Steel furnace with ash removal mechanism

Abstract

The utility model discloses a steelmaking furnace with a deashing mechanism, which comprises four supporting legs, a motor mounted at the bottom and a collecting box mounted at the bottom, the tops of the four supporting legs are fixedly connected with a first fixing plate, the top of the first fixing plate is symmetrically fixed with connecting frames, and the connecting frames are fixedly connected with the collecting box. A first telescopic rod and a second telescopic rod are driven by a motor to rotate, scraping plates on the two sides scrape off dust in a furnace box, and the problems that in the using process of an existing steel-making furnace, a large amount of electric furnace dust is likely to be generated, and due to the fact that the steel-making furnace adopts a sealing design, the internal electric furnace dust is inconvenient to clean; according to the electric furnace dust cleaning and collecting device, the problems that in the electric furnace dust cleaning and collecting process, dust is prone to scattering and inconvenient to collect due to blowing are solved by connecting a second connecting pipe on the top through second fixing plates on the two sides and sealing the top of a collecting box.

Description

Technical Field

[0001] The utility model relates to the technical field of steelmaking furnace dust removal, and particularly relates to a steelmaking furnace with a dust cleaning mechanism. Background Art

[0002] Steelmaking furnace slag refers to the general term for the products formed by the oxides generated by the oxidation of impurities in the metal charge during the steelmaking process and then undergoing physical and chemical reactions with the slag-forming agent and the furnace lining. The slag remover is a device for removing furnace materials, and it mainly consists of a slag hopper, a bottom cover, longitudinal beams, a weight hammer frame, counterweight hammers, a main shaft and bearings, a buffer brake, a water sprayer, an overflow device, a limiter, etc. The formation of electric furnace dust has multiple causes, fine particle size, high dust concentration, large flue gas volume, high temperature, continuous emission, fine and sticky dust, and the flue gas contains gas.

[0003] Currently, the Chinese patent with the publication number CN219956155U discloses a dust removal device for a steelmaking furnace. In this utility model, the output shaft of the motor drives the second gear to start rotating, and when rotating, it will drive the first gear meshed with it to rotate together. The inner wall of the first gear is connected with a connecting block, and the scraping bar below the connecting block drives the scraping bar to clean the inner wall of the ash hopper box when the first gear rotates. The cleaned dust will fall out automatically under the ash hopper box, which is more convenient and faster.

[0004] During the use of the existing steelmaking furnace, a large amount of electric furnace dust is easily generated. Since the steelmaking furnace adopts a sealed design, it is not convenient to clean the internal electric furnace dust. If not cleaned for a long time, it will easily affect the use of the steelmaking furnace. Moreover, during the cleaning and collection of electric furnace dust, due to blowing, the dust is easily scattered and not convenient to collect. Summary of the Utility Model

[0005] The technical problems to be solved by the present utility model are as follows: During the use of the existing steelmaking furnace, a large amount of electric furnace dust is easily generated. Since the steelmaking furnace adopts a sealed design, it is not convenient to clean the internal electric furnace dust. If not cleaned for a long time, it will easily affect the use of the steelmaking furnace. Moreover, during the cleaning and collection of electric furnace dust, due to blowing, the dust is easily scattered and not convenient to collect.

[0006] The purpose of the present utility model can be achieved by the following technical solutions:

[0007] A steelmaking furnace with a dust cleaning mechanism, comprising support legs, a motor installed at the bottom, and a collection box installed at the bottom. There are four support legs, and the tops of the four support legs are fixedly connected to a first fixing plate. Symmetrically fixed on the top of the first fixing plate are connecting frames. There are four connecting frames, and the tops of the four connecting frames are fixedly connected to a second fixing plate. A furnace box is fixedly connected in the middle of the first fixing plate and the second fixing plate. Symmetrically opened at the top of the furnace box are feeding ports. There are two feeding ports. Rotatably connected in the middle of the furnace box is a rotating rod. Symmetrically opened on both sides of the furnace box are first sliding grooves. Slidably connected inside the first sliding grooves are scraping plates. Fixedly connected to the bottom of the furnace box is a mounting plate. The motor is fixedly installed on one side of the mounting plate. Fixedly connected to the inner bottom surface of the furnace box is a protective cover. The top of the protective cover is connected through to the rotating rod.

[0008] As a further scheme of the utility model: symmetrically fixed on both sides of the rotating rod are first telescopic rods. There are four first telescopic rods, and the ends of the four first telescopic rods away from the rotating rod are fixedly connected to the scraping plates. Symmetrically fixed on both sides of the rotating rod are second telescopic rods. There are two second telescopic rods, and the ends of the two second telescopic rods away from the rotating rod are fixedly connected to the scraping plates.

[0009] As a further scheme of the utility model: opened inside the two second telescopic rods are second sliding grooves. There are two second sliding grooves. Symmetrically opened on both sides of the rotating rod are third sliding grooves. There are two third sliding grooves. The two third sliding grooves are connected through to the second sliding grooves. Opened inside the rotating rod is a fourth sliding groove. Slidably connected inside the fourth sliding groove is a connecting rod. The fourth sliding groove is connected through to the third sliding groove. Slidably connected inside the second sliding groove is a connecting rope. There are two connecting ropes. One ends of the two connecting ropes are fixedly connected to the connecting rod. The ends of the two connecting ropes away from the connecting rod are fixedly connected to the scraping plates. The bottom of the rotating rod is fixedly connected to the output end of the motor.

[0010] As a further scheme of the utility model: symmetrically fixed on the top of the furnace box are fixing blocks. There are two fixing blocks. Opened in the middle of the two fixing blocks are fifth sliding grooves. There are two fifth sliding grooves. Slidably connected inside the two fifth sliding grooves is a sliding plate. The bottom of the sliding plate is fixedly connected to the connecting rod. Penetratingly connected in the middle of the two fixing blocks are limiting rods. There are two limiting rods.

[0011] As a further scheme of the utility model: symmetrically opened at the bottom of the furnace box are discharge ports. There are two discharge ports. One sides of the two discharge ports are connected through to the bottoms of the first sliding grooves. Fixedly connected to the bottom of the furnace box is a connecting box. Symmetrically fixed inside the connecting box are guide plates. There are two guide plates. Symmetrically opened on both sides of the connecting box are sixth sliding grooves. There are two sixth sliding grooves. Slidably connected inside the two sixth sliding grooves is a partition plate. Symmetrically fixed on the outside of the partition plate are limiting blocks. There are two limiting blocks.

[0012] As a further solution of the present utility model: a material guiding port is opened at the bottom of the connection box, a first connecting pipe is fixedly connected to the bottom of the connection box, the top of the first connecting pipe is connected to the material guiding port in a penetrating manner, and the bottom of the first connecting pipe is connected to a second connecting pipe in a penetrating manner.

[0013] As a further solution of the present utility model: a sliding rod is connected to the top of the collection box in a penetrating manner, there are two sliding rods, fourth fixing plates are symmetrically fixed on the outer sides of the two sliding rods, there are two fourth fixing plates, springs are symmetrically fixed between the bottoms of the two fourth fixing plates, there are two springs, one ends of the two springs away from the fourth fixing plates are fixedly connected to the collection box, and third fixing plates are symmetrically fixed at the ends of the two sliding rods away from the sliding rod, there are two third fixing plates, and the outer side of the second connecting pipe is attached between the two third fixing plates.

[0014] Advantages of the present utility model:

[0015] 1. In this utility model, two side scraping plates are provided. The first telescopic rod and the second telescopic rod are driven to rotate by a motor, and the two side scraping plates scrape the dust inside the furnace box, solving the problem that in the existing steelmaking furnace during use, a large amount of electric furnace dust is easily generated. Since the steelmaking furnace adopts a sealed design, it is not convenient to clean the internal electric furnace dust, and if not cleaned for a long time, it will easily affect the use of the steelmaking furnace.

[0016] 2. In this utility model, a collection box is provided. The second connecting pipe at the top is connected by the two second fixing plates on both sides to seal the top of the collection box, solving the problem that during the cleaning and collection of electric furnace dust, due to blowing, the dust is easily scattered and not convenient to collect. Brief description of the drawings

[0017] The following further describes the present utility model with reference to the drawings.

[0018] Figure 1 It is a front view sectional structure schematic diagram of the present utility model;

[0019] Figure 2 It is a front view sectional structure movement schematic diagram of the present utility model;

[0020] Figure 3 It is a middle sectional structure schematic diagram of the present utility model;

[0021] Figure 4 It is a first fixing plate structure schematic diagram of the present utility model;

[0022] Figure 5 It is a connecting rope structure schematic diagram of the present utility model;

[0023] Figure 6 It is a top view schematic diagram of the collection box of the present utility model.

[0024] In the figure: 1. Supporting leg; 101. First fixing plate; 102. Connecting frame; 103. Second fixing plate; 104. Furnace box; 105. Feeding port; 106. Rotating rod; 107. First sliding groove; 108. Scraper; 109. First telescopic rod; 110. Second telescopic rod; 111. Second sliding groove; 112. Connecting rope; 113. Third sliding groove; 114. Fourth sliding groove; 115. Fixed block; 116. Fifth sliding groove; 117. Sliding plate; 118. Limiting rod; 119. Connecting rod; 120. Protective cover; 121. Discharge port; 122. Connecting box; 123. Sixth sliding groove; 124. Partition board; 125. Limiting block; 126. Mounting plate; 127. Material guiding port; 128. First connecting pipe; 129. Second connecting pipe; 130. Sliding rod; 131. Fourth fixing plate; 132. Spring; 133. Third fixing plate; 134. Deflector; 2. Motor; 3. Collection box. Specific embodiments

[0025] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0026] As Figures 1-5 shown, a steelmaking furnace with a dust cleaning mechanism includes a supporting leg 1, a motor 2 installed at the bottom, and a collection box 3 installed at the bottom. There are four supporting legs 1. The tops of the four supporting legs 1 are fixedly connected with a first fixing plate 101. Symmetrically fixed on the top of the first fixing plate 101 are connecting frames 102. There are four connecting frames 102. The tops of the four connecting frames 102 are fixedly connected with a second fixing plate 103. A furnace box 104 is fixedly connected in the middle of the first fixing plate 101 and the second fixing plate 103. Symmetrically opened at the top of the furnace box 104 are feeding ports 105. There are two feeding ports 105. A rotating rod 106 is rotatably connected in the middle of the furnace box 104. Symmetrically opened on both sides of the furnace box 104 are first sliding grooves 107. A scraper 108 is slidably connected inside the first sliding grooves 107. A mounting plate 126 is fixedly connected to the bottom surface of the furnace box 104. The motor 2 is fixedly installed on one side of the mounting plate 126. A protective cover 120 is fixedly connected to the inner bottom surface of the furnace box 104. The top of the protective cover 120 is connected through the rotating rod 106.

[0027] On both sides of the rotating rod 106, four first telescopic rods 109 are symmetrically fixed. The four first telescopic rods 109 are fixedly connected to the scraping plate 108 at the ends far from the rotating rod 106. On both sides of the rotating rod 106, two second telescopic rods 110 are symmetrically fixed. The two second telescopic rods 110 are fixedly connected to the scraping plate 108 at the ends far from the rotating rod 106.

[0028] Two second sliding grooves 111 are formed inside the two second telescopic rods 110. There are two second sliding grooves 111. On both sides of the rotating rod 106, two third sliding grooves 113 are symmetrically formed. There are two third sliding grooves 113. The two third sliding grooves 113 are connected to the second sliding grooves 111 in a penetrating manner. A fourth sliding groove 114 is formed inside the rotating rod 106. A connecting rod 119 is slidably connected inside the fourth sliding groove 114. The fourth sliding groove 114 is connected to the third sliding groove 113 in a penetrating manner. Two connecting ropes 112 are slidably connected inside the second sliding grooves 111. There are two connecting ropes 112. One ends of the two connecting ropes 112 are fixedly connected to the connecting rod 119. The other ends of the two connecting ropes 112 far from the connecting rod 119 are fixedly connected to the scraping plate 108. The bottom of the rotating rod 106 is fixedly connected to the output end of the motor 2.

[0029] On the top of the furnace box 104, two fixing blocks 115 are symmetrically fixed. There are two fixing blocks 115. In the middle of the two fixing blocks 115, two fifth sliding grooves 116 are formed. There are two fifth sliding grooves 116. A sliding plate 117 is slidably connected inside the two fifth sliding grooves 116. The bottom of the sliding plate 117 is fixedly connected to the connecting rod 119. In the middle of the two fixing blocks 115, two limiting rods 118 are connected in a penetrating manner. There are two limiting rods 118.

[0030] On the bottom of the furnace box 104, two discharge ports 121 are symmetrically formed. There are two discharge ports 121. One side of the two discharge ports 121 is connected to the bottom of the first sliding groove 107 in a penetrating manner. The bottom of the furnace box 104 is fixedly connected to a connecting box 122. Inside the connecting box 122, two flow guiding plates 134 are symmetrically fixed. There are two flow guiding plates 134. On both sides of the connecting box 122, two sixth sliding grooves 123 are symmetrically formed. There are two sixth sliding grooves 123. A partition plate 124 is slidably connected inside the two sixth sliding grooves 123. On the outside of the partition plate 124, two limiting blocks 125 are symmetrically fixed. There are two limiting blocks 125.

[0031] A material guiding port 127 is formed at the bottom of the connecting box 122. The bottom of the connecting box 122 is fixedly connected to a first connecting pipe 128. The top of the first connecting pipe 128 is connected to the material guiding port 127 in a penetrating manner. The bottom of the first connecting pipe 128 is connected to a second connecting pipe 129 in a penetrating manner.

[0032] The top of the collection box 3 is connected through with a sliding rod 130. There are two sliding rods 130. Symmetrically fixed on the outer sides of the two sliding rods 130 are fourth fixing plates 131. There are two fourth fixing plates 131. Symmetrically fixed between the bottoms of the two fourth fixing plates 131 are springs 132. There are two springs 132. One ends of the two springs 132 away from the fourth fixing plates 131 are fixedly connected to the collection box 3. Symmetrically fixed to the ends of the two sliding rods 130 away from the sliding rod 130 are third fixing plates 133. There are two third fixing plates 133. Between the two third fixing plates 133 is in contact with the outer side of the second connecting pipe 129. The third fixing plate 133 is set as a telescopic plate, which is convenient for moving through the two side sliding rods 130.

[0033] The working principle of the present utility model:

[0034] First, pull the top sliding plate 117. Drive the bottom connecting rod 119 to move through the sliding plate 117. Drive the two side connecting ropes 112 through the connecting rod 119. Drive the scraping plate 108 to move through the connecting ropes 112. Push in the limiting rod 118. Limit the sliding plate 117 through the limiting rod 118.

[0035] Secondly, pull out the two side partitions 124 of the connecting box 122. Place the collection box 3 at the bottom. Pull the two side fourth fixing plates 131. Drive the sliding rod 130 to move through the fourth fixing plate 131. Drive the third fixing plate 133 to move through the sliding rod 130. Reset the third fixing plate 133 through the bottom spring 132. Stabilize the position of the second connecting pipe 129 from both sides.

[0036] Finally, start the motor 2. Drive the top rotating rod 106 to rotate through the motor 2. Drive the two side second telescopic rods 110 and the second sliding grooves 111 to rotate through the rotating rod 106. Drive the scraping plate 108 to scrape the dust inside the furnace box 104 through the second telescopic rods 110 and the second sliding grooves 111. The dust concentrated inside the first sliding groove 107 is discharged through the bottom discharge port 121. The dust passes through the discharge port 121 and is discharged through the bottom guide port 127 of the connecting box 122. It is collected through the bottom collection box 3.

[0037] The above has described in detail an embodiment of the present utility model, but the content described is only the preferred embodiment of the present utility model and cannot be considered as used to limit the scope of implementation of the present utility model. All equal changes and improvements made according to the scope of application of the present utility model should still fall within the scope covered by the patent of the present utility model.

Claims

1. A steelmaking furnace with a ash cleaning mechanism, comprising a support leg (1), a motor (2) mounted at the bottom and a collection box (3) mounted at the bottom, characterized in that: The supporting legs (1) are provided with four, the tops of the four supporting legs (1) are fixedly connected with a first fixing plate (101), the tops of the first fixing plates (101) are symmetrically fixed with a connecting frame (102), the connecting frames (102) are provided with four, the tops of the four connecting frames (102) are fixedly connected with a second fixing plate (103), the middle parts of the first fixing plates (101) and the second fixing plates (103) are fixedly connected with a furnace box (104), the tops of the furnace box (104) are symmetrically provided with a material inlet (105), and the material inlet (105) is provided with a material inlet (106). 5) are provided with two, the middle part of the furnace box (104) is rotatably connected to a rotating rod (106), the two sides of the furnace box (104) are symmetrically provided with first sliding grooves (107), the interior of the first sliding grooves (107) is slidably connected to a scraper (108), the bottom of the furnace box (104) is fixedly connected to a mounting plate (126), the motor (2) is fixedly mounted on one side of the mounting plate (126), the inner bottom surface of the furnace box (104) is fixedly connected to a protective cover (120), and the top of the protective cover (120) is connected to the rotating rod (106).

2. A steelmaking furnace with a ash cleaning mechanism according to claim 1, characterized in that: First telescopic rods (109) are symmetrically fixed on both sides of the rotating rod (106), and four first telescopic rods (109) are provided. One end of the four first telescopic rods (109) away from the rotating rod (106) is fixedly connected to the scraper (108). Second telescopic rods (110) are symmetrically fixed on both sides of the rotating rod (106), and two second telescopic rods (110) are provided. One end of the two second telescopic rods (110) away from the rotating rod (106) is fixedly connected to the scraper (108).

3. A steelmaking furnace with a ash cleaning mechanism according to claim 2, characterized in that: The two second telescopic rods (110) are provided with second sliding grooves (111) in their interiors, and the second sliding grooves (111) are provided with two. The two sides of the rotating rod (106) are symmetrically provided with third sliding grooves (113), and the third sliding grooves (113) are provided with two. The two third sliding grooves (113) are connected to the second sliding grooves (111) through-connecting. The rotating rod (106) is provided with a fourth sliding groove (114), and the fourth sliding groove (114) is connected to the inside of the sliding groove (114). Rod (119), the fourth sliding groove (114) is connected to the third sliding groove (113), the second sliding groove (111) is internally slidably connected with a connecting rope (112), two connecting ropes (112) are provided, one end of the two connecting ropes (112) is fixedly connected to the connecting rod (119), and one end of the two connecting ropes (112) away from the connecting rod (119) is fixedly connected to the scraper (108), and the bottom of the rotating rod (106) is fixedly connected to the output end of the motor (2).

4. The steelmaking furnace with a dust cleaning mechanism according to claim 1, characterized in that: A fixed block (115) is symmetrically fixed on the top of the furnace box (104), and there are two fixed blocks (115). A fifth sliding groove (116) is opened in the middle of the two fixed blocks (115), and there are two fifth sliding grooves (116). The inside of the two fifth sliding grooves (116) is slidably connected with a sliding plate (117), and the bottom of the sliding plate (117) is fixedly connected to the connecting rod (119). A limiting rod (118) is connected through the middle of the two fixed blocks (115), and there are two limiting rods (118).

5. The steelmaking furnace with a dust cleaning mechanism according to claim 1, characterized in that: The bottom of the furnace box (104) is symmetrically opened at the discharge port (121), and there are two discharge ports (121). One side of the two discharge ports (121) is connected to the bottom of the first sliding groove (107). The bottom of the furnace box (104) is fixedly connected to a connecting box (122), and a guide plate (134) is symmetrically fixed inside the connecting box (122). There are two guide plates (134). Sixth sliding grooves (123) are symmetrically opened on both sides of the connecting box (122), and there are two sixth sliding grooves (123). The insides of the two sixth sliding grooves (123) are slidably connected with partitions (124), and the outer sides of the partitions (124) are symmetrically fixed with limit blocks (125), and there are two limit blocks (125).

6. The steelmaking furnace with a dust cleaning mechanism according to claim 5, characterized in that: A material guide port (127) is provided at the bottom of the connection box (122), a first connection pipe (128) is fixedly connected to the bottom of the connection box (122), the top of the first connection pipe (128) is connected through the material guide port (127), and the bottom of the first connection pipe (128) is connected through the second connection pipe (129).

7. The steelmaking furnace with a dust cleaning mechanism according to claim 1, characterized in that: The top of the collecting box (3) is connected with a sliding rod (130), two of which are provided, and a fourth fixing plate (131) is symmetrically fixed on the outer sides of the two sliding rods (130), and two of which are provided, and a spring (132) is symmetrically fixed between the bottoms of the two fourth fixing plates (131), and two of which are provided, and one end of the two springs (132) away from the fourth fixing plate (131) is fixedly connected to the collecting box (3), and a third fixing plate (133) is symmetrically fixed on the end of the two sliding rods (130) away from the sliding rods (130), and two of which are provided, and the outer side of the second connecting pipe (129) is fitted between the two third fixing plates (133).

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