CN216352367U

CN216352367U - USB card reader protection module

Info

Publication number: CN216352367U
Application number: CN202122253847.9U
Authority: CN
Inventors: 余石平
Original assignee: Shenzhen Tengli Technology Co ltd
Current assignee: Shenzhen Tengli Technology Co ltd
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2022-04-19
Anticipated expiration: 2031-09-17

Abstract

The utility model discloses a USB card reader protection module which comprises an outer shell, wherein a circuit board and an sd (serial bus) card interface are respectively arranged in an inner cavity of the outer shell, a USB connector and a card slot are respectively arranged on the outer shell, the card slot corresponds to the sd card interface in position, a connector protection module is arranged in an inner cavity of an outer connecting sleeve, a USB card connector protection module is arranged at one end, close to the card slot, of the outer shell, and a first annular sealing recess is formed in one side, far away from the outer connecting sleeve, of the side wall of the outer shell. This USB card reader connects through connecting protection module to the card reader and seals dampproofing the processing, connects protection module to the sd joint interface department of card reader through the USB joint and seals dampproofing the processing for this USB card reader's sealed moisture resistance can obtain promoting, can effectively avoid the moisture in the environment to cause the corruption damage to the joint of USB card reader and sd joint interface department, when the guarantee card reader normal use, still can promote the life of card reader.

Description

USB card reader protection module

Technical Field

The utility model relates to the technical field of USB card readers, in particular to a USB card reader protection module.

Background

The USB card reader is a device for reading a memory card, and the read content can be transmitted to devices such as a computer and the like through a data line. The USB card reader is a new generation of computer external memory developed in recent years, because the storage capacity of the USB card reader is much larger than that of a common floppy disk, the USB card reader has high data exchange speed, does not have hard drive equipment, can realize hot plug, is safe and reliable, has small volume, can be plugged and unplugged instantly, is convenient to carry, and is popular with users. However, the USB card reader in the prior art has a simple structure and poor sealing and moisture-proof performance, and when the humidity in the environment is high, the joint of the USB card reader and the sd card interface are easily corroded by moisture and damaged, so that the USB card reader cannot be used, and the service life of the USB card reader is shortened.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a protection module for a USB card reader, so as to solve the problems mentioned in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme:

USB card reader protecting module, including the shell body, the inner chamber of shell body is equipped with circuit board and sd joint interface respectively, still be equipped with USB joint and joint groove on the shell body respectively, just joint groove is corresponding with sd joint interface position, USB joint and sd joint interface all with circuit board electric connection, the outer adapter sleeve has been cup jointed to the periphery of shell body, the inner chamber of outer adapter sleeve is equipped with and connects protecting module, the one end that the shell body is close to the joint groove is equipped with USB joint protecting module, one side that outer adapter sleeve was kept away from to the shell body lateral wall is equipped with first annular seal and caves in.

As a further scheme of the utility model: connect protection module and include the dustcoat casing, the inner chamber of dustcoat casing is connected with the joint inner cover, it is fixed with the rubber gasket all to glue on the top of four walls and inner chamber of joint inner cover inner chamber, the lateral wall of dustcoat casing evenly is equipped with the first connection ring groove of multiunit by last under to, and every group the first rubber seal ring of the equal fixedly connected with of inner chamber of first connection ring groove, the bottom that connects the inner cover is equipped with the second and connects the annular, just the inner chamber that the annular is connected to the second is connected with second rubber seal ring.

As a still further scheme of the utility model: the outer cover shell is movably inserted into an inner cavity of the outer connecting sleeve, second annular sealing depressions matched with the first rubber sealing rings are formed in the positions, corresponding to the positions of the first rubber sealing rings, of the side wall of the inner cavity of the outer connecting sleeve, and the first rubber sealing rings of each group are movably inserted into the inner cavities of the corresponding second annular sealing depressions.

As a still further scheme of the utility model: the connector inner cover covers the periphery of the USB connector, the rubber sealing pieces connected to the four walls of the inner cavity of the connector inner cover are tightly attached to the side wall of the USB connector, and the rubber sealing pieces connected to the top of the inner cavity of the connector inner cover are tightly attached to the top end of the USB connector.

As a still further scheme of the utility model: usb joint head protection module includes the notch dustcoat, the inner chamber of notch dustcoat is connected with the shutoff piece, be equipped with the third on the lateral wall of shutoff piece and connect the annular, the inner chamber gluing of third connection annular is fixed with third rubber seal ring, be equipped with the fourth on the lateral wall of notch dustcoat inner chamber and connect the annular, the inner chamber of fourth connection annular is connected with the fourth rubber seal ring who sunken mutually supporting operation with first annular seal.

As a still further scheme of the utility model: the notch dustcoat activity cup joints the one end of keeping away from the outer adapter sleeve in the shell body, just fourth rubber seal ring activity sets up in the sealed sunken inner chamber of first annular, during the shutoff piece activity is pegged graft to the inner chamber in joint groove, just the third rubber seal ring closely laminates with the lateral wall in joint inslot chamber.

Compared with the prior art, the utility model has the beneficial effects that:

this USB card reader connects through connecting protection module to the card reader and seals dampproofing the processing, connects protection module to the sd joint interface department of card reader through the USB joint and seals dampproofing the processing for this USB card reader's sealed moisture resistance can obtain promoting, can effectively avoid the moisture in the environment to cause the corruption damage to the joint of USB card reader and sd joint interface department, when the guarantee card reader normal use, still can promote the life of card reader.

Drawings

Fig. 1 is a schematic structural diagram of a USB card reader protection module.

FIG. 2 is a schematic structural diagram of a USB card reader protection module.

Fig. 3 is a schematic structural diagram of a connector protection module in the USB card reader protection module.

FIG. 4 is a side view of an external sleeve in the USB card reader protection module.

Fig. 5 is a schematic structural diagram of a USB card connector protection module in the USB card reader protection module.

In the figure: 1. an outer housing; 2. an external connecting sleeve; 3. a joint protection module; 4. the usb joint protection module; 5. A USB connector; 6. a clamping groove; 7. a first annular seal recess; 8. an outer cover housing; 9. a first rubber seal ring; 10. a joint inner cover; 11. a second rubber seal ring; 12. a rubber sealing sheet; 13. a second annular seal recess; 14. a slot cover; 15. a plugging block; 16. a third rubber seal ring; 17. and a fourth rubber sealing ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 5, in the embodiment of the present invention, the USB card reader protection module includes an outer casing 1, an inner cavity of the outer casing 1 is respectively provided with a circuit board and an sd card interface, the outer casing 1 is further respectively provided with a USB connector 5 and a card slot 6, the card slot 6 corresponds to the sd card interface, both the USB connector 5 and the sd card interface are electrically connected to the circuit board, an outer sleeve 2 is sleeved on an outer periphery of the outer casing 1, a connector protection module 3 is provided in an inner cavity of the outer sleeve 2, an USB card connector protection module 4 is provided at an end of the outer casing 1 close to the card slot 6, and a first annular sealing recess 7 is provided at a side wall of the outer casing 1 far from the outer sleeve 2.

Connect protection module 3 and include outer cover shell 8, the inner chamber of outer cover shell 8 is connected with joint inner cover 10, it is fixed with rubber gasket 12 all to glue on the top of the four walls and the inner chamber of joint inner cover 10 inner chamber, the lateral wall of outer cover shell 8 evenly is equipped with the first connection ring groove of multiunit by last to bottom, and the equal fixedly connected with first rubber seal ring 9 of the inner chamber of the first connection ring groove of every group, the bottom that connects inner cover 10 is equipped with the second and connects the ring groove, and the inner chamber of second connection ring groove is connected with second rubber seal ring 11.

The outer cover shell 8 is movably inserted into the inner cavity of the outer connecting sleeve 2, second annular sealing recesses 13 matched with the first rubber sealing rings 9 are formed in the positions, corresponding to the positions of the first rubber sealing rings 9, of the side wall of the inner cavity of the outer connecting sleeve 2, and the first rubber sealing rings 9 of each group are respectively movably inserted into the inner cavities of the corresponding second annular sealing recesses 13. Through the cooperation operation between first rubber seal ring 9 and the sealed 13 of second annular, accessible second annular seals sunken 13 is to the limiting displacement of first rubber seal ring 9 on the one hand, make housing shell 8 insert can fix the 2 inner chambers of housing shell after 2 are inside to external cover, on the other hand, seal the processing through the gap department of first rubber seal ring 9 between housing shell 2 and the housing shell 8, avoid the moisture to enter into to housing shell 8 inside and cause the corruption harm to USB joint 5 through the gap department between housing shell 2 and the housing shell 8.

The joint inner cover 10 covers the periphery of the USB joint 5, the rubber sealing pieces 12 connected to the four walls of the inner cavity of the joint inner cover 10 are tightly attached to the side wall of the USB joint 5, and the rubber sealing pieces 12 connected to the top of the inner cavity of the joint inner cover 10 are tightly attached to the top end of the USB joint 5. Through the rubber gasket 12 that closely laminates mutually with USB joint 5 lateral wall all around and top, realize the sealed dampproofing processing of enclosing entirely that connects 5 to USB to, further sealed processing is located to the gap of 10 bottoms and 2 inner chambers bottoms by second rubber seal ring 11, thereby further promoted the sealed moisture resistance who connects 5 to USB.

usb joint head protection module 4 includes notch dustcoat 14, and the inner chamber of notch dustcoat 14 is connected with plugging block 15, is equipped with the third on plugging block 15's the lateral wall and connects the annular, and the inner chamber gluing of third connection annular is fixed with third rubber seal ring 16, is equipped with the fourth on the lateral wall of notch dustcoat 14 inner chamber and connects the annular, and the inner chamber of fourth connection annular is connected with the fourth rubber seal ring 17 with the operation of mutually supporting of first annular seal sunken 7.

The one end that the outer cover 2 was kept away from in shell body 1 is cup jointed in the activity of notch dustcoat 14, and the activity of fourth rubber seal ring 17 sets up in the inner chamber of first annular seal sunken 7, and during shutoff piece 15 activity was pegged graft to the inner chamber of joint groove 6, and the lateral wall of third rubber seal ring 16 and joint groove 6 inner chamber closely laminated. Through the limiting effect of first annular seal sunken 7 to fourth rubber seal ring 17 for notch cover 14 can be fixed on the tip of shell body 1, and, through fourth rubber seal ring 17 to notch cover 14 and shell body 1 between the gap department carry out sealed dampproofing processing.

The working principle is as follows:

when the USB card reader is not used, the outer cover shell 8 is inserted into the inner cavity of the outer sleeve 2, each group of first rubber sealing rings 9 are respectively movably inserted into the corresponding second annular sealing depressions 13 when the outer cover shell 8 is inserted into the inner cavity of the outer sleeve 2, through the matching operation between the first rubber sealing rings 9 and the second annular sealing depressions 13, on one hand, the first rubber sealing rings 9 can be limited by the second annular sealing depressions 13, so that the outer cover shell 8 can be fixed in the inner cavity of the outer sleeve 2 after being inserted into the outer sleeve 2, on the other hand, the gap between the outer sleeve 2 and the outer cover shell 8 is sealed by the first rubber sealing rings 9, so that the phenomenon that moisture enters the outer cover shell 8 through the gap between the outer sleeve 2 and the outer cover shell 8 to corrode and damage the USB connector 5 due to corrosion of the USB connector 5 is avoided, and the sealing sheet passes through the rubber 12 tightly attached to the peripheral side walls and the top end of the USB connector 5, the realization is to the sealed dampproofing processing of the full encirclement of USB joint 5 to, further sealed processing is located to the gap of 10 bottoms and 2 inner chamber bottoms by second rubber seal ring 11, thereby has further promoted the sealed dampproofing performance to USB joint 5. After keeping away from the one end of outer joint cover 2 through overlapping notch housing 14 at shell body 1, through the limiting displacement of first annular seal sunken 7 to fourth rubber seal ring 17, make notch housing 14 can fix on the tip of shell body 1, and, through the sealed dampproofing processing of fourth rubber seal ring 17 gap department between notch housing 14 and shell body 1, overlap when shell body 1 tip position at notch housing 14, shutoff piece 15 inserts to 6 inner chambers of joint groove, the sealed processing of gap department between third rubber seal ring 16 to shutoff piece 15 and joint groove 6, through the double-seal dampproofing processing of fourth rubber seal ring 17 and third rubber seal ring 16, thereby can avoid the moisture in the environment to cause the corruption damage to sd joint mouth department of USB card reader.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

USB card reader protection module, including shell body (1), its characterized in that: the inner chamber of shell body (1) is equipped with circuit board and sd joint interface respectively, still be equipped with USB joint (5) and joint groove (6) on shell body (1) respectively, just joint groove (6) are corresponding with sd joint interface position, USB joint (5) and sd joint interface all with circuit board electric connection, outer adapter sleeve (2) have been cup jointed to the periphery of shell body (1), the inner chamber of outer adapter sleeve (2) is equipped with joint protection module (3), the one end that shell body (1) is close to joint groove (6) is equipped with USB joint head protection module (4), one side that outer adapter sleeve (2) were kept away from to shell body (1) lateral wall is equipped with first annular seal and caves in (7).
2. The USB card reader protection module of claim 1, wherein: connect protection module (3) including outer cover casing (8), the inner chamber of outer cover casing (8) is connected with and connects inner cover (10), it is fixed with rubber gasket (12) all to glue on the top of four walls and the inner chamber of inner cover (10) inner chamber, the lateral wall of outer cover casing (8) is by last first connection ring groove of multiunit, and every group evenly be equipped with the first rubber seal ring of the equal fixedly connected with in inner chamber of first connection ring groove (9), the bottom that connects inner cover (10) is equipped with the second and connects the ring groove, just the inner chamber that the ring groove is connected to the second is connected with second rubber seal ring (11).
3. The USB card reader protection module of claim 2, wherein: the movable plug-in type outer cover shell (8) is connected into an inner cavity of the outer connecting sleeve (2) in a plug-in mode, second annular sealing depressions (13) which are matched with the first rubber sealing rings (9) are formed in positions, corresponding to the first rubber sealing rings (9), of the outer connecting sleeve (2) in position, on the side wall of the inner cavity of the outer connecting sleeve, and the first rubber sealing rings (9) of each group are respectively movably plugged into the inner cavities of the corresponding second annular sealing depressions (13).
4. The USB card reader protection module of claim 2, wherein: connect inner cover (10) cover in the periphery that USB connects (5), connect rubber gasket (12) that inner cover (10) inner chamber four walls on connect all closely laminate with the lateral wall that USB connects (5), just connect rubber gasket (12) that inner cover (10) inner chamber top is connected closely laminate with the top that USB connects (5).
5. The USB card reader protection module of claim 1, wherein: usb joint head protection module (4) includes notch dustcoat (14), the inner chamber of notch dustcoat (14) is connected with shutoff piece (15), be equipped with the third on the lateral wall of shutoff piece (15) and connect the annular, the inner chamber gluing of third connection annular is fixed with third rubber seal ring (16), be equipped with the fourth on the lateral wall of notch dustcoat (14) inner chamber and connect the annular, the inner chamber of fourth connection annular is connected with fourth rubber seal ring (17) with the operation of mutually supporting of first annular seal sunken (7).
6. The USB card reader protection module of claim 5, wherein: notch dustcoat (14) activity is cup jointed in the one end of shell body (1) keeping away from outer joint sleeve (2), just fourth rubber seal ring (17) activity sets up in the inner chamber of first annular seal sunken (7), during shutoff piece (15) activity is pegged graft to the inner chamber of joint groove (6), just third rubber seal ring (16) closely laminates with the lateral wall of joint groove (6) inner chamber.