A link control telescopic mechanism and charger mobile terminal

Abstract

The utility model provides a kind of connecting rod control telescopic mechanism and charger mobile terminal, including end functional component, the telescopic mechanism further include bottom shell and one or more telescopic shell, reset spring, connecting rod telescopic control mechanism;Telescopic shell and bottom shell are nested in turn when contracting, the connecting rod telescopic control mechanism uses collapsible multistage connecting rod rotary connection structure, the end functional component and the top end connection of connecting rod telescopic control mechanism, the bottom end of connecting rod telescopic control mechanism and bottom shell are connected, one of multistage connecting rod rotary connection structure and telescopic shell rotary connection, the end functional component and telescopic shell are linked and retracted according to hand pressure, and open according to reset spring and linkage rebound.The utility model can be applied to charger and other 3C electronic products, shell can be divided into multiple sections, end functional component and shell can be telescoped together, end functional component can be stored and the volume when storing can be reduced.

Description

Technical Field

[0001] This utility model relates to a telescopic mechanism and a charger mobile terminal using the telescopic mechanism. Background Technology

[0002] Most existing portable chargers (or portable plugs) have fixed plugs, posing safety hazards and being inconvenient to carry. The few retractable plugs available are all manual and cannot achieve two-stage linkage extension, giving consumers a low-end impression. Utility Model Content

[0003] The purpose of this invention is to provide a new solution to the problems described in the background art, applicable to chargers and other 3C electronic products. The housing can be divided into multiple sections, and the end functional components can extend and retract together with the housing, enabling the end functional components to be stored and reducing the volume during storage. To this end, this invention adopts the following technical solution:

[0004] A linkage-controlled telescopic mechanism includes end functional components. The telescopic mechanism further includes a bottom shell and one or more telescopic shell sections, a return spring, and a linkage telescopic control mechanism. The telescopic shell and the bottom shell are nested sequentially when retracted. The linkage telescopic control mechanism employs a foldable multi-stage linkage rotatable connection structure. The end functional components are connected to the top end of the linkage telescopic control mechanism, and the bottom end of the linkage telescopic control mechanism is connected to the bottom shell. One section of the multi-stage linkage rotatable connection structure is rotatably connected to the telescopic shell. The end functional components and the telescopic shell retract in conjunction with manual pressure and open in conjunction with the return spring.

[0005] Based on the above technical solutions, the present invention may also adopt the following further technical solutions, or combine these further technical solutions:

[0006] The bottom end of the multi-stage linkage rotating connection structure is provided with a bottom connecting seat, which is connected to the bottom of the bottom shell, and the bottom connecting rod in the multi-stage linkage is rotatably connected to the bottom connecting seat.

[0007] The end functional component extends out of the retractable housing, and the bottom end of the end functional component is provided with a limiting base located inside the retractable housing and cooperating with the retractable housing for limiting. The top end of the multi-stage linkage rotatable connection structure is provided with a top connecting seat, and the top connecting seat is connected to the limiting base of the end functional component. The top connecting rod in the multi-stage linkage is rotatably connected to the top connecting seat.

[0008] The multi-stage linkage rotating connection structure is a three-stage linkage rotating connection mechanism, wherein the middle linkage is rotatably connected to the telescopic shell.

[0009] The middle section of the connecting rod is rotatably connected to the telescopic housing via a connecting support shaft.

[0010] The bottom shell is provided with a lifting guide structure for the retractable shell. The upper end of the return spring supports the retractable shell. The two ends of the retractable shell are respectively provided with support ends that cooperate with the return spring, and the support ends have holes to accommodate the compressed return spring.

[0011] According to a second aspect of the present invention, the present invention also provides a charger mobile terminal using the above-described telescopic mechanism. To this end, the present invention adopts the following technical solution:

[0012] A charger mobile terminal is characterized by having the aforementioned linkage control telescopic mechanism, wherein the end functional component is a plug.

[0013] This invention can be applied to plugs, chargers, and other 3C electronic products. For mobile terminals such as plugs and chargers, it enables multi-level linkage extension and retraction of end functional components and the housing, allowing end functional components such as plugs to extend and retract quickly, providing a better user experience, and enabling the storage of end functional components while reducing their size when stored. Attached Figure Description

[0014] Figure 1 This is a cross-sectional view of the mobile terminal embodiment of the telescopic mechanism charger of this utility model when it is in the open state.

[0015] Figure 2 This is a cross-sectional view of the mobile terminal embodiment of the telescopic mechanism charger of this utility model in the folded state.

[0016] Figure 3 This is an exploded view of the structure of an embodiment of the present utility model.

[0017] Figure 4 This is a top view of an embodiment of the present utility model. Detailed Implementation

[0018] Referring to the accompanying drawings, this utility model provides a linkage-controlled telescopic mechanism, including an end functional component 100, a bottom shell 1, a telescopic shell 2, a return spring 3, and a linkage telescopic control mechanism. The telescopic shell 2 and the bottom shell 1 are nested when retracted. The linkage telescopic control mechanism adopts a foldable multi-stage linkage rotatable connection structure. The end functional component 100 is connected to the top end of the linkage telescopic control mechanism, and the bottom end of the linkage telescopic control mechanism is connected to the bottom shell 1. One section of the multi-stage linkage rotatable connection structure is rotatably connected to the telescopic shell 2. The end functional component 100 and the telescopic shell 1 retract in conjunction with manual pressure and open in conjunction with the return spring 3. Using this linkage telescopic control mechanism not only provides a simple structure but also achieves a faster lifting effect.

[0019] The end functional component 100 extends out of the front through hole 30 of the retractable housing 3, and the bottom end of the end functional component 1 is provided with a limiting base 10 located inside the retractable housing 100 and cooperating with the retractable housing 100 for limiting.

[0020] In this embodiment, the multi-stage linkage rotating connection structure is a three-stage linkage rotating connection mechanism. The three linkages are, in sequence, a bottom linkage 41, an intermediate linkage 42, and a top linkage 43. The bottom linkage 41 is rotatably connected to the intermediate linkage 42, and the intermediate linkage 42 is rotatably connected to the top linkage 43. The bottom of the multi-stage linkage rotating connection structure is provided with a bottom connecting seat 44, which is connected to the bottom connecting plate 11 of the bottom shell 1. The bottom linkage 41 and the bottom connecting seat 44 are rotatably connected. The three linkages can be staggered axially to achieve the maximum folding effect.

[0021] The top end of the multi-stage linkage rotating connection structure is provided with a top connecting seat 45, which is connected to the limiting base 10 of the end functional component 100. The top connecting rod 43 in the multi-stage linkage is rotatably connected to the top connecting seat 45.

[0022] The middle section of the connecting rod 42 is rotatably connected to the telescopic housing 3 via the connecting support shaft 46.

[0023] The bottom shell 1 is provided with a lifting guide structure for the retractable shell 3. The upper end of the return spring 2 supports the retractable shell 3. Both ends of the retractable shell 3 are respectively provided with support ends 31 that cooperate with the return spring 2, and the support ends 31 have holes to accommodate the compressed return spring 2. The lifting guide structure can be a guide rod 5, and the support ends 31 are provided with holes for cooperating with the guide rod 5. Alternatively, the lifting guide structure can be a guide rail and slider structure.

[0024] In this embodiment, the linkage control telescopic mechanism is applied to the charger mobile terminal, and the end functional component 100 is the charger plug.

[0025] The above description is only a specific embodiment of the present utility model, but the structural features of the present utility model are not limited thereto. Any changes or modifications made by those skilled in the art within the scope of the present utility model are covered by the protection scope of the present utility model.

[0026] It should be noted that the terms "comprising" and "having," and any variations thereof, in the specification, claims, and accompanying drawings of this utility model are intended to cover non-exclusive inclusion. The terms "installed," "set," "equipped with," "connected," "linked," and "sleeve" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral structure; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium, or an internal connection between two devices, elements, or components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0027] In the description of this utility model, it should be understood that the terms "vertical," "upward," "external," "internal," "upper and lower," "bottom," "outer end," "rising," "contraction," and "extension," etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the accompanying drawings and are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model. The terms "first" and "second" are also used only for the sake of brevity in description and do not indicate or imply relative importance.

Claims

1. A linkage-controlled telescopic mechanism, comprising end functional components, characterized in that, The telescopic mechanism further includes a bottom shell and one or more telescopic shell sections, a return spring, and a linkage telescopic control mechanism. The telescopic shell and the bottom shell are nested sequentially when retracted. The linkage telescopic control mechanism adopts a foldable multi-stage linkage rotatable connection structure. The end functional component is connected to the top end of the linkage telescopic control mechanism, and the bottom end of the linkage telescopic control mechanism is connected to the bottom shell. One link of the multi-stage linkage rotatable connection structure is rotatably connected to the telescopic shell. The end functional component and the telescopic shell retract in conjunction with hand pressure and spring back open in conjunction with the return spring.

2. The linkage-controlled telescopic mechanism as described in claim 1, characterized in that, The bottom end of the multi-stage linkage rotating connection structure is provided with a bottom connecting seat, which is connected to the bottom of the bottom shell, and the bottom connecting rod in the multi-stage linkage is rotatably connected to the bottom connecting seat.

3. The linkage-controlled telescopic mechanism as described in claim 1, characterized in that, The end functional component extends out of the retractable housing, and the bottom end of the end functional component is provided with a limiting base located inside the retractable housing and cooperating with the retractable housing for limiting. The top end of the multi-stage linkage rotatable connection structure is provided with a top connecting seat, and the top connecting seat is connected to the limiting base of the end functional component. The top connecting rod in the multi-stage linkage is rotatably connected to the top connecting seat.

4. The linkage-controlled telescopic mechanism as described in claim 1, characterized in that, The multi-stage linkage rotating connection structure is a three-stage linkage rotating connection mechanism, wherein the middle linkage is rotatably connected to the telescopic shell.

5. The linkage-controlled telescopic mechanism as described in claim 4, characterized in that, The middle section of the connecting rod is rotatably connected to the telescopic housing via a connecting support shaft.

6. The linkage-controlled telescopic mechanism as described in claim 1, characterized in that, The bottom shell is provided with a lifting guide structure for the retractable shell. The upper end of the return spring supports the retractable shell. The two ends of the retractable shell are respectively provided with support ends that cooperate with the return spring, and the support ends have holes to accommodate the compressed return spring.

7. A charger mobile terminal, characterized in that, The linkage control telescopic mechanism according to claim 1 is provided, wherein the end functional component is a plug.

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