Bottom conveying scraper of air cushion conveyor

Abstract

The utility model discloses a bottom conveying scraper blade of an air cushion conveyor in the field of conveyors, which comprises a machine shell, a head wheel and a tail wheel are rotatably arranged in the machine shell, the head wheel and the tail wheel are correspondingly arranged front and back, a conveying belt is arranged between the head wheel and the tail wheel, a discharging shell is arranged in front of the machine shell, and a conveying belt is arranged in the discharging shell. The discharging shell is communicated with the interior of the machine shell, the head wheel is arranged in the discharging shell, a discharging opening is formed in the front side of the bottom of the discharging shell, the tail wheel is arranged on the rear portion of the interior of the machine shell, a discharging plate is obliquely arranged in the discharging shell, and the discharging plate is located behind the discharging opening. The height of the discharging plate is gradually decreased from the side away from the discharging port to the side close to the discharging port, and a scraping mechanism is arranged at the position, located above the discharging plate, in the discharging shell. According to the utility model, materials scattered in the discharge hole of the shell can be scraped away through the scraper, so that the materials are prevented from being accumulated in the shell.

Description

Technical Field

[0001] The utility model belongs to the field of conveyors, and particularly relates to a bottom conveying scraper of an air cushion conveyor. Background Art

[0002] In the prior art, there is a light air cushion belt conveyor, whose patent application number is 202320627008.5; the application date is March 27, 2023; its structure includes a conveying shell; a fixing plate is fixed in the middle of the inner cavity of the conveying shell, a driving roller and a driving roller are respectively rotatably installed at both ends of the conveying shell, a conveyor belt is sleeved on the driving roller and the driving roller, a motor is assembled on the outer wall of the conveying shell, and the output end of the motor is in transmission connection with one end of the roller shaft of the driving roller through a coupling to drive the swing shaft to rotate synchronously, realizing synchronous adjustment of the inclination angles of multiple scrapers. With the cooperation of the scrapers, when the conveyor belt rotates, under the blockage of the scrapers, the excess materials can be evenly distributed. Its problem is that when the material outlet of the air cushion conveyor discharges materials, it is easy for materials to spill on the bottom inside the machine shell and cannot be cleaned out. Content of the Utility Model

[0003] The purpose of the utility model is to provide a bottom conveying scraper of an air cushion conveyor, which can scrape away the materials spilled inside the material outlet of the machine shell through the scraper, avoiding the accumulation of materials in the machine shell.

[0004] The purpose of the utility model is realized as follows: A bottom conveying scraper of an air cushion conveyor includes a machine shell, a head wheel and a tail wheel are rotatably arranged inside the machine shell, the head wheel and the tail wheel are arranged corresponding to each other front and back, a conveyor belt is arranged between the head wheel and the tail wheel, a discharge shell is arranged in front of the machine shell, the discharge shell is communicated with the inside of the machine shell, the head wheel is arranged inside the discharge shell, a discharge port is arranged on the front side of the bottom of the discharge shell, the tail wheel is arranged at the back inside the machine shell, a discharge plate is obliquely arranged inside the discharge shell, the discharge plate is located behind the discharge port, and the height of the discharge plate decreases from the side far away from the discharge port to the side close to the discharge port. A scraping mechanism is arranged above the discharge plate inside the discharge shell.

[0005] When the utility model works, the head wheel and the tail wheel rotate to drive the conveyor belt to convey. After the materials enter the conveyor belt through the feed port, they are transported. When the materials are transported to the discharge port and are thrown out, when the materials spill on the discharge plate inside the discharge shell, the driving shaft of the scraping mechanism rotates, driving the two sprockets of the transmission shaft to rotate through two chains. Each scraper between the two chains is driven by the chain, and the materials on the discharge plate are scraped away by the scraper, which can avoid the materials spilling from the gaps between the left and right sides of the conveyor belt and the inner wall of the machine shell, and prevent the materials from spilling on the discharge plate and being unable to be discharged. Compared with the prior art, the beneficial effect of the utility model is that it can scrape away the materials spilled inside the material outlet of the machine shell through the scraper, avoiding the accumulation of materials in the machine shell.

[0006] As a further improvement of the present utility model, the scraping mechanism is located below the head pulley in the vertical direction.

[0007] As a further improvement of the present utility model, the scraping mechanism includes a driving shaft and a transmission shaft rotatably arranged in the discharge housing. A driving motor is installed outside the discharge housing corresponding to the driving shaft. One end of the driving shaft extends out of the discharge housing and is in transmission connection with the driving motor. Both the driving shaft and the transmission shaft are arranged along the width direction of the discharge housing. Two symmetrically arranged sprockets are sleeved on both the driving shaft and the transmission shaft. A chain is arranged between the two corresponding sprockets front and back. A plurality of scraping plates are arranged at intervals along the length direction between the two chains. When the driving shaft of the scraping mechanism rotates, the two sprockets of the transmission shaft are driven by the two chains. Each scraping plate between the two chains moves with the chain transmission, and the materials on the discharge plate are scraped away by the scraping plates, which can prevent the materials from spilling from the gaps between the left and right sides of the conveyor belt and the inner wall of the housing, and prevent the materials from being spilled on the discharge plate and unable to be discharged.

[0008] As a further improvement of the present utility model, the cross section of the scraping plate is T-shaped. Two symmetrically arranged fixing plates are arranged at the corresponding ends of each scraping plate on each chain. The two fixing plates are fixedly connected to the corresponding scraping plate through fasteners. The fixing plates and the scraping plates are assembled firmly and reliably.

[0009] As a further improvement of the present utility model, the head pulley is located behind the discharge port in the length direction.

[0010] As a further improvement of the present utility model, a feed port is provided in the upper part of the housing corresponding to the conveyor belt. The materials enter the conveyor belt in the housing through the feed port. Description of the Drawings

[0011] Figure 1 is the top view of the present utility model.

[0012] Figure 2 is Figure 1 the AA sectional view of

[0013] Figure 3 is Figure 2 the enlarged view at B in

[0014] Figure 4 is the top view of the scraping mechanism.

[0015] Figure 5 is Figure 4 the enlarged view at C in

[0016] Figure 6 is the three-dimensional structure diagram of the present utility model.

[0017] Figure 7It is a schematic diagram of the internal structure of the discharge housing.

[0018] Figure 8 It is a cross-sectional view of the discharge housing in the horizontal direction.

[0019] Among them, 1 is the housing, 2 is the head pulley, 3 is the tail pulley, 4 is the discharge housing, 5 is the discharge port, 6 is the discharge plate, 7 is the driving shaft, 8 is the transmission shaft, 9 is the driving motor, 10 is the sprocket, 11 is the chain, 12 is the scraper, 13 is the fixing plate, 14 is the fastener, and 15 is the feed port. Specific implementation manner

[0020] As Figure 1-8 shown, it is a bottom conveying scraper of an air cushion conveyor, including a housing 1. A head pulley 2 and a tail pulley 3 are rotatably arranged inside the housing 1. The head pulley 2 and the tail pulley 3 are arranged corresponding to each other front and back. A conveyor belt is arranged between the head pulley 2 and the tail pulley 3. A discharge housing 4 is arranged in front of the housing 1. The discharge housing 4 is communicated with the inside of the housing 1. The head pulley 2 is arranged inside the discharge housing 4. A discharge port 5 is opened at the front side of the bottom of the discharge housing 4. The tail pulley 3 is arranged at the rear inside the housing 1. A discharge plate 6 is obliquely arranged inside the discharge housing 4. The discharge plate 6 is located behind the discharge port 5. The height of the discharge plate 6 decreases from the side far away from the discharge port 5 to the side close to the discharge port 5. A scraping mechanism is arranged above the discharge plate 6 inside the discharge housing 4. A feed port is opened corresponding to the conveyor belt at the upper part of the housing 1. Materials enter the conveyor belt inside the housing 1 through the feed port.

[0021] The scraping mechanism is located below the head pulley 2 in the vertical direction. The scraping mechanism includes a driving shaft 7 and a transmission shaft 8 rotatably arranged inside the discharge housing 4. A driving motor 9 is installed outside the discharge housing 4 corresponding to the driving shaft 7. One end of the driving shaft 7 extends out of the discharge housing 4 and is in transmission connection with the driving motor 9. The driving shaft 7 and the transmission shaft 8 are both arranged along the width direction of the discharge housing 4. Two symmetrically arranged sprockets 10 are sleeved on both the driving shaft 7 and the transmission shaft 8. A chain 11 is arranged between the two corresponding sprockets 10 front and back. A plurality of scrapers 12 are arranged at intervals along the length direction between the two chains 11. When the driving shaft 7 of the scraping mechanism rotates, the two sprockets 10 of the transmission shaft 8 are driven to rotate through the two chains 11. Each scraper 12 between the two chains 11 is driven by the chain 11 to scrape the materials on the discharge plate 6, which can prevent the materials from spilling from the gaps between the left and right sides of the conveyor belt and the inner wall of the housing 1 and prevent the materials from spilling on the discharge plate 6 and being unable to be discharged. The cross-section of the scraper 12 is T-shaped. Two symmetrically arranged fixing plates 13 are arranged at the corresponding ends of each scraper 12 on each chain 11. The two fixing plates 13 are fixedly connected to the corresponding scraper 12 through fasteners. The fixing plate 13 and the scraper 12 are assembled firmly and reliably.

[0022] The head pulley 2 is located behind the discharge port 5 in the length direction.

[0023] When the utility model works, the head wheel 2 and the tail wheel 3 rotate to drive the conveyor belt to convey. The material enters the conveyor belt through the feeding port and is then transported. When the material is transported to the discharge port 5, it is thrown out. When the material falls on the discharge plate 6 in the discharge housing 4, the driving shaft 7 of the scraping mechanism rotates, and drives the two sprockets 10 of the transmission shaft 8 to rotate through two chains 11. Each scraper 12 between the two chains 11 is driven by the chain 11, and the material on the discharge plate 6 is scraped away by the scraper 12, which can prevent the material from spilling from the gaps between the left and right sides of the conveyor belt and the inner wall of the housing 1, and prevent the material from accumulating on the discharge plate 6 and being unable to be discharged. The advantages of the utility model are as follows: the material falling inside the discharge port 5 of the housing 1 can be scraped away by the scraper 12, so as to avoid the material from accumulating in the housing 1.

[0024] The utility model is not limited to the above embodiments. Based on the technical solutions disclosed in the utility model, those skilled in the art can make some substitutions and deformations to some technical features without creative labor according to the disclosed technical content, and these substitutions and deformations are all within the protection scope of the utility model.

Claims

1. A bottom conveying scraper of an air cushion conveyor, including a casing, a head pulley and a tail pulley are rotatably arranged inside the casing, the head pulley and the tail pulley are arranged corresponding to each other front and back, and a conveyor belt is arranged between the head pulley and the tail pulley, and it is characterized in that, A discharge shell is provided in front of the casing. The discharge shell is in communication with the interior of the casing. The head pulley is arranged inside the discharge shell. A discharge port is formed in the front side of the bottom of the discharge shell. The tail pulley is arranged at the rear inside the casing. A discharge plate is obliquely arranged inside the discharge shell. The discharge plate is located behind the discharge port. The height of the discharge plate decreases from the side far away from the discharge port to the side close to the discharge port. A scraping mechanism is arranged above the discharge plate inside the discharge shell.

2. The bottom conveying scraper of an air cushion conveyor according to claim 1, characterized in that, The scraping mechanism is vertically located below the head pulley.

3. The bottom conveying scraper of an air cushion conveyor according to claim 1 or 2, characterized in that, The scraping mechanism includes a driving shaft and a transmission shaft rotatably arranged inside the discharge shell. A driving motor is installed outside the discharge shell corresponding to the driving shaft. One end of the driving shaft extends out of the discharge shell and is in transmission connection with the driving motor. The driving shaft and the transmission shaft are both arranged along the width direction of the discharge shell. Two left-right symmetric sprockets are sleeved on each of the driving shaft and the transmission shaft. A chain is arranged between the two front-rear corresponding sprockets. A plurality of scraping plates are arranged at intervals along the length direction between the two chains.

4. The bottom conveying scraper of an air cushion conveyor according to claim 3, characterized in that The cross section of the scraping plate is T-shaped. Two left-right symmetric fixing plates are arranged at the corresponding ends of each scraping plate on each chain. The two fixing plates are fixedly connected to the corresponding scraping plate through fasteners.

5. The bottom conveying scraper of an air cushion conveyor according to claim 1 or 2, characterized in that, The head pulley is located behind the discharge port in the length direction.

6. The bottom conveying scraper of an air cushion conveyor according to claim 1 or 2, characterized in that, A feed port is formed in the upper part of the casing corresponding to the conveyor belt.

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