Electric connector

Abstract

The utility model discloses an electric connector, which comprises a shell, a plastic body, an upper terminal group and a lower terminal group, the upper terminal group and the lower terminal group are cut and formed, the upper terminal group and the lower terminal group are vertically stacked and installed in the plastic body, and the plugging ends of the upper terminal group and the lower terminal group respectively protrude out of the top and the bottom of the front end of the plastic body. The welding end of the plastic cement body extends downwards out of the rear end of the plastic cement body, the shell is installed outside the plastic cement body, upper clamping hooks are arranged on the upper terminals on the two sides of the upper terminal group, lower clamping hooks are arranged on the lower terminals on the two sides of the lower terminal group, and the lower clamping hooks are connected with the upper clamping hooks. Gap grooves are formed between the middle rear section of the upper clamping hook and the upper terminal and between the middle rear end of the lower clamping hook and the lower terminal, and the upper clamping hook and the lower clamping hook are stacked to form a clamping part. According to the utility model, the production efficiency of the electric connector is effectively improved; meanwhile, the service life of the electric connector is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of electrical connection components, in particular to an electric connector. Background Art

[0002] As an electrical connection component, electrical connectors are widely used in the fields of circuit boards, circuit plugging, etc. Patent ZL201610389114.9 discloses an electrical connector, which includes an insulating body and a grounding terminal, a power supply element, and a signal element embedded in the insulating body. The grounding terminal, the power supply element, and the signal element are all provided with a substrate portion located on the same plane, a fixing portion connected to the substrate portion and fixed in the insulating body, a welding foot extending from the fixing portion to the insulating body, and a docking portion torn from the substrate portion. The docking portions of the grounding terminal, the power supply element, and the signal element correspond to each other on the upper and lower sides of the insulating body and are arranged in reverse. Although this electrical connector can meet the needs to a certain extent, its disadvantage is that the docking portion is manufactured by tearing and forming, which is complicated and affects production efficiency. Utility Model Content

[0003] The purpose of the utility model is to overcome the deficiencies of the prior art and provide an electrical connector.

[0004] The technical solution of the utility model is as follows:

[0005] An electrical connector comprises a shell, a plastic body, an upper terminal group and a lower terminal group, wherein the upper terminal group and the lower terminal group are cut and formed, and are stacked and installed in the plastic body, wherein the plug-in ends thereof protrude from the top and bottom of the front end of the plastic body respectively, and the welding ends thereof extend downward from the rear end of the plastic body, and the shell is installed on the outside of the plastic body, upper terminals on both sides of the upper terminal group are provided with upper hooks, and lower terminals on both sides of the lower terminal group are provided with lower hooks, and there are gap grooves between the middle and rear sections of the upper hooks and the upper terminals, and between the middle and rear ends of the lower hooks and the lower terminals, and the upper hooks and the lower hooks are stacked to form a clamping portion.

[0006] Preferably, the welding ends of the upper terminal group and the lower terminal group are bent outward at 90 degrees.

[0007] Preferably, the welding ends of the upper terminals of the upper terminal group and the welding ends of the lower terminals of the lower terminal group are arranged alternately.

[0008] Preferably, the plug-in end of the upper terminal group is arranged in parallel with the plug-in end of the lower terminal group.

[0009] Preferably, a positioning column is provided at the bottom of the plastic body.

[0010] Preferably, a pin sheet is provided at the bottom of the housing.

[0011] Preferably, an upper groove is provided on the top of the plastic body, a lower groove is provided on the bottom of the plastic body, an upper clamping block is provided on the top of the interior of the shell, and a lower clamping block is provided on the bottom of the interior of the shell, and the upper clamping block is inserted into the upper groove and the lower clamping block is inserted into the lower groove to fix the shell to the outside of the plastic body.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model adopts a stacked structure of upper and lower groups of terminals formed by cutting, avoiding the problems of complex process and low productivity caused by the tearing and forming process, and effectively improving the production efficiency of the electrical connector; at the same time, there are gap grooves between the middle and rear section of the upper hook and the upper terminal, and between the middle and rear end of the lower hook and the lower terminal, which increases the elastic force of the hook, so that the hook can rebound and clamp when plugged into an external component, increasing the number of plug-in times and improving the service life of the electrical connector. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0014] Figure 1 It is a schematic diagram of the overall structure of the electrical connector of the utility model;

[0015] Figure 2 This is a structural exploded view of the electrical connector of the utility model;

[0016] Figure 3 It is a structural schematic diagram of the upper terminal group and the lower terminal group of the utility model;

[0017] Figure 4 This is a schematic diagram of the structure of the plastic body of the utility model;

[0018] Figure 5 It is a structural schematic diagram of the shell of the utility model. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0020] In order to illustrate the technical solution of the present invention, specific embodiments are provided below for illustration.

[0021] Example 1

[0022] like Figures 1 to 5 As shown, the electrical connector of this embodiment includes a shell 1, a plastic body 2, an upper terminal group 3 and a lower terminal group 4, the upper terminal group 3 and the lower terminal group 4 are cut and formed, the upper terminal group 3 and the lower terminal group 4 are stacked up and down and installed in the plastic body 2, the plug-in ends thereof respectively protrude from the top and bottom of the front end of the plastic body 2, and the welding ends thereof extend downward from the rear end of the plastic body 2, the shell 1 is installed on the outside of the plastic body 2, the upper terminals 31 on both sides of the upper terminal group 3 are provided with upper hooks 32, the lower terminals 41 on both sides of the lower terminal group 4 are provided with lower hooks 42, there are gap grooves 5 between the middle and rear sections of the upper hooks 32 and the upper terminals 31 and between the middle and rear ends of the lower hooks 42 and the lower terminals 41, the upper hooks 32 and the lower hooks 42 are stacked to form a holding portion. The electrical connector of this embodiment adopts a stacked structure of upper and lower groups of terminals that are cut and formed, avoiding the problems of complex process and low productivity caused by the tearing and forming process, and effectively improving the production efficiency of the electrical connector; at the same time, there are gap grooves between the middle and rear sections of the upper hook and the upper terminal, and between the middle and rear ends of the lower hook and the lower terminal, which increase the elastic force of the hook, so that the hook can rebound and clamp when plugged into an external component, increasing the number of plug-in times and improving the service life of the electrical connector.

[0023] In this embodiment, the welding ends of the upper terminal group 3 and the lower terminal group 4 are bent outward at 90 degrees, and the welding ends of the upper terminals 31 of the upper terminal group 3 and the welding ends of the lower terminals 41 of the lower terminal group 4 are arranged alternately for easy welding. The plug-in end of the upper terminal group 3 is arranged in parallel with the plug-in end of the lower terminal group 4, which is conducive to docking with external components. A positioning column 21 is provided at the bottom of the plastic body 2 to position the entire electrical connector on the circuit board. A pin sheet 11 is provided at the bottom of the housing 1 for easy fixing on the circuit board.

[0024] In this embodiment, an upper groove 22 is provided on the top of the plastic body 2, a lower groove 23 is provided on the bottom of the plastic body 2, an upper clamping block 12 is provided on the top of the interior of the shell 1, and a lower clamping block 13 is provided on the bottom of the interior of the shell 1. The upper clamping block 12 is inserted into the upper groove 22 and the lower clamping block 13 is inserted into the lower groove 23 to fix the shell 1 on the outside of the plastic body 2. By cooperating with the clamping block and the groove, the plastic body 2 and the shell 1 can be stably installed together.

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

Claims

1. An electrical connector, characterized in that: It includes a shell, a plastic body, an upper terminal group and a lower terminal group, the upper terminal group and the lower terminal group are cut and formed, the upper terminal group and the lower terminal group are stacked up and down and installed in the plastic body, the plug-in ends thereof respectively protrude from the top and bottom of the front end of the plastic body, and the welding ends thereof extend downward from the rear end of the plastic body, the shell is installed on the outside of the plastic body, the upper terminals on both sides of the upper terminal group are provided with upper hooks, the lower terminals on both sides of the lower terminal group are provided with lower hooks, there are gap grooves between the middle and rear sections of the upper hooks and the upper terminals, and between the middle and rear ends of the lower hooks and the lower terminals, and the upper hooks and the lower hooks are stacked to form a holding portion.

2. The electrical connector according to claim 1, characterized in that: The welding ends of the upper terminal group and the lower terminal group are bent outward at 90 degrees.

3. The electrical connector according to claim 1 or 2, characterized in that: The welding ends of the upper terminals of the upper terminal group and the welding ends of the lower terminals of the lower terminal group are arranged alternately.

4. The electrical connector according to claim 1 or 2, characterized in that: The plug-in end of the upper terminal group is arranged in parallel with the plug-in end of the lower terminal group.

5. The electrical connector according to claim 1 or 2, characterized in that: A positioning column is arranged at the bottom of the plastic body.

6. The electrical connector according to claim 1 or 2, characterized in that: The bottom of the shell is provided with a pin sheet.

7. The electrical connector according to claim 1 or 2, characterized in that: An upper groove is provided on the top of the plastic body, a lower groove is provided on the bottom of the plastic body, an upper clamping block is provided on the top of the interior of the shell, and a lower clamping block is provided on the bottom of the interior of the shell. The upper clamping block is inserted into the upper groove and the lower clamping block is inserted into the lower groove to fix the shell on the outside of the plastic body.

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