Brazing filler metal combined terminal

Abstract

The utility model relates to a brazing filler metal combined terminal. The technical problem to be solved by the utility model is to provide a solder combination terminal which is firm in welding. According to the technical scheme, the combined terminal comprises a combined terminal and a shell, the combined terminal comprises a terminal body and brazing filler metal, the terminal body comprises a terminal main body, the upper end of the terminal main body is provided with a terminal pin part, the lower end of the terminal main body is provided with a terminal clamping part, and the terminal clamping part is provided with a connecting part. The terminal body is vertically bent outwards to form a terminal transition part and a terminal external connection part in sequence, the terminal external connection part is vertically bent inwards to form a terminal limiting part, terminal clamping blocks are arranged at the two ends of a terminal clamping part, and the brazing filler metal and the terminal external connection part are integrally formed through welding. The utility model has the advantages that the terminal body and the fiber material are integrally formed through welding, the welding is firm, the terminal limiting part and the shell supporting boss can enable the terminal to be in tight and firm contact when the terminal is in butt joint with an electric conductor, poor contact caused by loosening of a contact surface is effectively prevented, and the service life is longer.

Description

Technical Field

[0001] The utility model relates to a solder combined terminal. Background Art

[0002] The connector combination terminal is a terminal widely used for connecting the internal circuits of electronic products and automotive electrical components. In actual use, it is found that the existing combination terminals are prone to loose welding surfaces after long-term use at the joints with wires or conductive parts, resulting in poor circuit contact and short service life. Analysis shows that this is caused by the loose welding of the existing structure and the vibration caused by the movement of the vehicle. To address this problem, it is necessary to improve and optimize the existing combination terminals. Utility Model Content

[0003] In order to solve the above problems, the technical problem to be solved by the utility model is to provide a solder combination terminal with firm welding.

[0004] The technical solution adopted by the solder combination terminal of the utility model is characterized in that it includes a combination terminal and a shell for installing the combination terminal, the combination terminal includes a terminal body and solder, the terminal body includes a terminal main body, the upper end of the terminal main body is provided with a terminal pin portion that is plugged into a counterpart, the lower end of the terminal main body is provided with a terminal clamping portion, the terminal main body is vertically bent outward to form a terminal transition portion and a terminal external connection portion in sequence, the terminal external connection portion is vertically bent inward to form a terminal limiting portion, terminal clamping blocks are provided at both ends of the terminal clamping portion, and the solder and the terminal external connection portion are integrally formed by welding;

[0005] A shell installation cavity is provided in the shell, and an external terminal installation hole for installing an external terminal and corresponding to the solder is provided in the shell installation cavity, a shell clamping boss docking with the terminal clamping part, and a shell supporting boss for supporting and positioning the inner side of the terminal external connection part, a shell clamping mouth is provided on the shell clamping boss, shell clamping grooves are provided at both ends of the shell clamping mouth to be clamped with the terminal clamping block, and a shell limiting opening corresponding to the terminal limiting part is provided on the shell supporting boss.

[0006] The left end of the terminal body extends to form a terminal reinforcement portion, a terminal positioning protrusion is provided below the terminal reinforcement portion, and a shell positioning groove corresponding to the terminal positioning protrusion is provided on the shell clamping boss.

[0007] The terminal external connection portion is provided with a terminal reinforcement column for strengthening the solder welding connection.

[0008] The terminal clamping blocks are arranged at equal intervals at both ends of the terminal clamping portion.

[0009] The terminal pin parts are arranged at equal intervals on the upper end of the terminal body, and the number of the terminal pin parts is 3.

[0010] The terminal body is provided with a solder welding positioning hole which is located at the same horizontal plane as the terminal reinforcement column.

[0011] The surface of the terminal body is tin-plated.

[0012] The advantages of the solder combination terminal of the utility model are: the terminal body and the solder are integrally formed by welding, the welding is firm, the terminal limiting part and the shell supporting boss can make the contact with the conductor tighter and firmer when docking, effectively preventing poor contact caused by loose contact surface, and longer service life; the overall positioning of the terminal is accurate, the clamping is convenient and the height is adjustable, the adaptability is high, and the user's multi-state connection position requirements can be met. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0014] Figure 1 It is a structural schematic diagram of the solder combination terminal of the utility model;

[0015] Figure 2 It is a structural schematic diagram of the utility model combined terminal;

[0016] Figure 3 It is a structural schematic diagram of the terminal body of the utility model;

[0017] Figure 4 It is a structural schematic diagram of the shell of the utility model. DETAILED DESCRIPTION

[0018] like Figure 1-4As shown, the solder combination terminal involved in the utility model comprises a combination terminal 1 and a shell 2 for installing the combination terminal 1, the combination terminal 1 comprises a terminal body 3 and a solder 4, the terminal body 3 comprises a terminal main body 6, the upper end of the terminal main body 6 is provided with a terminal pin portion 7 for plugging with a counterpart, the lower end of the terminal main body 6 is provided with a terminal clamping portion 8, the terminal main body 6 is vertically bent outward to form a terminal transition portion 10 and a terminal external connection portion 11 in sequence, the terminal external connection portion 11 is vertically bent inward to form a terminal limiting portion 12, terminal clamping blocks 15 are provided at both ends of the terminal clamping portion 8, the solder 4 and the terminal external connection portion 11 are integrally formed by welding; a shell installation cavity 30 is provided in the shell 2, and a shell installation cavity 30 is provided in the shell installation cavity 30 An external terminal mounting hole 31 for installing an external terminal and corresponding to the solder 4, a shell clamping boss 32 docking with the terminal clamping part 8 and a shell supporting boss 33 for supporting and positioning the inner side of the terminal external connection part 11, the shell clamping boss 32 is provided with a shell clamping hole 35, and both ends of the shell clamping hole 35 are provided with a shell clamping groove 36 clamped with the terminal clamping block 15, and the shell supporting boss 33 is provided with a shell limiting opening 37 corresponding to the terminal limiting part 12. The terminal body 3 is firmly welded to the solder 4 with strong holding force. The terminal limiting part 12 and the shell supporting boss 33 can support and limit it when docking with the conductor, and the contact is tighter and firmer, which effectively prevents poor contact caused by loose contact surface and has a longer service life.

[0019] The left end of the terminal body 6 extends to form a terminal reinforcement part 13, and a terminal positioning protrusion 18 is provided below the terminal reinforcement part 13. The shell clamping boss 32 is provided with a shell positioning groove 38 corresponding to the terminal positioning protrusion 18. The terminal body 3 is accurately installed and positioned and can maintain the left and right balance of the terminal body 3, and the structure is more stable.

[0020] The terminal external connection portion 11 is provided with a terminal reinforcement column 16 for strengthening the welding connection of the solder 4 to enhance the firmness of the solder 4 welding.

[0021] The terminal clamping blocks 15 are provided at equal intervals at both ends of the terminal clamping portion 8, and the terminal height can be adjusted according to user needs.

[0022] The terminal pin parts 7 are provided at equal intervals on the upper end of the terminal body 6. The number of the terminal pin parts 7 is 3, which can meet the user's requirements for multi-state connection positions.

[0023] The terminal body 6 is provided with a solder welding positioning hole 19 which is on the same level as the terminal reinforcement column 16 , so as to realize precise assembly and ensure the solder assembly position accuracy.

[0024] The surface of the terminal body 3 is tin-plated to ensure that the terminal is not oxidized in a daily environment and can withstand salt spray for 24 hours.

[0025] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention are included in the protection scope of the present invention.

Claims

1. A solder assembly terminal, characterized in that: The invention comprises a combined terminal (1) and a housing (2) for installing the combined terminal (1), wherein the combined terminal (1) comprises a terminal body (3) and a solder (4), wherein the terminal body (3) comprises a terminal main body (6), wherein the upper end of the terminal main body (6) is provided with a terminal pin portion (7) for plugging into a counterpart, and the lower end of the terminal main body (6) is provided with a terminal clamping portion (8), wherein the terminal main body (6) is vertically bent outwards to form a terminal transition portion (10) and a terminal external connection portion (11) in sequence, and the terminal external connection portion (11) is vertically bent inwards to form a terminal limiting portion (12), and terminal clamping blocks (15) are provided at both ends of the terminal clamping portion (8), and the solder (4) and the terminal external connection portion (11) are integrally formed by welding; The housing (2) is provided with a housing installation cavity (30), the housing installation cavity (30) is provided with an external terminal installation hole (31) for installing an external terminal and corresponding to the solder (4), a housing clamping boss (32) docking with the terminal clamping portion (8), and a housing support boss (33) for supporting and positioning the inner side of the terminal external connection portion (11), the housing clamping boss (32) is provided with a housing clamping opening (35), both ends of the housing clamping opening (35) are provided with housing clamping grooves (36) clamped with the terminal clamping block (15), and the housing support boss (33) is provided with a housing limit opening (37) corresponding to the terminal limit portion (12).

2. The solder assembly terminal according to claim 1, characterized in that: The left end of the terminal body (6) extends to form a terminal reinforcement portion (13), a terminal positioning protrusion (18) is provided below the terminal reinforcement portion (13), and a shell positioning groove (38) corresponding to the terminal positioning protrusion (18) is provided on the shell clamping boss (32).

3. The solder assembly terminal according to claim 1, characterized in that: The terminal external connection portion (11) is provided with a terminal reinforcement column (16) for strengthening the welding connection of the solder (4).

4. The solder assembly terminal according to claim 1, characterized in that: The terminal clamping blocks (15) are provided at equal intervals at both ends of the terminal clamping portion (8).

5. The solder assembly terminal according to claim 1, characterized in that: The terminal pin portions (7) are arranged at equal intervals on the upper end of the terminal body (6), and the number of the terminal pin portions (7) is three.

6. The solder assembly terminal according to claim 3, characterized in that: The terminal body (6) is provided with a solder welding positioning hole (19) which is located at the same horizontal plane as the terminal reinforcement column (16).

7. The solder assembly terminal according to claim 1, characterized in that: The surface of the terminal body (3) is tin-plated.

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