Vehicle-mounted display screen expansion controller

Abstract

The embodiment of the utility model provides a vehicle-mounted display screen expansion controller which comprises a connecting piece and a control part connected with the connecting piece, and the connecting piece is used for being connected to a vehicle-mounted display screen so that the vehicle-mounted display screen expansion controller can be arranged on the vehicle-mounted display screen. The control part is used for being arranged on the edge of at least one side of the vehicle-mounted displayer and comprises a shell, a circuit board and an entity control key which is installed on the shell and electrically connected with the circuit board. The circuit board is used for being in communication connection with the vehicle-mounted display screen and generating a control signal for controlling the vehicle-mounted display screen when the control keys are operated by a user. The vehicle-mounted display screen expansion controller provided by the utility model is connected with the vehicle-mounted display screen into a whole, and the vehicle-mounted display screen is controlled through the entity control keys and the circuit board, so that the vehicle function is quickly regulated and controlled, and the driving safety is ensured.

Description

Technical Field

[0001] The utility model relates to the field of electronic control, in particular to an in-vehicle display expansion controller. Background Art

[0002] With the continuous progress of technology, the intelligent development of automobiles has become faster and faster. Many traditional control switch buttons have been removed, and various control functions are concentrated on an in-vehicle display to be realized. The realization of various control functions on the central control display saves the use of various switch buttons, reduces costs to a certain extent, simplifies the cockpit, and also saves a part of space.

[0003] However, during the process of driving a vehicle, due to the need to face different driving situations, sometimes the driver needs to operate some buttons of the vehicle to control the vehicle. However, due to the characteristics of the virtual buttons on the central control display, the driver needs to look at the screen when operating the central control screen, and this behavior poses a certain danger during the driving process. Summary of the Utility Model

[0004] In view of this, it is necessary to provide an in-vehicle display expansion controller.

[0005] An embodiment of the utility model provides an in-vehicle display expansion controller, which includes a connecting member and a control part connected to the connecting member. The connecting member is used to be connected to an in-vehicle display to set the in-vehicle display expansion controller on the in-vehicle display. The control part is used to be arranged at the edge of at least one side of the in-vehicle display. The control part includes a housing, a circuit board, and physical control buttons installed on the housing and electrically connected to the circuit board. The circuit board is used to communicate with the in-vehicle display and generate a control signal for controlling the in-vehicle display when the control buttons are operated by a user.

[0006] Compared with the prior art, the in-vehicle display expansion controller provided by this application is connected to the in-vehicle display through the connecting member, so that the in-vehicle display expansion controller and the in-vehicle display are connected as a whole; in addition, the in-vehicle display is controlled through physical control buttons and a circuit board, so that during the driving process, the vehicle driver can control the in-vehicle display by operating the physical control buttons with a determined position, thereby realizing directly reaching out to operate the physical control buttons without turning the head or looking for them with eyes, and using muscle memory and touch to freely operate the physical control buttons, avoiding the behavior of the driver staring at the in-vehicle display to confirm the position of the virtual buttons and then clicking on the touch screen during the driving process, thus avoiding the occurrence of dangerous behaviors during driving and ensuring the driving safety during the driving process.

[0007] In one embodiment, the number of the control buttons is multiple, and the control unit is configured to be disposed at the bottom edge of the vehicle-mounted display screen, with the multiple control buttons being sequentially arranged along the extension direction of the bottom edge. The multiple physical control buttons are disposed at the bottom edge of the vehicle-mounted display screen, making it easier to reach out and operate and replace virtual buttons that control multiple different functions, thereby facilitating user operation and improving driving safety.

[0008] In one embodiment, the control button includes a first operation button. When an external force in a first direction is applied to the first operation button, the circuit board generates a first control signal. When an external force in a second direction is applied to the first operation button, the circuit board generates a second control signal. The first direction and the second direction are opposite. The first direction is the direction of pressing the first operation button downward, and the second direction is the direction of toggling the first operation button upward. It can be understood that setting the physical control button to a pressable and togglable control mode can realize the integration of multiple functions, simplify the number of physical control buttons, facilitate user memory and operation, and thus improve user convenience and safety.

[0009] In one embodiment, the housing includes a first opening, and the first operating key is installed corresponding to the first opening. The first operating key includes a fixed portion, a button portion, and a trigger portion. The fixed portion is movably mounted in the first opening, the button portion is connected to the fixed portion, and the trigger portion is located on a side of the fixed portion away from the button portion. When the button portion is operated, the trigger portion triggers the circuit board so that the circuit board generates the first control signal or the second control signal. The cooperation between the fixed portion and the first opening can achieve a fixed connection between the first operating key and the housing, preventing the first operating key from shaking when being operated, improving the stability and safety of product use, and thus enhancing the user experience.

[0010] In one embodiment, the vehicle-mounted display expansion controller further includes a light-emitting module, which is disposed on the circuit board and is configured to emit light corresponding to the fixed portion or the button portion. The light-emitting module includes a light-emitting element disposed on the circuit board and a light-guiding element disposed above the light-emitting element. Positioning the light-emitting module on the first operating key not only serves as a reminder but also allows the driver to immediately see the key in dark environments, facilitating user operation and enhancing the user experience.

[0011] In one embodiment, the housing includes a second opening, the control button includes a second operation button, the second operation button is an adjustment knob and is installed in the second opening, the second operation button includes a knob portion and a signal generating portion, the signal generating portion is electrically connected to the circuit board, the knob portion is sleeved around the signal generating portion, and when the knob portion rotates around the signal generating portion, the signal generating portion is triggered to generate an adjustment signal, and the circuit board is configured to generate a third control signal according to the adjustment signal. By setting the second operation button with different operation modes, it is possible to distinguish it from the first operation button, so that the user can quickly distinguish the first operation button and the second operation button, achieve quick operation, and improve the user experience.

[0012] In one embodiment, the second operation button further includes a display portion, and the display portion is disposed on a side of the signal generating portion away from the circuit board; the display portion is configured to display a control result generated by the third control signal; the signal generating portion is a hollow encoder; the control result is air conditioner temperature, air conditioner air volume or ambient light, and when the display portion is pressed, the signal generating portion is further triggered to cause the display portion to switch among air conditioner temperature, air conditioner air volume and ambient light; the display portion is further configured to display at least one of battery preheating and sports gear information. The setting of the display portion can display some functional states of the vehicle after the driver operates the control button of the entity, which is convenient for the driver to quickly understand and confirm whether the adjustment purpose is achieved, so as to confirm the next action, reduce the driver's distraction time, and thus improve driving safety; at the same time, the design of the function and structure of the display portion sets the functions that the driver needs to frequently adjust therein, thereby improving the driver's operation convenience.

[0013] In one embodiment, the in-vehicle display expansion controller further includes a wireless communication module, and the wireless communication module is further configured to communicate with an application software on a mobile terminal, so that the user can customize the control content of the entity operation button for the in-vehicle display through the application software. By setting the wireless communication module, the user can customize the function of the control button of the entity according to his own behavior habits, thereby improving the user experience.

[0014] In one embodiment, the connecting member is used for hanging on a connecting arm connecting the in-vehicle display; the connecting member is used for being fixed on the in-vehicle display through a colloid, and the housing and the connecting member are used for clamping and fixing on at least one side edge of the in-vehicle display. The setting of the connecting member enables the in-vehicle display expansion controller to be stably fixed at the edge position of the in-vehicle display, which is convenient for the user's muscle memory and use.

[0015] In one embodiment, the in-vehicle display screen is a touch display screen, which is used to display a plurality of touch keys located on the side of the in-vehicle display screen close to the control unit. The plurality of operation keys correspond to the touch keys one by one in terms of position and function; the housing also has an opening, and a charging / communication port component is arranged on the circuit board. The charging / communication port component is exposed from the opening for electrically connecting to an external device. The one-to-one correspondence between the physical operation keys and the touch keys facilitates the user to confirm the functions of the physical operation keys, making it easy for the user to quickly master and use, and improving the convenience of user use; by setting the charging / communication port component, the driver or co-driver can also electrically connect to an external device through the charging / communication port component to obtain a working voltage or charge the built-in battery. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following will briefly introduce the drawings required to be used in the embodiments. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0017] Figure 1 is a perspective view of the in-vehicle display screen expansion controller provided in Embodiment 1 of the present invention;

[0018] Figure 2 is Figure 1 a perspective view of the in-vehicle display screen expansion controller shown from another angle;

[0019] Figure 3 is Figure 1 a schematic installation combination diagram of the in-vehicle display screen expansion controller shown and the in-vehicle display screen;

[0020] Figure 4 is a perspective view of the in-vehicle display screen expansion controller provided in another embodiment of the present invention;

[0021] Figure 5 is Figure 4 a perspective view of the in-vehicle display screen expansion controller shown from another angle.

[0022] Figure 6 is a perspective view of the in-vehicle display screen expansion controller provided in Embodiment 2 of the present invention;

[0023] Figure 7 is Figure 6 a perspective view of the in-vehicle display screen expansion controller shown from another angle;

[0024] Figure 8 is Figure 6Schematic diagram of the installation combination of the in-vehicle display expansion controller and the in-vehicle display shown;

[0025] Figure 9 is Figure 6 Schematic diagram of the installation combination of the in-vehicle display expansion controller and the in-vehicle display from another angle shown;

[0026] Figure 10 is the exploded view of the in-vehicle display expansion controller provided in the second embodiment of the present invention;

[0027] Figure 11 is the exploded view of the in-vehicle display expansion controller from another angle provided in the second embodiment of the present invention;

[0028] Figure 12 is Figure 6 Exploded view of the second operation key of the in-vehicle display expansion controller shown;

[0029] Figure 13 is Figure 6 Exploded view of the second operation key of the in-vehicle display expansion controller from another angle shown;

[0030] Figure 14 is the working principle diagram of the in-vehicle display expansion controller provided in the second embodiment of the present invention. Detailed implementation manners

[0031] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0032] In the present invention, the orientation or positional relationship indicated by terms such as "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", etc. is the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. These terms are mainly used to better describe the present invention and its embodiments, and are not used to limit that the indicated devices, elements or components must have a specific orientation, or be constructed and operated in a specific orientation.

[0033] Moreover, in addition to being able to represent the orientation or positional relationship, some of the above terms may also be used to represent other meanings. For example, the term "upper" may also be used to represent a certain attachment relationship or connection relationship in some cases. For those of ordinary skill in the art, the specific meanings of these terms in the present invention can be understood according to specific circumstances.

[0034] In addition, the terms "installed", "set up", "provided with", "connected", and "linked" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral structure; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or there can be internal communication between two devices, components, or parts. For those of ordinary skill in the art, the specific meanings of the above terms in this utility model can be understood according to specific circumstances.

[0035] In addition, the terms "first", "second", etc. are mainly used to distinguish different devices, components, or parts (the specific types and structures may be the same or different), and do not indicate or imply the relative importance and quantity of the indicated devices, components, or parts. Unless otherwise specified, the meaning of "a plurality" is two or more.

[0036] Embodiment 1

[0037] Please refer to Figures 1 to 3 as shown in Figure 1 is a perspective view of the in-vehicle display expansion controller 1 provided in Embodiment 1 of the present utility model, Figure 2 is Figure 1 a perspective view of the in-vehicle display expansion controller 1 shown from another angle, Figure 3 is Figure 1 a schematic installation combination diagram of the in-vehicle display expansion controller 1 shown and the in-vehicle display 40. Embodiment 1 of the present utility model provides an in-vehicle display expansion controller 1, the in-vehicle display expansion controller 1 includes a main body part 10 and a control part 20 connected to the main body part 10. The main body part 10 is used for hanging and connecting to the in-vehicle display 40, and the control part 20 is used for communicating with the in-vehicle display 40 to control the in-vehicle display 40. It can be understood that in this embodiment, the user can hang the main body part 10 on the in-vehicle display 40, so that the in-vehicle display expansion controller 1 is connected to the in-vehicle display 40. At the same time, the control part 20 can be connected and communicated with the vehicle-mounted system of the vehicle by means of wired or wireless connection, so that the driver can synchronously control the in-vehicle display 40 by operating the control part 20, providing another operation method for the driver for the in-vehicle display 40 and improving the driving experience. In Embodiment 1, the function of the main body part 10 is to play a connecting role.

[0038] The in-vehicle display expansion controller 1 provided by the embodiment of the present application can be hung and connected to the in-vehicle display 40 through the main body portion 10, without additionally occupying the internal space of the vehicle. Moreover, the driver can operate the in-vehicle display 40 through the control portion 20, avoiding the driving hazards caused by the driver operating on the in-vehicle display 40 while driving, making driving safer, the operation more accurate and convenient, and the driving experience better.

[0039] Specifically, the main body portion 10 includes a hanging portion 11 and a storage portion 12 connecting the hanging portion 11 and the control portion 20. The hanging portion 11 is used to connect to the in-vehicle display 40 to be hung thereon. The storage portion 12 has a pick-up and drop opening 121 for picking up and dropping items and a storage space 122 for storing the items and communicating with the pick-up and drop opening 121. It can be understood that when the user needs to install the in-vehicle display expansion controller 1, only need to hang the hanging portion 11 on the in-vehicle display 40 to complete the installation. The hanging portion 11 can make the installation connection between the in-vehicle display expansion controller 1 and the in-vehicle display 40 simpler and easier to operate, without the need for additional auxiliary tools. In addition, the storage portion 12 can also provide the storage space 122 for the vehicle, facilitating the driver or co-driver to store small personal items (such as mobile phones, wallets, keys, etc.), improving the driving experience.

[0040] Further, the in-vehicle display 40 includes a display screen main body 41 and a support frame 42 connected to the back side of the in-vehicle display 40 main body. The hanging portion 11 is used to be hung on the support frame 42; the storage portion 12 is located on the back side of the in-vehicle display 40 and at least part of the pick-up and drop opening 121 corresponds to the periphery of the in-vehicle display 40; the control portion 20 is located on the side of the storage portion 12 away from the hanging portion 11. It can be understood that the in-vehicle display 40 on the vehicle is usually connected and fixed to the vehicle body through a support mechanism, that is, the support frame 42 in this embodiment. The in-vehicle display 40 is hung to the hanging portion 11 of the in-vehicle display expansion controller 1 through the support frame 42, without the need to additionally set up a hanging mechanism, making the in-vehicle display expansion controller 1 applicable to most in-vehicle displays 40. In addition, the storage portion 12 is located on the back side of the in-vehicle display 40 and at least part of the pick-up and drop opening 121 corresponds to the periphery of the in-vehicle display 40, so that the storage portion 12 does not occupy additional space inside the vehicle. At the same time, when the driver or co-driver stores items, they will not be blocked by the in-vehicle display 40, and they will not accidentally touch the in-vehicle display 40 when picking up and dropping items, and the user experience is better.

[0041] Specifically, the hanging part 11 includes a first part 111 and a second part 112. The first part 111 is located on one side of the storage part 12 and is spaced apart from the storage part 12. The second part 112 is connected between the first part 111 and the storage part 12. One side edge of the first part 111, the second part 112 and the storage part 12 together enclose a hanging opening 13. The hanging opening 13 is used to receive at least part of the support frame 42, so that one side edge of the first part 111, the second part 112 and the storage part 12 together clamp at least part of the support frame 42, so as to hang the vehicle-mounted display expansion controller 1 on the vehicle-mounted display 40. By providing the hanging opening 13 enclosed by one side edge of the first part 111, the second part 112 and the storage part 12, the vehicle-mounted display expansion controller 1 can be hooked on the support frame 42 of the vehicle-mounted display 40 like a hook, and at the same time clamp the support frame 42, making the connection between the vehicle-mounted display expansion controller 1 and the vehicle-mounted display 40 more stable.

[0042] Further, both the first part 111 and the second part 112 include an inner wall 113, an outer wall 114 disposed opposite to the inner wall 113, and a connecting wall 115 connected between the inner wall 113 and the outer wall 114. The inner wall 113, the outer wall 114 and the connecting wall 115 enclose a hanging space 14 communicating with the storage space 122. The vehicle-mounted display expansion controller 1 further includes a hanging reinforcing rib 30. The hanging reinforcing rib 30 is in a U shape and includes a first section 31 located in the storage space 122, a second section 32 located in the hanging space 14 of the second part 112, and a third section 33 located in the hanging space 14 of the first part 111. The first section 31, the second section 32 and the third section 33 are connected in sequence. By providing the hanging reinforcing rib 30, the hanging part 11 of the vehicle-mounted display expansion controller 1 can be made stronger and tougher, so that when the vehicle is driving on a bumpy road surface, the hanging part 11 will not break due to vehicle bumps.

[0043] Further, a fixing part 141 for fixing the hanging reinforcing rib 30 is further provided in the hanging space 14. The fixing part 141 is connected to one of the walls of the first part 111 or the second part 112 and locates the hanging reinforcing rib 30 between the fixing part 141 and the other wall. By providing the fixing part 141, the hanging reinforcing rib 30 can be fixed in the hanging space 14, so that the hanging reinforcing rib 30 will not shake in the hanging space 14 due to vehicle bumps.

[0044] Specifically, the fixing portion 141 includes a first fixing portion 142. The hanging space 14 of the first part 111 is provided with the first fixing portion 142. The first fixing portion 142 is connected to the inner wall 113 of the first part 111. The hanging reinforcing rib 30 is located between the outer wall 114 of the first part 111 and the first fixing portion 142. The hanging space 14 of the second part 112 is provided with a second fixing portion 143. The second fixing portion 143 is connected to the outer wall 114 of the second part 112. The hanging reinforcing rib 30 is located between the inner wall 113 of the second part 112 and the second fixing portion 143. By providing the first fixing portion 142 and the second fixing portion 143, the hanging reinforcing rib 30 can be respectively fixed within the first part 111 and the second part 112, making the force on the hanging reinforcing rib 30 in the hanging space 14 more uniform and making the fixing of the hanging reinforcing rib 30 more stable.

[0045] Furthermore, both side edges of the storage portion 12 have stepped portions 123 for supporting against the bottom edge of the vehicle-mounted display screen 40. Inside the storage space 122 of the storage portion 12, there is also a guiding spacer 124 for guiding the articles placed and taken by the user. It can be understood that after the vehicle-mounted display screen expansion controller 1 is hung on the support frame 42 of the vehicle-mounted display screen 40, the bottom edge of the vehicle-mounted display screen 40 can just abut against the stepped portion 123, clamping the vehicle-mounted display screen expansion controller 1 between the bottom edge of the vehicle-mounted display screen 40 and the support frame 42, and making the vehicle-mounted display screen expansion controller 1 more stably fixed on the vehicle-mounted display screen 40. By providing the stepped portion 123, the vehicle-mounted display screen expansion controller 1 can be supported against the bottom edge of the vehicle-mounted display screen 40. On the one hand, it makes the connection between the vehicle-mounted display screen expansion controller 1 and the vehicle-mounted display screen 40 more stable. On the other hand, it can make the structure of the vehicle-mounted display screen expansion controller 1 more compact after installation, without occupying the interior space of the vehicle. At the same time, by providing the guiding spacer 124, it makes it more neat and convenient for the user to place items, improving the user experience.

[0046] Further, the control unit 20 includes a housing 21, a circuit board (not shown) disposed in the housing 21, and a control button 23 mounted on the housing 21. The control button 23 is for user operation. The circuit board is configured to generate a vehicle display screen control instruction based on the user's operation and provide the vehicle display screen control instruction to the vehicle display screen 40. Operating the vehicle display screen 40 through the control button 23 makes the operation more accurate, and the position of the control button 23 remains fixed. After getting used to the operation habit, the driver can operate without looking at the vehicle display screen 40, making driving safer.

[0047] Further, the number of the control buttons 23 is multiple. The vehicle display screen 40 is a touch display screen, which is configured to display a plurality of touch buttons on a side of the vehicle display screen 40 close to the control unit 20. The multiple control buttons 23 correspond to the touch buttons in position and function one by one. The housing 21 further has an opening 212, and a charging / communication port component 213 is disposed on the circuit board. The charging / communication port component 213 is exposed from the opening 212 for electrically connecting to an external device. It can be understood that in this embodiment, the control button 23 can be a touch button. By pressing the button, a control instruction is issued. The multiple control buttons 23 correspond to the touch buttons in position and function one by one. When the driver or the co-driver needs to control vehicle functions, such as turning on the radio, switching the air conditioner, etc., they can operate without looking at the vehicle display screen 40. Especially when the vehicle is driving on a bumpy road, it is easy to accidentally touch the touch display screen, which affects driving safety. Directly using the control button 23 for operation can be more accurate and convenient, and the operation experience is better. At the same time, the charging / communication port component 213 can be a USB, type-c, lightning interface component, etc. By providing the charging / communication port component 213, the driver or the co-driver can also electrically connect to an external device through the charging / communication port component 213 to obtain a working voltage or charge the built-in battery, improving the user experience. Please refer to Figure 4 , Figure 5 , in another embodiment, the control button 23 can also be a knob. By turning the knob, a control command is issued, such as for adjusting the air conditioner size, volume size, etc. Directly using the control button 23 for operation can be more accurate and convenient, and the operation experience is better.

[0048] Embodiment 2

[0049] Please refer to Figure 6 and Figure 7, An in-vehicle display expansion controller 1A provided in the second embodiment of the present utility model is used to be installed on the in-vehicle display 40 of an automobile, especially for the in-vehicle display 40 of a Tesla vehicle, and is used in cooperation with the in-vehicle display 40 to replace the virtual buttons on the in-vehicle display 40 to control various functions of the vehicle, such as controlling the vehicle's headlights, doors and windows, trunk, air conditioner, etc. Specifically, please refer to Figure 8 and Figure 9 , which shows a schematic installation combination diagram of the in-vehicle display expansion controller 1A provided in this embodiment and the in-vehicle display 40 of the vehicle. It can be seen that the in-vehicle display expansion controller 1A provided in this embodiment is combined with the in-vehicle display 40 to form an integral body after being combined with the in-vehicle display 40, which is convenient for users to use, does not occupy too much space in the vehicle, and the overall tabletop can still be kept clean and tidy after use. The function of the connecting member 10' in the second embodiment is the same as that of the main body portion 10 in the first embodiment, both of which play a connecting role.

[0050] Please refer to Figure 10 and Figure 11 , The in-vehicle display expansion controller 1A provided in this embodiment includes a connecting member 10' and a control portion 20' connected to the connecting member 10'. The connecting member 10' is used to connect to the in-vehicle display 40 to set the in-vehicle display expansion controller 1A on the in-vehicle display 40. The control portion 20' is used to be arranged at the edge of at least one side of the in-vehicle display. The control portion 20' includes a housing 21', a circuit board 22', and physical operation buttons 23' installed on the housing 21' and electrically connected to the circuit board 22'. The circuit board 22' is used to communicate with the in-vehicle display 40 and generate a control signal for controlling the in-vehicle display 40 when the operation buttons 23' are operated by the user.

[0051] It can be understood that in order to make the product more adaptable to the in-vehicle display 40 and be able to maintain an integral and beautiful appearance, the length of the in-vehicle display expansion controller 1A in the embodiment of the present application is the same as the length of one side of the in-vehicle display 40, so that an integral effect can be presented after being combined with the in-vehicle display 40.

[0052] Compared with the prior art, the in-vehicle display expansion controller 1A provided by the present application is connected to the in-vehicle display 40 through the connecting member 10', so that the in-vehicle display expansion controller 1A and the in-vehicle display 40 are connected as a whole; in addition, the in-vehicle display 40 is controlled by the physical operation button 23' and the circuit board 22', so that during driving, the vehicle driver can control the in-vehicle display 40 by operating the physical operation button 23' with a definite position, so as to directly reach out and operate the physical operation button 23' without turning the head or looking for it with the eyes, and use muscle memory and touch to freely operate the physical operation button 23', avoiding the behavior of the driver staring at the in-vehicle display 40 to confirm the position of the virtual button and then clicking on the touch screen during driving, thus avoiding the occurrence of dangerous behaviors during driving and ensuring driving safety during driving.

[0053] Specifically, the connecting member 10' is used to be hung on the connecting arm connecting the in-vehicle display 40; the connecting member 10' is used to be fixed on the in-vehicle display 40 through glue, and the outer shell 21' and the connecting member 10' are used to clamp and fix the edge of at least one side of the in-vehicle display 40. The setting of the connecting member 10' enables the in-vehicle display expansion controller 1A to be stably fixed at the edge position of the in-vehicle display 40, facilitating muscle memory and use by the user.

[0054] Further, the number of the operation buttons 23' is multiple, and the control part 20' is used to be arranged at the bottom edge of the in-vehicle display 40, and the multiple operation buttons 23' are arranged in sequence along the extending direction of the bottom edge. It can be understood that the multiple operation buttons 23' are arranged along the bottom edge of the in-vehicle display 40 in a row, so that they can be reached by reaching out during operation, which is convenient for operation. The number of the operation buttons 23' is at least two. Specifically, in this embodiment, the specific number of the operation buttons 23' is 11, with one in the middle and five on each side. Of course, in other embodiments, the number of the operation buttons 23' can also be other numbers, and the present application does not make specific limitations. By setting multiple physical operation buttons 23' and arranging them at the bottom edge of the in-vehicle display 40, it is convenient to reach out and operate and replace the control of multiple virtual buttons with different functions, which is convenient for the user to operate, thus improving driving safety during vehicle driving.

[0055] Specifically, please refer to 10 Figure 11 and Figure 14The control button 23' includes a first operation button 24'. When an external force in a first direction V1 is applied to the first operation button 24', the circuit board 22' generates a first control signal. When an external force in a second direction V2 is applied to the first operation button 24', the circuit board 22' generates a second control signal. The first direction V1 and the second direction V2 are opposite. The first direction V1 is the direction of pressing the first operation button 24' downward, and the second direction V2 is the direction of toggling the first operation button 24' upward. It can be understood that the physical control button 23' is set to a pressable and togglable control mode to achieve multiple functions in one, simplify the number of physical control buttons 23', facilitate user memory and operation, and thus improve user convenience and safety. The force of pressing the first operation button 24' is converted into a control signal through the circuit board 22', thereby controlling the virtual button on the vehicle display screen 40 and realizing functional operation.

[0056] In this embodiment, there are ten first operating keys 24', divided into two groups of five, arranged side by side. The two groups are located at either end of the vehicle display expansion controller 1A. Specifically, in this embodiment, each first operating key 24' can control two vehicle functions. When the vehicle display expansion controller 1A is mounted on the vehicle display 40, the first direction V1 represents a downward press, while the second direction V2 represents an upward movement. The functions of each first operating key 24' will be described in detail below. This embodiment takes a Tesla car as an example. When the vehicle-mounted display expansion controller 1A is used on a Tesla car, the functions and effects of the 10 first operation keys 24' are described in sequence from left to right. The first first operation key 24' can be pressed downward to open the right front door, and can be toggled upward to open the right rear door; the second first operation key 24' can be pressed downward to open the left rear door, and can be toggled upward to open the auxiliary driving position; the third first operation key 24' can be pressed downward to turn on the left turn signal, and can be toggled upward to turn on the right turn signal; the fourth first operation key 24' can be pressed downward to turn on the parking light, and can be toggled upward to turn on the parking light. The fifth first operation key 24' is pressed downward to activate the forward gear, and is moved upward to activate the reverse gear. The sixth first operation key 24' is pressed downward to open the front trunk. The seventh first operation key 24' is pressed downward to activate the sports mode, and is moved upward to control the seat massage. The eighth first operation key 24' is pressed downward to control the battery preheating, and is moved upward to control the charging port. The ninth first operation key 24' is pressed downward to control the forward seat, and is moved upward to control the reverse seat. The tenth first operation key 24' is pressed downward to control the door and window locks, and is moved upward to control the lights. Of course, in other embodiments, the specific functions of each first operation key 24' can be defined or combined as needed to achieve control.

[0057] Continue to refer to Figure 10 and Figure 11 The housing 21' includes a first opening 214'. The first operation key 24' is installed corresponding to the first opening 214'. The first operation key 24' includes a fixing part 241', a key part 242' and a triggering part 243'. The fixing part 241' is movably installed in the first opening 214'. The key part 242' is connected to the fixing part 241'. The triggering part 243' is located on the side of the fixing part 241' away from the key part 242'. When the key part 242' is operated, the triggering part 243' triggers the circuit board 22' to generate the first control signal or the second control signal. Through the cooperation of the fixing part 241' and the first opening 214', the fixed connection between the first operation key 24' and the housing 21' can be realized, avoiding the shaking of the first operation key 24' during operation, improving the stability and safety of product use, and thus improving the user experience.

[0058] In this embodiment, the vehicle-mounted display expansion controller 1A further includes a light-emitting module 50'. The light-emitting module 50' is arranged on the circuit board 22' and is used to emit light corresponding to the fixing part 241' or the key part 242'. The light-emitting module 50' includes a light-emitting element 51' arranged on the circuit board 22' and a light guide element 52' arranged above the light-emitting element 51'. Arranging the light-emitting module 50' on the first operation key 24' can not only play a reminder role, but also enable the driver to observe it immediately in a dark environment, facilitating user operation and improving the user experience. In addition, it can also create different lighting atmospheres in the vehicle, making the interior lighting effect more attractive and beautiful, thus improving the user experience.

[0059] Furthermore, the housing 21' includes a second opening 215'. Please refer to Figure 12 and Figure 13 In this embodiment, the control button 23' includes a second operation key 25'. The second operation key 25' is an adjustment knob and is installed in the second opening 215'. The second operation key 25' includes a knob part 251' and a signal generation part 252'. The signal generation part 252' is electrically connected to the circuit board 22'. The knob part 251' is sleeved around the signal generation part 252'. When the knob part 251' rotates around the signal generation part 252', the signal generation part 252' is triggered to generate an adjustment signal. The circuit board 22' is used to generate a third control signal according to the adjustment signal. Setting the second operation key 25' with different operation methods can distinguish it from the first operation key 24', so that the user can quickly distinguish the first operation key 24' and the second operation key 25', realize quick operation, and improve the user experience.

[0060] Specifically, continue to refer to Figure 12 、 Figure 13 and Figure 14 , the second operation key 25' further includes a display unit 253', and the display unit 253' is arranged on the side of the signal generation unit 252' away from the circuit board 22'; the display unit 253' is used to display the control result generated by the third control signal; the signal generation unit 252' is a hollow encoder; the control result is the air conditioner temperature, air conditioner air volume or ambient light. When the display unit 253' is pressed, the signal generation unit 252' is further triggered to switch the display unit 253' among the air conditioner temperature, air conditioner air volume and ambient light; the display unit 253' is also used to display at least one of battery preheating and sports gear information. The setting of the display unit 253' can display some functional states of the vehicle after the driver operates the control button 23' of the entity, which is convenient for the driver to quickly understand and confirm whether the adjustment purpose is achieved, so as to confirm the next action, reduce the driver's distraction time, and thus improve driving safety; at the same time, the design of the function and structure of the display unit 253' sets the functions that the driver needs to frequently adjust, thereby improving the driver's operation convenience.

[0061] In this embodiment, the second operation key 25' is a circular adjustment knob, located in the middle position of the plurality of first operation keys 24', and the specific number is 1. The two groups of first operation keys 24' are respectively arranged on both sides of the second operation key 25'. The display unit 253' on the second operation key 25' is a display screen, which is used to display the temperature, air volume and ambient light of the air conditioner. If you want to change the mode, press the display unit 253', and each press switches to a different mode, and pressing again switches to another mode, so that multiple different display modes can be switched; in addition, the second operation key 25' as an adjustment knob can also be rotated clockwise and counterclockwise to adjust the size of the air conditioner temperature or air volume by rotation. When pressing the display unit 253' to switch to the ambient light mode, the light color can be selected by rotating the second operation key 25' to show different ambient effects; the ambient light in this embodiment can be set on the first operation key 24' or on the second operation key 25', so that the entire control button 23' can display different lighting effects and produce dazzling colors. In addition, in this embodiment, the display unit 253' can also display the battery preheating situation and the sports gear situation, so that the driver can clearly understand the vehicle situation, thereby realizing the function of assisting driving.

[0062] Please refer to Figure 14 , Figure 14It is the working principle diagram of the in-vehicle display expansion controller 1A provided in the second embodiment of the present utility model. In this embodiment, the in-vehicle display expansion controller 1A further includes a wireless communication module 60', and the wireless communication module 60' is also used to communicate with the application software on the mobile terminal, so that the user can customize the control content of the in-vehicle display 40 by the application software for the physical operation keys. By setting the wireless communication module 60', it is realized that the user can customize the function of the physical operation button 23' according to his own behavior habits, thereby improving the user experience.

[0063] The in-vehicle display 40 is a touch display screen, and the touch display screen is used to display a plurality of touch keys located on the side of the in-vehicle display 40 close to the control unit 20'; the plurality of operation keys 23' correspond to the touch keys in position and function one by one; the housing 21' also has an opening 212', and a charging / communication port component 213' is arranged on the circuit board 22', and the charging / communication port component 213' is exposed from the opening 212' for electrically connecting an external device. When the charging port component 213' is arranged on the circuit board 22', it can be directly externally connected to a power supply for power supply, or an external wireless receiver can be externally connected for power supply, as Figure 9 shown. When powered by an external wireless receiver, its working principle is that the wireless receiver is converted into a power output to supply power to the in-vehicle display expansion controller 1A. The wireless receiver can be placed at the wireless charging position of the vehicle (such as on the in-vehicle wireless charging board) for charging, and then supply power to the in-vehicle display expansion controller 1A. The one-to-one correspondence between the physical operation keys 23' and the touch keys facilitates the user to confirm the function of the physical operation keys 23', is convenient for the user to quickly master and use, and improves the convenience of user use; by setting the charging / communication port component 213', the driver or the co-driver can also electrically connect an external device through the charging / communication port component 213' to obtain the working voltage or charge the built-in battery.

[0064] The in-vehicle display expansion controller disclosed in the embodiments of the present utility model has been introduced in detail above. Specific examples are used in this article to elaborate on the principle and implementation manner of the present utility model. The description of the above embodiments is only used to help understand the in-vehicle display expansion controller of the present utility model and its core idea; at the same time, for those of ordinary skill in the art, according to the idea of the present utility model, there will be changes in the specific implementation manner and application scope. In summary, the content of this specification should not be construed as a limitation to the present utility model.

Claims

1. A vehicle-mounted display expansion controller, characterized in that The vehicle-mounted display screen expansion controller includes a connector and a control unit connected to the connector. The connector is used to be connected to the vehicle-mounted display screen to set the vehicle-mounted display screen expansion controller on the vehicle-mounted display screen. The control unit is used to be set at the edge of at least one side of the vehicle-mounted display screen. The control unit includes a housing, a circuit board, and a physical control button installed on the housing and electrically connected to the circuit board. The circuit board is used to communicate with the vehicle-mounted display screen and generate a control signal for controlling the vehicle-mounted display screen when the control button is operated by the user.

2. The vehicle-mounted display expansion controller according to claim 1, characterized in that, There are multiple control buttons, and the control unit is used to be arranged at the bottom edge of the vehicle-mounted display screen. The multiple control buttons are arranged in sequence along the extension direction of the bottom edge.

3. The in-vehicle display expansion controller according to claim 1, characterized in that, The control button includes a first operation button, and when an external force in a first direction is applied to the first operation button, the circuit board generates a first control signal, and when an external force in a second direction is applied to the first operation button, the circuit board generates a second control signal; The first direction is opposite to the second direction; the first direction is the direction of pressing the first operation key downward, and the second direction is the direction of sliding the first operation key upward.

4. The vehicle-mounted display expansion controller according to claim 3, wherein, The housing includes a first opening, the first operation key is installed corresponding to the first opening, the first operation key includes a fixed part, a button part and a trigger part, the fixed part is movably installed in the first opening, the button part is connected to the fixed part, and the trigger part is located on a side of the fixed part away from the button part. When the button part is operated, the trigger part triggers the circuit board so that the circuit board generates the first control signal or the second control signal.

5. The vehicle-mounted display screen expansion controller according to claim 4, wherein: The vehicle-mounted display screen expansion controller also includes a light-emitting module, which is arranged on the circuit board and is used to emit light corresponding to the fixed part or the button part; the light-emitting module includes a light-emitting element arranged on the circuit board and a light-guiding element arranged above the light-emitting element.

6. The in-vehicle display expansion controller according to claim 1, characterized in that, The housing includes a second opening, the control button includes a second operation key, the second operation key is an adjustment knob and is installed in the second opening, the second operation key includes a knob part and a signal generating part, the signal generating part is electrically connected to the circuit board, the knob part is arranged on the periphery of the signal generating part, and when the knob part rotates around the signal generating part, the signal generating part is triggered to generate an adjustment signal, and the circuit board is used to generate a third control signal based on the adjustment signal.

7. The in-vehicle display expansion controller according to claim 6, characterized in that, The second operation key also includes a display unit, which is arranged on a side of the signal generating unit away from the circuit board; the display unit is used to display the control result generated by the third control signal; the signal generating unit is a hollow encoder; the control result is air-conditioning temperature, air-conditioning volume or atmosphere light. When the display unit is pressed, the signal generating unit is further triggered to switch the display unit among air-conditioning temperature, air-conditioning volume and atmosphere light; the display unit is also used to display at least one of battery preheating and sports gear information.

8. The in-vehicle display expansion controller according to claim 1, characterized in that, The connecting piece is used to be hung on a connecting arm connected to the vehicle-mounted display screen; the connecting piece is used to be fixed to the vehicle-mounted display screen through a colloid, and the housing and the connecting piece are used to be clamped and fixed to the edge of at least one side of the vehicle-mounted display screen.

9. The vehicle-mounted display expansion controller according to claim 1, characterized in that, The vehicle-mounted display screen is a touch display screen, which is used to display multiple touch buttons located on the side of the vehicle-mounted display screen close to the control unit. The multiple control buttons correspond one-to-one to the positions and functions of the touch buttons; the shell also has an opening, and a charging / communication port is provided on the circuit board. The charging / communication port is exposed from the opening for electrical connection to external devices.

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