Quick plugging device for M.2 solid state disk and assembly structure of quick plugging device

Abstract

The utility model discloses a quick plugging device for an M.2 solid state disk and an assembly structure of the quick plugging device. The quick plugging device for the M.2 solid state disk mainly comprises a tray shell, a tray, an extraction piece, a tray cover and the like. The tray shell is inserted into a circuit board (mainboard) through the plug pins, so that a heat dissipation space is formed between the tray shell and the circuit board. The rear end of the tray is provided with the extraction piece, one face of the tray is covered with the tray cover, and the M.2 solid state disk and the cooling fins are installed in the hard disk containing space of the tray. Therefore, a user can hold the extraction piece by hand to insert the tray into the tray shell, so that the M.2 solid state disk can be inserted into the M.2 connector on the circuit board, otherwise, the tray is pulled out to separate the M.2 solid state disk from the M.2 connector, and the purposes of conveniently and quickly inserting and pulling the M.2 solid state disk, enhancing heat dissipation and the like are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of an M.2 solid state hard disk quick plug-in device, and in particular to an M.2 solid state hard disk quick plug-in device and an assembly structure thereof installed in a POS machine or an industrial computer (BOX PC). Background Art

[0002] Today's computer motherboards and related circuit boards have adopted the new physical layout and technical specifications of M.2, replacing the existing PCI Express (PCIE) and mSATA interface standards. M.2 has flexible technical specifications, higher transmission speeds, allows more specifications of module length and width for solid-state drives, and matches with more advanced connector interfaces, making M.2 more suitable for use in various computer devices than mSATA.

[0003] Although there are some designs of M.2 SSD quick plug-in devices in the existing technology (such as those shown in Taiwan Patents I766716B and I709960B), they are mostly used in tablet computers or laptops, and their structures are not suitable for POS machines or industrial computers (BOX PCs). Moreover, before shipping, the existing POS machine or industrial computer suppliers must disassemble the POS machine or industrial computer casing according to the customer's order and then install the M.2 SSD with the capacity selected by the customer. After the POS machine or industrial computer casing is closed, it is difficult for the client to replace the M.2 SSD in a simple way. Even the supplier cannot directly replace it at the client, which makes subsequent services difficult.

[0004] Therefore, how to propose a device that can quickly plug and unplug the M.2 solid state drive and its assembly structure installed on a POS machine or an industrial computer to solve the above-mentioned problems of the prior art is the subject to be overcome by the present invention. Utility Model Content

[0005] In view of the above-mentioned shortcomings of the prior art, the author of the utility model felt that it was not perfect, so he devoted all his energy to carefully research and overcome it. With his many years of accumulated experience in this industry, he further developed an M.2 solid-state hard drive quick plug-in device and its assembly structure, which can achieve the purposes of convenient and quick plug-in and pull-out of M.2 solid-state hard drives and enhanced heat dissipation.

[0006] The main purpose of the utility model is to provide an M.2 solid-state hard disk quick plug-in device, which is mainly composed of components such as a tray shell, a tray, a pull-out piece and a tray cover, so as to achieve the effects of convenient and quick plug-in and pull-out of the M.2 solid-state hard disk and improved heat dissipation.

[0007] Another purpose of the utility model is to provide an assembly structure of an M.2 solid-state hard disk quick-plug device, which, through the back panel structure of the casing of a POS machine or an industrial computer, and the structure in which the above-mentioned quick-plug device is installed on the mainboard, can achieve the effect of convenient and quick plugging and unplugging of the M.2 solid-state hard disk of the POS machine or the industrial computer.

[0008] In order to achieve the above-mentioned purpose, the utility model proposes an M.2 solid state hard disk quick plug-in device, which is used to be arranged at one end of an M.2 connector plug interface of a circuit board (motherboard), so that the M.2 solid state hard disk can be easily plugged in and replaced. The preferred technical solution includes:

[0009] A tray shell, which is a rectangular shell, has a slot space that passes through its front and rear ends, and a plurality of plug pins protruding from the lower ends of both sides; each of the plug pins has a plug sheet for inserting the circuit board, and a support portion formed at the upper end of the plug sheet, and the support portion is used to abut against the surface of the circuit board. A tray, which is used to insert or reversely withdraw from the slot space of the tray shell, and a hard disk accommodating space is recessed on one side of the tray for placing an M.2 solid state hard disk; the hard disk accommodating space extends to the front and rear ends of the tray along the length direction of the tray, and the tray is formed with two side walls located on both sides of the hard disk accommodating space; the front end of the hard disk accommodating space is provided with a first anti-fool convex portion, and a buckling portion located on both sides of the hard disk accommodating space. A extraction member, which is combined with the rear end of the tray, and a first locking portion protrudes from one side of the extraction member, and a screw is passed through the first locking portion, and the first locking portion is locked on the tray shell or other objects by using the screw. And a tray cover, which can detachably cover the hard disk accommodating space; an elastic pressing sheet is formed at one end of the tray cover corresponding to the front end of the tray, and a hook sheet is bent at both sides of the elastic pressing sheet, and the hook sheet is buckled on the buckling part of the tray; a coupling part is provided at the other end of the tray cover corresponding to the rear end of the tray, and the coupling part is fixed on the extraction member or the tray.

[0010] One of the preferred technical solutions, the tray shell comprises a bottom plate and an upper cover; a plurality of the plug pins protrude downward from both sides of the bottom plate, and both sides of the plug pins are respectively provided with a right-angle notch extending to the bottom end thereof to form the plug-in piece, and the upper end wall of the right-angle notch constitutes the supporting portion; the upper cover covers the bottom plate, and the slot space is formed between the upper cover and the bottom plate; and a stopper is provided at the front end of the upper cover or the bottom plate, and the stopper protrudes to the front end of the slot space.

[0011] According to one of the preferred technical solutions, a second locking portion protrudes from one side of the rear end of the tray shell, and a screw of the extraction member passes through the first locking portion and is screwed to the second locking portion.

[0012] One of the preferred technical solutions is that the two side walls of the tray are respectively provided with an embedding groove; and an embedding piece is respectively bent at both sides of the tray cover, and the embedding piece and the buckle hook piece are respectively embedded in the embedding groove of the side wall.

[0013] One of the preferred technical solutions is that an anti-foolproof groove is recessed on the outer wall surface of one of the two side walls of the above-mentioned pallet, and the anti-foolproof groove extends to the front and rear ends of the pallet. The pallet can only be inserted into the slot space when the anti-foolproof groove corresponds to the correct direction.

[0014] One of the preferred technical solutions further includes an end cover, which is screwed to the front end of the tray; the end cover has a notch corresponding to the hard disk accommodating space, and the bottom edge of the notch is formed with the first anti-fool convex portion; the buckling parts are respectively formed on both sides of the end cover, and the buckling parts are embedded in the embedding groove of the tray so that the buckle hook piece is buckled in the buckling part in the embedding groove; and the end cover is formed with two limiting plates located on both sides thereof, and the two limiting plates are against the two inner walls of the hard disk accommodating space.

[0015] One of the preferred technical solutions is that the above-mentioned tray is provided with a plurality of positioning holes connecting the hard disk accommodating space and the other side, each of the positioning holes can be passed through a positioning screw, each of the positioning screws can lock a positioning column, and the positioning column is used to engage a groove at the end of the M.2 solid state hard disk.

[0016] One of the preferred technical solutions further includes a heat conductive sheet, which is used to be attached to one side of the M.2 solid state drive, and the heat conductive sheet has a through hole corresponding to the positioning column.

[0017] One of the preferred technical solutions is that the rear end of the above-mentioned tray is provided with a latch hole, screw through holes located on both sides of the latch hole, and a fixing screw passing through the screw through hole; and the extraction member is provided with a latch protrusion embedded in the latch hole, and a locking portion corresponding to the screw through hole, so that the fixing screw is locked in the locking portion.

[0018] In order to achieve the above-mentioned purpose, the utility model also proposes an assembly structure of an M.2 solid-state hard disk quick plug-in device, and its preferred technical solution includes: a casing, the casing having a back plate, the back plate being provided with a hard disk plug-in hole, a hole edge of the hard disk plug-in hole being provided with a second anti-mistake convex portion, and the back plate being provided with a third locking portion corresponding to the first locking portion of the extraction member. A circuit board, which is fixed on a support plate in the casing, the circuit board having an M.2 connector corresponding to the hard disk plug-in hole. The plug-in plates of the plug pins of the tray shell are respectively inserted into the pin holes on the circuit board, so that the supporting portions on the plug-in plates are against the surface of the circuit board, and a heat dissipation space is formed between the bottom surface of the tray shell and the surface of the circuit board; the front end of the slot space of the tray shell is aligned with the M.2 connector, and the rear end of the slot space is aligned with the hard disk plug-in hole of the back plate. The hard disk storage space of the tray is provided with an M.2 solid state hard disk, the gold finger portion of the M.2 solid state hard disk has a concave portion corresponding to the first foolproof protrusion, the gold finger portion protrudes from the front end of the tray, and the first foolproof protrusion is engaged with the concave portion of the gold finger portion. The front end of the tray can be inserted into the slot space of the tray shell through the hard disk plug hole of the back plate until the gold finger portion of the M.2 solid state hard disk is plugged into the M.2 connector, and then the screw of the first locking portion of the extraction member is locked in the third locking portion of the back plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a top view of the exploded diagram of the tray shell and the rear end of the tray of the utility model.

[0020] Figure 2 This is a schematic diagram of an exploded view of the tray shell and the front end of the tray of the utility model when viewed from above.

[0021] Figure 3 The utility model is a schematic diagram of a rear end top view of components such as a tray, a drawer, and a tray cover.

[0022] Figure 4 It is a front end top exploded schematic diagram of the tray, the extraction member, the tray cover and other components of the utility model.

[0023] Figure 5 It is a cross-sectional schematic diagram of the operation of the hook piece of the tray and the tray cover of the utility model.

[0024] Figure 6 This is a schematic diagram of the tray shell of the utility model being installed on a circuit board and a backplane.

[0025] Figure 7 It is a cross-sectional schematic diagram of the tray shell of the utility model being installed on a circuit board to form a heat dissipation space.

[0026] Figure 8This is a schematic diagram of the assembly structure of the M.2 solid state hard disk quick plug and unplug device of the utility model installed in a POS machine.

[0027] Fig. 9 The utility model is a schematic diagram of the assembly structure of the M.2 solid state hard disk quick plug-in device installed on an industrial computer (BOX PC).

[0028] Explanation of symbols: 100: Circuit board

[0029] 200:M.2 connector

[0030] 300:M.2 SSD

[0031] 301: Gold Finger Department

[0032] 302: concave part

[0033] 303: Groove

[0034] 400: Chassis

[0035] 401: Pallet

[0036] 10: Pallet shell

[0037] 11: Slot Space

[0038] 12: Plug pin

[0039] 121: Connector

[0040] 13: Supporting part

[0041] 14: Bottom plate

[0042] 15: Upper cover

[0043] 16: Stopper

[0044] 17: Second locking part

[0045] 20: Pallet

[0046] 21: Hard disk storage space

[0047] 22: Side Wall

[0048] 23: latch hole

[0049] 24: Screw hole

[0050] 25: Fixing screw

[0051] 26: Anti-fool slot

[0052] 27: Bezel

[0053] 28: Positioning hole

[0054] 29: Positioning screw

[0055] 30: Extraction

[0056] 31: First locking part

[0057] 32: Screw

[0058] 33: latch convex part

[0059] 34: Locking part

[0060] 40: Tray cover

[0061] 41: Elastic pressing sheet

[0062] 42: Hook piece

[0063] 43: Joint

[0064] 44: Screw

[0065] 45: L-shaped groove

[0066] 46: Inlay

[0067] 50: End cap

[0068] 51: First anti-fool convex part

[0069] 52: buckle part

[0070] 53: Gap

[0071] 54: Screw

[0072] 55: Limiting piece

[0073] 60: Thermal conductive sheet

[0074] 61:Through hole

[0075] 70: Positioning column

[0076] 80: Back panel

[0077] 81: Hard disk connector

[0078] 82: Second foolproof convex part

[0079] 83: Third locking part

[0080] A1: Heat dissipation space DETAILED DESCRIPTION

[0081] See also Figure 1 and Figure 6As shown, the utility model is a M.2 solid state hard disk quick plug-in device, which is used to be set at one end of the plug interface of an M.2 connector 200 on a circuit board 100 (such as a computer motherboard), so that the M.2 solid state hard disk can be easily plugged and replaced, such as plugging and unplugging with power (hot plugging) or plugging and unplugging without power. Figures 2 to 4 As shown, the preferred embodiment of the utility model mainly includes: a tray shell 10, a tray 20, a drawer 30 and a tray cover 40, and may be provided with an end cover 50, a heat conducting sheet 60 and a plurality of positioning columns 70 and other components, wherein:

[0082] See also Figure 6 and Figure 7 As shown, the tray housing 10 is a rectangular shell for pre-installation on a circuit board 100 (main board). Figure 1 and Figure 2 As shown, the tray housing 10 has a slot space 11 extending through the front and rear ends thereof, and a plurality of plug pins 12 protruding from the lower ends of both sides thereof. Each of the plug pins 12 has a plug piece 121 for inserting the circuit board 100, and a support portion 13 formed at the upper end of the plug piece 121, and the support portion 13 is used to abut against the surface of the circuit board 100. Figure 2 As shown, the tray shell 10 is preferably formed by stamping a heat dissipation aluminum alloy plate, and includes a bottom plate 14 and an upper cover 15. A plurality of the plug pins 12 protrude downward from both sides of the bottom plate 14, and a right-angle notch extending to the bottom end is respectively provided on both sides of the plug pin 12 to form the plug-in piece 121, and the upper end wall of the right-angle notch constitutes the support portion 13. The upper cover 15 is a U-shaped cover body, which covers and buckles on the bottom plate 14, and the slot space 11 is formed between the upper cover 15 and the bottom plate 14. In addition, a stopper 16 is bent at the front end of the upper cover 15 or the bottom plate 14, so that the stopper 16 protrudes to the front end of the slot space 11, and is used to stop the front end of the tray 20 inserted into the slot space 11.

[0083] The tray 20 may be an aluminum extrusion, and the tray 20 allows the user to easily insert the tray into the slot space 11 of the tray housing 10, or to reversely withdraw the tray from the slot space 11 of the tray housing 10, so as to facilitate the connection or separation of an M.2 solid state drive 300 (M.2 SSD) installed in the tray 20 with the M.2 connector 200 on the circuit board 100. Figures 2 to 4As shown, a hard disk accommodating space 21 is recessed on one side of the tray 20, and the hard disk accommodating space 21 is used to place an M.2 solid state hard disk 300. The hard disk accommodating space 21 extends to the front and rear ends of the tray 20 along the length direction of the tray 20, so that the tray 20 forms two side walls 22 located on both sides of the hard disk accommodating space 21. In addition, the front end of the hard disk accommodating space 21 has a first anti-mistake protrusion 51, and the first anti-mistake protrusion 51 is used to install the M.2 solid state hard disk 300 into the hard disk accommodating space 21 in the correct direction, so that the first anti-mistake protrusion 51 is locked in a recess 302 of a gold finger part 301 of the M.2 solid state hard disk 300. In addition, there are a buckling part 52 on both sides of the hard disk accommodating space 21, which is used to provide the tray cover 40 to buckle on the buckling part 52 when assembling. Among them, the outer wall surface of one of the two side walls 22 of the tray 20 is also recessed with an anti-mistake groove 26, which extends to the front and rear ends of the tray 20. When the anti-mistake groove 26 corresponds to the correct direction, the tray 20 can be inserted into the slot space 11 of the tray shell 10.

[0084] The extraction member 30 is a component provided for the user to hold by hand, so that the user can insert and remove the above-mentioned tray 20. The extraction member 30 is preferably implemented as a block assembled at the rear end of the tray 20, which can be formed by stamping and bending an aluminum alloy plate, or a plastic part that is integrally injection-molded. A first locking portion 31 (which can be a sheet, etc.) protrudes from either side of the extraction member 30. The first locking portion 31 forms a screw through hole, so that a screw 32 can be inserted into the first locking portion 31, and the screw 32 can be used to lock the first locking portion 31 to a second locking portion 17 (such as a second locking portion 17) protruding from one side of the rear end of the tray shell 10. Figure 1 and Figure 6 as shown) or on the back panel 80 of the computer (as shown Figure 8 and Fig. 9 As shown). One of the preferred assembly embodiments is as follows: Figure 3 As shown, the rear end of the tray 20 is provided with a latch hole 23, screw through holes 24 located on both sides of the latch hole 23, and a fixing screw 25 that can pass through the screw through hole 24; and the corresponding front end of the extraction member 30 is provided with a latch protrusion 33 that can be embedded in the latch hole 23, and a locking portion 34 (locking hole) corresponding to the screw through hole 24, so that the fixing screw 25 can be locked in the locking portion 34, thereby assembling the extraction member 30 at the rear end of the tray 20.

[0085] See also Figure 3 and Figure 4As shown, the tray cover 40 is preferably formed by stamping and bending an aluminum alloy plate, so that it can be used to detachably cover the hard disk storage space 21 of the tray 20, and enclose the M.2 solid state drive 300 in the hard disk storage space 21. The tray cover 40 is implemented as a rectangular sheet body corresponding to the tray 20, and an elastic pressing sheet 41 is formed at one end corresponding to the front end of the tray 20. A hook sheet 42 is bent at both sides of the elastic pressing sheet 41. The hook sheet 42 is used to buckle with the buckling parts 52 (such as Figure 1 As shown). The other end of the tray cover 40 corresponding to the rear end of the tray 20 is provided with a coupling portion 43, and the coupling portion 43 has a screw through hole, and the coupling portion 43 is fixed to the bottom surface of the above-mentioned extraction member 30 or tray 20 by a screw 44. Among them, the elastic pressing piece 41 can be formed by punching an L-shaped groove 45 or a groove of other shapes on both sides of the tray cover 40. In order to facilitate the correct installation of the tray cover 40 on the tray 20, the bottom surfaces of the two side walls 22 of the above-mentioned tray 20 are respectively provided with an embedding groove 27, and the embedding groove 27 extends to the two ends of the side wall 22; and the two sides of the tray cover 40 are respectively bent with an embedding piece 46, so that the embedding pieces 46 and the hook piece 42 on both sides are respectively embedded in the embedding groove 27 of the side wall 22 during assembly, and the hook piece 42 is buckled in the buckling portion 52 located in the embedding groove 27 (as shown in FIG. Figure 1 If Figure 5 As shown, by simply pressing the elastic pressing piece 41 downward, the hook piece 42 can be separated from the buckling portion 52 , thereby facilitating the removal of the tray cover 40 .

[0086] See also Figures 2 to 5 As shown, the utility model can implement an end cover 50, which is locked to the front end of the tray 20 by screws 54. The end cover 50 is stamped from an aluminum alloy sheet, and has a notch 53 on one side corresponding to the hard disk accommodating space 11. The bottom edge of the notch 53 is formed with the first foolproof convex portion 51. When the end cover 50 is locked to the front end of the tray 20, the first foolproof convex portion 51 at the front end of the hard disk accommodating space 21 is formed. The buckling portions 52 are formed on both sides of the end cover 50. When the end cover 50 is locked to the front end of the tray 20, the buckling portions 52 can be embedded in the embedding groove 27 of the tray 20, so that the buckle hook piece 42 of the tray cover 40 is buckled in the buckling portion 52 in the embedding groove 27. Furthermore, the end cover 50 is formed with two stoppers 55 on both sides thereof. When the end cover 50 is locked to the front end of the tray 20, the two stoppers 55 abut against the two inner side walls (such as the inner wall of the hard disk accommodating space 21) of the hard disk accommodating space 21. Figure 2 shown).

[0087] See also Figures 2 to 5As shown, the tray 20 is provided with a plurality of positioning holes 28 connecting the hard disk accommodating space 21 and the other side thereof, each of the positioning holes 28 can be penetrated by a positioning screw 29, each of the positioning screws 29 can be locked with a positioning post 70, so that the positioning post 70 is located in the hard disk accommodating space 21, and can be used to engage a groove 303 (such as Figure 3 , Figure 4 As shown in the figure, the positioning column 70 can be arbitrarily set according to the length of the M.2 solid state drive 300. In addition, to help the M.2 solid state drive 300 dissipate heat, the utility model can further implement a heat conductive sheet 60 in the tray 20. The heat conductive sheet 60 is a sheet made of metal with good thermal conductivity, which is used to be attached to one side of the M.2 solid state drive 300, and the heat conductive sheet 60 has a through hole 61 corresponding to the positioning column 70, so that the utility model can have a better heat dissipation function for the M.2 solid state drive.

[0088] See also Figures 6 to 9 As shown, based on the above technical features, the utility model further proposes an assembly structure of an M.2 solid state hard disk quick plug-in device, and its preferred embodiment includes: assembling the above M.2 solid state hard disk quick plug-in device on a circuit board 100 in a housing 400, so as to achieve the function of plugging and replacing the M.2 solid state hard disk 300 without disassembling the housing 400, wherein:

[0089] The housing 400 may be a housing of a POS machine (eg Figure 8 ), or industrial computers (such as BOX PCs) (such as Fig. 9 ) or other computer cases. The back panel 80 mentioned above is provided at the back or bottom of the case 400. The back panel 80 is provided with a hard disk plug-in hole 81. A second fool-proofing protrusion 82 is provided on one side of the hard disk plug-in hole 81. The second fool-proofing protrusion 82 corresponds to the fool-proofing groove 26 on one side of the tray 20, so that the tray 20 can be inserted into the tray shell 10 through the hard disk plug-in hole 81 in the correct direction. The back panel 80 is also provided with a third locking portion 83 corresponding to the first locking portion 31 of the extraction member 30. The third locking portion 83 can be a lock hole. The circuit board 100 is usually a motherboard, which is fixed on a tray 401 in the case 400 (as shown in FIG. 1 ). Figure 6 As shown), and an existing M.2 connector 200 is encapsulated on the circuit board 100. When the circuit board 100 and the backplane 80 are installed, the hard disk plug-in hole 81 of the backplane 80 is aligned with the M.2 connector 200.

[0090] See also Figure 7As shown, when the plug-in pieces 121 of the plug-in pins 12 of the tray housing 10 of the utility model are respectively inserted into the plug-in holes on the circuit board 100, the supporting parts 13 on the plug-in pieces 121 can abut against the surface of the circuit board 100, so that the front end of the slot space 11 of the tray housing 10 is aligned with the M.2 connector 200, and the rear end of the slot space 11 is aligned with the hard disk plug-in hole 81 of the backplane 80. With this assembly structure, a heat dissipation space A1 is formed between the bottom surface of the tray housing 10 and the surface of the circuit board 100, so that electronic components can be added to this space, and poor heat dissipation of electronic components on the circuit board 100 can be avoided, and the M.2 solid state drive 300 can also be effectively cooled.

[0091] After an M.2 solid state drive 300 is arranged in the hard disk storage space 21 of the tray 20, the gold finger portion 301 of the M.2 solid state drive 300 passes through the end cover 50 and protrudes from the front end of the tray 20, and the first fool-proof protrusion 51 of the end cover 50 is locked in the recess 302 of the gold finger portion 301. When the user holds the extraction member 30, the front end of the tray 20 can be inserted into the slot space 11 of the tray shell 10 through the hard disk plug-in hole 81 of the back plate 80 until the gold finger portion 301 of the M.2 solid state drive 300 is plugged into the M.2 connector 200, and then the screw 32 of the first locking portion 31 of the extraction member 30 is directly locked on the second locking portion 17 (such as the screw 32 of the screw 32 of the screw 32 of the screw 32 of the first locking portion 31 of the tray shell 10) Figure 1 and Figure 6 ), or the screw 32 of the first locking portion 31 is locked to the third locking portion 83 of the back plate 80 (as shown in Figure 8 and Fig. 9 ), the plug-in assembly structure of the M.2 solid state drive 300 is completed. Conversely, after removing the screw 32 of the extraction member 30, the extraction member 30 can be grasped and pulled out in the reverse direction to separate the M.2 solid state drive 300 from the M.2 connector 200, thereby achieving the function of quick plug-in and replacement.

[0092] The present invention has been disclosed in the above with a preferred embodiment, but those skilled in the art should understand that the embodiment is only used to describe the present invention and should not be interpreted as limiting the scope of the present invention. It should be noted that all changes and substitutions equivalent to the embodiment should be included in the scope of the present invention. Therefore, the protection scope of the present invention shall be based on the definition of the claims.

Claims

1. A M.2 solid state hard disk quick plug and unplug device, characterized in that: A device for setting an end of an M.2 connector plug interface of a circuit board, comprising: A tray shell, the tray shell is a rectangular shell, the tray shell has a slot space extending through the front and rear ends thereof, and a plurality of plug pins protruding from the lower ends of both sides thereof; each of the plug pins has a plug sheet for inserting the circuit board, and a support portion formed at the upper end of the plug sheet, the support portion being used to abut against the surface of the circuit board; A tray, the tray is used to be inserted into or reversely withdrawn from the slot space of the tray shell, a hard disk accommodating space is recessed on one side of the tray, and is used to place an M.2 solid state hard disk; the hard disk accommodating space extends along the length direction of the tray to the front and rear ends of the tray, and the tray is formed with two side walls located on both sides of the hard disk accommodating space; a first anti-mistake convex portion is provided at the front end of the hard disk accommodating space, and buckling portions are located on both sides of the hard disk accommodating space; a drawer, the drawer being combined with the rear end of the tray, a first locking portion protruding from one side of the drawer, the first locking portion being provided for a screw to be passed through, and the first locking portion being locked to the tray shell or other objects by means of the screw; as well as A tray cover, which can detachably cover the hard disk accommodating space; an elastic pressing sheet is formed at one end of the tray cover corresponding to the front end of the tray, and a hook sheet is bent at both sides of the elastic pressing sheet, and the hook sheet is buckled on the buckling part of the tray; a coupling part is provided at the other end of the tray cover corresponding to the rear end of the tray, and the coupling part is fixed on the extraction member or the tray.

2. The M.2 solid state drive quick plug and unplug device as claimed in claim 1, characterized in that: The tray shell includes a bottom plate and an upper cover; a plurality of the plug pins protrude downward from both sides of the bottom plate, and a right-angle notch extending to the bottom end thereof is respectively provided on both sides of the plug pin to form the plug-in piece, and the upper end wall of the right-angle notch constitutes the supporting portion; the upper cover is covered on the bottom plate, and the slot space is formed between the upper cover and the bottom plate; and a stopper is provided at the front end of the upper cover or the bottom plate, and the stopper protrudes to the front end of the slot space.

3. The M.2 solid state drive quick plug and unplug device as claimed in claim 1 or 2, characterized in that: A second locking portion protrudes from one side of the rear end of the tray shell, and the screw of the extraction member passes through the first locking portion and is screwed to the second locking portion.

4. The M.2 solid state drive quick plug and unplug device as claimed in claim 1, characterized in that: The two side walls of the tray are respectively provided with an embedding groove; and an embedding piece is respectively bent at the two sides of the tray cover, and the embedding piece and the buckle hook piece are respectively embedded in the embedding groove of the side wall.

5. The M.2 solid state drive quick plug and unplug device as claimed in claim 1 or 4, characterized in that: The outer wall surface of one of the two side walls of the tray is concavely provided with an anti-mistake groove, and the anti-mistake groove extends to the front and rear ends of the tray. The tray can be inserted into the slot space only when the anti-mistake groove corresponds to the correct direction.

6. The M.2 solid state drive quick plug and unplug device as claimed in claim 4, characterized in that: It further includes an end cover, which is screwed to the front end of the tray; the end cover has a notch corresponding to the hard disk accommodating space, and the bottom edge of the notch is formed with the first anti-foolproof protrusion; the buckling parts are respectively formed on both sides of the end cover, and the buckling parts are embedded in the embedding groove of the tray so that the buckle hook piece is buckled in the buckling part in the embedding groove; and the end cover is formed with two limiting plates located on both sides thereof, and the two limiting plates are against the two inner walls of the hard disk accommodating space.

7. The M.2 solid state drive quick plug and unplug device as claimed in claim 1, characterized in that: The tray is provided with a plurality of positioning holes connecting the hard disk accommodating space and the other side, each of the positioning holes can be passed through a positioning screw, each of the positioning screws can be locked with a positioning column, and the positioning column is used to engage a groove at the end of the M.2 solid state drive.

8. The M.2 solid state drive quick plug and unplug device as claimed in claim 7, characterized in that: It further includes a heat conductive sheet, which is used to be attached to one side of the M.2 solid state drive, and the heat conductive sheet has a through hole corresponding to the positioning column.

9. The M.2 solid state drive quick plug and unplug device as claimed in claim 1, characterized in that: The rear end of the tray is provided with a latch hole, screw through holes on both sides of the latch hole, and a fixing screw passing through the screw through holes; and the extraction member is provided with a latch protrusion embedded in the latch hole, and a locking portion corresponding to the screw through hole, so that the fixing screw is locked in the locking portion.

10. An assembly structure of an M.2 solid state drive quick plug and unplug device as claimed in any one of claims 1 to 9, characterized in that: It includes: A housing, the housing having a back plate, the back plate being provided with a hard disk plugging hole, a second fool-proof convex portion being provided at a hole edge of the hard disk plugging hole, and the back plate being provided with a third locking portion corresponding to the first locking portion of the extraction member; A circuit board fixed on a support plate in the housing, the circuit board having an M.2 connector corresponding to the hard disk plug-in hole; The plug-in plates of the plug-in pins of the tray shell are respectively inserted into the plug-in holes on the circuit board, so that the supporting parts on the plug-in plates are pressed against the surface of the circuit board, and a heat dissipation space is formed between the bottom surface of the tray shell and the surface of the circuit board; the front end of the slot space of the tray shell is aligned with the M.2 connector, and the rear end of the slot space is aligned with the hard disk plug-in hole of the backplane; An M.2 solid state drive is arranged in the hard disk accommodating space of the tray, the gold finger portion of the M.2 solid state drive has a concave portion corresponding to the first foolproof protrusion, the gold finger portion protrudes from the front end of the tray, and the first foolproof protrusion is engaged with the concave portion of the gold finger portion; and The front end of the tray can be inserted into the slot space of the tray shell through the hard disk plug-in hole of the backplane until the gold finger part of the M.2 solid-state hard disk is plugged into the M.2 connector, and then the screw of the first locking part of the extraction member is locked on the third locking part of the backplane.

Images