CN111147721B - Imaging device, electronic apparatus, and method for using electronic apparatus - Google Patents
Imaging device, electronic apparatus, and method for using electronic apparatus Download PDFInfo
- Publication number
- CN111147721B CN111147721B CN201911368301.9A CN201911368301A CN111147721B CN 111147721 B CN111147721 B CN 111147721B CN 201911368301 A CN201911368301 A CN 201911368301A CN 111147721 B CN111147721 B CN 111147721B
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- Prior art keywords
- lens module
- connecting rod
- rod
- sliding block
- slider
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/02—Bodies
- G03B17/12—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/57—Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/695—Control of camera direction for changing a field of view, e.g. pan, tilt or based on tracking of objects
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Studio Devices (AREA)
- Lens Barrels (AREA)
Abstract
The invention provides a camera device, electronic equipment and a using method of the electronic equipment, wherein the camera device comprises a lens module, a driving mechanism and a transmission mechanism, the driving mechanism comprises a driving shaft and a sliding block, the transmission mechanism comprises a first transmission component and a second transmission component, the first transmission component is used for driving the lens module to do linear motion, the second transmission component is used for driving the lens module to rotate, the first transmission component comprises a first elastic piece connected with the lens module and the sliding block, the second transmission component comprises a first connecting rod, a second connecting rod and a second elastic piece connected with the first connecting rod and the second connecting rod, and the first connecting rod can move towards or away from the second connecting rod along the axial direction of the first connecting rod. According to the camera device, when the lens module is extruded by external force, the lens module can extrude the first elastic piece and the second elastic piece and deform the first elastic piece and the second elastic piece, so that the lens module moves towards the sliding block, the risk that the lens module is damaged due to overlarge external pressure is reduced, and the service life of the camera device is prolonged.
Description
[ technical field ] A method for producing a semiconductor device
The present invention relates to the field of camera technologies, and in particular, to an image capturing apparatus, an electronic device using the image capturing apparatus, and a method for using the electronic device.
[ background of the invention ]
With the advent of the internet era, the number of intelligent electronic products has been increasing, and the functions of the intelligent electronic products are rich and diverse, and are deeply favored by users, one of which is a shooting function, so that the camera device for shooting is widely applied to the intelligent electronic products.
At present, a full-screen electronic product is a mainstream product, the full-screen is one of various machine type selling points, the traditional lens installation adopts a hole digging installation mode, the use of the full-screen is influenced, in order to solve the problem, manufacturers begin to adopt pop-up lenses, the pop-up lenses are more attractive in structure, and the real full-screen can be realized. However, in the lifting process of the existing pop-up lens, when the existing pop-up lens encounters an obstacle or excessive pressure, the pop-up lens is possibly damaged, and the service life is shortened.
There is a need for an image pickup apparatus that overcomes the above problems.
[ summary of the invention ]
The present invention provides a camera device, which solves the problem that the existing pop-up lens is easily damaged when being pressed too much in the lifting process.
One of the purposes of the invention is realized by adopting the following technical scheme:
a camera device comprises a lens module, a driving mechanism and a transmission mechanism, wherein the driving mechanism comprises a driving shaft and a sliding block which is sleeved on the driving shaft and can move along the axial direction of the driving shaft, the transmission mechanism comprises a first transmission component and a second transmission component, the first transmission component is used for driving the lens module to do linear motion, the second transmission component is used for driving the lens module to rotate, the first transmission component comprises a first elastic piece which is connected with the lens module and the sliding block, the second transmission component comprises a first connecting rod which is connected with the lens module, a second connecting rod which is used for being in threaded fit with the sliding block, and a second elastic piece which is connected with the first connecting rod and the second connecting rod, the first connecting rod can move towards or away from the second connecting rod along the axial direction of the first connecting rod, when the lens module is extruded by external force towards the sliding block, the lens module extrudes the first elastic piece and the second elastic piece and enables the first elastic piece and the second elastic piece to deform, and the lens module moves towards the sliding block.
As an improvement of this embodiment, the second transmission assembly further includes a first protruding ring and a second protruding ring, the first protruding ring is sleeved outside the first connecting rod, the second protruding ring is sleeved outside the second connecting rod, and two ends of the second elastic member respectively abut against the first protruding ring and the second protruding ring.
As an improvement of this embodiment, the first connecting rod includes a first rod body connected to the lens module and a protruding limiting protrusion disposed outside the first rod body, the first rod body is disposed in the first protruding collar, the second connecting rod faces the concave jack disposed at one end of the first connecting rod, and a limiting groove for the insertion of the limiting protrusion is disposed on an inner wall of the jack.
As an improvement of this embodiment, the first connecting rod further includes a stopping portion protruding out of the first rod body to limit the first convex ring, and the first convex ring is disposed on a side of the stopping portion away from the lens module.
As an improvement mode of this embodiment, the second connecting rod includes the grafting section that is equipped with the jack, be used for with slider thread fit's screw thread section, and be located grafting section with between the screw thread section is in order to form spacing section to the second bulge loop, the second bulge loop cover is located the grafting section.
As an improvement mode of this embodiment, the second transmission assembly still includes the connecting piece, the connecting piece including connect in the grafting section is kept away from the annular curb plate of spacing section one end and is located the annular curb plate is kept away from the baffle of spacing section one end, the baffle is followed the annular curb plate orientation the center pin of jack extends in order to stop spacing protruding formation.
As an improvement of this embodiment, the first transmission assembly further includes a supporting seat and a supporting rod, the supporting seat is located on one side of the lens module facing the slider, the supporting rod is disposed at an interval on one side of the driving shaft away from the first connecting rod, the supporting rod and the first connecting rod are connected to the supporting seat, and the first elastic member is sleeved outside the supporting rod and located between the supporting seat and the slider.
As an improvement of this embodiment, the supporting seat includes a main body portion and limiting extending portions located at two opposite sides of the main body portion and extending outward.
As an improvement of this embodiment, the first transmission assembly further includes a sleeve, the support rod includes a second rod body and a boss, the second rod body is connected to the support seat, the boss is connected to the other end of the second rod body, the sleeve is slidably sleeved on the second rod body, and the first elastic member is sleeved on the second rod body and passes through the sleeve and the slider.
As an improvement of this embodiment, the second transmission assembly further includes a first gear installed on the support seat and fixedly connected to the first connecting rod, and a second gear installed on the support seat and engaged with the first gear, a first limiting portion for preventing the second gear from rotating relative to the lens module is disposed at an end of the second gear close to the lens module, and a second limiting portion matched with the first limiting portion is correspondingly disposed on the lens module.
As an improvement of this embodiment, the imaging device further includes a support and a guide rod, the support includes a substrate, a first side plate protruding on one side of the substrate, and a second side plate protruding on the other side of the substrate and opposite to the first side plate at an interval, the lens module is located on one side of the second side plate away from the first side plate, the slider is located between the first side plate and the second side plate, and the guide rod movably passes through the slider and two ends of the slider are fixed to the first side plate and the second side plate respectively.
As a modification of this embodiment, the driving mechanism further includes a motor fixed relative to the bracket, and the motor is connected to one end of the driving shaft to drive the driving shaft to rotate.
The invention also provides electronic equipment which comprises a back shell and the camera device, wherein the back shell comprises a back plate and an annular frame body arranged at the edge of the back plate in a surrounding manner, the back plate and the annular frame body surround to form an accommodating cavity, the camera device is arranged in the accommodating cavity, the annular frame body is provided with a through hole communicated with the accommodating cavity in a penetrating manner, and the through hole and the lens module are arranged in a manner of facing to each other so that the lens module can extend into or extend out of the accommodating cavity.
The third objective of the present invention is to provide a method for using an electronic device, wherein the first transmission assembly further includes a supporting base, and the supporting base includes a main body and limiting extensions located on two opposite sides of the main body and extending outward; the use method of the electronic equipment comprises the following steps:
the electronic equipment receives a first control instruction and sends a first execution instruction to the driving mechanism;
the driving mechanism receives the first execution instruction and drives the driving shaft to rotate, the sliding block is driven by the driving shaft to move towards the lens module to do linear motion, the sliding block pushes the supporting seat to do linear motion through the first elastic piece, the supporting seat drives the lens module to move and pushes the lens module out of the accommodating cavity through the through hole until the limiting extension part is abutted to the annular frame body.
As an improvement, after the lens module moves out of the accommodating cavity, when the lens module is pressed by an external force toward the slider, the lens module presses the first elastic member and the second elastic member toward the slider and deforms the first elastic member and the second elastic member, so that the lens module moves toward the slider.
As an improvement, after the limiting extending portion abuts against the annular frame, the sliding block is driven by the driving shaft to continue to move linearly toward the lens module and compress the first elastic member, so that the sliding block is in threaded engagement with the second connecting rod and drives the second connecting rod to rotate, and the second connecting rod drives the lens module to rotate through the first connecting rod.
As an improvement, the electronic device receives a second control instruction and sends a second execution instruction to the driving mechanism;
the driving mechanism receives the second execution instruction and drives the driving shaft to rotate reversely, the sliding block moves linearly towards the direction away from the lens module under the action of the driving shaft and the compressed first elastic piece, one end of the first elastic piece moves together with the sliding block, the other end of the first elastic piece presses the supporting seat to the annular frame body, the sliding block drives the second connecting rod to rotate reversely, and the second connecting rod drives the lens module to rotate reversely through the first connecting rod until the second connecting rod is disengaged from the sliding block in a threaded manner.
As an improvement, the slide block is driven by the driving shaft to continue to move linearly in a direction away from the lens module, and the slide block drives the lens module to move linearly together through the first transmission assembly until the lens module retracts to an initial position in the accommodating cavity through the through opening.
Compared with the prior art, the embodiment of the invention has the advantages that the transmission mechanism comprises the first transmission assembly and the second transmission assembly, the first transmission assembly comprises the first elastic piece, the second transmission assembly comprises the first connecting rod, the second connecting rod and the second elastic piece, when the lens module is extruded by external force, the lens module can extrude the first elastic piece and the second elastic piece and deform the first elastic piece and the second elastic piece, so that the lens module moves towards the sliding block, the risk that the lens module is damaged due to overlarge external pressure is reduced, and the service life of the camera device is prolonged.
[ description of the drawings ]
Fig. 1 is a partially exploded schematic view of an electronic device according to an embodiment of the invention;
fig. 2 is a schematic structural diagram of the image pickup apparatus shown in fig. 1;
FIG. 3 is a partially exploded schematic view of the imaging device shown in FIG. 2;
FIG. 4 is an exploded view of the first connecting rod, the second connecting rod and the connecting member shown in FIG. 3;
FIG. 5 is an exploded view of the slider shown in FIG. 3;
FIG. 6 is an exploded view of the lens module, the gear set and the supporting base shown in FIG. 3;
FIG. 7 is a schematic view of the support rod and sleeve assembly shown in FIG. 3;
FIG. 8 is a schematic structural view of the bracket shown in FIG. 3;
fig. 9 is a schematic structural diagram of an electronic device according to an embodiment of the invention, where a lens module is in an initial state;
fig. 10 is a schematic structural diagram of an electronic device according to an embodiment of the invention, in which a lens module is in a push-out state;
fig. 11 is a schematic structural diagram of an electronic device according to an embodiment of the invention, in which a lens module is in a rotating state;
fig. 12 is a schematic structural diagram of an electronic device according to an embodiment of the present invention, in which a lens module is in a rear-view state;
fig. 13 is a schematic structural diagram of an electronic device according to an embodiment of the present invention, where the lens module is in a forward-looking state.
Reference numerals: 1. an electronic device; 100. a camera device; 200. a back shell; 201. a back plate; 202. an annular frame body; 203. an accommodating cavity; 204. a port; 10. a lens module; 20. a transmission mechanism; 30. a drive mechanism; 31. a motor; 32. a drive shaft; 33. a slider; 34. a reduction gearbox; 21. a first transmission assembly; 23. a second transmission assembly; 211. a first elastic member; 231. a first connecting rod; 232. a second connecting rod; 233. a second elastic member; 234. a first convex ring; 235. a second convex ring; 236. a first rod body; 237. a limiting bulge; 238. a jack; 239. a limiting groove; 240. a stopper portion; 241. a plug section; 242. a threaded segment; 243. a limiting section; 244. a connecting member; 245. an annular side plate; 246. a baffle plate; 331. a slider body; 332. a first nut; 333. a second nut; 334. a first through hole; 335. a second through hole; 336. a recess; 337. a first threaded hole; 338. a second threaded hole; 212. a supporting seat; 213. a support bar; 214. a main body portion; 215. limiting the extension part; 216. a sleeve; 217. a second rod body; 218. a boss; 219. an annular groove; 247. a first gear; 248. a second gear; 249. a first limiting part; 11. a second limiting part; 12. a housing; 13. a camera; 14. a wiring pipe; 40. a support; 50. a guide bar; 41. a substrate; 42. a first side plate; 43. a second side plate.
[ detailed description ] embodiments
The invention is further described with reference to the following figures and embodiments.
It should be noted that all directional indicators (such as upper, lower, left, right, front, back, inner, outer, top, bottom … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components in a specific posture (as shown in the figure), and if the specific posture is changed, the directional indicator is changed accordingly.
It will also be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Referring to fig. 1-3, an electronic apparatus 1 according to an embodiment of the present invention includes an image capturing device 100 and a back shell 200, where the back shell 200 includes a back plate 201 and an annular frame 202, the annular frame 202 is disposed around an edge of the back plate 201 to form a receiving cavity 203, the image capturing device 100 is installed in the receiving cavity 203, the annular frame 202 has a through hole 204 formed therethrough and communicating with the receiving cavity 203, the image capturing device 100 includes a lens module 10, a driving mechanism 30 and a transmission mechanism 20, the transmission mechanism 20 connects the lens module 10 and the driving mechanism 30, the driving mechanism 30 is used for providing a driving force to the transmission mechanism 20, the transmission mechanism 20 drives the lens module 10 to move linearly and rotate under the driving force, the through hole 204 is opposite to the lens module 10, the contour of the through opening 204 is larger than the contour of the lens module 10, so that the lens module 10 can extend into or out of the accommodating cavity 203 through the through opening 204.
Preferably, the electronic device 1 is a smartphone in the present embodiment, but may also be a tablet computer or a camera.
The driving mechanism 30 includes a motor 31, a driving shaft 32 with one end connected to the motor 31, and a sliding block 33 sleeved outside the driving shaft 32, it can be understood that the output shaft of the motor 31 and the driving shaft 32 can be integrally formed, or can be assembled together after being separately formed, so that the driving shaft 32 can rotate together with the output shaft of the motor 31, the driving shaft 32 of the sliding block 33 is in threaded fit, and after the driving shaft 32 is driven to rotate by the motor 31, the sliding block 33 can move linearly along the axial direction of the driving shaft 32 under the action of the driving shaft 32.
Preferably, the driving mechanism 30 further includes a reduction box 34 connected between the motor 31 and the driving shaft 32, and the reduction box 34 can perform speed reduction and torque increase processing on the rotation output of the motor 31, so as to obtain larger torque for the driving shaft 32.
The transmission mechanism 20 includes a first transmission component 21 and a second transmission component 23, the first transmission component 21 is used for driving the lens module 10 to make a linear motion, the second transmission component 23 is used for driving the lens module 10 to rotate, the first transmission component 21 includes a first elastic component 211 connecting the lens module 10 and the slider 33, when the slider 33 makes a linear motion towards the lens module 10 along the axial direction of the driving shaft 32, the slider 33 will press the first elastic component 211, so that the first elastic component 211 has enough elasticity to push the lens module 10 out of the accommodating cavity 203.
Preferably, in this embodiment, the first elastic member 211 is a pre-compressed spring, and the first elastic member 211 is set to be a pre-compressed spring, so that the first elastic member 211 has a certain elastic force acting on the lens module 10 at the beginning, thereby facilitating the slider 33 to push the lens module 10 to move linearly. It is understood that the first elastic member 211 is not limited to a spring in a pre-compressed state, but may be a spring plate, an elastic column, or an uncompressed spring.
The second transmission assembly 23 includes a first connection rod 231, a second connection rod 232 and a second elastic member 233, the first connection rod 231 is connected to the lens module 10, the second connection rod 232 is used for being in threaded fit with the slider 33, the second elastic member 233 is preferably a spring and is connected to the first connection rod 231 and the second connection rod 232, after the second connection rod 232 is in threaded fit with the slider 33, the second connection rod 232 will rotate under the driving of the slider 33 and drive the first connection rod 231 to rotate together, thereby driving the lens module 10 to rotate.
Through setting up first drive assembly 21 and second drive assembly 23, make lens module 10 have flexible and rotatory function, when the user need use electronic equipment 1's shooting function, do not need user's manual rotation electronic equipment 1, can shoot the picture of different angles, convenience of customers uses, has promoted user's operation experience. Moreover, because the first elastic element 211 and the second elastic element 233 are arranged between the lens module 10 and the slider 33, when the lens module 10 is located outside the accommodating cavity 203, after the lens module 10 is squeezed by an external force towards the slider 33, the external force is transmitted to the first elastic element 211 and the second elastic element 233 through the lens module 10, and the first elastic element 211 and the second elastic element 233 are deformed, so that a part of energy of the external force is converted into elastic potential energy of the first elastic element 211 and the second elastic element 233, thereby reducing the risk that the image pickup device 100 is damaged due to the overlarge pressure on the lens module 10, prolonging the service life of the image pickup device 100, and improving the reliability of the electronic device 1.
Preferably, when the camera device 100 of the present embodiment is used with a sensor, the motor 31 may be rotated reversely to retract the lens module 10 into the receiving cavity 203. For example, magnetic steel may be installed on the lens module 10, a hall sensor may be installed on the motor 31, when the lens module 10 is pressed by an external force, the first elastic member 211 and the second elastic member 233 are pressed to move toward the slider 33, and the magnetic steel is driven to move relative to the hall sensor, so that a magnetic field generated by the magnetic steel at the hall sensor changes, and the hall sensor detects the change of the magnetic field to provide information for the reverse rotation of the motor 31, so as to retract the lens module 10 into the accommodating cavity 203, thereby reducing the risk of damage to the lens module 10. It should be understood that the installation positions of the magnetic steel and the hall sensor are not limited to the lens module 10 and the motor 31, as long as the lens module 10 can generate relative movement between the magnetic steel and the hall sensor when the lens module is pressed to move.
It should be understood that the image capturing apparatus 100 can capture images at different angles, and the image capturing apparatus can stop rotating the lens module 10 after rotating the lens module by a specific angle and then capture images at the specific angle, or capture images while rotating the lens module, that is, form a circular image.
Referring to fig. 3, as an improvement of the present embodiment, the second transmission assembly 23 further includes a first protruding ring 234 and a second protruding ring 235, the first protruding ring 234 is sleeved outside the first connecting rod 231, the second protruding ring 235 is sleeved outside the second connecting rod 232, and two ends of the second elastic member 233 respectively abut against the first protruding ring 234 and the second protruding ring 235.
Preferably, first and second collars 234, 235 are ball bearings.
Preferably, the second elastic member 233 is a spring, and the spring is elastically compressed between the first and second convex rings 234 and 235. It is understood that the second elastic member 233 may also be a spring plate, or an elastic column, or a spring in an uncompressed state.
Referring to fig. 4, as an improvement of the present embodiment, the first connecting rod 231 includes a first rod 236 connected to the lens module 10 and a limiting protrusion 237 protruding out of the first rod 236, the first protruding ring 234 is sleeved outside the first rod 236, an insertion hole 238 is concavely disposed at one end of the second connecting rod 232 facing the first connecting rod 231, and a limiting groove 239 for inserting the limiting protrusion 237 is disposed on an inner wall of the insertion hole 238.
Through set up jack 238 on second connecting rod 232, set up spacing groove 239 in the jack 238, spacing groove 239 extends along the axial of jack 238, that is, form the splined hole on second connecting rod 232, set up spacing arch 237 on the first body of rod 236, that is, form the splined shaft on first connecting rod 231, this spacing groove 239 is higher than the height of spacing arch 237 in the axial, when first connecting rod 231 inserts second connecting rod 232, spacing arch 237 will insert in the spacing groove 239, thereby form the spacing in radial to first connecting rod 231, do not influence its motion in the axial, make second connecting rod 232 can drive first connecting rod 231 and rotate together when rotating.
Preferably, in this embodiment, six limiting protrusions 237 and six limiting grooves 239 are spaced at intervals and are uniformly distributed along the circumferential direction of the first rod 236 and the circumferential direction of the insertion hole 238, respectively. It is understood that the number of the position-restricting protrusion 237 and the position-restricting groove 239 may be one, two or other numbers.
Referring to fig. 3 and fig. 4, as an improved manner of the present embodiment, the first connecting rod 231 further includes a stopping portion 240 protruding out of the first rod 236 to limit the first convex ring 234, and the first convex ring 234 is located at a side of the stopping portion 240 away from the lens module 10.
By providing the stopping portion 240 on the first rod 236 between the lens module 10 and the first collar 234, when the first connecting rod 231 moves towards the second connecting rod 232 until the stopping portion 240 abuts against the first collar 234, the stopping portion 240 will push the first collar 234 to move towards the second collar 235, thereby compressing the second elastic member 233.
Preferably, in this embodiment, the first rod 236, the limiting protrusion 237 and the stopping portion 240 are integrally formed, so as to ensure the overall strength of the first connecting rod 231. Of course, the first rod 236, the limiting protrusion 237 and the stopping portion 240 may be assembled and formed separately.
As a modification of this embodiment, the second connecting rod 232 includes an insertion section 241 having the insertion hole 238, a threaded section 242 for being threadedly engaged with the sliding block 33, and a limiting section 243 located between the insertion section 241 and the threaded section 242, and the second protruding ring 235 and the connecting member 244 are both mounted on the insertion section 241.
The diameter of the limiting section 243 is greater than the diameters of the inserting section 241 and the threaded section 242, when the second convex ring 235 is sleeved on the inserting section 241, the second convex ring will abut against the limiting section 243 under the action of self gravity and the second elastic piece 233, and when the first convex ring 234 moves towards the second convex ring 235 and compresses the second elastic piece 233, the limiting section 243 can prevent the second convex ring 235 from moving along with the first convex ring 234, so that the second elastic piece 233 deforms.
Referring to fig. 3 and 5, in the present embodiment, preferably, the sliding block 33 includes a sliding block main body 331, a first nut 332 and a second nut 333, the sliding block main body 331 is provided with a first through hole 334 and a second through hole 335 at an interval, the first nut 332 is installed in the first through hole 334, the second nut 333 is installed in the second through hole 335, the first nut 332 is provided with a first threaded hole 337 for being in threaded engagement with the driving shaft 32, the second nut 333 is provided with a second threaded hole 338 for being in threaded engagement with the threaded section 242, when the image capturing apparatus 100 is in the initial state, the threaded section 242 is not threadedly engaged with the second threaded hole 338, and only after the lens module 10 is pushed out to a predetermined position, the threaded section 242 is engaged with the second threaded hole 338, so that the linear motion and the rotational motion of the lens module 10 are separated, and the problem that the lens module 10 is lifted during the rotation process to affect the shooting quality is avoided.
It can be understood that, when the camera device 100 is in the initial state, the threaded section 242 is not in threaded engagement with the second threaded hole 338, there may be a gap between the threaded section 242 and the second nut 333, that is, the threaded section 242 is not inserted into the second threaded hole 338, or the threaded section 242 is initially inserted into the second threaded hole 338, but the second threaded hole 338 is only provided with threads in the middle or lower portion thereof for engagement with the threaded section 242.
Referring to fig. 4, as an improvement of the present embodiment, the second transmission assembly 23 further includes a connecting member 244, the connecting member 244 includes an annular side plate 245 connected to one end of the inserting section 241 away from the limiting section 243 and a baffle 246 disposed at one end of the annular side plate 245 away from the limiting section 243, and the baffle 246 extends from the annular side plate 245 toward the central axis of the inserting hole 238 to block the limiting protrusion 237.
In this embodiment, the annular side plate 245 is in threaded connection with the second connecting rod 232, the baffle 246 extends from one end of the annular side plate 245 far away from the sliding block 33 toward the central axis of the insertion hole 238, and when the first connecting rod 231 moves in the direction far away from the second connecting rod 232, the limiting protrusion 237 is blocked by the baffle 246, so that the first connecting rod 231 cannot move relative to the second connecting rod 232, thereby driving the second connecting rod 232 to move together.
Referring to fig. 1 and fig. 3, as an improvement of the present embodiment, the first transmission assembly 21 includes a supporting base 212 and a supporting rod 213, the supporting base 212 is located on a side of the lens module 10 facing the slider 33, the supporting rod 213 is disposed at an interval on a side of the driving shaft 32 away from the first connecting rod 231, the supporting rod 213 and the first connecting rod 231 are both connected to the supporting base 212, and the first elastic element 211 is sleeved outside the supporting rod 213 and located between the supporting base 212 and the slider 33.
As a modification of this embodiment, the supporting seat 212 includes a main body portion 214 and limiting extensions 215 located on two opposite sides of the main body portion 214 and extending outward.
By providing the limiting extension part 215, when the limiting extension part 215 moves to the annular frame 202, the supporting seat 212 is blocked by the annular frame 202, so as to stop the linear motion, that is, the lens module 10 and the supporting rod 213 stop the linear motion, and when the sliding block 33 continues to move linearly toward the lens module 10, the sliding block 33 compresses the first elastic member 211, and the sliding block 33 moves relative to the supporting rod 213, so that the sliding block 33 and the second connecting rod 232 form a threaded fit, and further the lens module 10 is driven to rotate.
It is understood that the limit formed by the limit extension 215 is not limited to the annular frame 202, for example, it is also possible to provide a stop between the supporting seat 212 and the lens module 10, and when the limit extension 215 moves to the stop, the supporting seat 212 is also stopped to stop the linear movement.
Referring to fig. 3 and fig. 7, as an improvement of the present embodiment, the first transmission assembly 21 further includes a sleeve 216, the supporting rod 213 includes a second rod 217 having one end connected to the supporting base 212 and a boss 218 located at the other end of the second rod 217, the sleeve 216 is sleeved outside the second rod 217 and slidably connected to the second rod 217, and the first elastic element 211 is sleeved outside the second rod 217 and connected to the sliding block 33 through the sleeve 216.
By arranging the sleeve 216 to include the second rod 217 and the boss 218, the sleeve 216 is slidably connected with the second rod 217, two ends of the first elastic member 211 are respectively connected with the support base 212 and the sleeve 216, when the slider 33 moves towards the lens module 10, the slider 33 drives the sleeve 216 to move together, the sleeve 216 pushes the support base 212 and the support rod 213 to move through the first elastic member 211, and finally the lens module 10 is pushed to make a linear motion; when the sliding block 33 moves in a direction away from the lens module 10, the sliding block 33 drives the sleeve 216 to move together, and when the sleeve 216 moves to abut against the boss 218, the sleeve 216 can not move relative to the supporting rod 213 any more, so as to drive the supporting rod 213 to move, and the supporting rod 213 drives the supporting seat 212 to move, and finally drives the lens module 10 to move together.
Preferably, in this embodiment, the outer side wall of the sleeve 216 is concavely provided with an annular groove 219, and the annular groove 219 is located at the middle part of the sleeve 216, so that the sleeve 216 will form a stop ring at the top and the bottom, and the sliding block 33 is provided with a notch 336, and the notch 336 is clamped in the annular groove 219, so that the sliding block 33 can drive the sleeve 216 to move together.
Referring to fig. 3 and fig. 6, as an improvement of the present embodiment, the second transmission assembly 23 further includes a first gear 247 and a second gear 248 mounted on the supporting base 212, the first gear 247 is fixed to an end of the first connecting rod 231 away from the sliding block 33, the second gear 248 is engaged with the first gear 247, a first limiting portion 249 for preventing the second gear 248 from rotating relative to the lens module 10 is disposed at an end of the second gear 248 close to the lens module 10, and the lens module 10 is disposed with a second limiting portion 11 engaged with the first limiting portion 249.
In this embodiment, the lens module 10 includes a housing 12, two cameras 13 disposed in the housing 12, and two routing tubes 14 communicating the inside of the housing 12 with the accommodating cavity 203, where the cameras 13 are preferably disposed on two sides of the inside of the housing 12, one end of the routing tube 14 is fixedly connected to the housing 12, and the other end passes through the housing 12 and the supporting seat 212, the second gear 248 is sleeved outside the routing tube 14, and one end of the second gear 248 extends into the housing 12, a first limiting portion 249 is disposed at a contact portion between the second gear and the housing 12, a second limiting portion 11 is disposed on the housing 12 in an alignment manner, and the second gear 248 automatically drives the lens module 10 to move when rotating through cooperation between the first limiting portion 249 and the second limiting portion 11.
Preferably, in this embodiment, the first limiting portion 249 and the second limiting portion 11 are both preferably two, and the first limiting portion 249 and the second limiting portion 11 are both limiting planes, so that the plane structure is simple, and the production difficulty is reduced.
Referring to fig. 2 and 8, as an improvement of the present embodiment, the image capturing apparatus 100 further includes a bracket 40 and a guiding rod 50, the bracket 40 includes a base plate 41, a first side plate 42 protruding from one side of the base plate 41, and a second side plate 43 protruding from the other side of the base plate 41 and spaced from the first side plate 42, the second side plate 43 is located at a side of the first side plate 42 away from the lens module 10, the sliding block 33 is located between the first side plate 42 and the second side plate 43, and the guiding rod 50 can movably pass through the sliding block 33, and two ends of the guiding rod are respectively fixed to the first side plate 42 and the second side plate 43.
By arranging the guide rod 50 between the first side plate 42 and the second side plate 43, the guide rod 50 is located between the driving shaft 32 and the supporting rod 213, and the guide rod 50 movably passes through the sliding block 33, when the sliding block 33 moves, the guide rod 50 can guide the sliding block 33 to move along the axial direction thereof, so that the sliding block 33 operates more stably, that is, the lens module 10 operates more stably.
Referring to fig. 3, 4 and 9-13, the process of pushing out, rotating, reversing and retracting the lens module 10 will be described in detail.
The electronic device 1 receives the first control instruction and sends a first execution instruction to the driving mechanism 30;
the motor 31 receives the first execution instruction and drives the driving shaft 32 to rotate, because the sliding block 33 is in threaded fit with the driving shaft 32, the sliding block 33 moves linearly toward the lens module 10 along the axial direction of the driving shaft 32, the sliding block 33 drives the sleeve 216 to move together, the sleeve 216 drives the supporting seat 212 and the supporting rod 213 to move together through the first elastic member 211, the supporting seat 212 pushes the lens module 10 to move linearly through the second gear 248, and simultaneously drives the first connecting rod 231 to move together, the first connecting rod 231 drives the second connecting rod 232 to move through the fit of the limiting protrusion 237 and the connecting member 244, so that the lens module 10 is pushed out from the accommodating cavity 203 until the supporting seat 212 abuts against the annular frame 202, and the supporting seat 212 and the lens module 10 stop moving linearly.
After the supporting base 212 abuts against the annular frame 202, the motor 31 continues to operate, the slider 33 continues to move linearly toward the lens module 10, at this time, the supporting base 212 already abuts against the annular frame 202, therefore, the supporting base 212 can not move any more, that is, the lens module 10 can not move linearly any more, the sliding block 33 drives the sleeve 216 to move, the sleeve 216 presses the first elastic element 211 and deforms the first elastic element 211, the first elastic element 211 presses the supporting base 212 against the annular frame 202, meanwhile, the second connecting rod 232 and the sliding block 33 form a threaded fit, the second connecting rod 232 starts to rotate under the driving of the sliding block 33, the second connecting rod 232 drives the first connecting rod 231 to rotate through the fit of the limiting groove 239 and the limiting protrusion 237, the first connecting rod 231 drives the second gear 248 to rotate through the first gear 247, and the second gear 248 drives the lens module 10 to rotate through the fit of the first limiting portion 249 and the second limiting portion 11.
The electronic device 1 receives the second control instruction and sends a second execution instruction to the driving mechanism 30;
the motor 31 receives the second execution instruction and drives the driving shaft 32 to rotate reversely, the sliding block 33 moves linearly in a direction away from the lens module 10 under the action of the driving shaft 32 and the compressed first elastic member 211, the sliding block 33 drives the sleeve 216 to move together, one end of the first elastic member 211 moves along with the sleeve 216, the other end still presses the supporting seat 212 against the annular frame 202, so that the lens module 10 cannot move linearly, the second connecting rod 232 rotates reversely under the driving of the sliding block 33 and drives the first connecting rod 231 to rotate reversely through the matching of the limiting groove 239 and the limiting protrusion 237, the first connecting rod 231 drives the second gear 248 to rotate reversely through the first gear 247, and the second gear 248 drives the lens module 10 to rotate reversely through the matching of the first limiting portion 249 and the second limiting portion 11 until the second connecting rod 232 is disengaged from the sliding block 33.
The motor 31 continues to drive the driving shaft 32 to rotate reversely, the sliding block 33 continues to move linearly in a direction away from the lens module 10 under the driving of the driving shaft 32, and simultaneously drives the sleeve 216 to move together, when the sleeve 216 moves to abut against the boss 218, the sleeve 216 can not move relative to the supporting rod 213, so that the supporting rod 213 is driven by the boss 218 to move together, the supporting rod 213 drives the supporting seat 212 to move, and the supporting seat 212 drives the second transmission assembly 23 and the lens module 10 to move linearly together until the lens module 10 is retracted to the initial position in the accommodating cavity 203.
While the foregoing is directed to embodiments of the present invention, it will be understood by those skilled in the art that various changes may be made without departing from the spirit and scope of the invention.
Claims (18)
1. A camera device is characterized by comprising a lens module, a driving mechanism and a transmission mechanism, wherein the driving mechanism comprises a driving shaft and a sliding block which is sleeved on the driving shaft and can move along the axial direction of the driving shaft, the transmission mechanism comprises a first transmission component and a second transmission component, the first transmission component is used for driving the lens module to do linear motion, the second transmission component is used for driving the lens module to rotate, the first transmission component comprises a first elastic piece which is used for connecting the lens module and the sliding block, the second transmission component comprises a first connecting rod which is connected with the lens module, a second connecting rod which is used for being in threaded fit with the sliding block, and a second elastic piece which is used for connecting the first connecting rod and the second connecting rod, the first connecting rod can move towards or away from the second connecting rod along the axial direction of the first connecting rod, when the lens module is extruded by external force towards the sliding block, the lens module extrudes the first elastic piece and the second elastic piece and enables the first elastic piece and the second elastic piece to deform, and the lens module moves towards the sliding block.
2. The camera device according to claim 1, wherein the second transmission assembly further includes a first protruding ring and a second protruding ring, the first protruding ring is sleeved outside the first connecting rod, the second protruding ring is sleeved outside the second connecting rod, and two ends of the second elastic member respectively abut against the first protruding ring and the second protruding ring.
3. The camera device according to claim 2, wherein the first connecting rod includes a first rod connected to the lens module and a limiting protrusion protruding from the first rod, the first protruding collar is sleeved on the first rod, an end of the second connecting rod facing the first connecting rod is concavely provided with a receptacle, and an inner wall of the receptacle is provided with a limiting groove for inserting the limiting protrusion.
4. The camera device according to claim 3, wherein the first connecting rod further comprises a stopper portion protruding out of the first rod body to limit the first protruding ring, and the first protruding ring is disposed on a side of the stopper portion away from the lens module.
5. The camera device according to claim 4, wherein the second connecting rod includes an insertion section provided with the insertion hole, a threaded section for threaded engagement with the slider, and a limiting section located between the insertion section and the threaded section to limit the second collar, and the second collar is fitted to the insertion section.
6. The camera device according to claim 5, wherein the second transmission assembly further comprises a connecting member, the connecting member includes an annular side plate connected to an end of the insertion section away from the limiting section and a baffle plate disposed at an end of the annular side plate away from the limiting section, and the baffle plate extends from the annular side plate toward a central axis of the insertion hole to block the limiting protrusion.
7. The camera device as claimed in claim 1, wherein the first transmission assembly further includes a supporting base and a supporting rod, the supporting base is located on a side of the lens module facing the slider, the supporting rod is spaced apart from a side of the driving shaft facing away from the first connecting rod, the supporting rod and the first connecting rod are both connected to the supporting base, and the first elastic member is sleeved outside the supporting rod and located between the supporting base and the slider.
8. The camera device of claim 7, wherein the support base includes a main body portion and outwardly extending limiting extensions on opposite sides of the main body portion.
9. The camera device according to claim 7, wherein the first transmission assembly further includes a sleeve, the support rod includes a second rod connected to the support base at one end and a boss connected to the other end of the second rod, the sleeve is slidably sleeved outside the second rod, and the first elastic member is sleeved outside the second rod and connected to the slider through the sleeve.
10. The camera device according to claim 7, wherein the second transmission assembly further includes a first gear mounted on the support base and fixedly connected to the first connecting rod, and a second gear mounted on the support base and engaged with the first gear, a first position-limiting portion for preventing the second gear from rotating relative to the lens module is disposed at an end of the second gear close to the lens module, and a second position-limiting portion corresponding to the first position-limiting portion is disposed on the lens module.
11. The image capturing apparatus according to claim 1, further comprising a bracket and a guide rod, wherein the bracket includes a base plate, a first side plate protruding from one side of the base plate, and a second side plate protruding from the other side of the base plate and spaced from and opposing to the first side plate, the lens module is located on a side of the first side plate away from the second side plate, the slider is located between the first side plate and the second side plate, and the guide rod movably passes through the slider and has two ends fixed to the first side plate and the second side plate, respectively.
12. The imaging apparatus of claim 11, wherein the drive mechanism further comprises a motor fixed relative to the frame, the motor coupled to one end of the drive shaft to rotate the drive shaft.
13. An electronic device, comprising a back shell and the camera device according to any one of claims 1 to 12, wherein the back shell includes a back plate and an annular frame body surrounding an edge of the back plate, the back plate and the annular frame body surround to form an accommodating cavity, the camera device is mounted in the accommodating cavity, the annular frame body is provided with a through opening communicating with the accommodating cavity, and the through opening and the lens module are arranged opposite to each other so that the lens module can extend into or out of the accommodating cavity.
14. The method of claim 13, wherein the first transmission assembly further comprises a support base, the support base comprising a main body and outwardly extending positioning extensions on opposite sides of the main body; the use method of the electronic equipment comprises the following steps:
the electronic equipment receives a first control instruction and sends a first execution instruction to the driving mechanism;
the driving mechanism receives the first execution instruction and drives the driving shaft to rotate, the sliding block is driven by the driving shaft to move towards the lens module to do linear motion, the sliding block pushes the supporting seat to do linear motion through the first elastic piece, the supporting seat drives the lens module to move and pushes the lens module out of the accommodating cavity through the through hole until the limiting extension part is abutted to the annular frame body.
15. The method as claimed in claim 14, wherein after the lens module moves out of the receiving cavity, when the lens module is pressed by an external force toward the slider, the lens module presses the first elastic member and the second elastic member toward the slider and deforms them, so that the lens module moves toward the slider.
16. The method of claim 14, wherein after the position-limiting extension portion abuts against the annular frame, the slider is driven by the driving shaft to move linearly toward the lens module and compress the first elastic member, so that the slider is in threaded engagement with the second connecting rod and drives the second connecting rod to rotate, and the second connecting rod drives the lens module to rotate through the first connecting rod.
17. The method of using an electronic device of claim 16,
the electronic equipment receives a second control instruction and sends a second execution instruction to the driving mechanism;
the driving mechanism receives the second execution instruction and drives the driving shaft to rotate reversely, the sliding block moves linearly towards the direction away from the lens module under the action of the driving shaft and the compressed first elastic piece, one end of the first elastic piece moves together with the sliding block, the other end of the first elastic piece presses the supporting seat to the annular frame body, the sliding block drives the second connecting rod to rotate reversely, and the second connecting rod drives the lens module to rotate reversely through the first connecting rod until the second connecting rod is disengaged from the sliding block in a threaded manner.
18. The method as claimed in claim 17, wherein the slide block is driven by the driving shaft to move linearly in a direction away from the lens module, and the slide block drives the lens module to move linearly through the first transmission component until the lens module retracts to the initial position in the receiving cavity through the opening.
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WO2021128166A1 (en) * | 2019-12-26 | 2021-07-01 | 诚瑞光学(常州)股份有限公司 | Photographing apparatus, and electronic device and method for using same |
CN112230363B (en) * | 2020-09-30 | 2022-04-19 | 瑞声新能源发展(常州)有限公司科教城分公司 | Lens transmission device and mobile terminal |
TWI789739B (en) * | 2021-04-12 | 2023-01-11 | 香港商冠捷投資有限公司 | camera device |
CN113691698B (en) * | 2021-08-02 | 2023-07-28 | 维沃移动通信(杭州)有限公司 | Camera module and electronic equipment |
CN115734050A (en) * | 2021-08-27 | 2023-03-03 | 维沃移动通信有限公司 | Camera module and electronic equipment |
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CN108540608A (en) * | 2018-04-26 | 2018-09-14 | Oppo广东移动通信有限公司 | Electronic device |
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KR102468129B1 (en) * | 2016-06-01 | 2022-11-22 | 삼성전자주식회사 | Electronic device and manufacturing method thereof |
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CN101876775A (en) * | 2009-04-30 | 2010-11-03 | Hoya株式会社 | The flexible wiring board mounting structure of image dithering correcting device |
CN108540608A (en) * | 2018-04-26 | 2018-09-14 | Oppo广东移动通信有限公司 | Electronic device |
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