Camera module lifting and rotating structure and electronic device with same

By adopting a combination of lifting rotary cylinder, guide cylinder, elastic arm and a single drive assembly in the camera module, the problem of the camera module requiring two motors in the prior art is solved, and the flexible lifting and rotation of the camera module is realized, reducing cost and space occupation.

CN120151629APending Publication Date: 2025-06-13UNIVERSAL GLOBAL TECH KUNSHAN
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Patent Information

Application Number
CN202510282267.2
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-03-11
Publication Date
2025-06-13

AI Technical Summary

Technical Problem

The existing camera module requires two motors and their additional gear sets when lifting and rotating, resulting in increased costs and large space consumption.

Method used

A camera module lifting and rotating structure is adopted, and the camera module lifting and rotating by a combination of a lifting and lowering rotating cylinder, a guide cylinder, an elastic arm and a driving component is used to realize the lifting and rotating of the camera module.

Benefits of technology

The switching functions of the camera module are realized by starting up, left and right rotation and off-down. Only a single set of driving components is required, which reduces the number of driving components and saves space and costs.

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Abstract

The invention discloses a camera module lifting and rotating structure and an electronic device with the same. The camera module lifting and rotating structure comprises a camera module, a lifting and rotating cylinder, a guide cylinder, at least one elastic arm and a driving assembly. And at least one side opening is formed in the peripheral wall of the lifting rotating cylinder and is used for exposing the camera module. The guide cylinder is coaxially sleeved on the lifting rotating cylinder, and at least one circulating guide groove is formed on the peripheral wall of the guide cylinder. The movable end of at least one elastic arm is slidably arranged in the circulating guide groove. The driving assembly is connected with the lifting rotating cylinder to drive the lifting rotating cylinder to rotate relative to the guide cylinder, and meanwhile, the movable end of the elastic arm moves along the circulating guide groove, so that the lifting rotating cylinder completes the lifting or descending switching function relative to the guide cylinder.
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Description

Technical Field

[0001] The present invention relates to a structure related to a camera module, and more particularly to a lifting and rotating structure of a camera module and an electronic device having the same. Background Art

[0002] With the increasing demand for video in modern society, many electronic devices, such as video conferencing machines, are equipped with camera modules. Moreover, in order to raise (activate), lower (standby), and rotate left and right (adjust the camera angle) the camera module, two motors are usually required for the camera module of such an electronic device. One motor is used to raise and lower the camera module, and the other motor is used to rotate the camera module left and right. Since two motors and their respective additional gear sets are required, the cost of the electronic device is greatly increased, and the internal space is greatly occupied.

[0003] Therefore, how to overcome the above-mentioned defects through the improvement of the structural design has become one of the important issues to be solved in this field. Summary of the Invention

[0004] The technical problem to be solved by the present invention is to provide a lifting and rotating structure of a camera module and an electronic device having the same in view of the deficiencies of the prior art.

[0005] An embodiment of the present invention discloses a lifting and rotating structure of a camera module, including: a camera module; a lifting and rotating cylinder, at least one side opening is formed on the peripheral wall of the lifting and rotating cylinder for the camera module to be exposed; a guiding cylinder, the guiding cylinder is sleeved on the lifting and rotating cylinder, and at least one cyclic guiding groove is formed on the peripheral wall of the guiding cylinder; at least one elastic arm, two ends of the at least one elastic arm are respectively a fixed end and a movable end, the fixed end of the at least one elastic arm is fixedly connected to the lifting and rotating cylinder, and the movable end of the at least one elastic arm is slidably arranged in the at least one cyclic guiding groove; and a driving component, the driving component is connected to the lifting and rotating cylinder to drive the lifting and rotating cylinder to rotate relative to the guiding cylinder, and at the same time, the movable end of the at least one elastic arm moves along the at least one cyclic guiding groove, so that the lifting and rotating cylinder rises or falls relative to the guiding cylinder.

[0006] Preferably, the axial two ends of the lifting and rotating cylinder are respectively a closed end and an open end, and at least one lower connecting column extending vertically downward is provided on the lower surface of the closed end of the lifting and rotating cylinder; the fixed ends of the at least one elastic arm are fixedly connected to the lower surface of the closed end of the lifting and rotating cylinder; the two ends of the guiding cylinder are respectively an open top end and an open bottom end; and the driving assembly includes a motor and a gear set, the gear set is driven by the motor and the gear set includes a main gear, the main gear is located at the open bottom end of the guiding cylinder, at least one upper connecting column extending vertically upward is provided on the upper surface of the main gear, and the at least one upper connecting column and the at least one lower connecting column are sleeved in a slidable manner, so that the rotational movement of the main gear is transmitted to the lifting and rotating cylinder through the sleeved structure formed by the at least one upper connecting column and the at least one lower connecting column to drive the lifting and rotating cylinder to rotate relative to the guiding cylinder.

[0007] Preferably, the movable ends of the at least one elastic arm integrally extend into the at least one cyclic guiding groove, so that the movable ends move along the at least one cyclic guiding groove.

[0008] Preferably, a pin is provided at the movable end of the at least one elastic arm, and the pin at the movable end passes through the peripheral wall of the lifting and rotating cylinder and is movably received in the at least one cyclic guiding groove, so that the pin at the movable end moves along the at least one cyclic guiding groove.

[0009] Preferably, the at least one cyclic guiding groove includes: a starting and ending groove section; an inclined rising groove section connecting the starting and ending groove section, and the movable end of the at least one elastic arm moves along the inclined rising groove section to raise the lifting and rotating cylinder relative to the guiding cylinder; an upper horizontal adjustment groove section connecting the inclined rising groove section; and an inclined descending groove section connecting between the upper horizontal adjustment groove section and the starting and ending groove section, and the movable end of the at least one elastic arm moves along the inclined descending groove section to lower the lifting and rotating cylinder relative to the guiding cylinder.

[0010] Preferably, there is a first step difference at the connection between the inclined rising groove section and the upper horizontal adjustment groove section.

[0011] Preferably, there is a second step difference at the connection between the inclined descending groove section and the starting and ending groove section.

[0012] Preferably, the included angle between the upper horizontal adjustment groove section and the inclined descending groove section is 60-80 degrees, and the included angle between the inclined rising groove section and the starting and ending groove section is 120-140 degrees.

[0013] Preferably, the connection is a one-way guiding surface.

[0014] An embodiment of the present invention discloses an electronic device with the above-described lifting and rotating structure of the camera module, including a housing that houses the lifting structure of the camera module. The housing has a lifting accommodation groove, through which the lifting and rotating cylinder is lifted to expose the camera module.

[0015] One of the beneficial effects of the present invention is that the lifting and rotating structure of the camera module only needs to use a single set of driving components to drive the movement of the camera module, and then can successively complete the switching functions of the camera module starting to rise (exposing), rotating left and right (adjusting the camera angle), and closing and descending (hiding).

[0016] To further understand the features and technical content of the present invention, please refer to the following detailed description and drawings of the present invention. However, these descriptions and drawings are only used to illustrate the present invention and do not limit the protection scope of the present invention in any way. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional exploded view of the lifting and rotating structure of the camera module according to Embodiment 1 of the present invention.

[0018] Figure 2 It is a three-dimensional exploded view of the lifting and rotating structure of the camera module according to Embodiment 1 of the present invention from another angle.

[0019] Figure 3 It is a three-dimensional assembled view of the lifting and rotating structure of the camera module according to Embodiment 1 of the present invention.

[0020] Figure 4 It is a three-dimensional sectional schematic view of the assembled lifting and rotating structure of the camera module according to Embodiment 1 of the present invention.

[0021] Figure 5 It is a schematic view of the elastic arm of the lifting and rotating structure of the camera module according to Embodiment 1 of the present invention in the circular guiding groove.

[0022] Figure 6 For Figure 1 The partial enlarged view of the part shown as VI.

[0023] Figure 7 It is a schematic view of the action of the elastic arm of the lifting and rotating structure of the camera module according to Embodiment 1 of the present invention at the starting and ending groove sections of the circular guiding groove.

[0024] Figure 8 It is a schematic view of the action of the elastic arm of the lifting and rotating structure of the camera module according to Embodiment 1 of the present invention at the upper horizontal adjustment groove section of the circular guiding groove.

[0025] Figure 9 It is a schematic view of the action of the elastic arm of the lifting and rotating structure of the camera module according to Embodiment 1 of the present invention at the inclined descending groove section of the circular guiding groove.

[0026] Figure 10A three-dimensional schematic diagram of the electronic device according to the second embodiment of the present invention. Detailed implementation manners

[0027] The following are specific embodiments to illustrate the implementation manners of the present invention regarding the "lifting and rotating structure of a camera module and an electronic device having the same". Those skilled in the art can understand the advantages and effects of the present invention from the content disclosed in this specification. The present invention can be implemented or applied through other different specific embodiments, and various details in this specification can also be modified and changed based on different viewpoints and applications without departing from the concept of the present invention. Additionally, the drawings of the present invention are only simple schematic illustrations and are not drawn according to actual sizes, which is hereby stated in advance. The following implementation manners will further detail the relevant technical content of the present invention, but the disclosed content is not used to limit the protection scope of the present invention. In addition, the term "or" used herein should, depending on the actual situation, possibly include any one or a combination of more of the associated listed items.

[0028] [Embodiment 1]

[0029] Refer to Figures 1 to 3 As shown, the embodiment of the present invention provides a lifting and rotating structure of a camera module, which basically includes: a camera module 10, a lifting and rotating cylinder 20, a guiding cylinder 30, at least one elastic arm 40, and a driving assembly 50.

[0030] The camera module 10 is used to acquire images. The camera module 10 has at least one optical lens 11. The optical lens 11 can be a fixed-focus, zoom, or periscope zoom configuration, and can be a wide-angle or ultra-wide-angle lens, without limitation.

[0031] The lifting and rotating cylinder 20 is in a cylindrical shape. The camera module 10 is accommodated in the lifting and rotating cylinder 20. At least one side opening 22 is provided on the peripheral wall 21 of the lifting and rotating cylinder 20 for the exposure of the camera module 10, so that the optical lens 11 can acquire images through the side opening 22. Further, a plurality of side openings 22 can also be provided on the peripheral wall 21 of the lifting and rotating cylinder 20, which can respectively correspond to different optical lenses 11 (such as: wide-angle lens, ultra-wide-angle lens, or zoom lens) in one or more camera modules 10, so that each optical lens 11 can be selectively exposed and acquire images according to requirements.

[0032] In this embodiment, the camera module 10 can be accommodated in the lifting and rotating cylinder 20 in a suspended manner, or in a detachable manner such as clamping, but not limited thereto.

[0033] The guiding cylinder 30 is also cylindrical, and is coaxially arranged with the lifting and rotating cylinder 20, so that the guiding cylinder 30 can be correspondingly sleeved on the lifting and rotating cylinder 20, and at least one circular guiding groove 32 is formed on the inner surface of the peripheral wall 31 of the guiding cylinder 30. The shape of the circular guiding groove 32 includes at least one of an arc shape, a straight line shape, and an inclined line shape. Further, the shape of the circular guiding groove 32 is designed to allow the lifting and rotating cylinder 20 to move longitudinally relative to the guiding cylinder 30 while the lifting and rotating cylinder 20 rotates relative to the guiding cylinder 30. In this embodiment, the guiding cylinder 30 is a relative rotating structure sleeved outside the lifting and rotating cylinder 20, but not limited thereto. In other embodiments, the guiding cylinder 30 can be a relative rotating structure sleeved inside the lifting and rotating cylinder 20, and at least one circular guiding groove 32 can be formed on the outer surface of the peripheral wall 31 of the guiding cylinder 30. In some embodiments, the guiding cylinder 30 can also be arranged non-coaxially with the lifting and rotating cylinder 20.

[0034] The two ends of the elastic arm 40 are respectively a fixed end 41 and a movable end 42. The fixed end 41 of the elastic arm 40 is fixedly connected to the lower surface of the lifting and rotating cylinder 20, and the movable end 42 of the elastic arm 40 is slidably arranged in the circular guiding groove 32. In this embodiment, the number of elastic arms 40 is three, corresponding to the relative number of circular guiding grooves 32 respectively, but not limited thereto. In some embodiments, the elastic arm 40 can integrally form a bent fixed end 41 or a bent movable end 42, so that the movable end 42 of the elastic arm 40 integrally extends into the circular guiding groove 32, and the movable end 42 moves along the circular guiding groove 32, or a pin 421 is provided at the movable end 42, so that the pin 421 of the movable end 42 passes through the peripheral wall 21 of the lifting and rotating cylinder 20 and is movably accommodated in the circular guiding groove 32, so that the pin 421 of the movable end 42 moves along the circular guiding groove 32, but not limited thereto.

[0035] The driving assembly 50 is connected to the lifting and rotating cylinder 20 to drive the lifting and rotating cylinder 20 to rotate relative to the guiding cylinder 30. At the same time, the movable end 42 of the elastic arm 40 moves along the circular guiding groove 32 of the guiding cylinder 30, forcing the lifting and rotating cylinder 20 to rise or fall relative to the guiding cylinder 30. In this embodiment, the circular guiding groove 32 is a non-reversible one-way stroke, so as to limit the driving of the lifting and rotating cylinder 20 to rotate relative to the guiding cylinder 30 in the horizontal direction by only a single set of driving assemblies 50, and the lifting and rotating cylinder 20 rises or falls by moving the movable end 42 of the elastic arm 40 along the guiding track of the circular guiding groove 32 in the vertical direction.

[0036] As described above, in this embodiment, the driving assembly 50 may include a motor 51 and a gear set 52 driven by the motor 51. The gear set 52 includes a main gear 521 and at least one transmission gear 522 engaged with each other. At the axial two ends of the lifting and rotating cylinder 20 are a closed end 23 and an open end 24 respectively. At least one downwardly extending lower connecting post 25 is provided on the lower surface of the closed end 23. The fixed end 41 of the elastic arm 40 can be fixed to the lower surface of the closed end 23 of the lifting and rotating cylinder 20 through any fixing member (such as a fixing seat or a fixing screw). The two ends of the guiding cylinder 30 are an open top end 301 and an open bottom end 302 respectively. The open top end 301 allows the lifting and rotating cylinder 20 to extend out, so that the optical lens 11 of the imaging module 10 can be exposed through at least one side opening 22 to acquire an image. The main gear 521 is located at the open bottom end 302 of the guiding cylinder 30. At least one upwardly extending upper connecting post 523 is provided on the upper surface of the main gear 521, which is slidably sleeved with the lower connecting post 25 of the lifting and rotating cylinder 20. The rotational movement of the main gear 521 is transmitted to the lifting and rotating cylinder 20 through the sleeved structure formed by the upper connecting post 523 and the lower connecting post 25, so as to drive the lifting and rotating cylinder 20 to rotate horizontally relative to the guiding cylinder 30. Along the guiding track of the circular guiding groove 32 through the elastic arm 40, the lifting and rotating cylinder 20 is displaced in the vertical direction between the open top end 301 and the open bottom end 302. In this embodiment, the number of the upper connecting posts 523 is two, corresponding to the corresponding number of the lower connecting posts 25 respectively, but not limited thereto. In other specific embodiments, the number of teeth of the main gear 521 and the transmission gear 522 is different, and the accuracy of the horizontal rotation corresponding to the rise and fall can be adjusted according to actual needs, and different rotational speeds can be set in combination with the motor 51. In other embodiments, the difference in the number of teeth is not limited to the number of teeth of the main gear 521 being greater than that of the transmission gear 522, or the number of teeth of the main gear 521 being less than that of the transmission gear 522. In other specific embodiments, according to actual design requirements, a gear set 52 composed of a plurality of main gears 521 and transmission gears 522 with different numbers of teeth can also be used in combination, but not limited thereto. In other specific embodiments, when the rotational accuracy of the gear set is (0.1°) and the rotational speed is (25° / sec), the horizontal rotation angle of the lifting and rotating cylinder 20 is about 100°, and the rise / fall distance is about 40 mm, but not limited thereto.

[0037] Refer to Figures 1 to 3 , and also refer to Figures 4 to 6As shown, it is used to illustrate the specific structure of the cyclic guiding groove 32. In this embodiment, the cyclic guiding groove 32 may include a starting and ending groove section 321, an inclined rising groove section 322, an upper horizontal adjustment groove section 323, and an inclined descending groove section 324, which together form a closed track in a continuously connected manner for the movable end 42 of the elastic arm 40 to move along it, enabling the lifting and rotating cylinder 20 to rotate horizontally relative to the guiding cylinder 30 in the horizontal direction, and the lifting and rotating cylinder 20 to rise or fall in the vertical direction corresponding to the guiding track of the cyclic guiding groove 32.

[0038] Refer to Figures 1 to 6 , and also cooperate with the reference to Figures 7 to 9 As shown, it is used to illustrate the actuation of the movable end 42 of the elastic arm 40 in the cyclic guiding groove 32 when the lifting and rotating cylinder 20 moves relative to the guiding cylinder 30 as follows:

[0039] As Figure 7 shown, the inclined rising groove section 322 is connected to the starting and ending groove section 321, and the upper horizontal adjustment groove section 323 is connected to the inclined rising groove section 322. When the imaging module 10 is to be turned on for imaging, when the main gear 521 of the driving component 50 drives the lifting and rotating cylinder 20 to rotate in the forward rotation direction R1 (such as the counterclockwise direction), by restricting the movable end 42 of the elastic arm 40 to move along the guiding track of the inclined rising groove section 322, the lifting and rotating cylinder 20 rises relative to the guiding cylinder 30. Among them, the included angle between the inclined rising groove section 322 and the starting and ending groove section 321 can be 120 - 140 degrees, preferably approaching 140 degrees, so that the movable end 42 of the elastic arm 40 can smoothly move along the inclined rising groove section 322, and the lifting and rotating cylinder 20 rises relative to the guiding cylinder 30 to the upper horizontal adjustment groove section 323.

[0040] As Figure 8 shown, after the movable end 42 of the elastic arm 40 continues to move along the guiding track of the cyclic guiding groove 32 of the guiding cylinder 30 to the upper horizontal adjustment groove section 323, the imaging module 10 can be completely exposed. At this time, the main gear 521 of the driving component 50 can be further controlled to drive the lifting and rotating cylinder 20 to rotate in the forward rotation direction R1 or the reverse rotation direction R2 (such as the clockwise direction), so that the movable end 42 of the elastic arm 40 adjusts the left - right angular position of the imaging module 10 along the guiding track within the range of the upper horizontal adjustment groove section 323.

[0041] As Figure 9 shown, the inclined descending groove section 324 is connected between the upper horizontal adjustment groove section 323 and the starting and ending groove section 321. Among them, the driving component 50 can set the reverse rotation direction R2 rotation stroke not to exceed the upper horizontal adjustment groove section 323 according to the rotation speed of the motor 51 and the accuracy of the gear set 52 (number of gears / gear interval), so that the imaging module 10 maintains the open and exposed state.

[0042] As described above, when it is desired to turn off the imaging function of the imaging module 10, the driving assembly 50 can be controlled to drive the lifting and rotating cylinder 20 to rotate, so that the movable end 42 of the elastic arm 40 continues to rotate in the reverse rotation direction R2 along the guiding track of the cyclic guiding groove 32 of the guiding cylinder 30 to the junction of the upper horizontal adjustment groove section 323 and the inclined descending groove section 324, where the included angle between the upper horizontal adjustment groove section 323 and the inclined descending groove section 324 is 60-80 degrees, preferably approaching 80 degrees, so that the movable end 42 of the elastic arm 40 can smoothly move along the inclined descending groove section 324, causing the lifting and rotating cylinder 20 to descend relative to the guiding cylinder 30.

[0043] Refer to Figures 4 - 6 and Figures 7 - 9 , in other specific embodiments of the present invention, there is a first step difference 33 at the junction of the inclined ascending groove section 322 and the upper horizontal adjustment groove section 323, and a second step difference 34 at the junction of the inclined descending groove section 324 and the start-stop groove section 321, where the first step difference 33 or the second step difference 34 can be a one-way guiding surface for one-way guiding. When the movable end 42 of the elastic arm 40 passes through the first step difference 33 to the upper horizontal adjustment groove section 323 along the guiding track of the cyclic guiding groove 32 of the guiding cylinder 30, due to the limiting effect of the first step difference 33, when the movable end 42 of the elastic arm 40 moves back to the junction of the inclined ascending groove section 322 and the upper horizontal adjustment groove section 323 in the forward rotation direction R1 or the reverse rotation direction R2, it will not descend to the start-stop groove section 321 via the inclined ascending groove section 322. In addition, due to the elastic effect of the elastic arm 40, when the movable end 42 of the elastic arm 40 passes from the inclined ascending groove section 322 through the first step difference 33 to the upper horizontal adjustment groove section 323, the movable end 42 of the elastic arm 40 can elastically move radially inward and then elastically move radially outward, so as to be able to elastically buffer and enter the upper horizontal adjustment groove section 323.

[0044] Next, when the movable end 42 of the elastic arm 40 continues to return to the start-stop groove section 321 along the guiding track in the cyclic guiding groove 32 of the guiding cylinder 30 through the second step difference 34, due to the limiting effect of the second step difference 34, the elastic arm 40 will not return reversely from the start-stop groove section 321 to the inclined descending groove section 324. In addition, due to the elastic effect of the elastic arm 40, when the movable end 42 of the elastic arm 40 passes from the inclined descending groove section 324 through the second step difference 34 to the start-stop groove section 321, the movable end 42 of the elastic arm 40 can elastically move radially inward and then elastically move radially outward, so as to be able to elastically buffer and enter the start-stop groove section 321.

[0045] The guiding track and the limiting structure in the cyclic guiding groove 32 can limit the driving assembly 50 to drive the lifting and rotating cylinder 20 to rotate relative to the guiding cylinder 30 only in one direction, so as to continuously complete the switching functions of the camera module 10 starting to rise (exposing), rotating left and right (adjusting the camera angle), and closing and descending (hiding).

[0046] [Embodiment 2]

[0047] Referring to Figure 10 As shown, an embodiment of the present invention provides an electronic device 60, which may be a video conferencing machine. In a specific embodiment, the electronic device 60 further includes a housing 61 for accommodating the aforementioned camera module lifting structure. The housing 61 has a lifting accommodation groove 62, so that the lifting and rotating cylinder 20 is lifted through the lifting accommodation groove 62, enabling the camera module 10 to be exposed to obtain an image.

[0048] [Advantages of the Embodiment]

[0049] One of the beneficial effects of the present invention is that the camera module lifting and rotating structure only needs to use a single set of driving components to drive the movement of the camera module, which can reduce the number of driving components used. Further, the camera module lifting and rotating structure provided by the present invention can drive the lifting and rotating cylinder to rotate horizontally through the driving component, and convert it into a vertical displacement through the cyclic guiding groove provided in the corresponding guiding cylinder. It only needs a single circulation direction to complete rising or descending, without using more than two sets of driving components or a clutch to switch different directions, thereby saving the configuration space and reducing the product volume.

[0050] The content disclosed above is only the preferred feasible embodiment of the present invention, and does not limit the patent scope of the present invention. Therefore, all equivalent technical changes made by using the content of the specification and drawings of the present invention are included in the patent scope of the present invention.

Claims

1. A camera module lifting and rotating structure, characterized in that: include: A camera module; A lifting and rotating cylinder, wherein the peripheral wall of the lifting and rotating cylinder is provided with at least one opening for exposing the camera module; A guide cylinder, the guide cylinder is sleeved on the lifting and rotating cylinder, and the peripheral wall of the guide cylinder is formed with at least one circulating guide groove; At least one elastic arm, wherein two ends of the at least one elastic arm are a fixed end and a movable end, the fixed end of the at least one elastic arm is fixedly connected to the lifting and rotating cylinder, and the movable end of the at least one elastic arm is slidably disposed in the at least one circulating guide groove; and A driving component is connected to the lifting and rotating cylinder to drive the lifting and rotating cylinder to rotate relative to the guide cylinder. At the same time, the movable end of the at least one elastic arm moves along the at least one circulating guide groove to make the lifting and rotating cylinder rise or fall relative to the guide cylinder.

2. The camera module lifting and rotating structure according to claim 1, characterized in that: The two axial ends of the lifting and rotating cylinder are respectively a closed end and an open end, and the lower surface of the closed end of the lifting and rotating cylinder is provided with at least one lower connecting column extending vertically downward; The fixed end of the at least one elastic arm is fixedly connected to the lower surface of the closed end of the lifting and rotating cylinder; The two ends of the guide tube are respectively an open top end and an open bottom end; and The driving assembly includes a motor and a gear set, the gear set is driven by the motor and includes a main gear, the main gear is located at the open bottom end of the guide cylinder, the upper surface of the main gear is provided with at least one upper connecting column extending vertically upward, the at least one upper connecting column and the at least one lower connecting column are slidably sleeved, so that the rotational movement of the main gear is transmitted to the lifting and rotating cylinder via the sleeve structure formed by the at least one upper connecting column and the at least one lower connecting column, so as to drive the lifting and rotating cylinder to rotate relative to the guide cylinder.

3. The camera module lifting and rotating structure according to claim 1, characterized in that: The movable end of the at least one elastic arm is integrally formed and extends into the at least one circulating guide groove, so that the movable end moves along the at least one circulating guide groove.

4. The camera module lifting and rotating structure according to claim 1, characterized in that: A latch is provided at the movable end of the at least one elastic arm, and the latch passes through the peripheral wall of the lifting and rotating cylinder and is movably accommodated in the at least one circulating guide groove, so that the latch moves along the at least one circulating guide groove.

5. The camera module lifting and rotating structure according to claim 1, characterized in that: The at least one circulating guide groove comprises: A stop groove section; An inclined ascending groove section, which is connected to the starting and ending groove sections, and the movable end of the at least one elastic arm moves along the inclined ascending groove section to make the lifting and rotating cylinder rise relative to the guide cylinder; an upper horizontal adjustment slot section connected to the inclined ascending slot section; and An inclined descending slot section is connected between the upper horizontal adjustment slot section and the starting and ending slot sections. The movable end of the at least one elastic arm moves along the inclined descending slot section to make the lifting and rotating cylinder descend relative to the guide cylinder.

6. The camera module lifting and rotating structure according to claim 5, characterized in that: A first step difference is formed at a junction between the inclined ascending slot section and the upper horizontal adjustment slot section.

7. The camera module lifting and rotating structure according to claim 6, characterized in that: A second step difference is formed at the junction of the inclined descending groove section and the starting and ending groove sections.

8. The camera module lifting and rotating structure according to claim 7, characterized in that: The included angle between the upper horizontal adjustment slot section and the inclined descending slot section is 60 to 80 degrees, and the included angle between the inclined ascending slot section and the starting and ending slot sections is 120 to 140 degrees.

9. The camera module lifting and rotating structure according to claim 6 or 7, characterized in that: The connecting part is a one-way guiding surface.

10. An electronic device comprising the camera module lifting and rotating structure according to any one of claims 1 to 9, characterized in that: It comprises a shell which accommodates the camera module lifting structure, and the shell has a lifting accommodating groove, so that the lifting rotating cylinder is lifted through the lifting accommodating groove to expose the camera module.