CN2112647U - Infrared drier for paper making - Google Patents

Abstract

The utility model provides an infrared drier for paper making, mainly comprising a drying cylinder, infrared tubes, and a series of components for fixing the infrared tubes. The utility model has the advantages of compact structure, low cost, low energy consumption, and no environment pollution, which can meet requirements of area without coal.

Description

Infrared drier for paper making

The utility model relates to papermaking equipment, and it is a kind of drying unit that is specially adapted to sheet machine.

Sheet machine is mainly used in township enterprise and self-employed worker at present, general sheet machine is with steam formula drying unit at present, this drying cylinder need add special-purpose Boiler High Pressure pipeline, only additional boiler of this complete equipment and pressure piping will make cost be multiplied, this boiler need burn coal and power consumption is big, and need take bigger place, in order to address this problem, utility model 88214241 patents provide a kind of directly-heated type papermaking dryer, the sheet machine that uses this drying unit is adapted boiler and pressure piping no longer, therefore reduced the cost of equipment investment, also reduced simultaneously floor space, but because this directly-heated type papermaking dryer, need in drying cylinder, to add coal and will often discharge slag, therefore this device temperature instability, and cause production environment to pollute, more than these factors cause paper quality to descend.No matter be steam seasoning device or directly-heated type drying unit, needed fuel is coal, and this has brought difficulty for local these equipment that use of scarce coal.

It is a kind of simple in structure that the purpose of this utility model is to provide, and energy consumption is low, and floor space is little, need not burn coal, free from environmental pollution, can guarantee the papermaking dryer of product quality.

The utility model is to realize like this.

Each fixes the diameter hollow shaft identical and concentric with length at end cap center, drying cylinder two ends, in hollow shaft, adorn a central tube that has certain intensity and two or more holes are arranged, central tube and hollow shaft link by bearing, some infrared pipes are housed in the drying cylinder, these pipes are contained on the tubular article, it is the outside of stationary magazine creel, and stationary magazine creel is to be made by the material of certain intensity, respectively there is a base plate at the two ends of stationary magazine creel, base plate can be installed within the recessed stationary magazine creel sidewall, outside the also extended sidewall, put the solar heat protection filler at the stationary magazine creel inwall, what stationary magazine creel was firm is assembled into one with central tube, and central tube passes the center of stationary magazine creel two ends base plate, the lead that is connected with electric appliance control box penetrates central tube, enter in the drying cylinder body, then by one of them hole on the central tube come out with drying cylinder in the infrared pipe adorned be connected.Its loop line enters central tube again by another hole on the central tube and draws drying cylinder and form the loop outward.Lead can be one group and is once controlled by control cabinet, also can be divided into several groups and control.Also can on central tube, be hinged with a lead contact block, infrared pipe and lead contact block are linked and enter drying cylinder in lead also with the connection of lead contact block, form the loop then.

In paper-making process, paper pulp enters baking operation through the paper that a series of processing has moisture content and moulding.But just demand working power supply, the lead that is connected with control cabinet makes infrared pipe heating in the drying cylinder body.And drying cylinder drives and uniform rotation by the transmission system of paper machine, but because infrared pipe is on the stationary magazine creel that is fixed in the drying cylinder body, and stationary magazine creel is assembled into one with central tube, and central tube is again by the axle binding of bearing and drying cylinder.Therefore when drying cylinder rotated, a series of parts that infrared pipe is housed in the drying cylinder did not rotate.The paper that rotates drying cylinder tyre moisture content along with drying cylinder uniformly will evenly be heated, and makes its drying, because of heating process is to connect the heat that the infrared pipe in back sends by circuit, does not pollute the environment, and has improved the quality of paper.When this utility model need be used, very convenient at once as long as connect power supply.Do not need to use coal in the use, solved the difficulty in scarce coal place.The utility model has saved fully as steam formula drying unit and has wanted supporting a series of equipment so reduced expense.Because all parts of infrared type drying unit are all packed in the drying cylinder body, so make equipment compactness especially.Save floor space greatly, reached the purpose of this utility model.

Now be described further in conjunction with the accompanying drawings:

Fig. 1 is schematic diagram of the present utility model (explaining the book accompanying drawing uses)

Fig. 2 is an A-A cut-away view of the present utility model

Fig. 3 is the central tube schematic diagram

Among the figure: 1 is drying cylinder; 2 is the drying cylinder end cap; 3 is the drying cylinder axle; 4 is infrared pipe; 5 is stationary magazine creel; 6 is the stationary magazine creel base plate; 7 is lead; 8 is the lead contact block; 9 is central tube; 10 is nut; 11 are the solar heat protection filler; 12 is bearing; 13 is control cabinet.

Drying cylinder end cover 2 respectively is equipped with at two ends at drying cylinder 1, hollow drying cylinder axle 3 is installed at the center of drying cylinder end cover 2, a central tube 9 that some strength is arranged is housed in drying cylinder axle 3, central tube 9 links by bearing 12 with drying cylinder axle 3, at central tube 9 stationary magazine creel 5 is housed, stationary magazine creel 5 welds with central tube 9 or is riveted into one. Some infrared pipes 4 are housed between the inwall of the outside of stationary magazine creel 5 and Drying 1, and infrared pipe 4 is installed on the stationary magazine creel 5 by nut 10. Infrared pipe 4 also available additive method is fixed on the stationary magazine creel 5. Solar heat protection filler 11 is housed in the stationary magazine creel 5, has two or more holes on the central tube 9. The lead 7 that is connected with control cabinet 13 penetrates central tube 9 and is then come out by a hole on the central tube 9, be connected with infrared pipe 4 its loop line enters central tube 9 through another hole on central tube 9 again and draws outside the drying cylinder 1, form the loop, lead 7 can be one group and is once controlled by control cabinet, also can be divided into several groups and control. Also can a lead contact block 8 be installed at central tube 9, infrared pipe 4 and lead contact block 8 are linked, and the lead 7 that enters in the drying cylinder 1 also be connected, and forms then the loop with lead contact block 8. The size of this utility model can be by the paper machine manufacturing that matches with it.

Embodiment 1 is in conjunction with Fig. 1 explanation

The ultra redray drier of this embodiment manufacturing is to match with 787 paper machines:

Make the blank employing machining of the blank and the drying cylinder end cap 2 of drying cylinder 1 with casting, making drying cylinder 1 processing grow into the 1100mm diameter is φ 1000mm, drying cylinder end cap 2 external diameters are φ 1000mm, thickness 20mm, centre bore is φ 60, and the bar of getting φ 120-φ 150 is processed into two long 200mm, and external diameter is φ 100mm, internal diameter is the hollow shaft 3 of φ 55, these two axles is welded on the center of drying cylinder end cap 2 respectively.And at the head at axle two ends fit on bearing 12 respectively.The iron pipe that to get a long 1500mm internal diameter be φ 20 is made central tube 9, carries out fine finishining at its two ends external diameter, and its size is matched with bearing 12 endoporus.Each makes a call to the hole of a φ 20mm at distance central tube 9 two ends 100mm places.Being rolled into diameter with the thick black sheet of 1mm is that φ 50 length are the stationary magazine creel 5 of 900mm, and the seam weldering stays in its heat-resisting asbestos board of the bonding one deck in the inside.Then with the iron plate of two φ 48 of the thick black sheet of 1mm processing tube end plate 6 usefulness that fix, the heart breaks into and the identical hole of central tube 9 outside dimensions therein.The stationary magazine creel base plate 6 of burn-oning respectively at distance stationary magazine creel 5 two ends 50mm places inserts central tube 9 in the hole, center of stationary magazine creel base plates 6, makes stationary magazine creel 5 be in the middle part of central tube 9, then stationary magazine creel 5 and central tube 9 is welded together.On stationary magazine creel 5, load onto " " the infrared pipe 4(15 root of shape), and fastening with nut 10.More above-mentioned parts are packed in the drying cylinder body 1, lead 7 is penetrated central tube 9, draw the hole of lead 7 from central tube 9 and connect with infrared pipe 4, loop line enters central tube 9 again from another hole on the central tube 9, draws outside the drying cylinder 1.Central tube 9 two ends fit into respectively in the dead eye 12 of the axle 3 of welding on the drying cylinder end cap 2.Then drying cylinder 1 and drying cylinder end cap are tightened together with screw or other any methods, lead 7 is communicated with control cabinet 13.Because this utility model is simple in structure, therefore the sheet machine that uses that matches with it reduces greatly than the same model paper machine price of using at present that matches with the steam seasoning device, and saved occupation area of equipment, though the directly-heated type drying unit price that this utility model price and patent 88214241 are provided is basic identical, but the directly-heated type papermaking dryer that patent 88214241 is provided, still change the situation of burning coal, can't resolve the difficulty in the area use of no coal.And this drying unit has pollution to environment, there is dust to fly upward so that reduced paper quality, and having overcome the quality that above shortcoming improved paper fully, the utility model increased economic benefit of enterprises, make enterprise under the little situation of investment, obtain big income, so the utility model is highly significant.

Claims (3)

1, a kind of ultra redray drier that is used for papermaking is characterized in that the center of the two ends end cap 2 of drying cylinder 1 is equipped with hollow drying cylinder axle 3, and central tube 9 is housed in the drying cylinder axle 3, and drying cylinder axle 3 links by bearing 12 with central tube 9.Stationary magazine creel 5 is housed on the central tube 9, infrared pipe 4 is housed between the inwall of the outside of stationary magazine creel 5 and dram 1, infrared pipe 4 usefulness nuts 10 or additive method are fixed on the lead 7 that links to each other with electric appliance control box 13 on the stationary magazine creel 5 and enter drying cylinder 1 by central tube 9, connect with infrared pipe 4.

2, papermaking ultra redray drier according to claim 1 is characterized in that on central tube 9, a lead contact block 8 is installed infrared pipe 4 and lead contact block 8 are linked, and the lead 7 that enters in the drying cylinder 1 is also connected with lead contact block 8.

3, papermaking ultra redray drier according to claim 1 is characterized in that being equipped with on the central tube 9 two or more holes.

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