CN216561455U - Electric tool control system with online upgrading function - Google Patents
Electric tool control system with online upgrading function Download PDFInfo
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- CN216561455U CN216561455U CN202122959354.7U CN202122959354U CN216561455U CN 216561455 U CN216561455 U CN 216561455U CN 202122959354 U CN202122959354 U CN 202122959354U CN 216561455 U CN216561455 U CN 216561455U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
The utility model relates to an electric tool control system with an online upgrading function, which comprises a power supply, a main chip MCU and a driving module, wherein the power supply provides operating voltage for the main chip MCU; the power output module is in one-way communication connection with the driving module, and the driving module sends a control signal to the power output module; the main chip MCU is also connected with a connection port of a burner, and the connection port is used for being externally connected with a burner. According to the utility model, the connection port of the burner is connected with the MCU, so that the burner can be externally connected to perform online upgrade of the control program of the MCU of the main chip of the electric tool, and the control program can be modified according to the change of working conditions and actual requirements, so that the functions of the electric tool adapt to new working conditions and meet the actual working requirements.
Description
Technical Field
The utility model relates to an electric tool control system capable of upgrading functions online.
Background
The functions of the existing direct current drive electric tool products are single, and the existing direct current drive electric tool products do not have the capacity of upgrading a control program on line, so that the functions of upgrading the products cannot be expanded, the internal parameters of the products cannot be updated in time according to the change of the use environment, the use limitation is large, electric tools with different functions need to be correspondingly equipped for different operation contents and different use environments, the direct current drive electric tool products are very troublesome for users, and the cost for configuring the electric tools is high.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is as follows: provided is an electric tool control system with on-line upgradable functions.
In order to solve the technical problems, the utility model adopts the technical scheme that: the electric tool control system capable of upgrading functions on line comprises a power supply and a main chip MCU, wherein the power supply provides operating voltage for the main chip MCU; the power output module is in one-way communication connection with the driving module, and the driving module sends a control signal to the power output module; the main chip MCU is also connected with a connection port of a burner for externally connecting the burner.
As a preferred scheme, the main chip MCU is further connected with a self-checking module in a bidirectional communication manner, the self-checking module is connected with an online detection module in a bidirectional communication manner, the online detection module is respectively connected with the connection port of the burner and the main chip MCU in a unidirectional communication manner, and the online detection module receives a signal sent from the connection port of the burner and can also send a signal to the main chip MCU.
As a preferred scheme, the power output module is electrically connected with a current sampling module; the current sampling module is connected with the main chip MCU in a one-way communication mode and sends sampling current to the main chip MCU.
As a preferred scheme, the driving module comprises a switch MOS tube, the G pole of the switch MOS tube is connected with the MCU, the S pole of the switch MOS tube is connected with the driving power supply, the D pole of the switch MOS tube is connected with the power output module, the driving voltage is output to the power output module, the power output module comprises a motor and a power MOS tube which are mutually connected in series, the G pole of the power MOS tube is connected with the D pole of the switch MOS tube, the S pole of the power MOS tube is connected with the power supply, and the D pole of the power MOS tube is connected with the positive input end of the motor.
The utility model has the beneficial effects that: according to the utility model, the connection port of the burner is connected with the MCU, so that the burner can be externally connected to perform online upgrade of the control program of the MCU of the main chip of the electric tool, and the control program can be modified according to the change of working conditions and actual requirements, so that the functions of the electric tool adapt to new working conditions and meet the actual working requirements.
Drawings
The following detailed description of embodiments of the utility model is provided in conjunction with the appended drawings, in which:
FIG. 1 is a schematic diagram of the operation of the present invention;
FIG. 2 is a circuit diagram of a driver module and a power output module according to the present invention;
Detailed Description
Specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1-2, the electric tool control system capable of upgrading functions online includes a power supply (indicated by "V +" in fig. 1) and a main chip MCU, wherein the power supply provides operating voltage to the main chip MCU, and further includes a driving module in one-way communication connection with the main chip MCU, and the main chip MCU sends a control signal to the driving module; the power output module is in one-way communication connection with the driving module, and the driving module sends a control signal to the power output module; the main chip MCU is also connected with a connection port of a burner for externally connecting the burner.
In this embodiment, preferably, the main chip MCU is further connected with a self-checking module in a bidirectional communication manner, the self-checking module is connected with an online detection module in a bidirectional communication manner, the online detection module is respectively connected with the connection port of the burner and the main chip MCU in a unidirectional communication manner, and the online detection module receives a signal sent from the connection port of the burner and can also send a signal to the main chip MCU. The self-checking module and the on-line detection module are respectively a single chip microcomputer.
In order to monitor whether the load operates normally, the current sampling module is electrically connected to the power output module in the embodiment; the current sampling module is connected with the main chip MCU in a one-way communication mode, the current sampling module sends sampling current to the main chip MCU, the sampling current module can be an inductive current sampling module or a sampling resistor directly connected to the positive electrode output end of the power output module, and the other end of the sampling resistor is communicated with the main chip MCU.
As shown in fig. 2, in this embodiment, the driving module includes a switch MOS transistor Q1, a G electrode of the switch MOS transistor Q1 is connected to the main chip MCU, an S electrode is connected to the driving power supply, an actual voltage value of the driving power supply is set as required, the driving power supply can be provided by a battery of the electric tool after voltage division, a D electrode of the switch MOS transistor Q1 is connected to the power output module, and outputs the driving voltage to the power output module, the power output module includes a motor M and a power MOS transistor Q2 connected in series, the G electrode of the power MOS transistor Q2 is connected to a D electrode of the switch MOS transistor Q1, the S electrode is connected to the power supply, and the power supply can be a battery of the electric tool or an external commercial power, and the D electrode of the power MOS transistor Q2 is connected to an anode input end of the motor.
The working process of the utility model is as follows: as shown in fig. 1, the first working process of this embodiment is: when the control program of the electric tool needs to be updated, the connecting terminal of the burner is connected with the burner, then the burner writes the new program into the main chip MCU, and after the control program of the main chip MCU is updated, the electric tool can operate according to the new program, thereby realizing new functions and being suitable for new working conditions.
The second working process of this embodiment is: when the control program of the electric tool needs to be upgraded and updated, the connection terminal of the burner is connected with the burner, the burner firstly sends a test code to the online detection module, the on-line detection module sends the test code to the main chip MCU, after the product is started, the self-checking module sends a self-checking request to the main chip MCU, the MCU detects each hardware loop according to the test code, and sends the detection result back to the self-checking module, which then sends the detection result to the on-line detection module, the on-line detection module feeds back a signal of the received detection result to the self-detection module, the on-line detection module feeds back to an operator according to the self-detection result, the feedback mode includes but is not limited to display of a display and/or sound feedback, if the detection result is not wrong, the online detection module sends a normal burning signal to the burner, and the burner directly writes a complete program into the MCU through the burner connecting terminal. And if the detection result is wrong, modifying the program by the operator according to the feedback detection result, testing the test code again until the detection result is correct, and finally writing the complete program.
When the main chip MCU operation test code carries out the self-checking, the operating current is minimum, even error appears, can not cause components and parts damage, can verify the accuracy of complete procedure simultaneously, ensures that the procedure is normally operated after writing into main chip MCU.
The above embodiments are merely illustrative of the principles and effects of the present invention, and some embodiments in use, and are not intended to limit the utility model; it should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the inventive concept of the present invention, and these changes and modifications belong to the protection scope of the present invention.
Claims (4)
1. The electric tool control system capable of upgrading functions on line comprises a power supply and a main chip MCU, wherein the power supply provides operating voltage for the main chip MCU; the power output module is in one-way communication connection with the driving module, and the driving module sends a control signal to the power output module; the main chip MCU is also connected with a connection port of a burner for externally connecting the burner.
2. The electric tool control system capable of upgrading functions online as claimed in claim 1, wherein the main chip MCU is further connected with a self-checking module in a bidirectional communication manner, the self-checking module is connected with an online detection module in a bidirectional communication manner, the online detection module is respectively connected with the connection port of the burner and the main chip MCU in a unidirectional communication manner, and the online detection module receives signals sent from the connection port of the burner and can also send signals to the main chip MCU.
3. The electric tool control system capable of being upgraded online according to claim 1, wherein the power output module is electrically connected with a current sampling module; the current sampling module is connected with the main chip MCU in a one-way communication mode and sends sampling current to the main chip MCU.
4. The electric tool control system capable of upgrading functions online as claimed in claim 1, wherein the driving module comprises a switching MOS transistor, a G pole of the switching MOS transistor is connected with the main chip MCU, an S pole of the switching MOS transistor is connected with the driving power supply, a D pole of the switching MOS transistor is connected with the power output module, and outputs a driving voltage to the power output module, the power output module comprises a motor and a power MOS transistor which are connected in series, the G pole of the power MOS transistor is connected with the D pole of the switching MOS transistor, the S pole of the power MOS transistor is connected with the power supply, and the D pole of the power MOS transistor is connected with a positive input end of the motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122959354.7U CN216561455U (en) | 2021-11-29 | 2021-11-29 | Electric tool control system with online upgrading function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122959354.7U CN216561455U (en) | 2021-11-29 | 2021-11-29 | Electric tool control system with online upgrading function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216561455U true CN216561455U (en) | 2022-05-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122959354.7U Active CN216561455U (en) | 2021-11-29 | 2021-11-29 | Electric tool control system with online upgrading function |
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| Country | Link |
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| CN (1) | CN216561455U (en) |
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2021
- 2021-11-29 CN CN202122959354.7U patent/CN216561455U/en active Active
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