CN115476783A

CN115476783A - Automobile ceiling controlled through wireless network

Info

Publication number: CN115476783A
Application number: CN202210970735.1A
Authority: CN
Inventors: 王超; 苗云
Original assignee: Jilin Zhong Ying High Technology Co Ltd
Current assignee: Jilin Zhong Ying High Technology Co Ltd
Priority date: 2022-08-13
Filing date: 2022-08-13
Publication date: 2022-12-16
Also published as: WO2024037468A1

Abstract

The invention discloses an automobile ceiling controlled by a wireless network, which comprises a ceiling, a main controller arranged in an automobile body, at least one sub-controller and at least one electric device arranged in the ceiling, wherein the main controller and the sub-controllers are in data and signal transmission through the wireless network, and the sub-controllers are electrically connected with the at least one electric device. The main controller controls each sub-controller and the electric device through the wireless network, and the main controller is not required to be connected with each sub-controller by using a wire harness, so that the using amount of the wire harness is saved, the mounting and maintenance time of each electric device is reduced, and the cost of the whole automobile ceiling system is reduced.

Description

Automobile ceiling controlled through wireless network

Technical Field

The invention relates to the technical field of automobile electric appliances, in particular to an automobile ceiling controlled through a wireless network.

Background

The automobile wire harness is a nervous system on an automobile, almost all electrical components need to be wired for power supply and signal transmission, and the number of loops and the number of branches of the automobile wire harness are gradually increased along with the increasing number of the electrical components on the automobile.

The automobile ceiling is a cover plate arranged at the top of the carriage and connected with the front window frame, the rear window frame and the supporting column, and plays roles of keeping out wind and rain, insulating heat and reducing noise in the carriage. Meanwhile, the shape design of the automobile ceiling can enable the automobile to obtain the best visual sense and the minimum air resistance. Because the rigidity of the automobile roof has little effect on the collision of the automobile, the automobile roof can be provided with a skylight, thereby achieving the effects of ventilation and air exchange. In addition, other electric devices are arranged on the automobile ceiling, and the automobile ceiling is connected with a main wire harness of an automobile body by using the wire harness so as to obtain control signals and a power supply.

The inside pencil of car roof needs to draw forth branch from automobile body owner pencil, through preceding, the recess in back window frame and the pillar, then just can be connected with the electrical apparatus in the car roof, and the pencil branch is more, and the installation is also more difficult, has not only increased the cost of pencil, has also improved the complexity of car pencil wiring simultaneously, has increased the degree of difficulty of car assembly and maintenance, also makes the cost of car remain high.

Therefore, the technical field of automobile electrical appliances urgently needs an automobile ceiling which reduces automobile wiring harnesses, is very convenient to install and maintain and has lower cost.

Disclosure of Invention

The invention aims to provide a novel technical scheme of an automobile ceiling controlled by a wireless network. The main controller controls the sub-controllers and the electric devices through the wireless network, and the main controller does not need to be connected with the sub-controllers through wiring harnesses, so that the using amount of the wiring harnesses is saved, the mounting and maintenance working hours of the electric devices are reduced, and the cost of the whole automobile ceiling system is reduced.

According to a first aspect of the invention, an automobile roof controlled through a wireless network is provided, which comprises a roof, a main controller arranged in an automobile body, at least one sub-controller and at least one electric device arranged in the roof, wherein the main controller performs data and signal transmission with the sub-controller through the wireless network, and the sub-controller is electrically connected with the at least one electric device.

Optionally, the powered device comprises one or more of a sunroof module, a dome light module, a rearview mirror display module, an antenna module, and an audio module.

Optionally, the main controller includes a wireless transmitting unit, the sub-controller includes a wireless receiving unit, an output end of the main controller is connected with the wireless transmitting unit and sends a control signal through a wireless network, and an input end of the sub-controller is connected with the wireless receiving unit and receives the control signal.

Optionally, the main controller includes a wireless receiving unit, the sub-controller includes a wireless transmitting unit, an output end of the sub-controller is connected to the wireless transmitting unit and sends the status information through a wireless network, and an input end of the main controller is connected to the wireless receiving unit and receives the status information.

Optionally, the wireless transmitting unit further includes an encryption module, the output ends of the main controller and the sub-controller are connected to the wireless transmitting unit through the encryption module, and the encryption module encrypts the control signal or the status information; the wireless receiving unit comprises a decryption module, the input ends of the main controller and the sub-controllers are connected with the wireless receiving unit through the decryption module, and the decryption module decrypts the received control signal or the state information.

Optionally, the system further comprises a key, wherein a wireless transmitting unit is arranged in the key, and the wireless transmitting unit is connected with the sub-controllers through a wireless network.

Optionally, when the key and the master controller simultaneously send control signals through a wireless network, the sub-controller takes the control signal of the master controller as a reference.

Optionally, the system further comprises a mobile control terminal, the mobile control terminal is connected with the sub-controller through a wireless network, and the sub-controller feeds the state information back to the mobile control terminal through the wireless network.

Optionally, when the mobile control terminal and the main controller simultaneously send a control signal, the sub-controller takes the control signal of the main controller as a reference.

Optionally, the electric power distribution system further comprises a battery, the battery is detachably mounted in the ceiling buckle plate, and the battery is electrically connected with the electric load device and the sub-controller through the connecting wire harness and supplies electric energy to the electric device and the sub-controller.

Optionally, a battery installation cavity is arranged in the ceiling buckle plate, and the battery installation cavity and the battery installation clamping mechanism can enable the battery to be clamped in the battery installation cavity; an unlocking button is further arranged on the outer side of the ceiling buckle plate and can unlock the clamping mechanism, so that the battery can be taken out of the battery installation cavity.

Optionally, an electrode contact is arranged on the battery, an electrode elastic sheet is arranged at a corresponding position in the battery installation cavity, and when the battery is clamped in the battery installation cavity, the electrode contact contacts with the electrode elastic sheet and is electrically connected with the electrode elastic sheet.

Optionally, a battery charging device is further disposed in the vehicle body, and the battery is placed in the battery charging device and is charged.

Optionally, a wireless charging coil is arranged on the battery, and the wireless charging coil is electrically connected with the electrode contact.

Optionally, a solar cell panel is arranged on the outer side of the ceiling pinch plate, the solar cell panel is connected with the ceiling sheet metal through a hinge structure, and a charging cable of the solar cell panel is electrically connected with the electrode contact.

Optionally, the ceiling includes ceiling panel beating and ceiling buckle, the branch controller sets up the ceiling panel beating with between the ceiling buckle, hinge structure will solar cell panel follows the upset in the ceiling buckle outside the ceiling panel beating outside, and give battery charging.

Optionally, the solar panel is foldable and unfoldable.

Optionally, the roof plate and the roof sheet metal are provided with skylight openings, the roof plate is inboard, the roof sheet metal is arranged on the outer side and passes through the two U-shaped rails with the skylight openings, the U-shaped rails are provided with solar panels, the solar panels slide in the U-shaped rails, and the roof plate is inboard and reciprocates on the outer side of the roof sheet metal.

The invention has the characteristics and advantages that:

1. the main controller controls each sub-controller and the electric device through the wireless network, and the main controller is not required to be connected with each sub-controller by using a wire harness, so that the using amount of the wire harness is saved, the mounting and maintenance time of each electric device is reduced, and the cost of the whole automobile ceiling system is reduced.

2. The encryption module and the decryption module are used for processing the signals, so that the control signals are unique, and the misoperation of other vehicles caused by wireless transmission of the control signals of different automobiles is avoided.

3. And a key and a mobile control terminal are added, so that the control of the electric device in the automobile ceiling is more convenient.

4. And a single battery is arranged in the automobile ceiling nearby, so that the number and the length of power supply wire bundles are reduced. Possess wireless charging and solar charging function simultaneously, can adopt multiple mode to charge to the battery, avoid causing the unable normal operating of car because the electric quantity of battery is low.

Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.

FIG. 1 is a block diagram of a vehicle headliner according to the present invention;

FIG. 2 is a block diagram of another embodiment of the headliner of the present invention;

FIG. 3 is a block diagram of yet another embodiment of the vehicle headliner of the present invention;

FIG. 4 is a schematic view of the structure of the battery related mounting device of the automobile ceiling of the present invention;

FIG. 5 is a schematic structural diagram of a wireless rechargeable battery of the car roof according to the present invention;

FIG. 6 is a schematic view of a first structure of a solar panel of the automobile roof according to the present invention;

FIG. 7 is a schematic view of a second structure of a solar panel of the automobile roof according to the present invention;

FIG. 8 is a schematic view of a third structure of a solar panel of the automobile roof according to the present invention;

FIG. 9 is a schematic view of a fourth configuration of a solar panel of the automotive headliner of the present invention;

the figures are labeled as follows:

1. a main controller; 2. a sub-controller; 3. a wire harness;

41. a roof window module; 42. a ceiling light module; 43. a rearview mirror display module; 44. an antenna module; 45. a sound module;

5. a key; 6. a mobile control terminal;

71. a wireless transmitting unit; 72. wireless receiving unit

81. An encryption module; 82. a decryption module;

9. a battery; 91. a wireless power receiving coil; 92. a wireless charging coil; 93. a battery mounting cavity; 94. a clamping mechanism; 95. an unlock button; 96. an electrode contact; 97. an electrode spring;

10. a solar panel; 101. a hinge structure; 102. a U-shaped track;

111. a ceiling panel metal; 112. ceiling gusset plates;

12. and a skylight opening.

Detailed Description

Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise.

The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.

Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.

In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.

A car roof controlled through a wireless network is shown in figure 1 and comprises a roof, a main controller 1 arranged in a car body, at least one sub-controller 2 and at least one electric device arranged in the roof, wherein the main controller 1 and the sub-controller 2 are in data and signal transmission through the wireless network, and the sub-controller 2 is connected with the at least one electric device.

The automobile ceiling is a cover plate arranged at the top of the carriage and connected with the front window frame, the rear window frame and the supporting columns, and plays roles of shielding wind and rain, insulating heat and reducing noise in the carriage. Meanwhile, the shape design of the automobile ceiling can enable the automobile to obtain the best visual sense and the minimum air resistance. Because the rigidity of the automobile roof has little effect on the collision of the automobile, the automobile roof can be provided with a skylight, thereby achieving the effects of ventilation and air exchange. In addition, other electric devices are arranged on the automobile ceiling and are connected with the main wire harness of the automobile body to obtain control signals and power supplies.

The main controller 1 of the invention transmits data and signals with each sub-controller 2 through a wireless network, and the main controller 1 does not need to use the wiring harness 3 to be connected with each sub-controller 2, thereby saving the use amount of the wiring harness 3, reducing the installation and maintenance time of each electric device and reducing the cost of the whole automobile ceiling system.

The main controller 1 may include a computing unit, which may include a Central Processing Unit (CPU), a Micro Control Unit (MCU), a Digital Signal Processor (DSP), an editable logic controller (PLC), a Field Programmable Gate Array (FPGA), and the like. Meanwhile, a human-computer interface is arranged on the instrument panel, a driver can operate the main controller 1 through the human-computer interface, the operation of the driver is converted into a control signal by the computing unit and is sent to the sub-controllers 2 through the wireless network, and the sub-controllers 2 can also send state information of the electric devices in the automobile ceiling to the main controller 1 through the wireless network. The wireless network may be based on wireless communication technologies such as bluetooth, wifi, zigBee (ZigBee), internet of things (IOT), infrared, wireless home digital interface (WDHI), and so on.

In one embodiment, the sub-controller 2 may also be provided with a computing unit, and may include a Central Processing Unit (CPU), a Micro Control Unit (MCU), a Digital Signal Processor (DSP), an editable logic controller (PLC), a Field Programmable Gate Array (FPGA), and the like. The power consumption device in branch controller 2 and the car roof is connected through connecting harness 3, can be more stable quick transmit control signal to the power consumption device, and car roof inner space is less, even use connecting harness 3 to connect, the 3 branched length of connecting harness is also shorter, can not increase too many connecting harness 3 weight.

In addition, the sub-controller 2 has calculation and control functions, state monitoring and command information of partial functions of the electric devices in the automobile ceiling can be directly calculated and judged by the sub-controller 2 without being transmitted to the main controller 1 through a wireless network for calculation and judgment, so that the calculation load of the main controller 1 is reduced, the signal transmission process is saved, and the electric devices can be controlled more quickly, for example, a roof skylight of the automobile ceiling is automatically closed, and the like.

In one embodiment, as shown in fig. 1, the electrical devices in the roof of the vehicle include one or more of a sunroof module 41, a dome light module 42, a rearview mirror display module 43, an antenna module 44, and an audio module 45.

The sunroof module 41 is mounted on the roof of the vehicle, so that air in the vehicle can be effectively circulated, fresh air can be effectively introduced, and the sunroof module 41 can also be used for widening the field of vision and meeting the shooting requirements of mobile shooting. The sunroof module 41 may be broadly divided into: external sliding type, internal hiding and external turning type, panoramic type, curtain type and the like. The device is mainly installed on commercial SUVs, cars and other vehicle types.

The ceiling lamp module 42 comprises a lamp installed on the roof of the automobile, and the purpose of the automobile is represented by characters or colors on a lamp cover, mainly a roof lamp of a taxi; and also includes lights mounted on the canopy clips 112. The car is generally only provided with a ceiling lamp, and can play a role of monitoring whether a car door is reliably closed besides being used for indoor illumination; in the door monitoring state, the ceiling lamp is lit as long as the doors are not reliably closed. The ceiling lamp of the automobile is used for lighting passengers in the automobile and cannot cause dazzling of drivers. The ceiling lamp of the existing vehicle can also be controlled by a door control switch, when the door is opened in the vehicle, the switch is switched on, the ceiling lamp is lighted, when the door is closed, the switch is switched off, and the ceiling lamp is extinguished.

The rearview mirror display module 43 is also called a vehicle rearview mirror display, and refers to a display mounted on a rearview mirror of a vehicle. The rearview mirror is not a simple mirror any more, but a display capable of displaying reversing images and radar information can simultaneously have multiple functions of a vehicle event data recorder, a navigation system, voice control and the like. The rearview mirror display module 43 increases the entertainment of driving, integrates multiple functions and saves the space in the vehicle.

The antenna module 44 is a device for intercepting the high frequency electric wave transmitted from the transmitting station and transmitting it to a receiver of a car radio, a car phone, or a radio navigation device to demodulate a carrier wave. As the number of vehicle media used increases, the amount of vehicle media used is expected to increase in the future, mainly for AM/FM radio, GPS, telephone, satellite radio, ETC, ETC.

The sound module 45, in the preset position of car roof, can also set up sound module 4553, namely the speaker, send audio signal through host computer and power amplifier on the panel board, give branch controller 2 by main control unit 1 through wireless network transmission, give the speaker by branch controller 2 through connecting pencil 3 transmission again, can form around stereo in the car is inside, make personnel in the car can enjoy stable and perfect tone quality, alleviate the dry sense in driver and the passenger travel.

Can also set up many other functions in the car roof, and these functions are mostly realized through the electric component drive, consequently connect 3 quantity of pencil or more and more in the car roof, use wireless network connection car roof and main control unit 1, can reduce the quantity of connecting pencil 3, make things convenient for the maintenance and the change of car roof. The setting of sub-controller 2 also makes the car roof more intelligent to can satisfy most demands of the car networking.

In one embodiment, as shown in fig. 2, the main controller 1 includes a wireless transmitting unit 71, the sub-controller 2 includes a wireless receiving unit 72, an output terminal of the main controller 1 is connected to the wireless transmitting unit 71 and transmits a control signal through a wireless network, and an input terminal of the sub-controller 2 is connected to the wireless receiving unit 72 and receives the control signal.

The wireless transmitting unit 71 is capable of converting a control signal of the main controller 1 into a wireless transmission signal and transmitting the wireless transmission signal through a wireless transmitting antenna, for example, F05R is a small-sized low-voltage micro-power wireless transmitting module. By adopting the SMT process, the sound meter is frequency-stabilized and stable in performance, and is particularly suitable for small-size wireless remote control and data transmission products powered by the battery 9. The wireless receiving unit 72 is generally divided into two types, i.e., superregenerative and superheterodyne receiving modules, and may be further divided into a wireless receiving head (without decoding and outputting pulse signals) and a wireless receiving board (with a decoding chip and outputting TTL level signals) according to whether there is coding or decoding. The control signal of the main controller 1 is transmitted by the wireless transmitting unit 71, then received by the wireless receiving unit 72, converted into a control signal and transmitted to the sub-controller 2, and the sub-controller 2 controls the corresponding electric device.

In one embodiment, as shown in fig. 2, the main controller 1 includes a wireless receiving unit 72, the sub-controller 2 includes a wireless transmitting unit 71, an output terminal of the sub-controller 2 is connected to the wireless transmitting unit 71 and transmits the status information through a wireless network, and an input terminal of the main controller 1 is connected to the wireless receiving unit 72 and receives the status information.

When the running state of the electric device in the automobile ceiling changes, the state information needs to be fed back to the main controller 1, at this time, the sub-controller 2 needs to be provided with the wireless transmitting unit 71, the sub-controller 2 can transmit the state information of the electric device to the wireless transmitting unit 71, and then the state information is transmitted out by the wireless transmitting unit 71 through the wireless transmitting antenna. The main controller 1 is provided with the wireless receiving unit 72, and the wireless receiving unit 72 of the main controller 1 converts the signals sent by the wireless network into the state information of the electric device and transmits the state information to the man-machine interface of the automobile, so that a driver can know the working state of the electric device in the automobile ceiling at any time and can timely make corresponding feedback.

In one embodiment, as shown in fig. 2, the wireless transmitting unit 71 further includes an encryption module 81, the output terminals of the main controller 1 and the sub-controllers 2 are connected to the wireless transmitting unit 71 through the encryption module 81, and the encryption module 81 encrypts the control signal or the status information; the wireless receiving unit 72 comprises a decryption module 82, the input ends of the main controller 1 and the sub-controllers 2 are connected with the wireless receiving unit 72 through the decryption module 82, and the decryption module 82 decrypts the received control signals or state information.

With the increasing development of vehicle informatization, the vehicle-mounted network is arranged and used on most automobiles, the signal interference among different vehicles is correspondingly increased, in order to prevent wireless control signals among different vehicles from misoperation of other vehicles, the signal transmission and reception of each vehicle are provided with corresponding encryption and decryption programs, and simultaneously, in order to prevent hackers from invading the vehicles, external signals cannot be accessed into the information transmission network of the vehicles. The encryption module 81 is to re-encode the control signal or the state information through a certain rule through an internal encoder, namely, a key, and then send out the encoded information through wireless transmission, so that even if other vehicles receive the wireless information, corresponding information cannot be identified due to the absence of the corresponding key, and meanwhile, the key can also carry an identification code, and if the identification code of the received information is inconsistent with the identification code of the other vehicles, the corresponding information cannot be identified. Only the information receiving device corresponding to the identification code, that is, the corresponding decryption module 82, decrypts the information using the corresponding rule, and transmits the decrypted information to the corresponding main controller 1 or sub-controller 2.

In one embodiment, as shown in fig. 2, the key 5 is further included, a wireless transmitting unit 71 is arranged in the key 5, and the wireless transmitting unit 71 is connected with the sub-controller 2 through a wireless network.

Existing cars are equipped with several keys 5 that, in addition to being used to open and lock the doors or trunk, can also open or close the roof hatch. The existing automobile key 5 has a remote control function, and a wireless transmitting unit 71 is arranged in the automobile key, so that an electric device in an automobile ceiling can be controlled through a wireless network.

The control signal of the automobile key 5 can be connected with the main controller 1 through a wireless network, the main controller 1 sends a control signal to the electric device in the automobile ceiling, and can also be connected with the sub-controller 2 through the wireless network, and the sub-controller 2 directly controls the electric device in the automobile ceiling to act, so that the corresponding function is realized, and the calculated amount of the main controller 1 can be reduced.

In one embodiment, when the key 5 and the master controller 1 simultaneously transmit the control signal through the wireless network, the slave controller 2 controls the control signal of the master controller 1.

In the in-service use in-process, there is the driver to give down control signal through main control unit 1 inside the car, the outside other personnel of car hold key 5 simultaneously and send control signal, when the order that two control signal carried out is opposite, can lead to the unable action of the consumer in the car roof or the action card pause appears, consequently when key 5 and main control unit 1 send control signal through wireless network simultaneously, sub-controller 2 uses main control unit 1's control signal as the standard, use driver's wish to give first place to, the security of car operation has been guaranteed.

In one embodiment, as shown in fig. 2, the system further comprises a mobile control terminal 6, the mobile control terminal 6 is connected to the sub-controller 2 through a wireless network, and the sub-controller 2 feeds back the status information to the mobile control terminal 6 through the wireless network.

The mobile control terminal 6 comprises a mobile phone, a tablet or a mobile notebook computer and the like, the mobile control terminal 6 can be connected to a wireless network of the automobile through wifi, bluetooth, a 4G network or a 5G network, and is wirelessly connected with the wireless transmitting unit 71 and the wireless receiving unit 72 of the sub-controller 2, so that the state information sent by the sub-controller 2 can be received, even if a driver is not in the automobile, the driver can know the state information of the electric device in the ceiling of the automobile through the mobile control terminal 6, and therefore some abnormal conditions can be processed in time. For example, it is possible to check whether the sunroof is closed or not on the mobile control terminal 6 during raining. The mobile control terminal 6 can also transmit control signals to the electric devices in the automobile ceiling through installed software to control partial functions, so that a driver can operate the electric devices in the automobile ceiling without using the automobile.

In one embodiment, when the mobile control terminal 6 and the main controller 1 simultaneously transmit the control signal, the sub-controller 2 is subject to the control signal of the main controller 1.

When the mobile control terminal 6 and the main controller 1 simultaneously send control signals, which also represents that people are operating in a cab in the automobile, the sub-controller 2 takes the control signals sent by the main controller 1 as the standard, and unexpected actions of the automobile caused by misoperation of the mobile control terminal 6 are avoided.

In one embodiment, as shown in fig. 2, the electric power distribution system further comprises a battery 9, wherein the battery 9 is detachably installed in the ceiling, and the battery 9 is electrically connected with the electric load device and the sub-controller 2 through the connecting wire harness 3 and supplies electric power to the electric load device and the sub-controller 2.

The car roof sets up at the top of automobile body, and the power consumption device in the car roof all needs the electric energy just can drive, if supply power through automobile power generation machine or storage battery, then still need draw forth a lot of power cord between automobile body and the car roof and be connected, causes the man-hour increase of installation, consequently, the power consumption device in the car roof has set up battery 9 nearby to detachable installs in the car roof, with the change of convenient battery 9. The battery 9 is arranged with the electric device or the sub-controller 2, and is connected with the wiring harness 3 for supplying electric energy.

In addition, the sunroof module 41, the sunroof lamp module 42, the rear view mirror display module 43, the antenna module 44, and the sound module 45 in the vehicle ceiling may need to be operated after the vehicle is turned off, for example, the sunroof module 41 may need to be opened and closed after the vehicle is turned off, so that ventilation in the vehicle may be facilitated, and therefore, a separate battery 9 needs to be installed in the vehicle ceiling to control the electric devices in the vehicle ceiling after the vehicle is turned off, and the electric devices may be transmitted to the mobile control terminal 6 of the driver through a wireless network.

In one embodiment, as shown in fig. 4, a battery mounting cavity 93 is arranged in the ceiling, and a clamping mechanism 94 is arranged in the battery mounting cavity 93 and the battery 9, so that the battery 9 can be clamped in the battery mounting cavity 93; an unlocking button 95 is further arranged on the outer side of the ceiling, and the clamping mechanism 94 can be unlocked through the unlocking button 95, so that the battery 9 can be taken out of the battery mounting cavity 93.

The battery 9 is arranged nearby the electric device in the automobile ceiling, and the battery mounting cavity 93 needs to be arranged inside the ceiling, so that the battery 9 can be fixed in the battery mounting cavity 93 to supply power for the electric device in the automobile ceiling. In order to prevent the unstable problem of power supply caused by battery 9 shaking and the like, clamping mechanisms 94 are arranged in the battery mounting cavity 93 and on the battery 9, so that the battery 9 can be clamped in the battery mounting cavity 93. As shown in fig. 4, the latch mechanism 94 includes a latch provided on the battery 9, the latch is fixed on the side of the battery 9 by a hinge and can rotate around the hinge, and a spring is provided between the latch and the battery 9 to keep the latch at a position far away from the battery 9. The side in battery installation cavity 93 sets up the draw-in groove, and when battery 9 inserted in battery installation cavity 93, the jack catch and draw-in groove joint made battery 9 can be stable fix in battery installation cavity 93.

Because the electric quantity of the battery 9 is consumed in use, the battery 9 in the automobile roof needs to be replaced when a certain time comes, the battery 9 needs to be taken out of the battery mounting cavity 93 conveniently, the unlocking button 95 is arranged on the inner side of the roof, the unlocking button 95 can be directly arranged on the side edge of the battery mounting cavity 93, the unlocking button is separated from the clamping groove by pressing the clamping jaw of the clamping mechanism 94, and the battery 9 can be taken out of the battery mounting cavity 93. The unlocking button 95 may also be a key provided on the inner side of the ceiling, the key is connected to the ejector, the key and the ejector are connected by the wire harness 3, the ejector is actuated by pressing the key, the ejector can press the claw of the latch mechanism 94 to disengage the claw from the slot, and the battery 9 can be taken out of the battery mounting cavity 93.

In one embodiment, as shown in fig. 4, the battery 9 is provided with an electrode contact 96, an electrode spring 97 is disposed at a corresponding position in the battery mounting cavity 93, and when the battery 9 is clamped in the battery mounting cavity 93, the electrode contact 96 contacts the electrode spring 97 and is electrically connected.

In order to connect the power supply of the battery 9 to the wiring harness 3 in the automobile ceiling after the battery 9 is inserted into the battery mounting cavity 93, the bottom of the battery 9 is provided with electrode contacts 96 which are respectively a positive electrode contact and a negative electrode contact, and the corresponding positions in the battery mounting cavity 93 are provided with electrode elastic pieces 97 which are respectively a positive electrode elastic piece and a negative electrode elastic piece made of elastic metal sheets, so that the battery mounting cavity has certain elasticity and can be stably connected with the electrode contacts 96 under the vibration condition. After the battery 9 is completely inserted into the battery mounting cavity 93, the electrode contact 96 is in contact with the electrode elastic sheet 97 to realize electric connection, and power is supplied to the electric device in the automobile ceiling and the sub-controller 2 through the wiring harness 3 connected with the electrode elastic sheet 97.

In one embodiment, a battery charging device (not shown) is further provided in the vehicle body, and the battery 9 is placed in the battery charging device and charged.

When the residual capacity of the battery 9 in the automobile ceiling is lower than the alarm value, the battery 9 is not necessarily charged with time, so that a battery charging device can be arranged in a trunk or other positions of the automobile, the battery 9 placed in the battery charging device can be charged through a generator in the running state of the automobile, when the residual capacity of the battery 9 in the automobile door is lower than the alarm value, the charged backup battery 9 in the battery charging device can be taken out and replaced in time, and the use of the power utilization device in the automobile door or the sub-controller 2 is not delayed.

In one embodiment, as shown in fig. 5, a wireless charging coil 92 is disposed on battery 9, and wireless charging coil 92 is electrically connected to electrode contact 96.

The wireless power receiving coil 91 may be disposed at a side of the battery 9 and connected to an electrode of the battery 9 for wirelessly charging the battery 9. The wireless power receiving coil 91 can wirelessly charge the battery 9 by a wireless charging method such as electromagnetic induction coupling or magnetic resonance coupling.

The electromagnetic induction coupling means that when the wireless charging coil 92 approaches the wireless power receiving coil 91, the energy signal emitted from the wireless charging coil 92 is coupled to the wireless power receiving coil 91 in an electromagnetic induction manner and is provided to the battery 9.

The magnetic resonance coupling means that a power transmission side resonance capacitor connected with the wireless charging coil 92 in series is arranged in the wireless charging coil 92, so that a power transmission side LC resonance circuit is formed; a power receiving side resonant capacitor connected in series with the wireless power receiving coil 91 is provided in the wireless power receiving coil 91, so that a power receiving side LC resonant circuit is formed; and the power transmission-side LC resonance circuit and the power reception-side LC resonance circuit have the same resonance frequency. When the wireless charging coil 92 is energized, the LC resonant circuit on the power transmission side will generate a high frequency vibration magnetic field; the magnetic field and the electric field at any time at any position in the high-frequency vibration magnetic field are in an orthogonal relation, the phase difference is 1/2 pi, the magnetic field intensity is far higher than the electric field intensity, the space electromagnetic field can store energy, the power flow density of the combined electromagnetic wave is zero, and no energy is transmitted, namely the field cannot radiate outwards and cannot be lost inwards. When the wireless charging coil 92 approaches the wireless receiving wire, the wireless receiving coil 91 will fall into the range of the high-frequency vibration magnetic field, and since the receiving-side LC resonance circuit has the same resonance frequency as the transmitting-side LC resonance circuit, the receiving-side LC resonance circuit will generate resonance of the same frequency magnetic field, so that energy is coupled from the wireless charging coil 92 to the wireless receiving coil 91 in the form of magnetic resonance and provided to the battery 9.

In one embodiment, as shown in fig. 5 to 6, the solar cell panel 10 is provided outside the ceiling, the solar cell panel 10 is connected to the ceiling by a hinge 101, and the charging cable of the solar cell panel 10 is electrically connected to the electrode contact 96.

Due to the fact that supporting facilities are not complete or the vehicle is located in a remote area, the battery 9 cannot be charged in time, and the situation that automobile electrical appliances cannot be turned on or even the automobile cannot be started can be caused. There should be a number of ways to charge the battery 9. The solar cell panel 10 is arranged on the outer side of the ceiling buckle plate 112, and the solar cell panel 10 is a device which directly or indirectly converts solar radiation energy into electric energy through a photoelectric effect or a photochemical effect by absorbing sunlight. Solar cell panel 10 passes through hinge structure 101 and is connected with ceiling panel beating 111, in order to prevent that solar cell panel 10 from droing because of the vibration from ceiling panel beating 111, also can set up the installation department in other positions of solar cell panel 10, through modes such as joint or spiro union, fix the inside at the car roof with solar cell panel 10 is stable, produce the abnormal sound in order to reduce interfering between solar cell panel 10 and ceiling panel beating 111 simultaneously, can prevent the shock pad at the installation department, can absorb the vibration, also can avoid solar cell panel 10 to damage.

In order to reduce the weight of the automobile roof and reduce the vibration abnormal sound of the rigid solar cell panel 10, the flexible thin-film solar cell 9 can be adopted by the solar cell panel 10, the flexible thin-film solar cell 9 does not need to adopt a glass back plate and a cover plate, the weight of the flexible thin-film solar cell 9 is 80% lighter than that of a double-layer glass solar cell assembly, and the flexible cell 9 adopting a PVC back plate and an ETFE thin-film cover plate can even be bent at will, so that the automobile roof is convenient to carry.

In one embodiment, as shown in fig. 5-6, the ceiling includes ceiling plates 111 and ceiling clips 112, the sub-controller is disposed between the ceiling plates 111 and the ceiling clips 112, and the hinge structure 101 turns the solar cell panel 10 from the outside of the ceiling clips 112 to the outside of the ceiling plates 111 and charges the battery 9.

When the battery 9 electric quantity is not enough, when unable in time to charge battery 9 again, can open the roof skylight, overturn the outside of car roof with solar cell panel 10 from the inside of car roof to by hinge structure 101 fixed solar cell panel 10. The charging cable of the solar panel 10 is connected with the electrode of the battery 9, and converts solar energy into electric energy to charge the battery 9.

In one embodiment, the solar panel 10 is capable of being folded and unfolded. The area of solar cell panel 10 is big more, conversion efficiency to solar energy is high more, charge more fast, but the area of car roof is not big, solar cell panel 10 that corresponds the area size needs a long time just can complement the electric quantity of battery 9, consequently can set up solar cell panel 10 into collapsible and open, fold into the small size when not, place the inside at the car roof, open it when needing to use, expand solar cell panel 10 for large tracts of land, thereby improve charge efficiency, save charge time.

The rigid solar cell panels 10 can be stacked, and are connected by a plurality of solar cell panels 10 through a connecting rod mechanism, and the plurality of solar cell panels 10 are unfolded to form a plane when needed. The flexible thin film solar cell 9 can be rolled up and placed inside the roof of the car, and when in use, it is unrolled to charge the cell 9.

In one embodiment, as shown in fig. 7-8, a roof buckle 112 and a roof sheet 111 are provided with a skylight opening 12, two U-shaped rails 102 passing through the skylight opening 12 are arranged on the inner side of the roof buckle 112 and on the outer side of the roof sheet 111, the solar cell panel 10 is arranged on the U-shaped rails 102, and the solar cell panel 10 slides in the U-shaped rails 102 and reciprocates on the inner side of the roof buckle 112 and on the outer side of the roof sheet 111.

Solar cell panel 10 sets up outside the car roof, can fully receive the sunlight to during converting into electric energy storage to battery 9, but solar cell panel 10 can increase the windage of car at the car operation in-process outside the car roof, makes the gas consumption increase, therefore solar cell panel 10 is when not, preferably hides inside the car.

Set up skylight opening 12 on roof buckle 112 and roof panel 111, the roof skylight sets up in skylight opening 12, roof buckle 112 is inboard, the roof panel 111 outside sets up two U type tracks 102 through skylight opening 12, as shown in fig. 7-8, U type track 102 one side sets up in the car roof outside, the opposite side sets up between roof buckle 112 and roof panel 111, U type track 102 through skylight opening 12 when the roof skylight is closed, can be sealed by the sealing edge of roof skylight completely, can not lead to the rainwater to enter into the car. When the automobile is in a driving state, as shown in fig. 8, the solar cell panel 10 is located below the U-shaped rail 102 and between the roof buckle 112 and the roof sheet metal 111, and the driving of the automobile is not affected. When the battery 9 is low in electric quantity and needs to be charged, the skylight of the car roof can be opened, the solar panel 10 is driven by the motor to move to the upper part of the U-shaped rail 102 from the lower part of the U-shaped rail 102 along the two U-shaped rails 102 and is positioned outside the car roof, and at the moment, the solar panel 10 receives sunlight and converts the sunlight into electric energy to be stored in the battery 9.

Although some specific embodiments of the present invention have been described in detail by way of examples, it should be understood by those skilled in the art that the above examples are for illustrative purposes only and are not intended to limit the scope of the present invention. It will be appreciated by those skilled in the art that modifications can be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.

Claims

1. The automobile ceiling controlled through the wireless network is characterized by comprising a ceiling, a main controller arranged in an automobile body, at least one sub-controller and at least one electric device arranged in the ceiling, wherein the main controller and the sub-controllers are in data and signal transmission through the wireless network, and the sub-controllers are electrically connected with the at least one electric device.

2. The wireless network controlled vehicle ceiling of claim 1, wherein the powered device comprises one or more of a sunroof module, a dome light module, a rear view mirror display module, an antenna module, and an audio module.

3. The vehicle roof controlled by the wireless network according to claim 1, wherein the main controller comprises a wireless transmitting unit, the sub-controller comprises a wireless receiving unit, the output end of the main controller is connected with the wireless transmitting unit and sends a control signal through the wireless network, and the input end of the sub-controller is connected with the wireless receiving unit and receives the control signal.

4. The wireless network controlled automobile ceiling according to claim 1, wherein the main controller comprises a wireless receiving unit, the sub-controller comprises a wireless transmitting unit, an output end of the sub-controller is connected with the wireless transmitting unit and sends the state information through a wireless network, and an input end of the main controller is connected with the wireless receiving unit and receives the state information.

5. The wireless network controlled automobile ceiling according to claim 3 or 4, characterized in that the wireless transmitting unit further comprises an encryption module, the output ends of the main controller and the sub-controllers are connected with the wireless transmitting unit through the encryption module, and the encryption module encrypts the control signal or the state information; the wireless receiving unit comprises a decryption module, the input ends of the main controller and the sub-controllers are connected with the wireless receiving unit through the decryption module, and the decryption module decrypts the received control signals or the state information.

6. The wireless network controlled automobile ceiling according to claim 1, further comprising a key, wherein a wireless transmitting unit is arranged in the key, and the wireless transmitting unit is connected with the sub-controller through a wireless network.

7. The sunroof controlled by the wireless network according to claim 6, wherein the sub-controllers are subject to the control signal of the main controller when the key and the main controller simultaneously transmit the control signal through the wireless network.

8. The wireless network controlled car roof as claimed in claim 1, further comprising a mobile control terminal, wherein the mobile control terminal is connected to the sub-controller through a wireless network, and the sub-controller feeds back the status information to the mobile control terminal through the wireless network.

9. The sunroof controlled by the wireless network according to claim 8, wherein the sub-controllers are based on the control signal of the main controller when the mobile control terminal and the main controller simultaneously transmit the control signal.

10. The wireless network controlled vehicle ceiling as claimed in claim 1, further comprising a battery detachably installed in the ceiling, the battery being electrically connected to the electric load device and the sub-controller through the connection harness and supplying electric power to the electric load device and the sub-controller.

11. The vehicle roof controlled by the wireless network according to claim 10, wherein a battery installation cavity is arranged in the roof, and the battery installation cavity and the battery are provided with a clamping mechanism which can clamp the battery in the battery installation cavity; an unlocking button is further arranged on the outer side of the ceiling and can unlock the clamping mechanism, so that the battery can be taken out of the battery installation cavity.

12. The vehicle roof controlled by the wireless network according to claim 10, wherein the battery is provided with an electrode contact, an electrode spring is arranged at a corresponding position in the battery installation cavity, and when the battery is clamped in the battery installation cavity, the electrode contact contacts the electrode spring and is electrically connected with the electrode spring.

13. The wireless network controlled car roof as claimed in claim 10, wherein a battery charging device is further provided in the car body, and the battery is placed in the battery charging device and charged.

14. The sunroof of claim 12, wherein the battery is provided with a wireless charging coil, and the wireless charging coil is electrically connected to the electrode contact.

15. The wireless network controlled automobile ceiling according to claim 12, wherein a solar cell panel is arranged on the outer side of the ceiling, the solar cell panel is connected with the ceiling through a hinge structure, and a charging cable of the solar cell panel is electrically connected with the electrode contact.

16. The wireless network controlled automobile ceiling according to claim 15, wherein the ceiling comprises a ceiling metal plate and a ceiling pinch plate, the sub-controller is arranged between the ceiling metal plate and the ceiling pinch plate, and the solar cell panel is turned over from the outer side of the ceiling pinch plate to the outer side of the ceiling metal plate by the hinge structure and charges the battery.

17. The wireless network controlled automotive headliner of claim 15, wherein the solar panel is foldable and unfoldable.

18. The wireless network controlled car roof according to claim 16, wherein skylight openings are formed in the roof buckling plate and the roof sheet metal, two U-shaped rails passing through the skylight openings are arranged on the outer side of the roof buckling plate and on the inner side of the roof buckling plate, a solar panel is arranged on the U-shaped rails, and the solar panel slides in the U-shaped rails and reciprocates on the inner side of the roof buckling plate and on the outer side of the roof sheet metal.