CN218041476U

CN218041476U - External electronic viewfinder and photographic system thereof

Info

Publication number: CN218041476U
Application number: CN202222520087.8U
Authority: CN
Inventors: 曾伟玲
Original assignee: Yiyou Co Ltd
Current assignee: Yiyou Co Ltd
Priority date: 2022-09-22
Filing date: 2022-09-22
Publication date: 2022-12-13
Anticipated expiration: 2032-09-22

Abstract

The utility model relates to a production and the manufacturing field of photographic accessory, concretely relates to external electronic viewfinder, its mountable is on outside mobile terminal, the mainboard be equipped with mobile terminal carry out the communication module of communication and with the signal processing module that communication module is connected, communication module is used for acquireing mobile terminal's image data, signal processing module is used for handling image data and carries extremely the display screen, the display screen is used for showing the image data after handling, the display screen with magnetism inhale the piece respectively set firmly in on the double-phase offside of casing, but magnetism inhale on mobile terminal's the back, the battery set up in be used for in the casing do the mainboard and the display screen power supply. When the user uses the rear camera to carry out self-shooting, the user can observe the image collected by the rear camera in real time through the display screen, so that the picture meeting the expectation of the user is obtained.

Description

External electronic viewfinder and photographic system thereof

Technical Field

The utility model relates to a production and the manufacturing field of photographic accessory, concretely relates to external electronic viewfinder and camera system thereof.

Background

Most mobile terminals on the market all have leading camera and rear camera, when the user need autodyne, can use leading camera to shoot to the display screen through the mobile terminal front end can observe the formation of image effect in real time, so that the user adjusts shooting angle, user's expression or posture etc. in order to obtain satisfied formation of image photo.

However, in the conventional mobile terminal, since the display screen is disposed on the front end surface of the mobile terminal, in order to reduce the area of the display screen occupied by the front camera, a camera with lower performance needs to be selected as the front camera; and then the rear camera because it installs because do not occupy screen area at the mobile terminal back, so it can arrange the camera that the performance is higher, the quantity is more to promote the definition and the detail throughput of formation of image, the shooting effect that leads to leading to the front camera like this can be relatively poor in rear camera. However, since the rear camera and the display screen in the mobile terminal are located on different end faces, the user cannot obtain a good self-shot picture by self-shooting through the rear camera.

SUMMERY OF THE UTILITY MODEL

An object of the present disclosure is to provide an external electronic viewfinder and a photographing system thereof, so as to overcome the problem that a rear camera of a mobile terminal cannot be used for self-photographing.

The present disclosure provides an external electronic viewfinder mountable on an external mobile terminal, including: casing, display screen, mainboard, battery and magnetism inhale the piece, the mainboard be equipped with carry out the communication module of communication with mobile terminal and with the signal processing module that communication module is connected, communication module is used for acquireing mobile terminal's image data, signal processing module is used for handling image data and carries extremely the display screen, the display screen is used for showing the image data after handling, the display screen with magnetism inhale the piece respectively set firmly in on the double-phase offside of casing, magnetism inhale the piece can inhale on the back of mobile terminal, the battery set up in be used for in the casing for the mainboard and the display screen power supply.

In an exemplary embodiment of the present disclosure, a charging assembly is further disposed in the housing, the battery is connected to the charging assembly, and the charging assembly can be connected to the mobile terminal and charge the mobile terminal.

In an exemplary embodiment of the present disclosure, the magnetic attraction member includes a ring magnet and a positioning magnet, the ring magnet is used to attract the external electronic viewfinder to the mobile terminal, the positioning magnet is disposed outside the ring magnet, and the positioning magnet is used to cooperate with the ring magnet to realize positioning of the external electronic viewfinder.

In an exemplary embodiment of the present disclosure, the present disclosure further includes a clip arm, and the clip arm is slidably disposed on the housing;

the arm lock includes clamping part and sliding part, the clamping part with the sliding part is connected, just the clamping part dorsad the display screen stretches out, and wherein the part that stretches out can the centre gripping on mobile terminal, the casing is equipped with the spout, the sliding part slides and locates in the spout.

In an exemplary embodiment of the present disclosure, the external electronic viewfinder includes an elastic member;

the sliding groove is provided with a spring seat, the sliding part is provided with a spring mounting hole in the sliding direction, the spring seat is positioned in the spring mounting hole, one end of the elastic part is connected with the spring seat, and the other end of the elastic part is connected with the spring mounting hole;

the spring seat is provided with a first bulge, the mounting hole is provided with a second bulge corresponding to the first bulge, and the elastic piece is sleeved on the first bulge and the second bulge.

In an exemplary embodiment of the present disclosure, the housing is provided with an accommodating groove corresponding to the clamping portion, a rotating shaft is provided between the clamping portion and the sliding portion, and the clamping portion can be rotatably placed in the accommodating groove around the rotating shaft.

In an exemplary embodiment of the present disclosure, the external electronic viewfinder includes a connection port, the connection port is connected to the main board, the connection port can be connected to the mobile terminal through a connection line, and the connection line can be used for data transmission and power transmission.

In an exemplary embodiment of the present disclosure, the communication module includes a wireless connector capable of wirelessly transmitting image data with a mobile terminal.

In an exemplary embodiment of the present disclosure, the charging assembly includes a coil, the coil is disposed in a space enclosed by the magnetic attraction member, and the coil can transmit electric energy in the battery to a power receiving coil of the mobile terminal, so as to charge the mobile terminal.

The present disclosure further provides a photography system, which includes a mobile terminal and the external electronic viewfinder, the external electronic viewfinder communicates with the mobile terminal and acquires image data of the mobile terminal to form an image corresponding to the mobile terminal, and the external electronic viewfinder is magnetically attracted to the back of the mobile terminal.

The external electronic viewfinder and the photographic system thereof have the following beneficial effects: the mainboard be equipped with mobile terminal carry out the communication module of communication and with the signal processing module that communication module is connected, communication module is used for acquireing mobile terminal's image data, signal processing module is used for handling image data and carries extremely the display screen, the display screen is used for showing the image data after handling, the display screen with magnetism inhale the piece respectively set firmly in on the double-phase offside of casing, magnetism inhale the piece can inhale on mobile terminal's the back, the battery set up in be used for in the casing for do the mainboard and the display screen power supply. Will external electronic viewfinder magnetism inhale in on mobile terminal's the back, the display screen can be right the image that the rear camera of mobile terminal gathered shows, consequently the user can pass through when using rear camera to autodyne through the image that the rear camera of display screen real-time observation gathered to be convenient for the user to adjust shooting angle, self action, expression, obtain the photo that accords with user's expectation.

Additional features and advantages of the disclosure will be set forth in the detailed description which follows, or in part will be obvious from the description, or may be learned by practice of the disclosure.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and, together with the description, serve to explain the principles of the disclosure. It is to be understood that the drawings in the following description are merely exemplary of the disclosure, and that other drawings may be derived from those drawings by one of ordinary skill in the art without the exercise of inventive faculty.

Fig. 1 is a schematic flow chart of an external electronic viewfinder according to an embodiment of the present invention;

fig. 2 is a schematic flow chart of charging the mobile terminal by the external electronic viewfinder in the embodiment of the present invention;

fig. 3 is an exploded view of an external electronic viewfinder according to an embodiment of the present invention;

FIG. 4 is a schematic structural view of the embodiment of the present invention in which the rear housing is provided with a magnetic member;

fig. 5 is a schematic structural diagram of an external electronic viewfinder magnetically attached to a smart phone according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram of an external electronic viewfinder according to an embodiment of the present invention;

fig. 7 is a schematic diagram of a first structure in which an external electronic viewfinder is clamped to a smart phone according to an embodiment of the present invention;

fig. 8 is a schematic diagram of a second structure in which the external electronic viewfinder is clamped to the smart phone according to the embodiment of the present invention;

fig. 9 is a schematic view of a clamping state of the clamp arm according to an embodiment of the present invention;

fig. 10 is a schematic view of the holding arm in the embodiment of the present invention;

fig. 11 is a front view of the clamping state of the clamping arm in the embodiment of the present invention;

fig. 12 is a front view of the holding arm in the embodiment of the present invention;

fig. 13 is a schematic view of the assembly of the clamp arm with the rear housing in the clamping state according to the embodiment of the present invention;

fig. 14 is an assembly view of the clamping arm and the rear housing in the embodiment of the present invention.

Description of reference numerals:

10. a smart phone; 20. an external electronic viewfinder; 110. a main board; 120. a display screen; 210. a battery; 300. a housing; 301. a front housing; 302. a rear housing; 310. a first chute; 311. a spring seat; 320. a second chute; 400. a magnetic member; 410. a ring magnet; 420. positioning a magnet; 510. clamping arms; 511. a clamping part; 521. a first sliding section; 522. a spring mounting hole; 523. a second sliding section; 530. an elastic member; 540. a first protrusion; 550. a second protrusion; 560. a receiving groove; 570. a rotating shaft; 111. a communication module; 112. a signal processing module; 600. a connection port; 700. a wireless connector; 810. a coil; 820. a power receiving coil; 900. and connecting the wires.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the examples set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art.

Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. In the following description, numerous specific details are provided to give a thorough understanding of embodiments of the disclosure. One skilled in the relevant art will recognize, however, that the subject matter of the present disclosure can be practiced without one or more of the specific details, or with other methods, components, devices, steps, and so forth. In other instances, well-known methods, devices, implementations, or operations have not been shown or described in detail to avoid obscuring aspects of the disclosure.

The present disclosure is described in further detail below with reference to the figures and the specific embodiments. It should be noted that the technical features involved in the embodiments of the present disclosure described below may be combined with each other as long as they do not conflict with each other. The embodiments described below with reference to the accompanying drawings are illustrative and intended to explain the present disclosure, and should not be construed as limiting the present disclosure.

It should be noted that: reference herein to "a plurality" means two or more. "and/or" describe the association relationship of the associated objects, meaning that there may be three relationships, e.g., A and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. The character "/" generally indicates that the former and latter associated objects are in an "or" relationship.

The embodiment of the disclosure provides a photographing system, which includes an external electronic viewfinder 20 and a mobile terminal, wherein the external electronic viewfinder 20 communicates with the mobile terminal, acquires image data of the mobile terminal, and forms an image corresponding to the mobile terminal, and the external electronic viewfinder 20 is magnetically attached to the back of the mobile terminal.

The external electronic viewfinder 20 is magnetically attracted to the mobile terminal, the display screen 120 forms an image corresponding to the mobile terminal, and the image formed by the display screen 120 can be observed when the rear camera is used for taking a picture, so that the imaging effect of the rear camera is obtained in real time, the adjustment is carried out, and the picture with better definition, better details and more expected posture and expression is obtained.

In this embodiment, the mobile terminal includes a smart phone 10, a tablet computer, a camera, and the like, and in this embodiment, the mobile terminal is taken as the smart phone 10 for detailed description.

The disclosed embodiment also provides an external electronic viewfinder 20, which can be installed on an external mobile terminal.

Referring to fig. 1 and 3, the external electronic viewfinder 20 includes: casing 300, display screen 120, mainboard 110, battery 210 and magnetism piece 400 of inhaling, mainboard 110 is equipped with communication module 111 that carries out the communication with mobile terminal and the signal processing module 112 that is connected with communication module 111, communication module 111 is used for acquireing mobile terminal's image data, signal processing module 112 is used for handling image data and carry to display screen 120, display screen 120 is used for showing the image data after handling, display screen 120 and magnetism piece 400 of inhaling set firmly respectively on the double-phase offside of casing 300, magnetism piece 400 can inhale magnetism on mobile terminal's the back, battery 210 sets up and is used for supplying power for mainboard 110 and display screen 120 in casing 300. The external electronic viewfinder 20 magnetically attached to the back of the mobile terminal can obtain the imaging effect of the rear camera in real time through the display screen 120, so that the adjustment can be performed, and a photo with higher definition, better details and more expected posture and expression can be obtained.

In this embodiment, when the external electronic viewfinder 20 is used, one side of the external electronic viewfinder 20 having the magnetic element 400 is aligned with the back side of the mobile terminal, and the external electronic viewfinder 20 is magnetically attracted to the back side of the mobile terminal. When the mobile terminal takes a picture through the rear camera, the image data is transmitted to the external electronic viewfinder 20 and is displayed through the display screen 120 on the external electronic viewfinder 20. Since the display screen 120 is disposed on one side of the back surface of the mobile terminal, the user can acquire a real-time photographed image through the display screen 120.

Referring to fig. 6, the external electronic viewfinder 20 includes a connection port 600, the communication module 111 and the charging component are connected to the connection port 600, the connection port 600 is connected to the main board 110, and the connection port 600 can be connected to the mobile terminal through a connection line 900 for data transmission and power transmission.

Wherein, the data transmission has at least the following embodiments:

in some embodiments, the communication module 111 is connected to the connection port 600, the connection port 600 is used for inserting the connection line 900, the other end of the connection line 900 is connected to the interface of the smart phone 10, and data is transmitted from the mobile terminal to the communication module 111 through the connection line 900, wherein the data includes image data and audio data.

In another embodiment, the communication module 111 includes a wireless connector 700, the wireless connector 700 is configured as a bluetooth module, a WiFi (wireless communication technology) module, and the like, the wireless connector 700 is electrically connected to the signal processing module 112, the signal processing module 112 receives and processes the image data of the communication module 111, and then transmits the image data to the display screen 120, and wirelessly transmits the image data with the smart phone 10.

Referring to fig. 2 and 6, a charging assembly is further disposed in the housing 300, the battery 210 is connected to the charging assembly, the charging assembly can be connected to the mobile terminal and charge the mobile terminal, especially when the power loss is more significant during long-term shooting, a cruising period can be provided for the mobile terminal, and the charging assembly can reversely charge the mobile terminal and also can positively supply power to the battery 210.

Wherein the power transmission has at least the following embodiments:

in some embodiments, the connection port 600 is connected to the charging component, the connection port 600 can be inserted by the connection line 900, the other end of the connection line 900 is connected to the interface of the smart phone 10, electric energy is transmitted from the battery 210 to the smart phone 10 through the connection line 900, the smart phone 10 is charged, and the connection line 900 can be connected to an external power source to charge the battery 210.

In another embodiment, the charging assembly includes a coil 810, and the coil 810 is capable of transferring the power in the battery 210 to a power receiving coil 820 of the mobile terminal to charge the mobile terminal. And coil 810 can interface with an external power coil to charge battery 210.

Referring to fig. 3, the communication module 111 and the signal processing module 112 are integrated on the main board 110, wherein the main board 110 is electrically connected to the display screen 120, and the data signal in the external electronic viewfinder 20 is transmitted by an electrical signal.

Referring to fig. 4, the magnetic element 400 includes a ring magnet 410 and a positioning magnet 420, the ring magnet 410 is used for magnetically attracting the external electronic viewfinder 20 to the mobile terminal, the positioning magnet 420 is disposed outside the ring magnet 410, and the positioning magnet 420 is used for cooperating with the ring magnet 410 to position the external electronic viewfinder 20.

In this embodiment, the smart phone 10 is provided with an annular magnetic metal corresponding to the annular magnet 410, one or more positioning magnetic metals capable of cooperating with the positioning magnet 420 are disposed outside the annular magnetic metal, and the positioning magnet 420 can be magnetically attracted to the one or more positioning magnetic metals, so that the external electronic viewfinder 20 can be fitted to the back of the smart phone 10 at different angles.

Referring to fig. 3, the coil 810 is disposed in a space enclosed by the magnetic attraction member 400, specifically, in a space enclosed by the ring magnet 410, so as to save an installation space.

Referring to fig. 3, the housing 300 includes a front housing 301 and a rear housing 302, and the front housing 301 and the rear housing 302 may be clamped to each other, fastened by a fastener, and the like.

Referring to fig. 3, the front case 301, the main board 110, the battery 210, and the rear case 302 are sequentially arranged from front to back, the display screen 120 is embedded in the front case 301, and the magnetic attraction member 400 is embedded in the rear case 302, so that the structure is compact.

Referring to fig. 5, the external electronic viewfinder 20 is magnetically attached to the smart phone 10, when the external electronic viewfinder 20 is magnetically attached to the back of the smart phone 10, the external electronic viewfinder can be directly attached to the metal casing, and if the casing of the smart phone 10 is made of plastic, a corresponding magnet is adhered to the plastic casing, so that the external electronic viewfinder 20 can be attached to the smart phone 10.

Referring to fig. 6, the connection port 600 is provided on a side surface of the housing 300, is integrated with the main board 110, and can transmit data and power while inserting the connection line 900 into the connection port 600.

Referring to fig. 7, the external electronic viewfinder 20 includes a clip arm 510, the clip arm 510 is slidably disposed on the housing 300 away from the display 120, and when the external electronic viewfinder 20 is magnetically attracted to the back of the smart phone 10, the external electronic viewfinder 20 is clamped on the smart phone by the clip arm 510, so that the external electronic viewfinder 20 is more stable, and the rear housing 302 of the external electronic viewfinder 20 abuts against the housing of the smart phone 10, which can prevent unstable connection caused by magnetic force attenuation due to shaking of the smart phone 10 or due to the fact that the smart phone 10 has a protective housing.

Referring to fig. 7, when the housing of the smartphone 10 is a metal housing, the external electronic viewfinder 20 can be fixed to the back of the smartphone 10 only by using the clip arms 510 when the housing of the smartphone 10 is made of plastic, because the external electronic viewfinder 20 can be simultaneously held on the back of the smartphone 10 by the magnetic attraction of the magnetic attraction member 400 and the mechanical clipping of the clip arms 510.

Referring to fig. 8 to 14, the clamping arm 510 includes a clamping portion 511 and a sliding portion, the clamping portion 511 is connected to the sliding portion, and the clamping portion 511 extends away from the display screen 120, wherein the extending portion can be clamped on the mobile terminal, the housing 300 is provided with a sliding slot, the sliding portion is slidably disposed in the sliding slot, and slides relatively on the rear housing 302 to clamp two sides of the bezel of the smart phone 10.

Referring to fig. 13 and 14, the sliding grooves include a first sliding groove 310 and a second sliding groove 320 which are parallel to each other and spaced apart from each other, the sliding portions include a first sliding portion 521 and a second sliding portion 523 which are parallel to each other and spaced apart from each other, the first sliding portion 521 is slidably disposed on the first sliding groove 310, and the second sliding portion 523 is slidably disposed on the second sliding groove 320, so that the sliding portions slide in the sliding grooves.

Referring to fig. 13 and 14, the first sliding link 310 is provided with a spring seat 311, the spring seat 311 is fixedly provided on the rear housing 302, and the first sliding portion 521 is provided with a spring mounting hole 522 in the sliding direction. The external electronic viewfinder 20 further includes an elastic member 530, the elastic member 530 is disposed in the spring installation hole 522, the spring seat 311 and the spring installation hole 522 are slidable relative to each other, one end of the elastic member 530 is connected to the spring seat 311, and the other end of the elastic member 530 is connected to the spring installation hole 522. The elastic member 530 can provide a clamping force toward the middle to the slide part when the clamping part 511 clamps, thereby clamping the smart phone 10.

Referring to fig. 9, 11 and 13, when the clamping arm 510 is in the clamping state, the elastic member 530 is in the extending state, and the two clamping portions 511 slide in opposite directions, so that the sliding portions are spaced from the bottom of the sliding groove, and when the clamping portions 511 are clamped in the smart phone 10, the elastic member 530 continuously provides a clamping force toward the middle, so that the clamping is kept stable.

Referring to fig. 13, the spring seat 311 has a first protrusion 540, the mounting hole has a second protrusion 550 corresponding to the first protrusion 540, and the elastic member 530 is sleeved on the first protrusion 540 and the second protrusion 550, so that the elastic member 530 is more convenient to mount.

In this embodiment, the elastic member 530 is a spring.

Referring to fig. 10, 12 and 14, when the clip arm 510 is in the storage state, the housing 300 is provided with a storage groove 560 corresponding to the grip portion 511, a rotation shaft 570 is provided between the grip portion 511 and the slide portion, and the grip portion 511 is rotatably placed in the storage groove 560 about the rotation shaft 570.

In the present disclosure, unless otherwise expressly stated or limited, the terms "disposed (provided)", "connected", and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integral; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present disclosure can be understood by those of ordinary skill in the art as appropriate.

In the description herein, references to the description of "some embodiments" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment is included in at least one embodiment of the disclosure. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present disclosure have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present disclosure, and that changes, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present disclosure, and therefore all changes and modifications that are intended to be covered by the claims and the specification of this disclosure are within the scope of the patent disclosure.

Claims

1. An external electronic viewfinder, which is mountable on an external mobile terminal, comprising: casing, display screen, mainboard, battery and magnetism inhale the piece, the mainboard be equipped with carry out the communication module of communication with mobile terminal and with the signal processing module that communication module is connected, communication module is used for acquireing mobile terminal's image data, signal processing module is used for handling image data and carries extremely the display screen, the display screen is used for showing the image data after handling, the display screen with magnetism inhale the piece respectively set firmly in on the double-phase offside of casing, magnetism inhale the piece can inhale on the back of mobile terminal, the battery set up in be used for in the casing for the mainboard and the display screen power supply.

2. The external electronic viewfinder of claim 1, wherein a charging assembly is further disposed in the housing, the battery is connected to the charging assembly, and the charging assembly is capable of being connected to and charging the mobile terminal.

3. The external electronic viewfinder of claim 1, wherein the magnetic element comprises a ring magnet and a positioning magnet, the ring magnet is used for magnetically attracting the external electronic viewfinder to the mobile terminal, the positioning magnet is disposed outside the ring magnet, and the positioning magnet is used for cooperating with the ring magnet to realize positioning of the external electronic viewfinder.

4. The external electronic viewfinder of claim 1, further comprising a clipping arm, wherein the clipping arm is slidably disposed on the housing;

5. The external electronic viewfinder of claim 4, wherein the external electronic viewfinder comprises an elastic member;

the sliding groove is provided with a spring seat, the sliding part is provided with a spring mounting hole in the sliding direction, the spring seat is positioned in the spring mounting hole, one end of the elastic piece is connected with the spring seat, and the other end of the elastic piece is connected with the spring mounting hole;

6. The external electronic viewfinder of claim 4, wherein the housing has a receiving slot corresponding to the clamping portion, a rotating shaft is disposed between the clamping portion and the sliding portion, and the clamping portion can be placed in the receiving slot around the rotating shaft.

7. The external electronic viewfinder of claim 1, comprising a connection port, wherein the connection port is connected to the main board, and the connection port can be connected to a mobile terminal through a connection line, and the connection line can be used for data transmission and power transmission.

8. The external electronic viewfinder of claim 1, wherein the communication module comprises a wireless connector, and the wireless connector is capable of wirelessly transmitting image data with a mobile terminal.

9. The external electronic viewfinder of claim 2, wherein the charging component comprises a coil, the coil is disposed in a space enclosed by the magnetic attraction component, and the coil can transmit electric energy in the battery to a power receiving coil of the mobile terminal, so as to charge the mobile terminal.

10. A camera system, comprising a mobile terminal and the external electronic viewfinder of any one of claims 1 to 9, wherein the external electronic viewfinder communicates with the mobile terminal, acquires image data of the mobile terminal, and forms an image corresponding to the mobile terminal, and the external electronic viewfinder is magnetically attracted to the back side of the mobile terminal.