CN219717456U

CN219717456U - USB expansion device

Info

Publication number: CN219717456U
Application number: CN202320973406.2U
Authority: CN
Inventors: 宋崇盛; 马敏俊
Original assignee: Guangzhou Changrui Information Technology Co ltd
Current assignee: Guangzhou Changrui Information Technology Co ltd
Priority date: 2023-04-25
Filing date: 2023-04-25
Publication date: 2023-09-19
Anticipated expiration: 2033-04-25

Abstract

The utility model discloses a USB expansion device, in particular to the field of USB expansion, which comprises an expansion main body, wherein a protection mechanism is arranged at the top of the expansion main body and comprises a protection shell, an opening groove, a limit groove, a thread column, a groove column and a limit plate. According to the utility model, the protection mechanism is arranged, so that the USB expansion device can be protected through the protection mechanism and is convenient for a user to move and hang when the USB expansion device is used in a later period, the expansion main body is manually placed in the protective shell through the user, then the connecting wire is manually penetrated out through the open slot through the user, and then the threaded column is manually rotated downwards through the user, so that the threaded column is driven to rotate in the open slot column, the open slot column is driven to move downwards, the limiting plate is limited at the top of the expansion main body, and the expansion main body can be prevented from falling from the protective shell and being damaged due to the influence of external force.

Description

USB expansion device

Technical Field

The present utility model relates to the field of USB expansion, and more particularly, to a USB expansion device.

Background

The USB device is an external bus standard and is used for standardizing the connection and communication between a computer and external equipment, and is an interface technology applied to the PC field;

through searching, the prior patent (publication number: CN 209434488U) discloses a computer USB expansion device, which comprises an expansion device body and a second fixed plate, wherein the expansion device body is mutually connected with a USB plug through a data line, a movable rod penetrates through the inside of the fixed rod, the second limiting rod is positioned in the limiting groove, the limiting groove is formed in the third fixed plate, a clamping plate is fixed on the side of the movable rod, a USB interface is positioned between dust covers, a first limiting rod penetrates through the inside of each dust cover, two ends of the first limiting rod are mutually connected with the outer wall of the expansion device body through the first fixed plate, and the second fixed plate is fixed on the outer wall of the expansion device body. The computer USB expansion device can be fixed on the outer wall of a computer host with different sizes, so that the adaptability of the expansion device body is improved, external dust can be prevented from entering the USB interface, and the service life of the expansion device body can be prolonged. The inventors found that the following problems exist in the prior art in the process of implementing the present utility model:

when the existing USB expansion device is used in the later period, the USB expansion device is possibly damaged when the USB expansion device falls onto the ground due to the influence of external force, and a protection mechanism is not arranged to protect the USB expansion device, so that the USB expansion device is required to be additionally provided with the protection mechanism to protect the USB expansion device;

therefore, a USB extension device is proposed for the above-mentioned problems.

Disclosure of Invention

In order to overcome the above-mentioned drawbacks of the prior art, the present utility model provides a USB extension device to solve the above-mentioned problems of the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a USB extension device, includes the extension main part, protection machanism is installed at the top of extension main part, protection machanism includes the protective housing, sets up groove, spacing groove, screw thread post, fluting post, limiting plate.

The utility model discloses a protective housing, including the protective housing, the open slot has been seted up to one side of protective housing, the spacing groove has been seted up to the top both sides of protective housing, peg graft in the inside of open slot post in the inside of limit groove, peg graft in the bottom of open slot post, the bottom fixedly connected with limiting plate of open slot post.

Preferably, the front end upper end of extension main part has offered the interface, front end one side fixedly connected with screen subassembly of extension main part, the front end bottom fixedly connected with button of extension main part.

Preferably, a connecting wire is fixedly connected to one side of the extension main body, and a joint is fixedly connected to one end of the connecting wire.

Preferably, the even fixedly connected with fixed plate in front end upper end both sides of extension main part, the draw-in groove has been seted up to the inside of fixed plate, peg graft in the inside of draw-in groove has the spliced pole, one side fixedly connected with connecting plate of spliced pole, one side fixedly connected with U template of connecting plate.

Preferably, the extension main body is connected with the connector through a connecting wire, and the connecting wire movably penetrates through the inside of the opening groove.

Preferably, the protective housing is connected with the grooved column through a threaded column, and the external structure of the threaded column is matched with the internal structure of the grooved column.

Preferably, the slotted cylinder is connected with the expansion main body through a limiting plate, and the internal structure of the limiting plate is matched with the external structure of the expansion main body.

Preferably, the fixing plate is connected with the connecting column through a clamping groove, and the inner structure of the clamping groove is matched with the outer structure of the connecting column.

The utility model has the technical effects and advantages that:

1. compared with the prior art, this USB extension device is through setting up protection machanism, can make the device when later stage uses, can protect USB extension device through protection machanism, and the person of facilitating the use removes and hangs, place the extension main part in the protective housing through the manual of user, the rethread user is manual wears out the connecting wire through seting up the groove, the manual downwardly rotating screw post of rethread user, thereby drive screw post and rotate in the fluting post, thereby drive fluting post downwardly moving, thereby with limiting plate spacing in the top of extension main part, thereby can prevent to receive external force influence and make the extension main part drop from the protective housing and damage.

2. Compared with the prior art, this USB extension device passes through the mutually supporting between connecting plate, draw-in groove, spliced pole, connecting plate, the U template to can make the device when later stage uses, can prevent to insert the plug on the interface and drop, in inserting the interface with the plug through the manual of user, the manual U template that rotates of rethread user, thereby drive U template one side fixed connection's connecting plate and rotate, thereby drive connecting plate one side fixed connection's spliced pole and rotate in the draw-in groove, thereby make the male plug on the U template laminating interface, thereby prevent that the plug from breaking away from.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic diagram of the front cross-sectional structure of the present utility model.

Fig. 3 is a schematic structural view of the protection mechanism of the present utility model.

FIG. 4 is a schematic view of the U-shaped plate structure of the utility model.

The reference numerals are: 1. an expansion body; 2. a protection mechanism; 201. a protective shell; 202. a groove is formed; 203. a limit groove; 204. a threaded column; 205. a grooved column; 206. a limiting plate; 3. an interface; 4. a screen assembly; 5. a button; 6. a joint; 7. a connecting wire; 8. a fixing plate; 9. a clamping groove; 10. a connecting column; 11. a connecting plate; 12. u-shaped board.

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.

Example 1

The USB extension device shown in fig. 3, including extension main body 1, protection mechanism 2 is installed at the top of extension main body 1, protection mechanism 2 includes protective housing 201, seting up groove 202, spacing groove 203, screw thread post 204, fluting post 205, limiting plate 206, seting up groove 202 in one side of protective housing 201, seting up spacing groove 203 in the top both sides of protective housing 201, peg graft screw thread post 204 in the inside of spacing groove 203, peg graft in the inside of fluting post 205 in the bottom of screw thread post 204, the bottom fixedly connected with limiting plate 206 of fluting post 205.

Wherein: the threaded column 204 is manually rotated by a user, so that the threaded column 204 is driven to move downwards in the limit groove 203, the threaded column 204 is driven to rotate in the slotted column 205, the slotted column 205 is driven to move downwards, and the limit plate 206 fixedly connected with the bottom of the slotted column 205 is driven to move downwards.

Example two

On the basis of the first embodiment, the scheme in the first embodiment is further introduced in detail in combination with the following specific working modes, and the details are described below:

as shown in fig. 2, as a preferred embodiment; the interface 3 has been seted up to the front end upper end of extension main part 1, and the front end one side fixedly connected with screen subassembly 4 of extension main part 1, and the front end bottom fixedly connected with button 5 of extension main part 1, and is further, through the interface 3 that the user manually inserted the plug into extension main part 1 front end and set up.

As shown in fig. 2, as a preferred embodiment; one side fixedly connected with connecting wire 7 of extension main part 1, the one end fixedly connected with of connecting wire 7 connects 6, and is further, through the manual pulling connecting wire 7 of user to insert on cell-phone or the computer with connecting 6.

As shown in fig. 4, as a preferred embodiment; the even fixedly connected with fixed plate 8 in front end upper end both sides of extension main part 1, draw-in groove 9 has been seted up to the inside of fixed plate 8, and peg graft in the inside of draw-in groove 9 has spliced pole 10, and one side fixedly connected with connecting plate 11 of spliced pole 10, one side fixedly connected with U template 12 of connecting plate 11, further, through the manual U template 12 that rotates of user to drive U template 12 one side fixedly connected's connecting plate 11 and rotate.

As shown in fig. 4, as a preferred embodiment; the extension main body 1 is connected with the connector 6 through the connecting wire 7, and the connecting wire 7 movably penetrates through the inside of the opening groove 202, and further, the connector 6 is inserted into a mobile phone or a computer by penetrating the connecting wire 7 out of the opening groove 202 and manually pulling the connecting wire 7 by a user.

As shown in fig. 3, as a preferred embodiment; the protective shell 201 is connected with the grooved column 205 through the threaded column 204, and the external structure of the threaded column 204 is matched with the internal structure of the grooved column 205, and further, the grooved column 205 is driven to move downwards by driving the threaded column 204 to rotate in the grooved column 205.

As shown in fig. 3, as a preferred embodiment; the slotted pole 205 is connected with the expansion main body 1 through the limiting plate 206, and the internal structure of the limiting plate 206 is matched with the external structure of the expansion main body 1, and further, the limiting plate 206 fixedly connected with the bottom of the slotted pole 205 is driven to move downwards, so that the expansion main body 1 is limited.

As shown in fig. 4, as a preferred embodiment; the fixed plate 8 is connected with the connecting column 10 through the clamping groove 9, and the inner structure of the clamping groove 9 is matched with the outer structure of the connecting column 10, and further, the connecting column 10 fixedly connected with one side of the connecting plate 11 is driven to rotate in the clamping groove 9.

The working process of the utility model is as follows:

when the USB expansion device is used in the later stage, firstly, the device is placed in an office in a company, the expansion main body 1 is placed in the protective shell 201 by a user, the connecting wire 7 is pulled by the user, the connecting wire 7 is penetrated out of the opening groove 202 by the user, the connecting wire 7 is pulled by the user, the connector 6 is inserted into a mobile phone or a computer by the user, the threaded column 204 is rotated by the user, the threaded column 204 is driven to move downwards in the limiting groove 203, the threaded column 204 is driven to rotate in the slotted column 205, the slotted column 205 is driven to move downwards, the limiting plate 206 fixedly connected with the bottom of the slotted column 205 is driven to move downwards, the expansion main body 1 is limited, the plug is inserted into the interface 3 formed in the front end of the expansion main body 1 by the user, the U-shaped plate 12 is driven to rotate by the user, the connecting column 10 fixedly connected with one side of the connecting plate 11 is driven to rotate in the clamping groove 9, and the plug is prevented from disengaging.

The last points to be described are: first, in the description of the present utility model, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;

secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;

finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. A USB expansion device comprising an expansion body (1), characterized in that: the top of the expansion main body (1) is provided with a protection mechanism (2), and the protection mechanism (2) comprises a protection shell (201), an opening groove (202), a limiting groove (203), a threaded column (204), a slotted column (205) and a limiting plate (206);

the novel protective shell is characterized in that an opening groove (202) is formed in one side of the protective shell (201), limiting grooves (203) are formed in two sides of the top of the protective shell (201), threaded columns (204) are inserted into the limiting grooves (203), the bottoms of the threaded columns (204) are inserted into slotted columns (205), and limiting plates (206) are fixedly connected to the bottoms of the slotted columns (205).

2. A USB extension device according to claim 1 wherein: the front end upper end of extension main part (1) has offered interface (3), front end one side fixedly connected with screen subassembly (4) of extension main part (1), front end bottom fixedly connected with button (5) of extension main part (1).

3. A USB extension device according to claim 1 wherein: one side of extension main part (1) fixedly connected with connecting wire (7), the one end fixedly connected with of connecting wire (7) connects (6).

4. A USB extension device according to claim 1 wherein: the novel expansion device is characterized in that fixing plates (8) are uniformly and fixedly connected to two sides of the upper end of the front end of the expansion main body (1), clamping grooves (9) are formed in the fixing plates (8), connecting columns (10) are inserted into the clamping grooves (9), connecting plates (11) are fixedly connected to one sides of the connecting columns (10), and U-shaped plates (12) are fixedly connected to one sides of the connecting plates (11).

5. A USB extension device according to claim 3, wherein: the expansion main body (1) is connected with the connector (6) through a connecting wire (7), and the connecting wire (7) movably penetrates through the inside of the opening groove (202).

6. A USB extension device according to claim 1 wherein: the protective shell (201) is connected with the grooved column (205) through the threaded column (204), and the outer structure of the threaded column (204) is matched with the inner structure of the grooved column (205).

7. A USB extension device according to claim 1 wherein: the slotted columns (205) are connected with the expansion main body (1) through limiting plates (206), and the inner structures of the limiting plates (206) are matched with the outer structures of the expansion main body (1).

8. The USB extension device according to claim 4, wherein: the fixing plate (8) is connected with the connecting column (10) through the clamping groove (9), and the inner structure of the clamping groove (9) is matched with the outer structure of the connecting column (10).