Connector convenient to assemble

Abstract

The utility model discloses a connector convenient to assemble, which comprises a shell formed by an insulating material, the front end of the shell is provided with a slot for a circuit board to be inserted, a plurality of terminals extending into the slot are arranged in the shell, the terminals can be electrically connected with a first circuit board, the shell comprises a first shell and a second shell which are detachably connected, and the first shell and the second shell are connected with each other. The first shell is arranged below the second shell, the slot is arranged between the first shell and the second shell, a first clamping seat and a second clamping seat are further arranged between the first shell and the second shell, the first clamping seat is arranged below the second clamping seat, the plurality of terminals are arranged between the first clamping seat and the second clamping seat side by side at intervals, the first clamping seat is connected with the first shell, and the second clamping seat is connected with the second shell. And the inner top wall of the second shell is pressed against the second clamping seat downwards, so that the second clamping seat and the first clamping seat clamp the terminal, and the connector adopts a double-clamping-seat structure to clamp the terminal, so that the connector is more convenient to assemble and high in assembly efficiency.

Description

Technical Field

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

[0002] A connector generally refers to an electrical connector with plug-in functionality that enables current and signal transmission. Traditional connectors primarily consist of an insulating housing with a slot at one end for a circuit board. Within the slot are multiple terminal mounting slots. Wires are connected to the other end of the housing, which are then soldered to the terminals. During connector assembly, the terminals must be inserted through the slots one by one and then pushed into the terminal mounting slots to secure them. This method is inconvenient and inefficient. Utility Model Content

[0003] The utility model aims to solve the deficiencies in the prior art and provides a connector that is easy to assemble. The connector adopts a double-clamping seat structure to clamp the terminals, making the connector assembly more convenient and the assembly efficiency high.

[0004] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0005] A connector that is easy to assemble includes a shell formed of an insulating material, a slot for inserting a circuit board is provided at the front end of the shell, a plurality of terminals extending into the slot are provided in the shell, and the terminals can be electrically connected to the first circuit board. The shell includes a first shell and a second shell that are detachably connected, the first shell is provided below the second shell, the slot is provided between the first shell and the second shell, a first clamp seat and a second clamp seat are further provided between the first shell and the second shell, the first clamp seat is provided below the second clamp seat, and a plurality of the terminals are arranged side by side between the first clamp seat and the second clamp seat, the first clamp seat is connected to the first shell, and the inner top wall of the second shell presses the second clamp seat downward so that the second clamp seat and the first clamp seat clamp the terminals.

[0006] By setting a detachable first shell and a second shell, a first clamping seat and a second clamping seat are set between the first shell and the second shell, the first clamping seat is set below the second clamping seat, and the first clamping seat is connected to the first shell. During assembly, multiple terminals are first placed side by side on the first clamping seat at one time, and then the second clamping seat is placed above the first clamping seat. Finally, the second shell is installed on the first shell, so that the inner top wall of the second shell presses downward against the second clamping seat, and then the second clamping seat and the first clamping seat clamp the terminal to complete the assembly. The double clamping seat structure is used to clamp the terminal, which makes the connector assembly more convenient and the assembly efficiency is high.

[0007] As a preferred solution, the first clamping seat is connected to the first shell by interference fit.

[0008] As a preferred solution, a convex portion and a concave portion are provided between the first clamping seat and the first shell, and the convex portion and the concave portion are connected by interference fit, so that the first clamping seat and the first shell are connected by interference fit.

[0009] As a preferred solution, the convex portion is integrally formed with the first shell, and the concave portion is provided on the first clamping seat.

[0010] As a preferred solution, the protrusion is at least one first positioning column, the recess is at least one first positioning groove, and the circumferential outer side wall of the first positioning column is connected with the circumferential inner side wall of the first positioning groove by interference fit.

[0011] As a preferred solution, a second positioning groove is concavely provided on the first positioning post, a second positioning post is convexly provided in the first positioning groove, and the second positioning post can extend into the second positioning groove.

[0012] As a preferred solution, the upper surface of the first clamp seat is provided with a plurality of spaced-apart accommodating grooves, the accommodating grooves passing through the front and rear surfaces of the first clamp seat, the terminals can be inserted into the accommodating grooves, and the lower surface of the second clamp seat is provided with a clamping block corresponding to the accommodating grooves one by one, the clamping block is embedded in the accommodating groove from top to bottom to clamp the terminal in the accommodating groove.

[0013] As a preferred solution, the inner wall of the accommodating groove is provided with a first guide portion, and the outer wall of the clamping block is provided with a second guide portion. The first guide portion cooperates with the second guide portion so that the clamping block can move up and down in the accommodating groove and limit the forward and backward movement of the second clamping seat relative to the first clamping seat.

[0014] As a preferred solution, the first guide portion is a guide rib, and the second guide portion is a guide groove. The guide rib is provided on the inner side wall of the accommodating groove, and the guide groove is provided on the outer side wall of the clamping block.

[0015] As a preferred solution, a side of the first shell facing the slot is provided with a limiting groove corresponding to the terminal one by one, and a support block is protruding upward from the bottom of the limiting groove, and the support block abuts against the lower surface of the terminal.

[0016] Compared with the prior art, the present invention has obvious advantages and beneficial effects. Specifically, by providing a detachable first shell and a second shell, a first clamping seat and a second clamping seat are provided between the first shell and the second shell, the first clamping seat is provided below the second clamping seat, and the first clamping seat is connected to the first shell. During assembly, multiple terminals are first placed side by side on the first clamping seat at one time, and then the second clamping seat is placed above the first clamping seat, and finally the second shell is installed on the first shell, so that the inner top wall of the second shell presses downward against the second clamping seat, and then the second clamping seat and the first clamping seat clamp the terminal to complete the assembly. The double clamping seat structure is used to clamp the terminal, which makes the connector assembly more convenient and the assembly efficiency is high.

[0017] In order to more clearly illustrate the structural features, technical means and specific purposes and functions achieved by the present invention, the present invention is further described in detail below with reference to the accompanying drawings and specific embodiments: BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the assembly structure of an embodiment of the present utility model;

[0019] Figure 2 This is an exploded schematic diagram of an embodiment of the present utility model;

[0020] Figure 3 This is a schematic assembly diagram of an embodiment of the present invention with the second housing removed;

[0021] Figure 4 yes Figure 3 Schematic diagram of the cross section;

[0022] Figure 5 This is an exploded schematic diagram of the first clamping base, the second clamping base and the terminal of an embodiment of the present utility model;

[0023] Figure 6 This is an exploded schematic diagram of the first clamping base and the second clamping base of an embodiment of the present utility model;

[0024] Figure 7 It is a cross-sectional schematic diagram of the embodiment of the present utility model in use.

[0025] Description of the accompanying drawings:

[0026] 10-housing; 11-slot; 12-terminal; 13-first circuit board; 14-first housing; 141-mounting groove; 142-convex portion; 1421-second positioning groove; 143-limiting groove; 144-support block; 15-second housing; 151-inner top wall; 16-second circuit board; 20-first clamping seat; 21-recess; 211-second positioning column; 22-accommodating groove; 23-first guide portion; 30-second clamping seat; 31-clamping block; 32-second guide portion. DETAILED DESCRIPTION

[0027] In the description of the present invention, it should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the position or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention.

[0028] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" should be understood in a broad sense. For example, they may refer to fixed connections, detachable connections, or integral connections; mechanical connections or electrical connections; direct connections or indirect connections through an intermediate medium; and internal communication between two components. Those skilled in the art will understand the specific meanings of these terms in this utility model based on the specific circumstances.

[0029] like Figure 1-7 As shown, the utility model discloses a connector that is easy to assemble, including a shell 10 formed of an insulating material, a slot 11 for inserting a circuit board is provided at the front end of the shell 10, and a plurality of terminals 12 extending into the slot 11 are provided in the shell 10, and the terminals 12 can be electrically connected to a first circuit board 13.

[0030] The shell 10 includes a first shell 14 and a second shell 15 that are detachably connected. Specifically, the first shell 14 and the second shell 15 are snap-fitted or screwed, preferably the first shell 14 and the second shell 15 are snap-fitted, the first shell 14 is arranged below the second shell 15, the slot 11 is arranged between the first shell 14 and the second shell 15, and a first clamping seat 20 and a second clamping seat 30 are also provided between the first shell 14 and the second shell 15. The first clamping seat 20 is arranged below the second clamping seat 30, and several of the terminals 12 are arranged side by side between the first clamping seat 20 and the second clamping seat 30. The first clamping seat 20 is connected to the first shell 14, and the inner top wall 151 of the second shell 15 presses the second clamping seat 30 downward so that the second clamping seat 30 and the first clamping seat 20 clamp the terminals 12. The end of several of the terminals 12 away from the slot 11 extends out of the first clamping seat 20 and is welded to the second circuit board 16, and the second circuit board 16 is installed in the mounting groove 141 on the first shell 14.

[0031] The first clamping seat 20 is connected to the first shell 14 by interference fit. By adopting the interference fit method, after assembly, the first clamping seat 20 and the first shell 14 remain tightly connected, no additional parts are required for fixing, and assembly is convenient.

[0032] A convex portion 142 and a concave portion 21 are provided between the first clamp seat 20 and the first shell 14, and the convex portion 142 and the concave portion 21 are interference fit connected, so that the first clamp seat 20 and the first shell 14 are interference fit connected; by providing the convex portion 142 and the concave portion 21 between the first clamp seat 20 and the first shell 14, during assembly, the convex portion 142 is embedded in the concave portion 21, so that the convex portion 142 and the concave portion 21 are interference fit connected, thereby realizing the interference fit connection between the first clamp seat 20 and the first shell 14, and convenient assembly.

[0033] The protrusion 142 is integrally formed with the first shell 14 , and the recess 21 is provided on the first clamping seat 20 . It is understandable that the same effect can be achieved by exchanging the positions of the protrusion 142 and the recess 21 .

[0034] The protrusion 142 is at least one first positioning column, and the recess 21 is at least one first positioning groove. Exemplarily, the number of the first positioning columns and the first positioning grooves are both three, and the three first positioning columns and first positioning grooves are spaced apart in the left-right direction. The circumferential outer wall of the first positioning column is interference fit with the circumferential inner wall of the first positioning groove.

[0035] A second positioning slot 1421 is recessed on the first positioning post, a second positioning post 211 is protruded from the first positioning slot, and the second positioning post 211 can extend into the second positioning slot 1421 .

[0036] The upper surface of the first clamping seat 20 is concavely provided with a plurality of accommodating grooves 22 set at intervals. The accommodating grooves 22 pass through the front and rear surfaces of the first clamping seat 20, and the terminal 12 can extend into the accommodating grooves 22. The lower surface of the second clamping seat 30 is convexly provided with clamping blocks 31 corresponding to the accommodating grooves 22. The clamping blocks 31 are embedded in the accommodating grooves 22 from top to bottom to clamp the terminal 12 in the accommodating grooves 22. By providing the accommodating grooves 22 and the clamping blocks 31, during assembly, the terminal 12 is placed in the accommodating grooves 22, and then the clamping blocks 31 are embedded in the accommodating grooves 22 from top to bottom to clamp the terminal 12 in the accommodating grooves 22, which facilitates assembly and disassembly.

[0037] The inner wall of the accommodating groove 22 is provided with a first guide portion 23, and the outer wall of the clamping block 31 is provided with a second guide portion 32. Specifically, the inner walls on both sides of the opposite sides of the accommodating groove 22 are provided with a first guide portion 23, and the outer walls on both sides of the opposite sides of the clamping block 31 are provided with a second guide portion 32. The first guide portion 23 cooperates with the second guide portion 32 to enable the clamping block 31 to move up and down in the accommodating groove 22 and limit the second clamping seat 30 from moving forward and backward relative to the first clamping seat 20; by providing the first guide portion 23 and the second guide portion 32, the cooperation between the first guide portion 23 and the second guide portion 32 can realize the smooth up and down movement of the clamping block 31 in the accommodating groove 22, and limit the second clamping seat 30 from moving forward and backward relative to the first clamping seat 20, thereby preventing the second clamping seat 30 from separating from the first clamping seat 20.

[0038] The first guide portion 23 is a guide rib, and the second guide portion 32 is a guide groove. The guide rib is arranged on the inner wall of the accommodating groove 22, and the guide groove is arranged on the outer wall of the clamping block 31. The cross-sections of the guide rib and the guide groove are both arc-shaped. The guide rib protrudes from the inner wall of the accommodating groove 22 toward the center of the accommodating groove 22. The terminal 12 is provided with a notch for the guide rib to pass upward.

[0039] A limiting groove 143 corresponding to the terminal 12 is provided on the side of the first shell 14 facing the slot 11, and a support block 144 is protruded upward from the bottom of the limiting groove 143, and the support block 144 abuts against the lower surface of the terminal 12; by providing the limiting groove 143 on the first shell 14 and providing the support block 144 at the bottom of the limiting groove 143, the support block 144 abuts against the lower surface of the terminal 12 to play a supporting role, thereby preventing the terminal 12 from being deformed and sagging due to force when the first circuit board 13 is inserted, so that the terminal 12 and the contact piece on the first circuit board 13 are kept in close abutment and good contact.

[0040] The assembly method of the present invention is as follows: first, align the recess 21 on the first clamping seat 20 with the protrusion 142 on the first shell 14, move the first clamping seat 20 downward, so that the protrusion 142 is embedded in the recess 21, and the second positioning column 211 is embedded in the second positioning groove 1421; then place the second circuit board 16 with the terminal welded thereto in the mounting groove 141, and place the terminal 12 in the receiving groove 22; then align the clamping block 31 on the second clamping seat 30 with the receiving groove 22, move the second clamping seat 30 downward, so that the lower surface of the clamping block 31 abuts against the terminal 12, and finally install the second shell 15 on the first shell 14, and the inner top wall 151 of the second shell 15 presses the second clamping seat 30 downward, so that the clamping block 31 clamps the terminal 12 in the receiving groove 22 to complete the assembly.

[0041] First, turn the flip cover upward counterclockwise to open it, then insert the flexible circuit board into the slot 11 between the pressing block and the elastic block, and make the contact on the flexible circuit board contact the terminal 12, then turn the flip cover downward clockwise, the flip cover drives the pressing block to rotate, and the pressing block and the elastic block clamp the upper and lower surfaces of the flexible circuit board until the flip cover is closed in place. Open the flip cover to move the flexible circuit board out of the slot 11.

[0042] To sum up, the utility model provides a detachable first shell 14 and a second shell 15, and provides a first clamping seat 20 and a second clamping seat 30 between the first shell 14 and the second shell 15. The first clamping seat 20 is arranged below the second clamping seat 30, and the first clamping seat 20 is connected to the first shell 14. During assembly, multiple terminals 12 are first placed side by side on the first clamping seat 20 at one time, and then the second clamping seat 30 is placed above the first clamping seat 20. Finally, the second shell 15 is installed on the first shell 14, so that the inner top wall 151 of the second shell 15 presses downward against the second clamping seat 30, and then the second clamping seat 30 and the first clamping seat 20 clamp the terminal 12 to complete the assembly. The double clamping seat structure is used to clamp the terminal 12, which makes the connector assembly more convenient and the assembly efficiency is high.

[0043] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Therefore, any modifications, equivalent replacements, improvements, etc. made to the above embodiments based on the technical practice of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. A connector for easy assembly, comprising a housing formed of an insulating material, a slot provided at the front end of the housing for inserting a circuit board, and a plurality of terminals provided within the housing for extending into the slots, the terminals being electrically connectable to a first circuit board, characterized in that: The shell includes a first shell and a second shell that are detachably connected, the first shell is arranged below the second shell, the slot is arranged between the first shell and the second shell, and a first clamp seat and a second clamp seat are also provided between the first shell and the second shell, the first clamp seat is arranged below the second clamp seat, and a plurality of terminals are arranged side by side between the first clamp seat and the second clamp seat, the first clamp seat is connected to the first shell, and the inner top wall of the second shell presses the second clamp seat downward so that the second clamp seat and the first clamp seat clamp the terminal.

2. The connector for easy assembly according to claim 1, characterized in that: The first clamping seat is connected to the first shell through interference fit.

3. The connector for easy assembly according to claim 2, characterized in that: A convex portion and a concave portion are provided between the first clamping seat and the first shell, and the convex portion and the concave portion are connected by interference fit, so that the first clamping seat and the first shell are connected by interference fit.

4. The connector for easy assembly according to claim 3, characterized in that: The convex portion is integrally formed with the first shell, and the concave portion is arranged on the first clamping seat.

5. The connector for easy assembly according to claim 4, characterized in that: The protrusion is at least one first positioning column, the recess is at least one first positioning groove, and the circumferential outer side wall of the first positioning column is connected with the circumferential inner side wall of the first positioning groove by interference fit.

6. The connector for easy assembly according to claim 5, characterized in that: A second positioning groove is concavely provided on the first positioning post, a second positioning post is convexly provided in the first positioning groove, and the second positioning post can extend into the second positioning groove.

7. The connector for easy assembly according to claim 1, characterized in that: The upper surface of the first clamping seat is provided with a plurality of accommodating grooves arranged at intervals. The accommodating grooves pass through the front and rear surfaces of the first clamping seat, and the terminals can be extended into the accommodating grooves. The lower surface of the second clamping seat is provided with clamping blocks corresponding to the accommodating grooves one by one. The clamping blocks are embedded in the accommodating grooves from top to bottom to clamp the terminals in the accommodating grooves.

8. The connector for easy assembly according to claim 7, characterized in that: The inner wall of the accommodating groove is provided with a first guide portion, and the outer wall of the clamping block is provided with a second guide portion. The first guide portion cooperates with the second guide portion to enable the clamping block to move up and down in the accommodating groove and limit the forward and backward movement of the second clamping seat relative to the first clamping seat.

9. The connector for easy assembly according to claim 8, characterized in that: The first guide portion is a guide rib, and the second guide portion is a guide groove. The guide rib is provided on the inner side wall of the accommodating groove, and the guide groove is provided on the outer side wall of the clamping block.

10. The connector for easy assembly according to any one of claims 1 to 9, characterized in that: A limiting groove corresponding to each terminal is provided on one side of the first shell facing the slot, and a supporting block is protruding upward from the bottom of the limiting groove, and the supporting block abuts against the lower surface of the terminal.

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