Laser temperature measuring device for iron-making blast furnace

Abstract

The utility model relates to the technical field of temperature measuring devices, and discloses a laser temperature measuring device for an iron-making blast furnace, which comprises a main machine, the bottom surface of the main machine is connected with a base in a sliding manner, and the surface of the base is provided with a placing groove matched with the main machine in shape. The two sides of the base are each provided with two symmetrically-arranged rotating grooves, rotating shafts are fixedly connected into the rotating grooves, the outer walls of the rotating shafts are rotationally connected with connecting pipes, the outer walls of the connecting pipes are fixedly connected with connecting rods, the bottom ends of the connecting rods are rotationally connected with rolling wheels, and the two sides of the base are each connected with a limiting assembly used for providing a limiting function for the rolling wheels. According to the temperature measuring device, the placing groove is formed in the base, the rollers are arranged on the connecting rod, and the rollers are matched with the base, so that a worker can conveniently move the host, the worker can conveniently use the whole temperature measuring device at different positions, and the use experience of the worker is enhanced; and the working efficiency of workers is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to temperature measuring device technical field, specifically for a kind of laser temperature measuring device for iron blast furnace. BACKGROUND

[0002] Iron blast furnace is the key equipment in steel production process, and the temperature control of blast furnace is crucial for the stability and efficiency of ironmaking process, so real-time monitoring and control of blast furnace temperature become an important technical requirement in ironmaking process.The laser composition analyzer of a type GS-LIBS2200G can detect the temperature of blast furnace online, so that the staff do not need to face the risk of molten splash burns during sampling process, and it can not only detect the temperature of blast furnace, but also accurately detect the key element components such as silicon, sulfur, manganese and titanium in molten iron in real time, to help the operation process optimization of iron blast furnace and improve the efficiency of ironmaking and steel quality.

[0003] The laser composition analyzer of a type GS-LIBS2200G includes a host computer, a laser lens and a bracket, and the staff installs the laser lens near the blast furnace through the bracket during use, aligns the laser lens with the measured position, and then connects the host computer with the control system, so as to detect the temperature and element content of blast furnace by laser during use, and realize online temperature measurement of iron blast furnace through internet without manual temperature measurement by staff near the blast furnace.

[0004] The patent with publication number CN103276129B discloses a temperature detection device for new type blast furnace smelting molten iron, which includes a prefabricated air pipe, a fixed support frame is arranged on the outer wall of the pipe body, a positioning flange is fixedly installed on the upper end surface of the prefabricated air pipe, a threaded hole is arranged on the positioning flange, a bolt is installed in the threaded hole, a high-temperature transparent lens is fixedly connected to the positioning flange through the bolt, an installation flange is fixedly connected to the upper end of the high-temperature transparent lens, and a laser temperature measuring instrument is fixedly connected to the installation flange, and a back-blowing cooling device is installed on the laser temperature measuring instrument.The temperature detection device for new type blast furnace smelting molten iron can directly contact high-temperature molten iron, the measured data is accurate, and the device can be used continuously for many times.

[0005] Although the above-mentioned device solves the problem of online temperature measurement of iron blast furnace, it still has the following problems: the weight of the host computer is heavy, and it is inconvenient for the staff to directly move the host computer, so additional tools such as trolley are generally needed, which is inconvenient for the staff to use the temperature measuring device. UTILITY MODEL CONTENT

[0006] In view of the deficiencies of the prior art, the utility model provides a laser temperature measuring device for iron blast furnace, which is convenient for the staff to move.

[0007] To achieve the above object, the utility model provides following technical scheme: a kind of laser temperature measuring device for iron-making blast furnace, including host computer, the bottom surface of host computer is slidably connected with base, base surface is equipped with the placement slot matched with the shape of host computer, two symmetrical rotating grooves are equipped in the both sides of base, rotating groove is fixedly connected with rotating shaft, rotating shaft outer wall is rotatably connected with connecting pipe, connecting pipe outer wall is fixedly connected with connecting rod, connecting rod bottom end is rotatably connected with gyro wheel, the both sides of base are connected with the limiting component for providing limiting function to gyro wheel.

[0008] Further, the limiting component includes two limiting rods and springs, the cross section of the limiting rod is L-shaped, a moving slot corresponding to the position of the limiting rod is formed in the side surface of the base, a spring is fixedly connected between the two limiting rods on the same side, the spring is located in the moving slot, a slot corresponding to the position of the limiting rod is formed in the inner wall of the rotating groove, and a fixing slot corresponding to the position of the limiting rod is formed in the middle of the connecting rod.

[0009] Further, one end of the limiting rod is fixedly connected with a moving plate, and the moving plate is a circular plate.

[0010] Further, two symmetrically arranged clamping blocks are fixedly connected to the both sides of the host computer, a bolt penetrating the side wall of the host computer is fixedly connected to one side of the clamping block, and a clamping groove corresponding to the position of the clamping block is formed in the surface of the base.

[0011] Further, a plurality of supporting columns are fixedly connected to the bottom surface of the base, and anti-skid lines are formed in the bottom surface of the supporting columns.

[0012] Further, the bottom surface of the clamping block and the slot opening of the placement slot are both chamfered.

[0013] Further, one end of the limiting rod is chamfered.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] The utility model sets the placement slot on the base and sets the gyro wheel on the connecting rod, which enables the staff to conveniently move the host computer, thus facilitating the staff to use the temperature measuring device as a whole at different positions, enhancing the staff's use experience, improving the staff's work efficiency, and reducing the use of additional tools. Meanwhile, the base can provide more stable support for the host computer, improving the stability of the host computer. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0017] Figure 2Another form of the utility model is a three-dimensional structure schematic diagram.

[0018] Figure 3 The utility model is a three-dimensional structure schematic diagram of base, roller and support column.

[0019] Figure 4 The utility model is a three-dimensional sectional structure schematic diagram of base, limiting rod, spring and moving plate.

[0020] Figure 5 The utility model is a three-dimensional structure schematic diagram of base, roller and support column.

[0021] Figure 6 The utility model is a three-dimensional sectional structure schematic diagram of connecting pipe, connecting rod and roller.

[0022] In the drawing: 1, main machine;2, base;3, placing groove;4, rotating groove;5, rotating shaft;6, connecting pipe;7, connecting rod;8, roller;9, moving groove;10, limiting rod;11, spring;12, insertion slot;13, moving plate;14, clamping block;15, bolt;16, clamping groove;17, support column;18, fixed groove. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0024] As Figures 1 to 6 The utility model discloses a laser temperature measuring device for ironmaking blast furnace, including host computer 1, the bottom surface of host computer 1 is slidably connected with base 2, and the surface of base 2 is provided with placing groove 3 matched with the shape of host computer 1, two symmetrical rotating grooves 4 are formed on the both sides of base 2, rotating shaft 5 is fixedly connected in rotating groove 4, connecting pipe 6 is rotatably connected to the outer wall of rotating shaft 5, connecting rod 7 is fixedly connected to the outer wall of connecting pipe 6, roller 8 is rotatably connected to the bottom end of connecting rod 7, and limiting assembly for providing the limiting function to roller 8 is connected to the both sides of base 2.

[0025] As Figure 1 The utility model discloses a laser temperature measuring device for ironmaking blast furnace and prior art temperature measuring device structure is similar, such as the laser composition analyzer of model GS-LIBS2200G, the main improvement point of the utility model is that temperature measuring device is convenient for staff to remove, as Figures 1 to 6As shown in the utility model, when the staff needs to move the host 1, the staff can conveniently move the host 1 to the required position by using the roller 8, then the staff opens the limiting assembly, then moves the roller 8 to the two sides, so that the roller 8 rotates by more than 90 degrees, at this time, the bottom surface of the base 2 contacts the ground, thereby achieving the support and fixation of the host 1; when it is needed to move, the roller 8 can be rotated, so that the connecting rod 7 is in a vertical state, then the limiting assembly is used to limit the connecting rod 7, so that the roller 8 can be used to move the host 1.

[0026] It is worth noting that the laser temperature measuring device for the iron-making blast furnace excites the to-be-measured substance to generate plasma by laser pulse, analyzes the plasma emission spectrum to obtain the composition, structure and property information of the substance, and accurately analyzes the composition of the molten iron; since the emission intensity of the plasma emission spectrum changes at different temperatures, the molten iron temperature can be inversely calculated in real time through the spectral intensity by calibrating the spectral intensity-temperature curve, thereby realizing the synchronous detection of the composition and the temperature; the above-mentioned temperature detection mode is similar to the principle and structure of the existing temperature measuring device, such as the patent No. CN103276129B discloses a temperature detection device for the blast furnace smelting molten iron.

[0027] The base 2 is provided with the placing groove 3, and the connecting rod 7 is provided with the roller 8, the roller 8 and the base 2 are matched with each other, so that the staff can conveniently move the host 1, thereby facilitating the staff to use the temperature measuring device as a whole at different positions, enhancing the use experience of the staff, improving the work efficiency of the staff, and reducing the use of additional tools; meanwhile, the base 2 can provide more stable support for the host 1, thereby improving the stability of the host 1.

[0028] As shown in the utility model, Figures 1 to 5 The limiting assembly comprises two limiting rods 10 and springs 11, the limiting rod 10 is provided with an L-shaped cross section, the base 2 is provided with a moving groove 9 corresponding to the position of the limiting rod 10 on the side surface, the two limiting rods 10 on the same side are fixedly connected with the spring 11, the spring 11 is located in the moving groove 9, the inner wall of the rotating groove 4 is provided with an insertion slot 12 corresponding to the position of the limiting rod 10, and the middle part of the connecting rod 7 is provided with a fixing groove 18 corresponding to the position of the limiting rod 10.

[0029] Specifically, the connecting rod 7 is limited by the limiting rod 10, the roller 8 can be limited, and movement of the roller 8 is prevented; when the staff needs to fold the roller 8, the two limiting rods 10 can be slid to the middle, so that the limiting rod 10 is retracted into the moving groove 9, and the staff can rotate to fold the roller 8; the insertion groove 12 can provide an additional fulcrum for the limiting rod 10, so that the strength of the limiting rod 10 is increased, the limiting effect on the connecting rod 7 is enhanced; the spring 11 can apply pressure to the limiting rod 10 to prevent movement of the limiting rod 10 and improve the stability of the limiting rod 10.

[0030] As shown in Figures 1 to 5 , one end of the limiting rod 10 is fixedly connected with a moving plate 13, and the moving plate 13 is a circular plate.

[0031] Specifically, the moving plate 13 can improve the hand feeling of the staff using the limiting rod 10, facilitate the staff to move the limiting rod 10, and improve the use experience and work efficiency of the staff.

[0032] As shown in Figures 1 to 5 , the two sides of the main machine 1 are fixedly connected with two symmetrically arranged clamping blocks 14, one side of the clamping block 14 is fixedly connected with a bolt 15 penetrating the side wall of the main machine 1, and the surface of the base 2 is provided with a clamping groove 16 corresponding to the position of the clamping block 14.

[0033] Specifically, the clamping block 14 and the clamping groove 16 can be matched with each other to improve the stability of the connection between the main machine 1 and the base 2, prevent separation between the main machine 1 and the base 2 during movement, and the bolt 15 can provide fixation for the clamping block 14.

[0034] As shown in Figure 5 , the bottom surface of the base 2 is fixedly connected with a plurality of supporting columns 17, and the bottom surface of the supporting column 17 is provided with anti-skid lines.

[0035] Specifically, the supporting column 17 can provide four-corner support for the main machine 1 and the base 2 in the placed state, so that the stability of the base 2 is increased, and the setting of the anti-skid lines can increase the friction between the supporting column 17 and the bottom surface to prevent the supporting column 17 from slipping.

[0036] As shown in Figures 2 to 5 , the bottom surface of the clamping block 14 is chamfered on one side.

[0037] Specifically, the chamfering of the bottom surface of the clamping block 14 on one side and the slot opening of the placing groove 3 can facilitate the staff to place the main machine 1 into the placing groove 3, and the chamfering of the clamping block 14 can facilitate the insertion of the clamping block 14 into the clamping groove 16, thereby facilitating the staff to install the main machine 1 and the base 2.

[0038] As shown in Figure 3 ,Figure 4 As shown, one end of the limiting rod 10 is provided with a chamfer.

[0039] Specifically, the chamfer of the limiting rod 10 can facilitate the insertion of the limiting rod 10 into the insertion slot 12 and the fixing slot 18, so that the limiting rod 10 can accurately enter the insertion slot 12 and the fixing slot 18, and provide limiting for the connecting rod 7 and the roller 8, and facilitate the use of the limiting rod 10 by the staff.

[0040] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model.

Claims

1. A laser temperature measuring device for blast furnaces, comprising a main unit (1), characterized in that: The base (2) is slidably connected to the bottom surface of the host (1). The surface of the base (2) is provided with a placement groove (3) that matches the shape of the host (1). Two symmetrically arranged rotating grooves (4) are provided on both sides of the base (2). A rotating shaft (5) is fixedly connected inside the rotating groove (4). A connecting pipe (6) is rotatably connected to the outer wall of the rotating shaft (5). A connecting rod (7) is fixedly connected to the outer wall of the connecting pipe (6). A roller (8) is rotatably connected to the bottom end of the connecting rod (7). Limiting components for providing limiting function to the roller (8) are connected to both sides of the base (2).

2. The laser temperature measuring device for blast furnaces according to claim 1, characterized in that: The limiting assembly includes two limiting rods (10) and a spring (11). The cross-section of the limiting rod (10) is L-shaped. The side of the base (2) is provided with a moving groove (9) corresponding to the position of the limiting rod (10). The two limiting rods (10) on the same side are fixedly connected with a spring (11). The spring (11) is located in the moving groove (9). The inner wall of the rotating groove (4) is provided with a slot (12) corresponding to the position of the limiting rod (10). The middle part of the connecting rod (7) is provided with a fixing groove (18) corresponding to the position of the limiting rod (10).

3. A laser temperature measuring device for blast furnaces according to claim 2, characterized in that: One end of the limiting rod (10) is fixedly connected to a movable plate (13), which is a circular plate.

4. A laser temperature measuring device for an ironmaking blast furnace according to claim 1, 2, or 3, characterized in that: The host (1) has two symmetrically arranged snap-fit ​​blocks (14) fixedly connected on both sides. One side of the snap-fit ​​block (14) is fixedly connected with a bolt (15) that passes through the side wall of the host (1). The base (2) has a snap-fit ​​groove (16) on its surface that corresponds to the position of the snap-fit ​​block (14).

5. A laser temperature measuring device for an ironmaking blast furnace according to claim 1, 2, or 3, characterized in that: The base (2) has multiple support columns (17) fixedly connected to its bottom surface, and the bottom surface of the support columns (17) is provided with anti-slip texture.

6. A laser temperature measuring device for blast furnaces according to claim 4, characterized in that: The base (2) has multiple support columns (17) fixedly connected to its bottom surface, and the bottom surface of the support columns (17) is provided with anti-slip texture.

7. A laser temperature measuring device for an ironmaking blast furnace according to claim 4 or 6, characterized in that: The bottom side of the snap-fit ​​block (14) and the groove opening of the placement groove (3) are both chamfered.

8. A laser temperature measuring device for an ironmaking blast furnace according to claim 2 or 3, characterized in that: One end of the limiting rod (10) is chamfered.

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