Periscopic converter fire observation device and method thereof

Abstract

The invention discloses a periscopic converter fire observation device and method, and belongs to the technical field of converter remote observation. The periscope comprises a periscope tube, the upper end and the lower end of a tube body of the periscope tube are each provided with a periscope tube bending part, a first reflecting mirror and a second reflecting mirror are installed in the periscope tube bending parts at the upper end and the lower end respectively, and the paths of incident light rays and reflected light rays of the first reflecting mirror and the second reflecting mirror coincide. According to the invention, the light at the mouth of the converter is reflected in a periscope manner, so that a person only needs to carry out remote observation through the periscope and does not need to approach actively, the influence of high temperature is small, and the device is safer; the two tube openings of the periscope tube are protected through the tube head cover and the plane mirror respectively, foreign matter can be prevented from entering the periscope tube to form reflection imaging, the tube head cover can be controlled to be opened, and use is convenient. The telescopic effect is achieved through the two convex lenses, the visual distance of the periscope is increased, the periscope can be further away from a converter, and use safety is guaranteed.

Description

Technical Field

[0001] The present invention relates to the technical field of converter remote observation, and more specifically to a periscope converter fire observation device and method thereof. Background Art

[0002] The converter is a type of steelmaking furnace. It generally refers to a cylindrical oxygen-blowing steelmaking container that can be tilted. The furnace body is cylindrical and is mounted on a horizontal axis frame. It can rotate and is also used for steelmaking. In the converter steelmaking process, observing the flame of the converter through the observation window is one of the important ways to judge the situation inside the furnace. Although a remote furnace fire observation system has appeared, it is not suitable for the existing converters that are still in use. The converter needs to be replaced or modified, which has a certain application cost.

[0003] Since the furnace temperature is too high, personnel will be affected by the high temperature and burn when approaching, which will cause strong discomfort. At the same time, it is very dangerous for personnel to be close to the working converter, which is not conducive to the safe production of the enterprise. Summary of the invention

[0004] 1. Technical problem to be solved by the invention

[0005] In view of the defects and shortcomings of the prior art, the present invention provides a periscope converter fire observation device and method thereof. The present invention reflects the light from the converter mouth in the form of a periscope, so that personnel only need to observe from a distance through the periscope without actively approaching, which is less affected by high temperature and is safer. The present invention protects the two pipe openings of the periscope tube respectively by a pipe head cover and a plane mirror, which can prevent foreign matter from entering and forming reflected imaging, and the pipe head cover can be controlled to open, which is easy to use.

[0006] 2. Technical solution

[0007] In order to achieve the above object, the technical solution provided by the present invention is:

[0008] A periscope converter furnace fire observation device of the present invention comprises a periscope tube, wherein the upper and lower ends of the periscope tube body are provided with a tube bending part, and a reflector 1 and a reflector 2 are respectively installed in the upper and lower ends of the tube bending parts, and the incident light and the reflected light paths of the reflector 1 and the reflector 2 coincide with each other;

[0009] The upper end of the periscope tube is provided with a tube head cover, which is lightproof, and the lower end of the periscope tube is provided with a plane mirror, which is a colorless lens;

[0010] A vertical pole is welded and installed on the top edge of the pipe head cover, and a telescopic rod is connected to one side of the vertical pole.

[0011] Furthermore, the bending portion of the mirror tube is a right-angle bend, and the first reflector and the second reflector are both plane reflectors.

[0012] Furthermore, the reflector 1 and the reflector 2 both have an aluminum-plated reflective film as a bottom layer.

[0013] Furthermore, a tube tail sleeve is threadedly connected to the lower tube opening of the periscope tube, and the plane mirror is glued and installed in the tube tail sleeve.

[0014] Furthermore, the telescopic rod is any one of pneumatic, electric or hydraulically controlled, a controller is installed on the bottom side of the periscope tube, and the telescopic rod is electrically connected to the controller.

[0015] Furthermore, a fixing tube 1 is installed on the upper end of the tube body of the periscope tube, the fixing tube 1 is threadedly connected to the periscope tube, a fixing tube 2 is installed on the front side of the fixing tube 1, a convex lens 1 is installed in the fixing tube 1, a convex lens 2 is installed in the fixing tube 2, and the focal points of the convex lens 1 and the convex lens 2 coincide with each other;

[0016] The pipe head cover is installed on the outer side of the second fixed pipe, the telescopic rod is installed on the pipe body of the second fixed pipe, one end of the telescopic rod is hinged to the second fixed pipe, and the other end of the telescopic rod is hinged to the vertical rod.

[0017] Furthermore, a connecting pipe is installed between the fixed pipe 1 and the fixed pipe 2, and the fixed pipe 1 and the fixed pipe 2 are respectively movably connected to the connecting pipe, and a plurality of limiting sliding grooves are opened on the inner wall of the connecting pipe, and limiting blocks are respectively installed at the connection between the fixed pipe 1 and the fixed pipe 2 and the limiting sliding grooves, and the fixed pipe 1 and the fixed pipe 2 slide along the limiting sliding grooves through the limiting blocks.

[0018] Furthermore, a fixing seat 2 is installed on the outer wall of the fixing tube 1, a fixing seat 1 is installed on the outer wall of the fixing tube 2, the fixing seat 1 and the fixing seat 2 are jointly equipped with a screw, the screw is threadedly connected to the fixing seat 1, a motor is installed on the outer wall of the fixing tube 1, one end of the screw passes through the fixing seat 2 and is connected to the output end of the motor, and the input end of the motor is electrically connected to the controller.

[0019] A method for observing a furnace fire of a periscope converter is provided: the device is installed before use, the incident light height of a reflector 1 is kept consistent with the height of a furnace fire observation surface of the converter, when the furnace fire situation needs to be observed, the pipe head cover is first opened, and then visual observation can be performed from the position of a plane mirror, when the furnace fire light is irradiated on the reflector 1, it is reflected to the reflector 2, and then passes through the plane mirror and is reflected out, and the furnace fire can be observed at the position of the plane mirror;

[0020] When opening the tube head cover, the controller controls the telescopic rod to retract, and the tube head cover is rotated by utilizing the hinged connection between the telescopic rod, the tube head cover and the periscope tube to open it, so that the fire light can be irradiated onto the reflector 1 without manual opening.

[0021] A method for a periscope converter furnace fire observation device: the combination of convex lens 1 and convex lens 2 has a telescopic function, which can magnify the scene at the furnace fire position, and then reflect it through reflector 1 and reflector 2, so that the image observed from the plane mirror position will be magnified, so that the furnace fire situation can be observed conveniently, so that the periscope observation device can be set farther away from the furnace fire, and the influence of high temperature on personnel is reduced;

[0022] When the motor is controlled by the controller, the screw can be driven to rotate, and then the threaded connection between the screw and the fixed seat one is utilized, and under the limiting relationship formed by the limiting block and the limiting slide groove, the fixed tube two is pulled closer to or away from the fixed tube one, thereby adjusting the distance between the convex lens one and the convex lens two, and the change of the focal position is used to adjust the clarity of the image for easy observation of the furnace fire.

[0023] 3. Beneficial effects

[0024] Compared with the prior art, the technical solution provided by the present invention has the following beneficial effects:

[0025] The present invention reflects the light from the converter mouth in the form of a periscope, so that personnel only need to observe from a distance through the periscope and do not need to actively approach, which is less affected by high temperature and is safer.

[0026] The present invention protects two tube openings of the periscope tube respectively through the tube head cover and the plane mirror, thereby preventing foreign matter from entering to form reflected imaging, and the tube head cover can be controlled to open, which is convenient to use.

[0027] The present invention uses two convex lenses to form a telescopic effect, thereby increasing the visual distance of the periscope and allowing the periscope to be arranged further away from the converter, thereby achieving further safety in use.

[0028] The present invention controls the rotation of the screw rod by a motor to adjust the distance between the two convex lenses, thereby obtaining the function of adjusting the imaging clarity. The adjustment can be made on site according to the imaging situation, and the use is convenient and reliable. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 This is the appearance diagram of the patent of this invention;

[0030] Figure 2 It is a cross-sectional view of the patent of the present invention;

[0031] Figure 3 It is an enlarged view of point A in the patent of the present invention;

[0032] Figure 4 This is an enlarged view of point B in the patent of this invention.

[0033] In the figure: 1. periscope tube; 2. reflector 1; 3. reflector 2; 4. bend of the mirror tube; 5. tube tail sleeve; 6. plane mirror; 7. tube head cover; 8. telescopic rod; 9. vertical rod; 10. fixed tube 1; 11. fixed tube 2; 12. connecting tube; 13. convex lens 1; 14. convex lens 2; 15. fixing seat 1; 16. fixing seat 2; 17. screw; 18. motor; 19. limit block; 20. limit slide; 21. controller. DETAILED DESCRIPTION

[0034] The present invention will be further described below in conjunction with the accompanying drawings and embodiments:

[0035] Example 1

[0036] from Figure 1 It can be seen that a periscope converter fire observation device of the present embodiment includes a periscope tube 1, and a tube bending portion 4 is provided at both upper and lower ends of the tube body of the periscope tube 1, and a reflector 1 2 and a reflector 2 3 are respectively installed in the tube bending portions 4 at the upper and lower ends, and the incident light and the reflected light paths of the reflector 1 2 and the reflector 2 3 coincide; the tube bending portion 4 is bent at a right angle, and the reflector 1 2 and the reflector 2 3 are both plane reflectors;

[0037] The reflector 1 2 and the reflector 2 3 both have an aluminum-plated reflective film as a bottom layer, and the reflector 1 2 and the reflector 2 3 can be made of German Schott Borofloat 33 colorless float glass.

[0038] A plane mirror 6 is provided at the lower end of the periscope tube 1, and the plane mirror 6 is a colorless lens; a tube tail sleeve 5 is threadedly connected to the lower tube mouth of the periscope tube 1, and the plane mirror 6 is glued and installed in the tube tail sleeve 5;

[0039] The provision of the tube tail sleeve 5 facilitates the replacement and cleaning of the plane mirror 6 and facilitates maintenance.

[0040] A tube head cover 7 is arranged at the upper end of the periscope tube 1. The tube head cover 7 is lightproof. A vertical pole 9 is welded and installed on the top edge of the tube head cover 7. A telescopic rod 8 is connected to one side of the vertical pole 9.

[0041] The telescopic rod 8 is any one of pneumatic, electric or hydraulic control types. A controller 21 is installed on the bottom side of the periscope tube 1, and the telescopic rod 8 is electrically connected to the controller 21.

[0042] A method of a periscope converter fire observation device of the present embodiment: before use, the device is installed, and the incident light height of the reflector 1 is kept consistent with the height of the converter fire observation surface. When the fire situation needs to be observed, the pipe head cover 7 is first opened, and then visual observation can be performed from the position of the plane mirror 6. When the fire light is irradiated on the reflector 1 2, it is reflected to the reflector 2 3, and then passes through the plane mirror 6 and is reflected out, and the fire can be observed at the position of the plane mirror 6;

[0043] When opening the tube head cover 7, the controller 21 is used to control the telescopic rod 8 to retract, and the tube head cover 7 is pulled to rotate by utilizing the hinged connection between the telescopic rod 8, the tube head cover 7 and the periscope tube 1, so as to open it, and the fire light can be irradiated onto the reflector 2. There is no need to open it manually, which facilitates the operation. After the observation, it can also be controlled to close, so as to protect the periscope observation equipment.

[0044] Example 2

[0045] from Figure 1-4 It can be seen that in the periscope type converter fire observation device of the present embodiment, a fixed tube 10 is installed on the upper end of the tube body of the periscope tube 1, the fixed tube 10 is threadedly connected to the periscope tube 1, a fixed tube 2 11 is installed on the front side of the fixed tube 10, a convex lens 13 is installed in the fixed tube 10, a convex lens 2 14 is installed in the fixed tube 11, and the focal points of the convex lens 13 and the convex lens 2 14 coincide with each other;

[0046] The pipe head cover 7 is installed on the outside of the fixed pipe 11, and the telescopic rod 8 is installed on the pipe body of the fixed pipe 11. One end of the telescopic rod 8 is hinged to the fixed pipe 11, and the other end of the telescopic rod 8 is hinged to the vertical rod 9.

[0047] A connecting pipe 12 is installed between the fixed pipe 10 and the fixed pipe 2 11. The fixed pipe 10 and the fixed pipe 2 11 are movably connected to the connecting pipe 12 respectively. A plurality of limiting slide grooves 20 are opened on the inner wall of the connecting pipe 12. Limiting blocks 19 are respectively installed at the connection between the fixed pipe 10 and the fixed pipe 2 11 and the limiting slide grooves 20. The fixed pipe 10 and the fixed pipe 2 11 slide along the limiting slide grooves 20 respectively through the limiting blocks 19.

[0048] A fixing seat 2 16 is installed on the outer wall of the fixing tube 10, a fixing seat 15 is installed on the outer wall of the fixing tube 2 11, the fixing seat 15 and the fixing seat 2 16 are jointly covered with a screw 17, the screw 17 is threadedly connected to the fixing seat 15, a motor 18 is installed on the outer wall of the fixing tube 10, one end of the screw 17 passes through the fixing seat 2 16 and is connected to the output end of the motor 18, and the input end of the motor 18 is electrically connected to the controller 21.

[0049] A method of a periscope converter fire observation device of this embodiment:

[0050] The combination of convex lens 13 and convex lens 2 14 has a telescopic function, which can magnify the scene at the fire position, and then reflect it through reflector 1 2 and reflector 2 3, so that the image observed from the plane mirror 6 position will be magnified, so that the fire situation can be observed conveniently, so that the periscope observation equipment can be set farther away from the fire, and the impact of high temperature on personnel is reduced;

[0051] When the motor 18 is controlled by the controller 21, the screw 17 can be driven to rotate, and then the threaded connection relationship between the screw 17 and the fixed seat 15 is utilized, and under the limiting relationship formed by the limiting block 19 and the limiting slide groove 20, the fixed tube 11 is pulled closer to or away from the fixed tube 10, and then the distance between the convex lens 13 and the convex lens 2 is adjusted, and the clarity of the image is adjusted by changing the focal position, so as to facilitate the observation of the fire.

[0052] The present invention and its embodiments are described schematically above, and the description is not restrictive. The drawings show only one embodiment of the present invention, and the actual structure is not limited thereto. Therefore, if a person skilled in the art is inspired by it and designs a structural method and an embodiment similar to the technical solution without creativity without departing from the purpose of the invention, they shall all fall within the protection scope of the present invention.

Claims

1. A periscope converter fire observation device, comprising a periscope tube (1), characterized in that: The periscope tube (1) is provided with a tube bending portion (4) at both the upper and lower ends of the tube body, and a reflector 1 (2) and a reflector 2 (3) are respectively installed in the upper and lower ends of the tube bending portion (4), and the incident light and the reflected light paths of the reflector 1 (2) and the reflector 2 (3) coincide with each other; The upper end of the periscope tube (1) is provided with a tube head cover (7), which is light-proof; the lower end of the periscope tube (1) is provided with a plane mirror (6), which is a colorless lens; A vertical pole (9) is welded and installed on the top edge of the pipe head cover (7), and a telescopic rod (8) is connected to one side of the vertical pole (9).

2. A periscope converter fire observation device according to claim 1, characterized in that: The mirror tube bending portion (4) is bent at a right angle, and the reflector 1 (2) and the reflector 2 (3) are both plane reflectors.

3. A periscope converter fire observation device according to claim 2, characterized in that: The reflector 1 (2) and the reflector 2 (3) both have an aluminum-plated reflective film as the bottom layer.

4. The periscope converter fire observation device according to claim 3, characterized in that: A tube tail sleeve (5) is threadedly connected at the lower tube opening of the periscope tube (1), and the plane mirror (6) is glued and installed in the tube tail sleeve (5).

5. The periscope converter fire observation device according to claim 4, characterized in that: The telescopic rod (8) is any one of pneumatic, electric or hydraulic control types, a controller (21) is installed on the bottom side of the periscope tube (1), and the telescopic rod (8) is electrically connected to the controller (21).

6. A periscope converter fire observation device according to claim 5, characterized in that: A fixing tube 1 (10) is installed on the upper end of the tube body of the periscope tube (1), the fixing tube 1 (10) is threadedly connected to the periscope tube (1), a fixing tube 2 (11) is installed on the front side of the fixing tube 1 (10), a convex lens 1 (13) is installed in the fixing tube 1 (10), a convex lens 2 (14) is installed in the fixing tube 2 (11), and the focal points of the convex lens 1 (13) and the convex lens 2 (14) coincide with each other; The pipe head cover (7) is installed on the outer side of the second fixed pipe (11), and the telescopic rod (8) is installed on the pipe body of the second fixed pipe (11). One end of the telescopic rod (8) is hinged to the second fixed pipe (11), and the other end of the telescopic rod (8) is hinged to the vertical rod (9).

7. The periscope converter fire observation device according to claim 6, characterized in that: A connecting pipe (12) is installed between the fixed pipe 1 (10) and the fixed pipe 2 (11); the fixed pipe 1 (10) and the fixed pipe 2 (11) are respectively movably connected to the connecting pipe (12); a plurality of limiting sliding grooves (20) are opened on the inner wall of the connecting pipe (12); limiting blocks (19) are respectively installed at the connection points between the fixed pipe 1 (10) and the fixed pipe 2 (11) and the limiting sliding grooves (20); the fixed pipe 1 (10) and the fixed pipe 2 (11) respectively slide along the limiting sliding grooves (20) through the limiting blocks (19).

8. The periscope converter fire observation device according to claim 7, characterized in that: The outer wall of the fixed tube 1 (10) is installed with a fixed seat 2 (16), the outer wall of the fixed tube 2 (11) is installed with a fixed seat 1 (15), the fixed seat 1 (15) and the fixed seat 2 (16) are jointly covered with a screw rod (17), the screw rod (17) is threadedly connected to the fixed seat 1 (15), the outer wall of the fixed tube 1 (10) is installed with a motor (18), one end of the screw rod (17) passes through the fixed seat 2 (16) and is connected to the output end of the motor (18), and the input end of the motor (18) is electrically connected to the controller (21).

9. The method of the periscope converter fire observation device according to claim 8, characterized in that: Before use, the device is installed and the incident light height of the reflector 1 (1) is kept consistent with the height of the converter fire observation surface. When the furnace fire situation needs to be observed, the pipe head cover (7) is first opened, and then visual observation can be performed from the position of the plane mirror (6). When the furnace fire light is irradiated on the reflector 1 (2), it is reflected and reflected on the reflector 2 (3), and then passes through the plane mirror (6) and is reflected out. The furnace fire can be observed at the position of the plane mirror (6); When the pipe head cover (7) is opened, the controller (21) controls the telescopic rod (8) to retract, and the pipe head cover (7) is pulled to rotate by utilizing the hinged connection relationship between the telescopic rod (8), the pipe head cover (7) and the periscope tube (1), so that the pipe head cover (7) is opened, and the fire light can be irradiated onto the reflector 1 (2) without the need for manual opening.

10. The method of the periscope converter fire observation device according to claim 9, characterized in that: The combination of the convex lens 1 (13) and the convex lens 2 (14) has a telescopic function, which can magnify the scene at the fire position, and then reflect it through the reflector 1 (2) and the reflector 2 (3), so that the image observed from the plane mirror (6) position will be magnified, so that the fire situation can be observed conveniently, and the periscope observation equipment can be set farther away from the fire, so that the impact of high temperature on personnel is reduced; When the motor (18) is controlled by the controller (21), the screw rod (17) can be driven to rotate, and then the threaded connection relationship between the screw rod (17) and the fixing seat (15) is utilized to pull the fixing tube (11) closer to or away from the fixing tube (10) under the limiting relationship formed by the limiting block (19) and the limiting slide groove (20), thereby adjusting the distance between the convex lens (13) and the convex lens (14), and adjusting the clarity of the image by changing the focal position, so as to facilitate the observation of the fire.

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