CN219371557U - USB adapter with fixing mechanism - Google Patents

Abstract

The utility model relates to the field of USB adapters and discloses a USB adapter with a fixing mechanism, which comprises a shell, wherein a rear rubber core is fixedly arranged at the rear end of the interior of the shell, a contact rubber core is fixedly arranged at the front end of the rear rubber core, a plurality of terminal main bodies are fixedly embedded in the contact rubber core, each terminal main body consists of an access terminal and a clamping lug, the access terminal is arranged at the rear end of the contact rubber core, a plurality of limiting grooves are formed in the rear side of the rear rubber core, a plurality of access terminals penetrate through the limiting grooves, interference clamping heads are fixedly arranged on two sides of each access terminal, and the interference clamping heads are clamped with the limiting grooves. According to the utility model, the clamping lug is arranged at the terminal main body and forms a double-terminal clamping point structure with the clamping spring plate, so that the terminal has the effects of preventing withdrawal and falling, and the interference clamping head and the limiting groove are arranged to limit the access terminal, so that the access terminal is prevented from tilting.

Description

USB adapter with fixing mechanism

Technical Field

The present utility model relates to the field of USB adapters, and in particular, to a USB adapter with a fixing mechanism.

Background

USB (universal serial bus) is a new interface technology applied in the field of computers. The USB interface has the characteristics of faster transmission speed, supporting hot plug and connecting a plurality of devices. Have been widely adopted in various types of external devices. For several years, with the popularity of a large number of personal computers supporting USB, it has been a trend for USB to become a standard interface for personal computers. At the host end, the latest personal computer almost 100% supports USB; devices using USB interfaces are also increasing at the peripheral end, such as digital cameras, scanners, joysticks, tape and floppy drives, image devices, printers, keyboards, mice, etc.

The USB normal connection is by public, female two partial contact pairs of constituteing, accomplish through female, male contact part's the cartridge is connected, is provided with the shell fragment in the upper and lower both sides of female head during the cartridge, and is spacing with public head through the elasticity of shell fragment, but the spacing fixed effect of this kind of structure is not strong enough, and the phenomenon of not hard up back easily appears in the USB joint, in addition, the connecting terminal of current USB interface and PCB board is the direct exposure outside before the installation, easily the atress is buckled to the difficult problem of inserting the PCB board of terminal perk appears. Accordingly, a USB adapter with a fixing mechanism is provided by a person skilled in the art to solve the above-mentioned problems in the related art.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides the USB adapter with the fixing mechanism, wherein the clamping lugs are arranged at the terminal main body of the USB adapter, and the clamping lugs and the original two groups of clamping elastic pieces form a double-terminal clamping point structure, so that the stability of the USB male connector during plugging is effectively improved, the anti-withdrawal and anti-falling effects are achieved, the access terminal is clamped with the limiting groove through the interference clamping head, the micro-interference effect is achieved on the access terminal, and the problem that the access terminal is tilted and is not easy to insert into a PCB is solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the USB adapter with the fixing mechanism comprises a shell, wherein a rear rubber core is fixedly arranged at the rear end of the interior of the shell, a contact rubber core is fixedly arranged at the front end of the rear rubber core, a plurality of terminal main bodies are fixedly embedded in the contact rubber core, and each terminal main body consists of an access terminal and a clamping lug;

the access terminals are arranged at the rear end of the contact rubber core, a plurality of limit grooves are formed in the rear side of the rear rubber core, the access terminals penetrate through the limit grooves, interference chucks are fixedly arranged on two sides of the access terminals, and the interference chucks are clamped with the limit grooves;

through above-mentioned technical scheme, screens lug has formed two terminal stuck point structures with two sets of joint shell fragment originally, can prevent that the public head from coming off, the problem of backing off, and it is spacing that set up interference dop and spacing recess can be to access terminal to prevent access terminal perk.

Further, clamping elastic pieces are fixedly arranged on the upper side and the lower side of the inside of the shell;

through above-mentioned technical scheme, the joint shell fragment can compress tightly the contact portion of public head through the elasticity of shell fragment when USB's public head inserts to play the effect of screens, formed double-clamping point design with the screens lug that sets up, thereby play the effect of preventing moving back.

Further, the upper end face of the contact rubber core is provided with a plurality of clamping grooves, and the upper ends of the clamping lugs extend out of the clamping grooves respectively;

through the technical scheme, the clamping lug can be connected with the terminal of the male head during connection.

Further, the front end of the shell is fixedly provided with a port convex edge;

through the technical scheme, the port protruding edge is convenient to install and limit.

Further, the rear end of the clamping lug extends out of the contact rubber core and is fixedly connected with the access terminal;

through the technical scheme, the clamping lug is communicated with the access terminal.

Further, the convex part of the clamping lug is arc-shaped;

through the technical scheme, the circular arc-shaped clamping lug is convenient for leading in and pulling out the USB male head.

Further, the shell is made of stainless steel;

through the technical scheme, the shell made of stainless steel is corrosion-resistant and long in service life.

Further, the number of the terminal bodies is four;

through above-mentioned technical scheme, two that lie in both sides in four terminal main bodies are anodal wiring and negative pole wiring respectively, and two that lie in the middle part are data positive line and data auxiliary line respectively.

The utility model has the following beneficial effects:

1. when the USB adapter with the fixing mechanism is used, the clamping lugs are arranged at the terminal main body, and the two clamping elastic pieces form a two-terminal clamping point structure with the original two groups of clamping elastic pieces, so that the stability of the USB male connector during plugging is effectively improved, and the USB adapter has the effects of preventing withdrawal and falling.

2. According to the USB adapter with the fixing mechanism, when the USB adapter is used, the interference clamping head is arranged at the access terminal, and the access terminal is clamped with the limiting groove through the interference clamping head, so that a micro-interference effect is achieved on the access terminal, and the problem that the access terminal is tilted and is not easy to insert into a PCB is solved.

Drawings

Fig. 1 is a schematic perspective view of a USB adapter with a fixing mechanism according to the present utility model;

FIG. 2 is a schematic diagram illustrating a reverse direction of a contact rubber core of a USB adapter with a fixing mechanism according to the present utility model;

fig. 3 is an enlarged view at a in fig. 2.

Legend description:

1. a housing; 2. a port flange; 3. contacting the rubber core; 4. a terminal body; 5. a clamping elastic sheet; 6. a rear rubber core; 7. a clamping groove; 8. a clamping lug; 9. an access terminal; 10. a limit groove; 11. interference chucks.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, one embodiment provided by the present utility model is: the utility model provides a from USB adapter of taking fixed establishment, includes shell 1, and the inside of shell 1 is close to the fixed back core 6 that is provided with of rear end department, and the fixed contact rubber core 3 that is provided with of front end of back core 6, the inside fixed embedding of contact rubber core 3 is equipped with a plurality of terminal main parts 4, and terminal main part 4 comprises access terminal 9 and screens lug 8.

The access terminal 9 sets up the rear end at contact rubber core 3, and a plurality of spacing recess 10 have been seted up to the rear side of back rubber core 6, and a plurality of access terminals 9 all run through spacing recess 10, and the both sides of a plurality of access terminals 9 all are fixed to be provided with and interfere dop 11, interfere dop 11 and spacing recess 10 joint.

The inside upper and lower both sides of shell 1 are all fixed and are provided with joint shell fragment 5, joint shell fragment 5 can compress tightly the contact portion of public head through the elasticity of shell fragment when USB's public head inserts, thereby play the effect of screens, form double-clamping-point design with the screens lug 8 that sets up, thereby play the effect of preventing moving back, a plurality of joint recess 7 have been seted up to the up end of contact rubber core 3, the joint recess 7 has been stretched out respectively to the upper end of a plurality of screens lugs 8, screens lug 8 can be connected with the terminal of public head when connecting, the front end of shell 1 is fixed to be provided with port protruding edge 2, port protruding edge 2 is convenient for install spacingly, the rear end of screens lug 8 extends contact rubber core 3 and is fixedly connected with access terminal 9, switch on between screens lug 8 and the access terminal 9, the screens lug 8 bulge is convex, convex screens lug 8 is convenient for let in and pull out USB public head, shell 1 is formed by the preparation of stainless steel, the shell 1 corrosion-resistant that is formed by the preparation of stainless steel, life is long, the quantity of main part 4 is four main part 4, two positive and negative pole and two negative pole data are respectively located in the both sides.

Working principle: when the USB plug is used, the clamping lugs 8 are arranged at the terminal main body 4 and form a double-terminal clamping point structure with the original two groups of clamping elastic pieces 5, the plug-in part of the male plug is clamped through the elasticity of the clamping lugs 8 and the elasticity of the two groups of clamping elastic pieces 5, so that the stability of the USB plug in is effectively improved, the USB plug is prevented from retreating and falling off, the interference clamping head 11 is arranged at the access terminal 9, the access terminal 9 is clamped with the limiting groove 10 through the interference clamping head 11, the access terminal 9 plays a role of micro interference, and the access terminal 9 is limited to prevent the problem that the access terminal 9 is tilted so as not to be easily inserted into a PCB.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims (8)

1. The utility model provides a USB adapter from taking fixed establishment, includes shell (1), its characterized in that: a rear rubber core (6) is fixedly arranged at the rear end of the inner part of the shell (1), a contact rubber core (3) is fixedly arranged at the front end of the rear rubber core (6), a plurality of terminal main bodies (4) are fixedly embedded in the contact rubber core (3), and the terminal main bodies (4) consist of an access terminal (9) and clamping lugs (8);

the access terminal (9) is arranged at the rear end of the contact rubber core (3), a plurality of limit grooves (10) are formed in the rear side of the rear rubber core (6), the access terminal (9) penetrates through the limit grooves (10), interference chucks (11) are fixedly arranged on two sides of the access terminal (9), and the interference chucks (11) are clamped with the limit grooves (10).

2. The USB adapter with self-contained fastening mechanism of claim 1, wherein: the upper side and the lower side of the inside of the shell (1) are fixedly provided with clamping elastic pieces (5).

3. The USB adapter with self-contained fastening mechanism of claim 1, wherein: the upper end face of the contact rubber core (3) is provided with a plurality of clamping grooves (7), and the upper ends of the clamping lugs (8) extend out of the clamping grooves (7) respectively.

4. The USB adapter with self-contained fastening mechanism of claim 1, wherein: the front end of the shell (1) is fixedly provided with a port convex edge (2).

5. The USB adapter with self-contained fastening mechanism of claim 1, wherein: the rear end of the clamping lug (8) extends out of the contact rubber core (3) and is fixedly connected with the access terminal (9).

6. The USB adapter with self-contained fastening mechanism of claim 1, wherein: the protruding part of the clamping lug (8) is arc-shaped.

7. The USB adapter with self-contained fastening mechanism of claim 1, wherein: the shell (1) is made of stainless steel.

8. The USB adapter with self-contained fastening mechanism of claim 1, wherein: the number of the terminal bodies (4) is four.