CN217869706U

CN217869706U - Papermaking dryer capable of efficiently drying

Info

Publication number: CN217869706U
Application number: CN202221475562.8U
Authority: CN
Inventors: 李华柏; 张�诚; 吴小燕; 刘强利; 王家兵; 冯季良; 任声春
Original assignee: Zhejiang Zhefeng New Material Co ltd
Current assignee: Zhejiang Zhefeng New Material Co ltd
Priority date: 2022-06-14
Filing date: 2022-06-14
Publication date: 2022-11-22
Anticipated expiration: 2032-06-14

Abstract

The utility model discloses a papermaking dryer of high-efficient stoving, which comprises an outer shell, axostylus axostyle and hollow branch, a serial communication port, the bottom is installed respectively at the both ends of shell, the internally mounted of shell has the axostylus axostyle, the both ends of axostylus axostyle respectively with the middle part swing joint of bottom, the knob is installed respectively to one side of bottom, the knob respectively with axostylus axostyle threaded connection, hollow branch is installed at the equidistance on the axostylus axostyle, hollow branch's one end respectively with axostylus axostyle fixed connection, the heat insulating board is installed to the other end of hollow branch, heating coil is installed with hollow branch fixed connection in the inside and the hollow branch fixed connection of heat insulating board, heating coil's inner circle and heat insulating board fixed connection, the shell is installed to heating coil's outer lane, the inner wall and the heating coil fixed connection of shell, inner tube intercommunication between hollow branch's one end and the axostylus axostyle. The utility model discloses a heating coil cooperation steam can guarantee the temperature equilibrium of dryer.

Description

Papermaking dryer capable of efficiently drying

Technical Field

The utility model relates to a papermaking equipment technical field particularly, relates to a papermaking dryer of high-efficient stoving.

Background

The drying cylinder for papermaking is generally a hollow cylinder made of metal, and consists of a cylinder body and cylinder covers at two ends of the cylinder body, and the outer diameter of the drying cylinder is 1000-3000 mm at most. The outer surface of the cylinder of the drying cylinder is used for tensioning and conveying continuous paper to be dried, steam is introduced into the drying cylinder to heat the drying cylinder in the operation process of the drying cylinder, and heat is transferred to the outer surface of the drying cylinder to dry the conveyed paper. The area that the dryer contacted with the paper does not generally exceed 50% of dryer outer cylinder area, though evenly distributed's steam jet hole has improved the heat uniformity degree of dryer surface, but can lead to the heat homodisperse of steam in the circumferential position of dryer, and partial heat can direct conduction to the air in, has the problem that heat utilization rate is low, and the drying efficiency of paper is lower.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a papermaking dryer of high-efficient stoving to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the drying cylinder for the papermaking with high-efficiency drying comprises a shell, a shaft rod and hollow support rods and is characterized in that bottom covers are mounted at two ends of the shell respectively, the shaft rod is mounted inside the shell, two ends of the shaft rod are movably connected with the middle of the bottom covers respectively, knobs are mounted on one sides of the bottom covers respectively and are in threaded connection with the shaft rod respectively, the hollow support rods are mounted on the shaft rod at equal intervals, one ends of the hollow support rods are fixedly connected with the shaft rod respectively, heat insulation plates are mounted at the other ends of the hollow support rods, the interiors of the heat insulation plates are fixedly connected with the hollow support rods, heating coils are mounted on outer rings of the heat insulation plates, inner rings of the heating coils are fixedly connected with the heat insulation plates, the shell is mounted on outer rings of the heating coils, the inner wall of the shell is fixedly connected with the heating coils, a heat conduction layer is arranged on the inner wall of the shell, and the outer layer of the heat conduction layer is fixedly connected with the shell.

Furthermore, one end of the hollow supporting rod is communicated with the inner pipeline between the shaft rods, and the other end of the hollow supporting rod is communicated with the inner part between the heat insulation plates.

Furthermore, the heating coil is electrically connected with a power supply through a circuit.

Furthermore, two sides of the shell are respectively connected with one side of the bottom cover in a jogged mode.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses a degree of tightness of bottom and shell can be adjusted to the knob, and heating coil can even the inside temperature of dryer simultaneously, and in steam carried to the intermediate layer of shell and heat insulating board from each hollow branch, the thermal transmission can be accelerated to the cooperation heat-conducting layer, and the heat insulating board can reduce thermal loss.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic overall cross-sectional view of a high efficiency drying papermaking dryer;

FIG. 2 is a schematic internal sectional view of a high efficiency drying dryer for papermaking.

Reference numerals are as follows:

1. a knob; 2. a bottom cover; 3. a shaft lever; 4. a housing; 5. a heat conducting layer; 6. a heating coil; 7. a heat insulation plate; 8. a hollow support rod.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "top", "bottom", "one side", "the other side", "front", "back", "middle part", "inside", "top", "bottom", etc. indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "coupled" are to be construed broadly and encompass, for example, both fixed and removable coupling as well as integral coupling; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Please refer to fig. 1-2, according to the embodiment of the present invention, a drying cylinder for papermaking with high drying efficiency comprises a shell 4, a shaft rod 3 and a hollow support rod 8, wherein bottom covers 2 are respectively installed at two ends of the shell 4, the shaft rod 3 is installed inside the shell 4, two ends of the shaft rod 3 are respectively movably connected with the middle part of the bottom cover 2, knobs 1 are respectively installed at one side of the bottom cover 2, the knobs 1 are respectively connected with the shaft rod 3 by screw threads, the hollow support rods 8 are installed at equal intervals on the shaft rod 3, one end of each hollow support rod 8 is respectively fixedly connected with the shaft rod 3, a heat insulation plate 7 is installed at the other end of each hollow support rod 8, the inside of the shell 7 is fixedly connected with the hollow support rods 8, a heating coil 6 is installed at an outer ring of the heat insulation plate 7, an inner ring of the heating coil 6 is fixedly connected with the heat insulation plate 7, the shell 4 is installed at an outer ring of the heating coil 6, an inner wall of the shell 4 is fixedly connected with the heating coil 6, a heat conduction layer 5 is provided with an outer layer of the heat conduction layer 5, and the shell 4 are fixedly connected with the heat insulation plate 4.

Through the above technical scheme of the utility model, hollow branch 8 one end with internal pipeline intercommunication between the axostylus axostyle 3, hollow branch 8 the other end with inside intercommunication between the heat insulating board 7, through circuit electric connection between heating coil 6 and the power, the both sides of shell 4 respectively with one side gomphosis of bottom 2 is connected.

The working principle is as follows: the utility model discloses a degree of tightness of bottom and shell can be adjusted to the knob, and heating coil can even the inside temperature of dryer simultaneously, and steam is carried to the intermediate layer of shell and heat insulating board from each hollow branch in addition, and thermal transmission can be accelerated to the cooperation heat-conducting layer, and the heat insulating board can reduce thermal loss.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A papermaking drying cylinder with high-efficiency drying function, which comprises a shell (4), a shaft lever (3) and a hollow supporting rod (8), it is characterized in that two ends of the shell (4) are respectively provided with a bottom cover (2), a shaft lever (3) is arranged in the shell (4), two ends of the shaft lever (3) are respectively movably connected with the middle part of the bottom cover (2), one side of the bottom cover (2) is respectively provided with a knob (1), the knob (1) is respectively in threaded connection with the shaft lever (3), hollow supporting rods (8) are arranged on the shaft lever (3) at equal intervals, one end of the hollow support rod (8) is respectively fixedly connected with the shaft lever (3), the other end of the hollow supporting rod (8) is provided with a heat insulation plate (7), the interior of the heat insulation plate (7) is fixedly connected with the hollow support rod (8), the outer ring of the heat insulation plate (7) is provided with a heating coil (6), the inner ring of the heating coil (6) is fixedly connected with the heat insulation plate (7), the outer ring of the heating coil (6) is provided with a shell (4), the inner wall of the shell (4) is fixedly connected with the heating coil (6), the inner wall of shell (4) is equipped with heat-conducting layer (5), the skin of heat-conducting layer (5) with shell (4) fixed connection.

2. Drying cylinder for high-efficiency drying in paper making according to claim 1, characterised in that the hollow strut (8) communicates internally with the shaft (3) at one end and with the insulating panel (7) at the other end of the hollow strut (8).

3. An efficient drying dryer for paper making as claimed in claim 1, characterized in that said heating coil (6) is electrically connected to a power source by means of a wire.

4. Drying cylinder for high-efficiency drying in paper making according to claim 1, characterised in that the two sides of the shell (4) are respectively connected with one side of the bottom cover (2) in a jogged manner.