CN201515050U

CN201515050U - USB equipment

Info

Publication number: CN201515050U
Application number: CN2009202056082U
Authority: CN
Inventors: 陈伟镇
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-10-13
Filing date: 2009-10-13
Publication date: 2010-06-23
Anticipated expiration: 2019-10-13

Abstract

The embodiment of the utility model discloses USB equipment, comprising a shell, a PCB arranged in the shell and a USB metal cap. The USB equipment is characterized in that the shell is provided with at least one opening; the PCB comprises an extending part extending out of the shell from the opening of the shell; one end of the extending part of the PCB, away from the shell, is provided with a gold finger; the front surface and the back surface of the extending part of the PCB are respectively provided with a clamping piece; the two clamping pieces clamp and fix the extending part of the PCB, wherein the clamping piece positioned on the plane of the gold finger exposes the gold finger; the USB metal cap is sheathed on the two clamping pieces, encloses the gold finger and the two clamping pieces and forms a USB male connector with the gold finger and the clamping pieces. The USB equipment does not need an integrated USB male connector, thus saving the assembling time of the USB male connector, reducing the cost, and simultaneously being capable of overcoming the defects that the equipment is easy to be dirt and damaged due to the exposing of the gold finger.

Description

A kind of USB device

Technical field

The utility model relates to electronic technology field, relates in particular to a kind of USB device.

Background technology

USB (Universal Serial BUS, USB) equipment is used widely, and along with popularizing of computer, uses the equipment of USB interface also to grow with each passing day, and particularly for example USB flash disk, card reader etc. almost are one of staff, and huge demand is arranged.Manufacturer constantly improves production technology, increases output, reduces cost, and to better meet market demand, improves product competitiveness.

In a kind of prior art scheme, the USB male comprises golden finger and USB metal cap, and is formed in one, and described USB male is welded in printed circuit board (PCB), and (Printed Circuit Board PCB) on the plate, and adds that shell constitutes USB device.In this kind technical scheme, the assembling of USB male need manually be finished with welding, brings the labour cost height thus, and speed is slow, defect of high cost.

For solving the problem of such scheme, people have proposed another kind of prior art scheme, the pcb board of USB device is extended formation USB golden finger, make that the pcb board and the USB golden finger of USB device are one, and outside the pcb board and USB golden finger of described one, put the USB shell, make the exposed USB device of a kind of golden finger.At present, people often adopt this method to prepare USB flash disk and card reader.But this USB device exists to be connected not tightly with computer USB interface in actual applications, causes the golden finger problem of short-circuit easily, and owing to golden finger exposes outside, causes golden finger to be scratched easily, is made dirty by greasy dirt etc.

The utility model content

In view of this, the utility model provides a kind of USB device, neither needs special USB head, saves cost, can make the compactness that is connected of USB device and computer USB interface simultaneously again, avoids the easy problem of short-circuit of golden finger.

The utility model embodiment provides a kind of USB device, comprise housing, place pcb board and USB metal cap in the housing, described housing is provided with at least one opening, described pcb board comprises from the opening of described housing and extends extension outside the housing, described pcb board extension is being provided with golden finger away from described housing one end, the positive and negative of described pcb board extension respectively is provided with an intermediate plate, two intermediate plates are with described pcb board extension clamping, the intermediate plate that wherein is positioned at golden finger place face exposes golden finger, described USB metal cap is socketed on two intermediate plates, surround described golden finger and two intermediate plates, to constitute the USB male jointly with described golden finger and intermediate plate.

USB device of the present utility model does not need integrated USB male, saved USB installation time, reduced cost, realized that use USB metal cap coats described golden finger not needing to change under the situation of housing in addition, not only make the compactness that is connected of described USB device and computer USB interface, avoided the easy problem of short-circuit of golden finger, can overcome simultaneously since golden finger exposed outside easily dirty, the perishable defective of the equipment that brings.

Description of drawings

Fig. 1 is the structural representation of a kind of embodiment of USB device among the utility model embodiment;

Fig. 2 is the cross section structure schematic diagram vertical with opening direction of USB male in a kind of USB device among the utility model embodiment;

Fig. 3 is the lateral section structural representation of a kind of USB device among the utility model embodiment;

Fig. 4 is the USB metal cap of a kind of USB device among the utility model embodiment and the buckle structure schematic diagram of intermediate plate.

Embodiment

Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.

Fig. 1 is the structural representation of a kind of embodiment of USB device among the utility model embodiment, and as shown in Figure 1, described USB device comprises housing 10, USB male 20 and pcb board 30, wherein:

Housing 10 is provided with opening at USB male 20 1 ends at least.In the specific implementation, housing 10 can be plastic casing, and it comprises dismountable two parts up and down, and described two parts up and down constitute the accommodation space of housing 10, are used for ccontaining pcb board 30.

Pcb board 30 places in the housing 10, also comprise the extension outside the opening part of housing 10 extends housing 10, the extension is being provided with golden finger away from described housing one end, the extension positive and negative respectively is provided with an intermediate plate, two intermediate plates are with described pcb board extension clamping, the intermediate plate that wherein is positioned at golden finger place face exposes golden finger, the USB metal cap is anchored on two intermediate plates, surround described golden finger and two intermediate plates, USB metal cap, golden finger and two intermediate plates constitute USB male 20 jointly.

Fig. 2 is the cross-sectional structure schematic diagram of USB male 20 in a kind of USB device among the utility model embodiment, and as shown in Figure 2, this USB male 20 comprises: upper clip 210, lower clamping piece 220, USB metal cap 230 and golden finger 301.

Upper clip 210 and lower clamping piece 220 lay respectively at the positive and negative of golden finger 301, upper clip 210 is than weak point and be positioned at the end of pcb board extension near shell nozzle, golden finger is exposed, upper clip 210 and lower clamping piece 220 can or be established negative and positive and follow closely the mode of the punching riveted that passes the pcb board extension with golden finger 301 clampings by bonding mode, USB metal cap 230 is socketed on two intermediate plates, surround described golden finger and two intermediate plates, to constitute the USB male jointly with described golden finger and intermediate plate, USB metal cap 230 can be fastening or simultaneously fastening with two intermediate plates by arbitrary intermediate plate in buckle mode and two intermediate plates in the specific implementation.

Fig. 3 is the lateral section structural representation of a kind of USB device among the utility model embodiment, and for the ease of understanding, the USB metal cap 230 in the USB device of anticipating out not shown in the figures can not be interpreted as that the USB device of the utility model embodiment does not comprise USB metal cap 230.As shown in Figure 3, this USB device comprises: housing 10, pcb board 30, upper clip 210, lower clamping piece 220 and negative and positive nail combination 240, wherein:

Housing 10 1 ends are provided with opening 101, pcb board 30 places in the housing 10 and outside opening 101 extends housing 10, the extension is provided with golden finger 301 away from an end of opening 101, and the front, extension of pcb board 30 is provided with upper clip 210, and the back side is provided with lower clamping piece 220.Upper clip 210 weak point of comparing with lower clamping piece 220, upper clip 210 are located at the end of pcb board 30 extensions near opening 101, and the whole of golden finger 301 or part are exposed, and lower clamping piece 220 can cover the back side of whole pcb board extension.The extension of pcb board 30 is provided with at least one punching, upper clip 210 and lower clamping piece 220 corresponding punching positions are provided with at least one group of negative and positive nail combination 240, can be provided with the sun nail for upper clip 210 corresponding punching positions, pass the cloudy closing up on punching and the lower clamping piece 220, or be that lower clamping piece 220 corresponding punching positions are provided with the sun nail, pass the cloudy closing up on punching and the upper clip 210, thereby make upper clip 210 and lower clamping piece 220 pcb board 30 extension clampings the centre.

Fig. 4 is the USB metal cap of a kind of USB device among the utility model embodiment and the buckle structure schematic diagram of intermediate plate.Need to prove, this embodiment sets forth is buckle structure between USB metal cap 230 and the upper clip 210, same this buckle structure can be located between USB metal cap 230 and the lower clamping piece 220, USB metal cap 230 can be separately with two intermediate plates in arbitrary intermediate plate undertaken fasteningly by buckle, also can be simultaneously undertaken fastening by buckle with two intermediate plates up and down.

As shown in Figure 4 upper clip 210 comprise cave inward push away groove 211, push away the bayonet socket 212 that is provided with a projection in the groove, metal cap 230 comprises the buckle 231 of projection on the inwall, can push the buckle 231 of USB metal cap to bayonet socket 212 along the groove 211 that pushes away of upper clip 210 when being socketed in the USB metal cap on the lower clamping piece, bayonet socket 212 can be provided with certain slope in the direction that buckle 231 pushes and make things convenient for buckle 231 to push, when buckle 231 pushes bayonet socket 212 fully, just realized fastening between USB metal cap and the upper clip 210.Can also be undertaken fastening by other buckle modes between USB metal cap and the intermediate plate, for example be not provided with on the upper clip 210 and push away groove and only establish draw-in groove in corresponding snapped-in position, buckle with the USB metal cap during socket is pushed in the draw-in groove, can realize fastening between USB metal cap and the intermediate plate equally.

Pass through the foregoing description, USB device of the present utility model does not need integrated USB male, saved USB installation time, reduced cost, realized that use USB metal cap coats described golden finger not needing to change under the situation of housing in addition, not only make the compactness that is connected of described USB device and computer USB interface, avoided the easy problem of short-circuit of golden finger, can overcome simultaneously since golden finger exposed outside easily dirty, the perishable defective of the equipment that brings.

Above disclosed only is a kind of preferred embodiment of the utility model, can not limit the interest field of the utility model certainly with this, and therefore the equivalent variations of being done according to the utility model claim still belongs to the scope that the utility model is contained.

Claims

1. USB device, comprise housing, place pcb board and USB metal cap in the housing, it is characterized in that, described housing is provided with at least one opening, described pcb board comprises from the opening of described housing and extends extension outside the housing, described pcb board extension is being provided with golden finger away from described housing one end, the positive and negative of described pcb board extension respectively is provided with an intermediate plate, two intermediate plates are with described pcb board extension clamping, the intermediate plate that wherein is positioned at golden finger place face exposes golden finger, described USB metal cap is socketed on two intermediate plates, surrounds described golden finger and two intermediate plates, to constitute the USB male jointly with described golden finger and intermediate plate.

2. USB device as claimed in claim 1, it is characterized in that, described two intermediate plate length differences, the intermediate plate length that is positioned at the back side, described pcb board extension is longer, and the intermediate plate length that is positioned at front, described pcb board extension is shorter, be located at described pcb board extension near housing one end, golden finger is exposed.

3. USB device as claimed in claim 1 is characterized in that, described two intermediate plates by bonding mode with described pcb board extension clamping.

4. USB device as claimed in claim 1, it is characterized in that, described pcb board extension is provided with at least one punching, and the corresponding described punching position of described two intermediate plates is provided with at least one group of negative and positive nail, passes punching and cloudy closing up with described pcb board extension clamping by the sun nail.

5. USB device as claimed in claim 1 is characterized in that, described USB metal cap is fastening or simultaneously fastening with two intermediate plates by arbitrary intermediate plate in buckle mode and two intermediate plates.