Multifunctional central control screen with quick release structure, system and circuit

Abstract

The invention provides a multifunctional central control screen with a quick release structure, a system and a circuit, the multifunctional central control screen with the quick release structure comprises a central control screen main body, the central control screen main body is internally provided with a display screen module, a control panel assembly and a clamping assembly, the control panel assembly is provided with an ejector pin groove, and the clamping assembly comprises a clamping block and a driving assembly. The clamping block comprises a clamping part and a driving part, the driving assembly comprises a swinging arm and a driving pressing block, the swinging arm is hinged to the inner wall of the central control screen body, the two ends of the swinging arm are a driving end and a control end respectively, a limiting baffle matched with the control end is arranged on the driving pressing block, and the central control screen body is provided with an elastic clamping reset piece and an elastic driving reset piece. By adopting the structure, the clamping state of the central control screen main body is flexibly realized, so that the central control screen main body is relatively convenient to disassemble and assemble, the multifunctional central control screen can be taken down from a wall surface for use, the use flexibility of a product is improved, and the use experience of a user and the competitiveness of the product are improved.

Description

Technical Field

[0001] The present invention relates to the technical field of multifunctional central control screens, and in particular to a multifunctional central control screen, system and circuit with a quick-release structure. Background Art

[0002] A smart home system is a system that uses integrated wiring technology, network communication technology, security technology, automatic control technology, and audio and video technology to integrate facilities related to home life. The multi-functional central control screen is a multi-purpose product that can be used as an intelligent control terminal to control smart homes, intercom, and voice interaction.

[0003] Existing smart homes are generally controlled wirelessly or wired. Wireless transmission of control signals is easily interfered by other electronic devices, walls and other obstacles, resulting in poor communication quality and stability. Although wired control can achieve relatively stable and fast control, such central control screens are generally installed on the wall. With the development of intelligence, such central control screens have more and more functions and can even be used as learning machines. However, due to the troublesome disassembly and assembly, users need to go to the designated location to operate the central control screen. The user experience is poor, and the user needs cannot be met, which is not conducive to improving the competitiveness of the product. Summary of the invention

[0004] In order to solve the problems in the prior art, the present invention provides a multifunctional central control screen, system and circuit with a quick-release structure, which solves the problem that the existing central control screen is inconvenient to use.

[0005] The present invention discloses a multifunctional central control screen, system and circuit with a quick-release structure, comprising a central control screen body, wherein a display screen module, a control panel assembly and a clamping assembly are arranged in the central control screen body, an ejector groove is arranged on the control panel assembly, the clamping assembly comprises a clamping block and a driving assembly, the clamping block comprises a clamping part and a driving part, the driving assembly comprises a swing arm and a driving pressing block, the swing arm is hinged to the inner wall of the central control screen body, the two ends of the swing arm are respectively a driving end and a control end, a limit baffle plate cooperating with the control end is arranged on the driving pressing block, the limit baffle plate can cooperate with the inner wall of the central control screen body to limit the two sides of the control end, and the driving The pressing block can cooperate with the control end to drive the swing arm to rotate and swing. The central control screen body is provided with an elastic snap-fit ​​reset part and an elastic drive reset part. The elastic snap-fit ​​reset part and the driving end are respectively arranged on both sides of the driving part. The driving end can push the driving part to move in the direction of the elastic snap-fit ​​reset part. A snap-fit ​​window, a connecting window and a pressing window cooperating with the snap-fit ​​part, the ejector groove and the driving pressing block are respectively arranged on the central control screen body. One end of the driving pressing block is arranged in the pressing window, and the elastic drive reset part is arranged at the other end of the driving pressing block. The snap-fit ​​part protrudes out of the snap-fit ​​window, and the snap-fit ​​part can move linearly in the snap-fit ​​window.

[0006] The present invention is further improved, the elastic snap-fit ​​reset member is an elastic snap-fit ​​spring, a first spring positioning column is provided on the driving part, the elastic snap-fit ​​spring is sleeved on the first spring positioning column, the central control screen body is provided with a first positioning wall, a first movable notch is provided on the first positioning wall, one end of the first spring positioning column is provided in the first movable notch, the first spring positioning column can move relative to each other in the first movable notch, and both ends of the elastic snap-fit ​​spring can be limited by the driving part and the first positioning wall.

[0007] The present invention is further improved, the elastic driving reset member is an elastic driving spring, a second spring positioning column is arranged on the driving pressing block, the elastic driving spring is sleeved on the second spring positioning column, the central control screen body is provided with a second positioning wall, a second movable notch is arranged on the second positioning wall, one end of the second spring positioning column is arranged in the second movable notch, the second spring positioning column can move relative to each other in the second movable notch, and the two ends of the spring driving spring can be limited by the driving pressing block and the second positioning wall.

[0008] The present invention is further improved, and a first driving part and a second driving part are provided on the driving pressing block, and a first positioning inclined surface and a second positioning inclined surface are provided in the first driving part and the second driving part respectively, and a driving inclined surface matching with the first positioning inclined surface or the second positioning inclined surface is provided on the control end. The driving pressing block can adjust the swing angle of the swing arm by switching the driving inclined surface between the first driving part and the second driving part through linear motion.

[0009] The present invention is further improved, the number of the clamping blocks is two, the number of the swing arms is also two, the two clamping blocks and the two swing arms cooperate one-to-one, the two swing arms are respectively arranged on both sides of the driving pressing block, the number of the first positioning inclined planes and the second positioning inclined planes are both two, the two first positioning inclined planes are symmetrically arranged on both sides of the driving pressing block, the two second positioning inclined planes are symmetrically arranged on both sides of the driving pressing block, the number of the elastic clamping reset parts is also two, the two elastic clamping reset parts cooperate one-to-one with the two clamping blocks, the number of the clamping windows is also two, the two clamping windows cooperate one-to-one with the two clamping blocks.

[0010] The present invention also provides a system, including an 86 wall mount, a desktop base and a multifunctional central control screen with a quick-release structure, a first mounting groove is provided at the upper end of the 86 wall mount, a first connecting ejector pin cooperating with the ejector pin groove is provided in the first mounting groove, a first clamping hole is provided on the side wall of the first mounting groove, the clamping portion is a clamping protrusion provided on the clamping block, a second mounting groove is provided at the upper end of the desktop base, a second connecting ejector pin cooperating with the ejector pin groove is provided in the second mounting groove, a second clamping hole is provided on the side wall of the second mounting groove, and the clamping protrusion can be clamped into the first clamping hole or the second clamping hole.

[0011] The present invention is further improved in that a first positioning magnet is disposed in the first installation groove and the second installation groove, and a second positioning magnet cooperating with the first positioning magnet is disposed in the main body of the central control screen.

[0012] The present invention also provides a circuit, including a power supply, an interface circuit and a data control circuit, the output end of the power supply is connected to the input end of the interface circuit, the data control circuit includes a data control chip U5N and a network control chip U4, the data control chip U5N is provided with 10 pins, the output end of the interface circuit is connected to the AD8 and AE8 pins of the data control chip U5N, the network control chip U4 is provided with 41 pins, the output end of the power supply is connected to the 11th and 12th pins of the network control chip U4, and the output end of the interface circuit is connected to the 1st, 2nd, 4th, 5th, 6th, 7th, 9th and 10th pins of the network control chip U4.

[0013] The present invention is further improved, in which a connection interface is provided on the interface circuit, and 20 contacts are provided in the connection interface, the 7th to 14th contacts of the connection interface are connected to the 1st, 2nd, 4th, 5th, 6th, 7th, 9th and 10th pins of the network control chip U4, the output end of the power supply is connected to the 19th and 20th contacts of the connection interface, and the 15th and 16th pins of the connection interface are connected to the AD8 and AE8 pins of the data control chip U5N.

[0014] The present invention is further improved and also includes an expansion interface circuit, which includes an expansion interface chip U3. The expansion interface chip U3 is provided with 29 pins. The 5th and 6th contacts of the connection interface are connected to the 15th and 16th pins of the expansion interface chip U3, and the 1st and 2nd pins of the expansion interface chip U3 are connected to the expansion data interface.

[0015] Compared with the prior art, the beneficial effects of the present invention are as follows: the present invention provides a multifunctional central control screen, system and circuit with a quick-release structure. The structure thereof can effectively solve the problem that the existing central control screen is inconvenient to use. By setting a swing arm and a driving pressing block, the driving pressing block is pressed to drive the swing arm to swing, thereby changing the position of the snap-connecting block, and flexibly realizing the snap-connecting state of the central control screen body. In addition, the setting of the elastic snap-connecting reset member and the elastic driving reset member can quickly reset the snap-connecting block and the driving pressing block, making the central control screen body more convenient to disassemble and assemble. The multifunctional central control screen can be taken down from the wall for use, thereby improving the flexibility of product use, and improving the user experience and product competitiveness. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the present invention or the solutions in the prior art, a brief introduction is given below to the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0017] Figure 1 It is a schematic diagram of the combined structure of the desktop base and the multifunctional central control screen with a quick-release structure;

[0018] Figure 2 This is a schematic diagram of the internal structure of the multifunctional central control screen with a quick-release structure of the present invention;

[0019] Figure 3 This is a schematic diagram of the back structure of the multifunctional central control screen with a quick-release structure of the present invention;

[0020] Figure 4 This is a schematic diagram of the structure of the driving pressing block;

[0021] Figure 5 It is a schematic diagram of the structure of the card connection block;

[0022] Figure 6 This is a schematic diagram of the exploded structure of the desktop base;

[0023] Figure 7 This is a schematic diagram of the 86 wall mount structure;

[0024] Figure 8 is a circuit diagram of the interface circuit;

[0025] Fig. 9 is a circuit diagram of a data control circuit;

[0026] Fig.10 is a circuit diagram of a data control circuit;

[0027] Fig.11 Circuit diagram for expanding the interface circuit. DETAILED DESCRIPTION

[0028] Unless otherwise defined, all technical and scientific terms used in the present invention have the same meanings as those commonly understood by those skilled in the art to which the present invention belongs; the terms used in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention; the terms "including" and "having" and any variations thereof in the specification and claims of the present invention and the above-mentioned drawings are intended to cover non-exclusive inclusions. The terms "first", "second", etc. in the specification and claims of the present invention or the above-mentioned drawings are used to distinguish different objects, not to describe a specific order.

[0029] Reference to "embodiments" in the present invention means that a particular feature, structure, or characteristic described in conjunction with the embodiments may be included in at least one embodiment of the present invention. The appearance of the phrase in various places in the specification does not necessarily refer to the same embodiment, nor is it mutually exclusive, independent, or alternative to other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described in the present invention may be combined with other embodiments.

[0030] In order to enable those skilled in the art to better understand the solutions of the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings.

[0031] like Figure 1-10 As shown, a system of the present invention includes an 86 wall mount 3, a desktop base 2 and a multifunctional central control screen with a quick-release structure.

[0032] The multifunctional central control screen with a quick-release structure includes a central control screen body 1, in which a display screen module 101, a control panel assembly and a clamping assembly are arranged, and a pin groove 41 is arranged on the control panel assembly. The clamping assembly includes a clamping block 5 and a driving assembly, and the clamping block 5 includes a clamping portion 51 and a driving portion 52. The driving assembly includes a swing arm 6 and a driving pressing block 7. The swing arm 6 is hinged to the inner wall of the central control screen body 1, and the two ends of the swing arm 6 are respectively a driving end 61 and a control end 62. The driving pressing block 7 can cooperate with the control end 62 to drive the swing arm 6 to rotate and swing. The central control screen body 1 is provided with There are elastic snap-fit ​​reset members 8 and elastic drive reset members 9. The elastic snap-fit ​​reset members 8 and the drive end 61 are respectively arranged on both sides of the drive part 52. The drive end 61 can push the drive part 52 to move in the direction of the elastic snap-fit ​​reset member 8. A snap-fit ​​window, a connecting window and a pressing window that cooperate with the snap-fit ​​part 51, the ejector groove 41 and the drive pressing block 7 are respectively arranged on the central control screen body 1. One end of the drive pressing block 7 is arranged in the pressing window, and the elastic drive reset member 9 is arranged at the other end of the drive pressing block 7. The snap-fit ​​part 51 protrudes out of the snap-fit ​​window, and the snap-fit ​​part 51 can move linearly in the snap-fit ​​window.

[0033] By setting the swing arm 6 and the driving pressing block 7, pressing the driving pressing block 7 drives the swing arm 6 to swing, thereby changing the position of the clamping block 5, and flexibly realizing the clamping state of the central control screen body 1. In addition, the setting of the elastic clamping reset member 8 and the elastic driving reset member 9 can enable the clamping block 5 and the driving pressing block 7 to be quickly reset, making the central control screen body 1 more convenient to disassemble and assemble, and the multifunctional central control screen can be removed from the wall for use, thereby improving the flexibility of product use, and improving the user experience and product competitiveness.

[0034] The control panel assembly includes a central control main control panel and a main control connecting panel 4 . The main control connecting panel 4 is electrically connected to the central control main control panel, and an ejector slot 41 is provided on the main control connecting panel 4 .

[0035] A circuit is provided in the control panel assembly, which is used to be applied to a multifunctional central control screen with a quick-release structure. The circuit includes a power supply, an interface circuit and a data control circuit. The output end of the power supply is connected to the input end of the interface circuit. The data control circuit includes a data control chip U5N and a network control chip U4. The data control chip U5N is provided with 10 pins. The output end of the interface circuit is connected to the AD8 and AE8 pins of the data control chip U5N. The network control chip U4 is provided with 41 pins. The output end of the power supply is connected to the 11th and 12th pins of the network control chip U4, and the output end of the interface circuit is connected to the 1st, 2nd, 4th, 5th, 6th, 7th, 9th and 10th pins of the network control chip U4.

[0036] The chip model of the network control chip U4 is RTL8211F-CG, which is used to conduct network communication.

[0037] The chip model of the data control chip U5N is RK3568, which is used to acquire and process data information.

[0038] The data control circuit is arranged in the central control main control board, and the interface circuit is arranged in the main control connection board 4 .

[0039] A connection interface is provided on the interface circuit, and 20 contacts are provided in the connection interface. Contacts 7-14 of the connection interface are connected to pins 1, 2, 4, 5, 6, 7, 9 and 10 of the network control chip U4, the output end of the power supply is connected to the 19th and 20th contacts of the connection interface, and pins 15 and 16 of the connection interface are connected to pins AD8 and AE8 of the data control chip U5N.

[0040] The circuit also includes an expansion interface circuit, which includes an expansion interface chip U3. The expansion interface chip U3 is provided with 29 pins. The 5th and 6th contacts of the connection interface are connected to the 15th and 16th pins of the expansion interface chip U3, and the 1st and 2nd pins of the expansion interface chip U3 are connected to the expansion data interface.

[0041] The chip model of the expansion interface chip U3 is GL852, which is used for data transmission of the expansion interface.

[0042] The expansion interface circuit is set in the central control main control board.

[0043] A first mounting groove 31 is provided at the upper end of the 86 wall-mounted seat 3, a first connecting ejector pin 32 cooperating with the ejector pin groove 41 is provided in the first mounting groove 31, a first clamping hole 33 is provided on the side wall of the first mounting groove 31, the clamping portion 51 is a clamping protrusion provided on the clamping block 5, a second mounting groove 21 is provided at the upper end of the desktop base 2, a second connecting ejector pin 22 cooperating with the ejector pin groove 41 is provided in the second mounting groove 21, a second clamping hole 23 is provided on the side wall of the second mounting groove 21, and the clamping protrusion can be clamped into the first clamping hole 33 or the second clamping hole 23.

[0044] The 86 wall mount 3 is provided with an 86 main control board and an 86 connecting board, the 86 connecting board is electrically connected to the 86 main control board, and the first connecting pin 32 is provided on the 86 connecting board.

[0045] A base main control board and a base connecting plate 24 are arranged in the desktop base 2 . The base connecting plate 24 is electrically connected to the base main control board. The second connecting pin 22 is arranged on the base connecting plate 24 .

[0046] By cooperating with the 86 wall mount 3 and the desktop base 2 respectively, the central control screen body 1 can be flexibly installed in a designated position according to the user's usage requirements, and corresponding smart home control operations or device power supply can be performed, thereby improving the user's usage experience.

[0047] Anti-wear silicone pads 25 are provided in both the first installation groove 31 and the second installation groove 21. The anti-wear silicone pads 25 can prevent wear caused by the installation connection between the central control screen body 1 and the first installation groove 31 or the second installation groove 21.

[0048] A first positioning magnet 26 is disposed in the first mounting groove 31 and the second mounting groove 21 , and a second positioning magnet 10 cooperating with the first positioning magnet 26 is disposed in the central control screen body 1 .

[0049] Through the cooperation of the first positioning magnet 26 and the second positioning magnet 10, when installing the central control screen body 1, the operator can sense the direction of the magnetic attraction force and perform preliminary installation positioning, thereby improving the accuracy of blind operation and improving the user experience.

[0050] There are three first positioning magnets 26 and three second positioning magnets 10 . The shapes of the first positioning magnets 26 and the second positioning magnets 10 are arch bridge-shaped. The three first positioning magnets 26 are evenly arranged at the edges of the installation slots of the corresponding products.

[0051] Anti-foolproof blocks 34 are also provided in the first installation groove 31 and the second installation groove 21 , and anti-foolproof grooves 102 cooperating with the anti-foolproof blocks 34 are provided on the central control screen body 1 .

[0052] The cooperation between the fool-proof block 34 and the fool-proof groove 102 can avoid the situation where the wrong installation direction causes an electrical short circuit between the ejector groove 41 and the first connecting ejector 32 or the second connecting ejector 22, thereby improving the user experience.

[0053] The elastic snap-fit ​​reset member 8 is an elastic snap-fit ​​spring, and a first spring positioning column 521 is provided on the driving part 52. The elastic snap-fit ​​spring is sleeved on the first spring positioning column 521. The central control screen body 1 is provided with a first positioning wall 103. The first positioning wall 103 is provided with a first movable notch. One end of the first spring positioning column 521 is provided in the first movable notch. The first spring positioning column 521 can move relative to each other in the first movable notch, and both ends of the elastic snap-fit ​​spring can be limited by the driving part 52 and the first positioning wall 103.

[0054] By setting the elastic clamping spring, the clamping block 5 can automatically return to the initial position when there is no external force, thereby ensuring the stability of the position of the clamping block 5.

[0055] The elastic drive reset member 9 is an elastic drive spring, and a second spring positioning column 71 is provided on the driving pressing block 7. The elastic drive spring is sleeved on the second spring positioning column 71. The central control screen body 1 is provided with a second positioning wall 104. The second positioning wall 104 is provided with a second movable notch. One end of the second spring positioning column 71 is provided in the second movable notch. The second spring positioning column 71 can move relative to each other in the second movable notch, and both ends of the spring drive spring can be limited by the driving pressing block 7 and the second positioning wall 104.

[0056] By setting the elastic driving spring, the driving pressing block 7 can automatically return to the initial position when there is no external force, thereby ensuring the stability of the position of the driving pressing block 7.

[0057] The multifunctional central control screen with a quick-release structure also includes a first guide member 11, a pressing guide groove 72 is provided on the driving pressing block 7, the first guide member 11 is fixedly arranged in the central control screen body 1, and the first guide member 11 is arranged in the pressing guide groove 72, and the guiding direction of the pressing guide groove 72 is the same as the movement direction of the driving pressing block 7.

[0058] Through the cooperation between the first guide member 11 and the pressing guide groove 72 , the driving pressing block 7 can be made more stable during the pressing process.

[0059] The multifunctional central control screen with a quick-release structure also includes a second guide member 12, a snap-in guide groove 53 is provided on the snap-in block 5, the second guide member 12 is fixedly arranged in the central control screen body 1, and the second guide member 12 is arranged in the snap-in guide groove 53, and the guiding direction of the snap-in guide groove 53 is the same as the movement direction of the snap-in block 5.

[0060] The cooperation between the second guide member 12 and the clamping guide groove 53 can make the clamping block 5 more stable during the movement.

[0061] The driving pressing block 7 is provided with a first driving part 73 and a second driving part 74, and the first driving part 73 and the second driving part 74 are respectively provided with a first positioning inclined surface 731 and a second positioning inclined surface 741. The control end 62 is provided with a driving inclined surface that cooperates with the first positioning inclined surface 731 or the second positioning inclined surface 741. The driving pressing block 7 can adjust the swing angle of the swing arm 6 by switching the driving inclined surface between the first driving part 73 and the second driving part 74 through linear motion.

[0062] By setting the first driving part 73 and the second driving part 74, the driving inclined plane moves from the first driving part 73 to the second driving part 74, or the driving inclined plane moves from the second driving part 74 to the first driving part 73, so as to flexibly adjust the swing angle of the swing arm 6.

[0063] The first driving part 73 is arranged above the second driving part 74, and the width of the second driving part 74 is larger than that of the first driving part 73. When the driving pressing block 7 is pressed upward, the driving inclined surface moves from the first driving part 73 to the second driving part 74, pushing the control end 62 of the swing arm 6 to swing backward, so that the driving end 61 swings forward, squeezing the driving part 52 toward the elastic clamping reset member 8, so that the clamping block 5 shrinks inward and disengages from the corresponding first clamping hole 33 or the second clamping hole 23.

[0064] After the driving pressing block 7 is released, under the action of the elastic clamping reset member 8 and the elastic driving reset member 9, the clamping block 5 and the driving pressing block 7 return to their initial positions.

[0065] There are two clamping blocks 5, and there are two swing arms 6. The two clamping blocks 5 and the two swing arms 6 match one to one. The two swing arms 6 are respectively arranged on both sides of the driving pressing block 7. The number of the first positioning inclined surfaces 731 and the second positioning inclined surfaces 741 are both two. The two first positioning inclined surfaces 731 are symmetrically arranged on both sides of the driving pressing block 7, and the two second positioning inclined surfaces 741 are symmetrically arranged on both sides of the driving pressing block 7. There are two elastic clamping reset members 8, and the two elastic clamping reset members 8 match one to one with the two clamping blocks 5. There are two clamping windows, and the two clamping windows match one to one with the two clamping blocks 5.

[0066] By providing two snap-in blocks 5 , the snap-in connection between the central control screen body 1 and the 86 wall mount 3 or the desktop base 2 can be made more stable.

[0067] The multifunctional central control screen with a quick-release structure also includes a hinge 13, which is fixedly arranged in the central control screen body 1. The hinge arm is composed of two swing arms, and the angle between the two swing arms is an obtuse angle. The two swing arms are integrally formed, and a hinge hole is arranged at the connection between the two swing arms, and the hinge 13 is arranged in the hinge hole.

[0068] Through the cooperation between the hinge 13 and the hinge hole, the position of the swing arm 6 in the central control body can be made more stable.

[0069] The driving pressing block 7 is provided with a limit baffle 75 cooperating with the control end 62. Through the setting of the limit baffle 75, it can cooperate with the inner wall of the central control screen body 1 to limit the two sides of the control end 62, restricting the swing arm 6 to only swing forward and backward.

[0070] As can be seen from the above, the beneficial effects of the present invention are: adopting its mechanism can effectively solve the problem of inconvenient use of the existing central control screen, by setting the swing arm 6 and the driving pressing block 7, pressing the driving pressing block 7, driving the swing arm 6 to swing, thereby changing the position of the clamping block 5, and flexibly realizing the clamping state of the central control screen body 1, and the setting of the elastic clamping reset member 8 and the elastic driving reset member 9 can make the clamping block 5 and the driving pressing block 7 quickly reset, so that the central control screen body 1 is more convenient to disassemble and assemble, and the multifunctional central control screen can be taken down from the wall for use, thereby improving the flexibility of product use, improving the user experience and the competitiveness of the product.

[0071] The specific implementation modes described above are preferred implementation modes of the present invention, and are not intended to limit the specific implementation scope of the present invention. The scope of the present invention includes but is not limited to the specific implementation modes, and all equivalent changes made according to the present invention are within the protection scope of the present invention.

Claims

1. A multifunctional central control screen with a quick-release structure, characterized in that: It includes a central control screen body, in which a display screen module, a control panel assembly and a clamping assembly are arranged, the control panel assembly is provided with an ejector groove, the clamping assembly includes a clamping block and a driving assembly, the clamping block includes a clamping portion and a driving portion, the driving assembly includes a swing arm and a driving pressing block, the swing arm is hinged to the inner wall of the central control screen body, the two ends of the swing arm are respectively a driving end and a control end, the driving pressing block is provided with a limit baffle matched with the control end, the limit baffle can cooperate with the inner wall of the central control screen body to limit the two sides of the control end, and the driving pressing block can cooperate with the control end to drive the swing The movable arm rotates and swings, and the central control screen body is provided with an elastic snap-fit ​​reset part and an elastic drive reset part, the elastic snap-fit ​​reset part and the driving end are respectively arranged on both sides of the driving part, and the driving end can push the driving part to move in the direction of the elastic snap-fit ​​reset part, and the central control screen body is respectively provided with a snap-fit ​​window, a connecting window and a pressing window that cooperate with the snap-fit ​​part, the ejector groove and the driving pressing block, one end of the driving pressing block is arranged in the pressing window, and the elastic drive reset part is arranged at the other end of the driving pressing block, the snap-fit ​​part protrudes from the snap-fit ​​window, and the snap-fit ​​part can move linearly in the snap-fit ​​window.

2. The multifunctional central control screen with a quick-release structure according to claim 1, characterized in that: The elastic snap-fit ​​reset member is an elastic snap-fit ​​spring, the driving part is provided with a first spring positioning column, the elastic snap-fit ​​spring is sleeved on the first spring positioning column, the central control screen body is provided with a first positioning wall, the first positioning wall is provided with a first movable notch, one end of the first spring positioning column is provided in the first movable notch, the first spring positioning column can move relatively in the first movable notch, and both ends of the elastic snap-fit ​​spring can be limited by the driving part and the first positioning wall.

3. The multifunctional central control screen with a quick-release structure according to claim 1, characterized in that: The elastic driving return member is an elastic driving spring, the driving pressing block is provided with a second spring positioning column, the elastic driving spring is sleeved on the second spring positioning column, the central control screen body is provided with a second positioning wall, the second positioning wall is provided with a second movable notch, one end of the second spring positioning column is provided in the second movable notch, the second spring positioning column can move relatively in the second movable notch, and the two ends of the spring driving spring can be limited by the driving pressing block and the second positioning wall.

4. The multifunctional central control screen with a quick-release structure according to claim 1, characterized in that: The driving pressing block is provided with a first driving part and a second driving part, and the first driving part and the second driving part are respectively provided with a first positioning inclined surface and a second positioning inclined surface, and the control end is provided with a driving inclined surface that cooperates with the first positioning inclined surface or the second positioning inclined surface. The driving pressing block can adjust the swing angle of the swing arm by switching the driving inclined surface between the first driving part and the second driving part through linear motion.

5. The multifunctional central control screen with a quick-release structure according to claim 4, characterized in that: There are two clamping blocks, and there are two swing arms. The two clamping blocks and the two swing arms cooperate with each other. The two swing arms are respectively arranged on both sides of the driving pressing block. There are two first positioning inclined planes and two second positioning inclined planes. The two first positioning inclined planes are symmetrically arranged on both sides of the driving pressing block, and the two second positioning inclined planes are symmetrically arranged on both sides of the driving pressing block. There are two elastic clamping reset parts, and the two elastic clamping reset parts cooperate with the two clamping blocks one by one. There are two clamping windows, and the two clamping windows cooperate with the two clamping blocks one by one.

6. A system, characterized in that: It includes an 86 wall mount, a desktop base and a multifunctional central control screen with a quick-release structure as described in any one of claims 1 to 5, the 86 wall mount is provided with a first mounting groove on the upper end, a first connecting ejector pin cooperating with the ejector pin groove is provided in the first mounting groove, a first clamping hole is provided on the side wall of the first mounting groove, the clamping portion is a clamping protrusion provided on the clamping block, a second mounting groove is provided on the upper end of the desktop base, a second connecting ejector pin cooperating with the ejector pin groove is provided in the second mounting groove, a second clamping hole is provided on the side wall of the second mounting groove, and the clamping protrusion can be clamped into the first clamping hole or the second clamping hole.

7. The system according to claim 6, characterized in that: A first positioning magnet is disposed in the first mounting groove and the second mounting groove, and a second positioning magnet cooperating with the first positioning magnet is disposed in the central control screen body.

8. A circuit applied to the multifunctional central control screen with a quick-release structure as claimed in any one of claims 1 to 5, characterized in that: It includes a power supply, an interface circuit and a data control circuit, wherein the output end of the power supply is connected to the input end of the interface circuit, the data control circuit includes a data control chip U5N and a network control chip U4, the data control chip U5N is provided with 10 pins, the output end of the interface circuit is connected to the AD8 and AE8 pins of the data control chip U5N, the network control chip U4 is provided with 41 pins, the output end of the power supply is connected to the 11th and 12th pins of the network control chip U4, and the output end of the interface circuit is connected to the 1st, 2nd, 4th, 5th, 6th, 7th, 9th and 10th pins of the network control chip U4.

9. The circuit according to claim 8, characterized in that: A connection interface is provided on the interface circuit, and 20 contacts are provided in the connection interface. Contacts 7-14 of the connection interface are connected to pins 1, 2, 4, 5, 6, 7, 9 and 10 of the network control chip U4, the output end of the power supply is connected to contacts 19 and 20 of the connection interface, and pins 15 and 16 of the connection interface are connected to pins AD8 and AE8 of the data control chip U5N.

10. The circuit according to claim 9, characterized in that: It also includes an expansion interface circuit, which includes an expansion interface chip U3. The expansion interface chip U3 is provided with 29 pins. The 5th and 6th contacts of the connection interface are connected to the 15th and 16th pins of the expansion interface chip U3, and the 1st and 2nd pins of the expansion interface chip U3 are connected to the expansion data interface.

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