Efficient drying device for paper machine

Abstract

The utility model belongs to the technical field of paper machines, and particularly relates to an efficient drying device of a paper machine, which comprises a drying box body, and is characterized in that a condensation component, a drying piece and a hot air component are sequentially arranged in the drying box body from top to bottom, and openings are formed in the drying box body on two sides of the drying piece; the condensation assembly comprises condensation plates, a mounting plate and a water receiving frame, the mounting plate is fixedly connected to the upper portion of the drying box body, the upper ends of the two condensation plates are arranged in a contact mode, the lower ends of the condensation plates incline towards the two sides, the water receiving frame is parallel to the condensation plates and located at the lower ends of the condensation plates, and the two ends of the water receiving frame incline downwards and are located outside the drying box body; the water vapor generated by drying paper is collected through the condensation plate, and compared with a dehumidification mode, the water vapor can be removed, and heat loss can be reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to paper machine technical field, concretely relates to a kind of paper machine high-efficiency drying device. BACKGROUND

[0002] Paper machine is the machine that paper pulp water suspension body meeting the requirement of papermaking is formed into paper by filter screen dehydration, mechanical extrusion dehydration and drying process, paper machine includes the forming, pressing, drying 3 main parts of above process, when paper is dried, paper will change from wet state to dry state, so water vapor is generated in the process of drying paper, and if water vapor remaining in drying device is not treated, it will lead to incomplete drying of paper, affect drying effect, so water vapor is treated;

[0003] The utility model discloses a kind of drying device for paper machine, relate to paper machine drying technical field, including device main body, door is installed on the side of device main body, hot air blower is installed in the inside lower portion of device main body, the air outlet of hot air blower is connected with heating plate, ventilation pipe is arranged in the inside of heating plate, electric heating wire is installed in the inside of ventilation pipe, the drying device for paper machine, by drying roller, ventilation pipe, groove and electric heating wire, first open door, paper is wound on drying roller, then start hot air blower, electric heating wire and motor, motor starts to drive rotating shaft to rotate, rotating shaft drives linkage plate to rotate, linkage plate drives drying roller to rotate, hot air blower starts to send hot gas to heating plate, electric heating wire in heating plate also generates hot gas, hot gas is transmitted to rotating drying roller from ventilation pipe, elastic net does not block the drying of paper by hot gas, groove increases the heat dissipation channel of drying roller, accelerates the drying of paper.

[0004] In prior art, hot gas reaches above arched plate by setting conical tube above arched plate, then hot gas is collected above arched plate, but as there is no water collecting device below arched plate, when hot gas condenses into water above arched plate, it is easy to drop to both sides of arched plate along arched plate, so paper is wetted. UTILITY MODEL CONTENTS

[0005] In view of the problems in the above background art, the purpose of the utility model is to provide a kind of paper machine high-efficiency drying device, to solve the problems in the above background art.

[0006] To achieve the above technical purpose, the technical scheme adopted by the utility model is as follows:

[0007] A kind of paper machine high-efficiency drying device, including drying box body, its characterized in that: condensation component, drying piece and hot air component are sequentially arranged in the drying box body from top to bottom, the drying box body is equipped with opening on the both sides of drying piece.

[0008] The condensing assembly comprises condensing plates, a mounting plate and a water receiving frame, the mounting plate is fixedly connected above the drying box body, the number of the condensing plates is two, the upper ends of the condensing plates are in contact arrangement, and the lower ends of the condensing plates are inclined to two sides, the water receiving frame is arranged in parallel with the condensing plates and is located at the lower ends of the condensing plates, and the two ends of the water receiving frame are inclined downward and located outside the drying box body.

[0009] Preferably, the drying part comprises a rotating roller, the rotating roller is fixedly connected with a drying barrel provided with a plurality of ventilation holes, the ventilation holes are uniformly arranged, and the rotating roller is assembled with a motor.

[0010] Preferably, the hot air assembly comprises a fan, an electric heating wire and a hot air box, the hot air box is located at the lower part of the drying box body, the fan is assembled in the hot air box, the hot air box is provided with an opening at the upper part, the opening of the hot air box is located directly below the drying barrel, ventilation holes are formed in the two sides of the hot air box, and the electric heating wire is assembled with the hot air box and located at the opening of the hot air box.

[0011] Preferably, the opening at the upper part of the hot air box is contracted to the middle part, and the electric heating wire is assembled at the contraction part of the hot air box.

[0012] Preferably, a water absorbing strip is arranged in the water receiving frame, the upper end of the water absorbing strip is in contact with the lower end of the condensing plate, a through hole is formed in the outer side of the water receiving frame, a pressing plate is arranged on the outer side of the water absorbing strip, the pressing plate is assembled with an extension piece, and the output end of the extension piece is located in the through hole.

[0013] Preferably, drying tables are fixedly connected to the two sides of the drying box body, and the upper sides of the drying tables are flush with the lower parts of the openings in the two sides of the drying box body.

[0014] Compared with the prior art, the drying device has the following advantages:

[0015] The drying device has the advantages of simple structure and convenient drying treatment of paper, one end of the paper to be dried is connected with the winding device, the winding device collects the paper, the paper is located on the upper side of the drying barrel, the hot air assembly heats the drying barrel and the paper, the paper is dried, and the water vapor generated during drying of the paper is collected by the condensing assembly, when the water vapor contacts the condensing plate, the condensed water vapor is condensed into water, adheres to the condensing plate and falls into the water receiving frame for discharge, and compared with the way of removing water vapor, the heat loss can be reduced.

[0016] The water receiving frame collects the water sliding along the condensing plate, so that the paper is not wetted by the water, and the drying effect and the paper quality are not affected.

[0017] The water in the water receiving frame cannot be attached with water. BRIEF DESCRIPTION OF DRAWINGS

[0018] The utility model can further illustrate through the non - limited embodiment given by the drawing;

[0019] Figure 1 It is the structure schematic drawing of paper machine high -efficient drying device embodiment of the utility model;

[0020] Figure 2 It is the internal section view of the utility model;

[0021] Figure 3 It is the internal section view of the utility model;

[0022] Figure 4 It is the structure schematic drawing of hot -blast subassembly of the utility model;

[0023] The main element symbol is as follows:

[0024] Drying box 1;

[0025] Condensing assembly 2, condensing plate 21, mounting plate 22, water receiving frame 23, water absorbing strip 24, pressing plate 25, telescopic part 26;

[0026] Drying piece 3, rotating roller 31, drying barrel 32, ventilation hole 321, motor 33;

[0027] Hot -blast subassembly 4, electric heating wire 41, hot -blast box 42;

[0028] Drying table 5. DETAILED DESCRIPTION

[0029] In order to make those skilled in the art can better understand the utility model, the utility model technical scheme is further explained below with the drawings and examples.

[0030] As Figures 1-4 Indicated, a kind of paper machine high -efficient drying device, including drying box 1, it is characterized in that: drying box 1 is equipped with condensing assembly 2, drying piece 3 and hot -blast subassembly 4 from top to bottom in sequence, drying box 1 is equipped with opening in the two sides of drying piece 3;

[0031] Condensing assembly 2 includes condensing plate 21, mounting plate 22 and water receiving frame 23, mounting plate 22 is fixedly connected on the top of drying box 1, the number of condensing plate 21 is two, upper end contact arrangement, lower end is inclined to two sides, water receiving frame 23 is arranged in parallel with condensing plate 21, is located condensing plate 21 lower end, the two ends of water receiving frame 23 are inclined downward, located the outside of drying box 1.

[0032] The technical scheme of the embodiment is adopted, the hot air assembly 4 is used for generating hot air, the drying part 3 contacts the paper, the paper enters from one side of the drying box body 1 and is taken out from the other side, a collecting device is arranged on the other side of the drying box body to wind the dried paper, the condensing assembly 2 is used for condensing the moisture generated by the dried paper and discharging the drying box body, the condensing plate 21 is used for condensing the hot air, when the hot air rises to the condensing plate 21, the water vapor condenses into water due to the low temperature of the condensing plate 1, and then falls into the water receiving frame 23, and the water at both ends of the water receiving frame 23 reaches the outside of the drying box body 1 and is discharged.

[0033] Referring to Figures 1-2 The drying part 3 comprises a rotating roller 31, the rotating roller 31 is fixedly connected with a drying barrel 32 provided with a plurality of ventilation holes 321, the ventilation holes 321 are uniformly arranged, and the rotating roller 31 is assembled with a motor 33.

[0034] In the embodiment, the motor 33 is used to drive the rotating roller 31 to rotate, the rotating roller 31 drives the drying barrel 32 to rotate, and the ventilation holes 321 are used for the hot air generated by the hot air assembly 4 to pass through, while the hot air assembly 4 uniformly heats the drying barrel 32, the drying barrel 32 contacts the paper to heat the paper, and the ventilation holes 321 enable the hot air generated by the hot air assembly 4 to pass through the ventilation holes 321 above the drying barrel 32 to dry the paper.

[0035] Referring to Figure 4 The hot air assembly 4 comprises a fan, an electric heating wire 41 and a hot air box 42, the hot air box 42 is located at the lower part of the drying box body 1, the fan is assembled in the hot air box 42, the hot air box 42 is open at the upper part, the opening of the hot air box 42 is located directly below the drying barrel 32, ventilation openings are arranged on both sides of the hot air box 42, and the electric heating wire 41 is assembled with the hot air box 42 and located at the opening of the hot air box 42.

[0036] In the embodiment, the hot air assembly 4 is used for generating hot air, the number of the fans is multiple, the fan sucks the air outside into the hot air box 42, the ventilation grooves are arranged on the lower side of the drying box body 1, the hot air box 42 is communicated with the outside, the air generated by the fan is heated by the electric heating wire 41 and reaches the opening of the hot air box 42 to form hot air, the opening of the hot air box 42 is in a strip shape, so that the hot air is concentrated at the opening, and is concentrated directly below the rotating roller 31.

[0037] Referring to Figure 4 The opening of the hot air box 42 is contracted to the middle part, and the electric heating wire 41 is assembled at the contraction of the hot air box 42.

[0038] In the embodiment, the opening of the hot air box 42 is contracted to the middle part, so as to concentrate the hot air, and the hot air generated by the fan and heated by the electric heating wire 41 is concentrated directly below the drying barrel 32.

[0039] Referring to Figures 2-3 : The water receiving frame 23 is provided with a water absorbing strip 24, the upper end of the water absorbing strip 24 is in contact with the lower end of the condensing plate 21, the outer side of the water receiving frame 23 is provided with a through hole, the outer side of the water absorbing strip 24 is provided with a pressing plate 25, the pressing plate 25 is assembled and connected with an extension piece 26, and the output end of the extension piece 26 is located in the through hole.

[0040] In the embodiment, the water absorbing strip 24 is used for collecting water falling from the condensing plate 21 to the water receiving frame 23, so that no water is left in the water receiving frame 23, the water absorbing strip 24 has water absorption, the upper side of the water absorbing strip 24 is in contact with the condensing plate 21, water attached to the condensing plate 21 can be absorbed in time, the extension piece 26 is used for controlling the pressing plate 25 to extrude the water absorbing strip 24, the extension piece 26 is a pneumatic cylinder, the pneumatic cylinder is controlled through a program, water in the water absorbing strip 24 is extruded out after the pressing plate 25 extrudes the water absorbing strip 24, the material of the water absorbing strip 24 flowing out from both ends of the water receiving frame 23 is sponge or silica gel, has good water absorption, can discharge water in the water absorbing strip 24 through extrusion, and has elasticity, and can be repeatedly used.

[0041] Referring to Figure 3 : The drying table 5 is fixedly connected to the two sides of the drying box body 1, and the upper side of the drying table 5 is flush with the lower side of the two open sides of the drying box body 1.

[0042] In the embodiment, the drying table 5 is used for placing paper, and the paper enters the drying box body 1 from the two open sides of the drying box body 1.

[0043] The control mode of the utility model is automatically controlled through the controller, the control circuit of the controller can be realized through simple programming of the person skilled in the art, the power supply also belongs to the public knowledge in the art, and the utility model is mainly used for protecting the mechanical device, so the control mode and the circuit connection of the utility model are not explained in detail.

[0044] The above embodiment only exemplarily illustrates the principle and effect of the utility model, and is not used for limiting the utility model. Any person skilled in the art can modify or change the above embodiment without departing from the spirit and category of the utility model. Therefore, all equivalent modifications or changes completed by those skilled in the art without departing from the spirit and technical thought disclosed by the utility model should be covered by the claims of the utility model.

Claims

1. A high efficiency drying device for paper machines, comprising a drying chamber (1), characterized in that: The drying box body (1) is sequentially provided with a condensing assembly (2), a drying piece (3) and a hot air assembly (4) from top to bottom, and the drying box body (1) is provided with openings on both sides of the drying piece (3). The condensing assembly (2) comprises condensing plates (21), mounting plates (22) and water receiving frames (23), the mounting plates (22) are fixedly connected above the drying box body (1), the condensing plates (21) are two in number, are arranged in contact at the upper ends and are inclined to both sides at the lower ends, the water receiving frames (23) are arranged in parallel with the condensing plates (21) and are located at the lower ends of the condensing plates (21), and the water receiving frames (23) are inclined downward at both ends and are located outside the drying box body (1).

2. A high efficiency drying apparatus for a paper machine as claimed in claim 1, characterized in that: The drying piece (3) comprises rotating rollers (31), the rotating rollers (31) are fixedly connected with drying barrels (32) provided with a plurality of ventilation holes (321), the ventilation holes (321) are uniformly arranged, and the rotating rollers (31) are assembled with motors (33).

3. A high efficiency drying apparatus for a paper machine as claimed in claim 1, characterized in that: The hot air assembly (4) comprises a fan, electric heating wires (41) and a hot air box (42), the hot air box (42) is located at the lower part of the drying box body (1), the fan is assembled in the hot air box (42), the hot air box (42) is open at the upper part, the opening of the hot air box (42) is located directly below the drying barrel (32), ventilation openings are formed in the two sides of the hot air box (42), and the electric heating wires (41) are assembled with the hot air box (42) and are located at the opening of the hot air box (42).

4. A high efficiency drying apparatus for a paper machine as claimed in claim 3, characterized in that: The opening at the upper part of the hot air box (42) is contracted to the middle part, and the electric heating wires (41) are assembled at the contraction of the hot air box (42).

5. A high efficiency drying apparatus for a paper machine as claimed in claim 1, characterized in that: The water receiving frame (23) is provided with water absorbing strips (24), the upper ends of the water absorbing strips (24) are in contact with the lower ends of the condensing plates (21), the water receiving frame (23) is provided with through holes at the outer sides, the outer sides of the water absorbing strips (24) are provided with pressing plates (25), the pressing plates (25) are assembled with telescopic pieces (26), and the output ends of the telescopic pieces (26) are located in the through holes.

6. A high efficiency drying apparatus for a paper machine as claimed in claim 1, characterized in that: Both sides of the drying box body (1) are fixedly connected with drying tables (5), and the upper sides of the drying tables (5) are flush with the lower parts of the openings of the drying box body (1).

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