Granular raw material spiral conveying device

Abstract

The utility model provides a granular raw material spiral conveying device, and relates to the technical field of conveying. The granular raw material spiral conveying device comprises a conveying cylinder, an auger is arranged in the conveying cylinder, and a scraping plate is rotationally connected to the outer side of one end of the auger. According to the granular raw material spiral conveying device, the two push rods drive the hollow sealing plate to move in the direction away from the conveying barrel, the two push rods slide in the two long grooves, the two push rods drive the auger to move towards the outer side of the conveying barrel through the scraper, and residues in the conveying barrel can be cleaned out through the scraper; the hollow sealing plate drives the two drainage pipes to move synchronously through the two bent pipes, after the auger moves out of the conveying cylinder, an external water pipe is connected with the connecting pipe, water is discharged into the two drainage pipes through the hollow sealing plate and the two bent pipes and finally discharged out of the spray head, flushing of the auger can be achieved, the auger does not need to be disassembled by workers, and the structure is simple and convenient. And personnel operation is facilitated.

Description

Technical Field

[0001] The utility model relates to a screw conveying device, in particular to a screw conveying device for granular raw materials, belonging to the technical field of conveying. Background Art

[0002] Auger conveyor is also called screw conveyor. The rotating spiral blades push the materials for spiral conveying. It is widely used in various industries and is suitable for horizontal or inclined conveying of powder, granular and small block materials. Screw conveyors are divided into two types in terms of conveying form: shaft screw conveyors and shaftless screw conveyors. In terms of appearance, they are divided into U-shaped screw conveyors and tubular screw conveyors. Shaft screw conveyors are suitable for non-sticky dry powder materials and small particle materials (for example: cement, fly ash, lime, grain, etc.), while shaftless screw conveyors are suitable for conveying sticky and easily entangled materials.

[0003] The existing screw conveying device will have a large amount of material residues left inside after conveying materials for a long time. When cleaning it, personnel need to disassemble the auger and take it out from the conveying barrel, and clean the auger and the inside of the conveying barrel. This operation process is more troublesome and cleaning is inconvenient, so the design of the screw conveying device for granular raw materials is improved. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] The purpose of the utility model is to provide a spiral conveying device for granular raw materials in order to solve the above-mentioned problem, so as to solve the problem that the existing spiral conveying device in the prior art will have a large amount of material residues remaining inside after conveying materials for a long time, and when cleaning it, personnel need to disassemble the auger and take it out from the inside of the conveying cylinder, and clean the auger and the inside of the conveying cylinder. This operation process is relatively troublesome and inconvenient to clean.

[0006] (II) Technical solution

[0007] The utility model is realized through the following technical solutions: a spiral conveying device for granular raw materials, including a conveying cylinder, wherein a auger is arranged inside the conveying cylinder, a scraper is rotatably connected to the outer side of one end of the auger, push rods are fixedly connected to both sides of the scraper, two long grooves are formed inside the inner side of the conveying cylinder, the two push rods are respectively arranged inside the two long grooves and are slidably connected to the conveying cylinder, a worm gear is arranged at one end of the conveying cylinder, a worm is meshed and connected to the outer side of the worm gear, a threaded rod is fixedly connected to one side of the worm gear, one end of the threaded rod passes through one end of the conveying cylinder and extends into one of the long grooves, the threaded rod is rotatably connected to the conveying cylinder, a threaded groove is formed inside one of the push rods, the threaded rod is arranged inside the threaded groove and is threadedly connected to one of the push rods, a hollow sealing plate is fixedly connected between the two push rods, the hollow sealing plate is rotatably connected to the other end of the auger, the hollow sealing plate is in contact with the conveying cylinder, a connecting pipe is fixedly communicated with one side of the hollow sealing plate, two elbow pipes are fixedly communicated with one side of the hollow sealing plate, two drain pipes are fixedly communicated with one end of each of the two elbow pipes, a plurality of spray heads are installed on the outer sides of the two drain pipes, and a driving component is arranged at one end of the auger.

[0008] Preferably, a feed hopper is installed on one side of the top of the conveying cylinder, and a blanking pipe is installed on one side of the bottom of the conveying cylinder.

[0009] Preferably, a bottom plate is arranged at the bottom of the conveying cylinder, universal wheels are installed at the four corners of the bottom of the bottom plate, two support plates are fixedly connected to the top of the bottom plate, and the two support plates are both fixedly connected to the conveying cylinder. For the selection of the universal wheels, wheels with a built-in locking function on the market are adopted.

[0010] Preferably, a bracket is rotatably connected to the outer side of the worm, the bracket is fixedly connected to the outer side of the conveying cylinder, and a runner is installed at one end of the worm.

[0011] Preferably, the driving component includes an installation groove, the installation groove is formed inside the auger, and two limiting grooves are formed inside the installation groove.

[0012] Preferably, the driving component further includes a rotating rod, the rotating rod is arranged inside the installation groove, two limiting sliding rods are fixedly connected to the outer side of the rotating rod, the two limiting sliding rods are both arranged inside the two limiting grooves and are slidably connected to the auger. The arrangement of the two limiting sliding rods and the two limiting grooves can realize that when the rotating rod rotates, it drives the auger to rotate.

[0013] Preferably, one end of the rotating rod passes through one side inside the conveying cylinder and is rotatably connected to the conveying cylinder, a motor is fixedly connected to the top of the bottom plate, the output end of the motor is fixedly connected to the rotating rod, a battery box body is installed on the top of the bottom plate, a battery pack is installed inside the battery box body, and the motor is electrically connected to the battery pack.

[0014] The utility model provides a spiral conveying device for granular raw materials, and the beneficial effects thereof are as follows:

[0015] For the spiral conveying device for granular raw materials, two push rods drive the hollow sealing plate to move away from the conveying cylinder. The two push rods slide inside two long slots. The two push rods drive the auger to move outside the conveying cylinder through a scraper. The residue inside the conveying cylinder can be cleaned out through the scraper. The hollow sealing plate drives two drain pipes to move synchronously through two elbow pipes. When the auger is moved out of the conveying cylinder, an external water pipe is connected to the connecting pipe, and water is discharged into the two drain pipes respectively through the hollow sealing plate and the two elbow pipes, and finally discharged from the nozzle, so that the auger can be flushed. This structure does not require personnel to disassemble the auger, which is convenient for personnel to operate. Description of the Drawings

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

[0017] Figure 2 is of the utility model Figure 1 an enlarged view of the structure of part A;

[0018] Figure 3 is a sectional view of the conveying cylinder of the utility model;

[0019] Figure 4 is a schematic diagram of the structure of the rotating rod of the utility model;

[0020] Figure 5 is a sectional view of the push rod of the utility model.

[0021]

Description of the Main Component Symbols

[0022] 1, bottom plate; 2, conveying cylinder; 3, support plate; 4, battery box; 5, auger; 6, scraper; 7, push rod; 8, hollow sealing plate; 9, connecting pipe; 10, elbow pipe; 11, drain pipe; 12, threaded rod; 13, worm gear; 14, worm; 15, bracket; 16, installation groove; 17, rotating rod; 18, limit slide bar; 100, feed hopper; 101, blanking pipe. Detailed Embodiment

[0023] The embodiment of the utility model provides a spiral conveying device for granular raw materials.

[0024] Please refer to Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 and Figure 5, including a conveying cylinder 2, a feed hopper 100 is installed on one side of the top of the conveying cylinder 2, a blanking pipe 101 is installed on one side of the bottom of the conveying cylinder 2, a bottom plate 1 is provided at the bottom of the conveying cylinder 2, universal wheels are installed at the four corners of the bottom of the bottom plate 1, two support plates 3 are fixedly connected to the top of the bottom plate 1, both of the two support plates 3 are fixedly connected to the conveying cylinder 2, a screw conveyor 5 is arranged inside the conveying cylinder 2, a scraper 6 is rotatably connected to the outside of one end of the screw conveyor 5, push rods 7 are fixedly connected to both sides of the scraper 6, two long grooves are formed in the inner side of the conveying cylinder 2, the two push rods 7 are respectively arranged inside the two long grooves and are slidably connected to the conveying cylinder 2, a worm gear 13 is arranged at one end of the conveying cylinder 2, a worm 14 is meshed with the outside of the worm gear 13, a bracket 15 is rotatably connected to the outside of the worm 14, the bracket 15 is fixedly connected to the outside of the conveying cylinder 2, a rotating wheel is installed at one end of the worm 14, a threaded rod 12 is fixedly connected to one side of the worm gear 13, one end of the threaded rod 12 passes through one end of the conveying cylinder 2 and extends into one of the long grooves, the threaded rod 12 is rotatably connected to the conveying cylinder 2, a threaded groove is formed in the inner side of one of the push rods 7, the threaded rod 12 is arranged inside the threaded groove and is threadedly connected to one of the push rods 7, a hollow sealing plate 8 is fixedly connected between the two push rods 7, the hollow sealing plate 8 is rotatably connected to the other end of the screw conveyor 5, the hollow sealing plate 8 is in contact with the conveying cylinder 2, a connecting pipe 9 is fixedly communicated with one side of the hollow sealing plate 8, two elbow pipes 10 are fixedly communicated with one side of the hollow sealing plate 8, two drain pipes 11 are fixedly communicated with one end of each of the two elbow pipes 10, a plurality of spray heads are installed on the outside of each of the two drain pipes 11, and a driving assembly is arranged at one end of the screw conveyor 5.

[0025] Specifically, rotate the rotating wheel, the worm 14 meshes with the worm gear 13, the worm gear 13 drives the threaded rod 12 to rotate, the threaded rod 12 is threadedly connected to one of the push rods 7, one of the push rods 7 drives the other push rod 7 to move together through the hollow sealing plate 8, the two push rods 7 drive the hollow sealing plate 8 to move away from the conveying cylinder 2, the two push rods 7 slide inside the two long grooves, the two push rods 7 drive the screw conveyor 5 to move to the outside of the conveying cylinder 2 through the scraper 6, the residue inside the conveying cylinder 2 can be cleaned out through the scraper 6, and the hollow sealing plate 8 drives the two drain pipes 11 to move synchronously through the two elbow pipes 10. When the screw conveyor 5 is moved out of the conveying cylinder 2, connect an external water pipe to the connecting pipe 9, water is discharged into the two drain pipes 11 respectively through the hollow sealing plate 8 and the two elbow pipes 10, and finally discharged from the spray heads, so that the screw conveyor 5 can be washed. This structure does not require personnel to disassemble the screw conveyor 5, which is convenient for personnel to operate.

[0026] Please refer to Figure 1 , Figure 3 , Figure 4 and Figure 5, the driving assembly includes an installation groove 16 which is formed inside the auger 5. Two limiting grooves are formed inside the installation groove 16. The driving assembly further includes a rotating rod 17 which is arranged inside the installation groove 16. Two limiting sliding rods 18 are fixedly connected to the outer side of the rotating rod 17. Both of the two limiting sliding rods 18 are arranged inside the two limiting grooves and are slidably connected with the auger 5. One end of the rotating rod 17 passes through one side inside the conveying cylinder 2 and is rotatably connected with the conveying cylinder 2. A motor is fixedly connected to the top of the bottom plate 1. The output end of the motor is fixedly connected with the rotating rod 17. A battery box 4 is installed on the top of the bottom plate 1. A battery pack is installed inside the battery box 4. The motor is electrically connected with the battery pack.

[0027] Specifically, when the auger 5 moves towards the outside of the conveying cylinder 2, due to the arrangement of the two limiting grooves and the two limiting sliding rods 18, the auger 5 can slide on the rotating rod 17. When flushing the auger 5, start the motor. The specific model of the motor is not specifically limited and is subject to the adaptation of the equipment. The output end of the motor drives the rotating rod 17 to rotate, so that the rotation of the auger 5 can be realized, facilitating the flushing of the auger 5 by the water spray head.

[0028] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited by the above embodiments. What is described in the above embodiments and the specification only illustrates the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention will have various changes and improvements, and these changes and improvements all fall within the scope of the present invention claimed. The scope of protection claimed by the present invention is defined by the appended claims and their equivalents.

Claims

1. A granular raw material screw conveying device, comprising a conveying cylinder (2), characterized in that: The conveying cylinder (2) is provided with an auger (5) inside, and a scraper (6) is rotatably connected to the outside of one end of the auger (5), and push rods (7) are fixedly connected to both sides of the scraper (6). Two long grooves are provided inside the conveying cylinder (2), and the two push rods (7) are respectively arranged inside the two long grooves and are slidably connected to the conveying cylinder (2). A worm gear (13) is provided at one end of the conveying cylinder (2), and a worm (14) is meshingly connected to the outside of the worm gear (13). A threaded rod (12) is fixedly connected to one side of the worm gear (13), and one end of the threaded rod (12) passes through one end of the conveying cylinder (2) and extends into one of the long grooves. The threaded rod (12) is rotatably connected to the conveying cylinder (2). A threaded groove is provided on the inner side of one of the push rods (7), the threaded rod (12) is arranged inside the threaded groove and is threadedly connected to one of the push rods (7), a hollow sealing plate (8) is fixedly connected between the two push rods (7), the hollow sealing plate (8) is rotatably connected to the other end of the auger (5), the hollow sealing plate (8) is in contact with the conveying cylinder (2), a connecting pipe (9) is fixedly connected to one side of the hollow sealing plate (8), two curved pipes (10) are fixedly connected to one side of the hollow sealing plate (8), one end of the two curved pipes (10) are fixedly connected to two drainage pipes (11), a plurality of water spray heads are installed on the outside of the two drainage pipes (11), and a driving component is provided at one end of the auger (5).

2. The granular raw material screw conveying device according to claim 1 is characterized in that: A feeding hopper (100) is installed on one side of the top of the conveying cylinder (2), and a discharge pipe (101) is installed on one side of the bottom of the conveying cylinder (2).

3. The granular raw material screw conveyor according to claim 1, characterized in that: A bottom plate (1) is provided at the bottom of the conveying cylinder (2), and universal wheels are installed at the four corners of the bottom of the bottom plate (1). Two support plates (3) are fixedly connected to the top of the bottom plate (1), and the two support plates (3) are fixedly connected to the conveying cylinder (2).

4. The granular raw material screw conveyor according to claim 1, characterized in that: The outer side of the worm (14) is rotatably connected to a bracket (15), the bracket (15) is fixedly connected to the outer side of the conveying cylinder (2), and a rotating wheel is installed at one end of the worm (14).

5. The granular raw material screw conveying device according to claim 3 is characterized in that: The driving assembly comprises a mounting groove (16), wherein the mounting groove (16) is arranged on the inner side of the auger (5), and two limiting grooves are formed on the inner side of the mounting groove (16).

6. The spiral conveying device for granular raw materials according to claim 5, characterized in that: The driving assembly also includes a rotating rod (17), the rotating rod (17) is arranged inside the mounting groove (16), and two limiting sliding rods (18) are fixedly connected to the outside of the rotating rod (17), and the two limiting sliding rods (18) are both arranged inside the two limiting grooves and are slidably connected to the auger (5).

7. The granular raw material screw conveying device according to claim 6, characterized in that: One end of the rotating rod (17) passes through one side of the interior of the conveying cylinder (2) and is rotatably connected to the conveying cylinder (2); a motor is fixedly connected to the top of the base plate (1); an output end of the motor is fixedly connected to the rotating rod (17); a battery box (4) is installed on the top of the base plate (1); a battery pack is installed inside the battery box (4); and the motor is electrically connected to the battery pack.

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