CN214253874U

CN214253874U - Hard disk cartridge and case

Info

Publication number: CN214253874U
Application number: CN202023147523.9U
Authority: CN
Inventors: 陈时富
Original assignee: Shenzhen Detector Science And Technology Co ltd
Current assignee: Shenzhen Detector Science And Technology Co ltd
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-09-21
Anticipated expiration: 2030-12-23

Abstract

The utility model discloses a hard disk cartridge, include: the middle frame is arranged between the upper shell and the lower shell to form an inner cavity for accommodating the heating element; the heating part is provided with a heat conduction layer, and the heating part is contacted with the shell to dissipate heat through the heat conduction layer. The utility model discloses a set up the one deck heat-conducting layer on the piece that generates heat of hard disk cartridge, make it possess high-efficient radiating advantage, make the improvement to the shell structure simultaneously, make its installation inseparabler, be provided with heat-conducting glue in the hard disk cartridge, wholly have sealed waterproof advantage, avoided because intake and lead to the problem of trouble.

Description

Hard disk cartridge and case

Technical Field

The utility model relates to a hard disk drive technical field especially relates to a hard disk cartridge and quick-witted case.

Background

With the continuous development and progress of technology and the continuous breakthrough of technology, the mobile hard disk is one of the electronic products commonly used by consumers at present. Most of the current mobile hard disks pay attention to the aspects of speed, capacity, reliability and the like of hard disk storage, but the problem of heat generation in the use process of the hard disks is not solved well all the time, but the problem of heat generation of the hard disks brings a certain degree of poor use impression to users. The hard disk needs to generate a large amount of heat in the using process, if the heat is not discharged in time, the working state of the hard disk is influenced, and the service life of the hard disk is shortened. The typical heat radiation structure of current hard disk shell sets up the vent on the shell short side, and it takes away inside heat through the wind current, and its shortcoming is that the vent exposes circuit board inside, and the leakproofness is not good, easily leads to EMI EMC problem, and probably brings dust or tiny metal particle into hard disk inside, causes the risk of difficult clearance or short circuit.

Therefore, how to design a hard disk cartridge capable of dissipating heat quickly is an urgent technical problem to be solved in the industry.

SUMMERY OF THE UTILITY MODEL

In order to solve the not good technical problem of hard disk heat dispersion among the above-mentioned prior art, the utility model provides a hard disk cartridge sets up the one deck heat-conducting layer on hard disk cartridge's the piece that generates heat, makes it possess high-efficient radiating advantage, makes the improvement to shell structure simultaneously, makes its installation inseparabler, and hard disk cartridge wholly has sealed waterproof advantage, has avoided leading to the problem of trouble because of intaking.

The technical scheme provided by the utility model is, design a hard disk cartridge, include: the middle frame is arranged between the upper shell and the lower shell to form an inner cavity for accommodating the heating element; the heating device is characterized in that a heat conduction layer is arranged between the heating piece and the shell, and the heating piece is in contact heat dissipation with the shell through the heat conduction layer.

The heat conducting layer is made of heat conducting glue.

The inboard an organic whole of center is provided with the bulge, the edge orientation of inferior valve the center stretches out the card hole, the inferior valve passes through card hole fixed mounting in the bulge of center.

The protruding parts are arranged on the inner side of the middle frame at intervals.

The upper casing is provided with the mounting hole, the internal an organic whole of inferior valve be provided with the mounting hole passes through the fixed orifices of screw inseparable installation.

Generate heat the piece and include the PCBA board, locate bridging module on the PCBA board, the power conversion module of being connected with bridging module, power conversion module provides regulated voltage for whole hard disk cartridge.

The hard disk box also comprises an LED indicator light connected with the bridge module.

The hard disk box also comprises a crystal oscillator connected with the bridge module.

The hard disk cartridge also comprises a Flash memory connected with the bridge module.

The utility model also provides a machine case, including above-mentioned arbitrary hard disk cartridge.

Compared with the prior art, the utility model discloses a set up the one deck heat-conducting layer on the piece that generates heat of hard disk cartridge, make it possess high-efficient radiating advantage, make the improvement to shell structure simultaneously, make its installation inseparabler, be provided with the heat-conducting glue film in the hard disk cartridge, wholly have sealed waterproof advantage, avoided because intake and lead to the problem of trouble.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic structural diagram of a hard disk cartridge in an embodiment of the present invention;

fig. 2 is a circuit block diagram of a hard disk cartridge according to an embodiment of the present invention;

description of reference numerals: 1. an upper shell; 2. a middle frame; 3. a lower case; 4. PCBA board; 5. a hard disk; 6. a projection; 7. a hasp; 8. mounting holes; 9. a fixing hole; 10. a bridge module; 11. a power conversion module; 12. and an LED indicator light.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Thus, a feature indicated in this specification will serve to explain one of the features of an embodiment of the invention, and not to imply that every embodiment of the invention must have the described feature. Further, it should be noted that this specification describes many features. Although some features may be combined to show a possible system design, these features may also be used in other combinations not explicitly described. Thus, the combinations illustrated are not intended to be limiting unless otherwise specified.

The principles and structure of the present invention will be described in detail below with reference to the accompanying drawings and examples.

As shown in fig. 1, the utility model provides a hard disk cartridge, including the casing, set up hard disk 5 in the casing, set up the PCBA board 4 in the casing.

The casing includes epitheca 1, inferior valve 3 and center 2, and center 2 is installed and is formed the inner chamber that holds the piece that generates heat between epitheca 1 and inferior valve 3, and the piece that generates heat includes PCBA board 4, sets up main control chip on PCBA board 4, connects in PCBA board 4's hard disk 5 through the connecting wire.

And heat conduction layers are arranged between the heating part and the upper shell 1 and between the heating part and the lower shell 3, and the heat conduction layers are made of heat conduction glue. The heat conducting layer directly contacts with the shell to dissipate heat, and the heating piece dissipates heat to the shell through the heat conducting layer and then dissipates heat to the outside.

The heat conducting layer can also be used for quickly radiating a large amount of heat generated by the main control chip during operation.

The inboard an organic whole of center 2 is provided with the bellied bulge 6 of orientation, and the edge of inferior valve 3 stretches out the card hole 7 with bulge 6 looks adaptation towards center 2, and inferior valve 3 passes through card hole 7 fixed mounting in the bulge 6 of center 2.

The protruding parts 6 are provided at intervals inside the middle frame 2.

The upper shell 1 is further provided with a mounting hole 8 for mounting on the lower shell 3, and a fixing hole 9 closely mounted with the mounting hole 8 through a screw is integrally formed in the shell of the lower shell 3.

The hard disk 5 is a special hard disk of an SFF-8784 interface.

The PCBA board 4 is provided with a bridge module 10 connected to the hard disk 5. The bridge module 10 includes a main control chip connected to the hard disk 5.

The PCBA board 4 is also provided with an SFF-8784 interface connected with the main control chip, and the SFF-8784 interface is connected with the hard disk 5 through a connecting wire and transmits signals from the main control chip to the hard disk 5.

The PCBA board 4 is also provided with a USB interface connected with the main control chip, the USB interface penetrates through the shell to be connected with external equipment (such as a computer), and the external equipment is connected with the USB interface through a data line and transmits signals to the main control chip.

The USB interface is a USB 3.1 Gen1 interface, the transmission rate is 5Gbit/s, and the USB interface has the advantage of rapid transmission.

The PCBA board 4 is also provided with a power supply conversion module 11 electrically connected with the main control chip, and the power supply conversion module 11 contains a power supply chip.

The model of the main control chip is JMS 567.

The specific working principle of the whole bridge module 10 includes: the bridge module 10 is powered on through the power conversion module 11 and then started up, and transmits a signal to the hard disk 5 to verify the existence of the hard disk 5. The bridge module 10 can output 3.3V and 1.2V working voltages to the main control chip for use after being connected to the power supply. The internal processor of the main control chip firstly reads the software setting of the external memory (namely the Flash memory of the SPI interface) for setting, and then the internal processor respectively controls the USB controller, the SATA controller and the GPIO controller in the main control chip. The internal processor is connected with the USB controller, and the USB signal of the USB interface end of the externally connected external equipment is required to be obtained, so that the USB connection mode of the external equipment is selected, wherein the USB connection mode comprises USB2.0 and USB 3.1 Gen 1. The internal processor is connected with the LED indicator lamp 12 through the GPIO controller.

The PCBA board 4 is also provided with a power interface connected with the power conversion module 11, an external power adapter is connected with the power interface through a power cord to supply power for the whole hard disk cartridge, and the power conversion module 11 is respectively connected with the main control chip and the hard disk 5. The power interface is a DC5.5-2.0V interface and can supply power quickly.

The specific working principle of the power conversion module 11 includes: the alternating current 12V voltage is output to a power chip input pin from a power adapter, is output to an Lx pin through oscillation generated inside the chip, is converted into electric energy through an inductor to be output, and is compared with an internal reference voltage through a sampling voltage feedback chip FB pin in a voltage division circuit of a resistor to control the pulse width, so that the stable voltage is output to the hard disk 5 and the main control chip.

The USB interface is located PCBA board 4 and is close to one side of main control chip, the SFF-8784 interface is located PCBA board 4 and is close to one side of hard disk 5, power conversion module 11 and the USB interface are located the homonymy, the power interface also is located the homonymy with the USB interface, be convenient for whole hard disk cartridge and external power supply, the communication connection between the quick-witted case.

And an LED indicator light 12 connected with the main control chip through an I/O data interface is also arranged in the hard disk box.

And a crystal oscillator and a Flash memory which are connected with the bridging chip are also arranged in the hard disk box.

The shell of the hard disk box is made of firm aluminum alloy materials, so that the PCBA board 4, the hard disk and the like in the shell can be protected from being damaged easily, and a protection effect is provided.

The utility model discloses in the hard disk cartridge that provides passes through the bridging module of integrated SFF-8784 interface and the hard disk 5 of SFF-8784 interface, make hard disk 5 can directly use the USB interface to insert and use on quick-witted case, but wide application in the equipment that has the USB interface, simple easy-to-use advantage has, the problem of the external equipment of USB interface can't be applied to hard disk 5 originally has been avoided, external equipment has been realized to the data read write of hard disk 5, data transmission's demand, the hard disk function of convenient easy-to-use is provided for the user, make this hard disk cartridge have the practicality more.

The utility model discloses a hard disk cartridge integration has the bridging module of SFF-8784 interface and the hard disk 5 of SFF-8784 interface, makes it possess the advantage of high-efficient transmission data, makes the application range of hard disk 5 wider, can all use hard disk 5 and need not additionally use bridging equipment on the external equipment that has the USB interface; and meanwhile, heat-conducting glue is arranged in the whole hard disk box, so that the heating piece is in contact with the shell for heat dissipation through the heat-conducting glue, the heat generated by the chip can be rapidly dissipated when the hard disk transmits data, and excellent heat dissipation performance is achieved when the hard disk box has the advantage of high-efficiency data transmission.

The utility model also provides an adopt quick-witted case of above-mentioned hard disk cartridge. Machine case need transmit and read write a large amount of data when using, only use the data line that has the USB interface on the machine case can with the utility model provides a hard disk cartridge carries out data transmission, adopts USB 3.0's data interface in the hard disk cartridge, makes quick-witted case can transmit a large amount of data in the hard disk cartridge rapidly and carry out high-efficient reading and writing to data, experiences for the user provides more convenient use.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A hard disk cartridge comprising: the middle frame is arranged between the upper shell and the lower shell to form an inner cavity for accommodating the heating element; the heating device is characterized in that a heat conduction layer is arranged between the heating piece and the shell, and the heating piece is contacted with the shell to dissipate heat through the heat conduction layer.

2. The hard disk cartridge of claim 1 wherein said thermally conductive layer is a thermally conductive paste.

3. The hard disk cartridge as claimed in claim 1, wherein a protrusion protruding toward the center thereof is integrally formed at the inner side of the middle frame, and the edge of the lower case protrudes toward the middle frame through a locking hole, through which the lower case is fixedly mounted to the protrusion of the middle frame.

4. The hard disk cartridge as claimed in claim 3, wherein the protrusion is provided at an interval inside the middle frame.

5. The hard disk cartridge as claimed in claim 1, wherein the upper case is provided with mounting holes, and the lower case is integrally provided with fixing holes to be closely fitted with the mounting holes by screws.

6. The hard disk cartridge as claimed in claim 1, wherein the heat generating member comprises a PCBA board, a bridge module disposed on the PCBA board, and a power conversion module connected to the bridge module, the power conversion module providing a stable voltage to the entire hard disk cartridge.

7. The hard disk drive cartridge of claim 6, further comprising an LED indicator light connected to the bridge module.

8. The hard disk cartridge of claim 6, further comprising a crystal oscillator coupled to the bridge module.

9. The hard disk cartridge of claim 6, further comprising a Flash memory connected to the bridge module.

10. A case comprising the hard disk cartridge of any one of claims 1 to 9.