Anti-pinch connector assembly for automobile
By designing compact anti-clip connector components for automobiles, including injection molded shells and integrated injection molding connections, the problems of complex structure, difficult molding and high cost in the prior art are solved, high-quality molding and stable connection are achieved, and production costs are reduced.
Patent Information
- Application Number
- CN202421875158.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-05
- Publication Date
- 2025-05-23
- Estimated Expiration
- 2034-08-05
AI Technical Summary
The existing anti-clip connector components for automobiles are complex in structure, difficult to form, and do not meet the standards of molding quality, and high production costs.
An anti-clip connector assembly for automobiles including injection molded shells and integrated injection molding connections is designed. It adopts a compact structural design to facilitate molding, and improves injection molding stability and use strength through structural optimization such as preset blocks and bent parts.
It achieves higher molding quality and lower production costs, while improving the stability and use strength of connector components, ensuring the stability of window anti-clip function.
Smart Images
Figure CN222896855U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of connectors, in particular to an anti-pinch connector assembly for automobiles. Background Art
[0002] The window anti-pinch function is a comfort configuration. When the electric door and window glass encounters resistance during closing, it will automatically stop, or change the glass rising stroke to a falling stroke, thereby preventing pinching. To achieve this function, multiple components need to be coordinated, such as drive motors, control circuit boards, sensors, etc. Reasonable connection of these components can ensure the stability of their functions and the convenience of maintenance. The existing anti-pinch connector assembly used to connect the multiple components has a complex structure and is difficult to mold, so that its molding quality does not meet the standard and the production cost is high. Utility Model Content
[0003] In view of the shortcomings of the above-mentioned prior art, the purpose of the utility model is to provide an anti-pinch connector assembly for automobiles which has a more reasonable and compact structural design, is easy to mold, has good molding quality, and can effectively reduce production costs.
[0004] The utility model adopts a technical solution to solve its technical problem. It is an anti-pinch connector assembly for automobiles, comprising an injection-molded shell, and a first transmission terminal and a second transmission terminal which are integrally injection-molded and connected to the injection-molded shell and are arranged in pairs. The injection-molded shell comprises a first base and a second base. The second base is vertically connected to the rear side of the bottom wall of the first base and forms a forward-facing connecting head on the front wall. The lower ends of the first transmission terminal and the second transmission terminal are both extended into the connecting head, and the lower ends of the second transmission terminals are arranged symmetrically on both sides relative to the lower ends of the first transmission terminals. The upper ends of the first transmission terminals and the second transmission terminals pass through the first base front and back to the outside, and the upper ends of the first transmission terminals are also arranged in parallel along the extension direction of the connecting head and bent in the same direction.
[0005] The advantages of adopting the above technical solution are as follows: the lower ends of the first transmission terminal and the second transmission terminal are both arranged in the connector. When in use, the first transmission terminal connects the wiring harness plug and the control circuit board, and the second transmission terminal connects the wiring harness plug and the motor. The control circuit board achieves the purpose of realizing power supply control of the wiring harness plug through the first transmission terminal. The arrangement of the above structure can realize the orderly connection of the multiple components, with high stability, and the connection position of the first transmission terminal and the second transmission terminal will be more compact and more reasonable, thereby realizing structural optimization and higher molding quality. At the same time, the number of molds required for one-piece injection molding is also reduced, and the production cost is reduced. The connector is connected to the front wall surface of the second base forward. This design makes the layout of the connector more reasonable and reduces the vertical occupied space. The upper end of the first transmission terminal is arranged in parallel along the extension direction of the connector and bent in the same direction. Therefore, the upper end of the first transmission terminal will be bent in the same direction to the left or right. This structure is convenient for arranging the control circuit board to improve the connection stability between the control circuit board and the connector assembly, thereby ensuring the stability of the window anti-pinch function.
[0006] Furthermore, the first transmission terminal has an integrated structure, and the lower ends of the first transmission terminals are arranged side by side in the connecting head. A first bending portion continuous in the vertical direction is also provided on the inner side of the lower ends of the first transmission terminals located in the lower row, and the upper ends of the first transmission terminals are also staggered in height.
[0007] The advantages of adopting the above technical solution are as follows: the first transmission terminal is set as an integrated structure, and a corresponding first bending portion is provided, so that the injection molding stability of the first transmission terminal is better, and the lower end and the upper end of the first transmission terminal are respectively arranged side by side up and down and arranged in a staggered manner up and down. This design, on the one hand, makes more reasonable use of the space of the connector compared to the method of setting the lower end to be horizontally side by side, and on the other hand, its upper end can be more conveniently matched with the circuit control board, and the structural design is reasonable.
[0008] Furthermore, the upper end of the first transmission terminal is configured as a second bending portion bent to the left, the inner side of the second bending portion is connected to a third bending portion, the second bending portion and the third bending portion are both configured as right-angle bends, and the third bending portion is arranged horizontally.
[0009] Advantages of the above technical solution: by adopting the right-angled second bending portion and the third bending portion, the upper end of the first transmission terminal has higher strength, the injection molding is also more firm, and the product has good stability in use.
[0010] Furthermore, a preset block is injection molded inside the first base and the second base, and a first supporting portion, a second supporting portion, and a third supporting portion are provided on the preset block. The first supporting portion cooperates with the first bending portion, the second supporting portion cooperates with the third bending portion and is passed through and fixed by the second bending portion, and the third supporting portion is passed through and fixed by the lower end of the first transmission terminal.
[0011] The advantages of adopting the above technical solution are as follows: during injection molding, the preset block is firstly injection molded into one piece with the first transmission terminal, and then the molded component is injection molded into one piece with the injection molded shell to achieve the purpose of secondary injection molding, thereby achieving the purpose of tighter injection molding with the injection molded shell, which can effectively prevent the formation of a gap between the first transmission terminal and the injection molded shell due to thermal expansion and contraction during the injection molding process, and has a good waterproof effect. In addition, the provision of the first support part, the second support part, and the third support part makes the use effect of the first transmission terminal better and the structural design of the preset block more reasonable.
[0012] Furthermore, two elastic arms are relatively provided at the upper ends of the second transmission terminals, a first plate portion is formed at a corresponding position of the first base portion, the first plate portion is provided in a connecting cavity corresponding to the second transmission terminal, and the elastic arms are located in the corresponding connecting cavity.
[0013] The advantages of adopting the above technical solution are as follows: by arranging the elastic arm relatively at the upper end of the second transmission terminal, the elastic arm achieves the purpose of good connection with the motor, and by arranging the first plate portion with a connecting cavity, the purpose of the electrical connection between the motor and the elastic arm being coordinated in the connecting cavity is achieved, the connection will be more convenient and the use will be safer.
[0014] Furthermore, a second plate portion is formed at a corresponding position of the first base portion, the upper end of the first transmission terminal passes through the second plate portion, and the second plate portion is arranged flush with the first plate portion on the side, and a positioning column and a positioning block are respectively formed on the flush side.
[0015] Advantages of adopting the above technical solution: the formation of the second plate portion improves the use strength of the upper end of the first transmission terminal, the setting of the positioning column and the positioning block realizes the stable connection between the upper end of the first transmission terminal and the circuit control board, and the positioning column and the positioning block are respectively arranged on the flush sides of the two, and the molding position is reasonable.
[0016] Furthermore, mounting posts are vertically formed on both side walls of the second base, and mounting hooks are formed at the hollowed-out portion on the rear side wall of the second base.
[0017] The advantages of adopting the above technical solution are as follows: through the arrangement of the mounting clamp column and the mounting hook on the second base, a stable connection between the injection-molded housing and the carrier is achieved, and the formation position is also reasonable. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 It is a cross-sectional view of the overall structure of the utility model;
[0019] Figure 2 It is a schematic diagram of the overall structure of the utility model;
[0020] Figure 3 Another view of the overall structure of the utility model;
[0021] Figure 4 Another view of the overall structure of the utility model;
[0022] Figure 5 This is a schematic diagram of the structure of the first transmission terminal of the utility model;
[0023] Figure 6 This is a schematic diagram of the preset block structure of the utility model;
[0024] Figure 7 It is a schematic diagram of the matching structure of the first transmission terminal and the preset block of the utility model.
[0025] In the figure: 1-injection molded housing, 2-first transmission terminal, 3-second transmission terminal, 4-first base, 5-second base, 6-connector, 7-first bending portion, 8-second bending portion, 9-third bending portion, 10-preset block, 11-first supporting portion, 12-second supporting portion, 13-third supporting portion, 14-elastic arm, 15-first plate portion, 16-connecting cavity, 17-second plate portion, 18-positioning column, 19-positioning block, 20-positioning block, 21-installing hook. DETAILED DESCRIPTION
[0026] In order to more clearly illustrate the embodiments of the utility model and / or the technical solutions in the prior art, the specific implementation methods of the utility model will be described below with reference to the accompanying drawings. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings and other implementation methods can be obtained based on these drawings without creative work. In addition, the orientation only represents the relative position relationship between the components, not the absolute position relationship.
[0027] See also Figures 1 to 7 As shown, an anti-pinch connector assembly for automobiles includes an injection molded shell 1, and a first transmission terminal 2 and a second transmission terminal 3 which are integrally injection molded and connected to the injection molded shell 1 and arranged in pairs, wherein the first transmission terminal 2 is provided with two pairs, i.e. four, and the second transmission terminal 3 is provided with one pair, i.e. two.
[0028] In this embodiment, the injection molded shell 1 includes a first base 4 and a second base 5. The second base 5 is vertically connected to the rear side of the bottom wall of the first base 4 and forms a forward-facing connector 6 on the front wall. The above-mentioned design makes the layout of the connector 6 more reasonable and reduces the vertical occupied space. It should be noted that the connector 6 is also spaced apart from the first base 4. Such a setting can increase the bottom distance between the connector and the first base 4, thereby facilitating the matching of the connector with the wiring harness plug.
[0029] In this embodiment, the lower ends of the first transmission terminal 2 and the second transmission terminal 3 are both extended into the connector 6, and the lower ends of the second transmission terminal 3 are arranged symmetrically on both sides relative to the lower ends of the first transmission terminal 2, and the upper ends of the first transmission terminal 2 and the second transmission terminal 3 are passed through the first base 4 to the outside in front and back, and the upper ends of the first transmission terminal 3 are also arranged in parallel along the extension direction of the connector 6 and bent in the same direction. The lower ends of the first transmission terminal 2 and the second transmission terminal 3 are both arranged in the connector 6. When in use, the first transmission terminal 2 connects the wiring harness plug to the control circuit board, and the second transmission terminal 3 connects the wiring harness plug to the motor. The control circuit board achieves the supply of the wiring harness plug through the first transmission terminal 2. For the purpose of electrical control, the arrangement of the above-mentioned structure can realize the orderly connection of the multiple components with high stability, and the connection position of the first transmission terminal 2 and the second transmission terminal 3 will be more compact and reasonable, thereby realizing structural optimization and higher molding quality. At the same time, it also reduces the number of molds required for one-piece injection molding, reduces production costs, and arranges the upper end of the first transmission terminal 2 into a structure that is arranged in parallel and bent in the same direction along the extension direction of the connector 6. Therefore, the upper end of the first transmission terminal 2 will be bent in the same direction to the left or right. This structure facilitates the arrangement of a control circuit board to improve the connection stability between the control circuit board and the connector assembly, thereby ensuring the stability of the anti-pinch function of the window.
[0030] In the present embodiment, the first transmission terminal 2 is an integrated structure, and the lower end of the first transmission terminal 2 is arranged side by side in the connector 6, and a vertically continuous first bending portion 7 is also provided on the inner side of the lower end of the first transmission terminal 2 located in the lower row, and the upper end of the first transmission terminal 2 is also staggered in height. The first transmission terminal 2 is set as an integrated structure and the corresponding first bending portion 7 is provided, so that the injection molding stability of the first transmission terminal 2 is better, and the lower end and the upper end of the first transmission terminal 2 are respectively arranged side by side and staggered in height. This design method, on the one hand, more reasonably utilizes the space of the connector 6 compared with the method of setting the lower end to be horizontally side by side, and on the other hand, its upper end can be more conveniently matched with the circuit control board, and the structural design is reasonable.
[0031] In this embodiment, the upper end of the first transmission terminal 2 is set to a second bending portion 8 bent to the left, and the inner side of the second bending portion 8 is connected to the third bending portion 9. The second bending portion 8 and the third bending portion 9 are both set to be bent at right angles, and the third bending portion 9 is arranged horizontally. By adopting the matching method of the second bending portion 8 and the third bending portion 9 bent at right angles, the upper end of the first transmission terminal 2 has higher use strength, the injection molding is also more firm, and the product has good use stability.
[0032] In the present embodiment, a preset block 10 is also injection molded in the first base 4 and the second base 5. The preset block 10 is provided with a first supporting portion 11, a second supporting portion 12, and a third supporting portion 13. The first supporting portion 11 cooperates with the first bending portion 7, the second supporting portion 12 cooperates with the third bending portion 9, and is provided for the second bending portion 8 to pass through and fix, and the third supporting portion 13 is provided for the lower end of the first transmission terminal 2 to pass through and fix. During injection molding, the preset block 10 is firstly injection molded into one piece with the first transmission terminal 2, and then the molded component is injection molded into one piece with the injection molded housing 1 to achieve the purpose of secondary injection molding, thereby achieving the purpose of more closely injection molding with the injection molded housing 1 as one piece, which can effectively prevent the formation of a gap between the first transmission terminal 2 and the injection molded housing 1 due to thermal expansion and contraction during the injection molding process, and has a good waterproof effect. In addition, the provision of the first supporting portion 11, the second supporting portion 12, and the third supporting portion 13 makes the use effect of the first transmission terminal 2 better, and the structural design of the preset block 10 is more reasonable.
[0033] In this embodiment, two elastic arms 14 are relatively provided at the upper ends of the second transmission terminals 3, and a first plate portion 15 is formed at a corresponding position of the first base portion 4. A connecting cavity 16 corresponding to the second transmission terminal 3 is provided on the first plate portion 15, and the elastic arm 14 is located in the corresponding connecting cavity 16. By relatively arranging the elastic arms 14 at the upper ends of the second transmission terminals 3, the elastic arms 14 achieve the purpose of good connection with the motor. By providing the first plate portion 15 with the connecting cavity 16, the purpose of the electrical connection between the motor and the elastic arm 14 being matched with the connecting cavity 16 is achieved, and the connection will be more convenient and the use will be safer.
[0034] In the present embodiment, a second plate portion 17 is formed at a corresponding position of the first base portion 4, and the upper end of the first transmission terminal 2 passes through the second plate portion 17, that is, the second bending portion 8 passes through the second plate portion 17. The formation of the second plate portion 17 improves the use strength of the upper end of the first transmission terminal 2, and the second plate portion 17 is arranged flush with the first plate portion 15 on the side. Since the second bending portion 8 is bent in the same direction to the left, the second plate portion 17 is flush with the left side of the first plate portion 15, and a positioning column 18 and a positioning block 19 are respectively formed on the flush side. The positioning column 18 is formed on the left side of the first plate portion 15, and the positioning block 19 is formed on the left side of the second plate portion 17. The arrangement of the positioning column 18 and the positioning block 19 realizes a stable connection between the upper end of the first transmission terminal 2 and the circuit control board, and the positioning column 18 and the positioning block 19 are respectively arranged on the side of the second plate portion 17 that is flush with the first plate portion 15, and the molding position is reasonable.
[0035] In this embodiment, mounting posts 20 are vertically formed on the upper side walls of the second base 5, and mounting hooks 21 are formed in the hollowed-out portion on the rear side walls of the second base 5. By providing the mounting posts 20 and mounting hooks 21 on the second base 5, a stable connection between the injection-molded shell 1 and the carrier is achieved, and the formation position is also reasonable.
[0036] The above contents are further detailed descriptions of the present invention in combination with specific preferred implementations, and the specific implementation of the present invention cannot be considered to be limited to these descriptions. For ordinary technicians in the technical field to which the present invention belongs, several simple deductions or substitutions can be made without departing from the concept of the present invention, which should be regarded as falling within the protection scope of the present invention.
Claims
1. An anti-pinch connector assembly for an automobile, comprising an injection-molded housing (1), and a first transmission terminal (2) and a second transmission terminal (3) which are integrally injection-molded and connected to the injection-molded housing (1) and are arranged in pairs, characterized in that: The injection molded housing (1) comprises a first base (4) and a second base (5), wherein the second base (5) is vertically connected to the rear side of the bottom wall of the first base (4) and forms a forward-facing connection head (6) on the front wall, the lower ends of the first transmission terminal (2) and the second transmission terminal (3) are both inserted into the connection head (6), and the lower ends of the second transmission terminal (3) are arranged symmetrically on both sides relative to the lower ends of the first transmission terminal (2), the upper ends of the first transmission terminal (2) and the second transmission terminal (3) are extended outward from the first base (4), and the upper ends of the first transmission terminal (2) are arranged in parallel along the extension direction of the connection head (6) and are bent in the same direction.
2. The anti-pinch connector assembly for automobile according to claim 1, characterized in that: The first transmission terminal (2) is of an integrated structure, and the lower ends of the first transmission terminals (2) are arranged side by side in the upper and lower parts of the connector (6), and a first bending portion (7) which is continuous in the vertical direction is also provided on the inner side of the lower ends of the first transmission terminals (2) located in the lower row, and the upper ends of the first transmission terminals (2) are also arranged in a staggered manner in terms of height.
3. The anti-pinch connector assembly for automobile according to claim 2, characterized in that: The upper end of the first transmission terminal (2) is configured as a second bending portion (8) bent to the left, the inner side of the second bending portion (8) is connected to a third bending portion (9), the second bending portion (8) and the third bending portion (9) are both configured as right-angle bends, and the third bending portion (9) is arranged horizontally.
4. The anti-pinch connector assembly for automobile according to claim 3, characterized in that: A pre-set block (10) is also injection molded inside the first base (4) and the second base (5), and the pre-set block (10) is provided with a first supporting portion (11), a second supporting portion (12), and a third supporting portion (13); the first supporting portion (11) cooperates with the first bending portion (7), the second supporting portion (12) cooperates with the third bending portion (9) and is passed through and fixed by the second bending portion (8); and the third supporting portion (13) is passed through and fixed by the lower end of the first transmission terminal (2).
5. The anti-pinch connector assembly for automobile according to claim 1, characterized in that: Two elastic arms (14) are arranged opposite to each other at the upper ends of the second transmission terminals (3); a first plate portion (15) is formed at a corresponding position of the first base portion (4); a connecting cavity (16) corresponding to the second transmission terminal (3) is arranged on the first plate portion (15); and the elastic arms (14) are located in the corresponding connecting cavity (16).
6. The anti-pinch connector assembly for automobile according to claim 5, characterized in that: A second plate portion (17) is formed at a corresponding position of the first base portion (4), the upper end of the first transmission terminal (2) protrudes from the second plate portion (17), and the second plate portion (17) and the first plate portion (15) are arranged flush with each other on the side, and a positioning column (18) and a positioning block (19) are respectively formed on the flush side.
7. The anti-pinch connector assembly for automobile according to claim 1, characterized in that: Mounting clamping columns (20) are formed vertically on both side wall surfaces of the second base (5), and mounting clamping hooks (21) are formed at the hollowed-out portion on the rear side wall surface of the second base (5).