Spiral lifting conveyor

Abstract

The utility model belongs to the technical field of spiral lifting conveying equipment and discloses a spiral lifting conveyor which comprises a conveying pipe, a discharging pipe communicated with the interior of the conveying pipe is arranged below the top end of the conveying pipe, protruding blocks are arranged on the two sides of the bottom end of the discharging pipe, and threaded sleeves are embedded in the protruding blocks. The periphery of the bottom end of the discharging pipe is slidably sleeved with a telescopic pipe, sliding grooves are formed in the two sides of the interior of the telescopic pipe, the interiors of the sliding grooves are movably connected with screws through bearings, micro motors are fixedly embedded in the tops of the sliding grooves, and the tail ends of output shafts of the micro motors are fixedly connected with the tops of the screws. And through a driving box of a micro motor, a screw rod and a threaded sleeve, a convex block slides in a sliding groove, so that the purpose of driving a telescopic pipe to extend is achieved, the telescopic pipe is aligned to an opening of a material receiving bin, the accuracy of material conveying is ensured, and the situation that the materials splash or overflow to the outside is avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field of spiral lifting and conveying equipment, and in particular relates to a spiral lifting and conveying machine. Background Art

[0002] Conveyors are widely used in agriculture, industrial and mining enterprises and transportation industries to transport various solid block and powder materials or finished items. Belt conveyors have strong conveying capacity, long conveying distance, simple structure and easy maintenance, and can easily implement programmed control and automated operation.

[0003] At present, when the existing spiral lifting conveyor is conveying materials, the opening height of the receiving bin is different, and the end length of the discharge port of the conveying pipe cannot be adjusted, which leads to splashing or overflow of materials during discharge, which is not conducive to the complete collection of materials. For this reason, we propose a spiral lifting conveyor. Utility Model Content

[0004] The purpose of the utility model is to provide a spiral lifting conveyor to solve the existing problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a spiral lifting conveyor, comprising a feed pipe, a telescopic tube and a screw, a discharge pipe connected to the inside of the feed pipe is arranged below the top of the feed pipe, and protrusions are arranged on both sides of the bottom end of the discharge pipe, and threaded sleeves are inlaid inside the protrusions, and the bottom outer peripheral sliding sleeve of the discharge pipe is provided with a telescopic tube, and slide grooves are opened on both sides of the inside of the telescopic tube, and the inside of the slide groove is movably connected with a screw through a bearing, the threaded sleeve is arranged on the outer periphery of the screw and is spirally connected to it, and a micro motor is fixedly inlaid on the top of the slide groove, and the end of the output shaft of the micro motor is fixedly connected to the top of the screw.

[0006] Preferably, a corrugated rubber sleeve is provided on the outer side of the slide groove, and both sides of the corrugated rubber sleeve extend to the inner wall of the slide groove and are slidably connected thereto, and the two ends of the corrugated rubber sleeve are fixedly connected to the bottom surface of the slide groove and the bottom of the protrusion by gluing respectively.

[0007] Preferably, a limiting rod is provided on one side of the inner part of the slide groove, and the two ends of the limiting rod are fixedly connected to the bottom surface and the top wall of the slide groove by welding, and the protrusion is sleeved on the outer periphery of the limiting rod and is slidably connected to its surface.

[0008] Preferably, a transmission shaft is movably connected to the inner center of the feed pipe via a bearing, spiral blades are fixedly welded to the outer periphery of the transmission shaft, a drive motor is provided at the bottom end of the feed pipe, and the output shaft end of the drive motor is fixedly connected to the transmission shaft.

[0009] Preferably, an electric control box is provided at the bottom of the driving motor, the driving motor is obliquely installed on the top of the electric control box, and a control panel is provided on one side of the outside of the electric control box.

[0010] Preferably, a bottom plate is provided at the bottom of the feed pipe, a support frame is welded to the top of the bottom plate, the top of the support frame is fixedly connected to the outside of the feed pipe, and the electric control box is fixedly installed on the top of one end of the bottom plate.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. By setting a slidable telescopic tube on the outside of the discharge pipe, the protrusion slides inside the slide groove in the drive box of the micro motor, screw and threaded sleeve, so as to achieve the purpose of driving the telescopic tube to extend, align the telescopic tube with the opening of the receiving bin to ensure the accuracy of material conveying and avoid splashing or overflow of materials to the outside.

[0013] 2. By arranging a corrugated rubber sleeve on the inner side of the chute, when the telescopic tube is extended, the corrugated rubber sleeve can extend along with the protrusion, thereby blocking the opening of the chute, preventing the material from entering the interior of the chute, and blocking the protrusion from sliding inside the chute. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model;

[0016] Figure 3 For the utility model Figure 2 A is a schematic diagram of the enlarged structure.

[0017] In the figure: 1. feed pipe; 2. feed hopper; 3. drive motor; 4. electric control box; 5. control panel; 6. support frame; 7. bottom plate; 8. discharge pipe; 9. transmission shaft; 10. spiral blade; 11. bump; 12. telescopic tube; 13. slide; 14. micro motor; 15. screw; 16. threaded sleeve; 17. limit rod; 18. corrugated rubber sleeve. DETAILED DESCRIPTION

[0018] 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.

[0019] See also Figure 1-3 The utility model provides a technical solution of a spiral lifting conveyor: it includes a feeding pipe 1, a telescopic tube 12 and a screw 15, a discharge pipe 8 connected to the inside of the feeding pipe 1 is arranged below the top of the feeding pipe 1, and protrusions 11 are arranged on both sides of the bottom end of the discharge pipe 8, and a threaded sleeve 16 is embedded in the protrusion 11, and the outer periphery of the bottom end of the discharge pipe 8 is slidingly sleeved with a telescopic tube 12, and both sides of the inside of the telescopic tube 12 are provided with a slide groove 13, and the inside of the slide groove 13 is movably connected with a screw 15 through a bearing, and the threaded sleeve 16 is sleeved on the outer periphery of the screw 15 and spirally connected with it, and a micro motor 14 is fixedly embedded on the top of the slide groove 13, and the end of the output shaft of the micro motor 14 is fixedly connected to the top of the screw 15.

[0020] Specifically, a corrugated rubber sleeve 18 is provided on the outer side of the slide groove 13, and both sides of the corrugated rubber sleeve 18 extend to the inner wall of the slide groove 13 and are slidably connected thereto, and the two ends of the corrugated rubber sleeve 18 are fixedly connected to the bottom surface of the slide groove 13 and the bottom of the protrusion 11 by gluing.

[0021] Specifically, a limit rod 17 is provided on one side of the inner part of the slide groove 13, and both ends of the limit rod 17 are fixedly connected to the bottom surface and the top wall of the slide groove 13 by welding. The protrusion 11 is sleeved on the outer periphery of the limit rod 17 and is slidably connected to its surface.

[0022] Specifically, a transmission shaft 9 is movably connected to the inner center of the feed pipe 1 through a bearing, a spiral blade 10 is fixedly welded to the outer periphery of the transmission shaft 9, a drive motor 3 is provided at the bottom end of the feed pipe 1, and the output shaft end of the drive motor 3 is fixedly connected to the transmission shaft 9.

[0023] Specifically, an electric control box 4 is provided at the bottom of the driving motor 3 , the driving motor 3 is obliquely installed on the top of the electric control box 4 , and a control panel 5 is provided on one side of the outside of the electric control box 4 .

[0024] Specifically, a bottom plate 7 is provided at the bottom of the feed pipe 1 , a support frame 6 is welded on the top of the bottom plate 7 , the top of the support frame 6 is fixedly connected to the outside of the feed pipe 1 , and the electric control box 4 is fixedly installed on the top of one end of the bottom plate 7 .

[0025] In the present embodiment, when in use, the material is injected into the inside of the delivery pipe 1 through the feed hopper 2, and the drive motor 3 is used to drive the transmission shaft 9 and the spiral blade 10 to rotate, so that it drives the other end of the material box delivery pipe 1 to move and discharge from the discharge pipe 8. When it is necessary to adjust the length of the discharge pipe 8, the micro motor 14 is driven to drive the screw 15 to rotate, and the threaded sleeve 16 embedded in the protrusion 11 is matched, so that the threaded sleeve 16 and the screw 15 are relatively displaced, thereby driving the telescopic tube 12 to extend toward the end of the discharge pipe 8, so as to achieve the purpose of extending the discharge pipe 8, and the discharge port at the bottom of the telescopic tube 12 is close to the receiving bin. , thereby realizing the function of accurately conveying materials. During the extension of the telescopic tube 12, the limiting rod 17 plays a limiting role to prevent the telescopic tube 12 from being pressed down under the gravity of the material, resulting in an offset and misalignment between the telescopic tube 12 and the discharge pipe 8, thereby ensuring the stability of the telescopic tube 12. By arranging a corrugated rubber sleeve 18 on the inner side of the slide groove 13, when the telescopic tube 12 extends to, the corrugated rubber sleeve 18 can extend along with the protrusion 11 to block the opening of the slide groove 13, thereby preventing the material from entering the interior of the slide groove 13 and blocking the smoothness of the protrusion 11 sliding inside the slide groove 13.

[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.

Claims

1. A screw lifting conveyor, comprising a conveying pipe (1), a telescopic pipe (12) and a screw (15), characterized in that: A discharge pipe (8) connected to the inside of the discharge pipe (1) is arranged below the top of the feed pipe (1), and the discharge pipe (8) is provided with protrusions (11) on both sides of the bottom end, and a threaded sleeve (16) is embedded in the inside of the protrusion (11). A telescopic tube (12) is slidably sleeved on the outer periphery of the bottom end of the discharge pipe (8), and a slide groove (13) is provided on both sides of the inside of the telescopic tube (12). A screw rod (15) is movably connected to the inside of the slide groove (13) through a bearing, and the threaded sleeve (16) is sleeved on the outer periphery of the screw rod (15) and is spirally connected thereto. A micro motor (14) is fixedly embedded in the top of the slide groove (13), and the output shaft end of the micro motor (14) is fixedly connected to the top of the screw rod (15).

2. A spiral lifting conveyor according to claim 1, characterized in that: A corrugated rubber sleeve (18) is provided on the outer side of the slide groove (13), and two sides of the corrugated rubber sleeve (18) extend to the inside of the inner wall of the slide groove (13) and are slidably connected thereto, and two ends of the corrugated rubber sleeve (18) are respectively fixedly connected to the bottom surface of the slide groove (13) and the bottom of the protrusion (11) by gluing.

3. The spiral lifting conveyor according to claim 1, characterized in that: A limiting rod (17) is provided on one side of the interior of the slide groove (13), and two ends of the limiting rod (17) are fixedly connected to the bottom surface and the top wall of the slide groove (13) by welding. The protrusion (11) is sleeved on the outer periphery of the limiting rod (17) and is slidably connected to the surface thereof.

4. The spiral lifting conveyor according to claim 1, characterized in that: A transmission shaft (9) is movably connected to the center of the feed pipe (1) via a bearing, and spiral blades (10) are fixedly welded to the outer circumference of the transmission shaft (9). A drive motor (3) is provided at the bottom end of the feed pipe (1), and the output shaft end of the drive motor (3) is fixedly connected to the transmission shaft (9).

5. The spiral lifting conveyor according to claim 4, characterized in that: An electric control box (4) is provided at the bottom of the drive motor (3), the drive motor (3) is obliquely mounted on the top of the electric control box (4), and a control panel (5) is provided on one side of the outside of the electric control box (4).

6. The spiral lifting conveyor according to claim 5, characterized in that: A bottom plate (7) is provided at the bottom of the feed pipe (1), a support frame (6) is welded to the top of the bottom plate (7), the top of the support frame (6) is fixedly connected to the outside of the feed pipe (1), and the electric control box (4) is fixedly mounted on the top of one end of the bottom plate (7).

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