A rotary kiln for recovering lead-zinc tailings

Abstract

The utility model relates to the technical field of rotary kilns, and discloses a rotary kiln for recovering lead-zinc tailings, comprising a base, a support box fixedly installed on the top of the base, a cylinder arranged on the top of the support box, a mounting block arranged on the outer wall of the cylinder, a heater arranged on the inner wall of the mounting block, a heat dissipation port arranged on the top of the mounting block, and a spiral blade is designed so that a motor drives a gear one to rotate, so that the outer edge of the rotating gear one drives a gear two to rotate, so that the outer edge of the rotating gear two meshes with the outer edge of a gear three to rotate, and then the cylinder is rotated under the drive of the gear three, so that the cylinder drives the spiral blade whose outer wall is coated with a flame retardant coating to rotate, so that when the spiral blade rotates, the lead and zinc remaining in the inner cavity of the cylinder are moved to the mounting block in circles through the outer wall of the rotating spiral blade, so that the phenomenon of no lead and zinc remaining in the inner cavity of the cylinder is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of rotary kilns, in particular to a rotary kiln for recovering lead-zinc tailings. Background Art

[0002] The rotary kiln for lead-zinc tailings slag recovery is a kind of equipment used for recycling and processing lead-zinc smelting slag. It is mainly divided into three ways: material recovery, wet recovery and pyrometallurgical recovery. Among them, material recovery is to directly process the waste slag into bricks, plate profiles, cement and other building materials and microcrystalline glass materials, so as to realize the utilization of waste slag materials.

[0003] When the existing equipment is in use, the inner cavity of the rotary kiln is usually covered with refractory bricks, which causes lead and zinc residues in the inner cavity when the rotary kiln rotates. At the same time, the existing equipment also has the phenomenon of unclean lead and zinc transportation and residues when transmitting lead and zinc, which reduces the usability of the existing equipment. Summary of the invention

[0004] In view of the shortcomings of the prior art, the utility model provides a rotary kiln for recovering lead-zinc tailings, which has the advantages of recovering lead and zinc and solves the problems raised by the above-mentioned background technology.

[0005] The utility model provides the following technical solution: a rotary kiln for recovering lead-zinc tailings, comprising a base, a support box fixedly installed on the top of the base, a cylinder provided on the top of the support box, a mounting block provided on the outer wall of the cylinder, a heater provided on the inner wall of the mounting block, a heat dissipation port provided on the top of the mounting block, a rotating recovery component provided on the inner wall of the support box, a baffle provided on the bottom of the outer wall of the mounting block, and a placement plate fixedly installed on the inner wall of the baffle.

[0006] As a preferred technical solution of the utility model, a slide groove is provided on the outer wall of the placement plate, a plate is fixedly installed on the bottom of the placement plate, a sliding conveying assembly is provided on the bottom of the placement plate, a storage box is provided on the outer wall of the baffle, and a discharge port is provided at the bottom of the mounting block.

[0007] As a preferred technical solution of the utility model, the rotating recovery component includes a motor, the outer edge of the power output shaft of the motor is fixedly sleeved with gear 1, the inner wall of the support box is fixedly installed with a rotating shaft, and the outer wall of the rotating shaft is rotatably sleeved with gear 2.

[0008] As an optimal technical solution of the utility model, gear three is fixedly sleeved on the outer wall of the cylinder, a spiral blade is fixedly installed on the inner wall of the cylinder, the outer edge of gear two is respectively meshed with the outer edges of gear one and gear three, and the outer wall of the spiral blade is coated with flame retardant coating.

[0009] As a preferred technical solution of the utility model, the sliding conveying assembly includes a hydraulic telescopic rod, a sliding block is fixedly installed on the telescopic end of the hydraulic telescopic rod, and a conveying bar is fixedly installed on the top of the sliding block.

[0010] As a preferred technical solution of the utility model, a slot is provided on the outer wall of the conveying bar, the top of the outer wall of the slider fits with the inner wall of the slide groove, and the slider is slidably connected to the slide groove. There are several slots, and the several slots are respectively provided on both sides of the outer wall of the conveying bar.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] 1. The rotary kiln for recycling lead-zinc tailings slag, through the design of spiral blades, the motor drives gear one to rotate, the outer edge of the rotating gear one drives gear two to rotate, the outer edge of the rotating gear two meshes with the outer edge of gear three to rotate, and then the cylinder is rotated under the drive of gear three, so that the cylinder drives the spiral blades with flame-retardant coating on the outer wall to rotate, and when the spiral blades rotate, the lead and zinc remaining in the inner cavity of the cylinder will move to the mounting block through the outer wall of the rotating spiral blades in circles, so that the phenomenon of no lead and zinc residue in the inner cavity of the cylinder is achieved.

[0013] 2. The rotary kiln for lead-zinc tailings recovery, through the design of the conveying bar, when the lead and zinc fall to the top of the placement plate through the discharge port, the heat dissipation port on the top of the mounting block will perform heat dissipation treatment on the lead and zinc, so that the lead and zinc will be in a cooling state, and the slider, driven by the hydraulic telescopic rod, will make the top of the slider reciprocate along the inner wall direction of the slide slot, so that the slider will drive the conveying bar to slide on the top of the placement plate, and when the conveying bar slides, a plurality of notches on both sides of the outer wall of the conveying bar will drive the lead and zinc to slide in the direction of the storage box, thereby better improving the efficiency of lead and zinc recovery. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the cross-sectional structure of the utility model;

[0016] Figure 3 This is a schematic diagram of the cylinder structure of the utility model;

[0017] Figure 4 This is a schematic diagram of the structure of the rotating recovery component of the utility model;

[0018] Figure 5 This is a schematic diagram of the structure of the sliding conveying assembly of the utility model;

[0019] Figure 6 For this utility model Figure 4 Enlarged structural diagram at A in the middle.

[0020] In the figure: 1, base; 2, support box; 3, cylinder; 4, mounting block; 5, heater; 6, heat dissipation port; 7, rotating recovery component; 8, baffle; 9, placement plate; 10, chute; 11, plate; 12, sliding conveyor component; 13, storage box; 14, discharge port;

[0021] 701, motor; 702, gear 1; 703, rotating shaft; 704, gear 2; 705, gear 3; 706, spiral blade;

[0022] 121. Hydraulic telescopic rod; 122. Sliding block; 123. Conveying bar; 124. Notch. DETAILED DESCRIPTION

[0023] 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.

[0024] See also Figure 1-6 A rotary kiln for recovering lead-zinc tailings comprises a base 1, a support box 2 is fixedly mounted on the top of the base 1, a cylinder 3 is arranged on the top of the support box 2, a mounting block 4 is arranged on the outer wall of the cylinder 3, a heater 5 is arranged on the inner wall of the mounting block 4, a heat dissipation port 6 is arranged on the top of the mounting block 4, a rotating recovery component 7 is arranged on the inner wall of the support box 2, a baffle 8 is arranged on the bottom of the outer wall of the mounting block 4, and a placement plate 9 is fixedly mounted on the inner wall of the baffle 8;

[0025] In the above structure, by setting the rotating recovery component 7, when the cylinder 3 rotates, the lead and zinc in the inner cavity of the cylinder 3 will be recovered and transmitted through the rotating recovery component 7, thereby avoiding the phenomenon of lead and zinc staying and remaining in the inner cavity of the cylinder 3.

[0026] In a preferred embodiment, a slide groove 10 is provided on the outer wall of the placement plate 9, a plate 11 is fixedly installed on the bottom of the placement plate 9, a sliding conveying assembly 12 is provided on the bottom of the placement plate 9, a storage box 13 is provided on the outer wall of the baffle 8, and a discharge port 14 is provided on the bottom of the mounting block 4;

[0027] In the above structure, by setting the sliding conveying component 12, when the lead and zinc are conveyed to the top of the placement plate 9, the lead and zinc on the top of the placement plate 9 will be conveyed through the sliding conveying component 12, and the sliding conveying component 12 will convey the recovered lead and zinc to the inner cavity of the storage box 13, thereby better improving the equipment's lead and zinc recovery efficiency.

[0028] In a preferred embodiment, the rotating recovery component 7 includes a motor 701, a gear 1 702 is fixedly sleeved on the outer edge of the power output shaft of the motor 701, a rotating shaft 703 is fixedly installed on the inner wall of the support box 2, and a gear 2 704 is rotatably sleeved on the outer wall of the rotating shaft 703.

[0029] In a preferred embodiment, the outer wall of the cylinder 3 is fixedly sleeved with a gear 3 705, the inner wall of the cylinder 3 is fixedly installed with a spiral leaf 706, the outer edge of the gear 2 704 is meshed with the outer edges of the gear 1 702 and the gear 3 705, respectively, and the outer wall of the spiral leaf 706 is coated with a flame retardant coating;

[0030] In the above structure, by setting the spiral blade 706, the motor 701 will drive the gear 1 702 to rotate, and the outer edge of the rotating gear 1 702 will drive the gear 2 704 to rotate, so that the outer edge of the rotating gear 2 704 will mesh and rotate with the outer edge of the gear 3 705, and then the cylinder 3 will rotate under the drive of the gear 3 705, so that the cylinder 3 will drive the spiral blade 706 with the outer wall coated with flame retardant coating to rotate, so that when the spiral blade 706 rotates, the lead and zinc remaining in the inner cavity of the cylinder 3 will move toward the mounting block 4 in circles through the outer wall of the rotating spiral blade 706, thereby achieving the phenomenon that no lead and zinc residue will appear in the inner cavity of the cylinder 3.

[0031] In a preferred embodiment, the sliding conveying assembly 12 includes a hydraulic telescopic rod 121 , a sliding block 122 is fixedly mounted on the telescopic end of the hydraulic telescopic rod 121 , and a conveying bar 123 is fixedly mounted on the top of the sliding block 122 .

[0032] In a preferred embodiment, a notch 124 is provided on the outer wall of the conveying bar 123, the top of the outer wall of the slider 122 fits the inner wall of the slide 10, and the slider 122 is slidably connected with the slide 10, and the number of notches 124 is several, and the several notches 124 are respectively provided on both sides of the outer wall of the conveying bar 123;

[0033] In the above structure, by setting the conveying bar 123, when the lead and zinc fall to the top of the placement plate 9 through the discharge port 14, the heat dissipation port 6 on the top of the mounting block 4 will perform heat dissipation treatment on the lead and zinc, so that the lead and zinc will be in a cooling state, and the slider 122, driven by the hydraulic telescopic rod 121, will make the top of the slider 122 reciprocate along the inner wall direction of the slide groove 10, so that the slider 122 will drive the conveying bar 123 to slide on the top of the placement plate 9, and when the conveying bar 123 slides, the several notches 124 on both sides of the outer wall of the conveying bar 123 will drive the lead and zinc to slide in the direction of the storage box 13, thereby better improving the efficiency of lead and zinc recovery.

[0034] Working principle: when the device is in use, the motor 701 drives the gear 1 702 to rotate, and the outer edge of the rotating gear 1 702 drives the gear 2 704 to rotate, so that the outer edge of the rotating gear 2 704 meshes with the outer edge of the gear 3 705 and rotates, and then the cylinder 3 is driven by the gear 3 705 to rotate, so that the cylinder 3 drives the spiral leaf 706 with the outer wall coated with flame retardant paint to rotate, and when the spiral leaf 706 rotates, the lead and zinc remaining in the inner cavity of the cylinder 3 will move to the mounting block 4 in circles through the outer wall of the rotating spiral leaf 706, so that the lead and zinc will pass through the mounting block The discharge port 14 at the bottom of the mounting block 4 falls to the top of the placement plate 9, so that the heat dissipation port 6 at the top of the mounting block 4 can dissipate heat for the lead and zinc, so that the lead and zinc can be cooled. The slider 122 is driven by the hydraulic telescopic rod 121, so that the top of the slider 122 can reciprocate along the inner wall direction of the slide groove 10, so that the slider 122 can drive the conveying bar 123 to slide on the top of the placement plate 9, and when the conveying bar 123 slides, the plurality of notches 124 on both sides of the outer wall of the conveying bar 123 can drive the lead and zinc to slide toward the storage box 13, thereby better improving the efficiency of lead and zinc recovery.

[0035] Although the 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 kiln for recovering lead-zinc tailings, comprising a base (1), characterized in that: A support box (2) is fixedly mounted on the top of the base (1); a cylinder (3) is provided on the top of the support box (2); a mounting block (4) is provided on the outer wall of the cylinder (3); a heater (5) is provided on the inner wall of the mounting block (4); a heat dissipation port (6) is provided on the top of the mounting block (4); a rotating recovery assembly (7) is provided on the inner wall of the support box (2); a baffle (8) is provided on the bottom of the outer wall of the mounting block (4); and a placement plate (9) is fixedly mounted on the inner wall of the baffle (8).

2. A rotary kiln for recovering lead-zinc tailings according to claim 1, characterized in that: The outer wall of the placement plate (9) is provided with a slide groove (10), the bottom of the placement plate (9) is fixedly mounted with a plate (11), the bottom of the placement plate (9) is provided with a sliding conveying assembly (12), the outer wall of the baffle (8) is provided with a storage box (13), and the bottom of the mounting block (4) is provided with a discharge port (14).

3. A rotary kiln for recovering lead-zinc tailings according to claim 1, characterized in that: The rotating recovery assembly (7) comprises a motor (701), the outer edge of the power output shaft of the motor (701) is fixedly sleeved with a gear 1 (702), the inner wall of the support box (2) is fixedly mounted with a rotating shaft (703), and the outer wall of the rotating shaft (703) is rotatably sleeved with a gear 2 (704).

4. A rotary kiln for recovering lead-zinc tailings according to claim 3, characterized in that: The outer wall of the cylinder (3) is fixedly sleeved with a gear three (705), the inner wall of the cylinder (3) is fixedly mounted with a spiral blade (706), the outer edge of the gear two (704) is meshed with the outer edges of the gear one (702) and the gear three (705), respectively, and the outer wall of the spiral blade (706) is coated with a flame retardant coating.

5. A rotary kiln for recovering lead-zinc tailings according to claim 2, characterized in that: The sliding conveying assembly (12) comprises a hydraulic telescopic rod (121), a sliding block (122) is fixedly mounted on the telescopic end of the hydraulic telescopic rod (121), and a conveying bar (123) is fixedly mounted on the top of the sliding block (122).

6. A rotary kiln for recovering lead-zinc tailings according to claim 5, characterized in that: The outer wall of the conveying bar (123) is provided with a notch (124), the top of the outer wall of the sliding block (122) fits with the inner wall of the sliding groove (10), and the sliding block (122) and the sliding groove (10) are slidably connected, and there are a plurality of notches (124), and the plurality of notches (124) are respectively provided on both sides of the outer wall of the conveying bar (123).

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