CN208012319U - A paper classification and drying device - Google Patents

Abstract

The utility model discloses a paper grading drying device, including operation panel, drying chamber and conveyer belt, dryer, first hot-blast main and a plurality of chill roll are installed in proper order to the direction that from left to right according to the paper gets into in the inner chamber of drying chamber, the equal fixed mounting in both sides of dryer has the warming mill, unreeling axle and rolling axle are installed respectively to the left and right both ends of operation panel, the fixed mounting in proper order from left to right on the outside of drying chamber on top has air heater, suction fan and cartridge filter, the both ends of drying chamber are the hopper type structure of falling, and the equal fixedly connected with outlet duct in top, outlet duct, suction fan and cartridge filter communicate through the air duct in proper order, the air outlet of air heater passes through heat-resisting air guide pipe and first hot-blast main intercommunication, a plurality of exhaust vent has been seted up to the bottom entire body of first hot-blast main. Adopt the mode of multistage stoving to heat the drying to the paper, compare with traditional single steam drying device, improved work efficiency, dry more evenly thoroughly moreover.

Description

A paper classification and drying device

technical field

The utility model relates to the technical field of paper processing and drying, in particular to a paper classification drying device.

Background technique

Most of the existing bamboo paper factories use bamboo pole racks to dry the wet paper in the drying shed manually, and use natural wind to dry it. Paper becomes moldy, making paper unusable and causing waste of resources. The existing drying device adopts single steam for drying, the drying effect is poor, the drying rate is low, and the drying temperature is difficult to control. Therefore there is a need to design a paper classification drying device.

Utility model content

The purpose of this utility model is to provide a paper classification and drying device to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a paper grading and drying device, including a drying chamber of the operating table and a conveyor belt, the drying chamber is arranged directly above the operating table, and the bottom is welded to the operating table , the conveyor belt is installed embedded on the upper surface of the operating table, and the inner cavity of the drying chamber is sequentially installed with a drying cylinder, a first hot air pipe and several cooling rollers from left to right according to the direction in which the paper enters, Heating rollers are fixedly installed on both sides of the drying cylinder, unwinding and rewinding shafts are respectively installed at the left and right ends of the operating table, and the top of the drying chamber is fixedly installed in turn from left to right on the outside of the drying chamber. There are a hot air blower, a suction fan and a filter cartridge. The two ends of the drying chamber are in an inverted funnel structure, and the top is fixedly connected with an air outlet pipe. The air outlet pipe, suction fan and filter cartridge are connected in sequence through the air guide pipe. The air outlet of the hot air blower communicates with the first hot air pipe through the heat-resistant air guide pipe. The bottom of the first hot air pipe is provided with several air outlet holes. Several evenly distributed ventilation holes, a second hot air pipe is installed above the first hot air pipe, and the second hot air pipe extends from one end of the drying chamber to the other end.

Preferably, the heating roller is an electric heating roller.

Preferably, the distance between the first hot air pipe and the surface of the conveyor belt is 10 to 15 centimeters.

Preferably, a squeeze roller is installed between the first hot air pipe and the cooling roller.

Preferably, the diameter of the air outlet hole is between 2 and 3 centimeters.

Preferably, there are no less than two cooling rolls.

Preferably, a dust filter is installed at the air inlet of the hot air blower.

Preferably, the second hot air pipe has an I-shaped structure and an air outlet hole is opened on the lower bottom surface.

Compared with the prior art, the beneficial effect of the utility model is: the utility model is reasonable in design and ingenious in conception. Firstly, the surface of the paper is preheated by the heating roller, and then one step of heating is carried out through the drying cylinder. The paper heated by the cylinder is heated by the heating roller, and finally dried and heated by the hot air of the first hot air pipe to make the drying more thorough. The multi-stage drying method is used to heat and dry the paper. Drying, compared with the traditional single drying device, it improves the working efficiency, and the drying is more uniform and thorough, and the steam and exhaust gas generated during the drying process are adsorbed and filtered to prevent them from polluting the surrounding environment. The second hot air pipe is set up to play the role of turbulence, increase the flow rate of the air in the drying room, and speed up the drying efficiency.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is a schematic side view of the utility model;

Fig. 3 is the schematic diagram of the first hot air pipe of the utility model;

Fig. 4 is a schematic diagram of the second hot air pipe of the present invention.

In the figure: 1 operating table, 2 drying chamber, 3 conveyor belt, 4 drying cylinder, 5 first hot air pipe, 6 cooling roller, 7 heating roller, 8 unwinding reel, 9 rewinding reel, 10 hot air blower, 11 suction fan , 12 filter cartridges, 13 air outlet holes, 14 air outlet pipes, 15 squeeze rollers, 16 ventilation holes, 17 second hot air pipes.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "vertical", "upper", "lower" and "horizontal" are based on the orientation or positional relationship shown in the accompanying drawings, only It is for the convenience of describing the utility model and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the utility model.

In the description of the present utility model, it should also be noted that, unless otherwise specified and limited, the terms "setting", "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection , can also be detachably connected, or integrally connected; can be mechanically connected, can also be electrically connected; can be directly connected, can also be indirectly connected through an intermediary, and can be internal communication between two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model according to specific situations.

Please refer to Figures 1-3, the utility model provides a technical solution: a paper grading and drying device, including an operating table 1, a drying chamber 2 and a conveyor belt 3, and the drying chamber 2 is set directly above the operating table 1 And the bottom is welded with the operating table 1, the conveyor belt 3 is embedded and installed on the upper surface of the operating table 1, and the inner cavity of the drying chamber 2 is sequentially installed with the drying cylinder 4 and the first hot air in the direction of the paper entering from left to right. Pipe 5 and several cooling rollers 6, heating roller 7 is all fixedly installed on both sides of drying cylinder 4, and heating roller 7 is electric heating roller, is convenient to control heating temperature, and the surface distance of the first hot air pipe 5 and conveyor belt 3 is 10 to 15 cm to dry the paper surface with hot air. A squeeze roller 15 is installed between the first hot air pipe 5 and the cooling roller 6 to squeeze the dried paper so that the surface is smooth and the cooling roller 6 does not Less than two, the left and right ends of the console 1 are respectively equipped with an unwinding reel 8 and a rewinding reel 9, and the outer top of the drying chamber 2 is fixedly installed with a hot air blower 10, a suction blower 11 and Filter cartridge 12, the air inlet place of hot air blower 10 is equipped with dust filter screen, and dust in the air is filtered, prevents that the surface of paper is polluted, and the two ends of drying chamber 2 are inverted funnel-shaped structures, and the tops are all An air outlet pipe 14 is fixedly connected, and the air outlet pipe 14, the suction fan 11 and the filter cartridge 12 are connected in sequence through the air guide pipe, and the air outlet of the hot air blower 10 is communicated with the first hot air pipe 5 through the heat-resistant air guide pipe, and the first hot air pipe The bottom of 5 is provided with several air outlet holes 13 throughout the whole body, and the diameter of the air outlet holes 13 is between 2 and 3 centimeters. The lower end side wall of the drying chamber 2 is provided with several evenly distributed air holes 16. A second hot air pipe 17 is installed above the air pipe 5, and the second hot air pipe 17 extends from one end of the drying chamber 2 to the other end. Hole 13.

Working principle: First, the surface of the paper is preheated by the heating roller 7, and then heated by the drying cylinder 4, the paper heated by the drying cylinder 4 is then heated by the heating roller 7, and finally heated in the first heat Under the action of the hot air in the air duct 5, the final drying and heating are carried out to make the drying more thorough. The multi-stage drying method is used to heat and dry the paper, which improves the work efficiency compared with the traditional single drying device. efficiency, and the drying is more uniform and thorough, and through the suction fan 11 and the filter cartridge 12, the steam and exhaust gas generated during the drying process are adsorbed and filtered to prevent them from polluting the surrounding environment, while the second hot air pipe 17 plays the role of turbulence, increases the flow rate of the air in the drying chamber 2, and improves the drying efficiency.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (8)

1. A paper grading and drying device, comprising an operating table (1), a drying chamber (2) and a conveyor belt (3), characterized in that: the drying chamber (2) is set on the side of the operating table (1) directly above, and the bottom is welded to the operating table (1), the conveyor belt (3) is embedded and installed on the upper surface of the operating table (1), and the inner cavity of the drying chamber (2) is pressed from left to right A drying cylinder (4), a first hot air pipe (5) and several cooling rollers (6) are installed sequentially in the direction of paper entry, and heating rollers (7) are fixedly installed on both sides of the drying cylinder (4). Unwinding shafts (8) and winding shafts (9) are respectively installed at the left and right ends of the operating table (1), and heating shafts (8) and winding shafts (9) are fixedly installed on the top of the outer side of the drying chamber (2) sequentially from left to right. Fan (10), suction fan (11) and filter cartridge (12), the two ends of the drying chamber (2) are in an inverted funnel-shaped structure, and the top end is fixedly connected with an air outlet pipe (14), and the air outlet pipe (14), the suction fan (11) and the filter cartridge (12) are connected in sequence through the air guide pipe, and the air outlet of the hot air blower (10) is connected with the first hot air pipe (5) through the heat-resistant air guide pipe. The bottom of the first hot air pipe (5) is provided with several air outlet holes (13), and the lower side wall of the drying chamber (2) is provided with several uniformly distributed ventilation holes (16). A second hot air pipe (17) is installed above the first hot air pipe (5), and the second hot air pipe (17) extends from one end of the drying chamber (2) to the other end. 2. A paper classification and drying device according to claim 1, characterized in that: the heating roller (7) is an electric heating roller. 3. A paper classification and drying device according to claim 1, characterized in that the distance between the first hot air pipe (5) and the surface of the conveyor belt (3) is 10 to 15 cm. 4. A paper classification and drying device according to claim 1, characterized in that: a squeeze roller (15) is installed between the first hot air pipe (5) and the cooling roller (6). 5. A paper classification and drying device according to claim 1, characterized in that: the diameter of the air outlet hole (13) is between 2 and 3 cm. 6. A paper classification and drying device according to claim 1, characterized in that there are no less than two cooling rollers (6). 7. A paper classification and drying device according to claim 1, characterized in that: a dust filter is installed at the air inlet of the hot air blower (10). 8 . The paper classification and drying device according to claim 1 , characterized in that: the second hot air pipe ( 17 ) has an I-shaped structure and an air outlet hole ( 13 ) is opened on the lower bottom surface.