TWI383089B - Lock and notebook computer using the same - Google Patents

Description

Lock and laptop using the lock

The present invention relates to a notebook computer and a lock for use on a notebook computer.

Laptops are getting more and more people's favorite because they are easy to carry. However, when the user neglects to take care of the laptop for some reason, others may use the laptop to steal information stored by the user in the laptop. Although it is possible to set a soft protection such as a power-on password on the laptop to prevent others from using it, the power-on password is likely to be cracked and thus cannot be protected.

In view of this, a lock is provided to prevent others from illegally using the notebook.

The lock includes: a base on which the shaft is mounted and is formed with a first stroke groove, and a first locking member is mounted at both ends of the first stroke groove; the first rack is slidably mounted The first limiting protrusion is disposed on the base, wherein the first limiting protrusion is moved to the two ends of the first stroke slot, wherein the first limiting protrusion And being locked by the first locking member; and a first gear, the first gear is rotatably mounted on the shaft and meshed with the first rack, and a first card groove is formed on a circumferential surface of the first gear.

In view of this, a notebook computer is also provided, which is protected from illegal use by a hard protection method to overcome the defect that the soft protection is easily cracked.

The notebook computer comprises: a body; a display unit rotatably mounted on the body, the display unit is provided with a first hook; and a lock mounted on the body. The lock includes: a base on which the shaft is mounted and is formed with a first stroke groove, and a first locking member is mounted at both ends of the first stroke groove; the first rack is slidably mounted The first limiting protrusion is disposed on the base, wherein the first limiting protrusion is moved to the two ends of the first stroke slot, wherein the first limiting protrusion And being locked by the first locking member; and a first gear, the first gear is rotatably mounted on the shaft and meshed with the first rack, and a first card groove is formed on a circumferential surface of the first gear. The notebook computer further includes a second hook mounted on the first rack. When the display unit is closed relative to the body, the rotation of the first gear drives the first rack to slide, thereby causing the first hook Engage or separate from the second hook.

Use this lock to lock the hook of the notebook display to the inside of the body, preventing others from using the notebook without permission.

Referring to Figures 1 and 2, a notebook computer 10 in accordance with a preferred embodiment of the present invention is disclosed. The notebook computer 10 includes a body 11 and a display unit 12. The display unit 12 is rotatably mounted on the body 11. A lock 20 is mounted on the body 11, and a hook 13 is provided on the display unit 12. When the display unit 12 is closed with respect to the body 11, the hook 13 can be fixed to the body 11 with the lock 20, thereby preventing the display unit 12 from being opened.

Please refer to FIG. 3, which discloses the detailed structure of the lock 20. The lock 20 includes a base 30, a first gear 50, a first rack 55, a second gear 60, and a second rack 65.

Referring to FIG. 4 and FIG. 5 together, the base 30 is provided with shafts 39 and 40 and formed with stroke grooves 35 and 36, and locking members 37 are attached to both ends of the stroke grooves 35 and 36. The racks 55, 65 are slidably mounted to the base 30 and include limit projections 56, 66 located in the travel slots 35, 36, respectively. When the limit projections 56, 66 are moved to both ends of the stroke grooves 35, 36, the limit projections 56, 66 are locked by the locking member 37. The first gear 50 and the second gear 60 are respectively mounted on the shafts 39 and 40 and mesh with the first rack 55 and the second rack 65 respectively, and the card gear 51 is formed on the first gear 50 and the second gear 60, respectively. 61.

In the present embodiment, the base 30 is substantially L-shaped and includes a bottom plate 31 and side walls 32. Slots 33, 34 parallel to each other are formed on the bottom plate 31. The stroke grooves 35 and 36 are respectively formed on the side walls of the chutes 33 and 34, and the lock members 37 are attached to the both ends of the stroke grooves 35 and 36. In the present embodiment, the lock member 37 is a magnet, and the other is In the embodiment, the locking member 37 may also be a hook and loop fastener, an elastic buckle or the like. A retreating groove 38 is formed in the side wall of the chute 33. A hollow shaft 39 extends in the direction of the bottom plate 31 on the side wall 32.

The hollow shaft 40 is mounted in the hollow shaft 39. In other embodiments, the hollow shafts 39, 40 can also be integrally formed. The lock 20 also includes an elastic member 41 and a sleeve 42. The sleeve 42 is open at one end and closed at the other end. The sleeve 42 is slidably fitted over the hollow shaft 40. In the present embodiment, the elastic member 41 is mounted in the hollow shaft 40 and elastically abuts against the closed end of the sleeve 42. In other embodiments, the resilient member 41 can also be placed over the shaft 40.

The first rack 55 is mounted in the chute 33, and the limiting projection 56 is located in the stroke groove 35, and cooperates with the stroke groove 35 to define the sliding range of the first rack 55. The limiting protrusion 56 can be attracted by the magnet 37 at both ends of the stroke groove 35. Thereby the first rack 55 is locked. At one end of the first rack 55, a hook 14 of the notebook computer 10 is fixed.

The second rack 65 is mounted in the chute 34, and the limiting projection 66 is located in the stroke groove 36, and the limiting projection 66 is attracted by the magnet 37 at both ends of the stroke groove 36. At one end of the second rack 65, a power switch 15 of the notebook computer 10 is fixed.

The first gear 50 is mounted on the sleeve 42 and meshes with the first rack 55. The first gear 50 is axially fixed relative to the sleeve 42 by appropriate measures, such as adding shoulders, washers, and the like.

The second gear 60 is mounted on the shaft 39 and meshes with the second rack 65, and a circular groove 61 is formed on the circumferential surface of the second gear 60. The first gear 50 is axially fixed relative to the shaft 39 by appropriate measures, such as adding a shoulder, a washer, etc., and is rotatable about the shaft 39.

Referring to FIG. 3 together, the lock 20 is further provided with a key 70. One end of the key 70 is an airfoil key handle 71, and the other end is a sleeve 72. The card 73 extends from the end of the sleeve 72 away from the key handle 71.

Referring to FIG. 1, FIG. 2 and FIG. 6, when the display unit 12 of the notebook computer 10 is closed with respect to the body 11, the hooks 13 on the display unit 12 extend through the holes 16 in the body 11 into the body 11. The key 70 is inserted into the main body 11, so that the card 73 of the key 70 is engaged with the card slot 51 of the first gear 50, and the key 70 is rotated to drive the first gear 50 to rotate. The first gear 50 drives the first rack 55 engaged with the first gear 55. The sliding is performed such that the hook 14 at one end of the first rack 55 engages with the hook 13 to lock the display unit 12 to the body 11. When locked, the key 70 can be withdrawn, and the limiting projection 56 of the first rack 55 is attracted by the magnet 37, thereby keeping the notebook computer 10 in the locked state. When you need to open In the case of the display unit 12 of the notebook computer 10, the lock 20 can be opened by the key 70 so that the hook 14 is separated from the hook 13.

Referring to FIG. 5 and FIG. 7, the key 70 is inserted into the body 11 and pushed into the card slot 51 of the first gear 50 after the card 73 is inserted, and the key 70 pushes the sleeve 42 and the first gear 50 inward along the shaft 40. Sliding, the sleeve 42 compresses the elastic member 41, and the first gear 50 slides into the disengagement groove 38 on the base 30 and disengages from the first rack 55, and the card 73 of the key 70 snaps into the slot of the second gear 60. 61. The key 70 is rotated, and the card 73 drives the first gear 50 and the second gear 60 to rotate. The rotation of the second gear 60 drives the second rack 65 to slide, thereby driving the power switch 15 mounted at one end of the second rack 65 to the open or closed position. At this time, since the first gear 50 has been disengaged from the first rack 55, the rotation of the first gear 50 does not cause the first rack 55 to slide. Then, the key 70 can be pulled out, and the limiting projection 66 of the second rack 65 is attracted by the magnet 37 to maintain the power switch in the open or closed position. At the same time, the first gear 50 and the sleeve 42 are reset by the elastic force of the elastic member 41.

10‧‧‧ laptop

11‧‧‧Ontology

12‧‧‧Display unit

13‧‧‧ hook

14‧‧‧ hook

15‧‧‧Power switch

20‧‧‧Lock

30‧‧‧Base

31‧‧‧floor

32‧‧‧ side wall

33‧‧‧Chute

34‧‧‧Chute

35‧‧‧Travel slot

36‧‧‧Travel slot

37‧‧‧Locks, magnets

38‧‧‧Rejection slot

39‧‧‧Axis

40‧‧‧Axis

41‧‧‧Flexible parts

42‧‧‧ bushings

50‧‧‧First gear

51‧‧‧ card slot

55‧‧‧First rack

56‧‧‧Limited bulges

60‧‧‧second gear

61‧‧‧ card slot

65‧‧‧second rack

66‧‧‧Limited bulges

70‧‧‧ key

71‧‧‧ key handle

72‧‧‧ sleeve

73‧‧‧ cards

1 is a perspective view of a notebook computer in accordance with a preferred embodiment of the present invention when it is opened.

Figure 2 is a perspective view of the notebook computer of Figure 1 when it is closed.

3 is a perspective view of a lock applied to the notebook computer of FIG. 1.

Figure 4 is an exploded view of Figure 3.

Figure 5 is an exploded view reversed from Figure 3.

Figure 6 is a perspective view of the first use state of the lock of Figure 3.

Figure 7 is a perspective view of the second use state of the lock of Figure 3.

14‧‧‧ hook

15‧‧‧Power switch

20‧‧‧Lock

30‧‧‧Base

40‧‧‧Axis

50‧‧‧First gear

55‧‧‧First rack

60‧‧‧second gear

65‧‧‧second rack

70‧‧‧ key

71‧‧‧ key handle

72‧‧‧ sleeve

73‧‧‧ cards

Claims (9)

A lock includes: a base on which a shaft is mounted and is formed with a first stroke groove and a second stroke groove, and a first locking member is mounted at both ends of the first stroke groove, and two a second locking member is mounted on the end; the first rack is slidably mounted on the base, and includes a first limiting protrusion located in the first stroke groove, wherein the first limit When the positional projection moves to both ends of the first stroke groove, the first limiting protrusion is locked by the first locking member; the first gear, the first gear is rotatably mounted on the shaft and coupled with the first a rack is engaged, a first card slot is formed on a circumferential surface of the first gear; a second rack is slidably mounted on the base, and includes a second in the second stroke slot a limiting protrusion, wherein when the second limiting protrusion moves to both ends of the second stroke groove, the second limiting protrusion is locked by the second locking piece; the second gear, the second gear Rotatingly mounted on the shaft and engaging with the second rack, a second card slot is formed on a circumferential surface of the second gear; a retreating slot, Step down grooves are formed on the base, the first gear when the slide groove of the first step down after the first rack gear disengaged. The lock of claim 1, wherein the lock further comprises an elastic member, the first gear is slidably mounted on the shaft, and the elastic member is configured to provide an elastic force that is fixed after the first gear slides . The lock of claim 2, wherein the lock further comprises a sleeve, the sleeve is slidably mounted on the shaft, and the first gear is mounted on the sleeve. The lock of claim 3, wherein the shaft is a hollow shaft, the sleeve is closed at one end, and the elastic member is mounted in the hollow shaft and elastically abuts the sleeve. The lock of claim 1, wherein the first locking member is a magnet. The lock of claim 1, wherein the second locking member is a magnet. A notebook computer comprising: a body; a display unit rotatably mounted on the body, wherein a first hook is disposed thereon; and a lock is mounted on the body, the lock comprising: a base on the base a shaft is mounted and formed with a first stroke groove, and a first locking member is mounted at both ends of the first stroke groove; a first rack is slidably mounted on the base, including at the first a first limiting protrusion in the stroke groove, wherein when the first limiting protrusion moves to both ends of the first stroke groove, the first limiting protrusion is locked by the first locking piece; a gear, the first gear is rotatably mounted on the shaft and meshes with the first rack, a first card groove is formed on a circumferential surface of the first gear; and a second hook is mounted on the first gear a rotation of the first gear when the display unit is closed relative to the body; the rotation of the first gear drives the first rack to slide, so that the first hook is engaged or separated from the second hook. The notebook computer of claim 7, wherein the lock further comprises an elastic member, the first gear is slidably mounted on the shaft, the elastic member It is used to provide an elastic force that is reset after the first gear slides. The notebook computer of claim 7, wherein the base is further formed with a second stroke groove, and a second locking member is mounted at both ends of the second stroke groove; the lock further includes a second rack and a second gear, the second rack is slidably mounted on the base, and includes a second limiting protrusion located in the second stroke groove, wherein when the second limiting protrusion moves to the second stroke The second limiting projection is locked by the second locking member at both ends of the slot; the second gear is rotatably mounted on the shaft and meshes with the second rack, on the circumferential surface of the second gear A second card slot is formed; the notebook computer further includes a power switch mounted on the second rack, the sliding of the second rack causing the power switch to be turned on or off.