CN111142317A - Electronic equipment with lifting type bidirectional rotating lens and using method thereof - Google Patents
Electronic equipment with lifting type bidirectional rotating lens and using method thereof Download PDFInfo
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- CN111142317A CN111142317A CN201911340818.7A CN201911340818A CN111142317A CN 111142317 A CN111142317 A CN 111142317A CN 201911340818 A CN201911340818 A CN 201911340818A CN 111142317 A CN111142317 A CN 111142317A
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- lens module
- screw rod
- driving mechanism
- pushing block
- piece
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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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- 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
- G03B37/00—Panoramic or wide-screen photography; Photographing extended surfaces, e.g. for surveying; Photographing internal surfaces, e.g. of pipe
- G03B37/02—Panoramic or wide-screen photography; Photographing extended surfaces, e.g. for surveying; Photographing internal surfaces, e.g. of pipe with scanning movement of lens or cameras
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Abstract
The invention discloses electronic equipment with a lifting type bidirectional rotating lens and a using method thereof, and relates to the field of electronic equipment; the electronic equipment comprises a back shell, a lens module, a supporting piece, an elastic transmission assembly, a magnetic transmission assembly, a double-screw rod stepping module and a driving mechanism, wherein the supporting piece is rotationally connected with the lens module, the supporting piece is provided with a stopping part for limiting the displacement of the supporting piece, the magnetic transmission assembly is connected with the supporting piece and the pushing block, and an electromagnet of the magnetic transmission assembly is kept away from a permanent magnet; the magnetic transmission assembly is small in attraction force requirement and low in power consumption, functions of lifting, rotating at any angle, shooting, real-time focus tracking and the like can be achieved through two-path combined control of the magnetic assembly and the driving mechanism, and the requirement of a user on a complex shooting scene is met.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the field of electronic equipment, in particular to electronic equipment with a lifting type bidirectional rotating lens and a using method thereof.
[ background of the invention ]
At present, most of shooting devices in the market have the shooting lens exposed outside the machine body, and the shooting lens is a fragile and expensive part, but most of the shooting lenses at present obviously lack an effective protection function; there are also a few devices that can raise and lower the camera lens to achieve the protection effect, but the application demand of people's full-view shooting rich scenes is increasing day by day, and a shooting device that can adjust the angle with high precision and can adjust the rotation direction constantly to realize the function of following focus is needed.
In the process of implementing the present invention, the inventor finds that in the prior art, at least the following problems exist, the mechanism for implementing the above-mentioned lens lifting and rotating needs to use two motors to respectively drive the mechanisms to implement the lifting and rotating functions, or the single-machine scheme can only implement the unidirectional rotation retraction, and an effective mechanism is lacked to implement the function of following focus; the existing structure or method has the defects that the double-motor scheme is high in cost and complex in control, and the single-motor scheme cannot realize bidirectional rotation after being pushed out.
[ summary of the invention ]
One of the objectives of the present invention is to provide an electronic device with a lifting bidirectional rotary lens, which overcomes the above-mentioned defects in the prior art, and supports the lens lifting operation, and can also rotate in 360 degrees in both directions in the horizontal direction after lifting, so as to satisfy richer scene applications such as panoramic shooting;
the invention provides an electronic device of a lifting type bidirectional rotating lens, which comprises:
a lens module;
the back shell comprises a back plate and a surrounding wall arranged at the edge of the back plate in a surrounding manner, and the surrounding wall is provided with a through hole for the lens module to pass through;
the supporting piece is rotationally connected with the lens module and is provided with a stopping part for limiting the displacement of the supporting piece;
a first lead screw;
one end of the second screw rod penetrates through the supporting piece to be connected with the lens module so as to drive the lens module to rotate leftwards or rightwards, and the other end of the second screw rod is provided with a clamp;
the fixed seat is arranged on the back shell, the first screw rod and the second screw rod are arranged on the fixed seat, and a clamping block matched with the clamp is arranged on the fixed seat to limit the movement of the clamp;
the pushing block is sleeved on the first screw rod and can move along the axial direction of the first screw rod, a threaded hole in threaded fit with the first screw rod and the second screw rod is formed in the pushing block, and the pushing block is connected with the second screw rod through threads;
the driving mechanism is arranged on the back shell and connected with one end of the first screw rod so as to drive the first screw rod to rotate;
the elastic transmission assembly comprises an elastic piece, and the elastic piece is pre-pressed between the supporting piece and the pushing block;
magnetic drive assembly, including relative interval setting's electro-magnet and permanent magnet, the electro-magnet includes the iron core and twines the coil of iron core, the electro-magnet install in support piece just the permanent magnet install in promote the piece, perhaps the electro-magnet install in promote the piece just the permanent magnet install in support piece.
As a refinement, the electronic device further comprises a limiting mechanism, wherein the limiting mechanism comprises a first sliding mechanism for limiting the movement of the supporting piece and a second sliding mechanism for limiting the movement of the pushing block;
the first sliding mechanism comprises a sliding rail and a sliding block, the supporting piece is provided with at least one sliding rail, the back shell is provided with a sliding block corresponding to the sliding rail, and the sliding block is connected with the sliding rail in a sliding manner;
the second sliding mechanism comprises a sliding cavity and a sliding rod, the sliding cavity is arranged in the pushing block, the sliding rod is installed on the fixed seat, and the sliding rod is connected with the pushing block in a sliding mode.
As an improvement, one side of the supporting member, which is far away from the lens module, is provided with a first supporting portion and a second supporting portion which are located on two sides of the fixed seat, and the elastic transmission assembly and the magnetic transmission assembly are respectively arranged on the first supporting portion and the second supporting portion, or the elastic transmission assembly and the magnetic transmission assembly are simultaneously arranged on one of the first supporting portion and the second supporting portion.
As an improvement mode, the top of the supporting piece is provided with a hollow cylindrical groove, the bottom of the lens module is provided with a circular truncated cone corresponding to the cylindrical groove, and the circular truncated cone is rotatably connected with the cylindrical groove.
As an improvement, the supporting member is provided with a position supplementing block which has the same shape as the through opening, and the edge of the position supplementing block is sleeved with a sealing ring so as to seal the through opening after the lens module extends out of the through opening.
As an improvement, a mutually attractive magnet assembly is arranged between the bottom of the lens module and the top of the support member to enable the lens module to be positioned and suspended at a preset position.
As an improvement, one side of the supporting member away from the lens module is provided with a first supporting portion and a second supporting portion which are located at two sides of the fixing seat, and the slide rail is provided with two first supporting portions and two second supporting portions which are respectively located on the supporting member.
As an improvement mode, the dorsal shell is equipped with through fixing a position in order to confirm to promoting the piece the Hall sensor of camera lens module rotation angle, the response scope of Hall sensor is greater than 2 times the helical pitch of second lead screw, the Hall sensor is connected with the control end electricity in order to adjust in real time the rotation angle of camera lens module.
The second objective of the present invention is to provide a method for using an electronic device with a lifting type bi-directional rotary lens, which can make the lens module of the device rotate left and right.
The use method of the electronic equipment with the lifting type bidirectional rotating lens 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 drives the first screw rod to start forward rotation after receiving the first execution instruction, the first screw rod drives the pushing block to linearly move towards the lens module, the pushing block pushes the supporting piece and the lens module to linearly move towards the through opening through the second screw rod and the elastic transmission assembly in a pre-pressing state until the supporting piece stops moving due to the stopping of the surrounding wall, the clamp is in contact with the clamping block, and at the moment, the lens module penetrates through the through opening and runs to a preset position;
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 then drives the first screw rod to start reverse rotation, the first screw rod drives the pushing block to do linear motion towards the direction far away from the lens module, meanwhile, current is introduced into the electromagnet to enable the electromagnet and the permanent magnet to attract each other, and the pushing block pulls the supporting piece and the lens module to do linear motion towards the direction far away from the lens module through the second screw rod and the magnetic transmission assembly until the driving mechanism stops executing when the lens module is completely accommodated in the electronic equipment.
As an improvement, the method further comprises: after the lens module is pushed out from the interior of the electronic equipment to enter the preset position, the electronic equipment receives a third control instruction and sends a third execution instruction to the driving mechanism, after the electronic equipment receives the third execution instruction, the electromagnet is electrified to be repelled with the permanent magnet, after receiving the third execution instruction, the driving mechanism drives the first screw rod to continue to rotate in the positive direction, the first screw rod drives the pushing block to continue to move linearly towards the lens module, at the moment, the elastic piece continues to be compressed, the supporting piece is kept static due to the stopping of the surrounding wall, the clip at one end of the second screw rod is limited by the clamping block and cannot move forwards continuously, the second screw rod is used as a driven piece to rotate to one side under the action of the pushing block force, so that the lens module is driven to rotate to one side.
As an improvement, the method further comprises: after one side of the lens module is rotated, the electronic equipment receives a first reset instruction and sends the first reset instruction to the driving mechanism, after the electronic equipment receives the first reset instruction, the electromagnet is electrified to be repelled with the permanent magnet, the driving mechanism drives the first screw rod to rotate reversely after receiving the first reset instruction, the first screw rod drives the pushing block to continue to move linearly in the direction away from the lens module, the supporting piece is static, the lens module can not move towards the direction far away from the lens module under the blocking of the supporting piece, the second screw rod is used as a driven piece to rotate reversely under the action of the pushing block force, and the driving mechanism is driven to rotate reversely until the lens module rotates to a preset position, so that the driving of the driving mechanism is stopped to reset the lens module.
As an improvement, the method further comprises: after the lens module is pushed out from the interior of the electronic equipment to enter a preset position, the electronic equipment receives a fourth control instruction and sends a fourth execution instruction to the driving mechanism, after the electronic equipment receives the fourth execution instruction, the electromagnet is electrified to enable the electromagnet and the permanent magnet to mutually repel, after the driving mechanism receives the fourth execution instruction, the driving mechanism drives the first lead screw to reversely rotate, the first lead screw drives the pushing block to linearly move towards the direction far away from the lens module, the supporting piece is static, the lens module cannot move towards the direction far away from the lens module under the blocking of the supporting piece, and the second lead screw serves as a driven piece to rotate towards the other side under the action of the force of the pushing block, so that the lens module is driven to rotate towards the other side.
As an improvement, the method further comprises: after the other side of the lens module is rotated, the electronic equipment receives a second reset instruction and sends the second reset instruction to the driving mechanism, after the electronic equipment receives the second reset instruction, the electromagnet is electrified to be repelled with the permanent magnet, the driving mechanism drives the first screw rod to rotate in the forward direction after receiving the second reset instruction, the first screw rod drives the pushing block to continue to move linearly towards the lens module, the supporting piece is kept static due to the stopping of the surrounding wall, the clamp at one end of the second screw rod is limited by the clamping block and can not move forwards continuously, the second screw rod is used as a driven piece to rotate reversely under the action of the pushing block force, and the driving mechanism is driven to rotate reversely until the lens module rotates to a preset position, so that the driving of the driving mechanism is stopped to reset the lens module.
The invention has the beneficial effects that: the invention has simple structure and low cost; through the improved double-screw rod module, a single driving mechanism is used for driving to complete lifting or rotating functions at different stages, so that the lifting or rotating functions are not interfered with each other, and the control is simpler; the magnetic transmission assembly is small in attraction force requirement and low in power consumption, functions of lifting, rotating at any angle, shooting, real-time focus tracking and the like can be achieved through combined control of the magnetic assembly and the stepping motor, and the requirement of a user on a complex shooting scene is met.
Furthermore, the lifting and rotating functions are combined and decomposed on different components, so that the machine body interface position can be always sealed in the lifting and rotating processes, and the machine body interface has certain protection functions such as water resistance, dust resistance and the like.
[ description of the drawings ]
Fig. 1 is a schematic structural diagram of an extended state of an electronic device provided in embodiment 1 of the present invention;
fig. 2 is an exploded view of an electronic device provided in embodiment 1 of the present invention;
fig. 3 is a schematic structural diagram of a support member of an electronic device provided in embodiment 1 of the present invention;
fig. 4 is a sectional view of an electronic apparatus provided in embodiment 1 of the present invention;
fig. 5 is a schematic partial structural diagram of an electronic device provided in embodiment 1 of the present invention;
fig. 6 is a schematic structural diagram of an initial state of the electronic device provided in embodiment 1 of the present invention;
fig. 7 is a schematic structural diagram of an extended state of the electronic device provided in embodiment 2 of the present invention;
fig. 8 is a schematic structural diagram of an extended state of the electronic device according to embodiment 3 of the present invention.
Wherein, 1, a back shell; 11. a slider; 2. a lens module; 21. a circular truncated cone; 22. a housing; 23. a camera; 3. a support member; 31. a slide rail; 32. a small magnet mounting hole; 33. a cylindrical recess; 34. a bit complementing block; 35. a stopper portion; 36. a first support section; 37. a second support portion; 4. an elastic transmission component; 41. a guide bar; 42. an elastic member; 5. a double-screw rod stepping module; 51. a pushing block; 52. a first lead screw; 53. a fixed seat; 531. a slide bar; 54. a second lead screw; 541. a snap ring; 542. a clip; 6. a stepping motor; 7. a magnetic transmission assembly; 71. an electromagnet; 701. an iron core; 702. a coil; 72. a permanent magnet; 8. a magnet assembly; 81. a magnet; 82. a magnet B; 9. a seal ring; 10. a Hall sensor.
[ 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.
According to fig. 1 to 6, an electronic device 1 is provided in the embodiments of the present invention, where the electronic device 1 may be any one of a mobile phone, a tablet, a computer, a television, and a bluetooth speaker, and the embodiments are described by taking a mobile phone as an example. The electronic equipment comprises a back shell 1, a lens module 2, a support piece 3, an elastic transmission assembly 4, a magnetic transmission assembly 7, a double-screw rod stepping module 5 and a driving mechanism.
Referring to fig. 1, the back shell 1 includes a back plate and a surrounding wall surrounding the edge of the back plate, the surrounding wall is provided with a through hole for the lens module 2 to pass through, and the back shell 1 is provided with two sliding blocks 11 slidably connected with the supporting member 3;
the lens module 2 of this embodiment includes casing 22 and installs the camera 23 in casing 22, camera 23 is preferred two in this embodiment, and the symmetry sets up the both sides inside casing 22 respectively, lens module 2 is connected with second lead screw 54 and support piece 3, thereby can receive ordering about and stretch out and draw back and rotate by second lead screw 54 and support piece 3, lens module 2 just can pass through the opening, lens module 2 stretches out outside the electronic equipment from the opening, the camera can be used as the rear camera, after the rotatory predetermined angle of lens module 2, the camera can be used as leading camera, therefore, do not need specially to install leading camera again, manufacturing cost is reduced, and lens module 2's function has also been richened, user's experience can be promoted and feels.
Referring to fig. 1-5, the supporting member 3 includes a sliding rail 31, a small magnet mounting hole 32, a cylindrical recess 33, a position supplementing block 34, a stopping portion 35, a first supporting portion 36 and a second supporting portion 37; the top of the support member 3 is provided with a hollow cylindrical groove 33, the bottom of the lens module 2 is provided with a circular truncated cone 21 corresponding to the cylindrical groove, and the circular truncated cone 21 is rotatably connected with the cylindrical groove 33; the supporting piece 3 is provided with a position supplementing block 34 which has the same shape as the through opening of the back shell 1, and the edge of the position supplementing block 34 is sleeved with a sealing ring 9 made of elastic material so as to keep the sealing performance of the electronic equipment after the lens module 2 extends out of the through opening; two slide rails 31 are arranged on the rear side of the support member 3, the two slide rails 31 are respectively positioned on two sides of the support member 3, and the slide rails 31 are connected with the slide block 11 in a sliding manner; the supporting member 3 is provided with a stop portion 35 for limiting the displacement of the supporting member 3, a first supporting portion 36 and a second supporting portion 37 are provided on a side of the supporting member 3 away from the lens module 2, and the supporting member 3 is provided with an operation space so as to prevent the supporting member 3 from colliding with other components when moving up and down.
Referring to fig. 2 and 5, the magnet assembly 8 includes an a magnet 81 and a B magnet 82, the B magnet 82 is installed in the small magnet installation hole 32, the a magnet 81 is installed at the bottom of the housing 22, the a magnet 81 and the B magnet 82 attract each other, and the elimination of the mechanism virtual position ensures that the lens module is accurately positioned and hovered at the preset position after rotating.
Referring to fig. 1, 2 and 6, the dual-screw stepping module 5 includes a pushing block 51, a first screw 52, a fixing seat 53 and a second screw 54; the first screw 52 is connected with a driving mechanism, the fixed seat 53 is installed on the back shell 1, the first screw 52 and the second screw 54 are installed on the fixed seat 53, and the fixed seat 53 is provided with a clamping block matched with the clamp 542 to limit the movement of the clamp 542; the fixed seat 53 is provided with a sliding rod 531, the sliding rod 531 is slidably connected with a sliding cavity of a pushing block 51, the pushing block 51 is sleeved on the first screw rod 52 and can move along the axial direction of the first screw rod 52, the pushing block 51 is provided with a threaded hole in threaded fit with the first screw rod 52 and the second screw rod 52, and the pushing block 51 is connected with the second screw rod 52 through threads;
one end of the second lead screw 54 penetrates through the supporting member 3 from the operation space between the first supporting portion 36 and the second supporting portion 37 and is connected with the lens module 2 through a clamping ring 541 in a fastening manner so as to drive the lens module 2 to rotate left or right, the other end of the second lead screw is provided with a clamp 542, and the clamp 542 is matched with the clamping block to limit the movement of the second lead screw 52.
The driving mechanism is a stepping motor 6 and is mounted on the back shell 1, and the stepping motor 6 is connected with one end of the first lead screw 52 and is used for driving the first lead screw 52 to rotate;
referring to fig. 1 and 2, the elastic transmission assembly 4 includes an elastic member 42 and a guide rod 41, the guide rod 41 is mounted on the pushing block 51, the first supporting portion 36 is slidably connected to the guide rod 41, the elastic member 42 is sleeved on the guide rod 41, and the elastic member 42 is pre-pressed between the first supporting portion 36 and the pushing block 51.
Referring to fig. 1 and 2, the elastic transmission assembly 4 and the magnetic transmission assembly 7 are respectively located at the left and right sides of the second lead screw 54, the magnetic transmission assembly 7 is connected to the second support portion 37 and the push block 51, the magnetic transmission assembly 7 includes an electromagnet 71 and a permanent magnet 72, the electromagnet 71 is an iron core 701 and a coil 702 wound around the iron core 701, the electromagnet 71 is installed in the second support portion 37, the permanent magnet 72 is installed in the push block 51, the electromagnet 71 and the permanent magnet 72 are kept in a separated state, the electromagnet 71 generates an acting force with the permanent magnet 72 by passing current through the coil 702, and the attraction force of the permanent magnet 72 to the electromagnet 71 is smaller than the elastic force of the compression limit of the elastic member 42.
The present embodiment provides a method for using an electronic device with a lifting bidirectional rotary lens, which can enable a lens module of the device to rotate left and right of a lifting mobile machine.
The using method of the embodiment comprises the following steps:
the push-out of the lens is carried out,
electronic equipment receives first control command and to step motor 6 sends first execution command, step motor 6 receives behind the first execution command, the drive first lead screw 52 begins forward rotation, first lead screw 52 drive promote piece 51 orientation lens module 2 makes linear motion, it passes through to promote piece 51 the elastic transmission subassembly 4 of second lead screw 54 and pre-compaction state promotes support piece 3 with lens module 2 orientation linear motion is made to the opening, until support piece 3 because the backstop of surrounding wall stops moving, checkpost 542 with the fixture block contacts, at this moment, lens module 2 passes the opening moves to preset position, benefit position piece 34 and sealing ring 9 cooperation are sealed the opening.
The lens is stored in the storage device,
the electronic device receives a second control instruction and sends a second execution instruction to the stepping motor 6, after the stepping motor 6 receives the second execution instruction, the first lead screw 52 is driven to rotate in the reverse direction, the first lead screw 52 drives the pushing block 51 to move linearly towards the driving mechanism, current is simultaneously supplied to the electromagnet 71 to enable the electromagnet 71 to generate a heteropolar magnetic field to be attracted to the permanent magnet 72, the pushing block 51 pulls the supporting member 3 and the lens module 2 to move linearly towards the stepping motor 6 through the second lead screw 54 and the magnetic transmission assembly 7 until the stepping motor 6 stops executing when the lens module 2 is completely accommodated in the electronic device, then the electromagnet 71 is powered off, at the moment, the elastic member 42 is in a compression state, and the combined action of the elastic force of the elastic member 42, the attraction of the permanent magnet 72 to the iron core 701 and the friction force between the pushing block 51 and the back shell 1 enables the stepping motor 6 to stop executing The push block 51 is in equilibrium.
The leftward rotation of the lens barrel is performed,
after the lens module 2 is at the preset position, the electronic device receives a third control instruction and sends a third execution instruction to the stepping motor 6, after the electronic device receives the third execution instruction, the electromagnet 71 is energized, the electromagnet 71 generates a magnetic pole which is the same as that of the permanent magnet 72 to provide a repulsive force, after the stepping motor 6 receives the third execution instruction, the first lead screw 52 is driven to continue to rotate in the forward direction, the first lead screw 52 drives the pushing block 51 to continue to move linearly towards the lens module 2, at this time, the elastic element 42 continues to be compressed, the supporting element 3 is kept still due to the stopping of the surrounding wall, the clip 542 at one end of the second lead screw 54 is limited by the clip block and cannot continue to move forward, and the second lead screw 54 rotates left as a driven element under the action of the pushing block 51, thereby driving the lens module 2 to rotate leftwards.
The lens is reset after being turned to the left,
after the lens module 2 is rotated leftwards, the electronic device receives a first reset instruction and sends the first reset instruction to the stepping motor 6, after the electronic device receives the first reset instruction, the electromagnet 71 is electrified to enable the electromagnet 71 to repel the permanent magnet 72, after the stepping motor 6 receives the first reset instruction, the first lead screw 52 is driven to rotate reversely, the first lead screw 52 drives the pushing block 51 to continue to move linearly in the direction away from the lens module 2, the supporting member 3 is static, the lens module 2 cannot move in the direction away from the lens module 2 under the blocking of the supporting member, the second lead screw 54 serves as a driven member to rotate directionally towards the other side under the action of the force of the pushing block 51, so that the lens module 2 is driven to rotate towards the other side until the lens module 2 rotates to a preset position, the driving of the stepping motor 6 is stopped to realize the resetting of the lens module 2.
The rightward rotation of the lens is carried out,
after the lens module 2 enters the preset position, the electronic device receives a fourth control instruction and sends a fourth execution instruction to the stepping motor 6, after the electronic device receives the fourth execution instruction, the electromagnet 71 is electrified, the electromagnet 71 generates a magnetic pole which is the same as that of the permanent magnet 72 and provides a repulsive force, after the stepping motor 6 receives the fourth execution instruction, the first lead screw 52 is driven to rotate in the reverse direction, the first lead screw 52 drives the pushing block 51 to move linearly towards the stepping motor 6, at the moment, the elastic member 42 returns to the original position, the supporting member is limited by the common acting force of the elastic member 42, the repulsive force between the electromagnet 71 and the permanent magnet 72 and the frictional resistance between the supporting member 3 and the back shell 1 and is kept still, and the lens module 2 cannot move towards the stepping motor 6 under the blocking of the supporting member 3, the second lead screw 54 is used as a driven member to rotate to the right under the action of the pushing block 51, so as to drive the lens module 2 to rotate to the right.
The lens is reset after being turned to the right,
the electronic device receives a second reset command and sends a second reset command to the stepper motor 6, after the electronic equipment receives the second reset instruction, the electromagnet is electrified to enable the electromagnet 71 to be repelled from the permanent magnet 72, after receiving the second reset instruction, the stepping motor 6 drives the first lead screw 52 to rotate in the forward direction, the first lead screw 52 drives the pushing block 51 to continue to move linearly towards the lens module 2, the support 3 is kept still due to the stop of the surrounding wall, the clip 542 at one end of the second lead screw 54 is limited by the block and cannot move forward any more, the second screw 54 will rotate in the opposite direction as a follower under the action of the pushing block 51, thereby driving the lens module 2 to reset and rotate, and stopping the driving of the stepping motor 6 to realize the reset of the lens module 2 until the lens module 2 rotates to the preset position.
In addition to the above basic operations, the present embodiment may also combine the above operations, for example, raising and then rotating first to the left and then rotating to the right, and according to the combination of the above basic operation units, the combined scene requirements of lifting shooting, rotating any angle shooting (from 45 degrees left to 45 degrees right, real-time focus following, etc.) may be completed.
Example 2, see fig. 7:
the present embodiment has substantially the same structure as embodiment 1, except that: the magnetic transmission assembly 7 and the elastic transmission assembly 4 are both located on the same side of the second lead screw 54 to improve the utilization rate of the internal space of the electronic device, the magnetic transmission assembly 7 and the elastic transmission assembly 4 are both connected with the first supporting portion 36, the magnetic transmission assembly 7 is located on the left side of the elastic transmission assembly 4, the second supporting portion 37 is provided with a slide rail 31, and the slide rail 31 is slidably connected with the slide block 11 to keep the balance of the supporting piece 3.
Example 3, see fig. 8:
the present embodiment has substantially the same structure as embodiment 1, except that: in this embodiment, the back shell 1 is provided with the Hall sensor 10, the position of the Hall sensor 10 corresponds to the position of the double-lead-screw stepping module 5 when the module is located at the start of rotation, the rotation angle of the lens module 2 is determined by monitoring and positioning the driving block 51, the range of the Hall sensor 10 is larger than 2 times the lead of the second lead screw 54, the Hall sensor 10 is electrically connected with the control end, and the rotation angle can be adjusted and confirmed in real time by the signal feedback control end.
In the case of the example 4, the following examples are given,
the present embodiment has substantially the same structure as embodiment 1, except that: the electromagnet 71 is installed in the push block 51, and the permanent magnet 72 is installed in the second support portion.
In the case of the example 5, the following examples were conducted,
the present embodiment has substantially the same structure as embodiment 1, except that: the lens module 2 comprises cameras in tandem.
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 (13)
1. An electronic apparatus of a lift type bidirectional rotary lens, comprising:
a lens module;
the back shell comprises a back plate and a surrounding wall arranged at the edge of the back plate in a surrounding manner, and the surrounding wall is provided with a through hole for the lens module to pass through;
the supporting piece is rotationally connected with the lens module and is provided with a stopping part for limiting the displacement of the supporting piece;
a first lead screw;
one end of the second screw rod penetrates through the supporting piece to be connected with the lens module so as to drive the lens module to rotate leftwards or rightwards, and the other end of the second screw rod is provided with a clamp;
the fixed seat is arranged on the back shell, the first screw rod and the second screw rod are arranged on the fixed seat, and a clamping block matched with the clamp is arranged on the fixed seat to limit the movement of the clamp;
the pushing block is sleeved on the first screw rod and can move along the axial direction of the first screw rod, a threaded hole in threaded fit with the first screw rod and the second screw rod is formed in the pushing block, and the pushing block is connected with the second screw rod through threads;
the driving mechanism is arranged on the back shell and connected with one end of the first screw rod so as to drive the first screw rod to rotate;
the elastic transmission assembly comprises an elastic piece, and the elastic piece is pre-pressed between the supporting piece and the pushing block;
magnetic drive assembly, including relative interval setting's electro-magnet and permanent magnet, the electro-magnet includes the iron core and twines the coil of iron core, the electro-magnet install in support piece just the permanent magnet install in promote the piece, perhaps the electro-magnet install in promote the piece just the permanent magnet install in support piece.
2. The elevating type bidirectional rotary lens electronic device as claimed in claim 1, wherein: the electronic equipment further comprises a limiting mechanism, wherein the limiting mechanism comprises a first sliding mechanism limiting the movement of the supporting piece and a second sliding mechanism limiting the movement of the pushing block;
the first sliding mechanism comprises a sliding rail and a sliding block, the supporting piece is provided with at least one sliding rail, the back shell is provided with a sliding block corresponding to the sliding rail, and the sliding block is connected with the sliding rail in a sliding manner;
the second sliding mechanism comprises a sliding cavity and a sliding rod, the sliding cavity is arranged in the pushing block, the sliding rod is installed on the fixed seat, and the sliding rod is connected with the pushing block in a sliding mode.
3. The elevating type bidirectional rotary lens electronic device as claimed in claim 1, wherein: one side of the lens module, far away from the support piece, is provided with a first supporting part and a second supporting part which are positioned on two sides of the fixed seat, and the elastic transmission assembly and the magnetic transmission assembly are respectively arranged on the first supporting part and the second supporting part, or the elastic transmission assembly and the magnetic transmission assembly are simultaneously arranged on one of the first supporting part and the second supporting part.
4. The elevating type bidirectional rotary lens electronic device as claimed in claim 1, wherein: the supporting piece top is equipped with hollow cylindrical recess, the camera lens module bottom be equipped with the round platform that cylindrical recess corresponds, the round platform with cylindrical recess rotatable connection.
5. The elevating type bidirectional rotary lens electronic device as claimed in claim 1, wherein: the supporting piece is provided with a position supplementing block which is the same as the through opening in shape, and the edge of the position supplementing block is sleeved with a sealing ring so that the lens module extends out of the through opening and then is sealed.
6. The elevating type bidirectional rotary lens electronic device as claimed in claim 1, wherein: and a magnet assembly which is mutually attracted is arranged between the bottom of the lens module and the top of the supporting piece so that the lens module is positioned and hovered at a preset position.
7. The elevating type bidirectional rotary lens electronic device as claimed in claim 2, wherein: one side of the support piece, which is far away from the lens module, is provided with a first support part and a second support part which are positioned on two sides of the fixed seat, and the slide rail is provided with two first support parts and two second support parts which are respectively arranged on the support piece.
8. The elevating bidirectional rotary lens electronic device according to any one of claims 1 to 7, wherein: the backshell is equipped with through fixing a position in order to confirm to promoting the piece monitoring the Hall sensor of camera lens module rotation angle, the response scope of Hall sensor is greater than 2 times the helical pitch of second lead screw, the Hall sensor is connected with control end electricity in order to adjust in real time the rotation angle of camera lens module.
9. A method for using the elevating bi-directional rotary lens electronic device according to any one of claims 1-8, the method comprising:
the electronic equipment receives a first control instruction and sends a first execution instruction to the driving mechanism, the driving mechanism drives the first screw rod to start forward rotation after receiving the first execution instruction, the first screw rod drives the pushing block to linearly move towards the lens module, the pushing block pushes the supporting piece and the lens module to linearly move towards the through opening through the second screw rod and the elastic transmission assembly in a pre-pressing state until the supporting piece stops moving due to the stopping of the surrounding wall, the clamp is in contact with the clamping block, and at the moment, the lens module penetrates through the through opening and runs to a preset position;
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 then drives the first screw rod to start reverse rotation, the first screw rod drives the pushing block to do linear motion towards the direction far away from the lens module, meanwhile, current is introduced into the electromagnet to enable the electromagnet and the permanent magnet to attract each other, and the pushing block pulls the supporting piece and the lens module to do linear motion towards the direction far away from the lens module through the second screw rod and the magnetic transmission assembly until the driving mechanism stops executing when the lens module is completely accommodated in the electronic equipment.
10. The method of claim 9, wherein the method further comprises: the method further comprises the following steps: after the lens module is pushed out from the interior of the electronic equipment to enter the preset position, the electronic equipment receives a third control instruction and sends a third execution instruction to the driving mechanism, after the electronic equipment receives the third execution instruction, the electromagnet is electrified to be repelled with the permanent magnet, after receiving the third execution instruction, the driving mechanism drives the first screw rod to continue to rotate in the positive direction, the first screw rod drives the pushing block to continue to move linearly towards the lens module, at the moment, the elastic piece continues to be compressed, the supporting piece is kept static due to the stopping of the surrounding wall, the clip at one end of the second screw rod is limited by the clamping block and cannot move forwards continuously, the second screw rod is used as a driven piece to rotate to one side under the action of the pushing block force, so that the lens module is driven to rotate to one side.
11. The method of claim 10, wherein the method further comprises: the method further comprises the following steps: after one side of the lens module is rotated, the electronic equipment receives a first reset instruction and sends the first reset instruction to the driving mechanism, after the electronic equipment receives the first reset instruction, the electromagnet is electrified to be repelled with the permanent magnet, the driving mechanism drives the first screw rod to rotate reversely after receiving the first reset instruction, the first screw rod drives the pushing block to continue to move linearly in the direction away from the lens module, the supporting piece is static, the lens module can not move towards the direction far away from the lens module under the blocking of the supporting piece, the second screw rod is used as a driven piece to rotate reversely under the action of the pushing block force, and the driving mechanism is driven to rotate reversely until the lens module rotates to a preset position, so that the driving of the driving mechanism is stopped to reset the lens module.
12. The method of claim 9, wherein the method further comprises: the method further comprises the following steps: after the lens module is pushed out from the interior of the electronic equipment to enter a preset position, the electronic equipment receives a fourth control instruction and sends a fourth execution instruction to the driving mechanism, after the electronic equipment receives the fourth execution instruction, the electromagnet is electrified to enable the electromagnet and the permanent magnet to mutually repel, after the driving mechanism receives the fourth execution instruction, the driving mechanism drives the first lead screw to reversely rotate, the first lead screw drives the pushing block to linearly move towards the direction far away from the lens module, the supporting piece is static, the lens module cannot move towards the direction far away from the lens module under the blocking of the supporting piece, and the second lead screw serves as a driven piece to rotate towards the other side under the action of the force of the pushing block, so that the lens module is driven to rotate towards the other side.
13. The method of claim 12, wherein the method further comprises: the method further comprises the following steps: after the other side of the lens module is rotated, the electronic equipment receives a second reset instruction and sends the second reset instruction to the driving mechanism, after the electronic equipment receives the second reset instruction, the electromagnet is electrified to be repelled with the permanent magnet, the driving mechanism drives the first screw rod to rotate in the forward direction after receiving the second reset instruction, the first screw rod drives the pushing block to continue to move linearly towards the lens module, the supporting piece is kept static due to the stopping of the surrounding wall, the clamp at one end of the second screw rod is limited by the clamping block and can not move forwards continuously, the second screw rod is used as a driven piece to rotate reversely under the action of the pushing block force, and the driving mechanism is driven to rotate reversely until the lens module rotates to a preset position, so that the driving of the driving mechanism is stopped to reset the lens module.
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| CN201911340818.7A CN111142317B (en) | 2019-12-23 | 2019-12-23 | Electronic equipment with lifting type bidirectional rotating lens and using method thereof |
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| CN111142317B (en) | 2021-07-02 |
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Address after: 213000 Xinwei 1st Road, Changzhou Comprehensive Bonded Zone, Jiangsu Province Applicant after: Chengrui optics (Changzhou) Co.,Ltd. Address before: 213000 Xinwei Road, Changzhou Export Processing Zone, Jiangsu Province Applicant before: Ruisheng Communication Technology (Changzhou) Co.,Ltd. |
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Granted publication date: 20210702 Termination date: 20211223 |