Resistance touch type wireless graphical programming input control handle

Abstract

The utility model belongs to the technical field of programmable electronic products, and discloses a resistance touch type wireless graphical programming input control handle, which is a thin-sheet panel-shaped control handle with directly exposed touch input contact electrodes, and comprises a thin-sheet PCB (printed circuit board) with directly exposed touch input contact electrodes, the PCB is provided with a plurality of resistance-type contact electrodes, the resistance-type contact electrodes are all contact electrodes which directly expose touch input outwards, and the resistance-type contact electrodes can be directly triggered when being in contact with the human body of a user, or the resistance-type contact electrodes are directly triggered when being in contact with the human body of the user by being connected with extension lines and extension objects of the exposed touch input contact electrodes. Through multi-aspect structural improvement design, a shell and a mechanical switch key are omitted, and a plurality of resistance-type contact electrodes are arranged, are directly exposed outwards and are used for touch input, and can be directly triggered when being in contact with the human body of a user; the circuit can be widely applied to signal input and control of various programmable electronic products.

Description

TECHNICAL FIELD

[0001] The utility model relates to programmable electronic product technical field especially, relate to a resistance touch type wireless graphical programming input control handle. BACKGROUND

[0002] With the development of mobile devices and internet technology, graphical programming has begun to expand to mobile terminals and online platforms. Various online graphical programming platforms, such as Mind+, Scratch, etc., make graphical programming more popular. Current graphical programming tools are more diverse and specialized, not only used in the education field, but also applied to industrial automation, robot programming, etc. Graphical programming has changed from a professional field to a popular one; it has lowered the threshold for programming learning, enabling non-professionals to participate in programming and innovation.

[0003] To assist in the learning of graphical programming, programming input control handles are being sold on the market to assist in learning. Programming input control handles closely integrate the current trend of children's graphical programming education, aiming to provide an interactive and easy-to-use programming learning experience for primary and secondary schools. Graphical programming meets the requirements of the new curriculum and helps improve students' scientific literacy and innovation ability. However, most existing programming input control handles come from existing wired game controllers, which are often heavy and inconvenient to carry. Traditional push buttons have limited lifespan and can cause poor key instruction compatibility during graphical programming. Some programming input control handles use traditional Bluetooth controllers, which often have high energy consumption and save power by turning off the switch. If the switch is not turned off, the student may not be able to use the handle during graphical programming due to low battery, which can easily affect programming learning.

[0004] For example, the existing technology, Chinese utility model patent document No. CN210573679U discloses a programming handle, including a shell, a direction control key, an external analog input, a USB cable, a switch button, a sound sensor, a light sensor, a vibration sensor and a handle. The direction control key is set on the upper left corner of the upper surface of the shell, and the switch button is set on the upper right corner of the upper surface of the shell. The shell is internally provided with a sound sensor, a light sensor and a vibration sensor. The USB cable is set on the top of the shell, and the external analog input is set on the top of the shell and beside the USB cable. This existing technology uses USB connection, which solves the technical problem of programming handle charging, but requires opening an additional USB interface on the programming device such as a tablet or a mobile phone, which is very inconvenient and has low stability.

[0005] Therefore, the programming handle of the prior art all adopts a shell design, is large in size, lacks fashion and transparency of product design, the mechanical press keys such as direction control keys are prone to poor contact or damage after long-term use, the USB connection line leads to inconvenience in connection and use, and the control distance is strictly limited by the length of the connection line, and the control form of the existing handle is limited to the traditional handle and cannot be externally expanded.

[0006] Therefore, it is urgent to develop a programming input control handle based on wireless technology, capable of long-time work, light and convenient, and capable of being conveniently matched with a programming device. Content of the utility model

[0007] The utility model discloses a new resistance touch type wireless graphical programming input control handle of fashion design, structure simplification, cancels the design of key and shell, directly uses PCB board as the carrier, and all keys are improved into resistance touch electrodes arranged on the PCB board, uses the bluetooth wireless connection, makes its overall structure compact, small in size, light in weight, long in service life, and all parts of the product are exposed, novel, fashionable and open, does not need to be connected in the programming process, adopts the bluetooth connection of matching, reduces the communication failure in the use process, does not need the connection line, thereby improves control distance, improves the overall service life, working efficiency and stability of resistance touch type wireless graphical programming input control handle.

[0008] The utility model provides the following technical scheme:

[0009] A resistance touch type wireless graphical programming input control handle is a sheet panel type control handle directly exposed to the outside for touch input, which comprises a PCB circuit board, and the PCB circuit board is provided with an MCU and a plurality of resistance touch electrodes electrically connected.

[0010] Each resistance touch electrode is a touch electrode directly exposed to the outside for touch input, each touch electrode comprises a positive electrode tab and a ground electrode tab, the positive electrode tab is in the center, and the ground electrode tab surrounds the positive electrode tab, the positive electrode tab is in the center, and an insulating groove is arranged between the positive electrode tab and the ground electrode tab, when the positive electrode tab and the ground electrode tab of the touch electrode are simultaneously contacted by any conductive part of the human body, the circuit formed by the positive electrode and the negative electrode of the touch electrode is conducted.

[0011] Each resistance touch electrode comprises two metal wiring ends in a ring structure, the ring-shaped interior is a positive electrode signal end, and the ring-shaped exterior is a ground electrode end, and an insulating groove is arranged between the two wiring ends.

[0012] The plurality of resistive touch contact electrodes are each provided with two electrode pads corresponding in electrical connection on the back of the PCB circuit board, and the signal end and the ground end are each in electrical connection with the two electrode pads corresponding on the back of the PCB circuit board.

[0013] The PCB circuit board is provided with an LED array, a battery, a circuit interface, a crystal oscillator, a Bluetooth communication module, and an acceleration sensor, a gyroscope, a geomagnetic sensor, and a distance sensor, which are each in electrical connection with the MCU.

[0014] The PCB circuit board is provided on the upper surface of the host box, and each touch input contact electrode is exposed outward.

[0015] The host box is a cuboid box, and the top surface is provided with a groove matched with the PCB circuit board.

[0016] It should be noted that:

[0017] In the description of the utility model, it should be understood that the orientation or position relationship indicated by the terms "upper", "lower", etc.

[0018] The resistive touch wireless graphical programming input control handle provided by the utility model has the following beneficial effects:

[0019] 1、The utility model discloses a plurality of structure improvements, simplify the overall structure design, and the whole machine is miniaturized, low power consumption, cancels the design of the key and the shell, and the keys are directly provided on the PCB board and are resistive touch contact electrodes, so that the structure is compact, small in size and light in weight.

[0020] 2. The utility model discloses a handle of long -term power supply can be used without shell through the structure improvement design of many aspects, the thickness of handle is greatly reduced, and the overall size and weight are reduced, and convenient storage.

[0021] 3. The utility model discloses a group of direction PAD and a group of control PAD are all dot matrix touch response, and there is no entity button, and each PAD contains different instructions, compact structure, convenient operation, and sensitive reaction.

[0022] 4. The utility model discloses a group of monochrome or multicolor pilot lamp design can complete the indication of different functions.

[0023] 5. The utility model discloses the button is improved to resistive contact electrode from traditional press button, prolongs life, adopts the bluetooth 5.4 module of low -power consumption with button cell, and the standby of thousands of hours can be completed, cancels the setting of key, and simplifies the structure, adopts the safe connection of bluetooth pairing, greatly reduces signal interference, can guarantee the smooth input control to graphical programming software, can be widely used in the signal input and control of various programmable electronic products such as electronic building blocks, robot. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is the overall three -dimensional structure schematic diagram of the PCB circuit board of the handle of the utility model embodiment;

[0025] Figure 2 It is the working principle schematic diagram of resistive contact electrode of the handle of the utility model embodiment;

[0026] Figure 3 It is the main view structure schematic diagram of the PCB circuit board of the handle of the utility model embodiment;

[0027] Figure 4 It is the rear view structure schematic diagram of the PCB circuit board of the handle of the utility model embodiment;

[0028] Figure 5 It is the overall three -dimensional structure schematic diagram of the handle of the utility model embodiment;

[0029] Figure 6 It is the module structure schematic diagram of the handle of the utility model embodiment;

[0030] Figure 7 It is the handle bluetooth function schematic diagram in graphical programming software of the utility model embodiment;

[0031] Figure 8 It is the handle bluetooth pairing schematic diagram in graphical programming software of the utility model embodiment;

[0032] Figure 9It is a handle Bluetooth pairing successful schematic view in the graphical programming software of the embodiment of the utility model;

[0033] Figure 10 It is a programming code schematic view in the graphical programming software of the embodiment of the utility model;

[0034] Figure 11 It is a schematic view of handle playing ping-pong in the graphical programming software of the embodiment of the utility model;

[0035] Figure 12 It is a programming code schematic view in the graphical programming software of the embodiment of the utility model;

[0036] Figure 13 It is a schematic view of handle playing piano in the graphical programming software of the embodiment of the utility model.

[0037] In the drawing: 1, PCB circuit board;11, resistance touch electrode;12, positive contact piece;13, ground contact piece;14, electrode piece;15, fixing hole;16, LED array;17, insulating groove;18, LED indicator lamp;2, main machine box. DETAILED DESCRIPTION

[0038] The embodiment of the utility model is explained in detail below.

[0039] Embodiment 1

[0040] Referring to Figures 1 to 6 The resistance touch wireless graphical programming input control handle provided by the utility model is a sheet panel type control handle directly exposing touch input touch electrodes outward, which comprises a PCB circuit board 1, wherein the PCB circuit board 1 is provided with an electrically connected MCU and a plurality of resistance touch electrodes 11.

[0041] Each resistance touch electrode 11 is a touch electrode directly exposed to touch input outward, each touch electrode comprises a positive contact piece 12 and a ground contact piece 13, the positive contact piece 12 is in the middle, and the ground contact piece 13 surrounds the positive contact piece 12, the width of the insulating gap between the positive contact piece 12 in the middle and the ground contact piece 13 is less than 3 mm, when the positive contact piece 12 and the ground contact piece 13 of a touch electrode are simultaneously contacted at any conductive part of a human body, the positive and negative electrodes of the touch electrode form a circuit conduction.

[0042] The plurality of resistive contact electrodes 11 are two terminals of annular structure, the annular inner part is a signal terminal, and the annular outer part is a ground terminal; an insulating groove 17 is arranged between the two terminals; the plurality of resistive contact electrodes 11 are each provided with two electrode pieces 14 electrically connected on the back of the PCB circuit board 1, and the signal terminal and the ground terminal are electrically connected with the corresponding two electrode pieces 14 on the back of the PCB circuit board 1.

[0043] Preferably, the insulating groove 17 is a circular ring or an elliptical groove; and the insulating groove 17 is arranged in different colors.

[0044] The utility model discloses through many aspects's structure improvement, has simplified the overall structural design, and the whole machine is miniaturized, low -power consumption processing, has cancelled the design of key, shell, and all keys are improved to the resistive contact electrode that directly sets up on the PCB board from traditional press button, makes its structure compact, small, light in weight, and does not need to connect in the programming process, adopts the matched bluetooth connection, reduces the communication failure in the use process, and the control distance is long, and the use is flexible, thereby improves the overall service life, work efficiency and stability of resistive touch wireless graphical programming input control handle.

[0045] Embodiment 2

[0046] Referring to Figures 1 to 6 The utility model provides a resistive touch wireless graphical programming input control handle, which is improved on the basis of embodiment 1:

[0047] The PCB circuit board 1 is provided with an LED array 16, a battery, a circuit interface, a crystal oscillator, a Bluetooth communication module, and an acceleration sensor, a gyroscope, a geomagnetic sensor, and a distance sensor, which are electrically connected with the MCU; and the LED array 16 includes a plurality of LED indicator lights 18.

[0048] Preferably, the LED indicator light 18 is a light-emitting diode; and the light-emitting diode is a single-color diode.

[0049] Referring to Figure 1 In other embodiments, the LED indicator light 18 is a multi-color diode; and in the graphical programming input control handle, the plurality of multi-color diodes cooperate with each other to display different patterns, which include a triangle, a quadrilateral, etc., and can bring better user experience effect.

[0050] Embodiment 3

[0051] Referring to Figures 1 to 6 The utility model provides a resistive touch wireless graphical programming input control handle, which is further provided with a host box 2 and a PCB circuit board 1 movably connected with the host box 2.

[0052] The host box 2 is a cuboid box, and a groove matched with the PCB circuit board 1 is arranged on the top surface of the host box 2, and the PCB circuit board 1 is detachably buckled in the groove.

[0053] The host box 2 is internally provided with an electrically connected MCU, a battery, a DC-DC converter, a crystal oscillator and a Bluetooth module; the PCB circuit board 1 is a thin sheet circuit panel directly exposing touch input contact electrodes to the outside; a plurality of LED indicator lamps 18 and a plurality of resistance touch contact electrodes 11 are arranged on the PCB circuit board 1.

[0054] The plurality of resistance touch contact electrodes 11 are directly exposed to the outside for touch input, and can be directly triggered by the human body of a user or triggered by the human body of the user through an extension line or an extension object connected to the exposed touch input contact electrodes; the plurality of LED indicator lamps 18 and the plurality of resistance touch contact electrodes 11 are electrically connected to the MCU.

[0055] The utility model discloses through many aspects's structure improvement, has simplified the overall structural design, and the whole machine is miniaturized, low -power consumption processing, has cancelled the design of key and shell, and all keys are improved to the resistance touch contact electrode that directly sets up on the PCB board from the traditional press button, makes its structure compact, small, light in weight, and does not need to connect in the programming process, adopts the matched bluetooth connection, reduces the communication failure in the use process, and the control distance is long, and the use is flexible, thereby improves the overall service life, work efficiency and stability of resistance touch type wireless graphical programming input control handle, and the resistance touch contact electrode is directly exposed to the outside for touch input, and can be directly triggered by the human body of a user or triggered by the human body of the user through an extension line or an extension object connected to the exposed touch input contact electrodes.

[0056] Embodiment 4

[0057] Referring to Figures 1 to 6 , the host box 2 further includes an acceleration sensor, a gyroscope, a geomagnetic sensor and a distance sensor electrically connected to the MCU; and the LED array 16 includes a plurality of LED indicator lamps 18.

[0058] The groove is internally provided with an elastic terminal matched with the PCB circuit board 1; the plurality of LED indicator lamps 18 and the plurality of resistance touch contact electrodes 11 are provided with a plurality of electrode sheets 14 electrically connected thereto on the back surface of the PCB circuit board 1, and the elastic terminal is matched with the electrode sheet 14; after the PCB circuit board 1 is installed in place in the groove, the elastic terminal is electrically connected to the electrode sheet 14.

[0059] The plurality of resistive touch contact electrodes 11 are two terminals of annular structure, the annular inner part is a signal terminal, and the annular outer part is a ground terminal; an insulating groove 17 is arranged between the two terminals; the signal terminal and the ground terminal are electrically connected with two electrode sheets 14 corresponding to the back of the PCB circuit board 1.

[0060] A plurality of fixing holes 15 for expansion are arranged on the positive electrode tab 12 and penetrate the PCB circuit board 1.

[0061] An exposed contact electrode is arranged on the inner wall of the fixing hole 15, and the contact electrode is electrically connected with the positive electrode tab 12.

[0062] Electrically connected.

[0063] The Bluetooth communication module is a low-power Bluetooth module, and the Bluetooth module includes a Bluetooth antenna, and the Bluetooth module is electrically connected with the Bluetooth antenna.

[0064] The battery is a button battery, which is electrically connected with the DC-DC converter, and the button battery is of CR2032 type; the DC-DC converter includes a power IC, one end of which is electrically connected with the battery, and the other end of which is electrically connected with the MCU, and the power IC is of one of the following types: BD70522GUL, SCT2325 and TPS62745DSSR.

[0065] The Bluetooth module is a Bluetooth 5.4 module, and is of one of the following types: STM32WB55, STM32WB50, nRF54H20 and nRF54L15.

[0066] The plurality of resistive touch contact electrodes 11 are arranged as four direction PADs, four function PADs and a plurality of custom PADs.

[0067] The four direction PADs and the four function PADs are respectively arranged in a central symmetry, and each PAD is electrically connected with the MCU.

[0068] The specific method for connecting and communicating of each part (each station and process) of the resistive touch wireless graphical programming input control handle is to adopt a conventional process flow in the prior art, which will not be particularly introduced here.

[0069] Example 5

[0070] Referring to Figures 7 to 13, the present example is based on the above-mentioned embodiment to carry out graphical programming input control test, the graphical programming software uses the tdprogram programming software (https: / / tdprogram.td-robot.com / v2 / index.html) based on prior art, after entering the main page of tdprogram programming software, see Figure 7 , find the handle addition page of graphical programming software, click to enter the Bluetooth search process of handle, see Figure 8 , if the search is successful, it can complete the click pairing; also can enter the pairing process of handle in the programming process, see Figure 9 , after successful pairing, the input control handle can be used to move, select, cancel, confirm and other related operations.

[0071] Example 6

[0072] See Figures 7 to 13 , the present example is based on the above-mentioned embodiment to carry out graphical programming; carry out the programming game control of table tennis, this embodiment can use handle, can embed the handle of this embodiment into the handle of table tennis bat, use the acceleration sensor, gyroscope, geomagnetic sensor, etc. of this handle, can identify the position of table tennis bat, to provide a highly simulated table tennis application scenario.

[0073] Example 7

[0074] See Figures 7 to 13 , the present example is based on the above-mentioned embodiment to carry out graphical programming; carry out the programming game control of wonderful music, this embodiment can use handle, use external lead to expand multiple resistive touch electrode 11 of handle, lead arrangement into piano keys, to better realize the simulation of piano performance.

[0075] In conclusion, the utility model discloses through many aspects's structure improvement, simplified the overall structural design, the small -size of whole machine, low -power consumption processing, cancelled the key of opening, the design of shell, all buttons are improved as the resistance touch electrode that direct setting is on the PCB board from traditional press button, make its compact structure, small, light in weight, do not need to connect in the programming process, adopt the bluetooth connection of matching, reduce the communication failure in the use process, control distance is long, uses nimble, thereby improve the overall service life, work efficiency and stability of resistance touch type wireless graphical programming input control handle, the resistance touch electrode is all direct outwardly exposed touch input contact electrode, and it can be directly triggered when the human body of user contacts, or through the extension line of exposed touch input contact electrode, the extension, directly triggered when the human body of user contacts, adopt button cell can long -term power supply, the thickness of handle is greatly reduced, reduce the overall size and weight, and convenient storage is set up a group of direction PAD and a group of control PAD, are dot matrix touch sensing, no entity button, every PAD contains different instructions, compact structure, convenient operation, sensitive reaction, through the design of a group of monochrome or multicolor indicator light, can complete the indication of different functions, improve the service life by improving each button from traditional press button to resistance touch electrode, adopt low -power consumption bluetooth 5.4 module with button cell, can complete thousands of hours standby, cancel the setting of mechanical key, simplify the overall structure, adopt the safe connection of bluetooth pairing, greatly reduce the signal interference, expand the control distance, can guarantee the smooth input control to graphical programming software, can be widely applied to the signal input and control of various programmable electronic products such as electronic building blocks, robots.

[0076] The applicant has carried out many times of graphical programming teaching application test on the resistance touch type wireless graphical programming input control handle prototype of the utility model under the condition of secrecy, and carried out actual test in part of the internal class of graphical programming teaching, and the actual test shows that the standby time of the resistance touch type wireless graphical programming input control handle is not less than 600 hours on average, and the teaching use time is not less than 300 hours on average.

[0077] The above is only a specific embodiment of the utility model, and does not limit the protection scope of the utility model; any replacement and improvement made without violating the concept of the utility model belongs to the protection scope of the utility model.

Claims

1. A resistive touch wireless graphical programming input control handle, characterized by, It is a sheet panel type control handle with directly outward exposed touch input contact electrode, which comprises a PCB circuit board (1) provided with electrically connected MCU, a plurality of resistive contact electrodes (11); Each resistive contact electrode (11) is a directly outward exposed touch input contact electrode, each of which comprises a positive contact piece (12) and a ground contact piece (13), the positive contact piece (12) is in the center and the ground contact piece (13) is surrounded around the positive contact piece (12), and an insulating groove (17) is arranged between the positive contact piece (12) and the ground contact piece (13), when the positive contact piece (12) and the ground contact piece (13) of a contact electrode are contacted at the same time at any conductive part of the human body, the positive and negative electrodes of the contact electrode form a conductive circuit. Each resistive contact electrode (11) comprises two metal terminals in ring structure, the ring interior is a positive signal terminal, and the ring exterior is a ground terminal.

2. The resistive touch wireless graphical programming input control handle of claim 1, wherein, The plurality of resistive contact electrodes (11) are provided with corresponding two electrode pieces (14) on the back of the PCB circuit board (1), and the signal terminal and the ground terminal are electrically connected with the corresponding two electrode pieces (14) on the back of the PCB circuit board (1).

3. The resistive touch wireless graphical programming input control handle according to claim 1, wherein The PCB circuit board (1) is provided with an LED array (16), a battery, a circuit interface, a crystal oscillator, a Bluetooth communication module, and an acceleration sensor, a gyroscope, a geomagnetic sensor, and a distance sensor, which are electrically connected with the MCU respectively, and the LED array (16) comprises a plurality of LED indicator lights (18).

4. The resistive touch wireless graphical programming input control handle according to claim 3, wherein It further comprises a host box (2), the PCB circuit board (1) is arranged on the upper surface of the host box (2), and each touch input contact electrode is exposed outwardly. The host box (2) is a rectangular box, the top surface of which is provided with a groove matched with the PCB circuit board (1), and the PCB circuit board (1) is detachably buckled in the groove.

5. The resistive touch wireless graphical programming input control handle according to claim 4, wherein The groove is provided with elastic terminal matched with the PCB circuit board (1), the plurality of LED indicator lights (18) are provided with corresponding two electrode pieces (14) on the back of the PCB circuit board (1), the elastic terminal is matched with the two electrode pieces (14), and the elastic terminal is electrically connected with the two electrode pieces (14) after the PCB circuit board (1) is installed in place.

6. The resistive touch wireless graphical programming input control handle according to claim 1, wherein A plurality of fixing holes (15) are arranged on the positive contact piece (12) for expansion and penetrating through the PCB circuit board (1).

7. The resistance touch wireless graphical programming input control handle according to claim 6, wherein, the inner wall of the fixed hole (15) is provided with a bare contact electrode, and the contact electrode is electrically connected with the positive contact (12).

8. The resistance touch wireless graphical programming input control handle according to claim 1, wherein, the plurality of resistance touch electrodes (11) are arranged as four direction PADs, four function PADs and a plurality of self-defined PADs. the four direction PADs and the four function PADs are respectively arranged in a central symmetry, and each PAD is electrically connected with the MCU.

9. The resistance touch wireless graphical programming input control handle according to claim 3, wherein, the battery is a button battery, which is electrically connected with the DC-DC converter, and the button battery is of a CR2032 type; the DC-DC converter comprises a power IC, one end of which is electrically connected with the battery, and the other end of which is electrically connected with the MCU, and the power IC is of one of the following types: BD70522GUL, SCT2325 and TPS62745DSSR.

10. The resistance touch wireless graphical programming input control handle according to claim 3, wherein, the Bluetooth communication module is a low-power Bluetooth module, and the Bluetooth module comprises a Bluetooth antenna, and the Bluetooth module is electrically connected with the Bluetooth antenna.

Images