CN216959978U - Bridge-type contact power supply lens shielding element and electronic equipment - Google Patents

Abstract

The utility model discloses a bridge type contact power supply lens shielding element and electronic equipment, wherein the bridge type contact power supply lens shielding element is arranged on a PCB (printed circuit board) of the electronic equipment and covers a camera of the electronic equipment, the bridge type contact power supply lens shielding element comprises a mounting base, a light shielding sheet, a driving assembly, a metal reinforcing plate and a contact conductive copper sheet, the driving assembly comprises a swing arm which is rotatably connected with the mounting base, the swing arm is connected with the light shielding sheet, and the swing arm rotates to drive the light shielding sheet to reciprocate between a first position and a second position; when the light shielding piece is located at the first position, the light shielding piece cover is arranged on one side, deviating from the camera, of the view finding hole, and when the light shielding piece is located at the second position, the camera is exposed from the view finding hole. In the utility model, the shading sheet can move to the first position to shade the view finding hole, and the picture can not be acquired even if the camera is opened. Therefore, the camera is prevented from secretly shooting or peeping the surrounding environment and even recording videos, and the personal privacy information and safety of the user are protected.

Description

Bridge type contact power supply lens shielding element and electronic equipment

Technical Field

The utility model relates to the technical field of motors, in particular to a bridge-type contact power supply lens shielding element and electronic equipment.

Background

With the popularization of electronic devices such as computers, smart phones, household cameras, tablet computers and the like, apps with camera permissions can open the cameras to take candid shots or peep the surrounding environment or even record videos through illegal means occasionally under the condition that users are unaware of or by external non-management personnel, and information related to personal privacy of the users is extremely easy to be utilized by illegal persons to achieve the illegal purpose.

Therefore, there is a need to provide a novel bridge type contact lens shielding element and an electronic device to solve the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a bridge-type contact power supply lens shielding element and electronic equipment, and aims to solve the problems that a camera on the electronic equipment is easy to expose privacy of a user and has potential safety hazards.

In order to achieve the above object, the bridge type contact power supply lens shielding element provided by the present invention is covered on a camera of an electronic device, and comprises a mounting base, a shading sheet, a driving assembly, a metal reinforcing plate and a contact conductive copper sheet, wherein the mounting base is covered on the camera, and a view finding hole is formed on the mounting base corresponding to a view finding end of the camera; the shading sheet is connected with the mounting base in a sliding manner; the driving assembly comprises a swing arm which is rotatably connected with the mounting base, the swing arm is connected with the shading sheet, and the driving mechanism is used for driving the swing arm to rotate so as to drive the shading sheet to reciprocate between a first position and a second position; the number of the metal reinforcing plates is two, the two metal reinforcing plates are respectively arranged on two opposite sides of the camera, and the two metal reinforcing plates are embedded in the mounting base; the contact conductive copper sheet penetrates through the mounting base, one end of the contact conductive copper sheet is conducted with the driving mechanism, and the other end of the contact conductive copper sheet is abutted to the conductive contact on the PCB; when the light shielding piece is located at the first position, the light shielding piece cover is arranged on one side, deviating from the camera, of the view finding hole, and when the light shielding piece is located at the second position, the camera is exposed from the view finding hole.

Optionally, the mounting base is an integrally formed part, and the metal reinforcing plate is embedded in the mounting base; or the mounting base is provided with mounting grooves matched with the metal reinforcing plates, and the metal reinforcing plates are embedded into the mounting grooves in a one-to-one correspondence manner.

Optionally, the contact conductive copper sheet comprises a substrate and an abutting part which are connected, the width of the abutting part is greater than that of the substrate, the substrate is arranged on the mounting base in a penetrating manner, and one end of the substrate, which is far away from the abutting part, is connected with the driving mechanism; the abutting part is exposed out of the mounting base and is bent to form a contact surface abutted with the conductive contact.

Optionally, the swing arm includes a columnar portion, an extension arm, and a traction portion, a positioning shaft is disposed on the mounting base, the columnar portion is sleeved on the positioning shaft, the extension arm extends outward from an outer wall of the columnar portion along a radial direction of the columnar portion, and the traction portion is disposed at one end of the extension arm away from the columnar portion; the shading sheet is provided with a sliding groove, and the traction part is arranged in the sliding groove in a penetrating mode.

Optionally, the swing arm further comprises a limiting blocking piece connected with the traction part, and the light shielding piece is located between the limiting blocking piece and the extension arm.

Optionally, the driving mechanism includes an iron core and a coil, the iron core includes a base portion and two connecting arms oppositely disposed, the base portion is connected between end portions of the two connecting portions, the two connecting arms are respectively sleeved with one coil, and one end of each connecting arm, which is far away from the base portion, is arranged in an arc shape so that an installation position is formed between the two connecting arms; the swing arm still include with the coaxial cyclic annular magnetite that sets up of column portion, the magnetite set up in installation position.

Optionally, the swing arm further includes a sleeve portion disposed at one end of the cylindrical portion, the sleeve portion is rotatably sleeved on the positioning shaft, and the magnet is fixedly sleeved on the sleeve portion.

Optionally, one side of the mounting base, which is away from the camera, is provided with a groove communicated with the view finding hole, the bottom wall of the groove is arranged on two sides of the view finding hole of the mounting base to form step surfaces, two limit stops are respectively arranged on two side walls of the groove, and the light shading sheet is positioned between the step surfaces and the limit stops.

Optionally, the bridge-type contact power supply lens shielding element further comprises a cover plate, a avoiding hole corresponding to the view hole is formed in the cover plate, the cover plate is covered on one side, away from the camera, of the mounting base, and the cover plate is connected with the mounting base in a buckling mode.

In addition, the utility model also provides electronic equipment which comprises the bridge type contact power supply lens shielding element.

In the technical scheme of the utility model, the first position is a shielding position, and the second position is an opening position. The mounting base provides the installation position, plays simultaneously for inner structure like camera, drive assembly, anti-dazzling screen etc. and prevents colliding with and dirt effect. A swing arm in the driving assembly pulls a shading sheet to slide along the front-back direction, when a user starts the camera function, the camera is started, the shading sheet moves to a second position, the camera can obtain light from a view finding hole, and normal use of the camera is guaranteed; when the user does not start the camera function, the light shielding sheet moves to the first position to shield the view finding hole, and the picture cannot be acquired even if the camera is opened. Therefore, the camera can be prevented from starting to secretly shoot or peep the surrounding environment or even record videos under the condition that the user does not know, and personal privacy information and safety of the user are protected.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic diagram of a shielding element of a bridge contact lens according to an embodiment of the utility model;

FIG. 2 is a schematic diagram of a cover-removing structure of a bridge contact lens shielding device according to an embodiment of the present invention;

FIG. 3 is a schematic diagram of a disassembled structure of a shielding element of a bridge contact lens according to an embodiment of the present invention;

FIG. 4 is a schematic view of a connection structure between a driving assembly and a light-shielding sheet according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a mounting base according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram of a swing arm in an embodiment of the present invention.

The reference numbers illustrate:

the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly specified otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

As shown in fig. 1 to fig. 6, in an embodiment of the present invention, the bridge-type contact lens shielding device 100 is disposed on a PCB 300 of an electronic device and covers a camera 200 of the electronic device, the bridge-type contact lens shielding device 100 includes a mounting base 1, a light-shielding sheet 2, a driving assembly 3, a metal reinforcing plate 6 and a contact conductive copper sheet 5, the mounting base 1 covers the camera 200, and a view-finding hole 11 is formed on the mounting base 1 corresponding to a view-finding end of the camera 200; the shading sheet 2 is connected with the mounting base 1 in a sliding manner; the driving assembly 3 comprises a driving mechanism and a swing arm 31 which is rotatably connected with the mounting base 1, the swing arm 31 is connected with the light shielding sheet 2, and the driving mechanism is used for driving the swing arm 31 to rotate so as to drive the light shielding sheet 2 to reciprocate between a first position and a second position; the number of the metal reinforcing plates 6 is two, the two metal reinforcing plates 6 are respectively arranged at two opposite sides of the camera 200, and the two metal reinforcing plates 6 are embedded in the mounting base 1; the contact conductive copper sheet 5 penetrates through the mounting base 1, one end of the contact conductive copper sheet 5 is conducted with the driving mechanism, and the other end of the contact conductive copper sheet is abutted to the conductive contact on the PCB 300; when the light shielding sheet 2 is in the first position, the light shielding sheet 2 covers the side of the viewing hole 11 departing from the camera 200, and when the light shielding sheet 2 is in the second position, the camera 200 is exposed from the viewing hole 11.

In the above embodiments, the first position is a shielding position, and the second position is an opening position. Installation base 1 provides the installation position, plays simultaneously for inner structure like camera, drive assembly 3, anti-dazzling screen 2 etc. prevent colliding with dustproof effect. The swing arm 31 in the driving assembly 3 pulls the light shielding sheet 2 to slide along the front-back direction, when a user starts the function of the camera 200, the camera 200 is started, and the light shielding sheet 2 moves to the second position, so that the camera 200 can obtain light from the view finding hole 11, and the normal use of the camera 200 is ensured; when the user does not start the function of the camera 200, the light shielding sheet 2 moves to the first position to shield the view opening 11, and the user cannot acquire a picture even if the camera 200 is turned on. Therefore, the camera 200 can be prevented from secretly shooting or peeping the surrounding environment and even recording videos, and personal privacy information and safety of users are protected.

Moreover, the metal reinforcing plates 6 are embedded in the positions on the two sides of the camera 200, so that the strength of the mounting base 1 is improved, the mounting base 1 is prevented from being deformed or damaged, the overall strength can be ensured under the condition that the width of the mounting base 1 needs to be consistent with the size of the camera 200, and the volume of the bridge type contact power supply lens shielding element 100 is reduced as much as possible. Damage does not occur because the cover portion becomes thin on both sides of the camera head 200. Through setting up the electrically conductive copper sheet of contact that switches on with PCB board butt, reduce the use of wire, improve the clean and tidy degree that the crane span structure formula contact power supply camera lens sheltered from component 100, simplify the installation degree of difficulty and the maintenance degree of difficulty that the crane span structure formula contact power supply camera lens sheltered from component 100.

Wherein, the metal reinforcing plate 6 comprises a base plate and inserting parts positioned at two ends of the base plate, and the shape of the side part of the cover part is matched. The metal reinforcing plate 6 can be embedded into the mounting base in the injection molding process of the mounting base, and can also be provided with mounting grooves matched with the technical reinforcing plate, and after the mounting base is processed, the metal reinforcing plates are embedded into the mounting grooves in a one-to-one correspondence manner.

Based on the above embodiment, the contact conductive copper sheet 5 includes the substrate 51 and the abutting portion 52 connected, the width of the abutting portion 52 is larger than the width of the substrate 51, the substrate 51 is inserted into the mounting base 1, and one end of the substrate 51 away from the abutting portion 52 is connected to the driving mechanism; the contact portion 52 is exposed to the mounting base 1, and the contact portion 52 is bent to form a contact surface with which the conductive contact on the PCB 300 is brought into contact. Because the abutting part 52 is greater than the width of the substrate 51, a step structure or a transition surface exists at the joint of the abutting part 52 and the substrate 51, when the abutting part 52 abuts against the conductive contact on the PCB 300, the step structure or the transition surface can play a limiting role, and the contact conductive copper sheet 5 is prevented from being stressed and being displaced to cause instability at the joint. The abutting portion 52 is bent to form a contact surface, which is equivalent to increase the area of contact with the conductive board, and even if a positional deviation occurs during assembly, the PCB 300 and the driving mechanism can be surely electrically connected.

Referring to fig. 4 and 5 in combination, the mounting base 1 includes a housing portion and a base portion, the housing portion is provided with an accommodating cavity 12 matching with the shape of the camera 200, the view finding hole 11 is communicated with the accommodating cavity 12, the camera 200 is arranged in the accommodating cavity 12, and the view finding end of the camera 200 is arranged upward; offer the installation cavity 13 that the opening faces upwards on the base, drive assembly 3 sets up in installation cavity 13, and when swing arm 31 swung to one side that is close to camera 200, promote anti-dazzling screen 2 and remove to the second position, and when swing arm 31 swung to one side of keeping away from camera 200, pulling anti-dazzling screen 2 removed to the first position.

Referring to fig. 3 and fig. 6 in combination, the swing arm 31 includes a column portion 311, an extension arm 312 and a traction portion 313, a positioning shaft 4 is disposed on the mounting base 1, the column portion 311 is sleeved on the positioning shaft 4, the extension arm 312 extends outward from an outer wall of the column portion 311 along a radial direction of the column portion 311, and the traction portion 313 is disposed at an end of the extension arm 312 away from the column portion 311; the light shielding sheet 2 is provided with a sliding groove 21, and the traction part 313 is arranged in the sliding groove 21 in a penetrating way. When the swing arm 31 swings to a side close to the camera 200, the traction part 313 moves rightwards along the sliding chute 21 relative to the light shielding sheet 2, at this time, the traction part 313 abuts against the upper side wall of the sliding chute 21 to provide a forward component force, so that the light shielding sheet 2 is pushed to move forwards, otherwise, the swing arm 31 drives the light shielding sheet 2 to swing to a side far away from the camera 200, and therefore the rotation of the swing arm 31 is converted into the movement of the light shielding sheet 2 along the front-back direction.

Based on the above embodiment, the swing arm 31 may further include a limit stop 314 connected to the traction portion 313, and the light shielding sheet 2 is located between the limit stop 314 and the extension arm 312. Spacing separation blade 314 and extension arm 312 need not to provide the clamp force to lens 2, and the setting of spacing separation blade 314 can prevent that lens 2 from upwards drunkenness and traction portion 313 break away from, guarantees swing arm 31 and lens 2's stability of being connected.

In other embodiments, the swing arm 31 may also be connected to the light shielding sheet 2 through a link structure or a cam structure, so as to achieve the function of the swing arm 31 swinging to drive the light shielding sheet 2 to move in the front-back direction.

Referring to fig. 5 again, the first limiting member 161 and the second limiting member 162 are disposed in the mounting cavity 13, when the light shielding sheet 2 is located at the first position, the extension arm 312 abuts against the first limiting member 161, and when the light shielding sheet 2 is located at the second position, the extension arm 312 abuts against the second limiting member 162. The first position and the second position of the light shielding sheet 2 are determined by arranging the first limiting member 161 and the second limiting member 162, so that the swing arm 31 is prevented from rotating too much or not at the position, the camera 200 can be completely exposed without influencing the function when the light shielding sheet 2 is in the first position, and the camera 200 can be completely shielded by the light shielding sheet 2 when the light shielding sheet 2 is in the second position, so that privacy disclosure is prevented.

In an embodiment, the driving mechanism includes an iron core 32 and a coil 33, the iron core 32 includes a base 321 and two connecting arms 322 disposed oppositely, the base 321 is connected between ends of the two connecting portions, one coil 33 is sleeved on each of the two connecting arms 322, and one end of each connecting arm 322 away from the base 321 is disposed in an arc shape to form a mounting position between the two connecting arms 322; the swing arm 31 further includes a ring-shaped magnet 315 disposed coaxially with the column portion 311, and the magnet 315 is disposed at the mounting position. That is, the opposite sides of the two connecting arms 322 have arc notches 323, the installation position corresponds to between the two arc notches 323, when the coil 33 is powered on, the two connecting arms 322 form a magnetic field at the installation position, the magnet 315 drives the swing arm 31 to rotate under the action of the magnetic field, so as to drive the light-shielding sheet 2 to slide forwards, and by changing the current direction, so as to change the direction of the magnetic field formed at the installation position, the magnet 315 drives the swing arm 31 to rotate under the action of the magnetic field, so as to drive the light-shielding sheet 2 to slide backwards. That is, in this embodiment, the swing arm 31 is driven to rotate in an electromagnetic manner, so as to ensure the smoothness of the light-shielding sheet 2 during sliding, and in other embodiments, the swing arm 31 may be driven to rotate relative to the positioning shaft 4 in a driving manner such as a motor or an air cylinder.

Referring to fig. 6 again, the swing arm 31 further includes a sleeve portion 316 disposed at one end of the column portion 311, the sleeve portion 316 is rotatably sleeved on the positioning shaft 4, and the magnet 315 is fixedly sleeved on the sleeve portion 316. This ensures that the positioning shaft 4, the columnar portion 311, the sleeve portion 316, and the magnet 315 are coaxially arranged, and the rotation centers are aligned. And the side of the column part 311 facing the magnet 315 is provided with a plurality of glue storage grooves 317, the number of the glue storage grooves 317 can be multiple, and the plurality of glue storage grooves 317 are arranged at intervals along the circumferential direction of the sleeve part 316, so that the connection stability of the swing arm 31 and the magnet 315 is ensured.

Specifically, a first limiting member 161 and a second limiting member 162 are arranged at the outer sides of the two connecting arms 322, the first limiting member 161 and the second limiting member 162 are used for limiting the front and back displacement of the iron core 32, the left and right side walls of the installation cavity 13 are used for limiting the left and right displacement of the iron core 32, a limiting step 17 is further arranged on the bottom wall of the installation cavity 13, and a limiting groove 171 matched with the end shape of the connecting arm 322 is formed in the limiting step 17; still be equipped with the stopper on the left side wall, the stopper is used for spacing iron core 32's upper and lower displacement, realizes full location to iron core 32 from this, prevents that iron core 32 from taking place the drunkenness or upset in installation cavity 13, guarantees that the magnetic field that coil 33 formed is stable to slide around guaranteeing anti-dazzling screen 2 and possess the uniform type, can target in place completely when anti-dazzling screen 2 slides to the primary importance from this, guarantee that camera 200 is shielded completely.

Wherein, the recess that communicates with finding a view hole 11 is seted up to one side that mounting base 1 deviates from camera 200, and the diapire of recess forms step face 14 in mounting base 1 two sides of finding a view hole 11, respectively sets up a limit stop 15 on the both sides wall of recess, and lens-shade 2 is located between step face 14 and limit stop 15. The passage between the step surface 14 and the limit stop 15 for the light shielding sheet 2 to pass through prevents the light shielding sheet 2 from tilting, and the side wall of the groove limits the sliding direction of the light shielding sheet 2.

In addition, the bridge type contact powered lens shielding element 100 further includes a cover plate 7, the cover plate 7 is provided with a avoiding hole 71 corresponding to the viewing hole 11, the cover plate 7 covers the side of the mounting base 1 departing from the camera 200, and the cover plate 7 is connected with the mounting base 1 in a snap-fit manner. The cover plate 7 is detachably connected with the mounting base 1 in a buckling manner, so that the bridge-type contact power supply lens shielding element 100 can be conveniently assembled, disassembled and maintained. The cover plate 7 covers the opening side of the mounting cavity 13, so that the driving assembly 3 is dustproof and protected.

The mounting base 1 is provided with a plurality of positioning protrusions 18, the cover plate 7 is provided with a plurality of positioning holes 73, the positioning protrusions 18 and the positioning holes 73 are consistent in number and are arranged in a one-to-one correspondence manner, and the position accuracy of the cover plate 7 during mounting is guaranteed.

Specifically, the cover plate 7 may be made of a metal material, a plurality of hooks 72 are disposed on both sides of the cover plate 7, a plurality of locking blocks 19 are disposed on both sides of the mounting base 1, the number of the hooks 72 is the same as that of the locking blocks 19, and the hooks 72 are in one-to-one correspondence to the locking blocks 19.

In addition, the utility model also provides an electronic device, which comprises the bridge type contact power supply lens shading element 100. Since the electronic device includes the bridge type contact lens shielding element 100 as described above, the electronic device has all the advantages of the bridge type contact lens shielding element 100, which will not be described herein again.

The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the technical solutions of the present invention, which are made by using the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (10)

1. The utility model provides a crane span structure formula contact power supply camera lens shields component, crane span structure formula contact power supply camera lens shields component sets up in the PCB board of electronic equipment and covers and establish on electronic equipment's camera, its characterized in that, crane span structure formula contact power supply camera lens shields component includes:

the mounting base is covered on the camera, and a viewing hole is formed in the mounting base corresponding to the viewing end of the camera;

the shading sheet is connected with the mounting base in a sliding manner;

the driving assembly comprises a driving mechanism and a swing arm which is rotatably connected with the mounting base, the swing arm is connected with the shading sheet, and the driving mechanism is used for driving the swing arm to rotate so as to drive the shading sheet to move back and forth between a first position and a second position;

the number of the metal reinforcing plates is two, the two metal reinforcing plates are respectively arranged on two opposite sides of the camera, and the two metal reinforcing plates are embedded in the mounting base;

the contact conductive copper sheet penetrates through the mounting base, one end of the contact conductive copper sheet is conducted with the driving mechanism, and the other end of the contact conductive copper sheet is abutted to the conductive contact on the PCB;

when the light shielding piece is located at the first position, the light shielding piece cover is arranged on one side, deviating from the camera, of the view finding hole, and when the light shielding piece is located at the second position, the camera is exposed from the view finding hole.

2. The bridge contact lens shading element of claim 1, wherein the mounting base is an integral piece, and the metal reinforcing plate is pre-embedded in the mounting base; or the mounting base is provided with mounting grooves matched with the metal reinforcing plates, and the metal reinforcing plates are embedded into the mounting grooves in a one-to-one correspondence manner.

3. The bridge type contact power supply lens shielding element as claimed in claim 1, wherein the contact conductive copper sheet comprises a substrate and an abutting part which are connected, the width of the abutting part is larger than that of the substrate, the substrate is arranged on the mounting base in a penetrating way, and one end of the substrate, which is far away from the abutting part, is connected with the driving mechanism; the abutting part is exposed out of the mounting base and is bent to form a contact surface abutted with the conductive contact.

4. The bridge type contact-powered lens shading element as claimed in claim 1, wherein the swing arm comprises a column portion, an extension arm and a traction portion, a positioning shaft is disposed on the mounting base, the column portion is sleeved on the positioning shaft, the extension arm extends outwards from the outer wall of the column portion along the radial direction of the column portion, and the traction portion is disposed at one end of the extension arm away from the column portion; the shading sheet is provided with a sliding groove, and the traction part is arranged in the sliding groove in a penetrating mode.

5. The bridge contact lens shade element of claim 4, wherein the swing arm further comprises a limit stop coupled to the traction portion, the shade being positioned between the limit stop and the extension arm.

6. The bridge contact lens shade element of claim 4, wherein the actuating mechanism comprises a plunger and a coil, the plunger comprising a base portion and two opposing link arms, the base portion being connected between ends of the two link arms, one coil being disposed over each of the two link arms, an end of each link arm distal from the base portion being arcuately configured to define a mounting location between the two link arms; the swing arm still include with the coaxial cyclic annular magnetite that sets up of column portion, the magnetite set up in installation position.

7. The bridge type contact-powered lens shielding element as claimed in claim 6, wherein the swing arm further comprises a sleeve portion disposed at one end of the cylindrical portion, the sleeve portion is rotatably sleeved on the positioning shaft, and the magnet is fixedly sleeved on the sleeve portion.

8. The bridge type contact lens shading element as claimed in any one of claims 1 to 7, wherein a groove communicating with the finder hole is formed on a side of the mounting base facing away from the camera, a bottom wall of the groove forms step surfaces on both sides of the finder hole of the mounting base, two limit stoppers are respectively disposed on both side walls of the groove, and the light shielding sheet is located between the step surfaces and the limit stoppers.

9. The bridge-type lens shielding element according to any one of claims 1 to 7, wherein the bridge-type lens shielding element further comprises a cover plate, the cover plate is provided with an avoiding hole corresponding to the viewing hole, the cover plate is covered on a side of the mounting base away from the camera, and the cover plate is connected to the mounting base by a buckle.

10. An electronic device comprising a bridge contact lens shading element as claimed in any one of claims 1 to 9.

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