Telescopic USB flash disk with dustproof structure

Abstract

The utility model relates to the technical field of USB flash disks, in particular to a telescopic USB flash disk with a dustproof structure, and aims to solve the technical problem that the conventional USB flash disk is not provided with a dustproof structure, so that dust in air is accumulated at an interface of a USB, and the USB flash disk breaks down. According to the technical scheme, the telescopic USB flash disk with the dustproof structure comprises a USB interface, a connecting box, an alloy shell, a dustproof cover, a sliding assembly and an elastic assembly, according to the USB flash disk, the dustproof cover which can be fixed through the buckling piece and the first clamping groove is additionally arranged on an existing USB flash disk, the dustproof cover can protect the USB interface of the USB flash disk, the USB interface is prevented from being in contact with external air and dust in the air, the dust is prevented from being accumulated in the USB interface, faults of the USB flash disk are reduced, the service life of the USB flash disk is prolonged, and meanwhile when the USB flash disk is used, the USB flash disk is convenient to use. The dustproof cover can be fixed at the tail end of the USB flash disk and is prevented from being lost, so that the problem that an existing USB flash disk is not provided with a dustproof structure, dust in air is accumulated at a USB interface, and the USB flash disk breaks down is solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of USB flash drives, and particularly relates to a telescopic USB flash drive with a dust-proof structure. Background Art

[0002] With the development of information technology, mobile storage devices with the functions of reading and writing media and being portable are widely used in the information field. Among them, USB flash drives have become relatively common mobile storage devices in modern society due to their advantages of plug-and-play without a physical drive and being connected to a computer through a USB interface, as well as small size and easy portability.

[0003] Currently, existing USB flash drives often do not have a dust-proof structure. When storing a USB flash drive, dust in the air will accumulate in the USB interface, easily leading to interface leakage, short circuit, and poor contact, affecting the data transmission effect.

[0004] Therefore, in view of the problem that the existing USB flash drives do not have a dust-proof structure and dust in the air accumulates at the USB interface, causing the USB flash drive to malfunction when storing the USB flash drive, the existing USB flash drives are improved by adding a dust-proof structure to protect the USB interface when storing the USB flash drive, avoiding dust accumulation and preventing malfunctions. Summary of the Utility Model

[0005] In order to overcome the problem that the existing USB flash drives do not have a dust-proof structure and dust in the air accumulates at the USB interface, causing the USB flash drive to malfunction.

[0006] The technical solution of the utility model is as follows: a telescopic USB flash drive with a dust-proof structure, including a USB interface, a connection box, an alloy shell, a dust-proof cover, a sliding component, and an elastic component; a connection box with an internal installation circuit board is fixedly connected to the rear side of the USB interface, an alloy shell with a moving groove is movably connected to the outside of the USB interface and the connection box, a dust-proof cover is sleeved on the rear side of the alloy shell, a sliding component for moving the USB interface and the connection box backward is arranged on the alloy shell, and an elastic component is arranged inside the alloy shell.

[0007] Preferably, by adding a dust-proof cover to the existing USB flash drive, the front end of the USB connector is protected by the dust-proof cover to block dust outside and prevent dust from accumulating inside the USB interface, extending the service life of the USB flash drive. The sliding component can push out the USB interface and the connection box when the USB flash drive needs to be used, facilitating plugging, and the elastic component is used to achieve the fixing and reset effects.

[0008] Preferably, a first card slot is provided inside the dust cover. Two sets of buckle members that are opposite to each other front and back and match the first card slot are fixedly connected to the top and bottom of the alloy shell. By snapping the buckle members into the first card slot, the dust cover can be fixed on the alloy shell. Buckle members are provided at both the front and back ends of the alloy shell, which is convenient for fixing the dust cover at the tail end of the USB flash drive when using the USB flash drive, avoiding the loss of the dust cover.

[0009] Preferably, the sliding assembly includes a chute and a slider; a chute is formed on the surface of the alloy shell, and a slider is slidably connected in the chute. By moving the slider in the chute, the baffle, the USB interface connected to the baffle, and the connection box are driven to move together, and the USB interface can be moved out of the coverage range of the alloy shell.

[0010] Preferably, the sliding assembly further includes a baffle; a baffle that closely adheres to the inner wall of the alloy shell is fixedly connected to the bottom end of the slider. The baffle is installed at the top of the connection box and forms a block at the bottom end of the chute, ensuring that there is always a block at the bottom end of the chute when the slider is pushed, preventing dust from entering the alloy shell along the chute.

[0011] Preferably, an arc angle is provided at the edge of the alloy shell, and nine anti-slip grooves arranged horizontally from front to back are provided at the top end of the slider. The arc angle design of the alloy shell can improve the comfort of the user holding the USB flash drive, and the anti-slip grooves can increase the friction force, preventing the user from slipping when pushing the slider.

[0012] Preferably, the elastic assembly includes a second card slot and an elastic member; a second card slot is provided on the left side of the alloy shell, and an elastic member that matches the second card slot is movably connected to the left side of the connection box. The elastic member remains inside the connection box under the extrusion of the alloy shell. The USB interface and the connection box move together. When moving to the position of the second card slot, the elastic member that loses the external force pops out and inserts into the second card slot to form a fixation, preventing the USB connector and the connection box from retracting into the alloy shell.

[0013] Preferably, the elastic assembly further includes a spring; a spring is fixedly connected inside the alloy shell, and the other end of the spring is fixedly connected to the connection box. When pushing the slider, the USB interface and the connection box stretch the spring. With the elasticity of the spring, the USB interface and the connection box can be quickly retracted into the alloy shell, and the alloy shell provides protection for the USB interface and the connection box.

[0014] The beneficial effects of the present utility model:

[0015] 1. By installing a dust-proof cover that can be fixed to the first card slot through a buckle on the existing USB flash drive, the dust-proof cover can protect the USB interface of the USB flash drive, prevent it from contacting the external air and dust in the air, prevent dust from accumulating in the USB interface, reduce the occurrence of faults in the USB flash drive, extend the service life of the USB flash drive. At the same time, a buckle that matches the first card slot opened in the dust-proof cover is also fixedly connected to the tail end of the USB flash drive. When the USB flash drive is plugged into the computer for use, the dust-proof cover can be fixed to the tail end of the USB flash drive to avoid loss;

[0016] 2. The slider can push the USB interface and the connection box equipped with the circuit board to move together in the alloy shell and push it out of the alloy shell, facilitating the insertion of the USB interface into the computer for use. When not in use, the spring is used to bounce the USB interface and the connection box back into the alloy shell to protect the USB interface and prevent the USB flash drive from being damaged. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 Shown is the first three-dimensional structural schematic diagram of the route measuring device for highway design of the present utility model;

[0018] Figure 2 Shown is the second three-dimensional structural schematic diagram of the route measuring device for highway design of the present utility model;

[0019] Figure 3 Shown is the three-dimensional structural schematic diagram of the dust-proof cover of the route measuring device for highway design of the present utility model;

[0020] Figure 4 Shown is the three-dimensional structural schematic diagram of the alloy shell of the route measuring device for highway design of the present utility model;

[0021] Figure 5 Shown is the three-dimensional structural schematic diagram of the sliding component of the route measuring device for highway design of the present utility model;

[0022] Figure 6 Shown is the three-dimensional structural schematic diagram of the elastic component of the route measuring device for highway design of the present utility model.

[0023] DESCRIPTION OF THE REFERENCE NUMERALS: 1. USB interface; 2. Connection box; 3. Alloy shell; 4. Dust-proof cover; 5. First card slot; 6. Buckle; 701. Slide groove; 702. Slider; 703. Baffle; 8. Anti-slip groove; 901. Second card slot; 902. Elastic member; 903. Spring. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0024] The present utility model will be further described below with reference to the drawings and embodiments.

[0025] Please refer to Figure 1-2, this utility model provides an embodiment: A retractable USB flash drive with a dust-proof structure includes a USB interface 1, a connection box 2, an alloy shell 3, a dust-proof cover 4, a sliding component, and an elastic component; A connection box 2 with an internal installation circuit board is fixedly connected to the rear side of the USB interface 1. An alloy shell 3 with a moving groove is movably connected to the outside of the USB interface 1 and the connection box 2. A dust-proof cover 4 is sleeved on the rear side of the alloy shell 3. A sliding component for moving the USB interface 1 and the connection box 2 backward is provided on the alloy shell 3. An elastic component is arranged inside the alloy shell 3. By adding a dust-proof cover 4 to the existing USB flash drive, the front end of the USB connector is protected by the dust-proof cover 4, blocking dust outside and preventing dust from accumulating inside the USB interface 1, thus extending the service life of the USB flash drive. The sliding component can push out the USB interface 1 and the connection box 2 when the USB flash drive is needed for use, facilitating insertion. The elastic component is used to achieve the fixing and reset effects.

[0026] Please refer to Figures 3-5 , in this embodiment, a first card slot 5 is arranged inside the dust-proof cover 4. Two groups of buckle parts 6 that are arranged front and back relative to each other and match the first card slot 5 are fixedly connected to the top and bottom of the alloy shell 3. The sliding component includes a chute 701 and a slider 702; A chute 701 is opened on the surface of the alloy shell 3, and a slider 702 is slidably connected inside the chute 701. The sliding component further includes a baffle 703; A baffle 703 that closely adheres to the inner wall of the alloy shell 3 is fixedly connected to the bottom end of the slider 702. The baffle 703 is installed on the top of the connection box 2. An arc angle is arranged at the edge of the alloy shell 3. Nine anti-slip grooves 8 arranged horizontally from front to back are opened at the top end of the slider 702. By snapping the buckle parts 6 into the first card slot 5, the dust-proof cover 4 can be fixed on the alloy shell 3. Buckle parts 6 are arranged at both the front and back ends of the alloy shell 3, facilitating fixing the dust-proof cover 4 at the tail end of the USB flash drive when using the USB flash drive to avoid losing the dust-proof cover 4. By moving the slider 702 inside the chute 701 to drive the baffle 703 and the USB interface 1 and the connection box 2 connected to the baffle 703 to move together, the USB interface 1 can be moved out of the coverage range of the alloy shell 3. The baffle 703 forms a block at the bottom end of the chute 701, ensuring that there is always a block at the bottom end of the chute 701 when pushing the slider 702, preventing dust from entering the inside of the alloy shell 3 along the chute 701. The arc angle design of the alloy shell 3 can improve the comfort of the user holding the USB flash drive. The anti-slip grooves 8 can increase the friction force, preventing the user from slipping when pushing the slider 702.

[0027] Please refer to Figure 4 , 6, in this embodiment, the elastic component includes a second card slot 901 and an elastic member 902; a second card slot 901 is provided on the left side of the alloy housing 3, and an elastic member 902 matching the second card slot 901 is movably connected to the left side of the connection box 2. The elastic component further includes a spring 903; the spring 903 is fixedly connected inside the alloy housing 3, and the other end of the spring 903 is fixedly connected to the connection box 2. The elastic member 902 stays inside the connection box 2 under the extrusion of the alloy housing 3. The USB interface 1 and the connection box 2 move together. When moving to the position of the second card slot 901, the elastic member 902 that loses the external force pops out and inserts into the second card slot 901 to form a fixation, preventing the USB connector and the connection box 2 from retracting into the alloy housing 3. When pushing the slider 702, the USB interface 1 and the connection box 2 stretch the spring 903 back. With the elasticity of the spring 903, the USB interface 1 and the connection box 2 can be quickly retracted into the alloy housing 3, and the alloy housing 3 provides protection for the USB interface 1 and the connection box 2.

[0028] When working, first, when the user uses the USB flash drive, after pulling off the dust cover 4, the dust cover 4 is plugged into the tail end of the USB flash drive, and the buckle member 6 is snapped into the first card slot 5 to play a fixing role, preventing the dust cover 4 from being lost. Push the slider 702 by hand to drive the USB connector and the connection box 2 to move inside the alloy housing 3, and the spring 903 connected between the connection box 2 and the alloy housing 3 is stretched;

[0029] When the USB connector extends out of the alloy housing 3, the elastic member 902 moves to the position of the second card slot 901. The elastic member 902 loses the external extrusion force and pops out from the connection box 2, and the USB interface 1 is fixed outside the alloy housing 3. When the USB flash drive is used up, squeeze the elastic member 902 inward, and the elastic member 902 retracts from the second card slot 901. After losing the fixation, the spring 903 starts to reset, and the USB connector and the connection box 2 are retracted into the alloy housing 3 under the elastic action of the spring 903. Pull off the dust cover 4 from the tail end and plug it on one side of the alloy housing 3 to prevent dust from entering the USB interface 1.

[0030] Through the above steps, a dust cover 4 that can be fixed to the first card slot 5 through the buckle member 6 is added to the existing USB flash drive. The dust cover 4 can protect the USB interface 1 of the USB flash drive, avoid contact with external air and dust in the air, prevent dust from accumulating in the USB interface 1, reduce the occurrence of faults of the USB flash drive, and extend the service life of the USB flash drive. At the same time, a buckle member 6 matching the first card slot 5 provided in the dust cover 4 is also fixedly connected to the tail end of the USB flash drive. When the USB flash drive is plugged into the computer for use, the dust cover 4 can be fixed to the tail end of the USB flash drive to avoid loss, so as to solve the problem that the existing USB flash drive does not have a dust-proof structure and dust in the air accumulates at the USB interface, resulting in faults of the USB flash drive.

[0031] The embodiments of the present utility model have been described in detail above in conjunction with the accompanying drawings. However, the present utility model is not limited to the above embodiments, and various changes can be made without departing from the gist of the present utility model within the scope of knowledge possessed by those skilled in the art.

Claims

1. A telescopic USB flash drive with a dust-proof structure, comprising a USB interface (1) and a connection box (2); characterized in that, It further includes an alloy housing (3), a dust cover (4), a sliding component, and an elastic component; a connection box (2) with an internally installed circuit board is fixedly connected to the rear side of the USB interface (1). The alloy housing (3) with a moving groove is movably connected to the outside of the USB interface (1) and the connection box (2). The dust cover (4) is sleeved on the rear side of the alloy housing (3). A sliding component for moving the USB interface (1) and the connection box (2) backward is provided on the alloy housing (3), and an elastic component is arranged inside the alloy housing (3).

2. The retractable USB flash drive with a dust-proof structure according to claim 1, wherein, A first card slot (5) is arranged on the inner side of the dust cover (4). Two groups of buckle pieces (6) that are arranged front and back relatively and are matched with the first card slot (5) are fixedly connected to the top and bottom of the alloy housing (3).

3. A retractable USB flash drive with a dust-proof structure according to claim 1, characterized in that, The sliding component includes a sliding groove (701) and a sliding block (702); the sliding groove (701) is formed on the surface of the alloy housing (3), and the sliding block (702) is slidably connected in the sliding groove (701).

4. The retractable USB flash drive with a dust-proof structure according to claim 3, wherein, The sliding component further includes a baffle (703); the bottom end of the sliding block (702) is fixedly connected to the baffle (703) that closely adheres to the inner wall of the alloy housing (3), and the baffle (703) is installed on the top of the connection box (2).

5. The retractable USB flash drive with a dust-proof structure according to claim 4, characterized in that, An arc angle is arranged on the edge of the alloy housing (3), and nine anti-slip grooves (8) arranged horizontally from front to back are formed on the top end of the sliding block (702).

6. A retractable USB flash drive with a dust-proof structure according to claim 1, wherein, The elastic component includes a second card slot (901) and an elastic member (902); the second card slot (901) is formed on the left side of the alloy housing (3), and the elastic member (902) that is matched with the second card slot (901) is movably connected to the left side of the connection box (2).

7. The retractable USB flash drive with a dust-proof structure according to claim 6, characterized in that, The elastic component further includes a spring (903); the spring (903) is fixedly connected inside the alloy housing (3), and the other end of the spring (903) is fixedly connected to the connection box (2).

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