A hot blast furnace tuyere temperature monitoring and alarm device based on infrared thermal imager

Abstract

The utility model discloses a hot blast furnace tuyere temperature monitoring and alarm device based on an infrared thermal imager, comprising a hot blast furnace body, a locking knob installed on the front side of the lower end of the mounting cover plate, and a support pad fixedly connected to the mounting cover plate and the inner wall of the mounting frame, a signal cable electrically connected to the rear side of the infrared thermal imager body, and a detection head electrically connected to the lower end of the infrared thermal imager body, and an audible and visual alarm electrically connected to the upper end of the infrared thermal imager body. The hot blast furnace tuyere temperature monitoring and alarm device based on an infrared thermal imager can wrap and install the infrared thermal imager body through the mounting frame, the support pad and the mounting cover plate for wrapping protection, and the infrared thermal imager body can be installed by magnetic splicing with the tuyere through a fixed mounting plate and a magnetic block, so the installation is more stable and the position can be quickly adjusted, and the fixed mounting plate can be spirally disassembled and assembled through a threaded splicing groove and a threaded splicing block, so it is convenient and quick to replace, with better adaptability and more convenient use.

Description

Technical Field

[0001] The utility model relates to the technical field of hot blast furnace tuyere temperature monitoring, in particular to a hot blast furnace tuyere temperature monitoring and alarm device based on an infrared thermal imager. Background Art

[0002] Hot blast furnace is a thermal power machine. It has been widely used in my country since the late 1970s. It has become a replacement product for electric heat source and traditional steam power heat source in many industries. There are many varieties and series of hot blast furnaces. They are divided into manual burning and machine burning according to the coal adding method, and divided into coal, oil, gas furnace, etc. according to the fuel type. When using, it is necessary to detect the temperature of the air outlet in real time so as to adapt the operation.

[0003] The existing CN220564658U online monitoring and alarm system for hot blast stoves in iron and steel plants not only achieves the function of thermal imaging on the surface of the equipment, allowing operators to remotely monitor the working status of the equipment, but also can perform real-time temperature measurement. The real-time display of test data reflects the changes in the surface temperature of the equipment, which is either high or low. However, there are some shortcomings. Most of the existing equipment is a fixed structure and cannot be effectively adjusted for use. In addition, the protection effect is poor and it is inconvenient to use. Therefore, a hot blast stove tuyere temperature monitoring and alarm device based on an infrared thermal imager is needed to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a hot blast stove tuyere temperature monitoring and alarm device based on an infrared thermal imager, so as to solve the problems mentioned in the above background technology that the online monitoring and alarm systems of the hot blast stoves in the blast furnaces of iron and steel plants are mostly fixed structures, cannot be effectively adjusted and used, and have poor protection effects and are inconvenient to use.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a hot blast furnace tuyere temperature monitoring and alarm device based on an infrared thermal imager, comprising a hot blast furnace main body, one side of the hot blast furnace main body is connected and installed with an tuyere, one side of the tuyere is installed with a mounting frame, and the infrared thermal imager main body is installed on the mounting frame, a threaded splicing groove is provided on the edge of the lower end of the mounting frame, and a threaded splicing block is inserted and installed on the inner wall of the threaded splicing groove, the lower end of the threaded splicing block is fixedly connected with a fixed mounting disk, and a magnetic block is inlaid and installed at the lower end of the fixed mounting disk, a connecting hinge is installed on the rear side of the upper end of the mounting frame, and an installing cover is installed on the other side of the connecting hinge, a locking knob is installed on the front side of the lower end of the installing cover, and a supporting pad is fixedly connected to the installing cover and the inner wall of the installing frame, a signal cable is electrically connected to the rear side of the infrared thermal imager main body, and a detection head is electrically connected to the lower end of the infrared thermal imager main body, an audible and visual alarm is electrically connected to the upper end of the infrared thermal imager main body, and a protective cover is installed on the upper end of the installing cover.

[0006] Preferably, the sound and light alarms are distributed in four groups of rectangular positions on the hot blast stove body, and the shape of the hot blast stove body matches the shape of the protective cover, and the protective cover is a light-scattering transparent structure.

[0007] Preferably, the infrared thermal imager body is installed by wrapping with the mounting frame through a mounting cover, and the mounting cover is installed by covering and locking with the mounting frame through a locking knob.

[0008] Preferably, the infrared thermal imager body is vertically spliced ​​and installed with the air outlet on the fixed installation plate through magnetic blocks, and the magnetic blocks are distributed in a matrix position, and the shape of the lower end of the fixed installation plate matches the shape of the air outlet.

[0009] Preferably, the infrared thermal imager body is supported and installed by a support pad, a mounting cover plate and a mounting frame, and the support pad is distributed in a wrapped position on the mounting cover plate and the inner wall of the mounting frame, and the support pad is made of soft rubber material.

[0010] Preferably, the fixed installation plate is threadedly spliced ​​and installed with the installation frame in a threaded splicing groove through a threaded splicing block.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows: the hot air furnace tuyere temperature monitoring and alarm device based on infrared thermal imager can wrap and install the infrared thermal imager body through the mounting frame, support pad and mounting cover plate for wrapping protection, and the infrared thermal imager body can be installed by magnetic splicing with the tuyere through the fixed mounting plate and the magnetic block, so the installation is more stable and the position can be adjusted quickly, and the fixed mounting plate can be spirally disassembled and assembled through the threaded splicing groove and the threaded splicing block, which is convenient and quick to replace, has better adaptability and is more convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a front view of a hot blast furnace tuyere temperature monitoring and alarm device based on an infrared thermal imager according to the utility model;

[0013] Figure 2 This is a cross-sectional view of a hot blast furnace tuyere temperature monitoring and alarm device based on an infrared thermal imager according to the utility model;

[0014] Figure 3 This is a schematic diagram of the connection between the sound and light alarm of the hot blast furnace tuyere temperature monitoring and alarm device based on the infrared thermal imager and the main body of the infrared thermal imager of the utility model;

[0015] Figure 4 The utility model is a hot air furnace tuyere temperature monitoring and alarm device based on infrared thermal imager Figure 1 Enlarged view of point A in the middle;

[0016] Figure 5 The utility model is a hot air furnace tuyere temperature monitoring and alarm device based on infrared thermal imager Figure 2 Enlarged view of point B in the middle;

[0017] Figure 6 The utility model is a hot air furnace tuyere temperature monitoring and alarm device based on infrared thermal imager Figure 2 Enlarged view of point C in the middle;

[0018] Figure 7 The utility model is a hot air furnace tuyere temperature monitoring and alarm device based on infrared thermal imager Figure 2 Enlarged view of point D in the middle;

[0019] Figure 8 The utility model is a hot air furnace tuyere temperature monitoring and alarm device based on infrared thermal imager Figure 2 Enlarged view of point E in the middle.

[0020] In the figure: 1. hot air furnace body, 2. air outlet, 3. mounting bracket, 4. sound and light alarm, 5. signal cable, 6. infrared thermal imager body, 7. detection head, 8. fixed mounting plate, 9. mounting cover, 10. locking knob, 11. protective cover, 12. support pad, 13. connecting hinge, 14. threaded splicing groove, 15. threaded splicing block, 16. magnetic block. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-8 The utility model provides a technical solution: a hot air furnace tuyere temperature monitoring and alarm device based on infrared thermal imager, comprising a hot air furnace main body 1, a tuyere 2, a mounting frame 3, an audible and visual alarm 4, a signal cable 5, an infrared thermal imager main body 6, a detection head 7, a fixed mounting plate 8, a mounting cover 9, a locking knob 10, a protective cover 11, a support pad 12, a connecting hinge 13, a threaded splicing groove 14, a threaded splicing block 15 and a magnetic block 16. The tuyere 2 is connected and installed on one side of the hot air furnace main body 1, and a mounting frame 3 is installed on one side of the tuyere 2, and an infrared thermal imager main body 6 is installed on the mounting frame 3. The infrared thermal imager main body 6 is wrapped and installed with the mounting frame 3 through the mounting cover 9, and the mounting cover 9 is covered and locked with the mounting frame 3 through the locking knob 10, so that the infrared thermal imager main body 6 is convenient to be wrapped and installed, and effective protection is played.

[0023] The infrared thermal imager body 6 is installed vertically spliced ​​with the air outlet 2 on the fixed installation disk 8 through the magnetic block 16, and the magnetic block 16 is distributed in a matrix position. The shape of the lower end of the fixed installation disk 8 matches the shape of the air outlet 2, so that the infrared thermal imager body 6 is convenient for magnetic splicing and installation, easy to disassemble and assemble, and convenient to adjust and use. The infrared thermal imager body 6 is supported and installed by the support pad 12 and the installation cover 9 and the mounting frame 3, and the support pad 12 is distributed in a wrapped position on the inner wall of the installation cover 9 and the mounting frame 3. The support pad 12 is made of soft rubber material, so that the infrared thermal imager body 6 is conveniently supported and protected by the support pad 12 to avoid damage.

[0024] A threaded splicing groove 14 is provided at the lower edge of the mounting frame 3, and a threaded splicing block 15 is inserted and installed on the inner wall of the threaded splicing groove 14, the lower end of the threaded splicing block 15 is fixedly connected to a fixed mounting disk 8, and a magnetic block 16 is inlaid and installed at the lower end of the fixed mounting disk 8. The fixed mounting disk 8 is threadedly spliced ​​and installed with the mounting frame 3 in the threaded splicing groove 14 through the threaded splicing block 15, so that the fixed mounting disk 8 is convenient for spiral disassembly and assembly, and convenient for replacement, adaptation and adjustment.

[0025] A connecting hinge 13 is installed on the rear side of the upper end of the mounting frame 3, and a mounting cover 9 is installed on the other side of the connecting hinge 13, a locking knob 10 is installed on the front side of the lower end of the mounting cover 9, and a support pad 12 is fixedly connected to the mounting cover 9 and the inner wall of the mounting frame 3, a signal cable 5 is electrically connected to the rear side of the infrared thermal imager body 6, and a detection head 7 is electrically connected to the lower end of the infrared thermal imager body 6, and an audible and visual alarm 4 is electrically connected to the upper end of the infrared thermal imager body 6, and the audible and visual alarm 4 is distributed in four groups of rectangular positions on the hot blast furnace body 1, and the shape of the hot blast furnace body 1 matches the shape of the protective cover 11, and the protective cover 11 is a diffuse transparent structure, so that the audible and visual alarm 4 can emit light more efficiently through the protective cover 11, and the alarm effect is better, and a protective cover 11 is installed on the upper end of the mounting cover 9.

[0026] Working principle: When using the hot blast furnace tuyere temperature monitoring and alarm device based on infrared thermal imager, first place the infrared thermal imager body 6 of the device in the mounting frame 3, and flip and cover the mounting cover 9 by connecting the hinge 13, and then lock and fix it by the locking knob 10, and then install it by magnetic splicing with the tuyere 2 through the fixed mounting disk 8 and the magnetic block 16, and then make an electrical connection through the signal cable 5, and then start the infrared thermal imager body 6 to perform real-time temperature detection, when the temperature is too high, the sound and light alarm 4 can be used for sound and light alarm, and the protective cover 11 can emit light to enhance the alarm effect, when it is necessary to adapt to other rotating tuyere 2, the fixed mounting disk 8 can be spirally disassembled and replaced through the threaded splicing groove 14 and the threaded splicing block 15 for adaptation and installation, and when it is impacted, it can be wrapped and protected by the mounting frame 3, the mounting cover 9 and the support pad 12, this is the use process of the hot blast furnace tuyere temperature monitoring and alarm device based on infrared thermal imager.

[0027] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A hot blast furnace tuyere temperature monitoring and alarm device based on an infrared thermal imager, comprising a hot blast furnace body (1), a tuyere (2) being connected and installed on one side of the hot blast furnace body (1), a mounting frame (3) being installed on one side of the tuyere (2), and an infrared thermal imager body (6) being installed on the mounting frame (3), characterized in that: The lower edge of the mounting frame (3) is provided with a threaded splicing groove (14), and a threaded splicing block (15) is inserted and installed on the inner wall of the threaded splicing groove (14), the lower end of the threaded splicing block (15) is fixedly connected to a fixed mounting plate (8), and a magnetic block (16) is embedded and installed on the lower end of the fixed mounting plate (8), a connecting hinge (13) is installed on the rear side of the upper end of the mounting frame (3), and a mounting cover plate (9) is installed on the other side of the connecting hinge (13), a locking knob (10) is installed on the front side of the lower end of the mounting cover plate (9), and a support pad (12) is fixedly connected between the mounting cover plate (9) and the inner wall of the mounting frame (3), the rear side of the infrared thermal imager body (6) is electrically connected to a signal cable (5), and the lower end of the infrared thermal imager body (6) is electrically connected to a detection head (7), the upper end of the infrared thermal imager body (6) is electrically connected to an audible and visual alarm (4), and the upper end of the mounting cover plate (9) is installed with a protective cover (11).

2. The hot blast furnace tuyere temperature monitoring and alarm device based on infrared thermal imager according to claim 1 is characterized in that: The sound and light alarms (4) are distributed in four groups of rectangular positions on the hot blast stove body (1), and the shape of the hot blast stove body (1) matches the shape of the protective cover (11), and the protective cover (11) is a light-scattering transparent structure.

3. The hot blast furnace tuyere temperature monitoring and alarm device based on infrared thermal imager according to claim 2 is characterized in that: The infrared thermal imager body (6) is installed in a wrapped manner with the mounting frame (3) via the mounting cover plate (9), and the mounting cover plate (9) is installed in a covered and locked manner with the mounting frame (3) via the locking knob (10).

4. The hot blast furnace tuyere temperature monitoring and alarm device based on infrared thermal imager according to claim 3 is characterized in that: The infrared thermal imager body (6) is mounted on the fixed installation plate (8) in a vertical manner with the air outlet (2) via a magnetic block (16), and the magnetic blocks (16) are arranged in a matrix position. The shape of the lower end of the fixed installation plate (8) matches the shape of the air outlet (2).

5. The hot blast furnace tuyere temperature monitoring and alarm device based on infrared thermal imager according to claim 4 is characterized in that: The infrared thermal imager body (6) is supported and installed by a support pad (12) and the mounting cover plate (9) and the mounting frame (3), and the support pad (12) is distributed in a wrapped position on the inner wall of the mounting cover plate (9) and the mounting frame (3), and the support pad (12) is made of soft rubber material.

6. The hot blast furnace tuyere temperature monitoring and alarm device based on infrared thermal imager according to claim 5 is characterized in that: The fixed installation plate (8) is thread-joined and installed with the installation frame (3) in the thread-joined groove (14) via a thread-joined block (15).

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