Screw conveyer with dustproof structure

Abstract

The utility model discloses a screw conveyer with a dustproof structure, which comprises a screw conveyer main body, supporting legs are mounted at the bottom end of the screw conveyer main body, a bottom plate is mounted at the bottom end of a first connecting plate, and baffles are mounted at two ends of the top end of the first connecting plate. The discharging opening is formed in one side of the bottom end of the spiral conveying rod and used for discharging, the mounting plates are mounted on the two sides of the discharging opening, the bottom ends of the mounting plates are rotationally connected with the first connecting plates, the fixing plates are fixed to the two ends of the discharging opening, the first connecting plates can be driven to move after the first telescopic rods work, and the discharging opening is formed in the bottom end of the spiral conveying rod. And when the first connecting plates are folded inwards, the bottom plates at the bottom ends of the two first connecting plates are closed, and the front and back shielding purpose is achieved through the baffles, so that the problem that dust flows back at the position of the discharging opening can be solved, and a certain dustproof effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of screw conveyors, in particular to a screw conveyor with a dustproof structure. Background Art

[0002] Screw conveyor is a device used for conveying materials. It is a machine that uses a motor to drive the screw to rotate and push the material to achieve the purpose of conveying. It can form horizontal conveying, vertical conveying and other tasks, and has the advantages of convenient operation and maintenance. Therefore, it will be widely used by people, and different screw conveyors are also suitable for conveying different materials;

[0003] Screw conveyors can be used for non-sticky dry powder materials and small particle materials, as well as sticky and easily entangled materials. Therefore, they have a wide range of uses. However, after conveying or discharging, dust will enter from the bottom discharge port or the feed port, which will easily cause dust to accumulate on the inner wall of the device and accelerate the corrosion of the inner wall. It is also easy for the conveyed material to adhere to dust particles, affecting product quality. Utility Model Content

[0004] The purpose of the utility model is to provide a screw conveyor with a dust-proof structure to solve the problem proposed in the above-mentioned background technology that dust enters from the bottom discharge port or the feed port after conveying or discharging, which easily causes dust to accumulate on the inner wall of the device and accelerates the corrosion of the inner wall, and also easily causes the conveyed material to adhere to dust particles, affecting the product quality.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a screw conveyor with a dustproof structure, comprising a screw conveyor body, a supporting leg installed at the bottom end of the screw conveyor body, a feed port installed on one side of the top end of the screw conveyor body, a discharge port installed on one side of the bottom end of the screw conveyor body, a working motor installed on one side of the screw conveyor body, a screw conveying rod installed inside the screw conveyor body, fixed plates installed at both ends of the discharge port, a first telescopic rod installed at the bottom end of the fixed plate, the bottom end of the first telescopic rod is connected to a first connecting plate, the top end of the first connecting plate is rotatably connected to a mounting plate, the bottom end of the first connecting plate is installed with a bottom plate, and baffles are installed at both ends of the top end of the first connecting plate.

[0006] Preferably, the mounting plates are symmetrically distributed about the vertical center axis of the feed opening, and the top end of the mounting plates is fixedly mounted at the bottom end of the screw conveyor body.

[0007] Preferably, the baffles are symmetrically distributed about the central axis of the first connecting plate, and a rotational connection is formed between the first connecting plate and the mounting plate.

[0008] Preferably, the bottom end of the feed port and the interior of the screw conveyor body are interconnected, and the top end of the discharge port and the interior of the screw conveyor body are interconnected.

[0009] Preferably, a second telescopic rod is installed at the top end of the screw conveyor body outside the feed port, a connecting piece is installed at the top end of the second telescopic rod, and a cover plate is installed at one end of the connecting piece.

[0010] Preferably, a sealing rubber ring is bonded and fixed to the bottom end of the cover plate, and the connecting pieces are symmetrically distributed about the central axis of the cover plate.

[0011] Preferably, a heating box is installed on the other side of the top of the screw conveyor body, a first motor is installed on the top of the heating box, and a fan blade is connected to the bottom end of the first motor.

[0012] Preferably, heating resistance wires are installed inside the heating box, and two groups of heating resistance wires are installed inside the heating box near the bottom end.

[0013] Compared with the prior art, the beneficial effects of the utility model are: the screw conveyor with dustproof structure not only improves the dustproof ability of the screw conveyor, but also improves the feeding protection ability and drying protection ability of the screw conveyor;

[0014] (1) The material discharge port is installed on one side of the bottom end of the spiral conveying rod for material discharge, and mounting plates are arranged on both sides of the material discharge port, and the bottom end of the mounting plate is rotatably connected to the first connecting plate, and the fixing plate is fixed to the two ends of the material discharge port. After the first telescopic rod works, the first connecting plate can be driven to move. At this time, the first connecting plate is turned outward under the rotation connection to facilitate the material discharge work of the material discharge port. When the first connecting plate is retracted, the bottom plates at the bottom ends of the two first connecting plates are closed, and the baffle is used for the purpose of front and back shielding, thereby reducing the problem of dust backflow at the position of the material discharge port and improving a certain dust prevention effect;

[0015] (2) The feed port is installed on one side of the top of the screw conveyor body, and the feed is fed at the feed port. After the feeding is completed, the second telescopic rod can be started to drive the connecting piece to move downward. After the connecting piece is connected and fixed to the cover plate, the cover plate moves downward to allow the sealing rubber ring to seal the feed port. At the same time, the cover plate is shielded, thereby reducing the problem of dust entering from the feed port.

[0016] (3) By installing the heating box on one side of the top of the screw conveyor body, the first motor can be started to drive the fan blades to rotate before the material is transported. After the rotation, the air flow is heated by the heating resistance wire, so the residual water stains in the screw conveyor body can be dried, reducing the problem of residual water stains mixing and deterioration during feeding. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0018] Figure 2 It is a front structural schematic diagram of the utility model;

[0019] Figure 3 It is a schematic diagram of a partial bottom view of the cover plate of the utility model;

[0020] Figure 4 It is a schematic diagram of a partial three-dimensional structure of the first connecting plate of the utility model.

[0021] In the figure: 1. Screw conveyor body; 2. Screw conveyor rod; 3. Feeding port; 4. Fixing plate; 5. First telescopic rod; 6. First connecting plate; 7. Mounting plate; 8. Heating box; 9. Fan blades; 10. First motor; 11. Heating resistance wire; 12. Feeding port; 13. Cover plate; 14. Working motor; 15. Support leg; 16. Connecting plate; 17. Second telescopic rod; 18. Sealing rubber ring; 19. Baffle; 20. Bottom plate. DETAILED DESCRIPTION

[0022] 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.

[0023] See also Figure 1-4 , the utility model provides an embodiment: a screw conveyor with a dustproof structure, comprising a screw conveyor body 1, a supporting leg 15 is installed at the bottom end of the screw conveyor body 1, a feeding port 12 is installed on one side of the top end of the screw conveyor body 1, a discharge port 3 is installed on one side of the bottom end of the screw conveyor body 1, a working motor 14 is installed on one side of the screw conveyor body 1, a screw conveying rod 2 is installed inside the screw conveyor body 1, both ends of the discharge port 3 are installed with a fixing plate 4, a first telescopic rod 5 is installed at the bottom end of the fixing plate 4, the bottom end of the first telescopic rod 5 is connected to a first connecting plate 6, the top end of the first connecting plate 6 is rotatably connected to a mounting plate 7, the bottom end of the first connecting plate 6 is installed with a bottom plate 20, and both ends of the top end of the first connecting plate 6 are installed with baffles 19;

[0024] The mounting plate 7 is symmetrically distributed about the vertical center axis of the feed port 3, and the top end of the mounting plate 7 is fixedly mounted at the bottom end of the screw conveyor body 1;

[0025] The baffles 19 are symmetrically distributed about the central axis of the first connecting plate 6, and a rotation connection is formed between the first connecting plate 6 and the mounting plate 7;

[0026] The bottom end of the feed port 12 is connected to the interior of the screw conveyor body 1, and the top end of the feed port 3 is connected to the interior of the screw conveyor body 1;

[0027] A second telescopic rod 17 is installed at the top of the screw conveyor body 1 outside the feed port 12, a connecting piece 16 is installed at the top of the second telescopic rod 17, and a cover plate 13 is installed at one end of the connecting piece 16;

[0028] A sealing rubber ring 18 is bonded and fixed to the bottom end of the cover plate 13, and the connecting pieces 16 are symmetrically distributed about the central axis of the cover plate 13;

[0029] A heating box 8 is installed on the other side of the top of the screw conveyor body 1, a first motor 10 is installed on the top of the heating box 8, and a fan blade 9 is connected to the bottom end of the first motor 10;

[0030] A heating resistance wire 11 is installed inside the heating box 8, and two groups of the heating resistance wire 11 are installed near the bottom of the heating box 8;

[0031] When the two bottom plates 20 are further in a horizontal position, the baffle 19 reaches the sides and front and rear of the mounting plate 7, thus achieving a closing effect;

[0032] Furthermore, the size of the sealing rubber ring 18 is adapted to the inner diameter of the feed port 12, thereby achieving a sealing protection effect.

[0033] Working principle: First, during operation, the first motor 10 is started to drive the fan blades 9 to rotate. After the rotation, the wind flow is formed and heated by the heating resistance wire 11 to dry the residual water stains in the screw conveyor body 1, and then the material is fed at the position of the feed port 12. After feeding, the second telescopic rod 17 is started to drive the connecting piece 16 to move downward. After the connecting piece 16 is connected and fixed to the cover plate 13, the cover plate 13 moves downward to allow the sealing rubber ring 18 to seal the position of the feed port 12, and the cover plate 13 is shielded. After the material reaches the inside of the screw conveyor body 1, the working motor 14 is started to drive the screw conveying rod 2 to rotate, so as to complete the feeding work, and the material is finally discharged at the position of the discharge port 3. When discharging, the first telescopic rod 5 drives the first connecting plate 6 to move after working. At this time, the first connecting plate 6 flips outward under the rotating connection. When the discharging is completed, the first telescopic rod 5 is started to work to allow the first connecting plate 6 to retract, and the bottom plates 20 at the bottom ends of the two first connecting plates 6 are closed, and the baffle 19 is shielded front and back.

[0034] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

Claims

1. A screw conveyor with a dustproof structure, comprising a screw conveyor body (1), characterized in that: A support leg (15) is installed at the bottom end of the screw conveyor body (1), a feed port (12) is installed on one side of the top end of the screw conveyor body (1), a discharge port (3) is installed on one side of the bottom end of the screw conveyor body (1), a working motor (14) is installed on one side of the screw conveyor body (1), a screw conveying rod (2) is installed inside the screw conveyor body (1), both ends of the discharge port (3) are installed with a fixing plate (4), the bottom end of the fixing plate (4) is installed with a first telescopic rod (5), the bottom end of the first telescopic rod (5) is connected to a first connecting plate (6), the top end of the first connecting plate (6) is rotatably connected to a mounting plate (7), the bottom end of the first connecting plate (6) is installed with a bottom plate (20), and both ends of the top end of the first connecting plate (6) are installed with baffles (19).

2. The screw conveyor with dust-proof structure according to claim 1, characterized in that: The mounting plate (7) is symmetrically distributed about the vertical center axis of the discharge port (3), and the top end of the mounting plate (7) is fixedly mounted at the bottom end of the screw conveyor body (1).

3. The screw conveyor with dust-proof structure according to claim 1, characterized in that: The baffles (19) are symmetrically distributed about the central axis of the first connecting plate (6), and a rotational connection is formed between the first connecting plate (6) and the mounting plate (7).

4. The screw conveyor with dust-proof structure according to claim 1, characterized in that: The bottom end of the feed port (12) is connected to the interior of the screw conveyor body (1), and the top end of the discharge port (3) is connected to the interior of the screw conveyor body (1).

5. The screw conveyor with dust-proof structure according to claim 1, characterized in that: A second telescopic rod (17) is installed at the top of the screw conveyor body (1) outside the feed port (12), a connecting piece (16) is installed at the top of the second telescopic rod (17), and a cover plate (13) is installed at one end of the connecting piece (16).

6. The screw conveyor with dust-proof structure according to claim 5, characterized in that: A sealing rubber ring (18) is bonded and fixed to the bottom end of the cover plate (13), and the connecting pieces (16) are symmetrically distributed about the central axis of the cover plate (13).

7. The screw conveyor with dust-proof structure according to claim 1, characterized in that: A heating box (8) is installed on the other side of the top of the screw conveyor body (1), a first motor (10) is installed on the top of the heating box (8), and a fan blade (9) is connected to the bottom end of the first motor (10).

8. The screw conveyor with dust-proof structure according to claim 7, characterized in that: A heating resistance wire (11) is installed inside the heating box (8), and two groups of the heating resistance wire (11) are installed at a position close to the bottom end inside the heating box (8).

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