopt welding, that is, the two ends of the conductive wire are correspondingly welded and fixed to the circuits of the two electrical appliances, but the welding method has the disadvantages of cumbersome operation and inconvenient disassembly; some adopt plugging, that is, the two ends of the conductive wire are correspondingly plugged and fixed to the circuits of the two electrical appliances, which can realize detachable connection, but the connection between the conductive wire and the plug is not stable enough, the conductive wire is easy to loosen, and there is also the disadvantage of loosening and power failure between the two plugs, thereby affecting the normal operation of the electrical appliances and the circuits. Utility Model Content

[0004] In order to overcome at least one of the technical problems existing in the prior art, the utility model provides an internal locking conductive wire plug, which can fasten the conductive wire plug to the electrical connector and prevent it from getting loose, and is easy to load and unload. The conductive wire and the plug are firmly connected, and the conductive wire is not easy to be pulled out, thereby ensuring stable operation of the circuit.

[0005] The terminal block is a plug that is configured to engage the first and second terminals of the present invention and to engage with the first terminal block in a manner that is compatible with the present invention.

[0006] In some embodiments, a T-shaped reinforcing rib is provided on the top of the pressing plate, a pressing gap is formed between the pressing plate and the insulating seat, and a triangular clamping platform is provided along the length direction of the pressing plate.

[0007] In some embodiments, the barb disposed on the outer side of the positioning piece and the triangular clamping platform disposed on the front end of the bottom of the pressing plate are both right triangles.

[0008] In some embodiments, the insulating seat, the positioning plate and the pressing plate are all injection-molded from insulating plastic, and the insulating plastic is polyvinyl chloride, polyethylene or cross-linked polyethylene.

[0009] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0011] Figure 1 It is a schematic diagram of the connection structure of the present application and the conductive wire;

[0012] Figure 2 It is a schematic diagram of the split structure of the present application and the conductive wire;

[0013] Figure 3 is a schematic diagram of the top view of the positioning plate of the present application;

[0014] Figure 4 It is a schematic diagram of the side cross-sectional structure of the present application;

[0015] Figure 5 It is a rear view structural diagram of the present application;

[0016] Figure 6 yes Figure 5 Schematic diagram of the structure after removing the positioning plate.

[0017] Reference numerals:

[0018] Insulating seat 1, conductive wire 2, wire insertion hole 3, spacer 4, L-shaped step 400, terminal with slot 5, slot 500, positioning slot 6, barb slot 600;

[0019] Positioning plate 7, plug-in piece 700, U-shaped hole 701, positioning piece 702, barb 703,

[0020] Pressing plate 8, triangular clamping table 800, bevel 800a, straight edge 800b, T-shaped reinforcing rib

[0021] 801, pressing gap 802, vertical plate 9. DETAILED DESCRIPTION

[0022] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0023] In the description of the present invention, it should be understood that descriptions involving orientation, such as the orientations or positional relationships indicated by terms such as "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside", etc., are based on the orientations or positional relationships shown in the accompanying drawings and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0024] In the description of the present utility model, "several" means one or more, "more" means more than two, "greater than", "less than", "exceed" etc. are understood to exclude the number itself, and "above", "below", "within" etc. are understood to include the number itself. If there is a description of "first" or "second", it is only used for the purpose of distinguishing the technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0025] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0026] Reference Figure 1-Figure 6, an inner locking conductive wire plug, comprising an insulating seat 1, a plurality of wire insertion holes 3 for inserting conductive wires 2 arranged side by side on the insulating seat 1, and an insulating spacer 4 formed between two adjacent wire insertion holes 3, wherein the wire insertion holes 3 are through holes, and the front end diameter of the wire insertion holes 3 is smaller than the rear end diameter, and the conductive wire 2 is inserted and fixed from the rear end of the wire insertion holes 3, and a terminal 5 with a slot fixed at the front end of the conductive wire 2 is located in the front end of the wire insertion hole 3, and each plug pin of the electrical connector is correspondingly inserted into the slot 500 at the front end of each terminal from the front end, so that the plug pin is electrically connected to the terminal, and an L-shaped step 400 is provided at the upper end of each spacer 4, and an L-shaped step 400 is provided at the left and right sides of the insulating seat 1. A positioning groove 6 is provided on the inner wall, and the positioning groove 6 is arranged side by side with each L-shaped step 400, and also includes a positioning plate 7, the positioning plate 7 includes a plurality of I-shaped plug-in pieces 700 arranged side by side, a U-shaped hole 701 formed between two adjacent plug-in pieces 700, positioning pieces 702 arranged on the left and right sides of the positioning plate 7, a barb 703 is provided on the outer side of the positioning piece 702, a barb groove 600 matching the barb 703 is provided in the positioning groove 6, a pressing plate 8 is connected to the top of the insulating seat 1 through two symmetrically arranged vertical plates 9, and a triangular card table 800 is provided at the front end of the bottom of the pressing plate 8.

[0027] When in use, the two ends of the plurality of conductive wires 2 are correspondingly inserted into the wire insertion holes 3 of the two insulating seats 1 from the rear end, and the slot terminals 5 are fastened to the front ends of the wire insertion holes 3, and then the positioning plate 7 is inserted into the insulating seat 1, and the plug-in pieces 700 on the positioning plate 7 are correspondingly inserted into the upper ends of the wire insertion holes 3 on the insulating seat 1, and the two are in close contact; the U-shaped holes 701 on the positioning plate 7 are correspondingly stuck on the L-shaped steps 400 on the insulating seat 1, and the two are in close contact, and the L-shaped steps 400 can limit the maximum insertion depth of the positioning plate 7; the two positioning pieces 702 located on the left and right sides of the positioning plate 7 are correspondingly inserted into the two positioning grooves 6 on the left and right inner walls of the insulating seat 1, and the barbs 703 on the positioning pieces 702 slide into the barb grooves 600 in the positioning grooves 6 to limit the position, like the barbs on a fishhook to prevent falling off, and the positioning plate 7 presses the rear ends of the slot terminals 5 tightly, thereby preventing the positioning plate 7 and the conductive wires 2 from loosening from the insulating seat 1. The present application can fasten the conductive wire 2 plug to the electrical connector and prevent it from getting loose, and facilitates assembly and disassembly. The conductive wire 2 and the plug are firmly connected, and the conductive wire 2 is not easily pulled out, thereby ensuring stable operation of the circuit.

[0028] In some embodiments, a T-shaped reinforcement rib 801 is arranged in the center of the top of the pressing plate 8 to prevent the pressing plate 8 from being broken under a large external force. A pressing gap 802 is formed between the pressing plate 8 and the insulating seat 1, so that the front end of the pressing plate 8 can swing up and down under the pressure of external force, which is convenient for the conductive wire 2 plug to be connected or separated from the electrical connector. The triangular clamping platform 800 is horizontally arranged along the length direction of the pressing plate 8 to facilitate the connection or separation of the triangular clamping platform 800 with the groove on the electrical connector.

[0029] In some embodiments, the barb 703 disposed on the outside of the positioning piece 702 and the triangular clamping platform 800 disposed on the front end of the bottom of the pressing plate 8 are both right triangles, whose hypotenuse 800a is used for guiding sliding in, and whose straight side 800b is used for limiting and fixing.

[0030] In some embodiments, the insulating seat 1, the positioning plate 7 and the pressing plate 8 are all integrally injection molded from insulating plastic, and the insulating plastic is polyvinyl chloride, polyethylene or cross-linked polyethylene; the above materials have stable performance and are not easily corroded by acid or alkali, are relatively resistant to heat, and have good flame retardancy and insulation properties.

[0031] The technical features of the above-mentioned embodiments can be combined arbitrarily. In order to make the description concise, not all possible combinations of the technical features in the above-mentioned embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification. Although the embodiments of the utility model have been shown and described, ordinary technicians in this field can understand that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and purpose of the utility model. The scope of the utility model is defined by the claims and their equivalents.

Claims

1. An inner locking conductive wire plug, comprising an insulating seat, a plurality of wire insertion holes arranged side by side on the insulating seat for inserting conductive wires, and a spacer formed between two adjacent wire insertion holes, wherein the wire insertion holes are through holes, the front end diameter of the wire insertion holes is smaller than the rear end diameter, the conductive wire is inserted and fixed from the rear end of the wire insertion holes, and the slotted terminal fixed at the front end of the conductive wire is located inside the front end of the wire insertion holes, and is characterized in that: An L-shaped step is provided at the upper end of each spacer, and positioning grooves are provided on the left and right inner walls of the insulating seat. The positioning grooves are arranged side by side with the L-shaped steps. The positioning plate also includes a positioning plate, which includes a plurality of I-shaped plug-in pieces arranged side by side, a U-shaped hole formed between two adjacent plug-in pieces, positioning pieces arranged on the left and right sides of the positioning plate, a barb is provided on the outer side of the positioning piece, and a barb groove matching the barb is provided in the positioning groove. A pressing plate is connected to the top of the insulating seat through two symmetrically arranged vertical plates, and a triangular clamping platform is provided at the front end of the bottom of the pressing plate.

2. The inner locking conductive wire plug according to claim 1, characterized in that: A T-shaped reinforcing rib is arranged on the top of the pressing plate, a pressing gap is formed between the pressing plate and the insulating seat, and a triangular clamping platform is arranged along the length direction of the pressing plate.

3. The inner locking conductive wire plug according to claim 1 or 2, characterized in that: The barb arranged on the outer side of the positioning piece and the triangular clamping platform arranged on the front end of the bottom of the pressing plate are both right triangles.

4. The inner locking conductive wire plug according to claim 3, characterized in that: The insulating seat, the positioning plate and the pressing plate are all injection-molded by insulating plastics, and the insulating plastics are polyvinyl chloride, polyethylene or cross-linked polyethylene.

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