Detachable unit and device comprising detachable unit

Abstract

A detachable unit is connected and installed to a main unit. The device includes the detachable unit and the main unit. The detachable unit includes a cover portion and a base portion. The base portion includes a base body and a mortise structure. The mortise structure includes a fulcrum area, at least one mortise area, a pressing area and a longitudinal area. The mortise area is coupled to a corresponding mortise area of the main unit. The pressing area is exposed on the surface of the device. When the pressing area is pressed by a user, the pressing stroke of the pressing area is greater than the mortise stroke of the mortise area. When the pressing stroke is greater than a pressing threshold stroke, the mortise stroke is greater than a mortise threshold stroke, and the detachable unit can be detached from the main unit. Thus, the user can be prevented from mistakenly unlocking and detaching the detachable unit from the main unit.

Description

TECHNICAL FIELD

[0001] The present invention relates to a detachable unit and a device comprising the detachable unit, and in particular, to a detachable unit with a click structure and a device comprising the detachable unit. BACKGROUND

[0002] Driven by the pursuit of a convenient life, detachable units are often installed on main units in industrial, commercial or home environments, such as portable electronic devices, such as smart phones, scanners, etc., wherein the battery as a detachable unit can be detached and installed by the main unit as needed.

[0003] In a prior art of a detachable unit, an additional click structure is provided on the side surface of the detachable unit by assembly. Due to the large number of assembly parts, such as the additional click structure itself, springs, assembly jigs, in addition to the need to increase the assembly steps and stations to assemble the click structure to the detachable unit, the strength and cumulative tolerance between the click structure and the detachable unit are also caused by assembly, which further increases the cost of the detachable unit that needs to be frequently replaced, and it is not easy to provide preferred impact or drop protection for the additional assembled click structure.

[0004] Therefore, there is an urgent need in the market for a detachable unit and a device comprising the detachable unit, which can effectively eliminate or reduce the assembly steps, cumulative tolerance and cost of the detachable unit caused by the click structure, and further improve the overall assembly strength and stability of the device. SUMMARY

[0005] The present invention provides a detachable unit and a device comprising the detachable unit, the detachable unit comprising a click structure, when the pressing area of the click structure is pressed by the user, the pressing stroke of the pressing area is greater than the click stroke of the click area. When the pressing stroke is greater than the pressing threshold stroke, the click stroke is greater than the click threshold stroke, and the detachable unit can be detached from the main unit. Therefore, the detachable unit can eliminate or reduce the assembly steps, cumulative tolerance and cost of the detachable unit caused by the additional click structure in the prior art, and can prevent the user from mistakenly unlocking and detaching the detachable unit from the main unit.

[0006] According to an embodiment of the application, a detachable unit is provided for connecting and mounting to a main unit. The device comprises the detachable unit and the main unit. The detachable unit comprises a cover portion and a base portion. The cover portion comprises an outer surface and at least one stop region. The outer surface is exposed to a device surface of the device. The base portion is connected to the cover portion. The base portion comprises a base body and a detent structure. The detent structure comprises a fulcrum region, at least one detent region, a pressing region, a longitudinal region, and at least one extension region. The fulcrum region, the detent region, and the pressing region are connected by the longitudinal region. The detent structure extends from the fulcrum region to the pressing region along the longitudinal region. The detent region is located between the fulcrum region and the pressing region. The fulcrum region is integrally connected to the base body. The detent region and the pressing region are both outwardly protruding from the longitudinal region. The detent region is coupled to a detent corresponding region of the main unit. The pressing region is exposed to the device surface. The pressing region is used for a user to press to detach the detachable unit from the main unit. The at least one extension region is connected to the pressing region. The at least one stop region of the cover portion is correspondingly arranged with the at least one extension region to limit the outward pulling degree of the detent structure. When the pressing region is pressed by the user, the pressing stroke of the pressing region is greater than the detent stroke of the detent region. When the pressing stroke is greater than a pressing threshold stroke, the detent stroke is greater than a detent threshold stroke, and the detachable unit can be detached from the main unit. Thus, the user can be prevented from mistakenly unlocking and detaching the detachable unit from the main unit.

[0007] According to an embodiment of the detachable unit, the longitudinal region can be in a convex arc shape. A detent effective radius is a straight line distance from the detent region to the fulcrum region. A pressing effective radius is a straight line distance from the pressing region to the fulcrum region. A ratio of the detent effective radius to the pressing effective radius can be between 0.4 and 0.8.

[0008] According to an embodiment of the detachable unit, the detent region of the base portion can comprise a detent surface. The detent corresponding region of the main unit can comprise a detent corresponding surface. When the detachable unit is mounted to the main unit, the detent surface is connected and engaged with the detent corresponding surface.

[0009] According to an embodiment of the detachable unit, an external shape of the detachable unit can be a square body in nature. The cover portion and the base portion are arranged and coupled along a direction perpendicular to the outer surface. A normal line of each of four side surfaces of the detachable unit is perpendicular to a normal line of the outer surface in nature. The pressing region is exposed to one of the four side surfaces. On the other three of the four side surfaces, the cover portion is outwardly protruding from the base portion.

[0010] According to an embodiment of the detachable unit, the pressing region can have an outward protruding height relative to the one of the four side surfaces. The outward protruding height is less than the pressing threshold stroke.

[0011] According to an embodiment of the detachable unit, the base portion may further include at least one snap-fit ​​structure, disposed opposite the tenon region and coupled to at least one corresponding snap-fit ​​structure of the main unit. A storage space may be formed between the outer cover and the base portion for accommodating contents. The outer cover and base portion are both essentially shell-shaped, with the outer cover being thicker than the base.

[0012] According to the embodiment of the detachable unit, the device may be a portable electronic device, and the content may be a battery.

[0013] The detachable unit of the embodiment helps to reduce the impact risk of the base portion and its latch structure when the detachable unit falls individually in various directions, and is not easily damaged.

[0014] According to another embodiment of the present invention, a device is provided, comprising the aforementioned detachable unit and a main unit, wherein the detachable unit is connected to and mounted on the main unit, thereby saving costs and reducing assembly problems. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] FIG. 1A A perspective view showing a detachable unit according to a first embodiment of the present invention;

[0016] FIG. 1B Show according to FIG. 1A Exploded view of the detachable unit;

[0017] FIG. 1C Another perspective view showing the detachable unit of the first embodiment;

[0018] FIG. 1D Show according to FIG. 1C Exploded view of the detachable unit;

[0019] FIG. 1E A side view showing a detachable unit of the first embodiment;

[0020] FIG. 1F A front view showing the detachable unit of the first embodiment;

[0021] FIG. 1G A bottom view showing the detachable unit of the first embodiment;

[0022] FIG. 1H Show according to FIG. 1G A cross-sectional view of the detachable unit along section line 1H-1H;

[0023] FIG. 1I Show according to FIG. 1H A schematic diagram of a detachable unit in a detached state;

[0024] FIG. 2AA perspective view showing a device according to a second embodiment of the present invention;

[0025] FIG. 2B Show according to FIG. 2A Exploded diagram of the device;

[0026] FIG. 2C Another perspective view showing the device of the second embodiment;

[0027] FIG. 2D Show according to FIG. 2C Exploded diagram of the device;

[0028] FIG. 2E A front view of the device showing a second embodiment;

[0029] FIG. 2F Show according to FIG. 2E A sectional view of the device along section line 2F-2F;

[0030] FIG. 2G A schematic diagram showing a disassembled state of the device according to the second embodiment; and

[0031] FIG. 2H A schematic diagram showing parameters of the device of the second embodiment.

[0032] Description of reference numerals:

[0033] 10: Device

[0034] 16: Device surface

[0035] 80: User

[0036] 100: Detachable unit

[0037] 101: Accommodation Space

[0038] 102: Contents

[0039] 103: Accessories

[0040] 104: Outer surface

[0041] 106,107,108,109: side surfaces

[0042] 110: Outer cover

[0043] 115: Stop zone

[0044] 120: Base

[0045] 130: Base body

[0046] 140: snap-on structure

[0047] 160: Tenon structure

[0048] 161: Fulcrum Area

[0049] 163: Tenon area

[0050] 164: Tenon surface

[0051] 165: Pressing area

[0052] 166: Extension

[0053] 167: Vertical Zone

[0054] 700: Main unit

[0055] 740: Buckle corresponding structure

[0056] 763: Tenon corresponding area

[0057] 764: Tenon corresponding surface

[0058] s3: Tenon travel

[0059] s5: Pressing stroke

[0060] d3: Tenon threshold travel

[0061] d5: Pressing threshold travel

[0062] t3: Tenon thickness

[0063] t5: Pressing thickness

[0064] r3: effective radius of the tenon

[0065] r5: Pressing effective radius

[0066] p5: convex height

[0067] a4: The angle between the tenon surface and the longitudinal area

[0068] n4: normal of the outer surface

[0069] n7: normal of the side surface DETAILED DESCRIPTION

[0070] FIG. 1A A perspective view showing a detachable unit 100 according to a first embodiment of the present invention is shown. FIG. 1B Show according to FIG. 1A An exploded view of the detachable unit 100, FIG. 1C Another perspective view of the detachable unit 100 of the first embodiment is shown. FIG. 1D Show according to FIG. 1C An exploded view of the detachable unit 100, FIG. 2A A perspective view showing a device 10 according to a second embodiment of the present invention, FIG. 2B Show according toFIG. 2A An exploded view of the device 10, FIG. 2C Another perspective view of the device 10 according to the second embodiment is shown. FIG. 2D Show according to FIG. 2C Please refer to the exploded view of the device 10. FIG. 1A to FIG. 1D and FIG. 2A to FIG. 2D The detachable unit 100 of the first embodiment is described with reference to the device 10 of the second embodiment. The detachable unit 100 is connected to and mounted on the main unit 700. The device 10 includes the detachable unit 100 and the main unit 700. The detachable unit 100 includes an outer cover 110 and a base 120. The outer cover 110 includes an outer surface (i.e., the outer surface 104 of the detachable unit 100 in the first embodiment) that is exposed on the device surface 16 of the device 10.

[0071] FIG. 1E A side view showing the detachable unit 100 of the first embodiment is shown, FIG. 1F A front view showing the detachable unit 100 of the first embodiment, FIG. 1G A bottom view showing the detachable unit 100 of the first embodiment is shown, FIG. 1H Show according to FIG. 1G A cross-sectional view of the detachable unit 100 along the section line 1H-1H, FIG. 1I Show according to FIG. 1H The detachable unit 100 is shown in FIG. 1 , and it should be understood that FIG. 1E to FIG. 1G The side view, front view and bottom view can be swapped or adjusted as needed, and do not limit the assembly orientation of the detachable unit 100. FIG. 1A to FIG. 1I The base portion 120 is connected to the outer cover portion 110. The base portion 120 includes a base body 130 and a tenon structure 160. The tenon structure 160 includes a fulcrum area 161, at least one tenon area 163, a pressing area 165 and a longitudinal area 167. The fulcrum area 161, the tenon area 163 and the pressing area 165 are connected by the longitudinal area 167. The tenon structure 160 extends from the fulcrum area 161 along the longitudinal area 167 to the pressing area 165. 163 is located between the fulcrum area 161 and the pressing area 165. The fulcrum area 161 is integrally connected to the base body 130. The latch area 163 and the pressing area 165 are both protruded from the longitudinal area 167. The latch area 163 is coupled with the latch corresponding area 763 of the main unit 700 (that is, the latch area 163 and the latch corresponding area 763 cooperate with each other in structure and function, and can be connected or not connected to each other). The pressing area 165 is exposed on the device surface 16 (such as FIG. 2A As shown), the pressing area 165 is for the user 80 to press to detach the detachable unit 100 from the main unit 700.

[0072] Please refer to FIG. 1H and FIG. 1I ,inFIG. 1H It is also a schematic diagram of the installation state of the detachable unit 100 installed on the main unit 700. FIG. 1I is a schematic diagram of the detachable unit 100 being detached from the main unit 700, wherein FIG. 1H and FIG. 1I The main unit 700 is not shown in the figures, and it should be understood that FIG. 1I 165 is a state when the pressing area 165 is pressed by the user 80. When the pressing area 165 is pressed by the user 80, the pressing stroke s5 of the pressing area 165 relative to the fulcrum area 161 is greater than the mortise stroke s3 of the tenon area 163 relative to the fulcrum area 161. FIG. 1I shown, and FIG. 1I The right end point of the middle pressing stroke s5 is based on FIG. 1H The middle pressing area 165 is at the corresponding position in the installed state. FIG. 1I The right end point of the middle tenon stroke s3 is based on FIG. 1H The middle latching area 163 is at a corresponding position in the installed state.

[0073] FIG. 2E A front view showing a second embodiment of the device 10, FIG. 2F Show according to FIG. 2E A cross-sectional view of the device 10 along the section line 2F-2F, FIG. 2F That is, a schematic diagram of the installation state of the detachable unit 100 and the main unit 700 in the device 10 of the second embodiment, FIG. 2G FIG. 1 is a schematic diagram showing the detachable unit 100 and the main unit 700 in the device 10 of the second embodiment in a detached state. FIG. 2H Schematic diagram showing parameters d3, d5, and p5 of the device 10 of the second embodiment. FIG. 1I 、 FIG. 2E to FIG. 2H When the pressing stroke s5 is greater than the pressing threshold stroke (i.e., the pressing threshold distance) d5, the latch stroke s3 is greater than the latch threshold stroke (i.e., the latch threshold distance d3), and the detachable unit 100 can be detached from the main unit 700 (e.g., FIG. 2H (as shown). Therefore, the latch structure 160 helps securely attach the detachable unit 100 to the main unit 700 to prevent it from falling off. Furthermore, the pressing stroke s5 is greater than the latch stroke s3, thereby preventing the user 80 from accidentally locking and detaching the detachable unit 100 from the main unit 700. Furthermore, the detachable unit 100 eliminates or reduces the assembly steps, accumulated tolerances, and costs associated with the additional latch structure of detachable units in the prior art, further enhancing the overall assembly strength and stability of the device 10. In the first embodiment, the pressing threshold stroke d5 is 2.16 mm, and the latch threshold stroke d3 is 1.44 mm.

[0074] For details, please refer to FIG. 1E 、 FIG. 2F and FIG. 2GThe tenon region 163 of the base portion 120 can include a tenon surface 164, and the tenon corresponding region 763 of the main unit 700 can include a tenon corresponding surface 764. When the detachable unit 100 is mounted on the main unit 700, the tenon surface 164 is connected and engaged with the tenon corresponding surface 764 (as shown in FIG. 2F The angle a4 between the tenon surface 164 and the longitudinal region 167 can be between 75 degrees and 135 degrees (including 75 degrees and 135 degrees). When the detachable unit 100 is detached from the main unit 700 (as shown in FIG. 2G The tenon surface 164 is not connected and separated from the tenon corresponding surface 764. Therefore, the appropriate angle a4 helps the mounting stability of the detachable unit 100 and does not affect the convenience of detachment. In the first embodiment, the angle a4 is 106 degrees.

[0075] Please refer to FIG. 1I , FIG. 2B and FIG. 2D The base portion 120 can further include two buckle structures 140, which are oppositely arranged with the tenon region 163, and the two buckle structures 140 are coupled with two buckle corresponding structures 740 of the main unit 700. The accommodation space 101 is formed between the outer cover portion 110 and the base portion 120, and is used to accommodate the content 102 and its accessories 103. The outer cover portion 110 and the base portion 120 are both essentially shell-shaped, and the thickness of the outer cover portion 110 is greater than the thickness of the base portion 120. Therefore, because the size and thickness of the outer cover portion 110 are both greater than those of the base portion 120, it helps the tenon structure 160 of the base portion 120 to be less likely to be damaged when the detachable unit 100 is dropped in each direction, so as to protect the overall detachable unit 100 and the tenon structure 160. In addition, the outer cover portion 110 and the base portion 120 can both be made of plastic material (such as polycarbonate, PC for short) and connected with each other, for example, by ultrasonic welding, and the welding surfaces thereof can be zigzag-shaped to increase the contact area.

[0076] The device 10 can be a portable electronic device, and the content 102 can be a battery. Therefore, the advantages of the tenon structure 160 of the detachable unit 100 and the tenon corresponding region 763 of the main unit 700 help to be applied to the increasingly popular portable electronic devices. In addition, it should be understood that the device according to the present application can also be a fixed electronic device, or a non-electronic device (such as an assembled plastic toy).

[0077] Please refer to FIG. 1FThe latch structure 160 may further include two extension areas 166, which are respectively connected to the two lateral sides of the pressing area 165. The outer cover 110 may include two stop areas 115, which are respectively arranged corresponding to the two extension areas 166 to limit the degree of outward pulling of the latch structure 160. Therefore, when the latch structure 160 is pulled outward or bounced outward, the two extension areas 166 of the latch structure 160 respectively contact and stop at the two stop areas 115 of the outer cover 110, thereby preventing the latch structure 160 from being pulled outward and thus damaged. Therefore, no matter whether the latch structure 160 is pressed in or ejected, the outer cover 110 provides effective protection for the latch structure 160. For further information, please refer to FIG. 2E When the detachable unit 100 is installed on the main unit 700 and the latch structure 160 is pulled outward or bounced outward, the latch structure 160 contacts and stops at the two stop areas 115 of the outer cover 110 and the U-shaped area (not numbered) of the main unit 700 connecting the two stop areas 115. Therefore, the outer cover 110 together with the main unit 700 provides effective protection for the latch structure 160.

[0078] The number of the latching areas 163 is specifically two, and the two latching areas 163 are symmetrically arranged relative to the longitudinal area 167, and each latching area 163 includes two ribs extending along the longitudinal area 167 (such as FIG. 1F (as shown and not numbered in the figure) to enhance the structural strength of each latch area 163. FIG. 1E The pressing thickness t5 of the pressing area 165 protruding from the longitudinal area 167 is greater than the latching thickness t3 of the latching area 163 protruding from the longitudinal area 167. This prevents mis-locking while also ensuring ease of operation and design of the detachable unit 100. In the first embodiment, the pressing thickness t5 is 3.18 mm, and the thickness t3 of each latch is 1.31 mm.

[0079] Please refer to FIG. 1H , the longitudinal area 167 may be in a convex arc shape. The effective radius r3 of the latch is the straight-line distance from the latch area 163 to the fulcrum area 161, and the effective pressing radius r5 is the straight-line distance from the pressing area 165 to the fulcrum area 161, and the ratio of the effective radius r3 of the latch to the effective pressing radius r5 may be between 0.4 and 0.8 (inclusive). Therefore, the appropriately designed and configured latch area 163 and pressing area 165 help the user 80 to avoid over-pressing and easily unlocking the latch structure 160 during use. In the first embodiment, the effective radius r3 of the latch is 10.08 mm, the effective pressing radius r5 is 15.16 mm, and the ratio of the effective radius r3 of the latch to the effective pressing radius r5 is 0.66.

[0080] Please refer to FIG. 1A to FIG. 1DThe detachable unit 100 can have a square shape in essence, and the cover portion 110 and the base portion 120 are arranged and coupled along the direction of the vertical outer surface 104.

[0081] Please refer to FIG. 1E to FIG. 1G The normal line of each of the side surfaces 106, 107, 108, and 109 of the detachable unit 100 (for example, the normal line n7 of the side surface 107) is essentially perpendicular to the normal line n4 of the vertical outer surface 104. The pressing area 165 is exposed on the side surface 106, and the cover portion 110 is more convex than the base portion 120 on the side surfaces 107, 108, and 109. Therefore, the base portion 120 is protected by the appearance structure design of the detachable unit 100, which helps to increase the probability of the cover portion 110 being impacted when the detachable unit 100 is individually dropped in each direction, so that the base portion 120 and the tongue structure 160 and the buckle structure 140 are less likely to be damaged.

[0082] Please refer to FIG. 2H The pressing area 165 can have a convex height p5 relative to the side surface 106, and the convex height p5 is less than the pressing threshold stroke d5. Therefore, the detachable unit 100 is not easily detached from the main unit 700 due to accidental pressing or falling, while the pressing convenience of the pressing area 165 is also considered. In the first embodiment, the convex height p5 is 1.30 mm, and the pressing threshold stroke d5 is 2.16 mm.

[0083] Please refer to FIG. 2A to FIG. 2H The device 10 of the second embodiment of the present application includes the detachable unit 100 and the main unit 700 of the first embodiment, and the detachable unit 100 is connected and mounted to the main unit 700. Therefore, the tongue structure 160 of the detachable unit 100 is directly designed on the appearance structure of the detachable unit 100, for example, the tongue structure 160 is integrally formed on the base portion 120, which can save costs and reduce assembly problems.

[0084] For details of the device 10 of the second embodiment, please refer to the above-mentioned first embodiment of the detachable unit 100, which will not be described in detail here.

[0085] Although the present application has been disclosed as above with embodiments, it is not intended to limit the present application, and any person skilled in the art can make various modifications and decorations without departing from the concept and scope of the present application, so the protection scope of the present application shall be subject to the claims.

Claims

1. A detachable unit, characterized in that: A device for connecting and installing to a main unit includes the detachable unit and the main unit, wherein the detachable unit includes: an outer cover portion comprising an outer surface and at least one stop area, wherein the outer surface is exposed on a device surface of the device; and A base portion connected to the outer cover portion, the base portion comprising a base body and a latch structure, the latch structure comprising a fulcrum area, at least one latch area, a pressing area, a longitudinal area and at least one extension area, the fulcrum area, the latch area and the pressing area being connected through the longitudinal area, the latch structure extending from the fulcrum area along the longitudinal area to the pressing area, the latch area being located between the fulcrum area and the pressing area, the fulcrum area being integrally connected to the base body, the latch area and the pressing area both protruding outward from the longitudinal area, the latch area being coupled to a latch corresponding area of ​​the main unit, the pressing area being exposed on the surface of the device, the pressing area being used for a user to press to detach the detachable unit from the main unit, the at least one extension area being connected to the pressing area, the at least one stop area of ​​the outer cover being correspondingly arranged to the at least one extension area to limit the degree of outward pulling of the latch structure; When the pressing area is pressed by the user, a pressing stroke of the pressing area is greater than a latching stroke of the latching area; When the pressing stroke is greater than a pressing threshold stroke, the latching stroke is greater than a latching threshold stroke, and the detachable unit can be detached from the main unit.

2. The detachable unit according to claim 1, wherein: The longitudinal area is a convex arc shape, an effective radius of a tenon is the straight-line distance from the tenon area to the fulcrum area, and an effective pressing radius is the straight-line distance from the pressing area to the fulcrum area, and the ratio of the effective radius of the tenon to the effective pressing radius is between 0.4 and 0.

8.

3. The detachable unit according to claim 1, wherein: The latching area of ​​the base portion includes a latching surface, and the latching corresponding area of ​​the main unit includes a latching corresponding surface; When the detachable unit is installed on the main unit, the tenon surface is connected and engaged with the corresponding tenon surface.

4. The detachable unit according to claim 1, wherein: The detachable unit is essentially a square in shape, the outer cover and the base are arranged and coupled in a direction perpendicular to the outer surface, the normal of each of the four side surfaces of the detachable unit is essentially perpendicular to the normal of the outer surface, the pressing area is exposed on one of the four side surfaces, and on the other three of the four side surfaces, the outer cover is more convex than the base.

5. The detachable unit according to claim 4, wherein: The pressing area has a convex height relative to the four side surfaces, and the convex height is smaller than the pressing threshold stroke.

6. The detachable unit according to claim 1, wherein: The base portion further includes at least one snap-fit ​​structure, the at least one snap-fit ​​structure being disposed opposite to the tenon area and being coupled to at least one snap-fit ​​corresponding structure of the main unit; A receiving space is formed between the outer cover and the base, and the receiving space is used to receive content. The outer cover and the base are both shell-shaped in nature, and the thickness of the outer cover is greater than that of the base.

7. The detachable unit according to claim 6, wherein: The device is a portable electronic device, and the content is a battery.

8. A device having a detachable unit according to claim 1, characterized in that: Include: A main unit, wherein the detachable unit is connected to and installed on the main unit.

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