Novel combined type three-path multi-pole rotary transformer angle measuring device

Abstract

The utility model discloses a novel combined three-way multipolar resolver angle measuring device, which relates to the technical field of electrical control and comprises a signal excitation module, a communication module, a control module and a power supply module, the signal excitation module and the communication module are in communication connection through a socket and a cable, and the control module is electrically connected with the communication module. The angle measuring device is composed of the signal excitation module, the communication module, the control module and the power supply module, data exchange is carried out through a socket and a cable, the installation mode of the angle measuring device can be reasonably arranged, the combined structure facilitates later maintenance, and the angle measuring device can be widely applied to industrial and military equipment working in various severe environments and has wide application prospects. The device is installed and deployed on a platform including but not limited to a platform with large day and night temperature difference, frequent vibration and large amplitude, data analysis, integration and operation are carried out according to collected information, and finally monitoring of the whole device is completed, so that it is guaranteed that the device can operate accurately and stably.

Description

Technical Field

[0001] The utility model relates to the technical field of electrical control, in particular to a novel combined three-way multi-pole resolver angle measuring device. Background Art

[0002] A multi-pole resolver angle measurement device is used to measure the angular position of equipment. While its application range isn't as broad as encoder angle measurement, it's more stable and reliable than other angle measurement devices. Simply put, only devices that can measure the angle of a device can be called an angle measurement device. Angle measurement devices are used in everything from automated production equipment to children's remote-controlled cars.

[0003] Currently, most angle measurement devices are based on the grating encoder architecture. However, due to the defects of the grating encoder architecture, such as multiple chip suppliers, complex development environment, weak vibration resistance, and poor reliability, it is not suitable for the current frequent vibration and harsh working environments such as those on vehicles and ships. Based on the needs of vehicle-mounted and ship-mounted use, this solution proposes a new combined multi-pole resolver angle measurement device. Summary of the Invention

[0004] In order to solve the above technical problems, a new combined three-way multi-pole resolver angle measurement device is provided. This technical solution solves the defects mentioned in the above background technology, such as the large number of chip suppliers, complex development environment, weak vibration resistance, and poor reliability. It is not suitable for the current frequent vibration and harsh working environments such as those on vehicles and ships.

[0005] In order to achieve the above purpose, the technical solution adopted by this utility model is:

[0006] A novel combined three-way multi-pole resolver angle measurement device includes a signal excitation module, a communication module, a control module, and a power module. The signal excitation module and the communication module are connected to each other through a socket and a cable, and the control module is electrically connected to the communication module.

[0007] Wherein, the signal excitation module includes a signal generating unit, a signal power amplifying unit and a storage unit;

[0008] The communication module includes a signal conditioning unit, a signal acquisition unit, a signal processing unit, and a signal transmission unit. The signal conditioning unit is used to optimize the processing of analog signals. The signal acquisition unit is used to convert analog signals into digital signals. The signal processing unit is used to realize coarse and fine pole combination of multi-pole chord transformer data. The signal transmission unit is used to realize communication connection with external devices.

[0009] The power supply module is used to supply power to the signal excitation module and the communication module.

[0010] Preferably, the signal excitation module includes a signal generating unit, a signal power amplifying unit and a storage unit, the output end of the signal generating unit is electrically connected to the input end of the signal power amplifying unit, the output end of the signal power amplifying unit is electrically connected to the storage unit, and the storage unit is used to store the signal and transmit it to the communication module.

[0011] Preferably, the communication module includes a signal conditioning unit, a signal acquisition unit, a signal processing unit and a signal transmission unit, the output end of the signal conditioning unit is electrically connected to the input end of the signal acquisition unit, the signal acquisition unit interacts with the signal processing unit, and the output end of the signal processing unit is electrically connected to the input end of the signal transmission unit.

[0012] Preferably, the power module integrates a U101 chip, a U102 chip, and a U103 chip. The power module converts the power supply voltage through the U101 chip, the U102 chip, and the U103 chip, converting the DC30V voltage into DC12V and DC5V, and converting the DC5V voltage into DC3.3V voltage to meet the power supply requirements;

[0013] Among them, the first pin of the U101 chip is grounded, the second pin of the U101 chip is electrically connected to the DC30V voltage input terminal, the first and second pins of the U101 chip are connected in parallel with capacitors C275 and C276, the seventh pin of the U101 chip is grounded, the sixth and eighth pins of the U101 chip are the output terminals of the U101 chip, and the U101 chip is used to convert DC30V into DC12V.

[0014] Preferably, the control module integrates a U1 chip, a U2 chip, a U3 chip, a P1A chip, a P1B chip, a P1C chip, a P1E chip and a P1F chip, the U1 chip is used to convert the input voltage into a DC3.3V voltage, the U2 chip is used to convert the input voltage into a DC2.5V voltage, and the U3 chip is used to convert the input voltage into a DC1.2V voltage.

[0015] Preferably, the communication module integrates a D20 chip and a D22 chip, which are used to optimize the processing of analog signals and convert analog signals into digital signals. Pins 2 and 10 of the D20 chip are connected to a DC3.3V voltage through capacitors C163 and C164, pin 11 of the D20 chip is grounded, and pin 19 of the D20 chip is connected to a DC5V voltage through capacitors C161 and C162.

[0016] Preferably, the communication module further integrates a U2 chip, a U3 chip and a U4 chip, the U2 chip is used to generate signals, and the U3 chip and the U4 chip are used to amplify signal power.

[0017] Compared with the prior art, the beneficial effects of the present invention are:

[0018] The utility model proposes a novel combined three-way multi-pole resolver angle measurement device, which is composed of a signal excitation module, a communication module, a control module and a power supply module. Data is exchanged in the middle through sockets and cables. The installation method of the angle measurement device can be reasonably arranged, and the combined structure facilitates later maintenance. It can be widely used in industrial and military equipment working in various harsh environments. It can be installed and deployed on platforms including but not limited to platforms with large temperature differences between day and night and frequent and large vibrations. It is used to collect real-time angle data of the equipment, and perform data analysis, integration, calculation and ultimately complete monitoring of the entire equipment based on the collected information, thereby ensuring that the equipment can operate accurately and smoothly. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a structural block diagram of a novel combined three-way multi-pole resolver angle measurement device proposed in this utility model;

[0020] Figure 2 and Figure 3 Combined into the power module circuit diagram of the utility model;

[0021] Figure 4 This is the power supply voltage conversion circuit diagram of the control module in this utility model;

[0022] Figure 5 and 6 Combined into the control module circuit diagram of the utility model;

[0023] Figure 7 This is the circuit diagram of the signal acquisition unit in the utility model;

[0024] Figure 8 This is the circuit diagram of the signal generating unit in the utility model;

[0025] Figure 9 This is the circuit diagram of the signal power amplification unit in this utility model. DETAILED DESCRIPTION

[0026] The following description is intended to disclose the present invention so that those skilled in the art can implement the present invention. The preferred embodiments described below are merely examples, and those skilled in the art may conceive of other obvious variations.

[0027] Reference Figure 1 As shown, a novel combined three-way multi-pole resolver angle measurement device in an embodiment of the present invention includes a signal excitation module, a communication module, a control module and a power module. The signal excitation module and the communication module are communicatively connected via a socket and a cable, and the control module is electrically connected to the communication module.

[0028] The signal excitation module includes a signal generating unit, a signal power amplifying unit and a storage unit;

[0029] The communication module includes a signal conditioning unit, a signal acquisition unit, a signal processing unit, and a signal transmission unit. The signal conditioning unit is used to optimize the processing of analog signals, the signal acquisition unit is used to convert analog signals into digital signals, the signal processing unit is used to realize the coarse and fine pole combination of the data of the multi-pole chord transformer, and the signal transmission unit is used to realize the communication connection with the external device.

[0030] The power module is used to supply power to the signal excitation module and the communication module.

[0031] The signal excitation module includes a signal generating unit, a signal power amplifying unit and a storage unit. The output end of the signal generating unit is electrically connected to the input end of the signal power amplifying unit, and the output end of the signal power amplifying unit is electrically connected to the storage unit. The storage unit is used to store signals and transmit them to the communication module.

[0032] The communication module includes a signal conditioning unit, a signal acquisition unit, a signal processing unit and a signal transmission unit. The output end of the signal conditioning unit is electrically connected to the input end of the signal acquisition unit. The signal acquisition unit interacts with the signal processing unit. The output end of the signal processing unit is electrically connected to the input end of the signal transmission unit.

[0033] It can be understood that the main chip model of the control module in this embodiment is EP4CE15F17I7, the power supply unit is mainly composed of the actual welded WRA2412S-3WR2, URB2405YMD_6WR3, ASM1117_3V3 and ASM1117_2V5 and other power modules and chips, the signal transmission unit is mainly composed of the isolation 422 chip ADM2582EBRWZ, the signal acquisition unit is mainly composed of the RDC chip AD2S83IPZ, the signal conditioning unit is mainly composed of the second-order filter mainly AD8066AR, the main chip model of the signal generation unit is ICL8038, and the main chip model of the signal power amplification unit is TDA7296V.

[0034] Reference Figure 2-Figure 3 As shown, the power module integrates the U101 chip, the U102 chip, and the U103 chip. The power module converts the power voltage through the U101 chip, the U102 chip, and the U103 chip, converting the DC30V voltage into DC12V and DC5V, and converting the DC5V voltage into DC3.3V to meet the power supply requirements.

[0035] Reference Figure 4-Figure 6As shown, the control module integrates U1 chip, U2 chip, U3 chip, P1A chip, P1B chip, P1C chip, P1E chip and P1F chip. The U1 chip is used to convert the input voltage into DC3.3V voltage, the U2 chip is used to convert the input voltage into DC2.5V voltage, and the U3 chip is used to convert the input voltage into DC1.2V voltage.

[0036] Reference Figure 7 As shown, the communication module integrates the D20 chip and the D22 chip, which are used to optimize the processing of analog signals and convert analog signals into digital signals. The 2nd and 10th pins of the D20 chip are connected to the DC3.3V voltage through capacitors C163 and C164, the 11th pin of the D20 chip is grounded, and the 19th pin of the D20 chip is connected to the DC5V voltage through capacitors C161 and C162.

[0037] Reference Figure 8-Figure 9 As shown, the communication module also integrates U2 chip, U3 chip and U4 chip, U2 chip is used to generate signals, and U3 chip and U4 chip are used for signal power amplification;

[0038] Among them, pin 1 of the U101 chip is grounded, pin 2 of the U101 chip is electrically connected to the DC30V voltage input terminal, capacitors C275 and C276 are connected in parallel to pins 1 and 2 of the U101 chip, pin 7 of the U101 chip is grounded, pins 6 and 8 of the U101 chip are the output terminals of the U101 chip, and the U101 chip is used to convert DC30V to DC12V.

[0039] In summary, the advantages of the present invention are that it consists of a signal excitation module, a communication module, a control module and a power supply module, in which data is exchanged through sockets and cables, the installation method of the angle measuring device can be reasonably arranged, and the combined structure is convenient for later maintenance. It can be widely used in industrial, military and other equipment working in various harsh environments, and can be installed and deployed on platforms including but not limited to those with large temperature differences between day and night, frequent and large vibrations, to collect real-time angle data of the equipment, and to analyze, integrate and calculate the data based on the collected information and finally complete the monitoring of the entire equipment, thereby ensuring that the equipment can operate accurately and smoothly.

[0040] The above shows and describes the basic principles, main features, and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions merely illustrate the principles of the present invention. Various changes and improvements are possible without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed for the present invention is defined by the appended claims and their equivalents.

Claims

1. A novel combined three-way multi-pole resolver angle measurement device, characterized in that: It includes a signal excitation module, a communication module, a control module and a power supply module. The signal excitation module and the communication module are connected to each other through a socket and a cable. The control module is electrically connected to the communication module. Wherein, the signal excitation module includes a signal generating unit, a signal power amplifying unit and a storage unit; The communication module includes a signal conditioning unit, a signal acquisition unit, a signal processing unit, and a signal transmission unit. The signal conditioning unit is used to optimize the processing of analog signals. The signal acquisition unit is used to convert analog signals into digital signals. The signal processing unit is used to realize coarse and fine pole combination of multi-pole chord transformer data. The signal transmission unit is used to realize communication connection with external devices. The power supply module is used to supply power to the signal excitation module and the communication module.

2. The novel combined three-way multi-pole resolver angle measurement device according to claim 1, characterized in that: The signal excitation module includes a signal generating unit, a signal power amplifying unit and a storage unit. The output end of the signal generating unit is electrically connected to the input end of the signal power amplifying unit, and the output end of the signal power amplifying unit is electrically connected to the storage unit. The storage unit is used to store signals and transmit them to the communication module.

3. The novel combined three-way multi-pole resolver angle measurement device according to claim 1, characterized in that: The communication module includes a signal conditioning unit, a signal acquisition unit, a signal processing unit and a signal transmission unit. The output end of the signal conditioning unit is electrically connected to the input end of the signal acquisition unit. The signal acquisition unit interacts with the signal processing unit. The output end of the signal processing unit is electrically connected to the input end of the signal transmission unit.

4. The novel combined three-way multi-pole resolver angle measurement device according to claim 1, characterized in that: The power module integrates the U101 chip, the U102 chip and the U103 chip. The power module converts the power supply voltage through the U101 chip, the U102 chip and the U103 chip, converting the DC30V voltage into DC12V and DC5V, and converting the DC5V voltage into DC3.3V voltage to meet the power supply requirements; Among them, the first pin of the U101 chip is grounded, the second pin of the U101 chip is electrically connected to the DC30V voltage input terminal, the first and second pins of the U101 chip are connected in parallel with capacitors C275 and C276, the seventh pin of the U101 chip is grounded, the sixth and eighth pins of the U101 chip are the output terminals of the U101 chip, and the U101 chip is used to convert DC30V into DC12V.

5. The novel combined three-way multi-pole resolver angle measurement device according to claim 1, characterized in that: The control module integrates U1 chip, U2 chip, U3 chip, P1A chip, P1B chip, P1C chip, P1E chip and P1F chip. The U1 chip is used to convert the input voltage into DC3.3V voltage, the U2 chip is used to convert the input voltage into DC2.5V voltage, and the U3 chip is used to convert the input voltage into DC1.2V voltage.

6. The novel combined three-way multi-pole resolver angle measurement device according to claim 1, characterized in that: The communication module integrates a D20 chip and a D22 chip, which are used to optimize the processing of analog signals and convert analog signals into digital signals. Pins 2 and 10 of the D20 chip are connected to a DC3.3V voltage through capacitors C163 and C164, pin 11 of the D20 chip is grounded, and pin 19 of the D20 chip is connected to a DC5V voltage through capacitors C161 and C162.

7. The novel combined three-way multi-pole resolver angle measurement device according to claim 1, characterized in that: The communication module further integrates a U2 chip, a U3 chip and a U4 chip, wherein the U2 chip is used to generate signals, and the U3 chip and the U4 chip are used to amplify signal power.

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