DP connector
By adopting a design in which the retaining spring and the outer iron shell are integrally formed in the DP connector, the cost and yield problems caused by the locking component structure are solved, and stable docking and low-cost production are achieved.
Patent Information
- Application Number
- CN202422919916.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-28
- Publication Date
- 2025-11-21
- Estimated Expiration
- 2034-11-28
AI Technical Summary
The existing locking mechanism structure of DP connectors increases manufacturing costs and reduces assembly yield.
It adopts a design that integrates the retaining spring and the outer iron shell, achieves stable connection through the hook part, and reduces costs through stamping.
It achieved a stable docking state, while reducing manufacturing costs, increasing production yield, and improving assembly convenience.
Smart Images
Figure CN223583300U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the technical field of electric connector, especially a DP connector. BACKGROUND
[0002] The connector is a component that electronic engineering technicians often contact, which is used to build a bridge between the broken place in the circuit or the isolated circuit, so that the current flows and the circuit realizes the predetermined function. The Displayport connector (DP connector for short) is a digital video interface standard developed by the PC and chip manufacturer alliance and standardized by the Video Electronics Standards Association (VESA), which is mainly used for the connection between the video source and the display device, and also supports carrying audio, USB and other forms of data.
[0003] In the prior art, in order to ensure that the DP connector can maintain a stable docking state during docking, some DP connectors increase the design of a locking piece, which is an external stamping part and is assembled to the DP connector, and is provided with an unlocking pressing structure. This structure not only increases the manufacturing cost, but also greatly reduces the assembly yield. Therefore, how to solve the problems caused by the above-mentioned locking structure is an urgent problem to be solved by the related industry. SUMMARY
[0004] The utility model discloses a DP connector, which has a locking function to maintain a stable docking state, and is made by an integrated locking spring piece, which can greatly reduce the manufacturing cost, increase the production yield and facilitate assembly.
[0005] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme:
[0006] A DP connector comprises:
[0007] An insulating main body, which is provided with a plug-in cavity at the front end;
[0008] A plurality of terminals, which are accommodated in the insulating main body; the terminals have contact parts, and the contact parts of the plurality of terminals are exposed on the inner side of the plug-in cavity;
[0009] An outer iron shell, which covers the insulating main body, and is provided with a notch and a locking spring piece led out from the corresponding side wall of the notch; the locking spring piece is located in the notch, and the front end of the locking spring piece is provided with a hook part exposed from the outer iron shell; the outer iron shell is a stamping part, and the locking spring piece is stamped together with the outer iron shell.
[0010] Further, the outer iron shell is a square frame, and the two locking spring pieces are symmetrically arranged on the upper side of the outer iron shell.
[0011] The above scheme further is that the buckling spring is a suspension arm-shaped body formed by bending downward the excess material cut off when the outer iron shell is provided with a notch, and the buckling spring is embedded in the pre-set avoiding groove of the insulating body in a side-standing mode after being bent.
[0012] The above scheme further is that the buckling spring is a suspension arm-shaped body formed by bending downward the excess material cut off when the outer iron shell is provided with a notch, and the buckling spring is embedded in the pre-set avoiding groove of the insulating body in a side-standing mode after being bent.
[0013] The above scheme further is that the buckling spring is a suspension arm-shaped body formed by bending downward the excess material cut off when the outer iron shell is provided with a notch, and the buckling spring is embedded in the pre-set avoiding groove of the insulating body in a side-standing mode after being bent.
[0014] The above scheme further is that the buckling spring is a suspension arm-shaped body formed by bending downward the excess material cut off when the outer iron shell is provided with a notch, and the buckling spring is embedded in the pre-set avoiding groove of the insulating body in a side-standing mode after being bent.
[0015] The above scheme further is that the buckling spring is a suspension arm-shaped body formed by bending downward the excess material cut off when the outer iron shell is provided with a notch, and the buckling spring is embedded in the pre-set avoiding groove of the insulating body in a side-standing mode after being bent.
[0016] The above scheme further is that the buckling spring is a suspension arm-shaped body formed by bending downward the excess material cut off when the outer iron shell is provided with a notch, and the buckling spring is embedded in the pre-set avoiding groove of the insulating body in a side-standing mode after being bent. BRIEF DESCRIPTION OF DRAWINGS
[0017] ATTACHMENT Figure 1 It is a structure schematic view of a preferred embodiment of the utility model;
[0018] ATTACHMENT Figure 2 It is a structure schematic view of a preferred embodiment of the utility model; Figure 1 It is a structure exploded view of an embodiment;
[0019] ATTACHMENT Figure 3 It is a structure schematic view of a preferred embodiment of the utility model; Figure 1 It is a structure schematic view of an outer iron shell of an embodiment;
[0020] ATTACHMENTFigure 4 For Figure 1 Insulation body structure schematic diagram of the embodiment;
[0021] Attached Figure 5 Assembled schematic diagram of the utility model. DETAILED DESCRIPTION
[0022] The concept, specific structure and technical effects of the utility model will be further described below in combination with the drawings, so as to fully understand the purpose, features and effects of the utility model.
[0023] It should be noted that in the description of the utility model, the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and other terms indicating the direction or positional relationship are based on the direction or positional relationship shown in the drawings, which is only for the convenience of description, and does not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model.
[0024] Referring to Figure 1 , 2 , 3, 4, 5, which is a preferred embodiment schematic diagram of the utility model, the utility model relates to a DP connector for docking with an external docking connector, which comprises: an insulating body 1, a plurality of terminals 2 and an outer iron shell 3; the front end of the insulating body is recessed backward to form a plug-in cavity 11, and the plug-in cavity 11 is adapted for the insertion and connection of the tongue of the external docking connector. A plurality of terminals 2 are accommodated in the insulating body 1, and the terminals 2 have contact portions 21, and the contact portions 21 of the plurality of terminals are exposed on the inner side surfaces of the plug-in cavity 11, used for electrically conductive connection with the external docking connector. In this embodiment, the plurality of terminals 2 are arranged side by side and have soldering feet 22 extending from the rear end of the insulating body 1 for soldering on the upper plate; and the contact portions 21 of the plurality of terminals are divided into two rows and then extend into the plug-in cavity 11 and are exposed on the upper and lower inner side surfaces of the plug-in cavity 11, so as to contact and conduct with the conductors on the upper and lower side surfaces of the tongue of the external docking connector, achieving signal transmission. The outer iron shell 3 covers the insulating body 1 and plays a holding role, and the outer iron shell 3 is used together with the insulating body 1 to dock with the external docking connector, increasing the structural strength and wear resistance. A notch 31 and a retaining spring 32 extending from the corresponding side wall of the notch 31 are provided on the outer iron shell 3, and the retaining spring is located in the notch 31 and can be self-adaptively moved. A hook portion 321 is provided at the front end of the retaining spring and exposed from the outer iron shell 3, so as to form a anti-unhooking connection when the DP connector is used for docking, enabling the DP connector to maintain a stable docking state when used. The outer iron shell 3 is a stamping part, and the retaining spring 32 is stamped together with the outer iron shell 3, which can greatly reduce the manufacturing cost, increase the production yield, and facilitate assembly.
[0025] Figure 1 、 2 , 3, 5, in the embodiment, the outer iron shell 3 is a square frame body, matching the wrapping insulation body 1, the buckling elastic sheet 32 has two and symmetrically arranged on the upper side of the outer iron shell 3. The hook portion 321 is a protrusion with an inclined surface, which is beneficial to plug-in. Further, the buckling elastic sheet 32 is a suspension arm-shaped body formed by bending downward the excess material cut off when the notch 31 of the outer iron shell 3 is opened, supported by the bending point as the root, the suspension free end of the buckling elastic sheet 32 extends forward, and the hook portion 321 is located on the suspension free end, which is an integral structure, convenient to manufacture, and has good structure. The buckling elastic sheet 32 has corresponding self-adaptive floating elasticity, which is beneficial to locking and unlocking. In the embodiment, the buckling elastic sheet 32 is bent and embedded in the pre-set avoidance groove 12 of the insulation body 1 in a side-standing manner, the avoidance groove 12 provides an avoidance space, and the buckling elastic sheet 32 is adapted to move. In the embodiment, the buckling zone of the buckling elastic sheet 32 forms a resisting portion 322, the resisting portion 322 forms a limiting connection with the corresponding end of the avoidance groove 12, increases the assembly connection relationship between the outer iron shell 3 and the insulation body 1, and supports the root of the buckling elastic sheet 32, prevents deformation, ensures the effectiveness of plug-in, better plug-in force, and long service life.
[0026] Figure 1 、 2 , 3, 5, in the embodiment, the outer iron shell 3 is made of sheet stamping, and a connecting arm 33 is protruded rearward at the rear end of the outer iron shell 3, and a fixed foot 331 protruding downward is arranged at the protruding end of the connecting arm 33, the fixed foot is used for upper plate welding, improves the assembly performance, and can obtain corresponding grounding effect, has good shielding function, improves the use performance and transmission performance of the DP connector. Figure 5 As shown, when assembled and used, the fixed foot 331 is inserted into the corresponding mounting hole of the circuit board 4, plays a positioning role, helps the welding feet 22 of the terminals to be aligned with the welding points on the circuit board 4, and is beneficial to automatic assembly; finally, the fixed foot 331 and the welding feet 22 of the terminals are welded on the circuit board 4, to obtain stable and firm assembly connection.
[0027] Figure 1 、 2, 4, 5, in the embodiment, the insulating body 1 is composed of the front section 13 and the rear section 14, the avoidance groove 12 is distributed on the front section 13 and the rear section 14, the plug-in cavity 11 penetrates the front and rear ends of the front section 13, the terminal 2 is fixed on the rear section 14, and the contact part 21 of the terminal 2 protrudes into the plug-in cavity 11 in the front section 13; the outer iron shell 3 covers the front section 13 and the rear section 14 to form a whole. Further, the rear section 14 is composed of the base 141 and the upper cover 142, the terminal 2 is embedded between the base 141 and the upper cover 142; the sleeve interface 131 is arranged at the rear end of the front section 13, the hooks 132 are arranged on the left and right side walls of the sleeve interface 131, and the clamping plates 133 are arranged on the upper and lower side walls of the sleeve interface 131; the front end of the rear section 14 is correspondingly provided with the hanging groove 143 and the clamping recess 144, and the axial anti-disengagement connection between the front section 13 and the rear section 14 is established through the buckling of the hooks 132 and the hanging groove 143 and the cooperation and clamping connection of the clamping plates 133 and the clamping recess 144. The structure further optimizes the assembly structure of the DP connector, can greatly reduce the manufacturing cost, increase the production yield, and is more convenient to assemble. In the embodiment, the front section 13 and the rear section 14 are axially connected to form a whole, then the outer iron shell 3 covers the insulating body 1, and the anti-disengagement buckles 34 are arranged on the upper and lower sides of the outer iron shell 3, the anti-disengagement buckles 34 are made through local stamping of the outer iron shell 3, after assembly, the anti-disengagement buckles 34 are bent inward and clamped into the recess holes 15 arranged on the insulating body 1, to form anti-disengagement buckling, so that the outer iron shell 3 and the insulating body 1 are stably connected to form a whole. In the embodiment, the anti-disengagement buckles 34 are arranged relatively rearward, the recess holes 15 are arranged on the rear section 14 and are relatively rearward from the limiting connection points of the avoidance groove 12 and the resisting part 322, which is helpful for automatic assembly and effectively protects the buckling elastic sheet 32 and the clamping hook part 321 from being damaged by external force during assembly.
[0028] The anti-disengagement buckles are directly constructed on the outer iron shell, the front end of the anti-disengagement buckles is provided with the clamping hook part exposed from the outer iron shell, the clamping hook part is used for forming anti-disengagement buckling when the DP connector is used in butt joint, so that the DP connector can maintain a stable butt joint state during use; when separation is needed, the clamping hook part is automatically withdrawn from buckling by overcoming the elastic force of the anti-disengagement buckles, without pressing the unlocking, which is convenient to use; and the anti-disengagement buckles are integrally formed with the outer iron shell, which can greatly reduce the manufacturing cost, increase the production yield, is more convenient to assemble, and improves the practical performance of the DP connector.
[0029] Although the preferred embodiments of the present application have been described in detail above with reference to the accompanying drawings, the present application should not be limited to the structure and operation described above and shown in the drawings, and those skilled in the art can make many equivalent improvements and changes to the above embodiments without departing from the concept and scope of the present application through logical analysis, reasoning or limited experiments, but these improvements and changes should all belong to the scope of the present application.
Claims
1. A DP connector, characterized by, The utility model relates to an electrical connector, comprising: an insulating body (1) having a front end recessed to form a plug cavity (11) at the back end; a plurality of terminals (2) accommodated in the insulating body (1), the terminals (2) having contact portions (21) exposed on the inner side of the plug cavity (11); an outer iron shell (3) covering the insulating body (1), the outer iron shell (3) having a notch (31) and a clamping spring (32) extending from the corresponding side wall of the notch (31), the clamping spring (32) being located in the notch (31) and having a hook portion (321) exposed from the outer iron shell (3) at the front end, the outer iron shell (3) being a stamping part, and the clamping spring (32) being stamped together with the outer iron shell (3).
2. The DP connector of claim 1, wherein, The outer iron shell (3) is a square frame, and the clamping springs (32) are symmetrically arranged on the upper side of the outer iron shell (3).
3. The DP connector according to claim 1 or 2, characterized in that, The clamping spring (32) is a hanging arm-shaped body formed by bending downward the excess material cut off when the notch (31) is formed in the outer iron shell (3), and the clamping spring (32) is embedded in a pre-designed avoiding groove (12) of the insulating body (1) in a side-standing manner after being bent.
4. The DP connector of claim 3, wherein, The bent area of the clamping spring (32) forms a resisting portion (322) in limiting connection with the corresponding end of the avoiding groove (12).
5. The DP connector according to claim 1 or 2, wherein The rear end of the outer iron shell (3) is protrudingly provided with a connecting arm (33), and a fixing foot (331) protruding downward is arranged at the protruding end of the connecting arm (33), and the fixing foot is used for welding with the upper plate.
6. The DP connector of claim 1, wherein, The insulating body (1) is composed of a front section (13) and a rear section (14) in an axial combination, the plug cavity (11) penetrates through the front and back ends of the front section (13), the terminals (2) are fixed on the rear section (14), and the contact portions (21) of the terminals (2) protrude into the plug cavity (11) in the front section (13); and the outer iron shell (3) covers the front section (13) and the rear section (14) at the same time.
7. The DP connector of claim 6, wherein, The rear section (14) is composed of a base (141) and an upper cover (142), and the terminals (2) are embedded between the base (141) and the upper cover (142); a sleeve interface (131) is arranged at the back end of the front section (13), hooks (132) are arranged on the left and right side walls of the sleeve interface (131), and clamping plates (133) are arranged on the upper and lower side walls of the sleeve interface (131); a hanging groove (143) and a clamping recess (144) are correspondingly arranged at the front end of the rear section (14), and the axial anti-disengagement connection between the front section (13) and the rear section (14) is established through the buckling connection of the hooks (132) and the hanging groove (143) and the cooperative clamping connection of the clamping plates (133) and the clamping recess (144).