Low-nitrogen combustor and low-nitrogen combustion furnace

Abstract

The utility model discloses a low-nitrogen burner and a low-nitrogen combustion furnace, and particularly relates to the technical field of combustion furnaces, the low-nitrogen burner comprises a base, the top surface of the base is fixedly provided with two support frames, the top surfaces of the two support frames are jointly provided with a furnace body, one side of the outer surface of the furnace body is fixedly provided with a burner, and the burner is fixedly provided with a gas inlet and a gas outlet. And a water storage tank is fixedly mounted on one side of the outer surface of the furnace body. According to the low-nitrogen combustor and the low-nitrogen combustion furnace, in actual work, the first motor drives the first threaded rod to rotate, the movable block can move along with rotation of the first threaded rod, when the movable block moves, the two connecting rods can drive the two sliding blocks to move in the opposite directions, and therefore the low-nitrogen combustor and the low-nitrogen combustion furnace are convenient to use. And when the two sliding blocks move, a fixing rod and a scraping ring can be driven to move, when the scraping ring moves, waste residues attached to the inner wall of the furnace body can be cleaned, and therefore the waste residues attached to the inner wall of the furnace body can be cleaned conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of combustion furnaces, in particular to a low-nitrogen burner and a low-nitrogen combustion furnace. Background Art

[0002] The combustion furnace and arc combustion furnace are also called carbon-sulfur combustion furnace, or arc furnace for short. It uses high-voltage and high-frequency oscillation circuits to form an instantaneous large current to ignite the sample, so that the sample burns rapidly under oxygen-rich conditions to produce a mixed gas. After chemical analysis procedures, the carbon and sulfur content in the sample can be quantitatively and quickly analyzed. It is the result of many years of hard work by my country's physical and chemical workers, and the burner is an indispensable component of the combustion furnace.

[0003] After searching, for example, the utility model with application number 202122215521.7 discloses a new type of heat storage type low-nitrogen combustion furnace, including a combustion furnace body, the inner wall of the combustion furnace body is fixedly connected with a heat insulation plate and a fuel placement layer from top to bottom in sequence, and the upper end surface of the fuel placement layer is penetrated by a groove, and slide grooves are provided on the left and right sides of the inner wall of the groove, and the inner wall of the groove is fixedly connected with a grid layer, and slide blocks are provided on the left and right sides under the grid layer. The waste slag after combustion will adhere to the inner wall of the combustion furnace, and the utility model is not convenient for cleaning the waste slag attached to the inner wall of the combustion furnace. Therefore, in order to solve the above defects, the inventor proposes a low-nitrogen burner and a low-nitrogen combustion furnace. Utility Model Content

[0004] The main purpose of the utility model is to provide a low-nitrogen burner and a low-nitrogen combustion furnace, which can effectively solve the problem of inconvenience in cleaning waste slag attached to the inner wall of the combustion furnace.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] A low-nitrogen burner and a low-nitrogen combustion furnace, comprising a base, two support frames are fixedly installed on the top surface of the base, and a furnace body is commonly arranged on the top surfaces of the two support frames, a burner is fixedly installed on one side of the outer surface of the furnace body, a water storage tank is fixedly installed on one side of the outer surface of the furnace body, a water pump is fixedly installed on one side of the water storage tank, a transmission pipe is fixedly installed on one side of the water pump, a filter box is fixedly installed on one side of the outer surface of the furnace body, and the transmission pipe is fixedly connected to the filter box, an air outlet pipe is fixedly installed on one side of the outer surface of the filter box, and an air inlet pipe is fixedly installed on the other side of the outer surface of the filter box, and the air inlet pipe is fixedly connected to the furnace body.

[0007] Preferably, two fixed plates are fixedly installed on the top surface of the base, a first threaded rod is movably installed on one side between the two fixed plates, and a sliding rod is fixedly installed on the other side between the two fixed plates, a moving block is movably connected to the outer surface of the first threaded rod, and the moving block is movably connected to the sliding rod, two connecting rods are movably installed on the top surface of the moving block, two slide rails are fixedly installed on the top surface of the base, the outer surfaces of the two slide rails are movably connected with sliding blocks, the two connecting rods are movably connected to the two sliding blocks respectively, a fixing rod is fixedly installed on one side of the two sliding blocks, a scraper ring is fixedly installed on the ends of the two fixing rods away from the sliding blocks, and a discharge pipe is fixedly installed on one side of the outer surface of the furnace body.

[0008] Preferably, a first motor is fixedly mounted on one side of the two fixing plates, and an output end of the first motor is fixedly connected to the first threaded rod.

[0009] Preferably, a nozzle is fixedly mounted on one end of the transmission tube, and two filter plates are movably connected inside the filter box.

[0010] Preferably, two second threaded rods are movably connected to one side of the outer surface of the filter box, and the two second threaded rods are movably connected to the two filter plates respectively.

[0011] Preferably, a rotating handle is fixedly mounted on one end of the two second threaded rods away from the filter plate.

[0012] Preferably, a second motor is fixedly mounted on one side of the outer surface of the discharge pipe, a spiral discharge rod is movably mounted inside the discharge pipe, the output end of the second motor is fixedly connected to the spiral discharge rod, and a discharge port is provided on one side of the outer surface of the discharge pipe.

[0013] Preferably, a valve is fixedly installed on one side of the discharge pipe.

[0014] Preferably, a combustion-supporting air motor is fixedly mounted on one side of the burner, an ignition assembly is fixedly mounted on one side of the outer surface of the burner, and a combustion-supporting air actuator is fixedly mounted on the other side of the outer surface of the burner.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] The utility model discloses a low-nitrogen burner and a low-nitrogen combustion furnace. By setting a base, in actual work, a first motor drives a first threaded rod to rotate, and a moving block can move with the rotation of the first threaded rod. When the moving block moves, two connecting rods can drive two sliders to move in opposite directions. When the two sliders move, a fixed rod and a scraper ring can be driven to move. When the scraper ring moves, waste slag attached to the inner wall of the furnace body can be cleaned, thereby facilitating the cleaning of the waste slag attached to the inner wall of the furnace body. 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 schematic diagram of the base structure of the utility model;

[0019] Figure 3 It is a cross-sectional schematic diagram of the filter box of the utility model;

[0020] Figure 4 This is a schematic diagram of the filter box structure of the utility model;

[0021] Figure 5 It is a schematic cross-sectional view of the discharge pipe of the utility model.

[0022] In the figure: 1. base; 2. support frame; 3. furnace body; 4. burner; 5. water tank; 6. water pump; 7. transmission pipe; 8. filter box; 9. exhaust pipe; 10. intake pipe; 101. fixed plate; 102. first threaded rod; 103. slide rod; 104. moving block; 105. slide rail; 106. slider; 107. connecting rod; 108. fixed rod; 109. scraper ring; 110. first motor; 801. nozzle; 802. filter plate; 803. second threaded rod; 301. discharge pipe; 302. valve; 303. second motor; 304. spiral discharge rod; 305. discharge port; 401. combustion-supporting wind motor; 402. ignition assembly; 403. combustion-supporting wind actuator. DETAILED DESCRIPTION

[0023] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0024] The utility model discloses a low nitrogen combustion furnace, such as Figure 1 As shown, it includes a base 1, two support frames 2 are fixedly installed on the top surface of the base 1, and a furnace body 3 is commonly arranged on the top surfaces of the two support frames 2. A burner 4 is fixedly installed on one side of the outer surface of the furnace body 3. The traditional burner 4 is added with induced draft fans, frequency converters and other equipment, and a control valve and multiple circuit integrations are used to allow clean energy and the burner 4 to operate, so as to provide more efficient heat energy for other equipment.

[0025] A water storage tank 5 is fixedly installed on one side of the outer surface of the furnace body 3 , a water pump 6 is fixedly installed on one side of the water storage tank 5 , the water pump 6 and the water storage tank 5 are connected by a pipeline, and a transmission pipe 7 is fixedly installed on one side of the water pump 6 .

[0026] A filter box 8 is fixedly mounted on one side of the outer surface of the furnace body 3 , and the transmission pipe 7 is fixedly connected to the filter box 8 , so that the water pump 6 can transmit the water in the water storage tank 5 to the filter box 8 .

[0027] An air outlet pipe 9 is fixedly mounted on one side of the outer surface of the filter box 8 , and an air inlet pipe 10 is fixedly mounted on the other side of the outer surface of the filter box 8 , and the air inlet pipe 10 is fixedly connected to the furnace body 3 .

[0028] like Figure 2 As shown, two fixed plates 101 are fixedly installed on the top surface of the base 1, a first threaded rod 102 is movably installed on one side between the two fixed plates 101, and a sliding rod 103 is fixedly installed on the other side between the two fixed plates 101, a moving block 104 is movably connected to the outer surface of the first threaded rod 102, and the moving block 104 is movably connected to the sliding rod 103, when the first threaded rod 102 rotates, it can drive the moving block 104 to move, and the sliding rod 103 can prevent the moving block 104 from rotating with the rotation of the first threaded rod 102.

[0029] Two connecting rods 107 are movably mounted on the top surface of the moving block 104 , and two slide rails 105 are fixedly mounted on the top surface of the base 1 . The outer surfaces of the two slide rails 105 are movably connected with sliders 106 , and the sliders 106 can move along the slide rails 105 .

[0030] The two connecting rods 107 are movably connected to the two sliding blocks 106 respectively. When the moving block 104 moves, the two connecting rods 107 can push the two sliding blocks 106 to move in opposite directions.

[0031] A fixing rod 108 is fixedly installed on one side of the two sliders 106, and a scraper ring 109 is fixedly installed on the end of the two fixing rods 108 away from the slider 106. When the slider 106 moves, the fixing rod 108 and the scraper ring 109 can be driven to move, and the scraper ring 109 contacts the inner wall of the furnace body 3, so as to clean the waste slag attached to the inner wall of the furnace body 3. A discharge pipe 301 is fixedly installed on one side of the outer surface of the furnace body 3, and a first motor 110 is fixedly installed on one side of the two fixed plates 101, and the output end of the first motor 110 is fixedly connected to the first threaded rod 102, and the first motor 110 can drive the first threaded rod 102 to rotate.

[0032] like Figure 3-Figure 4 As shown, a nozzle 801 is fixedly installed at one end of the transmission pipe 7, and two filter plates 802 are movably connected inside the filter box 8. The filter plates 802 can filter the exhaust gas. One side of the outer surface of the filter box 8 is movably connected to two second threaded rods 803. The two second threaded rods 803 are movably connected to the two filter plates 802 respectively. By rotating the second threaded rods 803, the filter plates 802 can be pushed to move.

[0033] like Figure 5 As shown, a second motor 303 is fixedly installed on one side of the outer surface of the discharge pipe 301, a spiral discharge rod 304 is movably installed inside the discharge pipe 301, and the output end of the second motor 303 is fixedly connected to the spiral discharge rod 304, and the second motor 303 can drive the spiral discharge rod 304 to rotate.

[0034] A discharge port 305 is provided on one side of the outer surface of the discharge pipe 301 . The spiral discharge rod 304 rotates to push the waste residue entering the discharge pipe 301 to the discharge port 305 and discharge it from the discharge port 305 . A valve 302 is fixedly installed on one side of the discharge pipe 301 .

[0035] The low nitrogen burner provided by the utility model comprises a combustion-supporting wind motor 401 fixedly mounted on one side of the burner 4, an ignition assembly 402 fixedly mounted on one side of the outer surface of the burner 4, and a combustion-supporting wind actuator 403 fixedly mounted on the other side of the outer surface of the burner 4.

[0036] The working principle of the utility model is as follows: the staff pours the material into the furnace body 3 to burn the material, and the exhaust gas during the combustion will enter the filter box 8 through the air inlet pipe 10. At this time, the water pump 6 is started, and the water pump 6 transmits the water in the water storage tank 5 to the nozzle 801 through the transmission pipe 7, and the nozzle 801 sprays it to the exhaust gas in the filter box 8, and the filter plate 802 can filter the exhaust gas, and the filtered exhaust gas will be discharged through the exhaust pipe 9, and then, the valve 302 is opened to start the first motor 110, and the first motor 110 drives the first thread The rod 102 rotates, and as the first threaded rod 102 rotates, the moving block 104 can be driven to move. As the moving block 104 moves, the two connecting rods 107 can push the two sliders 106 to move in opposite directions, thereby driving the fixed rod 108 and the scraper ring 109 to move. The two scraper rings 109 clean the waste slag attached to the inner wall of the furnace body 3, and the cleaned waste slag can fall into the discharge pipe 301. At this time, the second motor 303 is started to drive the spiral discharge rod 304 to rotate to discharge the waste slag through the discharge port 305.

[0037] The above shows and describes the basic principle and main features of the utility model and the 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 for explaining the principle of 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 claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A low nitrogen combustion furnace, comprising a base (1), characterized in that: Two support frames (2) are fixedly mounted on the top surface of the base (1), and a furnace body (3) is commonly provided on the top surfaces of the two support frames (2); a burner (4) is fixedly mounted on one side of the outer surface of the furnace body (3); a water storage tank (5) is fixedly mounted on one side of the outer surface of the furnace body (3); a water pump (6) is fixedly mounted on one side of the water storage tank (5); a transmission pipe (7) is fixedly mounted on one side of the water pump (6); a filter box (8) is fixedly mounted on one side of the outer surface of the furnace body (3), and the transmission pipe (7) is fixedly connected to the filter box (8); an air outlet pipe (9) is fixedly mounted on one side of the outer surface of the filter box (8), and an air inlet pipe (10) is fixedly mounted on the other side of the outer surface of the filter box (8), and the air inlet pipe (10) is fixedly connected to the furnace body (3).

2. A low nitrogen combustion furnace according to claim 1, characterized in that: Two fixing plates (101) are fixedly mounted on the top surface of the base (1); a first threaded rod (102) is movably mounted on one side between the two fixing plates (101); and a sliding rod (103) is fixedly mounted on the other side between the two fixing plates (101); a moving block (104) is movably connected to the outer surface of the first threaded rod (102); and the moving block (104) is movably connected to the sliding rod (103); two connecting rods (107) are movably mounted on the top surface of the moving block (104); Two slide rails (105) are fixedly mounted on the top surface of the seat (1), the outer surfaces of the two slide rails (105) are movably connected to sliders (106), the two connecting rods (107) are movably connected to the two sliders (106), a fixing rod (108) is fixedly mounted on one side of the two sliders (106), a scraper ring (109) is fixedly mounted on the ends of the two fixing rods (108) away from the sliders (106), and a discharge pipe (301) is fixedly mounted on one side of the outer surface of the furnace body (3).

3. A low nitrogen combustion furnace according to claim 2, characterized in that: A first motor (110) is fixedly mounted on one side of the two fixing plates (101), and an output end of the first motor (110) is fixedly connected to the first threaded rod (102).

4. A low nitrogen combustion furnace according to claim 1, characterized in that: A nozzle (801) is fixedly mounted on one end of the transmission tube (7), and two filter plates (802) are movably connected inside the filter box (8).

5. A low nitrogen combustion furnace according to claim 1, characterized in that: Two second threaded rods (803) are movably connected to one side of the outer surface of the filter box (8), and the two second threaded rods (803) are movably connected to the two filter plates (802) respectively.

6. A low nitrogen combustion furnace according to claim 5, characterized in that: A rotating handle is fixedly mounted on one end of the two second threaded rods (803) away from the filter plate (802).

7. A low nitrogen combustion furnace according to claim 2, characterized in that: A second motor (303) is fixedly mounted on one side of the outer surface of the discharge pipe (301), a spiral discharge rod (304) is movably mounted inside the discharge pipe (301), an output end of the second motor (303) is fixedly connected to the spiral discharge rod (304), and a discharge port (305) is provided on one side of the outer surface of the discharge pipe (301).

8. A low nitrogen combustion furnace according to claim 2, characterized in that: A valve (302) is fixedly mounted on one side of the discharge pipe (301).

9. A low nitrogen burner used in the low nitrogen combustion furnace according to any one of claims 1 to 8, characterized in that: A combustion-supporting air motor (401) is fixedly mounted on one side of the burner (4), an ignition assembly (402) is fixedly mounted on one side of the outer surface of the burner (4), and a combustion-supporting air actuator (403) is fixedly mounted on the other side of the outer surface of the burner (4).

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