TWI478155B - Hard disk drive door ejection mechanism and computer case therewith - Google Patents

Description

Optical drive door ejecting device and chassis using the same

The invention relates to an ejection device, in particular to an optical drive door ejection device.

The optical drive mounting port is generally provided on the computer case. In order to prevent dust from entering the computer case, an optical drive door cover is usually disposed on the optical drive installation port.

The optical drive door is generally connected to the computer chassis panel through the rotating shaft, and the optical drive door can be rotated around the rotating shaft. The conventional optical drive door and the chassis panel are engaged with the card slot through the corresponding hooks to complete the closing of the optical drive door to the optical drive installation port of the chassis. However, the conventional optical drive door is not provided with an eject mechanism. When the optical drive door needs to be opened, after the hook on the optical drive door is separated from the card slot on the chassis panel, the optical drive door accommodated in the optical drive installation port is not subjected to other The force of the drive is likely to not rotate around the axis of rotation, and the opening of the drive door cannot be achieved.

In view of this, it is necessary to provide an optical drive door ejecting device that can automatically bounce the optical drive door.

An optical drive door ejecting device comprises a main bracket, a sliding lock lever, a compression spring, a rotating lever and a torsion spring; the main bracket comprises a bottom plate and two side plates fixed on opposite sides of the bottom plate, A plurality of guiding portions and a resisting portion are vertically outwardly extended on the one side plate, and the side plate is located at a position between the guiding portion and the resisting portion. The sliding lock bar includes a locking tongue, a limiting block fixed on one side of the locking tongue and a cylinder extending perpendicularly from one end of the locking tongue, the locking tongue being accommodated in the plurality of guiding portions The retaining block passes through the through hole, and the compression spring is sleeved on the cylinder and abuts between the bolt and the abutting portion; the rotating lever is rotatably accommodated in two Between the side plates, and a side thereof vertically extends a block that engages with the limiting block; the torsion spring abuts between the main bracket and the rotating lever; when the sliding The lock rod is forced to move along the guiding portion, and after the limiting block is separated from the block, the rotating lever is swung out from the main bracket under the elastic force of the torsion spring.

Compared with the prior art, the optical drive door ejecting device provided by the present invention is provided with a torsion spring between the main bracket and the rotary lever, so that the limit block of the slide lock lever is separated from the block of the rotary lever After that, the rotating lever can be automatically rotated out from the main bracket under the elastic force of the torsion spring.

100‧‧‧Video Drive Door Ejector

10‧‧‧Main bracket

11‧‧‧floor

12‧‧‧ top board

13‧‧‧ side panel

131‧‧‧Axis hole

132‧‧‧Director

133‧‧‧Resistance Department

1331‧‧ ‧ gap

134‧‧‧through hole

135‧‧‧ receiving holes

136‧‧‧Fixed holes

14‧‧‧ accommodating space

141‧‧‧Export

142‧‧‧ entrance

15‧‧‧Fixed Department

20‧‧‧Sliding lock lever

21‧‧‧Lock tongue

211‧‧‧ first slope

22‧‧‧Limited blocks

221‧‧‧second bevel

23‧‧‧Cylinder

30‧‧‧pressure spring

40‧‧‧Rotating lever

41‧‧‧Ontology

411‧‧‧ left side

412‧‧‧ right side

413‧‧‧ outer annulus

414‧‧‧ Inner torus

415‧‧‧limit end

416‧‧‧Connected end

417‧‧ ‧Baffle

418‧‧‧ card block

4181‧‧‧3rd bevel

419‧‧‧racks

42‧‧‧Rotation

421‧‧‧ shaft

43‧‧‧Operation Department

50‧‧‧torsion spring

51‧‧‧ Spring body

52‧‧‧First positioning end

53‧‧‧Second positioning end

60‧‧‧ damping gear

61‧‧‧ Gear body

62‧‧‧ Fixed Department

200‧‧‧Chassis

201‧‧‧ housing

202‧‧‧Light drive door

203‧‧‧ button

204‧‧‧ front surface

205‧‧‧ side

206‧‧‧Light drive hole

207‧‧‧Key hole

208‧‧‧Hinges

FIG. 1 is an exploded perspective view of an optical drive door ejecting apparatus according to an embodiment of the present invention.

FIG. 2 is another perspective exploded view of the optical drive door ejecting device of FIG. 1. FIG.

3 is a combined schematic view of the optical drive door ejecting device of FIG. 1.

4 is a view showing a state of use of the optical drive door ejecting device of FIG. 1.

The technical solution will be further described in detail below with reference to the accompanying drawings and embodiments.

As shown in FIG. 1 to FIG. 3 , an optical drive door ejecting apparatus 100 according to an embodiment of the present invention includes a main bracket 10 , a sliding lock lever 20 , a compression spring 30 , a rotating lever 40 , and a torsion spring . 50 and a damper gear 60.

The main bracket 10 includes a bottom plate 11 and a top plate 12, and is vertically fixed to the bottom The plate 11 and the two side plates 13 at the edge of the top plate 12. The bottom plate 11 , the top plate 12 and the side plate 13 form an accommodating space 14 . The accommodating space 14 has an outlet 141 and an inlet 142 opposite to the outlet 141 . A fixing portion 15 is vertically extended on a side of the bottom plate 11 and the top plate 12 opposite to each other. A shaft hole 131 is defined in each of the two side plates 13 at a position close to the outlet 141 and the bottom plate 11. A plurality of guiding portions 132 and a resisting portion 133 extend perpendicularly outwardly from a position of the one side plate 13 adjacent to the bottom plate 11 . The plurality of guiding portions 132 are arranged in an array to form a guiding space 1321 whose extending direction is parallel to the bottom plate 11. The abutting portion 133 is fixed to the edge of the side plate 13 and defines a through hole 1331. A through hole 134 communicating with the accommodating space 14 is defined in the side plate 13 at a position between the guiding portion 132 and the abutting portion 133, and is disposed at a position between the guiding portion 132 and the shaft hole 131. There is a receiving hole 135 communicating with the accommodating space 14. A fixing hole 136 communicating with the accommodating space 14 is defined in the other side plate 13 .

The sliding lock lever 20 includes a locking tongue 21, a cylinder 23 extending from one end of the locking tongue 21, and a limiting block 22 extending perpendicularly from the locking tongue 21 adjacent the cylindrical body 23. The locking tongue 21 has a strip shape, and an end of the locking tongue 21 away from the cylinder 23 forms a first inclined surface 211 facing away from the main bracket 10. The upper end of the limiting block 22 forms a second inclined surface 221 facing away from the cylinder 23 .

The rotary lever 40 includes a body 41, a rotating portion 42 and an actuating portion 43. The body 41 has a 1/4 annular shape and includes a left side surface 411, a right side surface 412, and an outer annular surface 413 and an inner annular surface 414 connected between the left side surface 411 and the right side surface 412. The two end faces of the body 41 are a limiting end 415 and a connecting end 416. The baffle 417 extends perpendicularly from the left side surface 411 and the right side surface 412 at positions close to the outer annular surface 413 and the inner annular surface 414, respectively. The left side surface 411 is vertically extended at a position close to the limiting end 415 A block 418 is extended, and an opening is formed between the end of the block 418 adjacent to the outer ring surface 413 and the baffle 417. The end of the block 418 adjacent to the outer ring surface 413 forms a third slope 4181 facing the limiting end 415. A rack 419 is disposed on a side of the right side surface 412 adjacent to the baffle 417 of the outer ring surface 413 toward the inner annular surface 414. One end of the rotating portion 42 is fixed on the inner ring surface 414 at a position close to the limiting end 415, and two ends of the rotating portion 42 away from the inner annular surface 414 respectively extend from the left side surface 411 and The right side 412 is a vertical shaft 421. The actuating portion 43 is fixed to the connecting end 416 of the body 41.

The torsion spring 50 includes a spring body 51 and a first positioning end 52 and a second positioning end 53 respectively extending from two sides of the spring body 51. The spring body 51 has an annular shape.

The damper gear 60 includes a gear body 61 and two fixing portions 62 extending from the side surfaces of the gear body 61.

During the assembly process, the locking tongue 21 is slidably inserted between the plurality of guiding portions 132 , and the limiting block 22 is inserted into the accommodating space 14 through the through hole 134 . The compression spring 30 is sleeved on the cylinder 23 , and one end of the cylinder 23 passes through the notch 1331 , and the compression spring 30 abuts between the locking tongue 21 and the abutting portion 133 . The rotating lever 40 is received in the accommodating space 14 through the inlet 142 , and the rotating shaft 421 is sleeved in the shaft hole 131 . The spring body 51 of the torsion spring 50 is sleeved on the rotating shaft 421 on the side of the left side surface 411. The first positioning end 52 is abutted on the bottom plate 11, and the second positioning end 53 is abutted on the left side surface 411. It is on the baffle 417 near the inner annulus 414. The limiting block 22 on the sliding lock lever 20 is engaged with the block 418 located on the left side surface 411. The damper gear 60 is fixed to the side plate 13 by a fixing portion 62, and the gear body 61 passes through the fixing hole 136 to mesh with the rack 419 on the body 41.

As shown in FIG. 4, the assembled optical drive door ejecting device 100 is mounted in a chassis. 200, the chassis 200 includes a housing 201, an optical drive door 202, and a button 203. The housing 201 includes a front surface 204 and a side surface 205. The front surface 204 defines an optical drive hole 206. The side surface 205 defines a button hole 207. The optical drive door 202 is rotatably mounted on the front surface 204 by a hinge 208 for opening and closing the optical drive hole 206, and the inner side of the optical drive door 202 and the actuating portion of the rotary lever 40 In the embodiment, the inner side of the optical drive door 202 is provided with a strip-shaped sliding slot, and the actuating portion 43 is provided with a slider corresponding to the strip-shaped sliding slot, and the slider is stuck in the Inside the strip chute. The optical drive door ejecting device 100 is fixed to the inner side of the housing 201, and one end having an outlet 141 is accommodated at a position of the optical drive hole 206 near the side surface 205. The button 203 is elastically mounted in the button hole 207 by a spring (not shown), and one end of the button 203 abuts on the first slope 211 of the bolt 21 .

During the operation, when the optical drive door 202 needs to be opened, the user presses the button 203, and the button 203 abuts the first inclined surface 211 of the locking tongue 21, so that the locking tongue 21 is in the guiding The portions 132 move in a direction close to the abutting portion 133. The locking tongue 21 drives the limiting block 22 to move away from the block 418, the torsion spring 50 drives the rotating lever 40 to rotate, and the operating portion 43 extends from the outlet 141 to open The optical drive door 202. Since the damper gear 60 can lower the rotational speed of the rotary lever 40, the shutter door 202 can be opened at a constant speed. When the limiting block 22 is separated from the card block 418, the button 203 can be loosened to return to the initial position, and the locking tongue 21 returns to the initial position under the restoring force of the compression spring 30. .

When the optical drive door 202 needs to be closed, the user pushes the optical drive door 202 until the optical drive door 202 closes the optical drive hole 206, and the rotary lever 40 is at the optical drive door. When the driving of the 202 is rotated, the actuating portion 43 moves into the accommodating space 14. When the actuating portion 43 is moved to a specific position, the third slope 4181 of the block 418 comes into contact with the second slope 221 of the limiting block 22, and then the limiting block 22 is at the block 418. The locking bolt 21 is again moved in the direction of the abutting portion 133 until the third inclined surface 4181 is separated from the second inclined surface 221, and then the restoring force of the locking tongue 21 at the compression spring 30 is The action returns to the initial position, so that the block 418 is engaged with the lock tongue 21, thereby achieving the closing of the optical drive door 202.

The optical drive door ejecting device provided by the present invention provides a torsion spring between the main bracket and the rotary lever, so that the limit block of the slide lock lever is separated from the block of the rotary lever, the rotary dial The rod can be automatically rotated out of the main bracket under the elastic force of the torsion spring.

In summary, the present invention has indeed met the requirements of the invention patent, and has filed a patent application according to law. However, the above description is only a preferred embodiment of the present invention, and it is not possible to limit the scope of the patent application of the present invention. Equivalent modifications or variations made by persons skilled in the art in light of the spirit of the invention are intended to be included within the scope of the following claims.

10‧‧‧Main bracket

11‧‧‧floor

12‧‧‧ top board

13‧‧‧ side panel

131‧‧‧Axis hole

132‧‧‧Director

133‧‧‧Resistance Department

1331‧‧ ‧ gap

134‧‧‧through hole

135‧‧‧ receiving holes

14‧‧‧ accommodating space

141‧‧‧Export

15‧‧‧Fixed Department

20‧‧‧Sliding lock lever

21‧‧‧Lock tongue

22‧‧‧Limited blocks

23‧‧‧Cylinder

30‧‧‧pressure spring

40‧‧‧Rotating lever

41‧‧‧Ontology

411‧‧‧ left side

412‧‧‧ right side

413‧‧‧ outer annulus

414‧‧‧ Inner torus

415‧‧‧limit end

416‧‧‧Connected end

417‧‧ ‧Baffle

418‧‧‧ card block

4181‧‧‧3rd bevel

42‧‧‧Rotation

421‧‧‧ shaft

43‧‧‧Operation Department

50‧‧‧torsion spring

51‧‧‧ Spring body

52‧‧‧First positioning end

53‧‧‧Second positioning end

60‧‧‧ damping gear

61‧‧‧ Gear body

62‧‧‧ Fixed Department

Claims (10)

An optical drive door ejecting device comprises a main bracket, a sliding lock lever, a compression spring, a rotating lever and a torsion spring; the main bracket comprises a bottom plate and two side plates fixed on opposite sides of the bottom plate, The plurality of guiding portions and the abutting portion extend perpendicularly outwardly on the one side plate, and the side plate defines a through hole at a position between the guiding portion and the abutting portion; the sliding lock bar includes a locking tongue. a limiting block fixed on one side of the locking tongue and a cylinder extending perpendicularly from one end of the locking tongue, the locking tongue being received between the plurality of guiding portions, the limiting block passing through the through hole The compression spring is sleeved on the cylinder and abuts between the bolt and the abutting portion; the rotating lever is rotatably received between the two side plates, and one side thereof vertically extends a block that engages with the limiting block: the torsion spring abuts between the main bracket and the rotating lever, and when the sliding locking bar is forced to move along the guiding portion, the limiting block is driven After being separated from the block, the rotating lever is swung out from the main bracket under the elastic force of the torsion spring. The optical drive door ejecting device of claim 1, wherein the main bracket further comprises a top plate fixed between the two side plates and opposite to the bottom plate, the bottom plate and the top plate and The side plate defines an accommodating space, and the accommodating space includes an outlet, and the two side plates respectively have a shaft hole at a position close to the outlet and the bottom plate. The optical drive door ejecting device of claim 2, wherein the rotary lever comprises a body and a rotating portion and an actuating portion connected to the body, the rotating portion extending vertically and The shaft hole corresponds to the rotating shaft. The optical drive door ejecting device of claim 3, wherein the body is 1/4 annular, and includes a left side surface, a right side surface, and a connection between the left side surface and the right side surface. The outer ring surface and the inner ring surface, the two end faces of the body form a limiting end and a connecting end, and the left side surface and the right side surface respectively extend perpendicularly from the outer ring surface and the inner ring surface, and the baffle plate extends vertically. Place The block extends vertically from a position of the left side surface near the limit end, and the block does not close the edge of the left side near the limit end. The optical drive door ejecting device of claim 4, wherein one end of the rotating portion is fixed at a position close to the limiting end on the inner ring surface, and the actuating portion is fixed at the connecting end of the body. The optical drive door ejecting device of claim 4, wherein: the end of the block near the outer annular surface forms a slope facing the limiting end, and the upper end of the limiting block forms a direction away from the cylinder and It is perpendicular to the slope of the bolt. The optical drive door ejecting device of claim 4, wherein the baffle on the right side facing the outer annular surface is provided with a rack on a side facing the inner annular surface. The optical drive door ejecting device of claim 7, wherein the optical drive door ejecting device further comprises a damper gear fixed on a side plate opposite to the right side surface, the damper gear and The racks mesh. The optical drive door ejecting device of claim 4, wherein the torsion spring comprises a spring body and a first positioning end and a second positioning end respectively extending from two sides of the spring body, the spring The body is sleeved on the rotating shaft, the first positioning end is abutted on the bottom plate, and the second positioning end is abutted on the left side surface of the baffle near the inner ring surface. A chassis for an optical drive door ejecting device according to any one of claims 1-9, comprising a casing, a shutter door and a button, the casing comprising a front surface and a side, An optical drive hole is defined in the front surface, a button hole is defined in the side surface, the optical drive door is rotatably mounted on the front surface, and an inner side of the optical drive door is movably connected with an actuating portion of the rotary lever. The optical drive door ejecting device is fixed on the inner side of the casing, and one end thereof is received at a position near the side of the optical drive hole, the button is elastically installed in the button hole, and one end of the button is One end of the bolt abuts.