TWI455674B - Locking mechanism for case of portable electronic device - Google Patents

Description

Housing locking structure of portable electronic device

The invention relates to a housing locking structure of a portable electronic device, in particular to a detachable housing applied to a portable electronic device for safely locking the housing of the electronic device.

Currently, portable electronic products, such as mobile phones, PDAs, handheld navigation devices (GPS), e-books, or smart handheld electronic devices with integrated functions, are already indispensable for most people's lives. The aesthetic characteristics of electronic products are the most intuitive impression of the design of the outer casing. In addition to the design of the outer contour, the color, surface texture and painted pattern of the casing are also the focus of attention. And these appearance elements can let the user show their personal style. However, because the outline, color, texture and pattern of the casing are attached to the product, the consumer cannot easily change it at will; for this reason, considering the need for the consumer to change the appearance of the electronic product by himself, The shell design that can be arbitrarily replaced will come into being.

For a detachable housing for a portable electronic device, the inventor, Chen et al., also invented the European patent EP 2 180 668 B1, which is incorporated herein by reference.

Although the former case has the function of easily replacing the casing, it has not provided a further locking function to prevent the user from operating by mistake or to strengthen the locking property in an unexpected situation, such as the casing being easily caused by falling. The electronic device is detached. Accordingly, there is a production of the present invention, which further provides a housing locking configuration for a portable electronic device.

It is an object of the present invention to provide a housing locking structure for a portable electronic device that ensures better locking of the housing.

According to the present invention, a housing locking structure of a portable electronic device includes a body including an upper side, a lower side, a left side and a right side, wherein the upper side includes a first assembly portion; the lower side is With respect to the upper side, the lower side has a mounting area, the mounting area has a locking chamber; a first housing includes a first upper mounting portion and a first lower mounting portion, wherein the first upper assembly The portion is assembled corresponding to the first assembly portion of the body; the first lower assembly portion is an assembly area corresponding to the body; a first cassette unit is mounted to the assembly area of the body, the first cassette unit At least one fixing seat, a fixing member, a first clamping member and a first elastic member, wherein the fixing seat has a first hole, and the fixing seat is covered with the fixing member; the first card The first elastic member is disposed between the first latching member and the fixing member, and provides an elastic force to the first latching member to enable the first latching member a latch portion extends through the first hole of the mount a link is movably disposed in the assembly area of the body and extends to the first latch unit; the link has a first guiding portion, and the first guiding portion has a first guiding portion corresponding to The first latching member; and a locking member pivotally disposed in the mounting region of the body and extending to the first latching unit, the locking member including a first recess and a coincident end, wherein The first recess is a first latch corresponding to the first latch unit to provide a space for displacement of the first front member; wherein the first housing is mounted on the body by the first recess The latch member is clamped to the first lower fitting portion; wherein, when the locking member is rotated and the first recess portion is away from the first latching member, the locking member is locked against the first latching member.

Preferably, the connecting rod has a protruding portion, and a regression unit is mounted in the assembly area of the body, the return unit includes a base, a first blocking member, a second blocking member, a first spring, a second spring, a first abutting member and a second abutting member, wherein the base comprises a first end, a second end, a long slot, and a cavity communicating with the slot; The second end is opposite to the first end, the long slot is located between the first end and the second end, and corresponds to a protrusion of the link; the length of the long slot is greater than the protrusion a width such that the protruding portion of the connecting rod can move in the long slot of the base; the first blocking member and the second blocking member are respectively fixed to the first end and the second end of the base; a spring and the first abutting member are disposed in the housing of the base, and the first spring is located between the first blocking member and the first abutting member, and the first abutting member is the first spring a spring top; the second spring and the second abutting member are disposed in the housing of the base, and the second spring is located between the second blocking member and the second abutting member, and The second abutment member is spring-loaded in the second, and by means of a link to the projection against the second abutment member abuts the first member.

Preferably, it further includes a cover covering the assembly area of the body.

Preferably, the method further includes: a first top opening unit disposed on the body, the first top opening unit providing a top thrust relative to the first housing, so that the first housing can be released from the body The top thrust of the first jacking unit automatically separates the first housing from the body.

Preferably, the axis of the pivoting of the locking member is parallel to the connecting rod, and the first latching unit defines a first slot, the locking member passes through the first slot and is in contact with the first slot. The locking member can be held in a predetermined position by contact with the first groove in the locking chamber of the body.

Preferably, the second housing further includes a second upper mounting portion and a second lower mounting portion, and the upper side of the body includes a second assembly portion, wherein the second upper portion The mounting portion is assembled corresponding to the second assembly portion of the body; the second lower fitting portion corresponds to the first latching unit; the fixing base further has a second hole; the first latching unit further includes a The second latching member and a second elastic member act on the second latching member by the second elastic member, so that a portion of the second latching member protrudes beyond the second hole of the fixing base for the The second lower fitting portion of the second housing is latched.

Preferably, the first guiding portion of the connecting rod further comprises a second guiding portion, and the second guiding portion is a second clamping member corresponding to the first locking unit.

Preferably, a second cassette unit is further disposed in the assembly area of the body.

Preferably, the locking member includes a second recess corresponding to the second latch unit to provide a space for the second latch unit to be displaced relative to the second recess.

Preferably, the assembly area of the body comprises a first chamber, a second chamber, an intermediate chamber and a passage, the first chamber being for the first cassette unit; the second chamber Is for the second cassette unit to be installed; the intermediate chamber is for the return unit to be installed, and the intermediate chamber is located between the first chamber and the second chamber; the passage is for the link to move The channel is disposed in communication with the first chamber, the second chamber, and the intermediate chamber, and the passage is through the left and right sides of the body.

FIG. 1 shows a housing locking structure for a portable electronic device according to a preferred embodiment of the present invention. The housing includes a body 10, a cassette assembly 12, a link 14, a return unit 16, and a locking member. 18, by the locking structure, as shown in FIG. 2, a first housing 20 and a second housing 22 are respectively attached to the front and back surfaces of the body 10. among them:

The body 10 includes an upper side 24, a lower side 26, a left side 28, and a right side 30. The upper side 24 includes at least one or a pair of first assembly portions 32 and at least one or a pair of second assembly portions 34. The lower side 26 is opposite to the upper side 24, and the lower side 26 has a mounting area 36. The assembly area 36 includes a first chamber 38, a second chamber 40, an intermediate chamber 42, and a passage 44. And a lock chamber 46. The intermediate chamber 42 is located between the first chamber 38 and the second chamber 40. The passage 44 is in communication with the first chamber 38, the second chamber 40, and the intermediate chamber 42, and the passage 44 extends through the left side 28 and the right side 30 of the body 10. The chamber opening of the lock chamber 46 corresponds to one of the left side 28 and the right side 30 of the body 10. In this embodiment, the chamber opening of the locking chamber 46 corresponds to the right side 30 of the body 10.

The cassette assembly 12 includes a first cassette unit 48 and a second cassette unit 50, wherein the second cassette unit 50 has the same component configuration as the first cassette unit 48, so The first cassette unit 48 is described in detail, and the description is not repeated for the second cassette unit 50. When the second cassette unit 50 is the same as the constituent elements of the first cassette unit 48, the The same component numbers are used for explanation. In this embodiment, the first latching unit 48 is mounted in the first housing 38 of the mounting region 36 of the body 10. The first latching unit 48 includes a fixing base 52, a fixing member 54, and a first A latching member 56, a second latching member 58, a first resilient member 60 and a second resilient member 62. Referring to FIG. 3, the fixing base 52 includes a first hole 64a, a second hole 64b and a transverse hole 66. Preferably, the direction of the first hole 64a and the second hole 64b is perpendicular to the lateral hole 66. The first hole 64a is for the first latching member 56 to pass through; the second hole 64b is for the second latching member 58 to be worn; the transverse hole 66 is for the connecting rod 14 Part through. The fixing member 52 and the fixing member 54 can be covered with each other, and the first elastic member 60 acts on the first locking member 56 to extend the first locking member 56 to the fixing portion 52. One hole 64a outside. Similarly, the second elastic member 62 acts on the second latching member 58 to partially extend the second latching member 58 out of the second hole 64b of the fixing base 52, and the second housing can be provided. 22 cards (described later). In addition, the second cassette unit 50 is mounted in the second chamber 40 of the assembly area 36 of the body 10.

The link 14 is movably disposed in the passage 44 of the mounting region 36 of the body 10 and extends to the first latch unit 48 and the second latch unit 50. The connecting rod 14 includes a first end portion 68a, a second end portion 68b, a protruding portion 70 and a first guiding portion 72. Wherein, referring to FIG. 3, the second end portion 68b is opposite to the first end portion 68a. The protrusion 70 is located between the first end portion 68a and the second end portion 68b. The first guiding portion 72 has a first guiding portion 74a and a second guiding portion 74b. The first guiding segment 74a is a first latching member 56 corresponding to the first latching unit 48. The second guiding segment 74b is a second latching member 58 corresponding to the first latching unit 48. In this embodiment, the connecting rod 14 further includes a second guiding portion 76 having a first guiding portion 78a and a second guiding portion 78b. The first guiding segment 78a is a first latching member 56 corresponding to the second latching unit 50. The second guiding segment 78b is a second latching member 58 corresponding to the second latching unit 50.

The return unit 16 is mounted in the intermediate chamber 42 of the assembly area 36 of the body 10. The return unit 16 includes a base 80, a first stop 82a, a second stop 82b, and a first spring 84a. a second spring 84b, a first abutting member 86a and a second abutting member 86b. The base 80 includes a first end 88a, a second end 88b, a long slot 90, and a cavity 92 communicating with the slotted slot 90. The second end 88b is opposite the first end 88a. The slotted slot 90 is located between the first end 88a and the second end 88b and corresponds to the projection 70 of the link 14.

The locking member 18 is pivotally disposed in the locking chamber 46 of the mounting region 36 of the body 10 and extends to the first latching unit 48 and the second latching unit 50. The locking member 18 includes a first recess 94a, a second recess 94b and a coincident end 96. The first recess 94a is a first latch member 56 and a second latch member 58 corresponding to the first latch unit 48. The second recess 94b is a first latch member 56 and a second latch member 58 corresponding to the second latch unit 50. The actuation end 96 is corresponding to the right side 30 of the body 10. As shown in FIG. 4 and FIG. 5, it is preferable that the axis X of the pivoting of the locking member 18 is parallel to the connecting rod 14, and the first latching unit 48 and the second latching unit 50 respectively A first slot 98 and a second slot 100 are defined. The locking member 18 passes through the first slot 98 and the second slot 100 and is in contact with the first slot 98 and the second slot 100 to enable the locking. The member 18 is held in a predetermined position by the contact with the first groove 98 and the second groove 100 in the lock chamber 46 of the body 10. In addition, the actuating end 96 has a groove of a word or cross for facilitating insertion of the actuating end 96 by a user or a cross screwdriver tool to rotate the locking member 18.

In a preferred embodiment, the first and fifth figures further include a cover 102 covering the mounting area 36 of the body 10 to position the components of the locking structure. In another preferred embodiment, a first top opening unit 104 and a second top opening unit 106 are disposed on the left side 28 and the right side 30 of the body 10. The cover body 102 is provided with corresponding two through holes 108. The first top opening unit 104 and the second top opening unit 106 are disposed to be partially protruded.

In addition, as shown in FIG. 2, the first housing 20 includes at least one or a pair of first upper fitting portions 112 and one or a pair of first lower fitting portions 114, wherein the first upper fitting portion 112 It is a first assembly portion 32 corresponding to the body 10. The first lower fitting portion 114 is a fitting region 36 corresponding to the body 10. The first housing 20 is mounted to the body 10 by the first upper mounting portion 112 and the first lower mounting portion 114. The second housing 22 also includes at least one or a pair of second upper fitting portions 116 and one or a pair of second lower fitting portions 118, wherein the second upper fitting portion 116 is a second corresponding to the body 10. Assembly unit 34. The second lower fitting portion 118 is a fitting region 36 corresponding to the body 10. Further, as shown in FIGS. 6 to 8 , the first housing 20 is assembled with the first assembly portion 32 of the body 10 by the first upper mounting portion 112 , and the first lower mounting portion 114 The first latching members 56 of the first latching unit 48 on the body 10 are engaged with each other such that the first housing 20 can be mounted on the body 10. The second housing 22 is also attached to the main body 10 by the second upper mounting portion 116 and the second lower mounting portion 118, and the latching manner is the same as that of the first housing 20, and will not be described again.

Referring to FIGS. 2 and 6 , the top opening unit 104 or 106 provides a top thrust when the first housing 20 is attached to the body 10 , so that the first housing 20 is Upon release, the first housing 20 can be automatically detached from the body 10 by the top thrust of the first ejector unit 104 and/or the second ejector unit 106.

Figure 9 shows that the first recess 94a of the locking member 18 is away from the first latching member 56 and the second latching member 58 of the first latching unit 48, and the second recessed portion 94b is away from the second latching portion The first latching member 56 and the second latching member 58 of the unit 50, the first latching member 56 and the second latching member 58 of the first latching unit 48 and the second latching unit 50 are The restriction of the locking member 18 prevents the first latching member 56 and the second latching member 58 from being displaced. Further, the first latching member 56 and the second latching member 58 are locked by the locking member 18 to ensure that the first housing 20 and the second housing 22 disclosed in the foregoing figure cannot be Disassembled from the body 10.

10 shows that the locking member 18 is rotated by an angle such that the first recess 94a of the locking member 18 is the first latching member 56 and the second latching member 58 corresponding to the first latching unit 48, a space for displacement; and the second recess 94b is a first latching member 56 and a second latching member 58 corresponding to the second latching unit 50, providing a space for displacement.

Figure 11 shows the state in which the link 14 has not been pushed relative to the first and second latching units 48, 48, and the first guiding portion 74a of the first guiding portion 72 of the connecting rod 14 Is the first latching member 56 corresponding to the first latching unit 48, the first guiding section 78a of the second guiding portion 76 of the connecting rod 14 is the first card corresponding to the second latching unit 50 Condition 56. The first latching unit 48 and the first latching member 56 of the second latching unit 50 are in abutment with the first lower mounting portion 114 of the first housing.

When the locking member 18 is rotated by an angle as shown in FIG. 10, the connecting rod 14 can be displaced relative to the first latching unit 48 and the second latching unit 50 in the F1 direction. 12 shows that the first latching member 56 of the first latching unit 48 is displaced by the first guiding section 74a of the first guiding portion 72 of the connecting rod 14, and the second latching unit 50 is The first latching member 56 is pushed and displaced by the first guiding portion 78a of the second guiding portion 76 of the connecting rod 14 to make the first latching unit 48 and the first latching unit 50 of the first latching unit 50 The member 56 is disengaged from the first lower fitting portion 114 of the first housing.

Figures 13 and 14 show the arrangement relationship between the regression unit 16 and the link 14, showing that the length of the long slot 90 of the base 80 of the regression unit 16 is greater than the width of the projection 70 of the link 14, The projection 70 of the link 14 is movable within the elongated slot 90 of the base 80. The first stop 82a and the second stop 82b of the return unit 16 are respectively fixed to the first end 88a and the second end 88b of the base 80. The first spring 84a and the first abutting member 86a are disposed in the cavity 92 of the base 80, and the first spring 84a is located between the first blocking member 82a and the first abutting member 86a. The first abutting member 86a is spring-loaded by the elastic force generated by the first spring 84a. The second spring 84b and the second abutting member 86b are disposed in the cavity 92 of the base 80, and the second spring 84b is located between the second blocking member 82b and the second abutting member 86b. The second abutting member 86b is elastically ejected by the second spring 84b, and the first abutting member 86a and the second abutting member 86b are opposed to the protruding portion 70 of the connecting rod 14. Therefore, when the force applied to the link 14 is released, the link unit 14 can be held back to its predetermined position by the return unit 16.

10. . . Ontology

12. . . Card assembly

14. . . link

16. . . Regression unit

18. . . Locking piece

20. . . First housing

twenty two. . . Second housing

twenty four. . . Upper side

26. . . Lower side

28. . . Left side

30. . . Right

32. . . First assembly department

34. . . Second assembly department

36. . . Assembly area

38. . . First chamber

40. . . Second chamber

42. . . Intermediate chamber

44. . . aisle

46. . . Locking room

48. . . First cassette unit

50. . . Second cassette unit

52. . . Fixed seat

54. . . Fastener

56. . . First card assembly

58. . . Second card component

60. . . First elastic member

62. . . Second elastic member

64a. . . First hole

64b. . . Second hole

66. . . Transverse hole

68a. . . First end

68b. . . Second end

70. . . Protruding

72. . . First guide

74a. . . First guiding segment

74b. . . Second guiding segment

76. . . Second guiding portion

78a. . . First guiding segment

78b. . . Second guiding segment

80. . . Pedestal

82a. . . First gear

82b. . . Second gear

84a. . . First spring

84b. . . Second spring

86a. . . First arrival

86b. . . Second offset

88a. . . First end

88b. . . Second end

90. . . Long slot

92. . . Room

94a. . . First recess

94b. . . Second recess

96. . . Actuating end

98. . . First slot

100. . . Second slot

102. . . Cover

104. . . First top opening unit

106. . . Second top opening unit

108. . . perforation

110. . . perforation

112. . . First upper assembly department

114. . . First assembly department

116. . . Second upper assembly department

118. . . Second assembly department

1 is a schematic view showing the internal component decomposition and structure of a preferred embodiment of the present invention;

2 is a schematic view showing a configuration of a corresponding body of a casing according to a preferred embodiment of the present invention;

3 is a schematic view showing the structure and arrangement of a first cassette unit and a connecting rod according to a preferred embodiment of the present invention;

4 is a schematic view showing the assembly of the first latch unit and the second latch unit for the locking member to be worn according to a preferred embodiment of the present invention;

Figure 5 is a schematic view showing the assembly of a preferred embodiment of the present invention;

Figure 6 is a schematic view showing the assembly of the first housing and the body according to a preferred embodiment of the present invention;

FIG. 7 is an enlarged schematic view showing the upper side assembly of the first housing corresponding to the main body according to a preferred embodiment of the present invention; FIG.

Figure 8 is an enlarged schematic view showing the assembly of the lower side of the first housing corresponding to the main body according to a preferred embodiment of the present invention;

Figure 9 is a schematic view showing the locking unit of the preferred embodiment of the present invention being locked by the locking member;

Figure 10 is a view showing the unlocking of the locking member relative to the latch unit in accordance with a preferred embodiment of the present invention;

11 is a schematic view showing that the cassette unit of the preferred embodiment of the present invention has not been driven by the link and is engaged with the first lower assembly portion;

Figure 12 is a schematic view showing the latching unit of the preferred embodiment of the present invention being driven by the connecting rod to release the latching with the first lower mounting portion;

Figure 13 is a schematic view showing the assembly of a regression unit according to a preferred embodiment of the present invention;

Figure 14 is a schematic view showing the arrangement of a return unit and a connecting rod in accordance with a preferred embodiment of the present invention.

10. . . Ontology

12. . . Card assembly

14. . . link

16. . . Regression unit

18. . . Locking piece

twenty four. . . Upper side

26. . . Lower side

28. . . Left side

30. . . Right

32. . . First assembly department

34. . . Second assembly department

36. . . Assembly area

38. . . First chamber

40. . . Second chamber

42. . . Intermediate chamber

44. . . aisle

46. . . Locking room

48. . . First cassette unit

50. . . Second cassette unit

52. . . Fixed seat

54. . . Fastener

56. . . First card assembly

58. . . Second card component

60. . . First elastic member

62. . . Second elastic member

68a. . . First end

68b. . . Second end

70. . . Protruding

72. . . First guide

76. . . Second guiding portion

80. . . Pedestal

82a. . . First gear

82b. . . Second gear

84a. . . First spring

84b. . . Second spring

86a. . . First arrival

86b. . . Second offset

88a. . . First end

88b. . . Second end

90. . . Long slot

92. . . Room

94a. . . First recess

94b. . . Second recess

96. . . Actuating end

102. . . Cover

104. . . First top opening unit

106. . . Second top opening unit

108. . . perforation

110. . . perforation

Claims (10)

A housing locking structure for a portable electronic device includes: a body including an upper side, a lower side, a left side, and a right side, wherein the upper side includes a first assembly portion; the lower side is opposite to the upper side And the lower side has a mounting area, the mounting area has a locking chamber; a first housing includes a first upper mounting portion and a first lower mounting portion, wherein the first upper mounting portion corresponds to the The first lower fitting portion is assembled with the first assembly portion; the first lower fitting portion is a mounting region corresponding to the body; a first latching unit is mounted on the mounting region of the body, and the first latching unit includes at least one fixing seat a fixing member, a first clamping member and a first elastic member, wherein the fixing seat has a first hole, and the fixing seat is covered with the fixing member; the first clamping member is worn a first hole of the fixing base; the first elastic member is located between the first latching member and the fixing member, and provides an elastic force to the first latching member to make the first latching portion Extending through the first hole of the fixing seat; a connecting rod is active Positioned in the assembly area of the body and extending to the first cassette unit; the link has a first guiding portion, the first guiding portion having a first guiding portion corresponding to the first cassette And a locking member is pivotally disposed in the assembly area of the body and extends to the first latch unit, the locking member includes a first recess and a coincident end, wherein the first recess is Corresponding to the first latching member of the first latching unit to provide a space for the displacement of the first front latching member; wherein the first housing is mounted on the body by the first latching member The first lower fitting portion; wherein, when the locking member is rotated and the first recess is away from the first latching member, the locking member is locked against the first latching member. The housing locking structure of the portable electronic device of claim 1, wherein the link has a protrusion, and a regression unit is mounted in the assembly area of the body, the regression unit includes a base a first stop, a second stop, a first spring, a second spring, a first abutting member and a second abutting member, wherein the base includes a first end and a second end The end, a long slot, and a cavity communicate with the slot; the second end is opposite the first end, the slot is located between the first end and the second end, and corresponding a protruding portion of the connecting rod; the length of the long slot is greater than a width of the protruding portion, so that the protruding portion of the connecting rod can move in the long slot of the base; the first stop and the second stop The first spring and the first end are respectively fixed to the first end and the second end of the base; the first spring and the first resisting member are disposed in the housing of the base, and the first spring is located at the first stop and the Between the first members, the first member is topped by the first spring; the second spring and the second member are disposed on the base a second spring is located between the second blocking member and the second abutting member, and the second abutting member is topped by the second spring, and the second abutting member and the second abutting member The piece is offset by the protrusion of the link. The housing locking structure of the portable electronic device according to claim 1, further comprising a cover covering the assembly area of the body. The housing locking structure of the portable electronic device of claim 1, further comprising a first top opening unit disposed on the body, the first top opening unit providing a top thrust relative to the first shell The first housing can be automatically separated from the body by the top thrust of the first top opening unit when the first housing is released from the body. The housing locking structure of the portable electronic device of claim 1, wherein the pivoting axis of the locking member is parallel to the connecting rod, and the first locking unit defines a first slot. The locking member passes through the first slot and is in contact with the first slot such that the locking member can be held in a predetermined position by contact with the first slot in the locking chamber of the body. The housing locking structure of the portable electronic device of claim 1, further comprising a second housing, the second housing comprising a second upper mounting portion and a second lower mounting portion, and The upper side of the body includes a second assembly portion, wherein the second upper assembly portion is assembled corresponding to the second assembly portion of the body; the second lower assembly portion corresponds to the first cassette unit; the fixing The seat further has a second hole; the first latching unit further includes a second latching member and a second resilient member, and the second latching member acts on the second latching member to cause the second latching member A portion of the piece extends beyond the second aperture of the mount and the second lower mount of the second housing is snapped. The housing locking structure of the portable electronic device of claim 6, wherein the first guiding portion of the connecting rod further comprises a second guiding portion, wherein the second guiding portion corresponds to a second latch of the first cassette unit. The housing locking structure of the portable electronic device according to claim 1, further comprising a second latching unit disposed in the assembly area of the body. The housing locking structure of the portable electronic device of claim 8, wherein the locking member comprises a second recess corresponding to the second latch unit to provide the first The two latch unit has a space displaced relative to the second recess. The housing locking structure of the portable electronic device according to any one of claims 1 to 9, wherein the assembly area of the body comprises a first chamber, a second chamber, and a middle a chamber and a passage, the first chamber is for the first cassette unit; the second chamber is for the second cassette unit; the intermediate chamber is for the regression unit to be installed, and the middle The chamber is located between the first chamber and the second chamber; the passage is movably disposed for the connecting rod, and the passage is in communication with the first chamber, the second chamber and the intermediate chamber, And the passage is through the left and right sides of the body.