Boiler three-dimensional thermal expansion online monitoring device based on ultrasonic displacement detection

Abstract

The utility model discloses a boiler three-dimensional thermal expansion on-line monitoring device based on ultrasonic displacement detection, and relates to the technical field of monitoring devices, the boiler three-dimensional thermal expansion on-line monitoring device comprises a bottom plate, a fixing frame is fixedly arranged on the top surface of the bottom plate, a mounting plate is arranged on one side of the fixing frame in a sliding mode, a semi-ring frame is fixedly arranged in the mounting plate, and the semi-ring frame is fixedly arranged on the bottom surface of the bottom plate. A second ultrasonic displacement sensor is fixedly arranged in the semi-ring frame, a guide semi-ring is arranged in the semi-ring frame in a sliding mode, a third ultrasonic displacement sensor is fixedly arranged on one side of the guide semi-ring, a guide groove is formed in the semi-ring frame, the guide semi-ring is arranged in the guide groove in a sliding mode, and a second motor is installed on the top face of the installation plate. The outer surface of the boiler is wrapped by the semi-ring frame and the guide semi-ring, so that the second ultrasonic displacement sensor and the third ultrasonic displacement sensor can monitor the periphery of the boiler on line, installation is convenient, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of monitoring devices, in particular to an online monitoring device for three-dimensional thermal expansion of a boiler based on ultrasonic displacement detection. Background Art

[0002] Three-dimensional thermal expansion of a boiler refers to the increase in volume or length caused by temperature changes during operation. This phenomenon is related to physical properties such as temperature, heat capacity, binding energy, and melting point. It is a natural phenomenon in which most substances increase in volume when the temperature rises and decrease in volume when the temperature drops. In boiler systems, this thermal expansion phenomenon is particularly important because it directly affects the safe operation and efficiency of the boiler.

[0003] During boiler operation, an ultrasonic displacement detection device is required for online monitoring. However, existing online monitoring devices are generally installed on the roof via a hanger, allowing the ultrasonic displacement device to be mounted on the four sides and top of the boiler. This makes installation very inconvenient and reduces work efficiency. To address the above problems, the inventors have proposed an online monitoring device for three-dimensional thermal expansion of boilers based on ultrasonic displacement detection to solve the above problems. Utility Model Content

[0004] In order to solve the problem that ultrasonic displacement devices are generally installed on the roof through hangers so that they can be installed around and on the top of the boiler, which makes installation very inconvenient; the purpose of the utility model is to provide a boiler three-dimensional thermal expansion online monitoring device based on ultrasonic displacement detection.

[0005] To solve the above technical problems, the present invention adopts the following technical solutions: a three-dimensional thermal expansion online monitoring device for boilers based on ultrasonic displacement detection, comprising a base plate, a fixed frame fixed on the top surface of the base plate, a mounting plate slidably provided on one side of the fixed frame, a semi-ring frame fixed in the mounting plate, a second ultrasonic displacement sensor fixed in the semi-ring frame, a guide semi-ring slidably provided in the semi-ring frame, a third ultrasonic displacement sensor fixed on one side of the guide semi-ring, a guide groove defined in the semi-ring frame, the guide semi-ring slidably provided in the guide groove, a second motor fixed on the top surface of the mounting plate, a gear fixed on the output end of the second motor, a gear ring fixed on the top surface of the guide semi-ring, the gear meshing with the gear ring, the device is moved to the side of the boiler, the electric slide is activated to cause the electric slider to slide in the electric slide, and then the mounting plate is driven to rise, thereby being adjusted according to the position of the boiler to be monitored, the first motor is activated to cause the threaded rod to rotate, causing the threaded block to slide in the support frame and drive the long rod to rise and fall, thereby enabling the first ultrasonic displacement sensor to adjust its height, thereby facilitating online monitoring of the top surface of the boiler;

[0006] By turning on the second motor, the gear rotates, and the gear is connected to the gear ring, so that the guide half ring slides in the guide groove and drives the third ultrasonic displacement sensor, so that the half ring frame and the guide half ring can be on the outer surface of the boiler, so that the second ultrasonic displacement sensor and the third ultrasonic displacement sensor can perform online monitoring of the surroundings of the boiler, making installation more convenient and improving work efficiency.

[0007] Preferably, a support frame is fixedly provided on the top surface of the mounting plate, a long rod is slidably provided on one side of the support frame, a first ultrasonic displacement sensor is fixedly provided on the bottom surface of the long rod, a first motor is installed on the top surface of the mounting plate, a threaded rod is fixedly provided on the output end of the first motor, a threaded block is fixedly provided on one side of the long rod, and the threaded block is threadedly sleeved on the outer surface of the threaded rod.

[0008] Preferably, an electric slide rail is fixed in the fixed frame, an electric slider is fixed on one side of the mounting plate, the electric slider slides in the electric slide rail, a movable block is fixed on one side of the mounting plate, a slide groove is opened in the fixed frame, the movable block slides in the slide groove, a slide rod is fixed in the slide groove, and the slide rod is slidably sleeved on the outer surface of the movable block.

[0009] Compared with the prior art, the beneficial effects of the present invention are:

[0010] 1. In the present invention, the outer surface of the boiler is wrapped with a half-ring frame and a guide half-ring, so that the second ultrasonic displacement sensor and the third ultrasonic displacement sensor can perform online monitoring of the surroundings of the boiler, making installation more convenient and improving work efficiency;

[0011] 2. In the present invention, by turning on the electric slide rail, the electric slider slides in the electric slide rail, and then drives the mounting plate to rise, and then can be adjusted according to the position of the boiler that needs to be monitored. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. 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 any creative work.

[0013] Figure 1 This is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 This is a schematic diagram of the structure of the fixing frame of the utility model;

[0015] Figure 3 This is a schematic diagram of the mounting plate structure of the utility model;

[0016] Figure 4 This is a schematic diagram of a partial cross-sectional structure of the mounting plate of the utility model;

[0017] Figure 5 This is a schematic diagram of the semi-ring frame structure of the utility model.

[0018] In the figure: 1. Base plate; 11. Fixed frame; 111. Slide groove; 12. Electric slide rail; 13. Electric slider; 14. Slide rod; 15. Movable block; 2. Mounting plate; 21. Support frame; 22. First motor; 23. Threaded rod; 24. Threaded block; 25. Long rod; 26. First ultrasonic displacement sensor; 27. Second motor; 28. Gear; 3. Half-ring frame; 301. Guide groove; 31. Second ultrasonic displacement sensor; 32. Guide half-ring; 33. Gear ring; 34. Third ultrasonic displacement sensor. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0020] Example: Figure 1-5 As shown, the utility model provides a three-dimensional thermal expansion online monitoring device for a boiler based on ultrasonic displacement detection, comprising a base plate 1, a fixing frame 11 being fixedly provided on the top surface of the base plate 1, a mounting plate 2 being slidably provided on one side of the fixing frame 11, a semi-ring frame 3 being fixedly provided in the mounting plate 2, a second ultrasonic displacement sensor 31 being fixedly provided in the semi-ring frame 3, a guide semi-ring 32 being slidably provided in the semi-ring frame 3, a third ultrasonic displacement sensor 34 being fixedly provided on one side of the guide semi-ring 32, a guide groove 301 being provided in the semi-ring frame 3, the guide semi-ring 32 being slidably provided in the guide groove 301, and a second motor 27 being installed on the top surface of the mounting plate 2. A gear 28 is fixedly provided at the output end of the second motor 27, and a gear ring 33 is fixedly provided on the top surface of the guide half ring 32. The gear 28 is meshed with the gear ring 33. By turning on the second motor 27, the gear 28 rotates, and the gear 28 is connected to the gear ring 33, so that the guide half ring 32 slides in the guide groove 301 and drives the third ultrasonic displacement sensor 34, so that the half ring frame 3 and the guide half ring 32 can be on the outer surface of the boiler, so that the second ultrasonic displacement sensor 31 and the third ultrasonic displacement sensor 34 can perform online monitoring of the surroundings of the boiler, making installation more convenient and improving work efficiency.

[0021] A support frame 21 is fixedly provided on the top surface of the mounting plate 2, a long rod 25 is slidably provided on one side of the support frame 21, a first ultrasonic displacement sensor 26 is fixedly provided on the bottom surface of the long rod 25, a first motor 22 is installed on the top surface of the mounting plate 2, a threaded rod 23 is fixedly provided on the output end of the first motor 22, a threaded block 24 is fixedly provided on one side of the long rod 25, and the threaded block 24 is threadedly sleeved on the outer surface of the threaded rod 23.

[0022] By adopting the above technical solution, by turning on the first motor 22, the threaded rod 23 rotates, prompting the threaded block 24 to slide in the support frame 21, and driving the long rod 25 to rise and fall, thereby enabling the first ultrasonic displacement sensor 26 to adjust the height, thereby facilitating online monitoring of the top surface of the boiler.

[0023] An electric slide rail 12 is fixed in the fixed frame 11, an electric slider 13 is fixed on one side of the mounting plate 2, the electric slider 13 slides in the electric slide rail 12, a movable block 15 is fixed on one side of the mounting plate 2, a slide groove 111 is opened in the fixed frame 11, the movable block 15 slides in the slide groove 111, a slide rod 14 is fixed in the slide groove 111, and the slide rod 14 is slidably sleeved on the outer surface of the movable block 15.

[0024] By adopting the above technical solution, the electric slide rail 12 is opened, prompting the electric slider 13 to slide in the electric slide rail 12, and then driving the mounting plate 2 to rise, and then it can be adjusted according to the position of the boiler that needs to be monitored.

[0025] Working principle: Move the device to the side of the boiler, turn on the electric slide rail 12, prompting the electric slider 13 to slide in the electric slide rail 12, and then drive the mounting plate 2 to rise, and then adjust it according to the position of the boiler that needs to be monitored. Turn on the first motor 22 to rotate the threaded rod 23, prompting the threaded block 24 to slide in the support frame 21, and drive the long rod 25 to rise and fall, thereby enabling the first ultrasonic displacement sensor 26 to adjust its height, facilitating online monitoring of the top surface of the boiler;

[0026] By turning on the second motor 27, the gear 28 rotates, and the gear 28 is connected to the gear ring 33, so that the guide half ring 32 slides in the guide groove 301 and drives the third ultrasonic displacement sensor 34, so that the half ring frame 3 and the guide half ring 32 can be on the outer surface of the boiler, so that the second ultrasonic displacement sensor 31 and the third ultrasonic displacement sensor 34 can perform online monitoring of the surroundings of the boiler, making installation more convenient and improving work efficiency.

[0027] Obviously, those skilled in the art may make various modifications and variations to the present invention without departing from the spirit and scope of the present invention. Thus, if such modifications and variations fall within the scope of the claims of the present invention and their equivalents, the present invention is intended to include such modifications and variations.

Claims

1. A three-dimensional thermal expansion online monitoring device for a boiler based on ultrasonic displacement detection, comprising a bottom plate (1), characterized in that: A fixing frame (11) is fixedly provided on the top surface of the bottom plate (1), a mounting plate (2) is slidably provided on one side of the fixing frame (11), a semi-ring frame (3) is fixedly provided inside the mounting plate (2), a second ultrasonic displacement sensor (31) is fixedly provided inside the semi-ring frame (3), a guide semi-ring (32) is slidably provided inside the semi-ring frame (3), and a third ultrasonic displacement sensor (34) is fixedly provided on one side of the guide semi-ring (32).

2. The three-dimensional thermal expansion online monitoring device for boilers based on ultrasonic displacement detection according to claim 1, characterized in that: A guide groove (301) is provided in the semi-ring frame (3), and the guide semi-ring (32) is slidably arranged in the guide groove (301).

3. The three-dimensional thermal expansion online monitoring device for boilers based on ultrasonic displacement detection according to claim 1, characterized in that: A second motor (27) is mounted on the top surface of the mounting plate (2), a gear (28) is fixedly provided at the output end of the second motor (27), a gear ring (33) is fixedly provided on the top surface of the guide half ring (32), and the gear (28) is meshed with the gear ring (33).

4. The three-dimensional thermal expansion online monitoring device for boilers based on ultrasonic displacement detection according to claim 1, characterized in that: A support frame (21) is fixedly provided on the top surface of the mounting plate (2), a long rod (25) is slidably provided on one side of the support frame (21), and a first ultrasonic displacement sensor (26) is fixedly provided on the bottom surface of the long rod (25).

5. The three-dimensional thermal expansion online monitoring device for boilers based on ultrasonic displacement detection according to claim 4, characterized in that: A first motor (22) is mounted on the top surface of the mounting plate (2), a threaded rod (23) is fixedly provided at the output end of the first motor (22), a threaded block (24) is fixedly provided on one side of the long rod (25), and the threaded block (24) is threadedly sleeved on the outer surface of the threaded rod (23).

6. The three-dimensional thermal expansion online monitoring device for boilers based on ultrasonic displacement detection according to claim 1, characterized in that: An electric slide rail (12) is fixedly provided in the fixing frame (11), and an electric slider (13) is fixedly provided on one side of the mounting plate (2), and the electric slider (13) slides in the electric slide rail (12).

7. The three-dimensional thermal expansion online monitoring device for boilers based on ultrasonic displacement detection according to claim 1, characterized in that: A movable block (15) is fixedly provided on one side of the mounting plate (2), a sliding groove (111) is provided in the fixing frame (11), and the movable block (15) slides in the sliding groove (111).

8. The three-dimensional thermal expansion online monitoring device for boilers based on ultrasonic displacement detection according to claim 7, characterized in that: A sliding rod (14) is fixedly provided in the sliding groove (111), and the sliding rod (14) is slidably sleeved on the outer surface of the movable block (15).

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