Wireless transmission switching speed sensor device

Abstract

The invention relates to the technical field of electric power operation and maintenance, particularly discloses a wireless transmission switching speed sensor device, and solves the problem of limitation of traditional wired connection in operation and maintenance of an electric power system. The device comprises a wireless transmitting module and a wireless receiving module, and wireless transmission of data is realized through an analog-digital converter, a microprocessor and a wireless transmission module. The system has the advantages that the applicability and the flexibility are improved through the wireless transmission design; the stability and the reliability of signal transmission are enhanced; the environmental adaptability is good; the maintenance and repair process is simplified; the accuracy is improved through data preprocessing; various speed measurement sensors are supported; the use efficiency is optimized through power management; the anti-interference capability is high; self-adaptive communication rate adjustment is carried out; and the user interface display module is convenient to monitor and configure. The device is suitable for the field of electric power operation and maintenance, and the convenience and efficiency of speed testing work are improved.

Description

Technical Field

[0001] The present invention relates to the technical field of electric power operation and maintenance, and in particular to a wireless transmission switch speed sensor device. Background Art

[0002] In the power system, the operating speed of switchgear such as circuit breakers and disconnectors is an important parameter for evaluating their performance during operation. In the prior art, speed sensors are generally used to detect the switching speed of switchgear. Furthermore, traditional speed sensors usually transmit the collected speed signals to the test instrument through a test line for monitoring and analysis. However, this wired connection method has certain limitations in practical applications.

[0003] First, wired connections are easily affected by environmental factors such as temperature, humidity, corrosion, etc. during long-term use, which can cause the test line to age and malfunction frequently. In addition, the test line may wear out or break during movement, which affects the stable transmission of the signal.

[0004] Secondly, the wired connection limits the distance between the speed sensor and the test instrument, making it difficult to perform speed tests in certain complex environments, such as high altitudes, long distances, or places where wiring is difficult.

[0005] Furthermore, wired connections are inconvenient during equipment maintenance and overhaul, such as the arrangement, inspection, and replacement of cables, which increases the maintenance workload.

[0006] The present invention aims to provide a wireless transmission switch speed sensor device, which realizes remote data collection and transmission by improving the data transmission mode of the speed sensor, thereby improving the reliability and convenience of speed testing work.

[0007] The above information disclosed in this Background section is included only for enhancement of understanding of the background of the present disclosure and therefore it may contain information that does not form the prior art that is currently known to a person of ordinary skill in the art. Summary of the invention

[0008] One object of the present invention is to provide a wireless transmission switch speed sensor device, which improves the data transmission method of the speed sensor to achieve remote data collection and transmission, thereby improving the reliability and convenience of speed testing work.

[0009] To achieve the above objectives, the present invention provides a wireless transmission switch speed sensor device, comprising a wireless transmitting module installed at a speed sensor, and a wireless receiving module installed at a test device;

[0010] in,

[0011] The speed sensor is used to detect the operating speed of the switch device and generate an analog signal;

[0012] The wireless transmission module comprises:

[0013] an analog-to-digital converter, electrically connected to the speed sensor, and configured to convert an analog signal output by the speed sensor into a digital signal;

[0014] A microprocessor, electrically connected to the analog-to-digital converter, for processing digital signals and preprocessing the digital signals;

[0015] A wireless transmission module, electrically connected to the microprocessor, for modulating the processed digital signal onto a wireless carrier and transmitting it externally;

[0016] The wireless receiving module comprises:

[0017] A wireless receiver, wirelessly connected to the wireless transmission module, for receiving the wireless carrier and performing demodulation to obtain the digital signal;

[0018] The signal receiving and processing module is electrically connected to the wireless receiver and is used to decode and process the digital signal and transmit it to the test equipment for analysis and display by the test equipment.

[0019] Optionally, the speed sensor is a photoelectric speed sensor, a magnetoelectric speed sensor, a Doppler speed sensor, an ultrasonic speed sensor or a rotary encoder.

[0020] Optionally, the signal receiving and processing module includes:

[0021] The digital-to-analog converter is electrically connected to the wireless receiver and the test device respectively, and is used for converting the received digital signal back into an analog signal and transmitting the analog signal to the test device.

[0022] Optionally, the signal receiving and processing module includes:

[0023] The data decoding and processing unit is electrically connected to the wireless receiver and the test equipment respectively, and is used to decode and process the data received by the wireless receiver for analysis and display by the test equipment.

[0024] Optionally, also include:

[0025] A battery, wherein the battery provides electrical energy for the speed sensor and the wireless transmission module.

[0026] Optionally, also include:

[0027] A power management circuit is electrically connected to the battery and is used to optimize power usage, perform charge management, power monitoring and protection on the battery.

[0028] Optionally, the wireless transmission module and the wireless receiver communicate via radio waves, cellular networks, wireless local area networks, or satellites.

[0029] Optionally, the wireless transmission module and the wireless receiver are both equipped with anti-interference units.

[0030] Optionally, also include:

[0031] A user interface display module is electrically connected to the signal receiving and processing module, and is used to display real-time data, historical records, sensor status and alarm information, and provide an operation interface for users to configure the working parameters of the speed sensor and the test equipment.

[0032] The beneficial effect of the present invention is to provide a wireless transmission switching speed sensor device, which has the following advantages:

[0033] ① Wireless transmission design: This device realizes data transmission through wireless transmitting module and wireless receiving module, eliminating the limitation of wired connection and improving the applicability and flexibility in complex environments.

[0034] ② Stability and reliability: By adopting wireless communication technology, failures caused by physical damage such as cable wear and breakage are reduced, thereby improving the stability and reliability of signal transmission.

[0035] ③ Environmental adaptability: The wireless transmission method is not affected by environmental factors such as temperature, humidity, corrosion, etc., allowing the device to work stably in a variety of environments.

[0036] ④Easy maintenance: The wireless design simplifies the installation and maintenance process and reduces long-term operating costs.

[0037] ⑤Data preprocessing: The use of analog-to-digital converters and microprocessors improves the accuracy and processability of data acquisition and ensures the quality of data received by the test equipment.

[0038] ⑥ Compatibility of various speed sensors: This device supports various types of speed sensors, and the most suitable sensor can be selected according to specific application requirements.

[0039] ⑦Power management: The battery and power management circuit ensure the independent operation capability of the device while optimizing the power utilization efficiency.

[0040] ⑧ Anti-interference capability: The wireless transmission module and the wireless receiver are equipped with anti-interference units, which can maintain stable operation in a strong electromagnetic interference environment.

[0041] ⑨Adaptive communication rate adjustment: Automatically adjust the communication rate according to the quality and strength of the wireless signal, optimizing the stability and speed of data transmission.

[0042] ⑩User interface display module: provides an intuitive operation interface and data display to facilitate users to monitor and configure the device in real time. BRIEF DESCRIPTION OF THE DRAWINGS

[0043] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0044] Figure 1 A schematic structural diagram of a wireless transmission switching speed sensor device provided in an embodiment.

[0045] In the figure:

[0046] 100. Speed ​​sensor; 200. Testing equipment;

[0047] 1. Wireless transmission module;

[0048] 2. Wireless receiving module. DETAILED DESCRIPTION

[0049] The reference to "embodiment" in the present invention means that the specific features, structures or characteristics described in conjunction with the embodiment may be included in at least one embodiment of the present invention. The word "embodiment" appearing in various places in the specification does not necessarily refer to the same embodiment, nor does it particularly limit its independence or association with other embodiments. In principle, in the present invention, as long as there is no technical contradiction or conflict, the various technical features mentioned in each embodiment can be combined in any way to form a corresponding implementable technical solution.

[0050] Unless otherwise defined, the technical terms used herein have the same meanings as those generally understood by those skilled in the art to which the present invention belongs; the use of relevant terms herein is only for describing specific embodiments and is not intended to limit the present invention.

[0051] In the description of the present invention, the term "and / or" is an expression used to describe the logical relationship between objects, indicating that three relationships may exist, for example, A and / or B, which means: A exists, B exists, and A and B exist at the same time. In addition, the character " / " in this article generally indicates that the objects before and after are in a logical relationship of "or".

[0052] In the present invention, terms such as "first" and "second" are merely used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship of quantity, priority or sequence between these entities or operations.

[0053] Without further restrictions, in the present invention, the words "include", "comprises", "has" or other similar expressions used in sentences are intended to cover non-exclusive inclusion. These expressions do not exclude the presence of additional elements in the process, method or product including the elements, so that the process, method or product including a series of elements may include not only those limited elements, but also other elements not explicitly listed, or also include elements inherent to such process, method or product.

[0054] Similar to the understanding in the Examination Guidelines, in the present invention, expressions such as "greater than", "less than", "exceed" and the like are understood to exclude the number itself; expressions such as "above", "below", "within" and the like are understood to include the number itself. In addition, in the description of the embodiments of the present invention, the meaning of "multiple" is more than two (including two), and similar expressions related to "multiple" are also understood in this way, such as "multiple groups", "multiple times", etc., unless otherwise clearly and specifically limited.

[0055] In the description of the embodiments of the present invention, the space-related expressions used, such as "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "vertical", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., indicate the orientation or position relationship based on the orientation or position relationship shown in the specific embodiments or drawings, and are only for the convenience of describing the specific embodiments of the present invention or facilitating the reader's understanding, and do not indicate or imply that the referred device or component must have a specific position, a specific orientation, or be constructed or operated in a specific orientation, and therefore cannot be understood as a limitation on the embodiments of the present invention.

[0056] Unless otherwise expressly specified or limited, in the description of the embodiments of the present invention, the terms such as "install", "connect", "connect", "fix", "set" and the like used should be understood in a broad sense. For example, the "connection" can be a fixed connection, a detachable connection, or an integrated setting; it can be a mechanical connection, an electrical connection, or a communication connection; it can be a direct connection, or an indirect connection through an intermediate medium; it can be the internal connection of two elements or the interaction relationship between two elements. For those skilled in the art of the technical field to which the present invention belongs, the specific meanings of the above terms in the embodiments of the present invention can be understood according to the specific circumstances.

[0057] The present invention provides a wireless transmission switch speed sensor device, comprising a wireless transmitting module 1 installed at a speed sensor 100, and a wireless receiving module 2 installed at a test device 200;

[0058] in,

[0059] The speed sensor 100 is used to detect the operating speed of the switch device and generate an analog signal;

[0060] The wireless transmission module 1 comprises:

[0061] an analog-to-digital converter, electrically connected to the speed sensor, and configured to convert an analog signal output by the speed sensor into a digital signal;

[0062] A microprocessor, electrically connected to the analog-to-digital converter, for processing digital signals and preprocessing the digital signals;

[0063] A wireless transmission module, electrically connected to the microprocessor, for modulating the processed digital signal onto a wireless carrier and transmitting it externally;

[0064] The wireless receiving module 2 includes:

[0065] A wireless receiver, wirelessly connected to the wireless transmission module, for receiving the wireless carrier and performing demodulation to obtain the digital signal;

[0066] The signal receiving and processing module is electrically connected to the wireless receiver, and is used to decode and process the digital signal, and transmit it to the test device 200 for analysis and display by the test device.

[0067] The wireless transmission switch speed sensor device of the present invention effectively avoids the aging and failure problems of traditional wired connections caused by environmental factors by adopting wireless transmission modules and wireless receiving modules, and improves the stability and reliability of signal transmission; at the same time, the design of wireless transmission enhances the environmental adaptability and installation flexibility of the device, simplifies the maintenance and repair process, and improves the convenience of data collection. In addition, the signal is pre-processed by analog-to-digital converters and microprocessors, which further improves the accuracy and processability of the data, ensures the quality of the data received by the test equipment, and thus provides an efficient and reliable solution for the operation and maintenance of the power system.

[0068] In this embodiment, the speed sensor is a photoelectric speed sensor, a magnetoelectric speed sensor, a Doppler speed sensor, an ultrasonic speed sensor or a rotary encoder.

[0069] The working principles of these speed sensors are different. For example, photoelectric sensors measure speed by detecting changes in light, magnetoelectric sensors measure speed by detecting changes in magnetic fields, and Doppler sensors measure speed using the Doppler effect. When choosing a speed sensor, you need to decide based on specific application scenarios, measurement accuracy, environmental conditions, and other factors.

[0070] Optionally, the signal receiving and processing module includes:

[0071] The digital-to-analog converter is electrically connected to the wireless receiver and the test device respectively, and is used for converting the received digital signal back into an analog signal and transmitting the analog signal to the test device.

[0072] When the data that the test equipment needs to use is an analog signal, a digital-to-analog converter is required to convert the data.

[0073] Optionally, the signal receiving and processing module includes:

[0074] The data decoding and processing unit is electrically connected to the wireless receiver and the test equipment respectively, and is used to decode and process the data received by the wireless receiver for analysis and display by the test equipment.

[0075] When the data required by the test equipment is a digital signal, the data decoding and processing unit can be directly used for decoding and transmission.

[0076] The wireless transmission switching speed sensor device further comprises:

[0077] A battery, wherein the battery provides power for the speed sensor and the wireless transmission module;

[0078] A power management circuit is electrically connected to the battery and is used to optimize power usage, perform charge management, power monitoring and protection on the battery.

[0079] In this embodiment, the wireless transmission module and the wireless receiver communicate via radio waves, cellular networks, wireless local area networks, or satellites.

[0080] These wireless communication methods have their own characteristics and are suitable for different application scenarios and needs. With the development of technology, new wireless communication technologies and standards are constantly emerging, which can be applied to wireless transmission switching speed sensor devices to facilitate testing.

[0081] Optionally, adaptive communication rate adjustment is implemented between the wireless transmission module and the wireless receiver, and the optimal communication rate is automatically selected according to the quality and strength of the wireless signal to optimize the stability and speed of data transmission.

[0082] Optionally, the wireless transmission module and the wireless receiver are both equipped with an anti-interference unit, which can work stably in a strong electromagnetic interference environment. The anti-interference capability of the anti-interference unit includes but is not limited to frequency hopping, coding modulation and signal filtering.

[0083] Optionally, the wireless transmission switch speed sensor device further comprises a user interface display module. The user interface display module is electrically connected to the signal receiving and processing module, and is used to display real-time data, historical records, sensor status and alarm information, and provide an operation interface for the user to configure the working parameters of the speed sensor and the test equipment.

[0084] In summary, the wireless transmission switching speed sensor device provided in this embodiment has the following advantages:

[0085] ① Wireless transmission design: This device realizes data transmission through wireless transmitting module and wireless receiving module, eliminating the limitation of wired connection and improving the applicability and flexibility in complex environments.

[0086] ② Stability and reliability: By adopting wireless communication technology, failures caused by physical damage such as cable wear and breakage are reduced, thereby improving the stability and reliability of signal transmission.

[0087] ③ Environmental adaptability: The wireless transmission method is not affected by environmental factors such as temperature, humidity, corrosion, etc., allowing the device to work stably in a variety of environments.

[0088] ④Easy maintenance: The wireless design simplifies the installation and maintenance process and reduces long-term operating costs.

[0089] ⑤Data preprocessing: The use of analog-to-digital converters and microprocessors improves the accuracy and processability of data acquisition and ensures the quality of data received by the test equipment.

[0090] ⑥ Compatibility of various speed sensors: This device supports various types of speed sensors, and the most suitable sensor can be selected according to specific application requirements.

[0091] ⑦ Power management: The equipment of battery and power management circuit ensures the independent operation capability of the device and optimizes the power utilization efficiency.

[0092] ⑧ Anti-interference capability: The wireless transmission module and the wireless receiver are equipped with anti-interference units, which can maintain stable operation in a strong electromagnetic interference environment.

[0093] ⑨Adaptive communication rate adjustment: Automatically adjust the communication rate according to the quality and strength of the wireless signal, optimizing the stability and speed of data transmission.

[0094] ⑩User interface display module: provides an intuitive operation interface and data display to facilitate users to monitor and configure the device in real time.

[0095] Finally, it should be noted that although the above embodiments have been described in the specification and drawings of this application, this does not limit the scope of patent protection of this application. All technical solutions generated by replacing or modifying equivalent structures or equivalent processes based on the essential concept of this application using the contents recorded in the specification and drawings of this application, as well as directly or indirectly implementing the technical solutions of the above embodiments in other related technical fields, are included in the scope of patent protection of this application.

Claims

1. A wireless transmission switching speed sensor device, characterized in that: It includes a wireless transmitting module installed at the speed sensor and a wireless receiving module installed at the test equipment; in, The speed sensor is used to detect the operating speed of the switch device and generate an analog signal; The wireless transmission module comprises: an analog-to-digital converter, electrically connected to the speed sensor, and configured to convert an analog signal output by the speed sensor into a digital signal; A microprocessor, electrically connected to the analog-to-digital converter, for processing digital signals and preprocessing the digital signals; A wireless transmission module, electrically connected to the microprocessor, for modulating the processed digital signal onto a wireless carrier and transmitting it externally; The wireless receiving module comprises: A wireless receiver, wirelessly connected to the wireless transmission module, for receiving the wireless carrier and performing demodulation to obtain the digital signal; The signal receiving and processing module is electrically connected to the wireless receiver and is used to decode and process the digital signal and transmit it to the test equipment for analysis and display by the test equipment.

2. The wireless transmission switching speed sensor device according to claim 1, characterized in that: The speed sensor is a photoelectric speed sensor, a magnetoelectric speed sensor, a Doppler speed sensor, an ultrasonic speed sensor or a rotary encoder.

3. The wireless transmission switching speed sensor device according to claim 1, characterized in that: The signal receiving and processing module comprises: The digital-to-analog converter is electrically connected to the wireless receiver and the test device respectively, and is used for converting the received digital signal back into an analog signal and transmitting the analog signal to the test device.

4. The wireless transmission switching speed sensor device according to claim 1, characterized in that: The signal receiving and processing module comprises: The data decoding and processing unit is electrically connected to the wireless receiver and the test equipment respectively, and is used to decode and process the data received by the wireless receiver for analysis and display by the test equipment.

5. The wireless transmission switching speed sensor device according to claim 1, characterized in that: Also includes: A battery, wherein the battery provides electrical energy for the speed sensor and the wireless transmission module.

6. The wireless transmission switching speed sensor device according to claim 5, characterized in that: Also includes: A power management circuit is electrically connected to the battery and is used to optimize power usage, perform charge management, power monitoring and protection on the battery.

7. The wireless transmission switching speed sensor device according to claim 1, characterized in that: The wireless transmission module and the wireless receiver communicate via radio waves, cellular networks, wireless local area networks, or satellites.

8. The wireless transmission switching speed sensor device according to claim 1, characterized in that: The wireless transmission module and the wireless receiver are both equipped with anti-interference units.

9. The wireless transmission switching speed sensor device according to claim 1, characterized in that: Also includes: A user interface display module is electrically connected to the signal receiving and processing module, and is used to display real-time data, historical records, sensor status and alarm information, and provide an operation interface for users to configure the working parameters of the speed sensor and the test equipment.

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