CN113726986A - Camera with wireless communication function - Google Patents
Camera with wireless communication function Download PDFInfo
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- CN113726986A CN113726986A CN202010447196.4A CN202010447196A CN113726986A CN 113726986 A CN113726986 A CN 113726986A CN 202010447196 A CN202010447196 A CN 202010447196A CN 113726986 A CN113726986 A CN 113726986A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/51—Housings
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Abstract
The application provides a 5G camera with a wireless communication function. The camera comprises a shell, a camera module, an antenna module and a cover body, wherein the shell forms a sealed cavity, the camera module is arranged in the cavity, the antenna module is arranged outside the shell, the cover body is detachably connected with the shell, the cover body and the shell form an expansion cavity, the antenna module is accommodated in the expansion cavity, and the camera module is electrically connected with the antenna module to realize networking of the camera module. The application provides the camera has solved the current camera and has not been convenient for install the problem of maintaining.
Description
Technical Field
The application relates to the technical field of camera equipment, in particular to a camera with a wireless communication function.
Background
The camera is widely applied in daily life, such as fields of safe cities, traffic, garden monitoring and the like, and is developed rapidly in recent years. Not only is the function of the camera simple to record pictures, but also to analyze the pictures in real time, such as: face recognition, license plate recognition, and the like. With higher and higher user demands, cameras based on 5G networking will become the mainstream in the future. Because the module of making a video recording has to the sensitive part of environment, need set up the module of making a video recording in a casing that has the gas tightness, but the antenna module among the current camera also sets up in this casing that has the gas tightness, inconvenient extension and maintenance antenna module like this to make the camera adapt to different application scenes.
Disclosure of Invention
The application provides a camera with wireless communication function, has solved the problem that current camera is not convenient for expand and maintain antenna module.
This application camera with radio communication function includes the casing, makes a video recording the module, antenna module and the cover body, the casing forms sealed cavity, it locates to make a video recording the module in the cavity, the antenna module is located the casing is outside, the cover body can dismantle connect in the casing, and with the casing constitutes the extension chamber, the antenna module is acceptd the extension intracavity, make a video recording the module with the antenna module electricity is connected, in order to realize the module networking of making a video recording.
This application camera with radio communication function is through inciting somebody to action the module of making a video recording is located the casing in the cavity, antenna module locates the casing is outside, the cover body can dismantle connect in the casing, and with the casing constitutes the extension chamber, antenna module accepts the extension intracavity, that is to say, make a video recording the module with antenna module locates in the different cavitys of mutual isolation to only need open when installing the maintenance to antenna module the cover body just can be right antenna module maintains, and need not open the cavity, thereby need not destroy the gas tightness of cavity, it is more convenient the maintenance of camera has reduced the maintenance degree of difficulty and the maintenance time of camera. It can be understood that the camera module comprises optical elements and other devices which are sensitive to the environment, and the camera module needs to be installed in the cavity with good air tightness, and elements in the antenna module are not sensitive to the environment, and only waterproof performance needs to be guaranteed. If the antenna module and the camera module are both located in the cavity, the air tightness of the cavity is damaged during maintenance of the antenna module, and the camera needs to be subjected to air tightness test again after the antenna module is maintained, so that the reliability of the camera is possibly caused while the installation efficiency is influenced. This application is through inciting somebody to action the antenna module is located the cavity is outside to make it accept in the casing with between the cover body, avoided the camera is when maintaining the module of making a video recording is because the reliability risk and the not good problem of maintenance efficiency that the gas tightness is destroyed and lead to. Simultaneously, the cover body can be dismantled connect in on the casing, so that the installation of antenna module is maintained.
In one embodiment, the casing includes main part and safety cover, the main part includes relative first side and the second side that sets up, the module of making a video recording is located first side, the safety cover is connected to first side and shade the module of making a video recording, the second side with the cover body constitutes the extension chamber. The protective cover is used for protecting the camera module and is matched with the main body to form the cavity, so that the camera module provides accommodating space.
In one embodiment, a first connector and a second connector are disposed in the expansion cavity, the first connector is electrically connected to the camera module, the second connector is electrically connected to the antenna module, and the first connector and the second connector are plugged together to electrically connect the camera module and the antenna module. The camera module and the antenna module realize quick insertion through the first joint and the second joint, and the installation efficiency and the disassembly efficiency of the camera are improved. And the first joint is arranged in the expansion cavity, namely the first joint is positioned outside the cavity, so that the air tightness in the cavity is not influenced when the antenna module is maintained, and the antenna module and the camera module are disconnected or connected.
In one embodiment, the antenna module is detachably connected to the second side, and the antenna module is detachably connected to the second side, so that when the antenna module is maintained, the antenna module is only required to be detached from the second side of the main body, and the antenna module is maintained more conveniently.
In one embodiment, the antenna module comprises a cover body and an antenna, wherein the cover body is detachably connected with the main body to form a sealed cavity, and the antenna is accommodated in the sealed cavity; the first joint and the second joint are located between the cover and the housing. That is to say, first joint and second connect all to be located outside the sealed chamber, make things convenient for the antenna module assembly installation is maintained. The cover body is connected to the main body and forms a sealed cavity for accommodating the antenna, so that the antenna can be effectively protected, and external water is prevented from entering the sealed cavity to influence the performance of the antenna.
In one embodiment, the camera module comprises a mounting frame, the mounting frame comprises a fixed portion and a supporting portion connected with the fixed portion, the fixed portion is connected with the side face of the main body, the supporting portion is arranged on the second side, and the antenna module is detachably connected with the second side through the supporting portion. The antenna module is detachably connected to the supporting part, so that the antenna module can be conveniently installed and maintained. It is understood that the support portion is connected between the main body and the antenna module, so that the mounting bracket can better support the main body and the antenna module. The mounting rack is used for fixing the camera on a wall or a mounting rod and other places where the camera needs to be arranged. In one embodiment, the antenna module comprises a base, a cover and an antenna, wherein the base is arranged on the supporting part, and the cover is hermetically fixed on the base to form a sealed cavity for accommodating the antenna with the base; the first and second joints are located outside of the sealed cavity. That is to say, first joint and second connect all to be located outside the sealed chamber, make things convenient for the antenna module assembly installation is maintained. The base and the cover of the antenna module form a sealed cavity for accommodating the antenna, and it can be understood that the antenna module is in a modular design, the base of the antenna module can be directly fixed on the supporting part and electrically connected with the antenna module and the camera module, so that the antenna module can be rapidly installed, and when the antenna module needs to be maintained, the antenna module can be rapidly detached from the supporting part to maintain or replace the antenna module. And the antenna module with different functions can be replaced according to the requirements of users.
In one embodiment, the cover is made of a plastic material, such as one or more of polycarbonate, resin, and the like, and the material of the cover is limited to the plastic material, so as to ensure that the cover does not affect the signal transceiving performance of the antenna, and ensure the signal transceiving effect of the antenna.
In one embodiment, the antenna module further includes a driving board and an antenna bracket, the driving board is disposed on a mounting surface of the base facing the cover, the antenna bracket is disposed on a side of the driving board facing away from the base, the antenna is disposed on the antenna bracket, the driving board is electrically connected to the antenna and the wire, and the driving board is used for controlling the antenna to receive or transmit signals. The antenna bracket is used for fixing the antenna so as to ensure the signal of the antenna. The drive board is arranged on the base, so that the normal operation of the antenna is guaranteed through heat dissipation of the base.
In one embodiment, the base is formed from a thermally conductive material. The heat conduction material is convenient for do the drive plate heat dissipation has guaranteed the radiating effect of base.
In one embodiment, the thermally conductive material is a metallic material. The metal material is low in cost, good in heat dissipation effect and capable of guaranteeing that the base can quickly dissipate heat of the drive board and guaranteeing the electrical property of the drive board. Of course, in other embodiments, the heat conducting material may also be a non-metal material, such as a non-metal material like graphene.
In one embodiment, a thermal pad is disposed between the drive plate and the mounting surface. Therefore, the driving board can quickly conduct heat to the base through the heat conducting pad, quick heat dissipation is achieved through the base, the heat dissipation effect of the driving board is effectively guaranteed, and the operation performance of the driving board is guaranteed.
In one embodiment, the antenna bracket includes a first plate and a second plate vertically connected to the first plate, the first plate is located on a side of the driving board opposite to the base, and the antenna is located on the second plate, so that the antenna is vertically disposed relative to the driving board, thereby avoiding the influence of the base on the radiation range of the antenna and ensuring the signal effect of the antenna. Of course, in other embodiments, the antenna may also be disposed in parallel with the driving board through the antenna bracket.
In one embodiment, the radiation direction of the antenna is a circumferential direction perpendicular to the direction from the base to the cover. That is to say, the antenna can not be influenced by the base in the radiation process, and the radiation range of the antenna is ensured.
In one embodiment, the antenna module further includes a wire electrically connected to the antenna and the second connector, and the base includes a wire through hole, where the wire penetrates through the wire through hole and extends out of the sealed cavity to be electrically connected to the first connector. Namely, the antenna module and the camera module are electrically connected through the conducting wire.
In one embodiment, the antenna module further comprises a fixing member, the fixing member is sleeved on the periphery of the wire, the fixing member comprises a connecting portion, and the connecting portion is in threaded connection with the inner wall of the wire passing hole to fix the fixing member to the base. That is to say, this application passes through the mounting in order to incite somebody to action the wire with it is fixed to cross the line jogged joint, simultaneously the mounting still is used for sealing the wire with cross between the line hole, guarantee inside the antenna module (promptly sealed chamber) is sealed, can effectively protect the antenna to outside water gets into sealed chamber influences the performance of antenna.
In one embodiment, the installation department is established to the one end of mounting, the installation department is used for cooperating with locking tool, in order to realize connecting portion with the screw-thread fit of the inner wall of crossing the line hole, the installation department with be equipped with the accommodation space between the inner wall of crossing the line hole. The installation department is used for helping connecting portion be connected to the base, the accommodation space be convenient for locking tool with the installation department cooperation makes connecting portion are fixed in fast the base.
In one embodiment, the antenna module further comprises a clamping ring, the clamping ring is located in the accommodating space, and the clamping ring is sleeved on the periphery of the mounting portion and clamped with the base. The snap ring is used for clamping and fixing the fixing piece to prevent the fixing piece from loosening and falling off due to connection of the wire passing hole, so that the fixing piece is more stably fixed in the wire passing hole, the sealing cavity of the antenna module is sealed, the antenna can be effectively protected, and the influence of external water on the performance of the antenna due to the sealing cavity is avoided.
In one embodiment, the fixing member and the inner wall of the wire passing hole are provided with a first sealing element, the first sealing element is located between the connecting portion and the mounting portion, the snap ring and the fixing member are provided with a second sealing element, the second sealing element is located between the first sealing element and the snap ring, the snap ring and the inner wall of the wire passing hole are provided with a third sealing element, and the third sealing element is located at one end, far away from the snap ring, of the second sealing element. The first sealing element, the second sealing element and the third sealing element form a multi-stage sealing structure so as to ensure that the fixing element and the clamping ring are sealed more tightly between the wire through holes, and the fixing element and the clamping ring are prevented from entering the sealing cavity from the gap to influence the performance of the antenna. In one embodiment, the base includes a raised portion located on a side of the base facing away from the antenna and connected to the second side, and the wire hole penetrates through the raised portion. The heightening part is arranged between the antenna and the main body and used for heightening the antenna and increasing the distance between the antenna and the main body, thereby avoiding the influence of the main body on the signal radiated by the antenna and effectively improving the performance of receiving and transmitting the signal of the antenna. Meanwhile, the wire passing hole penetrates through the raised part, namely, the wire passes through the raised part (namely, the internal wire), so that on one hand, the attractiveness of the antenna module is improved, and on the other hand, the internal wire also plays a role in protecting the wire. Of course, in other embodiments, the wire through hole may not penetrate through the raised portion.
In one embodiment, the housing is opaque to light. The cover body is used for shading sun to prevent the temperature of the camera from being too high, and the normal operation of electronic elements such as a driving plate and the like in the camera is ensured. Simultaneously the cover body still is used for preventing the foreign matter, protects the antenna module, the cover body has still played the decoration the effect of the outward appearance of camera, so that the camera is more pleasing to the eye, improves user experience.
In one embodiment, the cover body is made of a plastic material, such as a plastic material, e.g., a plastic material such as polycarbonate, and the material of the cover body is limited to the plastic material, so as to ensure that the signal transceiving performance of the antenna is not affected by the cover body, and ensure the signal transceiving effect of the antenna.
In one embodiment, the enclosure is sealed from the second side to prevent water from entering the space between the enclosure and the second side and corroding the antenna module.
This application camera with radio communication function is through inciting somebody to action the module of making a video recording is located the casing in the cavity, antenna module locates the casing is outside, the cover body can dismantle connect in the casing, and with the casing constitutes the extension chamber, antenna module accepts the extension intracavity, that is to say, make a video recording the module with antenna module locates in the different cavitys of mutual isolation to only need open when installing the maintenance to antenna module the cover body just can be right antenna module maintains, and need not open the cavity, thereby need not destroy the gas tightness of cavity, it is more convenient the maintenance of camera has reduced the maintenance degree of difficulty and the maintenance time of camera. It can be understood that the camera module comprises optical elements and other devices which are sensitive to the environment, and the camera module needs to be installed in the cavity with good air tightness, and elements in the antenna module are not sensitive to the environment, and only waterproof performance needs to be guaranteed. If the antenna module and the camera module are both located in the cavity, the air tightness of the cavity is damaged during maintenance of the antenna module, and the camera needs to be subjected to air tightness test again after the antenna module is maintained, so that the reliability of the camera is possibly caused while the installation efficiency is influenced. This application is through inciting somebody to action the antenna module is located the cavity is outside to make it accept in the casing with between the cover body, avoided the camera is when maintaining the module of making a video recording is because the reliability risk and the not good problem of maintenance efficiency that the gas tightness is destroyed and lead to.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments or the background art of the present application, the following description will be made on the drawings which are required to be used in the embodiments or the background art of the present application;
fig. 1 is a schematic structural diagram of a first embodiment of a camera with a wireless communication function provided in an embodiment of the present application;
FIG. 2 is an exploded view of the camera of FIG. 1;
FIG. 3 is a schematic block diagram of another embodiment of the camera shown in FIG. 2;
fig. 4 is a schematic structural view of an antenna module of the camera shown in fig. 2;
fig. 5 is a schematic cross-sectional view of the antenna module shown in fig. 4;
fig. 6 is a schematic structural diagram of a base of the antenna module shown in fig. 4;
fig. 7 is a schematic diagram of a partial structure of the antenna module shown in fig. 5;
fig. 8 is a partial structural diagram of a conductive line of the antenna module shown in fig. 7;
fig. 9 is an exploded view of a portion of the antenna module shown in fig. 7;
fig. 10 is a schematic structural diagram of a second embodiment of a camera with a wireless communication function provided in an embodiment of the present application;
fig. 11 is a schematic structural diagram of a third embodiment of a camera with a wireless communication function provided in an embodiment of the present application;
fig. 12 is a schematic structural diagram of a third embodiment of a camera with a wireless communication function according to an embodiment of the present application.
Detailed Description
The embodiments of the present application will be described below with reference to the drawings.
The camera is widely applied to daily life of people, and is mainly applied to scenes such as safe cities, intelligent traffic, parks, building monitoring and the like. The camera is used for recording pictures and analyzing the pictures in real time, such as: face recognition, license plate recognition, and the like. In deserts, network cables along rivers and the like are not easy to lay and are used, and networking is needed to be carried out through 4G or 5G signals. The traditional camera scheme can not solve the influence of a camera main body on 4G, 5G antenna shielding and the like. Meanwhile, the camera arranged outdoors needs to resist severe environments such as rain, sunshine, wind, sand and the like, and the requirement on the design of shell sealing is very high.
In view of this, the present disclosure provides a camera with wireless communication function, which solves the problems of the prior art that the antenna module of the camera is inconvenient to assemble and maintain, and the signals of the 4G and 5G antennas are not good.
Referring to fig. 1 and fig. 2, fig. 1 is a schematic structural diagram of a camera with a wireless communication function according to an embodiment of the present application. Fig. 2 is an exploded view of the camera of fig. 1.
The camera 100 with the wireless communication function comprises a shell 10, a camera module 20, an antenna module 30 and a cover 40, wherein the shell 10 forms a sealed cavity 11, the camera module 20 is arranged in the cavity 11, the antenna module 30 is arranged outside the shell 10, the cover 40 is detachably connected to the shell 10 and forms an expansion cavity a with the shell 10, the antenna module 30 is accommodated in the expansion cavity a, and the camera module 20 is electrically connected with the antenna module 30 to realize networking of the camera module 20. That is to say, the camera module 20 realizes networking through the antenna module 30 to upload the picture information shot by the camera module 20 to the relevant server, so that the user can browse the picture information monitored by the camera module 20 at any time and any place.
When the camera 100 monitors a certain area, for example, a road, a garden, or the like. The lens of the camera module 20 faces the area to be monitored, records and analyzes the area to be monitored in real time, and uploads information data such as analysis information to a related server through the antenna module 30, so that a user can browse the image information monitored by the camera module 20 at any time and any place. When the camera 100 monitors suspicious or dangerous information, it may also send warning information to the user through the antenna module 30 to remind the user to perform related operations.
This application camera 100 is through locating the module of making a video recording 20 in the cavity 11 of casing 10, the antenna module 30 is located the casing 10 outside, cover body 40 can dismantle and connect in casing 10, and constitute extension chamber a with casing 10, antenna module 30 is acceptd in extension chamber a, that is to say, module 20 and antenna module 30 of making a video recording locate in the different cavities of mutual isolation, so that only need open cover body 40 and just can maintain antenna module 30 when installing maintenance to antenna module 30, and need not open cavity 11, thereby need not destroy the gas tightness of cavity 11, make things convenient for camera 100's maintenance more, the maintenance degree of difficulty that has reduced camera 100, and maintenance time. It can be understood that the camera module 20 includes optical elements and other devices sensitive to the environment, and needs to be installed in the cavity 11 with good air tightness, while the components in the antenna module 30 are not sensitive to the environment, and only waterproof needs to be ensured. If the antenna module 30 and the camera module 20 are both located in the cavity 11, the air tightness of the cavity 11 may be damaged when the antenna module 30 is maintained, and after the antenna module 30 is maintained, an air tightness test needs to be performed on the camera 100 again, which may affect the installation efficiency and also may cause the reliability of the camera 100. According to the camera module, the antenna module 30 is arranged outside the cavity 11 and is contained between the shell 10 and the cover 40, so that the problems of reliability risk and poor maintenance efficiency caused by the fact that the air tightness of the camera module 20 is damaged when the camera 100 is maintained are solved. Meanwhile, the cover 40 is detachably attached to the housing 10 to facilitate installation and maintenance of the antenna module 30.
As shown in fig. 2, the housing 10 includes a main body 12 and a protective cover 13, the main body 12 includes a first side 121 and a second side 122 which are oppositely disposed, the camera module 20 is disposed on the first side 121, and the protective cover 13 is connected to the first side 121 and covers the camera module 20, that is, the cavity 11 is formed by sealing the protective cover 13 and the main body 12. The second side 122 and the enclosure 40 define an expansion chamber a. Specifically, be equipped with the sealing rubber ring between first side 121 and the safety cover 13 to make cavity 11 reach airtight protection, for providing environmental support to the sensitive part of environment in the module 20 of making a video recording, guarantee to make a video recording module 20 and use in cavity 11, avoid making a video recording module 20 because of advancing steam and hazing, influence the problem that camera 100 imaged. It will be appreciated that the housing 10 and camera module 20 form a camera module to facilitate functional expansion of the camera module 20. The protective cover 13 is used for protecting the camera module 20, and is matched with the main body 12 to form the cavity 11, so as to provide a containing space for the camera module 20. The main body 12 and the cover 40 form an expansion cavity a for accommodating the antenna module 30 to protect and accommodate the antenna module 30. In the present embodiment, the main body 12 has a cylindrical shape, and the main body 12 is made of a metal material, so that the main body 12 has a sufficient supporting force to support the components inside the camera 100. The metallic material may be, for example, one or more of iron, steel, aluminum, and the like. The protective cover 13 is bowl-shaped, and the protective cover 13 is made of transparent material, so that the camera module 20 located inside the protective cover 13 can monitor the picture information outside the protective cover 13. Of course, in other embodiments, the body 12 and the protective cover 13 may have other shapes. The protective cover 13 can also shield light to prevent light from entering the cavity 11, and prevent the interior of the cavity 11 from being overheated to affect the performance of the camera module 20.
The camera module 20 includes a first connector 21 electrically connected to the circuit board of the camera module 20, and the first connector 21 extends into the cavity a to electrically connect the camera module 20 and the antenna module 30. That is, the first connector 21 is located outside the chamber 11 so as not to affect the airtightness inside the chamber 11 when the antenna module 30 is maintained, and the antenna module 30 and the camera module 20 are disconnected or connected. Specifically, the first connector 21 is connected to the circuit board of the camera module 20 through an electric wire, and the electric wire penetrates through the main body 12 and is connected to the main body 12 in a sealing manner, so as to ensure the air tightness of the cavity 11. In this embodiment, the lens in the camera module 20 can be set with different functions according to different requirements. The first connector 21 is a waterproof connector, which can effectively prevent water from entering the electric wire and avoid the failure of equipment caused by short circuit of the electric wire. Of course, in other embodiments, the wires may be sealed from the body 12 by other sealing structures.
The camera 100 further includes a mounting bracket 50, the mounting bracket 50 is disposed on a side surface of the main body 12, the side surface of the main body 12 is a surface connecting the first side 121 and the second side 122, and the mounting bracket 50 is used for fixing the camera 100 on a wall or a mounting pole or the like where the camera 100 is to be disposed. In this embodiment, the mounting frame 50 includes a fixing portion 51 and a supporting portion 52 connected to the fixing portion 51, the supporting portion 52 is disposed on the second side 122 and connected between the antenna module 30 and the second side 122, so as to better support the main body 12 and the antenna module 30, the fixing portion 51 is disposed on the outer side of the main body 12 and connected to the side of the main body 12, that is, the mounting frame 50 is not only connected to the side of the main body 12, but also provided with the supporting portion 52 extending to the second side 122 of the main body 12 and connected to the second side 122, so as to effectively increase the connection area between the mounting frame 50 and the main body 12 and the antenna module 30, and enable the mounting frame 50 to more stably support the antenna module 30, the main body 12, and the camera module 20 and related components disposed on the main body 12. The fixing portion 51 and the supporting portion 52 are each fixed to the side and the second side 122 of the body 12 by a screw manner, respectively. The mount 50 is made of a metal material so that the mount 50 has a sufficient supporting force to support components inside the camera 100. The metallic material may be, for example, one or more of iron, steel, aluminum, and the like. Of course, in other embodiments, the mounting bracket 50 may be connected to only the side of the main body 12, and the antenna module 30 may be directly connected to the second side 122. That is, the mounting bracket 50 may not have the support portion 52. Alternatively, the mounting bracket 50 may be integrally formed with the main body 12 to improve the connection strength between the mounting bracket 50 and the main body 12. The shape of the mount 50 is not limited to that shown in fig. 2, and may be in other forms (fig. 3).
The cover 40 shields light. The cover 40 is used for shielding the sun to prevent the temperature of the camera 100 from being too high, and to ensure that electronic components such as a circuit board located in the camera 100 operate normally. The cover 40 is also used for rain protection, foreign matter prevention and the like, protects the antenna module 30, and the cover 40 also plays a role in decorating the appearance of the camera 100, so that the appearance of the camera 100 is more attractive, and the user experience is improved. In this embodiment, the cover 40 is cylindrical, the cover 40 includes an opening 41, the opening 41 of the cover 40 is disposed on the second side 122 and extends to the first side 121, and a top wall of the cover 40 opposite to the opening 41 is connected to the antenna module 30, that is, one end of the cover 40 is sleeved on the side surface of the main body 12, and the other end of the cover 40 is fixed to the antenna module 30, so that the cover 40 is fixed more firmly. The side surface of the main body 12, which is covered by the cover 40, can protect the main body 12 and effectively prevent the main body 12 from being exposed to light to cause temperature increase. The cover body 40 is made of a plastic material, such as a plastic material like polycarbonate, and the material of the cover body 40 is limited to the plastic material, so that the signal transceiving performance of the antenna is not affected by the cover body 40, and the signal transceiving effect of the antenna is ensured. Of course, in other embodiments, the cover 40 may be fixed only on the second side 122 of the main body 12, or the cover 40 may be fixed only to the antenna module 30, and the cover 40 may be fixed to the antenna module 30 by a screw connection, a snap connection, or an adhesive connection. The housing 40 may also be other shapes. The cover 40 may also be a part of the antenna module 30, i.e., the cover 40 may serve as a housing of the antenna module 30.
Referring to fig. 4 and 5, fig. 4 is a schematic structural diagram of the antenna module 30 of the camera 100 shown in fig. 2. Fig. 5 is a schematic cross-sectional view of the antenna module 30 shown in fig. 4. The antenna module 30 includes a base 31, a cover 32, a driving board 33, and an antenna 34. The base 31 is detachably connected to the supporting portion 52, i.e. the base 31 is provided on the second side 122 via the supporting portion 52 of the mounting frame 50. The cover 32 is fixed on the base 31 in a sealing manner to form a sealed cavity 35 with the base 31 for accommodating the antenna 34, the driving board 33 is disposed on a mounting surface 310 of the base 31 facing the cover 32, and specifically, the driving board 33 is mounted on the base 31 by screws, that is, the screws penetrate through the driving board 33 and are connected with the base 31, so as to fix the driving board 33 on the base 31. The antenna 34 is disposed on one side of the base 31 facing the cover 32, and is located on one side of the driving board 33 opposite to the base 31, the driving board 33 is electrically connected to the antenna 34, and the driving board 33 is a control circuit board of the antenna 34 and is used for controlling the antenna 34 to receive or transmit signals. In the present embodiment, the antenna module 20 is cylindrical. The base 31 is disposed on the supporting portion 52 connected to the second side 122, so that the supporting portion 52 directly carries the antenna module 30, thereby supporting the antenna module 30 more stably. The base 31 and the cover 32 of the antenna module 30 form a sealed cavity for accommodating the antenna 34, and it can be understood that the antenna module 30 is of a modular design, the base 31 of the antenna module 30 can be directly fixed on the supporting portion 52, and the antenna module 30 and the camera module 20 are electrically connected, so that the antenna module 30 can be quickly installed, and the antenna module 30 can be quickly expanded on cameras 100 of different models. When the antenna module 30 needs to be repaired, the antenna module 30 can be quickly removed from the supporting portion 52 for repairing or replacing the antenna module 30. And the antenna module with different functions can be replaced according to the user requirements, for example, the 4G antenna module is replaced by the 5G antenna module. The antenna 34 is disposed in the sealed cavity 35 formed by the base 31 and the cover 32, so as to effectively prevent external water and other substances affecting the performance of the antenna 34 from entering the sealed cavity 35, and ensure the normal operation of the antenna 34 while protecting the antenna 34. Of course, in other embodiments, the base 31 may also be directly attached to the second side 122 of the body 12. The driving plate 33 can also be fixed on the base 31 by other connecting methods such as glue, clamping and the like. The antenna module 20 may have other shapes than a cylindrical shape, such as a rectangular shape, a spherical shape, and the like.
A thermal pad 36 is provided between the drive plate 33 and the mounting surface 310. The thermal pad 36 is a flexible body, so that a gap between the driving board 33 and the mounting surface 310 can be well filled, the contact area between the driving board 33 and the mounting surface 310 is increased, and the heat dissipation effect of the driving board 33 is improved. The thermal pad 36 includes a silica gel substrate and fillers filled in the silica gel substrate, such as alumina and magnesia. The filler filled in the silicone matrix is used to enhance the heat transfer capability of the thermal pad 36, and improve the heat dissipation effect of the driving board 33. The heat conduction pad 36 of this application has certain viscidity on the one hand to make more stable the fixing on base 31 of drive plate 33, on the other hand, drive plate 33 accessible heat conduction pad 36 is fast with heat conduction to base 31 on, and realize dispelling the heat fast through base 31, has effectively guaranteed drive plate 33's radiating effect, has ensured drive plate 33's operating performance. Of course, in other embodiments, the thermal pad 36 may be made of other heat-conducting materials with good heat-conducting effect, such as silicone grease.
Referring to fig. 2 and 6, fig. 6 is a schematic structural diagram of the base 31 of the antenna module 30 shown in fig. 4. The base 31 includes a bottom wall 311 and a peripheral wall 312 disposed around the bottom wall 311, the driving board 33 is disposed on the bottom wall 311, and a surface of the bottom wall 311 is the mounting surface 310 of the base 31. The cover 32 is attached to the peripheral wall 312 to form a sealed chamber 35 with the base 31. The base 31 includes a raised portion 313 and a wire hole 314, the raised portion 313 is located on a side of the base 31 facing away from the antenna 34 and connected to the second side 122, and the wire hole 314 is disposed on the bottom wall 311 and penetrates through the raised portion 313. In other words, the raised portion 313 is connected to a surface of the bottom wall 311 facing away from the mounting surface 310, it is understood that the raised portion 313 is disposed between the antenna 34 and the supporting portion 52, and the raised portion 313 may also be understood as a portion of the bottom wall 311 for increasing the thickness of the bottom wall 311 to raise the antenna 34, increase the distance between the antenna 34 and the main body 12, and also increase the distance between the antenna 34 and the supporting portion 52 of the mounting bracket 50. In this embodiment, the distance between the antenna 34 and the supporting portion 52 is 2mm to 5mm, so as to avoid the mounting bracket 50 and the main body 12 from affecting the signal radiated by the antenna 34, and effectively improve the performance of receiving and transmitting the signal of the antenna 34. The base 31 is made of heat conducting materials, heat dissipation of the driving plate 33 is facilitated through the heat conducting materials, and the heat dissipation effect of the base 31 is guaranteed. Specifically, the heat conduction material is metal material, and metal material is with low costs, thereby and the radiating effect is good so that base 31 dispels the heat for drive plate 33 fast, guarantees the electrical property of drive plate 33. Meanwhile, the wire through hole 314 facilitates connection of a wire trace of the driving board 33 of the antenna module 30 to be electrically connected with the camera module 20. The wire hole 314 penetrates the pad-up portion 313, that is, the wire is routed (i.e., the internal wire) through the pad-up portion 313, which improves the aesthetic appearance of the antenna module 30 on the one hand, and the internal wire also plays a role in protecting the wire on the other hand. Of course, in other embodiments, the base 31 may not be provided with the raised portion, that is, the distance between the antenna 34 and the supporting portion 52 may be other than 2mm to 5 mm. The wire via 314 may not penetrate the pad up portion 313. That is, the wire hole 314 may directly penetrate the bottom wall 311, or the wire hole 314 may penetrate the peripheral wall 312, or the wire hole 314 may be provided in the lid body 32. The thermally conductive material may also be a non-metallic material, such as graphene. The distance between the antenna 34 and the supporting portion 52 can also be set by providing the raised portion 313 with different thicknesses according to actual needs.
Referring to fig. 5, the cover 32 is barrel-shaped, and the cover 32 is fixed to the base 31 by screws. The cover 32 is made of plastic, such as one or more of polycarbonate, resin, and the like, and the cover 32 is made of plastic, so that the cover 32 does not affect the signal transceiving performance of the antenna 34, and the signal transceiving effect of the antenna 34 is ensured. Of course, in other embodiments, the cover 32 may have other shapes. The cover 32 may also be fixed to the base 31 by other connection methods such as clamping.
In this embodiment, the antenna 34 is a 5G antenna, and may specifically be an antenna capable of receiving and transmitting a 5G frequency band, such as a slot antenna, a patch antenna, and a dielectric antenna. The antenna 34 may also be an array antenna composed of a plurality of antenna elements. Specifically, the number of the antennas 34 is two, the two antennas 34 are disposed opposite to each other, and the radiation direction of the antennas 34 is a circumferential direction perpendicular to the direction from the base 31 to the cover 32. That is to say, the antenna 34 is not affected by the base 31 in the radiation process, and meanwhile, the radiation range of the antenna 34 is 360 degrees, so that the antenna module 30 is covered by 360 degrees without dead angles, and the signal receiving and transmitting performance of the antenna module 30 is ensured. Of course, in other embodiments, the antenna 34 may also be a 4G antenna or a wireless antenna such as GPS. Alternatively, in other embodiments, the antenna 34 in the antenna module 30 may also include multiple types of antennas to achieve different application requirements. The number of antennas 34 may be set according to various requirements, antenna characteristics, and the like.
The antenna module further comprises an antenna support 37, the antenna support 37 is disposed on a side of the driving plate 33 facing away from the base 31, and the antenna 34 is disposed on a side of the driving plate 33 facing away from the base 31 through the antenna support 37. Specifically, the antenna holder 37 includes a first plate 371 and a second plate 372 vertically connected to the first plate 371, the first plate 371 is located on a side of the driving board 33 opposite to the base 31, and is connected to the base 31 by a screw penetrating through the driving board 33 to fix the antenna holder 37 on the base 31, and the antenna 34 is disposed on the second plate 372. In this embodiment, the second plate 372 is vertically disposed on the first plate 371, and the antenna 34 is vertically disposed relative to the driving board 33 through the antenna bracket 37, so as to avoid the base 31 from affecting the radiation range of the antenna 34, and ensure the signal effect of the antenna 34. Specifically, the number of the second plate bodies 372 is two, the two second plate bodies 372 are arranged oppositely, and the two corresponding antennas 34 are respectively arranged on the second plate bodies 372 corresponding to the two second plate bodies and arranged oppositely. Of course, in other embodiments, the shape of the antenna mount 37 is not limited to the above description. The antenna holder 37 may also be fixed to the base 31 without the driving plate 33, or the antenna holder 37 may be fixed directly to the driving plate 33. The number of the second plate 372 may be set as required, and the antenna 34 may be set in parallel with the driving board 33 through the antenna bracket 37. The antenna 34 may also be mounted directly on the drive board 33.
Referring to fig. 5 and 7, fig. 7 is a schematic view of a portion of the antenna module 30 shown in fig. 5. It should be noted that the base 31 in fig. 6 is only a partial schematic structural diagram. The antenna module 30 further includes a wire 38 electrically connected to the antenna 34, and specifically, the wire 38 is electrically connected to the driving board 33 to electrically connect to the antenna 34 through the driving board 33. The lead wires 38 extend through the wire holes 314 and out of the sealed cavity 35 to be electrically connected with the camera module 20. In this embodiment, one end of the wire 38 passing through the wire hole 314 is located inside the sealed cavity 35 and connected to the driving board 33, and the other end is provided with a second connector 381, and the second connector 381 is located outside the sealed cavity 35 and electrically connected to the first connector 21. Specifically, the second connector 381 is located in the expansion cavity a, that is, the antenna module 30 and the camera module 20 are electrically connected through the wire 38. The first joint 21 and the second joint 381 can be quickly inserted, and the installation efficiency and the disassembly efficiency of the camera 100 are improved. The second connector 381 is a waterproof connector, which can effectively prevent water from entering the inside of the lead 38, and avoid the failure of the device due to the short circuit of the lead 38. The first joint 21 and the second joint 381 are located outside the sealed cavity 35, and installation and maintenance of the antenna module 30 are facilitated. Of course, in other embodiments, the first joint 21 and the second joint 381 may be connected by other connection methods such as clamping. The camera module 20 and the antenna module 30 may not be connected by the first joint 21 and the second joint 381, and the camera module 20 and the antenna module 30 may be directly connected by the wire 38 and the electric wire, and then the waterproof connection of the wire 38 and the electric wire is realized by winding the waterproof tape at the connection of the wire 38 and the electric wire.
Referring to fig. 8 and 9 together, fig. 8 is a partial structural schematic view of the conductive wire 38 of the antenna module 30 shown in fig. 7. Fig. 9 is an exploded view of a part of the antenna module 30 shown in fig. 7. The antenna module 30 further includes a fixing member 39, the fixing member 39 is disposed on the outer periphery of the conductive wire 38, the fixing member 39 includes a connecting portion 391 and a mounting portion 392 connected to the connecting portion 391, and the connecting portion 391 is screwed to the inner wall of the wire through hole 314 to fix the fixing member 39 to the base 31. The installation portion 392 is used for being matched with a locking tool to realize the threaded matching of the connection portion 391 and the inner wall of the wire passing hole 314, and an accommodating space b is arranged between the installation portion 392 and the inner wall of the wire passing hole 314. In this embodiment, the lead 38 and the fixing member 39 are integrally formed. The connecting portion 391 and the mounting portion 392 are both located in the through hole, the connecting portion 391 has an external thread, the wire passing hole 314 has an internal thread, and the connecting portion 391 is connected with the wire passing hole 314 through a thread. The mounting portion 392 is used for assisting the connecting portion 391 to be connected to the base 31, and the specific mounting portion 392 is hexagonal, so that the mounting portion 392 can be rotated to drive the connecting portion 391 to rotate, so that the connecting portion 391 and the wire passing hole 314 can be fixed in a threaded manner, and the connecting portion 391 and the wire passing hole 314 can be fixed quickly. The accommodating space b facilitates the engagement of the locking tool with the mounting portion 392, so that the connecting portion 391 is quickly fixed to the base 31. This application is through mounting 39 with connect the wire 38 with cross line hole 314 fixed, and mounting 39 still is used for sealed wire 38 and crosses between the line hole 314 simultaneously, guarantees that antenna module 30 is inside (sealed chamber 35 promptly) is sealed, can effectively protect antenna 34 to outside water gets into sealed chamber 35 and influences antenna 34's performance. Of course, in other embodiments, only the connection portion 391 is located in the through hole, and the mounting portion 392 may be located on the mounting surface 310 side of the bottom wall 311. The connecting portion 391 and the wire passing hole 314 can also be fixedly connected by other connecting methods such as clamping and holding. The shape of the mounting portion 392 may be other shapes as long as it is convenient to fix the connecting portion 391 and the thread passing hole 314. The connection between the wire 38 and the fixing member 39 may also be through sealing.
The antenna module 30 further includes a snap ring 60 disposed in the accommodating space b, that is, the snap ring 60 is disposed between the mounting portion 392 and the wire passing hole 314, and the snap ring 60 is sleeved on the periphery of the mounting portion 392 and is fastened to the base 31. The snap ring 60 is used for clamping the fixing member 39 to prevent the fixing member 39 from being connected with the wire passing hole 314 and being loosened to fall off, so that the fixing member 39 is more stably fixed in the wire passing hole 314, and external water is prevented from entering the sealed cavity 35 to affect the performance of the antenna 34. In this embodiment, the snap ring 60 is provided with the buckles 61 on the circumferential side of the hole wall of the wire passing hole 314, the number of the buckles 61 is four, the circumferential side of the snap ring 60 is provided with the four buckles 61 at two opposite intervals, the hole wall of the wire passing hole 314 is provided with a clamping groove at a position corresponding to the buckles 61, and the buckles 61 are clamped in the clamping grooves corresponding to the buckles 61, so that the snap ring 60 is more stably fixed between the installation part 392 and the wire passing hole 314. Of course, in other embodiments, the number of the clasps 61 can be set according to actual needs.
The antenna module 30 includes a multi-stage sealing structure 393 to seal between the fixing member 39 and the snap ring 60 and the wall of the through hole 314. Specifically, the multistage sealing structure 393 comprises a first sealing member 3931, a second sealing member 3932 and a third sealing member 3933, wherein the first sealing member 3931 is disposed between the fixing member 39 and the inner wall of the wire passing hole 314 and between the connecting portion 391 and the mounting portion 392, that is, the first sealing member 3931 is disposed between the middle portion of the fixing member 39 and the wall of the wire passing hole 314 to seal the gap between the wall of the wire passing hole 314 and the fixing member 39, so as to form a primary waterproof effect between the wire passing hole 314 and the conductive wire 38. The second sealing member 3932 is disposed between the snap ring 60 and the fixing member 39 and between the first sealing member 3931 and the snap ring 60, that is, the second sealing member 3932 is sleeved on the end portion of the mounting portion 392 close to the connecting portion 391 and abuts against the corresponding snap ring 60 and the hole wall of the wire passing hole 314 to seal the gap between the end portion of the mounting portion 392 close to the connecting portion 391 and the hole wall of the snap ring 60 and the wire passing hole 314, so as to form a secondary waterproof effect between the wire passing hole 314 and the wire 38. The third seal 3933 is disposed between the snap ring 60 and the inner wall of the wire passage hole 314 and is located at an end of the snap ring away from the second seal 3932. The third sealing member 3942 seals the gap between the snap ring 60 and the hole wall of the wire passing hole 314, so as to form a third-level waterproof effect between the wire passing hole 314 and the lead 38, and further enhance the waterproof effect between the wire passing hole 314 and the lead 38. In this embodiment, the first seal 3931, the second seal 3932, and the third seal 3933 are all waterproof sealing rings. Through setting up multistage seal structure 393 to guarantee that mounting 39 and snap ring 60 and cross and seal tightly between the line hole 314, avoid mounting 39 and snap ring 60 and cross the existence space between the line hole 314, prevent that external water from getting into sealed chamber 35 from the space and influencing the performance of antenna 34. This application is through setting up the multistage seal structure 393 of sealing washer between mounting 39 and cross line hole 314, compares and to fill sealed glue in mounting 39 and cross between line hole 314 and can improve the installation effectiveness, need not wait for a large amount of time to wait for the solidification of sealed glue, improves product production efficiency, reduction in production cost. Through set up rubber circle 317 waterproof between lid 32 and base 31, still through set up multistage seal structure 393 between wire passing hole 314 and wire 38, effectively guaranteed the leakproofness of seal chamber 35, guarantee that seal chamber 35 reaches IP66 level safeguard function. Of course, in other embodiments, first seal 3931, second seal 3932, and third seal 3933 may also be other waterproof structures.
Referring to fig. 10, fig. 10 is a schematic structural diagram of a second embodiment of a camera 100 with a wireless communication function according to an embodiment of the present application. This embodiment is substantially the same as the first embodiment, except that the number of the antennas 34 is one, and the corresponding second plate 372 of the antenna support 37 is also one, so that the coverage area of the antenna 34 is 180 degrees, the antenna 34 is installed toward the base station (or signal transmitting/receiving station), and when the antenna 34 is installed, the antenna 34 is lowered to be distinguished, so that the antenna 34 and the base station (or signal transmitting/receiving station) are aligned, and the signal transmitting and receiving effects are ensured. Compared with the two antennas 34 arranged in the antenna module 30, the directional mounting of the antennas 34 can save materials and effectively reduce the production cost of the camera 100. The wire 38 of the antenna module 30 and the electric wire of the camera module 20 can also be directly connected, and then the waterproof adhesive tape is wound, so that the waterproof of the joint is realized, and the cost can be reduced through the butt joint of the quick butt joint connector relative to the wire 38 and the electric wire. Of course, in other embodiments, the number of the antennas 34 may be set according to actual needs, and the antennas 34 may also be directly mounted on the driving board 33. The wires 38 of the antenna module 30 and the wires of the camera module 20 may also be connected by a quick-connect coupling.
Referring to fig. 11, fig. 11 is a schematic structural diagram of a camera 100 with a wireless communication function according to a third embodiment of the present disclosure. This embodiment is substantially the same as the first embodiment except that the mounting bracket 50 of the present application is provided on the side of the main body 12. The antenna module 30 is detachably connected to the second side 122 of the main body 12, the antenna module 30 includes a cover 32, a driving plate 33, an antenna bracket 37 and an antenna 34, the cover 32 is detachably connected to the main body 12 to form a sealed cavity, and the driving plate 33, the antenna bracket 37 and the antenna 34 are all accommodated in the sealed cavity. Specifically, the cover 32 is detachably connected to the second side 122 of the main body 12, the driving board 33 is directly disposed on the second side 122 of the main body 12, and the antenna 34 is disposed on a side of the driving board 33 opposite to the main body 12 through the antenna bracket 37 and electrically connected to the driving board 33. The antenna 34 may be one or more. The cover 32 is connected to the main body 12 and forms a sealed cavity with the main body 12 for accommodating the antenna 34, so that the antenna 34 can be effectively protected from external water entering the sealed cavity to affect the performance of the antenna 34. The antenna module 30 is detachably connected to the second side 122, so that when the antenna module 30 is maintained, only the antenna module 30 is required to be detached from the second side 122 of the main body 12, and the maintenance of the antenna module 30 is more convenient. Of course, in other embodiments, the antenna module 30 may also be indirectly connected to the second side 122. A thermal pad is also provided between the drive plate 37 and the second side 122. The cover 32, the driving plate 33, the antenna holder 37 and the antenna 34 may be designed in a modular manner, the driving plate 33 and the antenna holder 37 are both connected to the cover 32, and the antenna 34 is disposed on the antenna holder 37, so that the antenna module 30 is directly connected to the second side 122 by connecting the cover 32 to the main body 12.
Referring to fig. 12, fig. 12 is a schematic structural diagram of a camera 100 with a wireless communication function according to a third embodiment of the present application. This embodiment is substantially the same as the first embodiment except that the mounting bracket 50 of the present application is provided on the side of the main body 12. The antenna module 30 comprises a driving plate 33, an antenna support 37 and an antenna 34, wherein the driving plate 33 is directly arranged on the second side 122 of the main body 12, the antenna 34 is arranged on one side, back to the main body 12, of the driving plate 33 through the antenna support 37 and is electrically connected with the driving plate 33, and the cover 40 is sealed with the second side 122 to prevent water from entering a space between the cover 40 and the second side 122 and corroding the antenna module 30. Compared with the first embodiment, the structure of the device is simpler, and the cost is reduced. The installation and maintenance of the antenna module 30 are also facilitated by modularly designing the driving board 33, the antenna support 37 and the antenna 34. Of course, in other embodiments, a thermal pad is also provided between the drive plate 37 and the second side 122.
The scope of protection in the present application is not limited to the above embodiments, and any combination of the embodiments is also within the scope of protection of the present application, that is, the above described embodiments may be combined arbitrarily according to actual needs.
This application has camera 100 of radio communication function in locating cavity 11 of casing 10 through module 20 of will making a video recording, antenna module 30 is located the casing 10 outside, cover 40 can dismantle and connect in casing 10, and constitute extension chamber a with casing 10, antenna module 30 is acceptd in extension chamber a, that is to say, module 20 and antenna module 30 of making a video recording locate in the different cavities of mutual isolation, so that only need open cover 40 and just can maintain antenna module 30 when installing maintenance to antenna module 30, and need not open cavity 11, thereby need not destroy the gas tightness of cavity 11, make things convenient for camera 100's maintenance more, the maintenance degree of difficulty of camera 100 has been reduced, and maintenance time. It can be understood that the camera module 20 includes optical elements and other devices sensitive to the environment, and needs to be installed in the cavity 11 with good air tightness, while the components in the antenna module 30 are not sensitive to the environment, and only waterproof needs to be ensured. If the antenna module 30 and the camera module 20 are both located in the cavity 11, the air tightness of the cavity 11 may be damaged when the antenna module 30 is maintained, and after the antenna module 30 is maintained, an air tightness test needs to be performed on the camera 100 again, which may affect the installation efficiency and also may cause the reliability of the camera 100. According to the camera module, the antenna module 30 is arranged outside the cavity 11 and is contained between the shell 10 and the cover 40, so that the problems of reliability risk and poor maintenance efficiency caused by the fact that the air tightness of the camera module 20 is damaged when the camera 100 is maintained are solved. This application is through the antenna module 30 with camera 100 and the module 20 modular design respectively of making a video recording to in quick installation antenna module 30 and the module 20 of making a video recording, and can also be with different antenna module 30 and the module 20 rapid Assembly of making a video recording in order to realize different customer needs.
The above embodiments and embodiments of the present application are only examples and embodiments, and the scope of the present application is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present application, and all the changes or substitutions should be covered within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (19)
1. The utility model provides a camera with radio communication function, its characterized in that, the camera includes the casing, makes a video recording the module, antenna module and the cover body, the casing forms sealed cavity, the module of making a video recording is located in the cavity, antenna module locates the casing is outside, the cover body can dismantle connect in the casing, the cover body with the casing constitutes the extension chamber, antenna module accepts the extension intracavity, make a video recording the module with the antenna module electricity is connected, in order to realize the module networking of making a video recording.
2. The camera of claim 1, wherein the housing includes a main body and a protective cover, the main body includes a first side and a second side opposite to each other, the camera module is disposed on the first side, the protective cover is connected to the first side and covers the camera module, and the second side and the cover form the expansion chamber.
3. The camera of claim 2, wherein a first connector and a second connector are disposed in the expansion cavity, the first connector is electrically connected to the camera module, the second connector is electrically connected to the antenna module, and the first connector and the second connector are plugged together to electrically connect the camera module and the antenna module.
4. A camera according to claim 2 or 3, wherein the antenna module is detachably connected to the second side.
5. The camera of claim 4, wherein the antenna module comprises a cover and an antenna, the cover is detachably connected with the main body to form a sealed cavity, and the antenna is accommodated in the sealed cavity; the first joint and the second joint are located between the cover and the housing.
6. The camera according to claim 2 or 3, wherein the camera module comprises a mounting frame, the mounting frame comprises a fixed portion and a supporting portion connected with the fixed portion, the fixed portion is connected with a side surface of the main body, the supporting portion is disposed at the second side, and the antenna module is detachably connected with the second side through the supporting portion.
7. The camera of claim 6, wherein the antenna module comprises a base, a cover and an antenna, the base is disposed on the supporting portion, and the cover is hermetically fixed on the base to form a sealed cavity with the base for accommodating the antenna; the first and second joints are located outside of the sealed cavity.
8. The camera of claim 7, wherein the antenna module further comprises a driving board and an antenna bracket, the driving board is disposed on a mounting surface of the base facing the cover, the antenna bracket is disposed on a side of the driving board facing away from the base, the antenna is disposed on the antenna bracket, and the driving board is electrically connected to the antenna and the conductive wire.
9. The camera of claim 8, wherein the base is formed of a thermally conductive material.
10. The camera of claim 9, wherein the thermally conductive material is a metallic material.
11. The camera of claim 10, wherein a thermal pad is disposed between said drive plate and said mounting surface.
12. The camera of claim 10 or 11, wherein the antenna bracket comprises a first plate and a second plate vertically connected to the first plate, the first plate is located on a side of the driving board opposite to the base, and the antenna is disposed on the second plate so that the antenna is vertically disposed relative to the driving board.
13. The camera of claim 12, wherein the radiation direction of the antenna is a circumferential direction perpendicular to a direction from the base to the cover.
14. The camera of any one of claims 7-13, wherein the antenna module further comprises a wire electrically connected to the antenna and the second connector, and the base comprises a wire hole, and the wire extends through the wire hole and out of the sealed cavity to be electrically connected to the first connector.
15. The camera of claim 14, wherein the antenna module further comprises a fixing member, the fixing member is disposed around the outer periphery of the conductive wire, the fixing member comprises a connecting portion, and the connecting portion is in threaded connection with an inner wall of the wire passing hole to fix the fixing member to the base.
16. The camera of claim 15, wherein an installation part is disposed at one end of the fixing member, the installation part is used for being matched with a locking tool to achieve threaded matching between the connection part and the inner wall of the wire passing hole, and an accommodating space is disposed between the installation part and the inner wall of the wire passing hole.
17. The camera of claim 16, wherein the antenna module further comprises a snap ring, the snap ring is located in the accommodating space, and the snap ring is sleeved on the periphery of the mounting portion and is engaged with the base.
18. The camera of claim 17, wherein a first sealing element is disposed between the fixing element and the inner wall of the wire passing hole, the first sealing element is located between the connecting portion and the mounting portion, a second sealing element is disposed between the snap ring and the fixing element, the second sealing element is located between the first sealing element and the snap ring, a third sealing element is disposed between the snap ring and the inner wall of the wire passing hole, and the third sealing element is located at an end of the snap ring away from the second sealing element.
19. The camera of claim 14, wherein the base includes a raised portion on a side of the base facing away from the antenna and connected to the second side, and wherein the wire hole extends through the raised portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202010447196.4A CN113726986B (en) | 2020-05-25 | 2020-05-25 | Camera with wireless communication function |
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| CN202010447196.4A CN113726986B (en) | 2020-05-25 | 2020-05-25 | Camera with wireless communication function |
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