Single-cone helical ribbon dryer with gas filtering device

Abstract

The utility model relates to the technical field of drying machines, in particular to a single-cone helical ribbon drying machine with a gas filtering device, which comprises a drying box, a box cover, a gas inlet assembly and a gas filtering assembly, a drying cavity with an upper opening is arranged on the drying box, the box cover matched with the opening of the drying cavity is arranged on the drying box, and the gas filtering assembly is arranged on the box cover. The gas filtering assembly comprises an adapting pipe, a filtering barrel, a filtering net and a connecting pipe, the adapting pipe is arranged on the box cover, according to the single-cone helical ribbon dryer with the gas filtering device, the adapting pipe provides stable protection for the filtering barrel with the filtering net, the height of the connecting plate and the height of the fan can be controlled through the lifting assembly, and the fan is connected with the filtering barrel; and the connecting plate is detachably connected with the lifting assembly, so that the filter barrel is convenient to replace and assemble, the use is convenient, and the drying efficiency is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of dryers, in particular to a single-cone spiral belt dryer with a gas filtering device. Background Art

[0002] The single cone spiral ribbon dryer is a device used to dry and mix powdery and granular materials. The device usually consists of a conical agitator (spiral ribbon) and a shell. The powdery and granular materials are mixed and dried inside by the movement of the rotating agitator.

[0003] The current single cone spiral belt dryer needs air intake when unloading. After the equipment has been used for a period of time, the air intake filter device needs to be replaced. However, the filter components of the existing air intake device are inconvenient to assemble, which affects the drying efficiency of the equipment. Utility Model Content

[0004] 1. Technical issues to be solved

[0005] In view of the deficiencies of the prior art, the utility model provides a single-cone spiral belt dryer with a gas filtering device.

[0006] (II) Technical solution

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a single-cone spiral belt dryer with a gas filtering device, comprising a drying box, a box cover, an air intake assembly and a gas filtering assembly, the drying box is provided with a drying chamber with an upper opening, the drying box is provided with a box cover adapted to the opening of the drying chamber, the gas filtering assembly comprises a receiving tube, a filter barrel, a filter screen and a connecting pipe, the box cover is provided with a receiving tube, the connecting pipes are provided on the upper and lower sides of the filter barrel, the filter screen is provided in the filter barrel, the connecting pipe located at the bottom passes through the box cover, the air intake assembly comprises a lifting assembly, a connecting plate and a fan, the output end of the fan passes through the connecting plate and is sleeved with the connecting pipe located at the top, and the box cover is provided with a lifting assembly for driving the connecting plate to rise and fall.

[0008] In order to stably control the lifting and lowering of the connecting plate, the utility model is improved in that the lifting assembly includes a motor, a worm, a worm wheel and a screw, two groups of worm wheels are rotatably arranged above the box cover, the receiving tube is arranged between the two groups of worm wheels, and a motor is also arranged on the box cover, the output end of the motor is connected to the worm, the worm is meshed with the two groups of worm wheels, the screw is arranged on the worm wheel, and a screw hole matching the screw is arranged on the connecting plate.

[0009] In order to provide stable protection for the worm wheel and the worm, the utility model is improved in that a cover body for covering the worm and the worm wheel is further provided on the box cover.

[0010] Preferably, a slot adapted to the receiving tube is provided below the connecting plate.

[0011] Preferably, a sealing ring is provided on the outer side of the connecting pipe.

[0012] Preferably, the filter screens are arranged in a plurality of groups evenly.

[0013] (III) Beneficial effects

[0014] Compared with the prior art, the utility model provides a single-cone spiral belt dryer with a gas filtering device, which has the following beneficial effects:

[0015] The single-cone spiral belt dryer with a gas filtering device has a receiving tube that provides stable protection for a filter barrel with a filter screen. The height of a connecting plate and a fan can be controlled by a lifting component. The fan is connected to the filter barrel, and the connecting plate and the lifting component are arranged to be detachably connected so as to facilitate replacement and transfer of the filter barrel. The dryer is easy to use and has guaranteed drying efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0017] Figure 2 This is a schematic diagram of the utility model structure without the cover body and the receiving tube;

[0018] Figure 3 The utility model structure Figure 2 A partial enlarged schematic diagram;

[0019] Figure 4 It is a partial schematic diagram of the structure of the utility model.

[0020] In the figure: 1. Drying box; 2. Box cover; 3. Receiver tube; 4. Filter barrel; 5. Filter screen; 6. Connecting pipe; 7. Connecting plate; 8. Fan; 9. Motor; 10. Worm; 11. Worm wheel; 12. Screw; 13. Cover; 14. Sealing ring. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figure 1-4A single-cone spiral belt dryer with a gas filtering device comprises a drying box 1, a box cover 2, an air intake assembly and a gas filtering assembly, the drying box 1 is provided with a drying chamber with an upper opening, the drying box 1 is provided with a box cover 2 adapted to the opening of the drying chamber, the gas filtering assembly comprises a receiving pipe 3, a filter barrel 4, a filter screen 5 and a connecting pipe 6, the box cover 2 is provided with a receiving pipe 3, the filter barrel 4 is provided with the connecting pipe 6 on both the upper and lower sides, the filter screen 5 is provided in the filter barrel 4, the connecting pipe 6 located at the bottom passes through the box cover 2, the air intake assembly comprises a lifting assembly, a connecting plate 7 and a fan 8, the output end of the fan 8 passes through the connecting plate 7 and is sleeved with the connecting pipe 6 located at the top, and the box cover 2 is provided with a lifting assembly for driving the connecting plate 7 to rise and fall.

[0023] During actual use, a box cover 2 is provided on the drying box 1. When material discharge and air intake are required, the receiving tube 3 provides stable protection for the filter barrel 4. The lifting component drives the connecting plate 7 to fit with the receiving tube 3. The connecting pipe 6 below the fan 8 and above the filter barrel 4 is plugged in. The connecting pipe 6 below the filter barrel 4 passes through the box cover 2. A filter screen 5 is provided in the filter barrel 4. The filter screen 5 is arranged in several groups and evenly arranged to ensure the stability of the filtration. When a new filter barrel 4 needs to be replaced, it is only necessary to control the connection plate 7 to rise through the lifting component, open the opening above the receiving tube 3, and then pull out the filter barrel 4.

[0024] During actual use, it is necessary to ensure the stability of the lifting and lowering of the connecting plate 7. To this end, the lifting assembly includes a motor 9, a worm 10, a worm wheel 11 and a screw 12. Two groups of worm wheels 11 are rotatably arranged above the box cover 2, and the receiving tube 3 is arranged between the two groups of the worm wheels 11. A motor 9 is also arranged on the box cover 2, and the output end of the motor 9 is connected to the worm 10, and the worm 10 is meshed with the two groups of the worm wheels 11. The screw 12 is arranged on the worm wheel 11, and a screw hole adapted to the screw 12 is arranged on the connecting plate 7. When the connecting plate 7 is controlled to be lifted or lowered, the motor 9 drives the worm 10 to rotate, and the two groups of worm wheels 11 simultaneously drive the screw 12 to rotate. The screw 12 is threadedly connected to the connecting plate 7, which is convenient for controlling the lifting and lowering of the connecting plate 7. In this embodiment, the connecting plate 7 and the screw 12 are arranged to be detachably connected, which further facilitates the assembly and disassembly of the filter barrel 4.

[0025] If the worm wheel 11 and the worm 10 are exposed to the outside, foreign matter may easily cause motion interference. Therefore, a cover body 13 for covering the worm 10 and the worm wheel 11 is further provided on the box cover 2 .

[0026] In this embodiment, a slot matched with the receiving tube 3 is provided below the connecting plate 7, and a sealing ring 14 is provided on the outer side of the connecting tube 6 to ensure the sealing of the whole device.

[0027] In order to explain in detail the possible application scenarios, technical principles, specific schemes that can be implemented, and the purposes and effects that can be achieved, the following is a detailed description of the specific embodiments listed in conjunction with the accompanying drawings. The embodiments described herein are only used to more clearly illustrate the technical solutions of the present application, and are therefore only used as examples, and cannot be used to limit the scope of protection of the present application.

[0028] Reference to "embodiment" herein means that the specific features, structures or characteristics described in conjunction with the embodiment may be included in at least one embodiment of the present application. The term "embodiment" appearing in various places in the specification does not necessarily refer to the same embodiment, nor does it particularly limit its independence or association with other embodiments. In principle, in the present application, as long as there is no technical contradiction or conflict, the various technical features mentioned in the embodiments can be combined in any way to form a corresponding implementable technical solution.

[0029] Unless otherwise defined, the technical terms used in this document have the same meanings as those generally understood by those skilled in the art to which this application belongs; the use of relevant terms in this document is only for describing specific embodiments and is not intended to limit this application.

[0030] Although the 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 single-cone spiral belt dryer with a gas filtering device, comprising a drying box (1), a box cover (2), an air intake assembly and a gas filtering assembly, characterized in that: The drying box (1) is provided with a drying chamber with an upper opening, and the drying box (1) is provided with a box cover (2) adapted to the opening of the drying chamber. The gas filter assembly comprises a receiving pipe (3), a filter barrel (4), a filter screen (5) and a connecting pipe (6). The box cover (2) is provided with a receiving pipe (3), the filter barrel (4) is provided with the connecting pipe (6) on both upper and lower sides, the filter barrel (4) is provided with the filter screen (5), the connecting pipe (6) located at the bottom passes through the box cover (2), and the air intake assembly comprises a lifting assembly, a connecting plate (7) and a fan (8), the output end of the fan (8) passes through the connecting plate (7) and is sleeved with the connecting pipe (6) located at the top, and the box cover (2) is provided with a lifting assembly for driving the connecting plate (7) to rise and fall.

2. The single-cone spiral belt dryer with a gas filtering device according to claim 1, characterized in that: The lifting assembly comprises a motor (9), a worm (10), a worm wheel (11) and a screw (12); two groups of worm wheels (11) are rotatably arranged above the box cover (2); the receiving tube (3) is arranged between the two groups of worm wheels (11); a motor (9) is also arranged on the box cover (2); an output end of the motor (9) is connected to the worm (10); the worm (10) is meshed with the two groups of worm wheels (11); the screw (12) is arranged on the worm wheel (11); and a screw hole matched with the screw (12) is arranged on the connecting plate (7).

3. The single cone spiral belt dryer with a gas filtering device according to claim 2, characterized in that: The box cover (2) is also provided with a cover body (13) for covering the worm (10) and the worm wheel (11).

4. The single-cone spiral belt dryer with a gas filtering device according to claim 3, characterized in that: A slot matching the receiving tube (3) is provided below the connecting plate (7).

5. The single-cone spiral belt dryer with a gas filtering device according to claim 4, characterized in that: A sealing ring (14) is provided on the outside of the connecting pipe (6).

6. The single-cone spiral belt dryer with a gas filtering device according to claim 5, characterized in that: The filter screens (5) are arranged in a plurality of groups and are evenly spaced.

Images