Safety type infrared preheating furnace

Abstract

The utility model relates to the technical field of preheating furnaces, and discloses a safety type infrared preheating furnace which comprises a tank body, a base; the stirring device is arranged on the tank body and is used for stirring the materials and scraping the materials adhered to the inner wall of the tank body; the lifting device is arranged on the base and is used for driving the tank body to lift; wherein the stirring device comprises a second rotating rod, the second rotating rod is rotationally connected to the right side of the inner wall of the tank body through a bearing, the second rotating rod movably penetrates through the tank body and extends to the right side, and the left side of the second rotating rod is fixedly connected with a scraping rod. The first rotating rod drives the stirring blades to stir materials, the heating pieces in the stirring blades are started to heat and stir the materials, the second rotating rod drives the scraping rod to scrape the materials adhered to the inner wall of the tank body, the materials are discharged from the discharging port, scraping of the materials on the inner wall of the tank body is achieved, and waste is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of preheating furnaces, in particular to a safe infrared preheating furnace. Background Art

[0002] The preheating furnace is a kind of furnace that passes low-quality fuel (mainly blast furnace gas, hot gas, tail gas and other low calorific value fuels) or air through a heat exchanger and exchanges heat in the high-temperature flue gas of the heating furnace to increase the temperature of the low-quality fuel or air, generally to 300-900 degrees. This increases the actual combustion temperature of the low-quality fuel or the sensible heat of the air, achieving high-temperature calcination or other processes of the low-quality fuel, thereby replacing high-quality fuel.

[0003] According to the Chinese patent publication number CN215209292U, the technical solution disclosed in the patent document is as follows: The utility model discloses a high-efficiency preheating furnace, including a tank body, a driving mechanism and a controller. The tank body includes an inner tank and an outer tank. The inner tank is provided with a feed port and a discharge port, and the feed port and the discharge port penetrate the outer tank; the feed port is provided with a sealing cover, and the discharge port is provided with a baffle; the inner tank is provided with a protrusion, and also includes a heating mechanism and a stirring mechanism; the heating mechanism includes an electric heating wire and a heat-conducting oil pipe; the electric heating wire is arranged in the interlayer at the protrusion; the heat-conducting oil pipe is connected to an electric heater; a gravity sensor is arranged between the inner tank and the outer tank, and the stirring mechanism includes a stirring auxiliary layer and a spiral pusher, and the stirring auxiliary layer is connected to the inner wall of the inner tank; the high-efficiency preheating furnace, by arranging the spiral pusher and the stirring auxiliary layer, facilitates the material entering the tank body to be fully stirred by the stirring auxiliary layer and transported to the discharge port by using the spiral structure of the spiral pusher, and the stirring auxiliary layer and the spiral pusher increase the heating area of ​​the material to achieve more complete heat transfer.

[0004] The above patent has the following disadvantages: when the device is stirring, the material will stick to the inner wall of the tank, resulting in waste. In view of this, we propose a safe infrared preheating furnace. Utility Model Content

[0005] The purpose of the utility model is to provide a safe infrared preheating furnace to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A safe infrared preheating furnace comprises: a tank body; a base; a stirring device, which is arranged on the tank body and is used to stir materials and scrape off materials adhering to the inner wall of the tank body; a lifting device, which is arranged on the base and is used to drive the tank body to rise and fall; wherein the stirring device comprises a second rotating rod, which is rotatably connected to the right side of the inner wall of the tank body through a bearing, and the second rotating rod movably penetrates the tank body and extends to the right side, and a scraping rod is fixedly connected to the left side of the second rotating rod.

[0008] Preferably, a support plate is fixedly connected to the left side of the tank body, a motor is fixedly connected to the top of the support plate, a rotating rod 1 is rotatably connected to the left side of the inner wall of the tank body through a bearing, and the rotating rod 1 movably penetrates the tank body and extends to the left side, and the extended end is fixedly connected to the output end of the motor, a stirring blade is fixedly connected to the outer wall of the rotating rod 1, a discharge port is fixedly connected to the front of the tank body, and a feed port is fixedly connected to the top of the tank body.

[0009] Preferably, the lifting device includes a sleeve, which is fixedly connected to the top of the base, and a sliding rod is slidably connected to the inner wall of the sleeve. A fixed block is fixedly connected to the top of the base, and a rotating rod three is rotatably connected to the left side of the fixed block through a bearing, and a gear is fixedly connected to the right side of the rotating rod three, and the gear and the sliding rod are meshed with each other.

[0010] Preferably, a hydraulic cylinder is fixedly connected to the top of the base, the hydraulic cylinder is fixedly connected to the top of the base, a cross bar is fixedly connected to the output end of the hydraulic cylinder, a moving rod is fixedly connected to the back of the cross bar, and a rack is fixedly connected to the back of the moving rod.

[0011] Preferably, the rack and the gear are meshed with each other.

[0012] Preferably, there are two groups of lifting devices.

[0013] Compared with the prior art, the utility model provides a safe infrared preheating furnace with the following features:

[0014] Beneficial effects:

[0015] 1. This kind of safe infrared preheating furnace quickly pours materials into the feeding port, starts two motors, the motor drives the rotating rod 1 and the rotating rod 2, the rotating rod 1 drives the stirring blade to stir the materials, the heating plate inside the stirring blade is started to heat and stir the materials, the rotating rod 2 drives the scraping rod to scrape the materials adhered to the inner wall of the tank, and discharges them from the discharge port, so as to scrape the materials on the inner wall of the tank without causing waste.

[0016] 2. This safe infrared preheating furnace starts the hydraulic cylinder, the hydraulic cylinder drives the cross bar, the cross bar drives the moving rod, the moving rod drives the rack to move back and forth, the rack drives the gear to rotate, the gear rotation drives the rotating rod three to rotate, the rotating rod three drives the gear on the right to rotate, the gear drives the meshing sliding rod to move up and down, the sliding rod drives the tank body to move up and down, thereby improving the working efficiency of mixing materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a front sectional structural schematic diagram of the utility model;

[0019] Figure 3 It is a schematic diagram of the right side structure of the utility model;

[0020] Figure 4 For this utility model Figure 2 A is an enlarged schematic diagram of the structure.

[0021] In the figure: 1. tank body; 2. stirring device; 21. support plate; 22. motor; 23. discharge port; 24. rotating rod one; 25. stirring blade; 26. rotating rod two; 27. scraper rod; 28. feed port; 3. lifting device; 31. sleeve; 32. slide bar; 33. gear; 34. fixed block; 35. rack; 36. moving rod; 37. cross bar; 38. hydraulic cylinder; 39. rotating rod three; 4. base. DETAILED DESCRIPTION

[0022] 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.

[0023] like Figure 1-4 As shown, a safe infrared preheating furnace comprises: a tank body 1; a base 4; a stirring device 2, which is arranged on the tank body 1 and is used to stir materials and scrape off materials adhering to the inner wall of the tank body 1; a lifting device 3, which is arranged on the base 4 and is used to drive the tank body 1 to rise and fall; wherein the stirring device 2 comprises a second rotating rod 26, the second rotating rod 26 is rotatably connected to the right side of the inner wall of the tank body 1 through a bearing, and the second rotating rod 26 movably penetrates the tank body 1 and extends to the right side, a scraping rod 27 is fixedly connected to the left side of the second rotating rod 26, a support plate 21 is fixedly connected to the left side of the tank body 1, a motor 22 is fixedly connected to the top of the support plate 21, a rotating rod 24 is rotatably connected to the left side of the inner wall of the tank body 1 through a bearing, and the rotating rod 24 movably penetrates the tank The tank body 1 extends to the left, and its extended end is fixedly connected to the output end of the motor 22. The outer wall of the rotating rod 1 24 is fixedly connected to a stirring blade 25. The front of the tank body 1 is fixedly connected to a discharge port 23. The top of the tank body 1 is fixedly connected to a feed port 28. By pouring the material into the feed port 28, the two motors 22 are started. The motor 22 drives the rotating rod 1 24 and the rotating rod 26. The rotating rod 1 24 drives the stirring blade 25 to stir the material. The heating plate inside the stirring blade 25 is started to heat and stir the material. The rotating rod 26 drives the scraping rod 27 to scrape the material adhered to the inner wall of the tank body 1 and discharge it from the discharge port 23, so as to scrape the material on the inner wall of the tank body 1 without causing waste.

[0024] like Figure 4As shown, the lifting device 3 includes a sleeve 31, which is fixedly connected to the top of the base 4, and a sliding rod 32 is slidably connected to the inner wall of the sleeve 31. A fixed block 34 is fixedly connected to the top of the base 4. A rotating rod 39 is rotatably connected to the left side of the fixed block 34 through a bearing, and a gear 33 is fixedly connected to the right side of the rotating rod 39, and the gear 33 and the sliding rod 32 are meshed with each other. A hydraulic cylinder 38 is fixedly connected to the top of the base 4, and the hydraulic cylinder 38 is fixedly connected to the top of the base 4. A cross bar 37 is fixedly connected to the output end of the hydraulic cylinder 38, and a moving rod 36 is fixedly connected to the back of the cross bar 37. A rack 35 is fixedly connected to the back of the moving rod 36, and the rack 35 is meshed with the gear 33. There are two groups of lifting devices 3. By starting the hydraulic cylinder 38, the hydraulic cylinder 38 drives the cross bar 37, the cross bar 37 drives the moving rod 36, and the moving rod 36 drives the rack 35 to move back and forth, the rack 35 drives the gear 33 to rotate, and the rotation of the gear 33 drives the rotating rod three 39 to rotate, and the rotating rod three 39 drives the gear 33 on the right side to rotate, and the gear 33 drives the meshing slide bar 32 to move up and down, and the slide bar 32 drives the tank body 1 to move up and down, thereby improving the working efficiency of mixing materials.

[0025] The working principle of the utility model is as follows: by pouring the material into the feed port 28, the two motors 22 are started, the motor 22 drives the rotating rod 1 24 and the rotating rod 26, the rotating rod 1 24 drives the stirring blade 25 to stir the material, the heating plate inside the stirring blade 25 is started, the material is heated and stirred, the rotating rod 26 drives the scraping rod 27 to scrape the material adhering to the inner wall of the tank body 1, and discharges it from the discharge port 23, so as to scrape the material on the inner wall of the tank body 1 without waste, and by starting the hydraulic cylinder 38, the hydraulic cylinder 38 drives the cross bar 37, the cross bar 37 drives the moving rod 36, the moving rod 36 drives the rack 35 to move back and forth, the rack 35 drives the gear 33 to rotate, the rotation of the gear 33 drives the rotating rod 39 to rotate, the rotating rod 39 drives the gear 33 on the right side to rotate, the gear 33 drives the meshing slide bar 32 to move up and down, the slide bar 32 drives the tank body 1 to move up and down, thereby improving the working efficiency of stirring materials.

[0026] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A safe infrared preheating furnace, It is characterized in that include: Tank body (1); Base (4); A stirring device (2) is arranged on the tank body (1) and is used to stir the material and scrape off the material adhering to the inner wall of the tank body (1); A lifting device (3) is arranged on the base (4) and is used to drive the tank body (1) to rise and fall; The stirring device (2) comprises a second rotating rod (26), which is rotatably connected to the right side of the inner wall of the tank body (1) via a bearing, and the second rotating rod (26) movably penetrates the tank body (1) and extends to the right side, and a scraping rod (27) is fixedly connected to the left side of the second rotating rod (26).

2. A safe infrared preheating furnace according to claim 1, Features: The left side of the tank body (1) is fixedly connected to a support plate (21), the top of the support plate (21) is fixedly connected to a motor (22), the left side of the inner wall of the tank body (1) is rotatably connected to a rotating rod (24) via a bearing, and the rotating rod (24) movably penetrates the tank body (1) and extends to the left side, and its extended end is fixedly connected to the output end of the motor (22), the outer wall of the rotating rod (24) is fixedly connected to a stirring blade (25), the front of the tank body (1) is fixedly connected to a discharge port (23), and the top of the tank body (1) is fixedly connected to a feed port (28).

3. A safe infrared preheating furnace according to claim 1, Features: The lifting device (3) comprises a sleeve (31), the sleeve (31) is fixedly connected to the top of the base (4), the inner wall of the sleeve (31) is slidably connected to a slide rod (32), the top of the base (4) is fixedly connected to a fixed block (34), the left side of the fixed block (34) is rotatably connected to a rotating rod three (39) through a bearing, the right side of the rotating rod three (39) is fixedly connected to a gear (33), and the gear (33) and the slide rod (32) are meshed with each other.

4. A safe infrared preheating furnace according to claim 1, Features: A hydraulic cylinder (38) is fixedly connected to the top of the base (4), the hydraulic cylinder (38) is fixedly connected to the top of the base (4), a cross bar (37) is fixedly connected to the output end of the hydraulic cylinder (38), a moving rod (36) is fixedly connected to the back of the cross bar (37), and a rack (35) is fixedly connected to the back of the moving rod (36).

5. A safe infrared preheating furnace according to claim 4, Features: The rack (35) and the gear (33) are meshed with each other.

6. A safe infrared preheating furnace according to claim 1, Features: The lifting devices (3) comprise two groups in total.

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