Quick-plug wiring terminal

Abstract

The invention discloses a quick-plug wiring terminal which is characterized by comprising an insulating connecting seat, the insulating connecting seat is provided with a connecting cavity with an opening in the front end, an electric connection contact piece set is arranged in the connecting cavity, an electric connection wire is arranged on the insulating connecting seat, and one end of the electric connection wire is electrically connected with the electric connection contact piece set. The other end of the electric connecting wire extends out of the insulating connecting seat; the electric connection contact piece group comprises an upper connection contact piece and a lower connection contact piece, the upper connection contact piece and the lower connection contact piece are arranged at an interval up and down, and a connection slot of which the front part and the two side parts are opened is formed between the upper connection contact piece and the lower connection contact piece. The electric connector has the advantages that the structure is simple, and the electric connector is convenient and quick to mount and dismount on the basis of ensuring that electric connection can be stably realized.

Description

Technical Field

[0001] The invention relates to a wiring terminal, in particular to a quick-plug wiring terminal. Background Art

[0002] At present, the electrical connection between electrically connected components, such as the electrical connection between the light source board and the driving power supply in the lamp, is conventionally achieved by welding electrical connection wires, that is, the points that need to be electrically connected to each other (such as the positive pole of the driving power supply on the lamp and the positive pole of the light source board, and the negative pole of the driving power supply and the negative pole of the light source board) are connected by welding at both ends of the electrical connection wire. The welding fixing method has a firm connection and good connection reliability, but when one of the components, such as the light source board, fails and needs to be removed for repair or replacement, there is a problem of inconvenient disassembly, which requires the use of corresponding equipment, and the disassembly and assembly efficiency is also low. Therefore, how to achieve rapid electrical connection installation and convenient and quick disassembly between the corresponding electrically connected components has become an urgent problem to be solved. Summary of the invention

[0003] The technical problem to be solved by the present invention is to provide a quick-plug terminal block with a simple structure and convenient assembly and disassembly, which can realize convenient and rapid electrical connection and installation between two electrical connection components.

[0004] The technical solution adopted by the present invention to solve the above technical problems is: A quick-plug terminal comprises an insulating connection seat, the insulating connection seat has a connection cavity with a front end opening, an electrical connection contact piece group is arranged in the connection cavity, an electrical connection wire is arranged on the insulating connection seat, one end of the electrical connection wire is electrically connected to the electrical connection contact piece group, and the other end of the electrical connection wire extends out of the insulating connection seat; the electrical connection contact piece group comprises an upper connection contact piece and a lower connection contact piece, the upper connection contact piece and the lower connection contact piece are arranged at an interval up and down, and a connection slot with both front and side openings is formed between the two.

[0005] The electrical connection contact piece group includes a positive electrical connection contact piece group and a negative electrical connection contact piece group arranged at intervals in the connection cavity, and the electrical connection wire includes a positive electrical connection wire and a negative electrical connection wire, one end of the positive electrical connection wire is electrically connected to the positive electrical connection contact piece group, and the other end of the positive electrical connection wire is extended and arranged outside the insulating connection seat, one end of the negative electrical connection wire is electrically connected to the negative electrical connection contact piece group, and the other end of the negative electrical connection wire is extended and arranged outside the insulating connection seat.

[0006] The positive electrode electrical connection contact sheet group includes a positive electrode upper connection contact sheet and a positive electrode lower connection contact sheet, wherein the positive electrode upper connection contact sheet and the positive electrode lower connection contact sheet are arranged at an interval up and down and a positive electrode connection slot with openings at the front and both sides is formed between the two; The negative electrode electrical connection contact piece group includes a negative electrode upper connection contact piece and a negative electrode lower connection contact piece, the negative electrode upper connection contact piece and the negative electrode lower connection contact piece are arranged vertically and spaced apart from each other and a negative electrode connection slot with openings at the front and both sides is formed therebetween.

[0007] A vertical insulating baffle is arranged in the connection cavity, and the insulating baffle separates the connection cavity into a positive connection chamber and a negative connection chamber which are independent of each other. The positive electrical connection contact piece group is arranged in the positive connection chamber, and the negative electrical connection contact piece group is arranged in the negative connection chamber.

[0008] An elastic anti-slip clamp arm is respectively arranged on both sides of the insulating connection seat, and the elastic anti-slip clamp arm is connected to the side of the insulating connection seat through a connecting wall. The connecting wall separates the elastic anti-slip clamp arm into a buckle-in installation part and a release operation part. An anti-slip positioning convex buckle is raised on the inner end surface of the buckle-in installation part, and the two side openings of the connecting cavity are respectively arranged on the outer side of a side opening of the connecting cavity.

[0009] The insulating connection seat is provided with a positive electrical connection socket and a negative electrical connection socket, the positive electrical connection socket is connected to the positive connection chamber, and the negative electrical connection socket is connected to the negative connection chamber; one end of the positive electrical connection wire extends from the positive electrical connection socket to be set in the positive connection chamber and is electrically connected to the positive electrical connection contact sheet group set in the positive connection chamber; one end of the negative electrical connection wire extends from the negative electrical connection socket to be set in the negative connection chamber and is electrically connected to the negative electrical connection contact sheet group set in the negative connection chamber.

[0010] The upper connecting contact piece includes a horizontally arranged upper connecting portion, one end of which is fixedly arranged in the connecting cavity, the other end of which is vertically bent downward to form an upper bending portion, and the upper bending portion is bent inward to form a horizontal upper contact portion; the lower connecting contact piece includes a horizontally arranged lower connecting portion, one end of which is fixedly arranged in the connecting cavity, the other end of which is vertically bent upward to form a lower bending portion, and the upper bending portion is bent inward to form a horizontal lower contact portion; the connecting slot is formed between the upper contact portion and the lower contact portion.

[0011] The upper contact portion is connected to the upper bending portion via an upper inclined portion, and the lower contact portion is connected to the lower bending portion via a lower inclined portion. The upper inclined portion and the lower inclined portion are arranged in mirror symmetry and a guide groove is formed between the two with the opening gradually decreasing from the outside to the inside.

[0012] Compared with the prior art, the advantages of the present invention are: simple structure, electrical connection contacts respectively used to cooperate with the electrical connection contact sheet group are arranged on the relevant components adapted for electrical connection, the part with the electrical connection contact on the relevant component is inserted into the connection cavity, so that the corresponding electrical connection contact is in contact with the corresponding electrical connection contact sheet group, thereby realizing the corresponding electrical connection with one of the corresponding components, and on the basis of ensuring that the electrical connection can be stably realized, installation and disassembly are relatively convenient and fast. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention; Figure 2 It is a schematic diagram of a part of the structure of the present invention connected with component A; Figure 3 It is a schematic diagram of the partial exploded structure of the present invention connected with component A; Figure 4 It is a schematic diagram of the cross-sectional structure of the present invention. DETAILED DESCRIPTION

[0014] The present invention is further described in detail below with reference to the accompanying drawings.

[0015] As shown in the figure, a quick-plug terminal comprises an insulating connection seat 1, the insulating connection seat 1 has a connection cavity 2 with a front end opening, an electrical connection contact piece group is arranged in the connection cavity 2, an electrical connection wire (not installed in the figure) is arranged on the insulating connection seat 1, one end of the electrical connection wire is electrically connected to the electrical connection contact piece group, and the other end of the electrical connection wire extends out of the insulating connection seat; the electrical connection contact piece group comprises an upper connection contact piece and a lower connection contact piece, the upper connection contact piece and the lower connection contact piece are arranged at intervals up and down and a connection slot with openings at the front and both sides is formed between the two.

[0016] In this specific embodiment, the electrical connection contact piece group includes a positive electrical connection contact piece group 3 and a negative electrical connection contact piece group 4 which are arranged in a connection cavity 2 at intervals, and the electrical connection wire includes a positive electrical connection wire and a negative electrical connection wire, one end of the positive electrical connection wire is electrically connected to the positive electrical connection contact piece group 3, and the other end of the positive electrical connection wire is extended and arranged outside the insulating connection seat 1, one end of the negative electrical connection wire is electrically connected to the negative electrical connection contact piece group 4, and the other end of the negative electrical connection wire is extended and arranged outside the insulating connection seat 1.

[0017] The positive electrode electrical connection contact sheet group 3 includes a positive electrode upper connection contact sheet 31 and a positive electrode lower connection contact sheet 32. The positive electrode upper connection contact sheet 31 and the positive electrode lower connection contact sheet 32 ​​are arranged vertically and spaced apart from each other, and a positive electrode connection slot 33 with openings at the front and both sides is formed therebetween. The negative electrode electrical connection contact piece group 4 includes a negative electrode upper connection contact piece 41 and a negative electrode lower connection contact piece 42. The negative electrode upper connection contact piece 41 and the negative electrode lower connection contact piece 42 are arranged vertically and spaced apart from each other and form a negative electrode connection slot 43 with both front and side openings therebetween.

[0018] When in use, the positive and negative electrical connection wires are basically welded to the corresponding positive and negative electrodes of one of the components (such as the driving power supply applied to the lamp), so that the terminal block serves as a fixed accessory of the component, and another component A (such as the light source board applied to the lamp) is plugged and installed with the terminal block, and the other component A is correspondingly provided with a connecting portion A1 for plugging and installing into the connecting cavity 2, and the connecting portion A1 is correspondingly provided with a positive electrical connection contact A11 and a negative electrical connection contact A12, and is inserted and installed into the connecting cavity 2 through the connecting portion A1. The portion of the connection portion A1 on which the positive electrode electrical connection contact A11 is provided is inserted into the positive electrode connection slot 33, and is clamped by the positive electrode upper connection contact sheet 31 and the positive electrode lower connection contact sheet 32, and the positive electrode electrical connection contact A11 is in contact with the positive electrode electrical connection contact sheet group 3. Similarly, the portion of the connection portion A1 on which the negative electrode electrical connection contact A12 is provided is inserted into the negative electrode connection slot 43, and is clamped by the negative electrode upper connection contact sheet 41 and the negative electrode lower connection contact sheet 42, and the negative electrode electrical connection contact A12 is in contact with the negative electrode electrical connection contact sheet group 4.

[0019] In this specific embodiment, in order to increase the creepage distance and make the overall use safer, a vertical insulating baffle 21 is arranged in the connection chamber 2, and the connection chamber 2 is separated into a mutually independent positive connection chamber 201 and a negative connection chamber 202 by the insulating baffle 21, wherein the positive electrical connection contact sheet group 3 is arranged in the positive connection chamber 201, and the negative electrical connection contact sheet group 4 is arranged in the negative connection chamber 202. In order to cooperate with the connection, in specific applications, an installation slot A2 for realizing the embedded installation of an insulating baffle 21 is provided at the corresponding position of the connecting part A1 on the component A that is adapted for plug-in installation (such as the light source panel on the lamp) for electrical connection with the quick-plug terminal. The installation slot A2 separates the connecting part A1 into a positive connection part and a negative connection part, wherein the positive connection part is provided with a positive electrical connection contact A11, and the negative connection part is provided with a negative connection contact. After the installation is completed, the insulating baffle 21 is embedded in the installation slot A2, the positive connection part A1 is extended and installed in the positive connection chamber 201, and the positive electrical connection contact A11 is in contact with the positive electrical connection contact sheet group 3 to realize electrical connection, and the negative connection part A1 is extended and installed in the negative connection chamber 202, and the negative electrical connection contact A12 is in contact with the negative electrical connection contact sheet group 4 to realize electrical connection.

[0020] In this specific embodiment, in specific applications, in order to achieve stable connection and installation with a compatible plug-in installed component A (such as a light source board on a lamp), an elastic anti-slip clamp arm 7 is respectively provided on both sides of the insulating connection seat 1, and the elastic anti-slip clamp arm 7 is connected to the side of the insulating connection seat 1 through a connecting wall 71, and the elastic anti-slip clamp arm 7 is separated into a snap-in installation portion 701 and a release operation portion 702 by the connecting wall 71, and an anti-slip positioning protrusion 703 is protruded on the inner end surface of the snap-in installation portion 701, and the two side openings of the connecting cavity 2, and an anti-slip positioning protrusion 703 is correspondingly provided on the outer side of a side opening of a connecting cavity 2. In order to match the connection, the side of the connection part A1 on the matching plug-in installation component A for electrical connection with the quick plug terminal is provided with a corresponding anti-slip positioning groove A3 for embedding and installing the anti-slip positioning convex buckle 703. After the connection, in the unstressed state, the anti-slip positioning convex buckle 703 is embedded in the corresponding anti-slip positioning groove A3. When force is applied to the release operation part 702, the connection between the connection wall 71 and the elastic anti-slip clamp arm 7 is used as a fulcrum to drive the buckled installation part 701 to pop outward, driving the anti-slip positioning convex block to disengage from the corresponding anti-slip positioning groove A3. The connection between the connection wall 71 and the elastic anti-slip clamp arm 7 forms a fulcrum. When force is applied to the release operation part 702, the buckled installation part 701 can be driven to pop outward, and the anti-slip positioning convex block can be disengaged from the anti-slip positioning groove A3.

[0021] In this specific embodiment, a positive electrode electrical connection socket 11 and a negative electrode electrical connection socket 12 are provided on the insulating connection seat 1, the positive electrode electrical connection socket 11 is connected to the positive electrode connection chamber 201, and the negative electrode electrical connection socket 12 is connected to the negative electrode connection chamber 202; one end of the positive electrode electrical connection wire extends from the positive electrode electrical connection socket 11 into the positive electrode connection chamber 201 and is electrically connected to the positive electrode electrical connection contact sheet group 3 provided in the positive electrode connection chamber 201; one end of the negative electrode electrical connection wire extends from the negative electrode electrical connection socket 12 into the negative electrode connection chamber 202 and is electrically connected to the negative electrode electrical connection contact sheet group 4 provided in the negative electrode connection chamber 202.

[0022] In this specific embodiment, the positive electrode upper connecting contact piece 31 includes a horizontally arranged positive electrode upper connecting portion 311, one end of which is fixedly arranged in the connecting cavity 2, and the other end of the positive electrode upper connecting portion 311 is vertically bent downward to form a positive electrode upper bending portion 312, and the positive electrode upper bending portion 312 is bent inward to form a horizontal positive electrode upper contact portion 313; the positive electrode lower connecting contact piece 32 includes a horizontally arranged positive electrode lower connecting portion 321, one end of which is fixedly arranged in the connecting cavity 2, and the other end of the positive electrode lower connecting portion 321 is vertically bent upward to form a positive electrode lower bending portion 322, and the positive electrode lower bending portion 322 is bent inward to form a horizontal positive electrode lower contact portion 323; a positive electrode connecting slot 33 is formed between the positive electrode upper contact portion 313 and the positive electrode lower contact portion 323. One end of the upper contact portion and the lower contact portion are both free ends, which is convenient for forming elastic clamping and realizing stable electrical connection.

[0023] In this specific embodiment, the positive electrode upper contact portion 313 and the positive electrode upper bending portion 312 are connected via a positive electrode upper inclined portion 314, and the positive electrode lower contact portion 313 and the positive electrode lower bending portion 322 are connected via a positive electrode lower inclined portion 324. The positive electrode upper inclined portion 314 and the positive electrode lower inclined portion 324 are arranged in mirror symmetry and a guide groove 330 with a gradually smaller opening from the outside to the inside is formed between the two, so as to facilitate the introduction and insertion of the connection portion A1.

[0024] In this specific embodiment, the structure of the negative electrode electrical connection contact sheet group 4 is the same as the structure of the positive electrode electrical connection contact sheet group 3 described above.

Claims

1. A quick-plug terminal, characterized in that It comprises an insulating connection seat, the insulating connection seat has a connection cavity with a front end opening, an electrical connection contact piece group is arranged in the connection cavity, an electrical connection wire is arranged on the insulating connection seat, one end of the electrical connection wire is electrically connected to the electrical connection contact piece group, and the other end of the electrical connection wire extends out and is arranged outside the insulating connection seat; the electrical connection contact piece group comprises an upper connection contact piece and a lower connection contact piece, the upper connection contact piece and the lower connection contact piece are arranged at an interval up and down, and a connection slot with both front and side openings is formed between the two.

2. A quick-connect terminal as claimed in claim 1, characterized in that The electrical connection contact piece group includes a positive electrical connection contact piece group and a negative electrical connection contact piece group arranged at intervals in the connection cavity, and the electrical connection wire includes a positive electrical connection wire and a negative electrical connection wire, one end of the positive electrical connection wire is electrically connected to the positive electrical connection contact piece group, and the other end of the positive electrical connection wire is extended and arranged outside the insulating connection seat, one end of the negative electrical connection wire is electrically connected to the negative electrical connection contact piece group, and the other end of the negative electrical connection wire is extended and arranged outside the insulating connection seat.

3. A quick-connect terminal as claimed in claim 2, characterized in that A vertical insulating baffle is arranged in the connection cavity, and the insulating baffle separates the connection cavity into a positive connection chamber and a negative connection chamber which are independent of each other. The positive electrical connection contact piece group is arranged in the positive connection chamber, and the negative electrical connection contact piece group is arranged in the negative connection chamber.

4. A quick-connect terminal as claimed in claim 1, characterized in that An elastic anti-slip clamp arm is respectively arranged on both sides of the insulating connection seat, and the elastic anti-slip clamp arm is connected to the side of the insulating connection seat through a connecting wall. The connecting wall separates the elastic anti-slip clamp arm into a buckle-in installation part and a release operation part. An anti-slip positioning convex buckle is raised on the inner end surface of the buckle-in installation part, and the two side openings of the connecting cavity are respectively arranged on the outer side of a side opening of the connecting cavity.

5. A quick-connect terminal as claimed in claim 3, characterized in that The insulating connection seat is provided with a positive electrode electrical connection socket and a negative electrode electrical connection socket, the positive electrode electrical connection socket is connected to the positive electrode connection chamber, and the negative electrode electrical connection socket is connected to the negative electrode connection chamber; One end of the positive electrode electrical connection wire extends from the positive electrode electrical connection socket into the positive electrode connection chamber and is electrically connected to the positive electrode electrical connection contact sheet group arranged in the positive electrode connection chamber; one end of the negative electrode electrical connection wire extends from the negative electrode electrical connection socket into the negative electrode connection chamber and is electrically connected to the negative electrode electrical connection contact sheet group arranged in the negative electrode connection chamber.

6. A quick-connect terminal as claimed in claim 1, characterized in that The upper connecting contact piece includes a horizontally arranged upper connecting portion, one end of which is fixedly arranged in the connecting cavity, the other end of which is vertically bent downward to form an upper bending portion, and the upper bending portion is bent inward to form a horizontal upper contact portion; the lower connecting contact piece includes a horizontally arranged lower connecting portion, one end of which is fixedly arranged in the connecting cavity, the other end of which is vertically bent upward to form a lower bending portion, and the lower bending portion is bent inward to form a horizontal lower contact portion; the connecting slot is formed between the upper contact portion and the lower contact portion.

7. A quick-connect terminal as claimed in claim 6, characterized in that The upper contact portion is connected to the upper bending portion via an upper inclined portion, and the lower contact portion is connected to the lower bending portion via a lower inclined portion. The upper inclined portion and the lower inclined portion are arranged in mirror symmetry and a guide groove is formed between the two with the opening gradually decreasing from the outside to the inside.

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