Stable contact USB connector

Abstract

The utility model discloses a USB (Universal Serial Bus) connector with stable contact, which comprises a shell which is arranged as an external shell structure of the USB connector, is of a shell structure connected with an equipment port and is used for assisting the installation and connection of the connector at a signal contact; a mounting groove is formed in the shell, the mounting groove penetrates through the interior of the shell, one side of the shell is connected with a terminal shell in a clamped mode, and the terminal shell is arranged to be of a T-shaped plate body structure. According to the USB connector with stable contact, the overall structure of the signal contact terminal is hidden in the terminal shell, so that the phenomenon of poor contact caused by deformation of the signal contact terminal due to inclined insertion of an operator is avoided, and meanwhile, the strength of the signal contact terminal is further improved while stable installation is facilitated by adding the opening of the terminal shell; the phenomenon of distortion and deformation is further avoided, protection is provided for the whole stable installation of the signal contact terminal, and the kneeling PIN state of the signal contact terminal is avoided.

Description

Technical Field

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

[0002] Universal Serial Bus is a serial bus standard and a technical specification for input and output interfaces. It is widely used in information and communication products such as personal computers and mobile devices, and has been extended to other related fields such as photographic equipment, digital televisions, and game consoles. The existing USB connector is connected to the middle spacer through the ground terminal to form a complete ground loop.

[0003] When the male and female are mating, the operator will inevitably insert the USB connector obliquely during the assembly and mating of the male and female. Due to the operator's incorrect insertion, the USB connector's model terminal terminal insertion will appear PIN-kneed, and the current contact area terminals are the same width as a whole, with stable pulling strength, prone to deformation and distortion, and the problem of contact upturn is very likely to occur. Utility Model Content

[0004] The utility model aims to provide a USB connector with stable contact, so as to solve the problem that the operator may inevitably insert the USB connector in a tilted manner during the assembly and mating of the male and female connectors as mentioned in the background art. Due to the operator's incorrect insertion, the insertion of the model terminal of the USB connector may be PIN-kneed. In addition, the terminals in the current contact area are of the same width as a whole, and the pulling strength is stable, but they are easily deformed and twisted, and the contact is easily warped.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a USB connector with stable contact, comprising a shell, which is set as an external shell structure of the USB connector, the shell is a shell structure of a connecting device port, and is used to assist the connector in the installation and connection of a signal contact;

[0006] The shell has an installation slot inside, and the installation slot runs through the shell. A terminal housing is connected to one side of the shell, and the terminal housing is configured as a T-shaped plate structure. A contact connection assembly is configured inside the terminal housing to assist the signal contact device inside the terminal housing to be stably connected, and the arm is busy over-extruding the signal contact.

[0007] A reflux cap is located on one side of the shell and is snap-connected. Three positioning blocks are arranged on the surface of the side of the reflux cap that contacts the shell, and the three positioning blocks are staggered and inserted into the installation groove. Two positioning blocks of equal height are arranged in parallel on the surface of the terminal shell, and the other positioning block is inserted into the opening inside the terminal shell and is snap-connected. One end of the positioning block is snap-connected with the middle opening of the terminal shell.

[0008] By adopting the above technical solution, the signal contact installation can be kept stable and limited, which is convenient for stable output of signal data.

[0009] Preferably, positioning frames are symmetrically arranged on both sides of the shell, and the positioning frames and the shell form a T-shaped structure, and the positioning frames are arranged close to the side wall surface of the shell on one side of the terminal shell.

[0010] By adopting the above technical solution, the outer shell cooperates with the positioning frame to provide stable limiting for the connection of external equipment.

[0011] Preferably, a rectangular opening is provided at the opening where the terminal housing is inserted into the installation groove, and the rectangular opening of the terminal housing is snap-connected with the positioning block.

[0012] By adopting the above technical solution, a stable installation connection is maintained through the snap connection between the terminal housing and the installation groove.

[0013] Preferably, the contact connection assembly comprises:

[0014] A connecting groove is arranged inside the terminal housing, and the interior of the connecting groove is arranged as a U-shaped structure with a transverse opening;

[0015] The signal contact terminals are equidistantly mounted inside the connection slot, and the surfaces of the signal contact terminals abut against the surface of the terminal housing;

[0016] A thinned end, which is disposed at one end of the signal contact terminal, and the thinned end abuts against a port at a longer end of the U-shaped structure of the connecting groove;

[0017] The width groove is arranged on the surface of the signal contact terminal, and the width groove is arranged parallel to the inner wall surface of the connecting groove.

[0018] By adopting the above technical solution, as the contact connection assembly is installed, the installation of the signal contact terminal is limited.

[0019] Preferably, one end of the U-shaped structure of the connecting groove is longer than the other end, and a groove for engaging and connecting with the thinned end is provided in the U-shaped structure port at the longer end of the connecting groove.

[0020] By adopting the above technical solution, a groove is set at a port on one side of the connecting groove, and the connection with the thinned end is locked and maintained stably.

[0021] Preferably, the thinned end is arranged in parallel with the two positioning blocks, and the positioning block and the reflux cap are in a T-shaped structure.

[0022] By adopting the above technical solution, the positioning block and the reflux cap cooperate to maintain a stable limited installation process.

[0023] Preferably, the width groove is arranged at the bottom end of the signal contact terminal, and the signal contact terminal passes through one side of the terminal housing.

[0024] By adopting the above technical solution, the width groove is set to prevent the signal contact terminal from excessively contacting the inside of the terminal housing.

[0025] Compared with the prior art, the utility model has the following beneficial effects: the USB connector with stable contact:

[0026] 1. When in use, the overall structure of the signal contact terminal is hidden in the terminal housing to prevent the operator from tilting the insertion to cause deformation of the signal contact terminal and the occurrence of poor contact. At the same time, by increasing the opening of the terminal housing to facilitate stable installation, the strength of the signal contact terminal itself is further improved to further avoid distortion and deformation, providing protection for the overall stable installation of the signal contact terminal and avoiding the signal contact terminal from being in a kneeling PIN state;

[0027] 2. By thinning the end portion at one end of the signal contact terminal to form a thinned end, the thinned end is conveniently inserted into the bottom end of the groove of the internal port of the connecting slot, thereby maintaining the signal contact terminal for stable installation. The width grooves arranged at the bottom end of the signal contact terminal are arranged with different widths, so that the installation of the signal contact terminal and the terminal housing reduces the deformation or distortion of the signal contact terminal. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 This is a schematic diagram of the overall external three-dimensional structure of the utility model;

[0029] Figure 2 This is a schematic diagram of the overall split three-dimensional structure of the utility model;

[0030] Figure 3 This is a schematic diagram of the overall internal side section stereoscopic structure of the utility model;

[0031] Figure 4 This is a schematic diagram of the overall internal three-dimensional structure of the utility model;

[0032] Figure 5 This is a schematic diagram of the three-dimensional structure of the terminal housing and the positioning block installation of the utility model;

[0033] Figure 6 It is a schematic diagram of the three-dimensional structure of the terminal housing and the signal contact terminal of the utility model.

[0034] In the figure: 1. shell; 2. mounting groove; 3. terminal housing; 4. connection groove; 5. signal contact terminal; 6. thinned end; 7. width groove; 8. positioning block; 9. return cap; 10. positioning frame. DETAILED DESCRIPTION

[0035] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0036] See also Figure 1-6 , the utility model provides a technical solution: a USB connector with stable contact, comprising a shell 1, a mounting slot 2, a terminal housing 3, a connection slot 4, a signal contact terminal 5, a thinned end 6, a width groove 7, a positioning block 8, a reflow cap 9 and a positioning frame 10;

[0037] Wherein, the housing 1 is configured as an external housing structure of the USB connector, the housing 1 is a housing structure for connecting a device port, and is used to assist the connector in the installation and connection of the signal contact, and positioning frames 10 are symmetrically arranged on both sides of the housing 1, and the positioning frames 10 and the housing 1 form a T-shaped structure, and the positioning frames 10 are arranged on the side wall of the housing 1 close to the terminal housing 3;

[0038] An installation slot 2 is provided inside the housing 1, and the installation slot 2 runs through the housing 1. A terminal housing 3 is connected to one side of the housing 1, and the terminal housing 3 is set as a T-shaped plate structure. A contact connection component is provided inside the terminal housing 3 to assist the signal contact device inside the terminal housing 3 to be stably connected, and the arm is busy over-extruding the signal contact. A rectangular opening is provided at the opening where the terminal housing 3 is inserted into the installation slot 2, and the rectangular opening of the terminal housing 3 is connected with the positioning block 8 by snapping.

[0039] A reflux cap 9 is located on one side of the housing 1 and is snap-connected. Three positioning blocks 8 are arranged on the surface of the side of the reflux cap 9 that contacts the housing 1, and the three positioning blocks 8 are staggered and inserted into the mounting groove 2. Two positioning blocks 8 of equal height are arranged in parallel on the surface of the terminal housing 3, and another positioning block 8 is inserted into the opening inside the terminal housing 3 and snap-connected. One end of the positioning block 8 is snap-connected with the middle opening of the terminal housing 3.

[0040] In conjunction with the accompanying drawings Figure 1-6 As shown, the installation slot 2 provided inside the housing 1 provides installation space for the entire device, wherein the terminal housing 3 and the positioning block 8 are provided with limited installation inside the installation slot 2, such as Figure 1-4 As shown, the positioning block 8 is arranged on the surface of the reflux cap 9. Figure 2As shown, three positioning blocks 8 are arranged in a V shape, and the single positioning block 8 located at the bottom is inserted into the opening of the terminal housing 3 to maintain a stable connection. The positioning frames 10 arranged on both sides of the housing 1 are used to connect the external structure. A stepped concave-convex structure is arranged at the connection between the side wall of the housing 1 and the terminal housing 3 to limit the engagement connection of the convex structure on the side wall of the terminal housing 3, as shown in FIG. Figure 1-2 As shown, the terminal housing 3 is made of plastic, and a protrusion structure is provided at the upper end of the terminal housing 3 to be engaged with the groove of the housing 1. Figure 1 As shown;

[0041] The contact connection assembly includes:

[0042] The connecting groove 4 is arranged inside the terminal housing 3, and the inside of the connecting groove 4 is arranged as a U-shaped structure with a transverse opening, one end of the U-shaped structure of the connecting groove 4 is longer than the other end, and a groove for engaging and connecting with the thinned terminal 6 is arranged in the U-shaped structure port at the longer end of the connecting groove 4;

[0043] The signal contact terminals 5 are equidistantly mounted inside the connection slot 4, and the surfaces of the signal contact terminals 5 abut against the surface of the terminal housing 3;

[0044] A thinned end 6 is disposed at one end of the signal contact terminal 5, and the thinned end 6 abuts against a port at a longer end of the U-shaped structure of the connecting slot 4, the thinned end 6 is disposed in parallel with two positioning blocks 8, and the positioning blocks 8 and the reflux cap 9 form a T-shaped structure;

[0045] A width groove 7 is provided on the surface of the signal contact terminal 5, and the width groove 7 is provided in parallel with the inner wall surface of the connection groove 4, the width groove 7 is provided at the bottom end of the signal contact terminal 5, and the signal contact terminal 5 passes through one side of the terminal housing 3;

[0046] In conjunction with the accompanying drawings Figure 1-6 As shown, the connection groove 4 arranged inside the terminal housing 3 is a U-shaped structure with a transverse opening, such as Figure 3 As shown, the U-shaped structure of the transverse opening of the connecting slot 4 is used to install the signal contact terminal 5. The thinned end 6 provided at one end of the signal contact terminal 5 is convenient for being inserted into the groove at one end of the connecting slot 4 provided inside the terminal housing 3. Figure 3 As shown, the width groove 7 at the bottom of the signal contact terminal 5 is changed to have different widths in different areas, which effectively reduces the deformation or twisting of the signal contact terminal 5 during the insertion process and maintains the stability of the contact of the signal contact terminal 5.

[0047] Working principle: When using the USB connector with stable contact, a thinned end 6 is set at the top of the signal contact terminal 5, and a wide groove 7 located at the bottom end of the surface of the signal contact terminal 5 is used to cooperate with the connecting groove 4 set inside the terminal shell 3 to maintain stable installation. The V-shaped opening set inside the connecting groove 4 of the terminal shell 3 is engaged with the thinned end 6 to avoid the wear of the upper positioning block 8 or the shell 1 caused by excessive insertion of the signal contact terminal 5, thereby increasing the stability of the installation of the signal contact terminal 5 and the terminal shell 3. At the same time, the positioning block 8 is located in the middle opening of the terminal shell 3 and contacts with the top to maintain stable contact and installation between the terminal shell 3 and the shell 1. The groove structure set on both sides of the terminal shell 3 is engaged with the shell 1 to facilitate stable installation of the shell 1 and the terminal shell 3. The positioning frames 10 located on both sides of the shell 1 are convenient for installation limitation with other USB shells, effectively maintaining the effect of stable connection and increasing the overall practicality.

[0048] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A USB connector with stable contact, comprising: The housing (1) is configured as an external housing structure of a USB connector, the housing (1) being a housing structure for connecting a device port and used to assist the connector in mounting and connecting a signal contact; The invention is characterized in that: a mounting groove (2) is provided inside the housing (1), and the mounting groove (2) penetrates the inside of the housing (1); a terminal housing (3) is snap-connected to one side of the housing (1), and the terminal housing (3) is configured as a T-shaped plate structure; a contact connection assembly is provided inside the terminal housing (3) for assisting the inside of the terminal housing (3) to achieve stable connection for the signal contact device, so as to prevent the signal contact from being excessively squeezed; A reflux cap (9) is located on one side of the housing (1) and is snap-connected thereto; three positioning blocks (8) are arranged on the surface of the side of the reflux cap (9) that contacts the housing (1); the three positioning blocks (8) are arranged in a staggered manner and inserted into the interior of the mounting groove (2); two positioning blocks (8) of equal height are arranged in parallel on the surface of the terminal housing (3); another positioning block (8) is inserted into the internal opening of the terminal housing (3) and is snap-connected thereto; one end of the positioning block (8) is snap-connected thereto with the middle opening of the terminal housing (3).

2. A USB connector with stable contact according to claim 1, characterized in that: Positioning frames (10) are symmetrically arranged on both sides of the housing (1), and the positioning frames (10) and the housing (1) form a T-shaped structure, and the positioning frames (10) are arranged on the side wall surface of the housing (1) close to one side of the terminal housing (3).

3. A USB connector with stable contact according to claim 1, characterized in that: The opening of the terminal housing (3) inserted into the installation groove (2) is provided with a rectangular opening, and the rectangular opening of the terminal housing (3) is snap-fitted and connected with the positioning block (8).

4. A USB connector with stable contact according to claim 1, characterized in that: The contact connection assembly comprises: A connecting groove (4) is arranged inside the terminal housing (3), and the interior of the connecting groove (4) is arranged as a U-shaped structure with a transverse opening; Signal contact terminals (5) are equidistantly mounted inside the connection slot (4), and the surface of the signal contact terminals (5) abuts against the surface of the terminal housing (3); A thinned end (6) disposed at one end of the signal contact terminal (5), and the thinned end (6) abuts against a port at a longer end of the U-shaped structure of the connecting slot (4); A width groove (7) is arranged on the surface of the signal contact terminal (5), and the width groove (7) is arranged parallel to the inner wall surface of the connection groove (4).

5. A USB connector with stable contact according to claim 4, characterized in that: One end of the U-shaped structure of the connecting groove (4) is longer than the other end, and a groove for engaging and connecting with the thinned end head (6) is provided in the U-shaped structure port at the longer end of the connecting groove (4).

6. A USB connector with stable contact according to claim 4, characterized in that: The thinned end (6) and the two positioning blocks (8) are arranged in parallel, and the positioning blocks (8) and the reflux cap (9) are in a T-shaped structure.

7. A USB connector with stable contact according to claim 4, characterized in that: The width groove (7) is arranged at the bottom end of the signal contact terminal (5), and the signal contact terminal (5) passes through one side of the terminal housing (3).

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