Rotary kiln for smelting waste lead grids

Abstract

The utility model provides a waste lead grid smelting rotary kiln which comprises a power assembly, a rotary kiln body is arranged at the upper end of the power assembly, a feeding assembly is arranged on the front side of the rotary kiln body, a cleaning assembly is arranged at the rear end of the rotary kiln body, a frame body is arranged on the outer side of the rotary kiln body, and a smoke chamber shell is arranged at the front end of the rotary kiln body. A first hoisting piece is arranged on the front side of the upper end of the frame body, and a filtering box is arranged on the rear side of the upper end of the frame body. According to the rotary kiln cleaning device, through the arranged adjusting rod, the extension length of the adjusting rod is controlled according to the inner diameter of the rotary kiln body needing to be cleaned, after the appropriate length is achieved, the combined cleaning brush extends inwards from the front end and is inserted into the adjusting rod to be reinforced, and then the cleaning motor is started to drive the cylindrical block to rotate; and the four cleaning brushes start to conduct rolling cleaning along the inner wall of the rotary kiln body, metal powder attached to the inner wall is removed, and the cleaning work of the interior of the rotary kiln body is more time-saving, labor-saving, convenient and fast.

Description

Technical Field

[0001] The utility model relates to the technical field of lead recovery, in particular to a rotary kiln for smelting waste lead grids. Background Art

[0002] Rotary kiln is a kind of rotary kiln equipment. In many production industries such as building materials, metallurgy, chemical industry, environmental protection, etc., rotary equipment is widely used to perform mechanical, physical or chemical treatment on solid materials. This type of equipment is called rotary kiln. It belongs to the category of building materials equipment.

[0003] The patent with application number CN219589409U discloses a metallurgical rotary kiln for processing lead-zinc oxide ore, which solves the problem that most existing metallurgical rotary kilns for processing lead-zinc oxide ore have high ambient temperature during operation, and the rotary kiln is heavy, which requires the gears to operate at high load. The gear lubricating oil is very volatile in a high temperature environment, which affects the service life of the gear transmission and requires regular maintenance, thereby affecting the processing efficiency of the lead-zinc oxide ore. The service life of the gear transmission is extended, thereby ensuring the processing efficiency of the lead-zinc oxide ore.

[0004] Although the problem of gear service life has been solved, in actual use, the feeding of the rotary kiln is still carried out by scooping up the materials with a forklift and then transporting them into the kiln. The overall feeding process is relatively cumbersome. In addition, after the subsequent production is completed, a lot of heavy metal powder remains inside, which makes the cleaning work in the kiln inconvenient. Therefore, it is necessary to provide a rotary kiln for smelting scrap lead grids to solve the above problems. Utility Model Content

[0005] The utility model aims to solve the problems of complicated material loading in the existing rotary kiln and inconvenience in subsequent cleaning in the kiln.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a rotary kiln for smelting scrap lead grids, comprising a power assembly, a rotary kiln body is provided at the upper end of the power assembly, a feeding assembly is provided at the front side of the rotary kiln body, a cleaning assembly is provided at the rear end of the rotary kiln body, a frame is provided on the outer side of the rotary kiln body, a smoke chamber shell is provided at the front end of the rotary kiln body, a first hanging piece is provided at the front side of the upper end of the frame, a filter box is provided at the rear side of the upper end of the frame, and a second hanging piece is provided at the rear side of the filter box;

[0007] The cleaning assembly includes a lifting ring block, a sealing insert, a cylindrical block, an adjusting rod, a cleaning brush and a cleaning motor. The front side of the lifting ring block is provided with a sealing insert, the middle part of the front end of the sealing insert is provided with a cylindrical block, the four sides of the outer end of the cylindrical block are provided with adjusting rods, the front end of the adjusting rod is provided with a cleaning brush, and the middle part of the rear end of the lifting ring block is provided with a cleaning motor.

[0008] Preferably, the feeding assembly includes a movable base, a front end block, a material storage bin, a feeding motor, a feeding hopper, a feeding rotary rod and a sealing ring body, a front end block is provided in the middle of the upper end of the movable base, a material storage bin is provided on the front side of the outer end of the front end block, a feeding motor is provided in the middle of the front end of the material storage bin, a feeding hopper is provided at the upper end of the material storage bin, a feeding rotary rod is provided at the front end of the feeding motor, and a sealing ring body is provided on the rear side of the outer end of the front end block.

[0009] Preferably, the power assembly includes a mounting base, a reducer, a driver, a front supporting wheel, a rear supporting wheel and a gear ring. A reducer is provided in the middle of the upper end of the mounting base, a driver is provided on the right side of the reducer, a front supporting wheel is provided on the front side of the upper end of the mounting base, a rear supporting wheel is provided on the rear side of the upper end of the mounting base, and a gear ring is provided at the upper end of the driver.

[0010] Preferably, the rotary kiln body comprises a kiln barrel, a lining disc, a refractory brick lining and a wheel belt, the inner side of the kiln barrel is provided with a lining disc, the inner side of the lining disc is provided with a refractory brick lining, and the outer end of the kiln barrel is provided with a wheel belt.

[0011] Preferably, the smoke chamber shell is installed in a sealed sleeve connection with the rotary kiln body and the feeding assembly, a flue is opened on the rear side of the upper end of the smoke chamber shell, and the hanging component is composed of a rotating motor, a longitudinal rolling rod and a support block.

[0012] Preferably, the interior of the filter box is filled with three layers of filter fillers from the outside to the inside, the filter box is connected to the smoke chamber shell by a pipeline, and the second hoisting component is composed of a winding motor, a horizontal winding rod and a slider.

[0013] Preferably, the lifting ring block and the sealing insert are connected through the main shaft, threaded mounting holes are provided on the four sides of the outer end of the cylindrical block, four adjusting rods are symmetrically distributed, the cleaning brushes are symmetrically distributed, and the cleaning brushes are composed of four brush rods, and the driving end of the cleaning motor extends to the inner side of the main shaft at the front end of the lifting ring block.

[0014] Preferably, movable wheels are provided at the four corners of the lower end of the movable base, the storage bin and the feed hopper are interconnected, and the front end of the feed motor extends to the interior of the feed rotary rod, and they are clamped and reinforced with each other.

[0015] Preferably, the front supporting wheel and the rear supporting wheel are exactly the same in size, and the gear ring and the driver are meshingly connected to each other.

[0016] Preferably, there are ten symmetrically distributed liner discs and two symmetrically distributed wheel belts.

[0017] The beneficial effects of the utility model are:

[0018] (1) The utility model controls the extension length of the adjusting rod according to the inner diameter of the rotary kiln body to be cleaned by setting an adjusting rod. When the appropriate length is reached, the assembled cleaning brush is extended inward from the front end and inserted into the adjusting rod for reinforcement. Then, the cleaning motor is turned on to drive the cylindrical block to start rotating, so that the four cleaning brushes start to roll and clean along the inner wall of the rotary kiln body, and the metal powder adhering to the inner wall is cleaned, making the cleaning work inside the rotary kiln body more time-saving, labor-saving and convenient.

[0019] (2) The utility model sets a feed hopper which is placed under the lower hopper of the crushing equipment, directly injects the crushed waste lead grid fragments, and drops them into the storage bin below for storage. The feed motor starts to work, driving the feed rotary rod to start rotating, pushing the waste lead grid fragments forward, injecting them into the rotary kiln body, and starting the furnace operation. The entire work process does not require manual participation, making the feeding work faster and more efficient.

[0020] In summary, the utility model has the advantages of saving time and effort in the loading work in the rotary kiln, and facilitating the subsequent cleaning work in the kiln. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the right side planar structure of the utility model;

[0022] Figure 2 This is a schematic diagram of the cross-sectional structure of the feed assembly of the utility model;

[0023] Figure 3 This is a schematic diagram of the top plan structure of the cleaning component of the utility model;

[0024] Figure 4 This is a schematic diagram of the cross-sectional structure of the rotary kiln body of the utility model;

[0025] Figure 5 It is a schematic diagram of the cross-sectional structure of the frame of the utility model from top view.

[0026] In the figure: 1. power assembly; 2. rotary kiln body; 3. feeding assembly; 4. cleaning assembly; 5. frame; 6. smoke chamber shell; 7. lifting component one; 8. filter box; 9. lifting component two; 101. mounting base; 102. reducer; 103. driver; 104. front supporting wheel; 105. rear supporting wheel; 106. gear ring; 201. kiln barrel; 202. lining plate; 203. refractory brick lining; 204. wheel belt; 301. mobile base; 302. front end block; 303. storage bin; 304. feeding motor; 305. feeding hopper; 306. feeding rotary rod; 307. sealing ring body; 401. lifting ring block; 402. sealing insert; 403. cylindrical block; 404. adjusting rod; 405. cleaning brush; 406. cleaning motor. DETAILED DESCRIPTION

[0027] 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 of 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.

[0028] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0029] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0030] Embodiment 1

[0031] like Figure 1-5 As shown, this embodiment provides a rotary kiln for smelting scrap lead grids, including a power assembly 1, a rotary kiln body 2 is clamped and installed on the upper end of the power assembly 1, a feeding assembly 3 is spliced ​​and installed on the front side of the rotary kiln body 2, a cleaning assembly 4 is spliced ​​and installed on the rear end of the rotary kiln body 2, a frame 5 is bolted on the outer side of the rotary kiln body 2, a smoke chamber shell 6 is bolted on the front end of the rotary kiln body 2, the smoke chamber shell 6 is sealed and sleeved with the rotary kiln body 2 and the feeding assembly 3, and a flue is opened on the rear side of the upper end of the smoke chamber shell 6, a hanging part 7 is slidably installed on the front side of the upper end of the frame 5, and the hanging part 7 is composed of a rotating motor, a longitudinal rolling rod and a supporting block, a filter box 8 is screwed on the rear side of the upper end of the frame 5, and the interior of the filter box 8 is filled with three layers of filter fillers from the outside to the inside, and the filter box 8 is connected with the smoke chamber shell 6 by a pipeline, and a hanging part 9 is slidably installed on the rear side of the filter box 8, and the hanging part 9 is composed of a winding motor, a horizontal rolling rod and a slider;

[0032] The cleaning component 4 includes a lifting ring block 401, a sealing insert 402, a cylindrical block 403, an adjusting rod 404, a cleaning brush 405 and a cleaning motor 406. The sealing insert 402 is embedded in the front side of the lifting ring block 401, and the lifting ring block 401 and the sealing insert 402 are connected through the main shaft. The cylindrical block 403 is threadedly installed in the middle of the front end of the sealing insert 402, and threaded mounting holes are provided on the four sides of the outer end of the cylindrical block 403. The adjusting rods 404 are threadedly installed on the four sides of the outer end of the cylindrical block 403. There are four symmetrically distributed adjusting rods 404. The front end of the adjusting rod 404 is threadedly installed with a cleaning brush 405. The cleaning brushes 405 are symmetrically distributed, and the cleaning brush 405 is composed of four brush rods. The cleaning motor 406 is screwed on the middle of the rear end of the lifting ring block 401, and the driving end of the cleaning motor 406 extends to the front of the lifting ring block 401. The inner side of the end main shaft; the feeding assembly 3 includes a movable base 301, a front end block 302, a storage bin 303, a feeding motor 304, a feeding hopper 305, a feeding rotary rod 306 and a sealing ring body 307, the four corners of the lower end of the movable base 301 are sleeved with moving wheels, the middle bolt of the upper end of the movable base 301 is installed with the front end block 302, the front side bolt of the outer end of the front end block 302 is reinforced with the storage bin 303, the middle screw of the front end of the storage bin 303 is installed with the feeding motor 304, and the front end of the feeding motor 304 extends to the inside of the feeding rotary rod 306, and they are clamped and reinforced with each other, the upper end of the storage bin 303 is threadedly installed with the feeding hopper 305, the storage bin 303 and the feeding hopper 305 are connected to each other, the front end of the feeding motor 304 is sleeved with the feeding rotary rod 306, and the rear side of the outer end of the front end block 302 is welded and installed with a sealing ring body 307.

[0033] The adjusting rod 404 is provided to control the extension length of the adjusting rod 404 according to the inner diameter of the rotary kiln body 2 to be cleaned. When the appropriate length is reached, the assembled cleaning brush 405 is extended inward from the front end and inserted into the adjusting rod 404 for reinforcement. Then, the cleaning motor 406 is turned on to drive the cylindrical block 403 to start rotating, so that the four cleaning brushes 405 start to roll and clean along the inner wall of the rotary kiln body 2 to clean the metal powder adhering to the inner wall, making the cleaning work inside the rotary kiln body 2 more convenient and faster.

[0034] By setting the feed hopper 305 under the lower hopper of the crushing equipment, the crushed waste lead grid fragments are directly injected and fall into the storage bin 303 below for storage. The feed motor 304 starts to work, driving the feed rotary rod 306 to start rotating, pushing the waste lead grid fragments forward, and injecting them into the rotary kiln body 2 to start the furnace operation. The entire work process does not require manual participation, making the feeding work more convenient.

[0035] like Figure 1 and Figure 4As shown, the power assembly 1 includes a mounting base 101, a reducer 102, a driver 103, a front supporting wheel 104, a rear supporting wheel 105 and a gear ring 106. The reducer 102 is installed on the middle screw of the upper end of the mounting base 101, the driver 103 is installed on the right screw of the reducer 102, the front supporting wheel 104 is reinforced with the front side bolts of the upper end of the mounting base 101, and the rear supporting wheel 105 is reinforced with the rear side bolts of the upper end of the mounting base 101, and the size between the front supporting wheel 104 and the rear supporting wheel 105 is perfect. The rotary kiln body 2 comprises a kiln barrel 201, a liner 202, a refractory brick lining 203 and a wheel belt 204. The inner side of the kiln barrel 201 is embedded with a liner 202, and there are ten liner 202s symmetrically distributed. The inner side of the liner 202 is paved with a refractory brick lining 203. The outer end of the kiln barrel 201 is sleeved with a wheel belt 204, and there are two symmetrically distributed wheel belts 204.

[0036] The kiln drum 201 is driven to rotate by the meshing transmission of the driver 103 and the gear ring 106, so that the material inside starts to melt and the lead is recovered. The rear supporting wheels 105 of the front supporting wheels 104 on the front and rear sides can maintain the stability of the rotation of the kiln drum 201. When the speed of the kiln drum 201 needs to be adjusted, it is controlled by the reducer 102.

[0037] Through the design of the lining plate 202, when the refractory brick lining 203 expands due to high temperature, it can provide a buffer to ensure the safety of the kiln tube 201 structure.

[0038] Working steps

[0039] Step 1: The feed hopper 305 is placed below the lower hopper of the crushing equipment, and the crushed waste lead grid fragments are directly injected and dropped into the storage bin 303 below for storage. The feed motor 304 starts to work, driving the feed rotary rod 306 to start rotating, pushing the waste lead grid fragments forward, and injecting them into the rotary kiln body 2 to start the furnace operation. The entire work process does not require manual participation, making the feeding work more convenient.

[0040] Step 2: By setting the adjusting rod 404, the extension length of the adjusting rod 404 is controlled according to the inner diameter of the rotary kiln body 2 to be cleaned. After reaching the appropriate length, the assembled cleaning brush 405 is extended inward from the front end and inserted into the adjusting rod 404 for reinforcement. Then, the cleaning motor 406 is turned on to drive the cylindrical block 403 to start rotating, and the four cleaning brushes 405 start to roll and clean along the inner wall of the rotary kiln body 2 to clean the metal powder adhering to the inner wall, making the cleaning work inside the rotary kiln body 2 more convenient and faster.

[0041] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A rotary kiln for smelting scrap lead grids, characterized in that: It comprises a power assembly, a rotary kiln body is provided at the upper end of the power assembly, a feeding assembly is provided at the front side of the rotary kiln body, a cleaning assembly is provided at the rear end of the rotary kiln body, a frame is provided at the outer side of the rotary kiln body, a smoke chamber shell is provided at the front end of the rotary kiln body, a first hanging piece is provided at the front side of the upper end of the frame, a filter box is provided at the rear side of the upper end of the frame, and a second hanging piece is provided at the rear side of the filter box; The cleaning assembly includes a lifting ring block, a sealing insert, a cylindrical block, an adjusting rod, a cleaning brush and a cleaning motor. The front side of the lifting ring block is provided with a sealing insert, the middle part of the front end of the sealing insert is provided with a cylindrical block, the four sides of the outer end of the cylindrical block are provided with adjusting rods, the front end of the adjusting rod is provided with a cleaning brush, and the middle part of the rear end of the lifting ring block is provided with a cleaning motor.

2. A rotary kiln for smelting scrap lead grid according to claim 1, characterized in that: The feeding assembly includes a movable base, a front end block, a material storage bin, a feeding motor, a feeding hopper, a feeding rotary rod and a sealing ring body. The middle part of the upper end of the movable base is provided with a front end block, the front side of the outer end of the front end block is provided with a material storage bin, the middle part of the front end of the material storage bin is provided with a feeding motor, the upper end of the material storage bin is provided with a feeding hopper, the front end of the feeding motor is provided with a feeding rotary rod, and the rear side of the outer end of the front end block is provided with a sealing ring body.

3. The rotary kiln for smelting scrap lead grid according to claim 1, characterized in that: The power assembly includes a mounting base, a reducer, a driver, a front supporting wheel, a rear supporting wheel and a gear ring. A reducer is provided in the middle of the upper end of the mounting base, a driver is provided on the right side of the reducer, a front supporting wheel is provided on the front side of the upper end of the mounting base, a rear supporting wheel is provided on the rear side of the upper end of the mounting base, and a gear ring is provided at the upper end of the driver.

4. The rotary kiln for smelting scrap lead grid according to claim 1, characterized in that: The rotary kiln body comprises a kiln barrel, a lining disc, a refractory brick lining and a wheel belt. The inner side of the kiln barrel is provided with a lining disc, the inner side of the lining disc is provided with a refractory brick lining, and the outer end of the kiln barrel is provided with a wheel belt.

5. The rotary kiln for smelting scrap lead grid according to claim 1, characterized in that: The smoke chamber shell is installed in a sealed sleeve connection with the rotary kiln body and the feeding assembly. A flue is opened on the rear side of the upper end of the smoke chamber shell. The first hanging component is composed of a rotating motor, a longitudinal rolling rod and a supporting block.

6. A rotary kiln for smelting scrap lead grid according to claim 1, characterized in that: The interior of the filter box is filled with three layers of filter fillers from the outside to the inside, the filter box is connected to the smoke chamber shell by a pipeline, and the second hanging component is composed of a winding motor, a horizontal winding rod and a slider.

7. The rotary kiln for smelting scrap lead grid according to claim 1, characterized in that: The lifting ring block and the sealing insert are connected through the main shaft, threaded mounting holes are provided on the four sides of the outer end of the cylindrical block, four adjusting rods are symmetrically distributed, the cleaning brushes are symmetrically distributed, and the cleaning brushes are composed of four brush rods, and the driving end of the cleaning motor extends to the inner side of the main shaft at the front end of the lifting ring block.

8. The rotary kiln for smelting scrap lead grid according to claim 2, characterized in that: The four corners of the lower end of the movable base are provided with movable wheels, the material storage bin and the feeding hopper are connected to each other, and the front end of the feeding motor extends to the inside of the feeding rotary rod, and they are clamped and reinforced with each other.

9. A rotary kiln for smelting scrap lead grid according to claim 3, characterized in that: The front supporting wheel and the rear supporting wheel are completely the same in size, and the gear ring and the driver are meshedly connected with each other.

10. The rotary kiln for smelting scrap lead grid according to claim 4, characterized in that: There are ten lining discs symmetrically distributed, and two wheel belts symmetrically distributed.

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