Ore powder rotary dryer

Abstract

The utility model relates to the field of ore powder, discloses an ore powder rotary dryer, and solves the problem that the anti-blocking effect of a dust collecting bag of the existing ore powder rotary dryer is poor. Through the air blower, the stretching pipe, the air pipes and the air heads, the air blower is driven through an external button, the air blower inputs air into the air pipes through the stretching pipe, the two sets of air pipes are longitudinally distributed, and the multiple sets of air heads are distributed on the surfaces of the air pipes at equal intervals, so that air blowing is conducted on a cloth bag through the air heads, and dust attached to the surface of the cloth bag is removed; the filtering efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of ore powder, in particular to a rotary drum dryer for ore powder. Background Art

[0002] Ore powder rotary drum dryer is a commonly used industrial drying equipment, widely used in mining, metallurgy, chemical industry, building materials and other fields. It exposes the ore powder with high humidity to hot air through the rotation of the rotating drum to achieve the purpose of rapid drying.

[0003] During the current operation and use of ore powder, a large amount of fine particles and dust will be generated during the drying process of the ore powder. These particles and dust will be deposited on the bags in the dust collector, causing blockage on the bag surface, making it difficult to effectively clean the particles and dust on the bag surface, thereby reducing the dust removal efficiency of the dust collector. Utility Model Content

[0004] The utility model aims to provide a rotary dryer for ore powder. The device is adopted to work, thereby solving the problem that the anti-blocking effect of the dust removal bag of the existing rotary dryer for ore powder is poor.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an ore powder rotary dryer, comprising a machine body, a feed port provided at one end of the machine body, a gas furnace arranged at one end of the machine body, a connecting pipe connected to the other end of the machine body, a dust collector connected to one end of the connecting pipe, an air outlet pipe arranged at one end of the dust collector, and a bag arranged inside the dust collector, wherein the rear end of the machine body is provided with a blowing structure;

[0006] The blowing structure comprises a blower arranged at the rear end of the machine body, a stretching pipe arranged at the output end of the blower, an air duct connected to one end of the stretching pipe, and a wind head connected to the surface of the air duct.

[0007] Furthermore, an anti-blocking structure is arranged inside the machine body, and the anti-blocking structure includes a fixed plate arranged inside the dust collector, a cylinder arranged at one end of the fixed plate, and a rack arranged at an output end of the cylinder.

[0008] Furthermore, a side plate is arranged inside the dust collector, a slide groove is opened on the surface of the side plate, a slider slides inside the slide groove, and the slider is connected to the rack.

[0009] Furthermore, one end of the rack is meshed with a sector-shaped rack, a rotating shaft is provided in the middle of the sector-shaped rack, one end of the rotating shaft is movably connected to a connecting plate, and the connecting plate is connected to the inner wall of the dust collector.

[0010] Furthermore, a collar is provided at one end of the sector-shaped rack, and the collar is connected to the stretch tube.

[0011] Furthermore, a flapping structure is arranged inside the machine body, and the flapping structure includes a vertical rod arranged on one side of the ring, and a flapping board is arranged at one end of the vertical rod, and the flapping board is higher than the top end of the air duct.

[0012] Furthermore, a second vertical rod is provided on the other side of the collar, and the second vertical rod passes through one end of the sector-shaped rack.

[0013] Furthermore, a second clapper board is provided at one end of the second vertical rod, and the second clapper board is lower than the bottom end of the air duct.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0015] The utility model proposes a rotary dryer for ore powder. The anti-blocking effect of the dust removal bag of the existing rotary dryer for ore powder is poor. The utility model uses a blower, a stretch tube, an air duct and an air head. The blower is driven by an external button. The blower inputs wind into the air duct through the stretch tube. The air duct is longitudinally distributed with two groups. A plurality of groups of air heads are evenly spaced on the surface of the air duct. Thus, the air heads are used to blow air to the bags to clean the dust attached to the surface of the bags, thereby improving the filtering efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall front view structure of the utility model;

[0017] Figure 2 It is a three-dimensional structural schematic diagram of the blowing structure, anti-blocking structure and flapping structure of the utility model;

[0018] Figure 3 It is a three-dimensional structural schematic diagram of the anti-blocking structure of the utility model;

[0019] Figure 4 It is a three-dimensional structural schematic diagram of the flapping structure of the utility model.

[0020] In the figure: 1. machine body; 2. feed inlet; 3. gas furnace; 4. connecting pipe; 5. dust collector; 6. exhaust pipe; 7. blowing structure; 71. blower; 72. stretching pipe; 73. air duct; 74. wind head; 8. anti-blocking structure; 81. fixing plate; 82. cylinder; 83. rack; 84. slider; 85. side plate; 86. fan-shaped rack; 87. rotating shaft; 88. connecting plate; 89. collar; 9. beating structure; 91. vertical rod one; 92. clapper board one; 93. vertical rod two; 94. clapper board two; 10. cloth bag. DETAILED DESCRIPTION

[0021] 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.

[0022] In order to further understand the content of the utility model, the utility model is described in detail in conjunction with the accompanying drawings.

[0023] Combination Figure 1-Figure 3 A rotary dryer for ore powder includes a body 1, a feed port 2 opened at one end of the body 1, a gas furnace 3 arranged at one end of the body 1, a connecting pipe 4 connected to the other end of the body 1, a dust collector 5 connected to one end of the connecting pipe 4, an air outlet pipe 6 arranged at one end of the dust collector 5, and a bag 10 arranged inside the dust collector 5. A blowing structure 7 is arranged at the rear end of the body 1.

[0024] The utility model is further described below in conjunction with embodiments.

[0025] Embodiment 1:

[0026] See also Figure 1-Figure 3 The blowing structure 7 includes a blower 71 arranged at the rear end of the body 1, a stretching tube 72 arranged at the output end of the blower 71, an air duct 73 connected to one end of the stretching tube 72, and a wind head 74 connected to the surface of the air duct 73, which cleans the dust attached to the surface of the bag 10 and improves the filtering efficiency.

[0027] Specifically, the raw ore is fed into the drying equipment from the feeding belt, and the raw material is dried by the high temperature of the gas. The flue gas generated during the drying enters the flue gas dust removal equipment for purification and then discharged. The heat inside the gas furnace 3 dries the ore raw material input into the inner cavity of the machine body 1 through the feed port 2. The generated flue gas is input into the dust collector 5 through the connecting pipe 4, and then filtered through the three groups of bags 10 inside the dust collector 5, and finally discharged through the exhaust pipe 6. In addition, the bags 10 are used for a long time to avoid blockage. The blower 71 is driven by an external button, and the blower 71 inputs wind into the air duct 73 through the stretching tube 72. The air duct 73 is longitudinally distributed with two groups, and a plurality of groups of wind heads 74 are evenly spaced on the surface of the air duct 73, so that the wind heads 74 blow air to the bags 10 to clean the dust attached to the surface of the bags 10 and improve the filtering efficiency.

[0028] Embodiment 2:

[0029] See also Figure 4The body 1 is provided with an anti-blocking structure 8 inside, and the anti-blocking structure 8 includes a fixed plate 81 arranged inside the dust collector 5, a cylinder 82 arranged at one end of the fixed plate 81, and a rack 83 arranged at the output end of the cylinder 82. A side plate 85 is provided inside the dust collector 5, and a slide groove is provided on the surface of the side plate 85. A slider 84 slides inside the slide groove, and the slider 84 is connected to the rack 83. A fan-shaped rack 86 is meshed at one end of the rack 83, and a rotating shaft 87 is provided in the middle of the fan-shaped rack 86. A connecting plate 88 is movably connected to one end of the rotating shaft 87. The connecting plate 88 is connected to the inner wall of the dust collector 5, and a collar 89 is provided at one end of the fan-shaped rack 86. The collar 89 is connected to the stretching tube 72, thereby expanding the blowing range of the wind head 74.

[0030] A beating structure 9 is provided inside the body 1, and the beating structure 9 includes a vertical rod 91 arranged on one side of the ring 89, and a clapper 92 is provided at one end of the vertical rod 91, and the clapper 92 is higher than the top end of the air duct 73. A vertical rod 93 is provided on the other side of the ring 89, and the vertical rod 93 passes through one end of the fan-shaped rack 86. A clapper 94 is provided at one end of the vertical rod 93, and the clapper 94 is lower than the bottom end of the air duct 73, so that the dust adhered to the surface of the cloth bag 10 can be cleaned.

[0031] Specifically, the cylinder 82 at one end of the fixed plate 81 can be started by an external button, and the cylinder 82 drives the rack 83 at the output end to move back and forth, and the rack 83 drives the slider 84 to slide back and forth in the slide groove provided on the surface of the side plate 85, and the rack 83 is meshed with the fan-shaped rack 86, and the fan-shaped rack 86 is rotated to a swinging state through the rotating shaft 87, and the rotating shaft 87 is connected to the inner wall of the dust collector 5 through the movably connected connecting plate 88, and the fan-shaped rack 86 drives the stretching tube 72 connected by the collar 89 to swing left and right. Thereby, the stretching tube 72 drives the wind head 74 connected to the wind duct 73 to swing left and right, thereby expanding the blowing range of the wind head 74 and improving the cleaning effect on the cloth bag 10. When the ring 89 swings left and right, the ring 89 drives the clapper 92 connected to the vertical rod 1 91 to swing, and the ring 89 drives the clapper 94 connected to one end of the vertical rod 2 93 to swing. The clapper 92 and the clapper 94 beat the two ends of the cloth bag 10 to clean the dust adhered to the surface of the cloth bag 10 to avoid clogging.

[0032] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0033] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A rotary dryer for ore powder, comprising a body (1), a feed port (2) provided at one end of the body (1), a gas furnace (3) arranged at one end of the body (1), a connecting pipe (4) connected to the other end of the body (1), a dust collector (5) connected to one end of the connecting pipe (4), an air outlet pipe (6) arranged at one end of the dust collector (5), and a bag (10) arranged inside the dust collector (5), characterized in that: The rear end of the machine body (1) is provided with an air blowing structure (7); The air blowing structure (7) comprises a blower (71) arranged at the rear end of the machine body (1), a stretching tube (72) arranged at the output end of the blower (71), an air duct (73) connected to one end of the stretching tube (72), and a wind head (74) connected to the surface of the air duct (73).

2. The ore powder rotary dryer according to claim 1, characterized in that: An anti-blocking structure (8) is arranged inside the machine body (1), and the anti-blocking structure (8) comprises a fixed plate (81) arranged inside the dust collector (5), a cylinder (82) arranged at one end of the fixed plate (81), and a rack (83) arranged at the output end of the cylinder (82).

3. The ore powder rotary dryer according to claim 2, characterized in that: The dust collector (5) is provided with a side plate (85) inside, a sliding groove is provided on the surface of the side plate (85), a sliding block (84) slides inside the sliding groove, and the sliding block (84) is connected to the rack (83).

4. The ore powder rotary dryer according to claim 3, characterized in that: One end of the rack (83) is meshed with a sector rack (86), a rotating shaft (87) is arranged in the middle of the sector rack (86), one end of the rotating shaft (87) is movably connected with a connecting plate (88), and the connecting plate (88) is connected to the inner wall of the dust collector (5).

5. The ore powder rotary dryer according to claim 4, characterized in that: A collar (89) is provided at one end of the sector-shaped rack (86), and the collar (89) is connected to the stretch tube (72).

6. The ore powder rotary dryer according to claim 1, characterized in that: A flapping structure (9) is arranged inside the machine body (1), and the flapping structure (9) comprises a vertical rod (91) arranged on one side of the sleeve ring (89), and a flapping plate (92) is arranged at one end of the vertical rod (91), and the flapping plate (92) is higher than the top end of the air duct (73).

7. The ore powder rotary dryer according to claim 6, characterized in that: A second vertical rod (93) is provided on the other side of the collar (89), and the second vertical rod (93) passes through one end of the sector-shaped rack (86).

8. The ore powder rotary dryer according to claim 7, characterized in that: One end of the second vertical rod (93) is provided with a second clapper board (94), and the second clapper board (94) is lower than the bottom end position of the air duct (73).

Images