Vibration monitor

Abstract

The utility model relates to the technical field of mechanical detection guarantee, in particular to a vibration monitor which comprises a box body, a vertical monitoring display and a horizontal monitoring display are installed on the upper end face of the box body in an embedded mode, and U-shaped fixing buckles are fixedly connected to the upper end face and the lower end face of the interior of the box body. A circuit board is installed between the two fixing buckles, the left end face of the circuit board is fixedly connected with a master control chip, a sensor is arranged on the right side of the box body, the right end face of the sensor and the right end face of the box body are each provided with a double-channel plug-in port, and the two double-channel plug-in ports are connected through a wire. Monitoring data can be transmitted through a wire between the two double-channel plugging ports, vertical and horizontal monitoring signals are transmitted into the master control chip to be processed, and the processed monitoring information can be displayed in an oscillographic form through the vertical monitoring display and the horizontal monitoring display respectively. The device has the characteristics of double-channel oscillographic display and convenience in data analysis.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical detection and assurance, in particular to a vibration monitoring instrument. Background Art

[0002] Vibration monitoring instruments provide economical and continuous monitoring and protection functions for secondary critical machinery and backup machinery. They are specially designed and developed solutions for continuous monitoring and protection of machinery and equipment in multiple industrial fields. They are suitable for oil and gas, power generation, water treatment, pulp and paper, mechanical processing, mining, cement, and other industries. Vibration monitoring instruments monitor vibrations and issue alarms when vibrations become larger.

[0003] like Figure 1 As shown, the existing vibration monitor includes a shell 18, and the front end surface of the shell 18 is embedded with two numerical displays 19 and a plurality of operation buttons 20. During use, the data transmitted by the sensor is displayed in digital form on the numerical display 19.

[0004] The above prior art has the following deficiencies:

[0005] The method of presenting data in digital form on the numerical display 19 is too simple, inconvenient for vibration monitoring of the monitoring machinery and data collection and analysis, and has low practicality. Utility Model Content

[0006] In view of the above problems, the utility model provides a vibration monitoring instrument, which has the characteristics of dual-channel oscilloscope display, convenient data analysis and output and strong practicality.

[0007] The utility model is implemented as follows: a vibration monitor comprises a box body, wherein a vertical monitoring display and a horizontal monitoring display are embedded and installed on the upper end surface of the box body, a "U"-shaped fixing buckle is fixedly connected to the upper end surface and the lower end surface of the box body, a circuit board is installed between the two fixing buckles, and a master control chip is fixedly connected to the left end surface of the circuit board;

[0008] A sensor is arranged on the right side of the box body, and a dual-channel plug interface is provided on the right end surface of the sensor and the right end surface of the box body, and the two dual-channel plug interfaces are connected by a wire.

[0009] In order to facilitate the placement and installation of the sensor, as a preferred vibration monitor of the utility model, the front end surface of the sensor is fixedly connected with a magnetic block, and the upper end surface of the sensor is pasted with engraving lines in vertical and horizontal directions.

[0010] In order to supply power to the internal components of the vibration monitor, as a preferred vibration monitor of the present invention, a reference power supply is fixedly connected to the inner bottom end of the box body, and the reference power supply adopts a 5V voltage output for power supply.

[0011] In order to send out a warning signal when the vibration is abnormal, as a preferred vibration monitor of the utility model, the upper end surface of the box body is embedded with an alarm light and a buzzer which are respectively connected to the vertical monitoring display and the horizontal monitoring display.

[0012] In order to dissipate the heat of the internal components, as a preferred vibration monitor of the utility model, a through hole is opened on the left end surface of the box body, and a cooling fan is fixedly connected to the inside of the through hole.

[0013] In order to expand the signal output mode of the vibration monitor and facilitate analysis, as a preferred vibration monitor of the utility model, the right end of the front end surface of the box body is provided with an RS485 communication output port and an EMIF interface.

[0014] In order to improve the intelligent automation level and facilitate operation of the vibration monitor, as a preferred vibration monitor of the utility model, the vertical monitoring display, horizontal monitoring display, master control chip, sensor, reference power supply, alarm light, buzzer, cooling fan, RS485 communication output port and EMIF interface are all electrically connected to the circuit board.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] Turn on the reference power switch to supply power to the internal parts of the vibration monitor. The monitoring data will be transmitted through the wires between the two dual-channel plug interfaces, and the vertical and horizontal monitoring signals will be sent to the main control chip for processing. After processing, the monitoring information will be displayed in oscilloscope form through the vertical monitoring display and the horizontal monitoring display respectively. It has the characteristics of dual-channel oscilloscope display and is easy to analyze data. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 Prior art structure diagram;

[0018] Figure 2 It is the overall structure diagram of the utility model;

[0019] Figure 3 This is a side view of the internal structure of the utility model;

[0020] Figure 4 It is a top view of the structure of the utility model.

[0021] In the figure, 1. box body; 2. vertical monitoring display; 3. horizontal monitoring display; 4. fixing buckle; 5. circuit board; 6. master control chip; 7. sensor; 8. magnetic block; 9. dual-channel plug interface; 10. reference power supply; 11. alarm light; 12. buzzer; 13. engraving line; 14. through hole; 15. cooling fan; 16. RS485 communication output port; 17. EMIF interface; 18. shell; 19. numerical display; 20. operation button 20. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0023] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, in the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0024] See also Figure 2-4 A vibration monitor comprises a box body 1, a vertical monitoring display 2 and a horizontal monitoring display 3 are embedded and installed on the upper end surface of the box body 1, a "U"-shaped fixing buckle 4 is fixedly connected to the upper and lower end surfaces of the box body 1, a circuit board 5 is installed between the two fixing buckles 4, and a master control chip 6 is fixedly connected to the left end surface of the circuit board 5;

[0025] A sensor 7 is arranged on the right side of the box body 1. The right end faces of the sensor 7 and the box body 1 are both provided with dual-channel plug-in ports 9. The two dual-channel plug-in ports 9 are connected by wires.

[0026] In this embodiment: the sensor 7 is installed on the mechanical equipment to be monitored, the reference power supply 10 switch is turned on to power the internal parts of the vibration monitor, and the monitoring data sensor 7 will transmit through the wires between the two dual-channel plug interfaces 9, and the vertical and horizontal monitoring signals will be sent to the main control chip 6 for processing. After the processing, the monitoring information will be displayed in oscillographic form through the vertical monitoring display 2 and the horizontal monitoring display 3 respectively.

[0027] As a technical optimization solution of the utility model, the front end surface of the sensor 7 is fixedly connected with a magnetic block 8, and the upper end surface of the sensor 7 is pasted with engraving lines 13 in vertical and horizontal directions.

[0028] In this embodiment, the magnetic block 8 facilitates the adsorption and fixation of the sensor 7 , and the engraved lines 13 are used to distinguish the vertical and horizontal installation directions of the sensor 7 .

[0029] As a technical optimization solution of the present invention, a reference power supply 10 is fixedly connected to the bottom of the box body 1, and the reference power supply 10 is powered by a 5V voltage output.

[0030] In this embodiment: the reference power supply 10 is used to supply power to the internal parts of the vibration monitor, adopts a single 5V power supply, and supports ±10V and ±5V bipolar signal inputs.

[0031] As a technical optimization solution of the present invention, an alarm light 11 and a buzzer 12 which are respectively connected to the vertical monitoring display 2 and the horizontal monitoring display 3 are embedded and installed on the upper end surface of the box body 1 .

[0032] In this embodiment, the alarm light 11 and the buzzer 12 are used to send out warning signals when the mechanical equipment vibrates abnormally.

[0033] As a technical optimization solution of the present invention, a through hole 14 is opened on the left end surface of the box body 1, and a heat dissipation fan 15 is fixedly connected to the inside of the through hole 14.

[0034] In this embodiment: the cooling fan 15 is used to cool down the internal parts of the vibration monitor.

[0035] As a technical optimization solution of the present invention, a RS485 communication output port 16 and an EMIF interface 17 are provided at the right end of the front face of the box body 1 .

[0036] In this embodiment: the RS485 communication output port 16 is used to transmit to a DCS, PLC or other computer system, a special data processing system, etc., to realize online display, analysis, diagnosis and accident recall; the EMIF interface 17 supports asynchronous operation and synchronous operation. The original design intention is to realize a high-speed connection between the DSP and different types of external expansion memories, so as to facilitate the transmission of monitoring information.

[0037] As a technical optimization solution of the utility model, the vertical monitoring display 2, the horizontal monitoring display 3, the master control chip 6, the sensor 7, the reference power supply 10, the alarm light 11, the buzzer 12, the cooling fan 15, the RS485 communication output port 16 and the EMIF interface 17 are all electrically connected to the circuit board 5.

[0038] In this embodiment: the vertical monitoring display 2, the horizontal monitoring display 3, the master control chip 6, the sensor 7, the reference power supply 10, the alarm light 11, the buzzer 12, the cooling fan 15, the RS485 communication output port 16 and the EMIF interface 17 are all electrically connected to the circuit board 5, which facilitates the operation and improves the intelligent automation level of the vibration monitor.

[0039] The working principle and use process of this utility model:

[0040] First, the sensor 7 is installed on the mechanical equipment to be monitored, and the reference power supply 10 is turned on to power the internal parts of the vibration monitor. The monitoring data will be transmitted through the wires between the two dual-channel plug interfaces 9, and the vertical and horizontal monitoring signals will be sent to the inside of the master control chip 6 for processing. After the processing, the monitoring information will be displayed in oscillographic form through the vertical monitoring display 2 and the horizontal monitoring display 3 respectively;

[0041] RS485 communication output port 16 is used to transmit to DCS, PLC or other computer systems, special data processing systems, etc., to achieve online display, analysis, diagnosis and accident recall. EMIF interface 17 supports asynchronous operation and synchronous operation. The original design intention is to achieve high-speed connection between DSP and different types of external expansion memory, which is convenient for the transmission of monitoring information.

[0042] The alarm light 11 and the buzzer 12 are used to send out warning signals when the mechanical equipment vibrates abnormally.

[0043] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A vibration monitoring instrument, comprising a box body (1), characterized in that: A vertical monitoring display (2) and a horizontal monitoring display (3) are embedded and installed on the upper end surface of the box body (1); a U-shaped fixing buckle (4) is fixedly connected to the upper end surface and the lower end surface of the box body (1); a circuit board (5) is installed between the two fixing buckles (4); and a master control chip (6) is fixedly connected to the left end surface of the circuit board (5); A sensor (7) is arranged on the right side of the box body (1), and a dual-channel plug interface (9) is provided on the right end surface of the sensor (7) and the right end surface of the box body (1), and the two dual-channel plug interfaces (9) are connected by a wire.

2. A vibration monitor according to claim 1, characterized in that: A magnetic block (8) is fixedly connected to the front end surface of the sensor (7), and engraving lines (13) in vertical and horizontal directions are pasted to the upper end surface of the sensor (7).

3. A vibration monitor according to claim 2, characterized in that: The bottom end of the box body (1) is fixedly connected to a reference power supply (10), and the reference power supply (10) is powered by a 5V voltage output.

4. A vibration monitor according to claim 3, characterized in that: An alarm light (11) and a buzzer (12) which are respectively connected to the vertical monitoring display (2) and the horizontal monitoring display (3) by telecommunication are embedded and installed on the upper end surface of the box body (1).

5. A vibration monitor according to claim 4, characterized in that: A through hole (14) is provided on the left end surface of the box body (1), and a heat dissipation fan (15) is fixedly connected inside the through hole (14).

6. A vibration monitor according to claim 5, characterized in that: The right end of the front face of the box body (1) is provided with an RS485 communication output port (16) and an EMIF interface (17).

7. A vibration monitor according to claim 6, characterized in that: The vertical monitoring display (2), the horizontal monitoring display (3), the master control chip (6), the sensor (7), the reference power supply (10), the alarm light (11), the buzzer (12), the cooling fan (15), the RS485 communication output port (16) and the EMIF interface (17) are all electrically connected to the circuit board (5).

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