A scraper elevator

Abstract

The utility model discloses a scraper elevator, including a casing, a driving assembly and a scraper, wherein the driving assembly is arranged in the casing, the scraper is fixed to the driving assembly through a connecting ring, the driving assembly includes a reducer motor, a driving head wheel, a redirecting sprocket, a tail assembly and a conveying chain, the casing includes an upper horizontal frame, a lifting frame and a lower horizontal frame, the tail assembly includes a tail wheel and a traction assembly, the traction assembly includes a limit reinforcing plate, a limit stud and a mounting seat, and a groove for convenient installation of the tail wheel is provided on the lower horizontal frame. The utility model belongs to the technical field of elevators, and specifically, by setting a casing to cooperate with the driving assembly to pull the scraper, it is convenient to clean and transfer the materials at the bottom of the lower horizontal frame upwards, which can be used for material cleaning on the one hand and for material lifting and transportation on the other hand.

Description

Technical Field

[0001] The utility model belongs to the technical field of elevators, in particular to a scraper elevator. Background Art

[0002] A scraper is a continuous conveying device that conveys bulk materials in a closed rectangular cross-section housing by means of a moving scraper ring chain. The existing scraper includes a head, an intermediate section, a feed section and a tail. Sprockets are provided in the head and tail. The conveying scraper chain forms a ring around the head and tail sprockets. The scraper chain is conveyed along the material trough to the head discharge port and then discharged.

[0003] The high-angle belt conveyor has serious material spillage, resulting in a lot of waste. A large amount of material is accumulated under the belt and is not cleaned in time, causing belt wear and failure to work properly. Manual material cleaning is labor-intensive and poses a great safety hazard to equipment operation. Manual material cleaning cannot recover materials in time.

[0004] Therefore, the present application adopts a bucket scraper elevator to recover and clean the fallen materials during the transportation process of the high-angle belt conveyor. The overall structure of the device is simple, the cleaning area is large, the material feeding capacity is large, the environmental conditions can be improved, and the safety of operators can be ensured. Utility Model Content

[0005] The technical problems to be solved by the utility model are:

[0006] It is inconvenient to clean the existing conveyor when the material falls off. Manual cleaning is labor-intensive and poses a great personal safety hazard when the equipment is running. Manual cleaning cannot recover the materials in time.

[0007] In order to solve the above technical problems, the technical solution proposed by the utility model is: a scraper elevator, including a casing, a drive assembly and a scraper, the drive assembly is arranged in the casing, the scraper is fixed to the drive assembly through a connecting ring, the drive assembly includes a reducer motor, a driving head wheel, a redirecting sprocket, a tail assembly and a conveying chain, the casing as a whole is J-shaped, the reducer motor is fixed at the top of the casing and the output shaft passes through the casing, the driving head wheel is fixed on the output shaft of the reducer motor, the redirecting sprocket is arranged on one side of the bottom of the casing, the tail assembly is arranged on the other side of the bottom of the casing, the conveying chain is wound around the tail assembly and the drive head wheel, the conveying chain is provided with two groups, and the reducer motor and the drive head wheel constitute a head assembly.

[0008] Furthermore, the casing includes an upper horizontal frame, a lifting frame and a lower horizontal frame, the upper horizontal frame, the lifting frame and the lower horizontal frame are respectively connected in sequence, and the lifting frame is vertically arranged between the upper horizontal frame and the lower horizontal frame respectively, the redirecting sprocket is arranged at the corner of the lifting frame and the lower horizontal frame, and is mounted on the conveying chain, the reducer motor is installed on the upper horizontal frame, the tail assembly is installed on the lower horizontal frame, and the lower side surface of the bottom of the upper horizontal frame is provided with a discharge port.

[0009] Furthermore, the conveying chain is composed of multiple short chains connected by connecting rings, and a group of scrapers are fixed to every two sets of relative connecting rings by bolts and nuts. The scrapers are arranged in a bucket shape, and the scraper openings on the upper layer are facing the tail assembly, and the scraper openings on the lower layer are facing the redirecting sprocket.

[0010] Furthermore, the tail assembly includes a tail wheel and a traction assembly, the traction assembly includes a limit reinforcement plate, a limit stud and a mounting seat, the lower horizontal frame is provided with a groove for convenient installation of the tail wheel, the limit reinforcement plate is welded on the lower horizontal frame and is located on both sides of the groove, the limit reinforcement plate is U-shaped with an opening facing the tail, the tail wheel is rotatably mounted on the mounting seat, the mounting seat is fixed to the limit reinforcement plate by mounting frame bolts, a limit frame is provided on the mounting seat, the limit stud penetrates the limit reinforcement plate and the limit frame at the same time, a limit head is provided on the limit stud between the limit frame and the mounting seat, and a nut is provided on the limit stud near the limit reinforcement plate.

[0011] Furthermore, the traction components are provided in two groups and are symmetrically arranged with respect to the lower horizontal frame.

[0012] The beneficial effects achieved by the utility model using the above structure are as follows:

[0013] By arranging the casing and the driving assembly to pull the scraper, it is convenient to clean and transfer the material at the bottom of the lower horizontal frame upward. On the one hand, the material can be cleaned, and on the other hand, the material can be lifted and transported. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the overall structure of a scraper elevator proposed by the utility model;

[0015] Figure 2 This is a structural schematic diagram of a scraper elevator proposed by the utility model from another angle;

[0016] Figure 3 for Figure 1 A partial enlarged view of part A;

[0017] Figure 4 for Figure 3 A partial enlarged view of part B.

[0018] Among them, 1. casing, 2. driving assembly, 3. scraper, 4. reducer motor, 5. driving head wheel, 6. redirecting sprocket, 7. tail assembly, 8. conveyor chain, 9. horizontal frame, 10. lifting frame, 11. lower horizontal frame, 12. limit reinforcement plate, 13. limit stud, 14. mounting seat, 15. tail wheel, 16. mounting frame, 17. limit frame, 18. connecting ring.

[0019] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0021] like Figure 1-4 As shown, a scraper elevator proposed by the utility model includes a casing 1, a driving assembly 2 and a scraper 3, the driving assembly 2 is arranged in the casing 1, the scraper 3 is fixed to the driving assembly 2 by a connecting ring 18, the driving assembly 2 includes a reducer motor 4, a driving head wheel 5, a redirecting sprocket 6, a tail assembly 7 and a conveying chain 8, the casing 1 is arranged in a J shape as a whole, the reducer motor 4 is fixedly arranged at the top of the casing 1 and the output shaft passes through the casing 1, the driving head wheel 5 is fixed on the output shaft of the reducer motor 4, the redirecting sprocket 6 is arranged on one side of the bottom of the casing 1, the tail assembly 7 is arranged on the other side of the bottom of the casing 1, the conveying chain 8 is wound around the tail assembly 7 and the driving head wheel 5, the conveying chain 8 is provided with two groups, and the reducer motor 4 and the driving head wheel 5 constitute a head assembly.

[0022] In order to facilitate material cleaning and realize the lifting function at the same time, the casing 1 includes an upper horizontal frame 9, a lifting frame 10 and a lower horizontal frame 11, which are connected in sequence respectively, and the lifting frame 10 is vertically arranged between the upper horizontal frame 9 and the lower horizontal frame 11 respectively, and the redirecting sprocket 6 is arranged at the corner of the lifting frame 10 and the lower horizontal frame 11, and is erected on the conveying chain 8, the reducer motor 4 is installed on the upper horizontal frame 9, the tail assembly 7 is installed on the lower horizontal frame 11, and a discharge port is provided on the lower side of the bottom of the upper horizontal frame 9. In order to facilitate maintenance and installation, the conveying chain 8 is composed of multiple sections of short chains connected by connecting rings 18. A group of scrapers 3 are fixed to each two sets of opposite connecting rings 18 by bolts and nuts. The scraper 3 is arranged in a bucket shape, and the scraper 3 located on the upper layer opens toward the tail assembly 7, and the scraper 3 located on the lower layer opens toward the redirecting sprocket 6.

[0023] In order to perform tensioning and installation and disassembly, the tail assembly 7 includes a tail wheel 15 and a traction assembly. The traction assembly is provided with two groups and is symmetrically arranged about the lower horizontal frame 11. The traction assembly includes a limiting reinforcement plate 12, a limiting stud 13 and a mounting seat 14. A groove for convenient installation of the tail wheel 15 is provided on the lower horizontal frame 11. The limiting reinforcement plate 12 is welded on the lower horizontal frame 11 and is located on both sides of the groove. The limiting reinforcement plate 12 is U-shaped with an opening facing the tail. The tail wheel 15 is rotatably installed on the mounting seat 14. The mounting seat 14 is fixed to the limiting reinforcement plate 12 by bolts of the mounting frame 16. A limiting frame 17 is provided on the mounting seat 14. The limiting stud 13 penetrates the limiting reinforcement plate 12 and the limiting frame 17 at the same time. The limiting stud 13 is provided with a limiting head at a position between the limiting frame 17 and the mounting seat 14, and a nut is provided on the limiting stud 13 near the limiting reinforcement plate 12.

[0024] When in use, the scraper 3 adopts a bucket scraper. When it is located in the upper and lower horizontal sections, the bucket scraper is in a dumping state to collect the materials to the lifting starting point of the lower horizontal section. The bucket scraper is redirected by the redirecting sprocket 6. When lifting, the scraper 3 is in a vertical state, and the materials are collected in the scraper 3. When it reaches the upper horizontal section, the scraper 3 dumps in the opposite direction to transport the materials to the unloading port of the equipment and returns to the conveying trough of the high-angle belt conveyor. The utility model can complete the cleaning of the head and tail of the high-angle belt conveyor, increase the use range of the scraper machine, and has the advantages of simple structure, reasonable design, and easy manufacturing. The device is arranged in the shell of the high-angle belt conveyor and does not occupy space. The above is the entire use process of the entire scraper elevator.

[0025] 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.

[0026] 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.

[0027] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A scraper elevator, comprising a housing (1), a drive assembly (2) and a scraper (3), wherein the drive assembly (2) is arranged in the housing (1), and the scraper (3) is fixed to the drive assembly (2) through a connecting ring (18), and the drive assembly (2) comprises a reducer motor (4), a drive head wheel (5), a redirecting sprocket (6), a tail assembly (7) and a conveyor chain (8), characterized in that: The casing (1) is arranged in a J-shape as a whole, the reducer motor (4) is fixedly arranged on the top of the casing (1) and the output shaft is arranged through the casing (1), the driving head wheel (5) is fixed on the output shaft of the reducer motor (4), the redirecting sprocket (6) is arranged on one side of the bottom of the casing (1), the tail assembly (7) is arranged on the other side of the bottom of the casing (1), the conveying chain (8) is wound around the tail assembly (7) and the driving head wheel (5), the conveying chain (8) is provided with two groups, and the reducer motor (4) and the driving head wheel (5) constitute a head assembly.

2. A scraper elevator according to claim 1, characterized in that: The casing (1) comprises an upper horizontal frame (9), a lifting frame (10) and a lower horizontal frame (11); the upper horizontal frame (9), the lifting frame (10) and the lower horizontal frame (11) are respectively connected in sequence, and the lifting frame (10) is respectively arranged vertically between the upper horizontal frame (9) and the lower horizontal frame (11); the redirecting sprocket (6) is arranged at the corner of the lifting frame (10) and the lower horizontal frame (11), and is mounted on the conveying chain (8); the reducer motor (4) is mounted on the upper horizontal frame (9); the tail assembly (7) is mounted on the lower horizontal frame (11); and a discharge port is arranged on the lower side of the bottom of the upper horizontal frame (9).

3. A scraper elevator according to claim 2, characterized in that: The conveying chain (8) is composed of a plurality of short chains connected by connecting rings (18). A group of scrapers (3) are fixed to each of two groups of opposite connecting rings (18) by bolts and nuts. The scrapers (3) are arranged in a bucket shape. The openings of the scrapers (3) located in the upper layer are directed toward the tail assembly (7), and the openings of the scrapers (3) located in the lower layer are directed toward the redirecting sprocket (6).

4. A scraper elevator according to claim 3, characterized in that: The tail assembly (7) comprises a tail wheel (15) and a traction assembly, wherein the traction assembly comprises a limiting reinforcement plate (12), a limiting stud (13) and a mounting seat (14), wherein a groove for conveniently mounting the tail wheel (15) is provided on the lower horizontal frame (11), the limiting reinforcement plate (12) is welded on the lower horizontal frame (11) and is located on both sides of the groove, the limiting reinforcement plate (12) is arranged in a U-shape with an opening facing the tail, and the tail wheel (15) is rotatably mounted on the mounting seat (14), the mounting seat (14) is fixed to the limiting reinforcement plate (12) by means of a mounting frame (16) bolt, a limiting frame (17) is provided on the mounting seat (14), the limiting stud (13) simultaneously passes through the limiting reinforcement plate (12) and the limiting frame (17), a limiting head is provided at a position of the limiting stud (13) between the limiting frame (17) and the mounting seat (14), and a nut is provided at a position of the limiting stud (13) close to the limiting reinforcement plate (12).

5. A scraper elevator according to claim 4, characterized in that: The traction components are provided in two groups and are symmetrically arranged with respect to the lower horizontal frame (11).

Images