Connector

Abstract

The utility model relates to a connector, which comprises a body, a lower-row terminal capable of being inserted into the back surface of the body and an upper-row terminal capable of being inserted into the front surface of the body, the lower-row terminal comprises a lower-row terminal body, the back side surface of the head end of the lower-row terminal body is provided with a lower-row head connecting arm, and the front side surface of the tail end of the lower-row terminal body is provided with a lower-row tail connecting arm. Two first clamping blocks are arranged on the front side face of the lower-row terminal body, middle grooves are formed in the front face and the back face of the lower-row terminal body in the axis direction, and the lower-row terminal body, the first clamping blocks, the lower-row head connecting arm and the lower-row tail connecting arm are located on the same horizontal plane; and when the lower row of terminals and the upper row of terminals are inserted into the body, the middle parts of the lower row of terminals and the upper row of terminals are positioned in the middle groove. According to the utility model, all lower-row terminals or upper-row terminals can be clamped at one time to be inserted into the body, so that the terminals are subjected to extension socket, the terminal punching die structure is simple, the production stability is higher, the assembly efficiency is improved, and the cost is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of connectors, in particular to a connector. Background Art

[0002] A connector, also known as a connector, plug and socket, is an electronic component used to connect two active devices to achieve the transmission of current or signal.

[0003] Some MXM connectors currently on the market are fixed to the motherboard by welding and plugged into the MXM board, but the upper and lower rows of terminals on the connector are bent, which results in low assembly efficiency and high overall cost. Utility Model Content

[0004] The utility model aims at the deficiencies of the prior art and provides a connector. The specific technical solution is as follows:

[0005] A connector comprises a body, a lower row of terminals which can be plugged into the back of the body, and an upper row of terminals which can be plugged into the front of the body, wherein the lower row of terminals comprises a lower row of terminal body, the back side surface of the head end of the lower row of terminal body comprises a lower row of head connecting arms, the front side surface of the tail end of the lower row of terminal body comprises a lower row of tail connecting arms, the front side surface of the lower row of terminal body comprises two first clamping blocks, the axial direction of the front and back of the body are both provided with middle grooves, and the lower row of terminal body, the first clamping blocks, the lower row of head connecting arms and the lower row of tail connecting arms are in the same horizontal plane; when the lower row of terminals and the upper row of terminals are plugged into the body, the middle parts of the lower row of terminals and the upper row of terminals are both located in the middle grooves.

[0006] As an improvement of the above technical solution: the upper row of terminals includes an upper row of terminal bodies, the back side surface of the head end of the upper row of terminal bodies has an upper row of head connecting arms, the front side surface of the tail end of the upper row of terminal bodies has an upper row of tail connecting arms, the front side surface of the upper row of terminal bodies has two second clamping parts, and the upper row of terminal bodies, the upper row of head connecting arms, the second clamping parts and the upper row of tail connecting arms are located in the same horizontal plane.

[0007] As an improvement of the above technical solution: the end of the lower row first connecting arm away from the lower row terminal body has a lower row welding portion, the end of the lower row tail connecting arm away from the lower row terminal body has a lower row contact portion, the end of the upper row first connecting arm away from the upper row terminal body has an upper row welding portion, and the end of the upper row tail connecting arm away from the upper row terminal body has an upper row contact portion.

[0008] As an improvement of the above technical solution: the lower row first connecting arm, the lower row terminal body and the lower row tail connecting arm are arranged in a Z shape, the two first clamping blocks and the lower row terminal body are arranged in a U shape, the lower row tail connecting arm and the adjacent first clamping part are arranged in a hook shape, the upper row first connecting arm, the upper row terminal body and the upper row tail connecting arm are arranged in a Z shape, the two second clamping parts and the upper row terminal body are arranged in a U shape, and the upper row tail connecting arm and the adjacent second clamping part are arranged in a hook shape.

[0009] As an improvement of the above technical solution: the front side of the main body is provided with a plurality of first card slots matching the second card connection portion on both sides of the middle groove, the front side of the main body is provided with a plurality of second card slots matching the upper row tail connecting arms and the upper row contact portions on one of the first card slots away from the middle groove, the back side of the main body is provided with a plurality of third card slots matching the first card connection blocks on both sides of the middle groove, and the back side of the main body is provided with a plurality of fourth card slots matching the lower row tail connecting arms and the lower row contact portions on one of the first card slots away from the third card slot.

[0010] As an improvement of the above technical solution: the length of the upper row tail connecting arm is greater than the length of the lower row tail connecting arm, and the second card slot and the fourth card slot are not coaxially arranged.

[0011] As an improvement of the above technical solution: it also includes a fixing plate that can be inserted into the main body, and fixing grooves matching the fixing plate are provided at both ends of the front side of the main body away from the second card slot, a through groove that passes through the outside of the main body is provided on one side of the fixing groove, and a side groove is provided on the other side of the fixing groove, one end of the fixing plate has a fixing arm matching the through groove, and the end of the fixing arm away from the fixing plate has a threaded hole for connecting to the PCB board.

[0012] Beneficial effects of the utility model:

[0013] The present application allows the existing clamp to clamp the middle of the lower row of terminals and the upper row of terminals when the upper row of terminals are inserted and connected to the main body, and the clamp can enter the middle groove without being blocked by the main body, so that the clamp can clamp all the lower row terminals or upper row terminals on the same horizontal plane at one time and insert them into the main body, so that the terminals can be inserted and connected, and the terminal punching die structure is simple, the production stability is higher, the assembly efficiency is improved, and the cost is reduced. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0015] Figure 2 The three-dimensional structure of the main body in the utility model is shown in FIG. Figure 1 ;

[0016] Figure 3 The three-dimensional structure of the main body in the utility model is shown in FIG. Figure 2 ;

[0017] Figure 4 for Figure 2 A schematic diagram of the enlarged structure at A in the middle;

[0018] Figure 5 It is a schematic diagram of the structure of the lower row of terminals and the upper row of terminals;

[0019] Figure 6 It is a schematic diagram of the structure of the fixing plate and the fixing arm.

[0020] Figure numerals: 1, main body; 10, first card slot; 11, second card slot; 12, middle slot; 13, third card slot; 14, fourth card slot; 15, fixed slot; 16, through slot; 17, side slot; 2, fixed plate; 21, fixed arm; 20, threaded hole; 3, lower row terminal; 31, lower row terminal body; 32, lower row first connecting arm; 321, lower row welding part; 33, first clamping block; 34, lower row tail connecting arm; 341, lower row contact part; 4, upper row terminal; 41, upper row terminal body; 42, upper row first connecting arm; 421, upper row welding part; 43, second clamping part; 44, upper row tail connecting arm; 441, upper row contact part. DETAILED DESCRIPTION

[0021] 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 in conjunction with 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.

[0022] Example

[0023] Please refer to Figure 1-Figure 6 A connector comprises a body 1, a lower row of terminals 3 which can be plugged into the back of the body 1, and an upper row of terminals 4 which can be plugged into the front of the body 1, wherein the lower row of terminals 3 comprises a lower row of terminal body 31, a lower row of first connecting arms 32 are provided on the back side of the head end of the lower row of terminal body 31, a lower row of tail connecting arms 34 are provided on the front side of the tail end of the lower row of terminal body 31, two first clamping blocks 33 are provided on the front side of the lower row of terminal body 31, an intermediate groove 12 is provided in the axial direction of the front and back sides of the body 1, and the lower row of terminal body 31, the first clamping block 33, the lower row of first connecting arms 32 and the lower row of tail connecting arms 34 are in the same horizontal plane;

[0024] When the lower row of terminals 3 and the upper row of terminals 4 are plugged into the main body 1, the middle parts of the lower row of terminals 3 and the upper row of terminals 4 are both located in the middle groove 12, so that when the upper row of terminals and the lower row of terminals are inserted and connected to the main body 1, the middle parts of the lower row of terminals 3 and the upper row of terminals 4 can be clamped by the existing clamp, and the clamp can enter the middle groove 12 without being blocked by the main body 1, so that the clamp can clamp all the lower row terminals 3 or upper row terminals 4 in the same horizontal plane at one time and insert them into the main body 1, so that the terminals can be inserted into the main body 1, which improves assembly efficiency and reduces costs.

[0025] Reference Figure 5 In an optional embodiment: the upper row of terminals 4 includes an upper row of terminal body 41, the back side surface of the head end of the upper row of terminal body 41 has an upper row of head connecting arm 42, the front side surface of the tail end of the upper row of terminal body 41 has an upper row of tail connecting arm 44, the front side surface of the upper row of terminal body 41 has two second clamping parts 43, the upper row of terminal body 41, the upper row of head connecting arm 42, the second clamping part 43 and the upper row of tail connecting arm 44 are located in the same horizontal plane.

[0026] The lower row first connecting arm 32 has a lower row welding portion 321 at one end away from the lower row terminal body 31, the lower row tail connecting arm 34 has a lower row contact portion 341 at one end away from the lower row terminal body 31, the upper row first connecting arm 42 has an upper row welding portion 421 at one end away from the upper row terminal body 41, and the upper row tail connecting arm 44 has an upper row contact portion 441 at one end away from the upper row terminal body 41;

[0027] Specifically, the lower row terminal body 31, the lower row first connecting arm 32, the first clamping block 33 and the lower row tail connecting arm 34 are integrally formed, and the upper row terminal body 41, the upper row first connecting arm 42, the second clamping portion 43 and the upper row tail connecting arm 44 are integrally formed.

[0028] In an optional embodiment: the lower row first connecting arm 32, the lower row terminal body 31 and the lower row tail connecting arm 34 are arranged in a Z shape, the two first clamping blocks 33 and the lower row terminal body 31 are arranged in a U shape, the lower row tail connecting arm 34 and the adjacent first clamping portion 33 are arranged in a hook shape, the upper row first connecting arm, the upper row terminal body 41 and the upper row tail connecting arm 44 are arranged in a Z shape, the two second clamping portions 43 and the upper row terminal body 41 are arranged in a U shape, and the upper row tail connecting arm 44 and the adjacent second clamping portion 43 are arranged in a hook shape, so that the lower row terminals 3 and the upper row terminals 4 can be stably inserted into the body 1, thereby improving the impedance and return loss performance of the lower row terminals 3 and the upper row terminals 4

[0029] Reference Figure 2 and Figure 3In an optional embodiment: a plurality of first card slots 10 matching the second card connection portion 43 are provided on both sides of the middle slot 12 on the front side of the body 1; a plurality of second card slots 11 matching the upper tail connecting arm 44 and the upper contact portion 441 are provided on the side of one of the first card slots 10 away from the middle slot 12 on the front side of the body 1; a plurality of third card slots 13 matching the first card connection block 33 are provided on both sides of the middle slot 12 on the back side of the body 1; a plurality of fourth card slots 14 matching the lower tail connecting arm 34 and the lower contact portion 341 are provided on the side of one of the first card slots 10 away from the third card slot 13 on the back side of the body 1;

[0030] Specifically, the first card slot 10 away from the side of the second card slot 11 passes through to the outside of the main body 1. When the second card connection portion 43 is inserted into the first card slot 10, the upper first connecting arm 42 and the upper welding portion 421 on one side thereof can extend to the outside of the main body 1. Similarly, several third card slots 13 away from the side of the fourth card slot 14 pass through to the outside of the main body 1. When the first card connection block 33 is inserted into the third card slot 13, the lower first connecting arm 32 and the lower welding portion 321 on one side thereof can extend to the outside of the main body 1, thereby facilitating the connection between the lower welding portion 321 and the upper welding portion 421.

[0031] In an optional embodiment: the length of the upper row tail connecting arm 44 is greater than the length of the lower row tail connecting arm 34, and the second slot 11 and the fourth slot 14 are not coaxially arranged, so that when the lower row terminals 3 and the upper row terminals 4 are inserted into the body 1 at the same time, the lower row tail connecting arm 34 and the upper row tail connecting arm 44 do not intersect, and do not affect the normal insertion of the lower row terminals 3 and the upper row terminals 4 into the body 1.

[0032] Reference Figure 1 , Figure 2 , Figure 4 and Figure 6 In an optional embodiment, it further comprises a fixing plate 2 which can be inserted into the body 1, fixing grooves 15 matching with the fixing plate 2 are provided at two ends of the front surface of the body 1 away from the second card slot 11, a through groove 16 penetrating with the outer side of the body 1 is provided on one side of the fixing groove 15, a side groove 17 is provided on the other side of the fixing groove 15, and one end of the fixing plate 2 has a fixing arm 21 matching with the through groove 16; specifically, the fixing plate 2 and the fixing arm 21 are integrally formed and arranged in a Z shape, and a threaded hole 20 for connecting with a PCB board is provided at one end of the fixing arm 21 away from the fixing plate 2;

[0033] Specifically, by inserting the fixing plate 2 into the through groove 16, the fixing arm 21 on one side of the fixing plate 2 extends to the outside of the main body 1 close to the lower row first connecting arm 32 or the upper row first connecting arm 42, and the fixing plate 2 can move between the fixing groove 15 and the side groove 17, so that the fixing plate 2 has a certain movable space after installation to ensure welding to the welding part at the terminal.

[0034] 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 should be included in the protection scope of the present invention.

Claims

1. A connector, comprising a body (1), a lower row of terminals (3) pluggable into the back of the body (1), and an upper row of terminals (4) pluggable into the front of the body (1), characterized in that: The lower row terminal (3) comprises a lower row terminal body (31), the back side surface of the head end of the lower row terminal body (31) has a lower row head connecting arm (32), the front side surface of the tail end of the lower row terminal body (31) has a lower row tail connecting arm (34), the front side surface of the lower row terminal body (31) has two first clamping blocks (33), the front and back axial directions of the body (1) are both provided with middle grooves (12), and the lower row terminal body (31), the first clamping blocks (33), the lower row head connecting arm (32) and the lower row tail connecting arm (34) are in the same horizontal plane; When the lower row of terminals (3) and the upper row of terminals (4) are plugged into the body (1), the middle parts of the lower row of terminals (3) and the upper row of terminals (4) are both located in the middle groove (12).

2. A connector according to claim 1, characterized in that: The upper row terminal (4) comprises an upper row terminal body (41), the back side surface of the head end of the upper row terminal body (41) has an upper row head connecting arm (42), the front side surface of the tail end of the upper row terminal body (41) has an upper row tail connecting arm (44), the front side surface of the upper row terminal body (41) has two second clamping parts (43), and the upper row terminal body (41), the upper row head connecting arm (42), the second clamping part (43) and the upper row tail connecting arm (44) are located in the same horizontal plane.

3. A connector according to claim 2, characterized in that: The end of the lower row first connecting arm (32) away from the lower row terminal body (31) has a lower row welding portion (321), the end of the lower row tail connecting arm (34) away from the lower row terminal body (31) has a lower row contact portion (341), the end of the upper row first connecting arm (42) away from the upper row terminal body (41) has an upper row welding portion (421), and the end of the upper row tail connecting arm (44) away from the upper row terminal body (41) has an upper row contact portion (441).

4. A connector according to claim 3, characterized in that: The lower row first connecting arm (32), the lower row terminal body (31) and the lower row tail connecting arm (34) are arranged in a Z shape, the two first clamping blocks (33) and the lower row terminal body (31) are arranged in a U shape, the lower row tail connecting arm (34) and the adjacent first clamping block (33) are arranged in a hook shape, the upper row first connecting arm (42), the upper row terminal body (41) and the upper row tail connecting arm (44) are arranged in a Z shape, the two second clamping parts (43) and the upper row terminal body (41) are arranged in a U shape, and the upper row tail connecting arm (44) and the adjacent second clamping part (43) are arranged in a hook shape.

5. A connector according to claim 4, characterized in that: The front side of the body (1) is provided with a plurality of first card slots (10) matching the second card connection portion (43) on both sides of the middle groove (12); the front side of the body (1) is provided with a plurality of second card slots (11) matching the upper tail connecting arm (44) and the upper contact portion (441) on one side of the first card slots (10) away from the middle groove (12); the back side of the body (1) is provided with a plurality of third card slots (13) matching the first card connection block (33) on both sides of the middle groove (12); the back side of the body (1) is provided with a plurality of fourth card slots (14) matching the lower tail connecting arm (34) and the lower contact portion (341) on one side of the first card slots (10) away from the third card slot (13).

6. A connector according to claim 5, characterized in that: The length of the upper row tail connecting arm (44) is greater than the length of the lower row tail connecting arm (34), and the second clamping slot (11) and the fourth clamping slot (14) are not coaxially arranged.

7. A connector according to claim 6, characterized in that: The invention also comprises a fixing plate (2) which can be inserted into the body (1); fixing grooves (15) matching with the fixing plate (2) are provided at two ends of the front side of the body (1) away from the second card slot (11); a through groove (16) penetrating with the outer side of the body (1) is provided on one side of the fixing groove (15); a side groove (17) is provided on the other side of the fixing groove (15); one end of the fixing plate (2) has a fixing arm (21) matching with the through groove (16); and one end of the fixing arm (21) away from the fixing plate (2) has a threaded hole (20) for connecting with a PCB board.

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