Battery-powered eight-channel synchronous sampling wireless monitoring terminal

Abstract

The utility model belongs to the field of equipment monitoring, and discloses a battery-powered eight-channel synchronous sampling wireless monitoring terminal, which comprises two detection modules, each detection module comprises a temperature detection part, a vibration detection part and a rotating speed detection part; the control end of the control module is connected with the detection module, and the control module is used for controlling the detection module to detect the target; a signal receiving end of the control module is connected with the detection module and is used for receiving detection data of the detection module; a signal receiving end of the communication module is connected with the control module, and the communication module is used for transmitting data of the control module to an external terminal; a signal receiving end of the display module is connected with the control module, and the display module is used for displaying data of the control module; the wireless monitoring terminal is in adsorption connection with the detected motor through the magnetic ring, the wireless monitoring terminal is convenient to disassemble and assemble, the temperature detection part is in direct contact with the surface of the detected equipment, temperature compensation is not needed, and temperature measurement is more accurate.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the equipment monitoring field, concretely relates to a battery -operated eight channel synchronous sampling wireless monitoring terminal. BACKGROUND

[0002] Industrial environment is bad, many machines are high temperature environment when running, and the diurnal temperature difference changes greatly, need this kind of sensor to go to remote monitoring whether the operation of motor and other mechanical products under high temperature environment is normal, and timely report to server and notify repair;Sensor usually needs to use mounting seat on the motor and other mechanical products to be detected, but due to the existence of mounting seat, it is easy to cause a certain gap between sensor and motor product to be detected, usually need to carry out certain temperature compensation, and the data after compensation often also has certain difference with actual temperature, therefore, there is the problem that the gap between monitoring component and motor leads to inaccurate temperature monitoring in the prior art. UTILITY MODEL CONTENTS

[0003] In view of the deficiency of prior art, the utility model aims at providing a battery -operated eight channel synchronous sampling wireless monitoring terminal, solves the problem that the gap between monitoring component and motor leads to inaccurate temperature monitoring in prior art.

[0004] The purpose of the utility model can be realized by the following technical schemes:

[0005] A battery -operated eight channel synchronous sampling wireless monitoring terminal, the wireless monitoring terminal includes:

[0006] Two detection modules, and the detection module includes temperature detection part, vibration detection part, rotating speed detection part;

[0007] Control module, and the control end of control module is electrically connected with detection module, to control detection module to detect target;The signal receiving end of control module is electrically connected with detection module, to receive the detection data of detection module;

[0008] Communication module, and the signal receiving end of communication module is electrically connected with control module, to transmit the data of control module to external terminal;

[0009] Display module, and the signal receiving end of display module is electrically connected with control module, to display the data of control module;

[0010] Power module, and the power input end of detection module, control module, communication module and display module is electrically connected with power module;

[0011] One end of detection module is equipped with the magnetic ring for adsorbing the equipment to be detected, the magnetic ring is screw-threaded and is equipped on the outer wall of detection module, and the temperature detection part is flush with one side of the magnetic ring adsorbing the equipment to be detected.

[0012] The communication module comprises a wireless SOC chip, and a Bluetooth module and a ZigBee module are integrated on the wireless SOC chip;

[0013] The communication module adopts a PCIe interface;

[0014] The rotation speed detection part comprises a magnetometer, and a magnetic field detection chip is arranged in the magnetometer;

[0015] The temperature detection part is at least one of a thermistor, a thermocouple, a thermal resistor, a temperature sensor chip and an infrared temperature sensor;

[0016] The vibration detection part is at least one of a three-axis vibration instrument, a displacement sensor, a speed sensor, an acceleration sensor and a force sensor;

[0017] The display module comprises a display screen, a processor and an audible and visual alarm, the signal receiving end of the display screen and the signal receiving end of the processor are connected with the control module, and the signal receiving end of the audible and visual alarm is connected with the processor;

[0018] The power supply module comprises a battery and a power sensor, the power sensor is used for detecting the power of the battery, and the power sensor is connected with the signal receiving end of the display module;

[0019] An external switch is further arranged on the outer wall of the wireless monitoring terminal, and the external switch is used for controlling the power supply module to supply power or cut off power to each module.

[0020] The wireless monitoring terminal has the following beneficial effects:

[0021] 1. The control module controls the detection module to detect the motor to be detected, the vibration data of the motor to be detected are acquired through the vibration detection part, the temperature data of the motor to be detected are acquired through the temperature detection part, the rotation speed data of the motor to be detected are acquired through the rotation speed detection part, the data detected by the control module are transmitted to an external terminal such as a mobile phone app or a server through the communication module, and the display module is used for directly displaying the detected data on site, the wireless monitoring terminal is connected with the motor to be detected through a magnetic ring in the application, the wireless monitoring terminal is convenient to dismount and mount, the temperature detection part directly contacts the surface of the detected equipment, temperature measurement is more accurate, and temperature compensation is not needed;

[0022] 2. The wireless monitoring terminal is suitable for use in multiple environments of Bluetooth, ZigBee, WIFI, WIFI-HaLow or 4G / 5G. BRIEF DESCRIPTION OF DRAWINGS

[0023] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, for those skilled in the art, other drawings can also be obtained based on these drawings without any creative effort.

[0024] Figure 1 is a schematic diagram of the overall structure of the present application;

[0025] Figure 2 is a schematic diagram of any detection module and magnetic ring structure of the present application;

[0026] Figure 3 is a schematic diagram of the magnetic ring cross-sectional structure of the present application;

[0027] Figure 4 is a schematic diagram of signal transmission of the present application. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without any creative effort are within the scope of protection of the present application.

[0029] As shown in 1 to Figure 4 A battery-powered eight-channel synchronous sampling wireless monitoring terminal, the wireless monitoring terminal comprises:

[0030] Two detection modules 100, each detection module 100 comprising a temperature detection part 101, a vibration detection part, a rotational speed detection part;

[0031] A control module, the control end of the control module being electrically connected with the detection module 100, for controlling the detection module 100 to detect the target; the signal receiving end of the control module being electrically connected with the detection module 100, for receiving the detection data of the detection module 100;

[0032] A communication module, the signal receiving end of the communication module being electrically connected with the control module, for transmitting the data of the control module to an external terminal;

[0033] A display module, the signal receiving end of the display module being electrically connected with the control module, for displaying the data of the control module;

[0034] A power supply module, the power input ends of the detection module 100, the control module, the communication module and the display module being electrically connected with the power supply module;

[0035] One end of the detection module 100 is provided with a magnetic ring 200 for adsorbing the equipment to be detected, the magnetic ring 200 is threadedly sleeved on the outer wall of the detection module 100, and the temperature detection part 101 is flush with one side of the magnetic ring 200 adsorbing the equipment to be detected.

[0036] In use, the detection module 100 is controlled by the control module to detect the motor to be detected, the vibration data of the motor to be detected is obtained by the vibration detection part, the temperature data of the motor to be detected is obtained by the temperature detection part 101, the rotation speed data of the motor to be detected is obtained by the rotation speed detection part, and the data detected by the control module is transmitted to an external terminal such as a mobile phone app or a server by the communication module; the display module is used for directly displaying the detected data on site, and in the present application, the temperature detection part 101 directly contacts the surface of the equipment to be detected, so that the temperature measurement is more accurate and temperature compensation is not needed.

[0037] Preferably, the control module in the present application adopts an ultra-low-power MCU, and the wireless monitoring terminal as a whole adopts a low-power design.

[0038] Meanwhile, the present application can also be safely used in flammable and explosive dangerous places, thereby widening the application range of the equipment and meeting the special needs of high-risk industries such as petroleum and chemical industry.

[0039] The communication module adopts a PCIe interface, which is used to support WIFI or WIFI-HaLow or 4G / 5G environment; so as to be compatible with most modules on the market, support two wireless technologies of WIFI and WIFI Halow, not only can work in a standard WIFI environment, but also can realize 1KM long-distance WIFI Halow communication, meet the flexible deployment needs in different scenes, support private network deployment, and ensure data transmission safety.

[0040] The communication module includes a wireless SOC chip, and the wireless SOC chip is integrated with a Bluetooth module and a ZigBee module.

[0041] The mobile phone app can be directly connected through the Bluetooth mode; or the common ZigBee communication technology on the market can be used to connect a matching gateway, and then data is uploaded to a server from the gateway.

[0042] The rotation speed detection part includes a magnetometer, and a magnetic field detection chip is arranged in the magnetometer; the change of the magnetic field near the motor can be measured, so as to analyze the motor working condition information and analyze the motor rotation speed and working state.

[0043] The temperature detection part 101 is at least one of a thermistor, a thermocouple, a thermal resistance, a temperature sensor chip and an infrared temperature sensor; and preferably, the temperature sensor chip.

[0044] The vibration detection part is at least one of a three-axis vibration meter, a displacement sensor, a speed sensor, an acceleration sensor, and a force sensor; and preferably, the three-axis vibration meter.

[0045] Preferably, when two three-axis vibration meters are used in the vibration detection part, the scheme has high cost performance, can avoid the high-temperature application limitation of an integrated sensor, meets the high-temperature scene use, can reach 250 DEG C (high-temperature version), and meanwhile, the split front probe is smaller and lighter, has better frequency response than the integrated sensor, has low installation space requirement, is suitable for a narrow space or a scene with a shielding cover, two three-axis vibration meters plus two magnetometers support eight-way data synchronous sampling and analysis, greatly improves the synchronism and accuracy of data collection, performs magnetic flux leakage monitoring, makes the rotating speed and load working condition of the equipment clear at a glance, and provides a reliable basis for in-depth analysis of the health state of the equipment.

[0046] The display module includes a display screen, a processor, and an audible and visual alarm, the signal receiving end of the display screen and the processor is connected with the control module, and the signal receiving end of the audible and visual alarm is connected with the processor; when the signal received by the processor is abnormal, the audible and visual alarm flashes and emits a warning sound, and the health state of the on-site equipment is more directly observed.

[0047] Preferably, a 3-inch LCD low-power display screen is carried, and vibration speed values, rotating speed values, temperature parameters and the like are displayed in real time, and the monitoring results can be directly observed on site to provide support for rapid decision-making.

[0048] The power supply module includes a battery and a power sensor, the power sensor is used for detecting the battery power, and the power sensor is connected with the signal receiving end of the display module; the power of the battery can be directly displayed and fed back through the display screen.

[0049] Preferably, a replaceable 38AH large-capacity lithium battery is used in the application, the three-year endurance of the wireless monitoring terminal is ensured, the trouble of frequent battery replacement is reduced, and the maintenance cycle is prolonged; meanwhile, the wireless monitoring terminal is designed to be compact and easy to install, quickly integrates into various industrial scenes, and reduces construction cost and time.

[0050] Preferably, the sampling rate of the wireless monitoring terminal is as high as 51.2KHz, and extremely fine vibration changes can be captured, the waveform length can reach 64K points, detailed data support is provided for fault diagnosis, and the scheme is especially suitable for scenes requiring high-resolution analysis.

[0051] The wireless monitoring terminal is further provided with an external switch on the outer side wall, and the external switch is used for controlling power supply of the power supply module to each module; the wireless monitoring terminal can be operated through the external switch, which is convenient, safe and practical, and can realize one-key on-off; the external switch makes up for the problem that the traditional wireless sensor has no external key and cannot complete power-on and configuration without opening the cover, and opening the cover will cause the risk of water leakage, ensures that the equipment can also stably operate in a harsh heavy industrial environment, effectively resists dust, water splashing and short-term soaking, and prolongs the service life.

[0052] Preferably, a pluggable SIM card seat is provided, which facilitates users to flexibly replace SIM cards according to different regions and different systems, meets the communication needs of global customers, and especially greatly simplifies the operation process for projects that need to be deployed across countries.

[0053] In the description of the present specification, the description of the terms "one embodiment", "example", "specific example" and the like means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are contained in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0054] The basic principles, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application.

Claims

1. A battery powered eight channel synchronous sampling wireless monitoring terminal, characterized in that, The wireless monitoring terminal comprises: two detection modules (100), each of which comprises a temperature detection part (101), a vibration detection part and a rotating speed detection part; a control module, a control end of the control module being electrically connected with the detection modules (100) to control the detection modules (100) to detect a target, and a signal receiving end of the control module being electrically connected with the detection modules (100) to receive detection data of the detection modules (100); a communication module, a signal receiving end of the communication module being electrically connected with the control module to transmit data of the control module to an external terminal; a display module, a signal receiving end of the display module being electrically connected with the control module to display data of the control module; a power supply module, a power input end of each of the detection modules (100), the control module, the communication module and the display module being electrically connected with the power supply module; one end of each of the detection modules (100) is provided with a magnetic ring (200) for adsorbing a device to be detected, the magnetic ring (200) is threadedly sleeved on an outer wall of the detection module (100), and the temperature detection part (101) is flush with one side of the device to be detected adsorbed by the magnetic ring (200). The vibration detection part is a three-axis vibration instrument.

2. A battery powered eight channel synchronous sampling wireless monitoring terminal according to claim 1, wherein, The communication module comprises a wireless SOC chip, and the wireless SOC chip is integrated with a Bluetooth module and a ZigBee module.

3. The battery powered eight channel synchronous sampling wireless monitoring terminal of claim 2, wherein, The communication module adopts a PCIe interface.

4. The battery powered eight channel synchronous sampling wireless monitoring terminal of claim 3, wherein, The rotating speed detection part comprises a magnetometer, and a magnetic field detection chip is arranged in the magnetometer.

5. The battery powered eight channel synchronous sampling wireless monitoring terminal of claim 4, wherein, The temperature detection part (101) is at least one of a thermistor, a thermocouple, a thermal resistor, a temperature sensor chip and an infrared temperature sensor.

6. The battery powered eight channel synchronous sampling wireless monitoring terminal of claim 5, wherein, The display module comprises a display screen, a processor and an audible and visual alarm, a signal receiving end of the display screen and the processor is connected with the control module, and a signal receiving end of the audible and visual alarm is connected with the processor.

7. The battery powered eight channel synchronous sampling wireless monitoring terminal of claim 6, wherein, The power supply module comprises a battery and a power sensor, the power sensor is used for detecting a battery power, and the power sensor is connected with a signal receiving end of the display module.

8. The battery powered eight channel synchronous sampling wireless monitoring terminal of claim 7, wherein, An external switch is further arranged on an outer wall of the wireless monitoring terminal, and the external switch is used for controlling the power supply module to supply power or cut off power to each module.

Images