JP2005322306A - Lock mechanism of memory unit and desktop computer - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a storage unit lock mechanism which makes it easy to attach the unit or to take it out to carry, and a desktop computer thereof. <P>SOLUTION: The computer 100 has a hard disk drive unit 25 and an HDD chassis 40 provided inside a case 10. And a lock pin 44 is provided inside the front panel 11. When attaching the hard disk drive unit 25 to the case 10, it is locked by holding the handle 42B of the lock lever 42 and fitting the bracket 41 to the HDD chassis 40, and pushing down the lock lever 42 after taking down the hard disk drive unit 25, then hooking the lock 42A to the pin 44. When taking out the hard disk drive unit 25, the lock is released by pulling up the handle 42B of the lock lever 42. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a storage device locking mechanism and a desktop computer using the same. Specifically, a rail for guiding the storage device unit when the storage device unit is mounted in the device housing, and a rotatable lock lever are provided, and at least one storage device is stored in the device housing along the rail. A bracket to be mounted and a lock pin provided on the inner wall of the device housing that locks the lock lever and prevents the bracket from being pulled out of the device housing. Hold the lever, engage with the rail, lower the storage device unit, and then tilt the lock lever to lock the storage device unit. The storage device unit can be easily attached and removed, and the storage device unit has a lock mechanism, etc., by releasing the lock by raising the lock lever when taking out the storage device unit. It is concerned.

  Conventionally, various electronic devices such as a personal computer having a hard disk drive unit as a configuration in a main body are known. In this type of electronic equipment, the hard disk drive can be attached or removed because it is necessary to add, remove, or replace the hard disk drive later because it is treated as an option. The configuration was known and screws were mainly used to install hard disk drives.

  When attaching and detaching the hard disk drive unit, there are problems that the screw for fixing the hard disk drive is dropped into the main body, or the driver cannot be used properly unless other parts are removed, which makes the work complicated.

  In order to solve this, an electronic apparatus having a simple and inexpensive structure in which a secondary storage device can be easily attached and detached has been proposed (for example, see Patent Document 1).

  In this case, the hard disk drive (HDD) main body is fixed to the case with screws while sandwiching a vibration isolating material. A signal cable or a power cable (not shown) is led out from a rectangular hole in the case and connected to a predetermined portion of the main body.

  A convex portion is caulked and fixed to the bottom surface of the case. A lever is fixed to the side corner of the case by a mounting plate and screws.

  In assembling the HDD unit into the apparatus main body, the HDD unit is mounted inside the main body by engaging the three convex portions, the lever, and the hole. In this case, when the HDD unit is slid into a key shape so that the chassis is sandwiched between the slit portions of the convex portion, the portion having the diameter of the convex portion is engaged with the small circular portion of the hole, and further, the chassis surface of the apparatus main body The lever biased in the direction falls into the hole, and the HDD unit is locked to the main body.

Japanese Patent Laid-Open No. 2003-306186 (pages 2, 3 and 1)

  As mentioned above, when screws are mainly used to install hard disk drives, do not drop the hard disk drive fixing screws into the main unit or remove other parts when attaching or detaching the hard disk drive unit. The driver was not able to use well, and there was a problem that the work was complicated.

  In addition, in the case of Patent Document 1, mounting does not require troublesome work such as screwing and does not cause problems such as loss of screws, but there is a drawback that alignment at the time of mounting is difficult. Also, when a plurality of hard disk drives are mounted, the operation is complicated because they are mounted and locked one by one. On the other hand, when multiple hard disk drives are installed together, the hard disk drive unit becomes heavy, making it difficult to carry when attaching and detaching, and deformation of the fitting part of the mounting guide rail due to the impact between the hard disk drive unit and the mounting guide rail There was a problem that occurred.

  SUMMARY OF THE INVENTION An object of the present invention is to provide a storage device unit locking mechanism and a desktop computer in which a storage device unit can be easily attached and detached and can be easily carried.

  The lock mechanism of the storage device unit according to the present invention is a lock mechanism of the storage device unit that is detachable in the device housing, and includes a rail that guides the storage device unit when the storage device unit is mounted in the device housing, and at least One storage device is stored, and it is equipped with a bracket mounted in the device casing along the rail and a locking pin provided on the inner wall of the device casing. The bracket is formed in a U shape and can be used as a handle A lock lever is rotatably provided, and this lock lever has a lock portion that prevents the bracket from being pulled out of the device casing by being hooked on a lock pin.

  The desktop computer according to the present invention is a desktop computer in which a storage device unit is detachably incorporated in a housing, and a rail that guides the storage device unit when the storage device unit is mounted in the housing, and at least one storage device. A bracket that is housed and mounted in the apparatus casing along the rail, and a locking pin provided on the inner wall of the casing, and a bracket-shaped lock lever is rotatably provided on the bracket. The lock lever has a lock portion that prevents the bracket from being pulled out from the housing by being hooked on the lock pin.

  According to the present invention, the lock mechanism of the storage device unit includes a rail that guides the storage device unit when the storage device unit is mounted in the device housing, and at least one storage device that is stored in the device housing along the rail. It has a bracket to be mounted and a locking pin provided on the inner wall of the device housing, and the bracket is formed in a U-shape, and a lock lever that can be used as a handle is rotatably provided. The bracket is restrained from being pulled out from the apparatus housing by being hooked on the locking pin.

  For example, both ends of the lock lever are pivotally attached to opposite side surfaces of the bracket. Further, when the lock lever is tilted in the horizontal direction, it is hooked on the lock pin, the bracket is locked, and when the lock lever is raised, the lock is released and the lock lever can be used as a handle. When the lock lever is provided with a convex portion and the bracket is locked, when the side cover is closed, the convex portion is pushed by the side cover, so that the lock cannot be released.

  Accordingly, when a plurality of storage device units are mounted together, the lock lever formed in a letter shape is held, so that it is easy to carry and the storage device unit can be easily attached and detached. Further, the impact between the storage device unit and the guide rail can be suppressed, and deformation of the fitting portion such as the rail can be prevented.

  In addition, the bracket can be easily locked simply by tilting the lock lever horizontally.Further, a protrusion is provided on the lock lever, and when the side cover is closed with the bracket locked, the protrusion is By being pushed, it becomes possible to prevent the lock from being released.

  According to the lock mechanism and the desktop computer of the storage device unit according to the present invention, the rail that guides the storage device unit when the storage device unit is mounted in the device housing, and at least one storage device are stored along the rail. A bracket mounted in the device housing and a locking pin provided on the inner wall of the device housing, the bracket is formed in a U shape, and a lock lever that can be used as a handle is rotatably provided. This lock lever has a lock part that prevents the bracket from being pulled out of the device housing by being hooked on the lock pin, and the storage device unit can be easily attached and detached, and is easy to carry. it can.

  Hereinafter, a lock mechanism for a storage device unit and a desktop computer (hereinafter referred to as a computer) according to an embodiment of the present invention will be described with reference to the drawings.

  FIG. 1 is a diagram showing an outline of a computer 100 according to the embodiment of this invention. The computer 100 is formed in an L shape having a plurality of air intake holes for introducing external air into the housing 10 on the wall, and an L shape having a short side and a long side. And a side cover that covers a portion below the bottom surface of the desktop computer.

  As shown in FIG. 1, an air intake 13 as a penetrating portion is provided at a predetermined position of the side panel 12 in the housing 10 of the computer 100. The air intake 13 has a rectangular cross section and is provided with a plurality of intake holes 14A and 14B for introducing external air into the housing 10 on the side surface and the top surface. Further, on the left side as viewed from the front panel 11 side, there is provided a side cover 12A that is formed in an L shape having a short side and a long side and covers a portion below the bottom surface of the air intake 13 on the side surface of the housing. An open button 4 is provided on the short side of the side cover 12A.

  FIG. 2 is a cross-sectional view illustrating a configuration example of the computer 100 according to the embodiment of this invention. The arrows in FIG. 2 indicate the flow of cooling air.

  As shown in FIG. 2, the computer 100 includes an air intake 13, a motherboard 20 provided with a CPU 21 as a processor, a heat sink 22, a heat pipe 23, a cooling fan 24, and a hard disk drive unit (HDD unit) 25. The power unit 26, the graphic board 27, optical drives 28 and 29, a floppy (registered trademark) drive 30, and a chassis 31.

  The housing 10 is divided into two upper and lower spaces (10A, 10B) by the chassis 31. An air intake 13 is provided on the chassis 31.

  The chassis 31 has one end fixed to the front panel 11 of the housing 10 and the other end fixed to the back surface 15 of the housing 10. A through hole 31A for connecting the upper space 10A and the lower space 10B is provided on the front panel 11 side of the chassis 31.

  In the upper space 10A, a heat sink 22, a cooling fan 24, and optical drives 28 and 29 are arranged. A cooling fan 24 is disposed between the heat sink 22 and the air intake 13. The cooling fan 24 can suck external air from the intake holes 14A and 14B provided in the side surface 13A and the top surface 13B of the air intake 13. Air having the same temperature as the room temperature is directly supplied to the cooling fan 24.

  Further, by arranging the heat sink 22 and the cooling fan 24 in the upper space 10A, the casing 10 is used to the maximum width, and the heat sink 22 and the cooling fan 24 are large. In particular, a large size (for example, 120 mm) fan is used as the cooling fan 24. Therefore, the noise of the cooling fan 24 can be reduced.

  In the lower space 10B, a mother board 20, a hard disk drive unit 25, a power supply unit 26, a graphic board 27, and a floppy (registered trademark) drive 30 are arranged. Note that another hard disk may be added at the position of the floppy (registered trademark) drive 30. The CPU 21 and the heat sink 22 are thermally connected by a heat pipe 23. Thereby, the heat generated by the CPU 21 is conducted to the heat sink 22 via the heat pipe 23. The heat carried to the heat sink 22 is cooled by the cooling fan 24. In this case, the waste heat air is discharged from the exhaust port on the back surface 15 of the housing 10.

  As shown in FIG. 2, when the computer 100 operates, the cooling fan 24 sucks cooling air from the side surface 13 </ b> A and the top surface 13 </ b> B on the back side of the air intake 13. In addition, the cooling air is sucked from the front side surface 13A of the air intake 13 by the fan 26F attached to the power supply unit 26 and introduced into the lower space 10B through the through hole 31A provided in the chassis 31. Then, it is discharged from the exhaust port on the back surface 15 of the housing 10. Thereby, the cooling air can be easily introduced into the lower space 10B. Further, the cooling air can cool components such as the hard disk drive unit 25, the power supply unit 26, and the graphic board 27 that are arranged in the lower space 10B.

  FIG. 3 is a diagram illustrating a configuration example of the hard disk drive unit. As shown in FIG. 3, the hard disk drive unit 25 as a storage device unit includes a hard disk drive 25A and a bracket 25B. In this example, three hard disk drives 25A are mounted as storage devices on the bracket 25B. A signal cable and a power cable (not shown) are led out from the upper part of the bracket 25B and connected to predetermined locations of the motherboard 20 and the power supply unit 26.

  FIG. 4 is a diagram illustrating a configuration example of the bracket 25B. FIG. 4A is a view from above of the bracket 25B. FIG. 4B is a side view of the bracket 25B. As shown in FIG. 4, the bracket 25 </ b> B includes a bracket body 41 and a lock lever 42.

  The bracket body 41 is formed into a quadrangular shape by sheet metal processing using a metal plate, and a plurality of holes for allowing cooling air to pass therethrough are provided on the side surface. The bracket body 41 can store, for example, three hard disk drives. In addition, the bracket body 41 is provided with a rail 43A that engages with a guide rail of the HDD chassis when mounted.

  The lock lever 42 is formed in a U shape by sheet metal processing using a metal plate, and both ends thereof are rotatably attached to the bracket body 41. The position of the lock lever 42 shown in FIG. 4 is the position in the locked state. In this case, the lock lever 42 falls to the side, and the lock portion 42A is engaged with the pin 44 provided on the housing 10 side.

  FIG. 5 is a diagram illustrating a configuration example of the lock lever 42. FIG. 5A is a front view of the lock lever 42. FIG. 5B is a side view of the lock lever 42. As shown in FIG. 5, the lock lever 42 includes a lock portion 42A, a handle portion 42B, and a convex portion 42C. Further, shaft holes for attaching to the bracket body 41 are provided at both ends of the lock lever 42. Since the convex portion 42C is pushed by the side cover 12A to be mounted when the lock lever 42 is tilted sideways and is in a locked state, it is possible to prevent the lock from being released.

  FIG. 6 is a diagram illustrating a configuration example of the HDD chassis 40. FIG. 6A is a side view of the HDD chassis 40. FIG. 6B is a view of the HDD chassis 40 as seen from above. The HDD chassis 40 is formed by sheet metal processing using a metal plate. As shown in FIG. 6, a rail 43 </ b> B that guides the bracket 25 </ b> B when mounted is provided inside the side surface of the HDD chassis 40. A mounting screw hole is provided in the housing 10 on the bottom surface.

  FIG. 7 shows an example of the structure of the attachment portion of the main body. As shown in FIG. 7, the HDD chassis 40 is attached to the front panel 11 side of the housing 10, and pins 44 are provided inside the front panel 11. The pin 44 has a cylindrical shape with a diameter of 6 mm, for example.

  FIG. 8 is a diagram showing a state where the hard disk drive unit is carried. As shown in FIG. 8, when the hard disk drive unit 25 is attached to the housing 10 or removed from the housing 10, the lock lever 42 is raised as shown and operated by holding the handle portion 42 </ b> B of the lock lever 42. It can be performed.

  For example, when mounting, as shown in FIG. 8, the handle 43B of the lock lever 42 is held, the rail 43A of the bracket body 41 is engaged with the rail 43B of the HDD chassis 40, the hard disk drive unit 25 is lowered, and then the lock lever 42 And the hard disk drive unit 25 is locked when the lock portion 42A is engaged with the pin 44. In this case, having the lock lever 42 facilitates insertion into the rail 43B. In addition, when the lock lever 42 falls to the side and enters the locked state, the convex portion 42C of the lock lever 42 is pushed by the side cover 12A to be mounted, and thus prevents the lock from being released. Is possible.

  For example, when taking out, the handle 42B of the lock lever 42 is raised to release the lock. Then, as shown in FIG. 8, the hard disk drive unit 25 is removed from the housing 10 by holding the handle portion 42 </ b> B of the lock lever 42 and pulling it upward.

  As described above, in this embodiment, the computer 100 includes the HDD chassis 40 having the rail 43B for guiding the hard disk drive unit 25 when the hard disk drive unit 25 is mounted on the housing 10 and the lock lever 42 that can be used as a handle. A bracket 25B provided movably, and a pin 44 provided on the inner wall of the housing 10 and locking the lock lever 42 to prevent the bracket 25B from being pulled out from the housing 10 are provided. Both ends of the lock lever 42 are rotatably attached to opposite side surfaces of the bracket 25B. When the lock lever 42 falls in the horizontal direction, the lock lever 44 is caught on the lock pin 44, the bracket 25B is locked, and when the lock lever 42 is raised, the lock is released and the lock lever 42 can be used as a handle. The

  Thereby, the hard disk drive unit 25 can be easily attached and detached. And it is convenient to carry. In particular, when the plurality of hard disk drives 25A have, the heavy hard disk drive unit 25 can be easily transported, the impact with the guide rail can be suppressed, and deformation of the fitting portion such as the rail can be prevented. Further, there is an advantage that it is difficult to feel the weight when the HDD chassis 40 is incorporated.

  Further, in the state where the convex portion 42C is provided on the lock lever 42 and the bracket 25B is locked, the convex portion 42C is pushed by the side cover 12A when the side cover 12A is closed, so that the lock is released during transportation. Can be prevented.

  Also, the troublesome work such as screwing is not required, and the hard disk drive unit 25 can be attached and detached very easily, and there is no problem such as loss of screws.

  In the above-described embodiment, the computer 100 has been described with the air intake 13 provided, but the present invention is not limited to this. The present invention can also be applied to other types of desktop computers.

  In the above embodiment, the hard disk drive unit 25 has been described. However, the present invention is not limited to this. The present invention can also be applied to other storage device units.

  As described above, the storage device unit locking mechanism and the desktop computer according to the present invention can be applied for the purpose of facilitating the attaching / detaching operation of the hard disk drive unit.

It is a figure which shows the external shape of the computer 100 of embodiment. 2 is a cross-sectional view illustrating a configuration example of a computer 100. FIG. It is a figure which shows the structural example of a hard-disk drive unit. It is a figure which shows the structural example of a bracket. It is a figure which shows the structural example of a lock lever. It is a figure which shows the structural example of a HDD chassis. It is a figure which shows the structure of the attaching part of a main body. It is a figure which shows the carrying state of a hard-disk drive unit.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 ... Housing, 11 ... Front panel, 12 ... Side panel, 12A ... Side cover, 13 ... Air intake, 13A ... Side, 13B ... Top surface, 14A, 14B: intake holes, 15 ... back panel, 20 ... motherboard, 21 ... CPU, 22 ... heat sink, 23 ... heat pipe, 24 ... cooling fan, 25 ... Hard disk drive unit, 25A ... hard disk drive, 25B ... bracket, 26 ... power supply unit, 27 ... graphic board, 28, 29 ... optical drive, 30 ... floppy (registered trademark) drive, 31 ... Chassis, 31A ... Through hole, 40 ... HDD chassis, 41 ... Bracket body, 42 ... Lock lever, 2A ... locking portion, 43A, 43B ... rail, 44 ... pin, 100 ... Computer

Claims (8)

A storage unit lock mechanism that is detachable in the device housing,
A rail for guiding the storage device unit when the storage device unit is mounted in the device housing;
A bracket in which at least one storage device is stored and mounted in the device housing along the rail;
A locking pin provided on the inner wall of the device housing,
The bracket is formed in a U shape, and a lock lever that can be used as a handle is rotatably provided.
The lock mechanism of the storage device unit, wherein the lock lever includes a lock portion that is latched on the lock pin to prevent the bracket from being pulled out from the device casing. 2. The storage device unit locking mechanism according to claim 1, wherein both ends of the lock lever are rotatably attached to opposite side surfaces of the bracket. When the lock lever falls down in the horizontal direction, it hooks onto the lock pin, the bracket is locked,
The storage device unit locking mechanism according to claim 1, wherein when the lock lever is raised, the lock is released and the lock lever can be used as a handle. The lock lever is provided with a convex portion,
2. The lock according to claim 1, wherein in a state in which the bracket is locked, when the side cover of the housing is closed, the convex portion is pushed by the side cover and cannot be unlocked. Locking mechanism for storage unit. In a desktop computer in which a storage device unit is detachably incorporated in a housing,
A rail for guiding the storage device unit when the storage device unit is mounted in the housing;
A bracket in which at least one storage device is stored and mounted in the device housing along the rail;
A locking pin provided on the inner wall of the housing,
The bracket is formed in a U shape, and a lock lever that can be used as a handle is rotatably provided.
The desktop computer according to claim 1, wherein the lock lever includes a lock portion that is prevented from being pulled out of the housing of the bracket by being hooked on the lock pin. The desktop computer according to claim 5, wherein both ends of the lock lever are rotatably attached to opposite side surfaces of the bracket. When the lock lever falls down in the horizontal direction, it hooks onto the lock pin, the bracket is locked,
The desktop computer according to claim 5, wherein when the lock lever is raised, the lock is released and the lock lever can be used as a handle. The lock lever is provided with a convex portion,
6. The lock according to claim 5, wherein in a state where the bracket is locked, when the side cover of the casing is closed, the convex portion is pushed by the side cover, and the lock cannot be released. Desktop computer.

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