CN219497337U

CN219497337U - Nvme expands hard disk shell

Info

Publication number: CN219497337U
Application number: CN202320286098.6U
Authority: CN
Inventors: 李小彬
Original assignee: Santa Technology Shenzhen Co ltd
Current assignee: Santa Technology Shenzhen Co ltd
Priority date: 2023-02-22
Filing date: 2023-02-22
Publication date: 2023-08-08
Anticipated expiration: 2033-02-22

Abstract

The utility model relates to the technical field of computer programming education, in particular to an nvme expansion hard disk shell which comprises a hard disk shell, wherein one side of the hard disk shell is provided with a plurality of ventilation openings, the inside of the hard disk shell is fixedly connected with a plurality of first fixing columns, the inside of the hard disk shell is fixedly connected with a plurality of second fixing columns, and the inside of the hard disk shell is provided with a circuit board. The utility model has the advantages that: according to the utility model, the raspberry pie is installed through the arrangement of the second fixing column, so that the raspberry pie and the nvme expansion hard disk shell form a whole, the raspberry pie and the nvme expansion hard disk shell can be directly connected with the nvme hard disk through the arrangement of the m.2 interface, the in-situ of the nvme expansion hard disk shell is not easy to fall off, the circuit board and the raspberry pie are communicated through the two USB male heads on the USB adapter plate, meanwhile, the reaction speed can be improved through no wire connection, the outside is tidier, the learning experience of students can be improved, and the practicability of the device is ensured.

Description

Nvme expands hard disk shell

Technical Field

The utility model relates to the technical field of computer programming education, in particular to an nvme expansion hard disk shell.

Background

The raspberry pie is designed for learning computer programming education, only a microcomputer with the size of a credit card is used, the system is based on Linux, in the application of the raspberry pie, the memory of the raspberry pie is small, an external hard disk is often needed to be connected to increase the memory when the raspberry pie is used, but the external hard disk is mostly connected through a wire, and the taking is inconvenient.

In this regard, the utility model provides an nvme expansion hard disk shell which is solved.

Disclosure of Invention

The object of the present utility model is to solve at least one of the technical drawbacks.

Therefore, an object of the present utility model is to provide an nvme expansion hard disk shell, so as to solve the problems mentioned in the background art and overcome the defects existing in the prior art.

In order to achieve the above objective, an embodiment of an aspect of the present utility model provides an nvme expansion hard disk shell, including a hard disk shell, a plurality of vents are provided on one side of the hard disk shell, a plurality of first fixing columns are fixedly connected to the inside of the hard disk shell, a plurality of second fixing columns are fixedly connected to the inside of the hard disk shell, a circuit board is provided in the inside of the hard disk shell, a plurality of first through holes are provided on one side of the circuit board, a screw is inserted into the inside of each of the plurality of first through holes, the circuit board is fixedly connected to one side of the first fixing columns through the screw, a USB female head is fixedly connected to one side of the circuit board, a USB adapter board is inserted into the inside of the USB female head, and a m.2 interface is fixedly connected to one side of the circuit board.

By any of the above schemes, preferably, the USB adapter plate includes an adapter plate, one side of the adapter plate is fixedly connected with two USB male connectors, and one side of one of the USB male connectors is inserted into the USB female connector.

The technical effect achieved by adopting the scheme is as follows: for connecting the hard disk and the raspberry group.

By any of the above schemes, preferably, a main circuit is provided in the circuit board, a filter circuit is connected to one side of the main circuit, a crystal oscillator circuit is connected to one side of the main circuit, and a control lamp circuit is connected to one side of the main circuit.

In any of the above embodiments, it is preferable that a 3.3V voltage conversion circuit is connected to one side of the main circuit, and a 2.55V voltage conversion circuit and a 1.05V voltage conversion circuit are connected to one side of the 3.3V voltage conversion circuit.

The technical effect achieved by adopting the scheme is as follows: for reducing the voltage.

In any of the above aspects, preferably, a USB interface circuit is disposed in the USB female, and one side of the USB interface circuit is connected to one side of the main circuit.

It is preferable in any of the above embodiments that a m.2 interface circuit is provided in the m.2 interface, and one side of the m.2 interface circuit is connected to one side of the main circuit.

The technical effect achieved by adopting the scheme is as follows: and the hard disk is convenient to connect.

In any of the above embodiments, it is preferable that a memory chip circuit is connected to one side of the main circuit.

Compared with the prior art, the utility model has the following advantages and beneficial effects:

according to the utility model, the raspberry pie is installed through the arrangement of the second fixing column, so that the raspberry pie and the nvme expansion hard disk shell form a whole, the raspberry pie and the nvme expansion hard disk shell can be directly connected with the nvme hard disk through the arrangement of the m.2 interface, the inside of the nvme expansion hard disk shell is not easy to fall off, the circuit board and the raspberry pie are communicated through the two USB male heads on the USB adapter plate, the phenomenon that the raspberry pie and the circuit are not easy to take and fall off due to wire connection can be avoided, meanwhile, the reaction speed can be improved due to no wire connection, the outside is cleaner, the learning experience of students can be improved, and the practicability of the device is ensured.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic diagram of a structure according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram of a hard disk case according to an embodiment of the present utility model;

FIG. 3 is a schematic diagram of a circuit board according to an embodiment of the utility model;

fig. 4 is a schematic structural diagram of a USB adapter plate according to an embodiment of the present utility model;

FIG. 5 is a schematic diagram of a main circuit according to an embodiment of the present utility model;

FIG. 6 is a schematic diagram of a filter circuit according to an embodiment of the utility model

FIG. 7 is a schematic diagram of a crystal oscillator circuit according to an embodiment of the present utility model;

fig. 8 is a schematic diagram of a structure of a control lamp circuit according to an embodiment of the present utility model;

fig. 9 is a schematic diagram of a 3.3V voltage conversion circuit according to an embodiment of the present utility model;

fig. 10 is a schematic diagram of a 2.55V voltage converting circuit according to an embodiment of the utility model;

fig. 11 is a schematic diagram of a structure of a voltage conversion circuit according to an embodiment 1.05V of the present utility model;

FIG. 12 is a schematic diagram of a USB interface circuit according to an embodiment of the utility model;

fig. 13 is a schematic diagram of an interface circuit according to an embodiment m.2 of the utility model;

fig. 14 is a schematic diagram of a memory chip circuit according to an embodiment of the utility model.

In the figure: the device comprises a 1-hard disk shell, a 11-vent, a 12-first fixed column, a 13-second fixed column, a 2-circuit board, a 21-first through hole, a 3-USB female head, a 4-USB adapter plate, a 41-adapter plate, a 42-USB male head and a 5-m.2 interface.

Detailed Description

As shown in fig. 1 to 14, an nvme expansion hard disk shell comprises a hard disk shell 1, a plurality of ventilation openings 11 are formed in one side of the hard disk shell 1, internal heat dissipation is facilitated, a plurality of first fixing columns 12 are fixedly connected in the hard disk shell 1, a plurality of second fixing columns 13 are fixedly connected in the hard disk shell 1, raspberry pie can be mounted on one side of the second fixing columns 13 by matching with screws or bolts, a circuit board 2 is arranged in the hard disk shell 1, a plurality of first through holes 21 are formed in one side of the circuit board 2, a screw is inserted in each of the plurality of first through holes 21, the circuit board 2 is fixedly connected to one side of the first fixing columns 12 through the screw, a USB female connector 3 is fixedly connected to one side of the circuit board 2, a USB board 4 is inserted in the USB female connector 3, one side fixedly connected with m.2 interface 5 of circuit board 2 can connect nvme hard disk through m.2 interface 5, come fixed mounting circuit board through first fixed column 12 cooperation screw, be used for installing the raspberry group through second fixed column 13, further can add the hard disk lid at hard disk shell 1, advance the structure such as raspberry group and nvme hard disk through hard disk shell 1 and hard disk lid and install in both inside completely, further hoisting device's aesthetic property, the corresponding socket needs to be seted up to the hard disk lid, so that the raspberry group is connected with other outside settings, this partial structure is comparatively simple, specific no longer carries out the figure show, but do not influence the technician and implement according to the scheme.

The USB adapter plate 4 comprises an adapter plate 41, two USB male heads 42 are fixedly connected to one side of the adapter plate 41, one side of one USB male head 42 is inserted into the USB female head 3, and the two USB male heads 42 on the USB adapter plate 4 are respectively communicated with a hard disk and a raspberry pie, so that convenience in connection and disassembly is improved, no external circuit exists, and the USB adapter plate is more convenient to use.

The circuit board 2 is internally provided with a main circuit, one side of the main circuit is connected with a filter circuit, one side of the main circuit is connected with a crystal oscillator circuit, one side of the main circuit is connected with a control lamp circuit, fig. 5-14 are circuits carried on the circuit board 2 in the utility model, specific connection is not repeated, and the implementation can be carried out according to a scheme by a person skilled in the art.

One side of the main circuit is connected with a 3.3V voltage conversion circuit, one side of the 3.3V voltage conversion circuit is connected with a 2.55V voltage conversion circuit and a 1.05V voltage conversion circuit, and the input 5V voltage can be converted into the 2.55V voltage and the 1.05V voltage which are needed to be used through the three voltage conversion circuits.

The USB interface circuit is arranged in the USB female head 3, and one side of the USB interface circuit is connected with one side of the main circuit.

The m.2 interface 5 is internally provided with a m.2 interface circuit, one side of the m.2 interface circuit is connected with one side of the main circuit, and the m.2 interface 5 is used for connecting an nvme hard disk.

One side of the main circuit is connected with a memory chip circuit.

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

according to the utility model, the raspberry pie is installed through the arrangement of the second fixing column 13, so that the raspberry pie and the nvme expansion hard disk shell form a whole, the raspberry pie and the nvme expansion hard disk shell can be directly connected with the nvme hard disk through the arrangement of the m.2 interface, the in-situ of the nvme expansion hard disk shell is not easy to fall off, the circuit board 2 and the raspberry pie are communicated through the two USB male heads 42 on the USB adapter plate 4, the phenomenon that the raspberry pie and the circuit fall off due to the fact that the raspberry pie and the circuit are difficult to take is avoided, meanwhile, the reaction speed is improved due to the fact that no lead is connected, the learning experience of a learner is improved, and the practicability of the device is ensured.

Claims

1. An nvme expansion hard disk shell which is characterized in that: including hard disk shell (1), a plurality of vents (11) have been seted up to one side of hard disk shell (1), the inside fixedly connected with of hard disk shell (1) a plurality of first fixed columns (12), the inside fixedly connected with of hard disk shell (1) a plurality of second fixed columns (13), the inside of hard disk shell (1) is provided with a circuit board (2), a plurality of first through-holes (21) have been seted up to one side of circuit board (2), a plurality of the inside of first through-holes (21) has all pegged graft a screw, one side of circuit board (2) through screw fixed connection in first fixed column (12), one side fixedly connected with USB female head (3) of circuit board (2), the inside grafting of USB female head (3) has a USB keysets (4), one side fixedly connected with m.2 interface (5) of circuit board (2).

2. The nvme expanded hard disk shell of claim 1 wherein: the USB adapter plate (4) comprises an adapter plate (41), one side of the adapter plate (41) is fixedly connected with two USB male heads (42), and one side of one USB male head (42) is inserted into the USB female head (3).

3. The nvme expanded hard disk shell of claim 2 wherein: the circuit board (2) is internally provided with a main circuit, one side of the main circuit is connected with a filter circuit, one side of the main circuit is connected with a crystal oscillator circuit, and one side of the main circuit is connected with a control lamp circuit.

4. The nvme expanded hard disk shell of claim 3 wherein: one side of the main circuit is connected with a 3.3V voltage conversion circuit, and one side of the 3.3V voltage conversion circuit is connected with a 2.55V voltage conversion circuit and a 1.05V voltage conversion circuit.

5. The nvme expanded hard disk shell of claim 4 wherein: the USB interface circuit is arranged in the USB female head (3), and one side of the USB interface circuit is connected with one side of the main circuit.

6. The nvme expanded hard disk shell of claim 5 wherein: and a m.2 interface circuit is arranged in the m.2 interface (5), and one side of the m.2 interface circuit is connected with one side of the main circuit.

7. The nvme expanded hard disk shell of claim 6 wherein: one side of the main circuit is connected with a memory chip circuit.