CN203501702U - Compressed wood chip screen drying machine - Google Patents
Compressed wood chip screen drying machine Download PDFInfo
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- CN203501702U CN203501702U CN201320592350.2U CN201320592350U CN203501702U CN 203501702 U CN203501702 U CN 203501702U CN 201320592350 U CN201320592350 U CN 201320592350U CN 203501702 U CN203501702 U CN 203501702U
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Abstract
A compressed wood chip screen drying machine is provided with a preheating cabinet, a drying cabinet, a cooling cabinet and a hot-blast stove, wherein the preheating cabinet is provided with a mesh belt layer built in, the drying cabinet is provided with at least three layers of mesh belts, and the lowest layer of the mesh belts in the drying cabinet stretches into the cooling cabinet; the cooling cabinet is provided with a discharge port, a clean flue of the hot-blast stove is connected with an air intake pipe at the bottom of the drying cabinet, a hot-damp gas discharge pipe at the top of the drying cabinet is connected with an air intake pipe of the preheating cabinet, and an exhaust gas discharge pipe of the preheating cabinet is connected with a cyclone separator; lower portions of two sides of the cooling cabinet are respectively provided with natural air inlets, an air discharge pipe at the top of the cooling cabinet is connected with a pulsed jet cloth filter, and an air discharge pipe of the pulsed jet cloth filter is connected with a secondary air intake pipe of the hot-blast stove; and the bottom of the drying cabinet is provided with a scraper-type ash removing device, a wall, corresponding to the lowest layer screen, in the drying cabinet is provided with smoke and fire detectors, and two sides over the lowest layer screen are respectively provided with automatic fire-fighting shower pipes. Waste heat and excess heat can be utilized, and the compressed wood chip screen drying machine is good in safety.
Description
Technical field
The utility model relates to web plate drying machine.
Background technology
At timbershed, utilize the residues such as felling, producing material, processing to cut wood chip processed, supply with paper-making industry, textile production paper pulp or staple fibre slurry and use.For reducing cost of transportation, fresh wood flake carries out compression packing after dry again.The range of application of web plate drying machine is wider, and it is to adopt percolation thermal current as drying medium, carry out the wet exchange of heat fully, and the water vapour that wet stock is evaporated is taken away in time with wet stock.Chinese patent Granted publication CN 202274726 U(application numbers 201120345080.6) utility model patent discloses a kind of mesh dryer, comprise transmission device, heating system, wind circulating system, dehumidification system and electric control system, in the cabinet of drying machine, be provided with the conveyer belt of three layers of level, in the vertical direction, its two ends are crisscross arranged, through conveyer belt transmission, material is dropped on conveying belt of lower floor by upper strata conveyer belt.Chinese patent application publication No. is that the application for a patent for invention of CN 102466399 A (application number 201010542440.1) discloses a kind of Multi-layer belt type drying machine with hot air circulating system, it has Multi-layer drying oven body, in every layer of drying box, be all provided with a plurality of independently drying units, the drying box top of top layer is provided with the dehumidification system with the inner UNICOM of drying box, in every layer of drying box, be all equipped with the conveyer belt that transmits material, the two ends of every layer of conveyer belt are all respectively equipped with charging aperture, discharging opening, the conveyer belt below of the drying box inside of every layer is all provided with heater, between each heater and conveyer belt, be provided with heated air circulation device.Chinese patent Granted publication CN 202045702 U(application numbers 201120118335.5) utility model patent discloses independently net belt type veneer dryer of a kind of dryer section and cooling section guipure, in dryer section and cooling section, be separately installed with non-ly share, dryer section guipure and the cooling section guipure of separate work.
Fresh flaking is with wood chip (powder), and in dry run, wood chip (powder) can be scattered from wood chip, if adopt above-mentioned web plate drying machine, because used heat, waste heat are directly discharged in atmosphere, wood chip (powder) is also discharged along with air-flow, and environment is caused to certain pollution.In body, wood chip (powder) can precipitation overstock, and in high temperature hyperoxia situation, easily causes spontaneous combustion, has potential safety hazard.
Utility model content
The purpose of this utility model is to propose a kind of used heat, waste heat is utilized and security is good compression wood chip web plate drying machine.
For achieving the above object, the utility model is taked following technical scheme: this compression wood chip web plate drying machine has preheating cabinet, drying box, cooler bin and hot-blast stove, in preheating cabinet, setting tool has one deck guipure, in drying box, there is at least three-layer network band, the material outlet of preheating cabinet is facing to the material inlet of drying box, in drying box, undermost guipure stretches into cooler bin, cooler bin is provided with discharging opening, the clean flue of described hot-blast stove is connected with the blast pipe of drying box bottom, hot blast is from bottom to top by each layer of guipure in drying box, the hot and humid gas discharge pipe at drying box top and the blast pipe of preheating cabinet are connected, the tail gas discharging pipe of preheating cabinet is connected with cyclone separator, the bottom of cooler bin both sides is equipped with natural air import, the discharge pipe at cooler bin top is connected with pulsed jet cloth filter, the discharge pipe of pulsed jet cloth filter is connected with the secondary wind inleting tube of hot-blast stove, the bottom of described drying box is provided with scraper-type dust remover, in drying box, the wall of corresponding bottom web plate is provided with cigarette, fiery survey meter, and the both sides, top of bottom web plate are respectively provided with automatic fire control shower.
Described scraper-type dust remover has driving shaft, driven shaft, the two ends of driving shaft are respectively provided with drive sprocket, the two ends of driven shaft are respectively provided with driven sprocket, between corresponding drive sprocket and driven sprocket, connect circumversion chain, article two, between circumversion chain, be connected with lead bar, lead bar is provided with the scraper plate vertical with lead bar.
The top of described drying box is provided with manual fire-fighting spray pipe.
The utlity model has following good effect: in 1 drying box, adopt multi-layered net plate, hot-air upwards penetrates all web plate layers continuously from the bottom, complete dry run, change traditional hot air circulation structure, reduce the power consumption that circulating fan brings, by controlling material bed thickness and web plate transmission speed, control air draft exhaust temperature.2, will complete the dried hot and humid gas of wood chip in drying box is that used heat is carried out recovery, and the used heat of recovery is introduced preheating cabinet, and wood chip to be dried is carried out to preheating, makes full use of used heat, improves dry heat efficiency and saves the energy.3, the remaining temperature waste heat of wood chip after dry is carried out and reclaimed, with fresh air, wood chip after dry is lowered the temperature, absorption of air wood chip heat heats up, and this part air is sent into hot-blast stove mixing chamber after dedusting, and waste heat is fully used.4, the tail gas of preheating cabinet is sent into carpenter's cyclone separator by exhaust blower and is isolated wood powder impurity and enter atmosphere, does not have the problem of contaminated environment.5, in drying box bottom, increase automatic ash removing system, in time the wood chip producing in dry run (powder) is discharged, prevent wood chip (powder) spontaneous combustion under high temperature hyperoxia situation.6, in the position of the corresponding bottom web plate of drying box, be provided with cigarette, fiery survey meter, above bottom web plate, be provided with automatic fire control water sprayer tube, once the hidden danger of catching fire detected, automatic fire control water sprayer tube automatic water jetting, eliminate danger, 7, at the top of drying box, be provided with manual fire-fighting spray pipe, at bottom automatic fire control spray, control malfunctioning or lose control of in the situation that, open manual fire-fighting spraying, guarantee safety.
Accompanying drawing explanation
Fig. 1 is top view of the present utility model.
Fig. 2 is preheating cabinet, drying box and cooler bin schematic diagram.
Fig. 3 is drying box schematic internal view.
Fig. 4 is scraper-type dust remover schematic diagram.
Fig. 5 is the top view of Fig. 4.
The specific embodiment
Embodiment 1
See Fig. 1 to Fig. 5, the present embodiment has preheating cabinet 1, drying box 2, cooler bin 3, pulsed jet cloth filter 4, hot-blast stove 5 and cyclone separator 6.Cyclone separator 6 adopts carpenter's cyclone separator.
The interior setting tool of preheating cabinet 1 has one deck guipure 1-1.In drying box 2, have at least three-layer network band 2-1, the present embodiment adopts 5 layers of guipure 2-1, and upper strata guipure and lower net band two ends are crisscross arranged, and in drying box 2, undermost guipure 2-1a stretches into cooler bin 3.Each drives operation by motor transmission mechanism every layer of guipure 2-1 in guipure 1-1 in preheating cabinet 1, drying box 2 and scraper-type dust remover 8.Preheating cabinet 1 has material inlet 1-2 and material outlet, and the material outlet of preheating cabinet 1 is facing to the material inlet 2-2 of drying box 2, and cooler bin 3 is provided with discharging opening.Wood chip enters from the material inlet 1-2 of preheating cabinet 1, by the guipure 1-1 of preheating cabinet 1, from the material outlet of preheating cabinet 1, enter the material inlet 2-2 of drying box 2, wood chip is fallen the head end of lower floor's guipure from the tail end of upper strata guipure, directly fall undermost guipure 2-1a upper, dry wood chip is from the discharging opening output of cooler bin 3.
The bottom of drying box 2 is provided with scraper-type dust remover 8.Scraper-type dust remover 8 has driving shaft 8-3, driven shaft, the two ends of driving shaft 8-3 are respectively provided with drive sprocket 8-4, the two ends of driven shaft are respectively provided with driven sprocket 8-5, between corresponding drive sprocket 8-4 and driven sprocket 8-5, connect circumversion chain 8-1, article two, between circumversion chain 8-1, be connected with lead bar 8-6, lead bar 8-6 makes two circumversion chain 8-1 synchronous operations.Lead bar 8-6 at interval of 3～4 lead bar distances is provided with the scraper plate 8-2 vertical with lead bar.The wall of the corresponding scraper-type dust remover of drying box 8 tail ends is provided with wood chip (powder) outlet, and 8 operations of scraper-type dust remover are cleaned out drying box by the wood chip (powder) that drops on drying box bottom from wood chip (powder) outlet.Prevent wood chip (powder) in high temperature oxygen environment because piling up heating spontaneous combustion.
In drying box, the wall of corresponding bottom web plate 2-1a is provided with cigarette, fiery survey meter, and the both sides, top of bottom web plate 2-1a are respectively provided with automatic fire control shower 9.The top of drying box is provided with manual fire-fighting spray pipe 10.Once the hidden danger of catching fire detected, automatic fire control water sprayer tube automatic water jetting, eliminates danger.At bottom automatic fire control spray, control malfunctioningly or lose control of in the situation that, open manual fire-fighting spraying.
Described hot-blast stove 5 has combustion chamber 5-3 and high temperature gas cleaning chamber 5-4, the wood chip (powder) of 10% left and right can adulterate in coal, high-temperature blower 5-2 leads to combustion chamber 5-3, and the flue gas that combustion chamber 5-3 produces enters high temperature gas cleaning chamber 5-4, then discharges by clean flue 5-1.Front portion at the clean flue 5-1 of hot-blast stove 5 is provided with secondary wind inleting tube 5-7, and the rear portion of clean flue 5-1 is provided with cold wind compensating port 5-5.
The clean flue 5-1 of hot-blast stove 5 is connected with the blast pipe 2-3 of drying box 2 bottoms, and blast pipe 2-3 is provided with drying air fan 5-6.The many hot and humid gas discharge pipe 2-4 at drying box 2 tops are connected by many blast pipe 1-3 of house steward 2-5 and preheating cabinet 1, and every blast pipe 1-3 is provided with used heat air-introduced machine 1-5.The tail gas discharging pipe 1-4 of preheating cabinet 1 is connected with described cyclone separator 6, and the tail gas discharging pipe 1-4 of preheating cabinet 1 is provided with exhaust blower 1-5.The discharge pipe 3-4 at cooler bin 3 tops is connected with pulsed jet cloth filter 4, and the discharge pipe 4-4 of pulsed jet cloth filter 4 is connected with the secondary wind inleting tube 5-7 on hot-blast stove 5, and the discharge pipe 4-4 of pulsed jet cloth filter 4 is provided with waste heat air-introduced machine 4-5.
Under the effect of drying air fan 5-6, the hot-air after purification enters in drying box 2 through the blast pipe 2-3 of clean flue 5-1 and drying box 2 bottoms, and hot blast is from bottom to top by each layer of guipure 2-1 in drying box 2.Complete in drying box the dried hot and humid gas of wood chip and be used heat and carry out and reclaim, the used heat of recovery is introduced preheating cabinet 1, and wood chip to be dried is carried out to preheating, and the tail gas of preheating cabinet 1 is sent into cyclone separator 6 by exhaust blower 1-5 and isolated wood powder impurity and enter atmosphere.
The bottom of cooler bin 3 both sides is equipped with natural air import 3-1, natural air carries out cooling to wood chip, the cooling heat of emitting of wood chip is by absorption of air simultaneously, air after intensification is drawn by waste heat air-introduced machine 4-5 after pulsed jet cloth filter is removed wood powder impurity, as waste heat, send in the clean flue 5-1 of hot-blast stove, jointly be mixed in clean flue 5-1 with other one fresh air, make the leaving air temp of hot-blast stove 5 be controlled at desired temperature.
Claims (3)
1. one kind is compressed wood chip web plate drying machine, there is preheating cabinet (1), drying box (2), cooler bin (3) and hot-blast stove (5), the interior setting tool of preheating cabinet (1) has one deck guipure (1-1), in drying box (2), there is at least three-layer network band (2-1), the material outlet of preheating cabinet (1) is facing to the material inlet (2-2) of drying box (2), it is characterized in that: in drying box (2), undermost guipure (2-1a) stretches into cooler bin (3), cooler bin (3) is provided with discharging opening (3-2), the clean flue (5-1) of described hot-blast stove (5) is connected with the blast pipe (2-3) of drying box (2) bottom, hot blast is from bottom to top by each layer of guipure (2-1) in drying box (2), the hot and humid gas discharge pipe (2-4) at drying box (2) top and the blast pipe (1-3) of preheating cabinet (1) are connected, the tail gas discharging pipe of preheating cabinet (1-4) is connected with cyclone separator (6), the bottom of cooler bin (3) both sides is equipped with natural air import (3-3), the discharge pipe (3-4) at cooler bin (3) top is connected with pulsed jet cloth filter (4), the discharge pipe (4-4) of pulsed jet cloth filter (4) and the secondary wind inleting tube (5-7) of hot-blast stove (5) are connected, the bottom of described drying box (2) is provided with scraper-type dust remover (8), in drying box, the wall of corresponding bottom web plate (2-1a) is provided with cigarette, fiery survey meter, and the both sides, top of bottom web plate (2-1a) are respectively provided with automatic fire control shower (9).
2. compression wood chip web plate drying machine according to claim 1, it is characterized in that: described scraper-type dust remover (8) has driving shaft (8-3), driven shaft, the two ends of driving shaft (8-3) are respectively provided with drive sprocket (8-4), the two ends of driven shaft are respectively provided with driven sprocket (8-5), between corresponding drive sprocket (8-4) and driven sprocket (8-5), connect circumversion chain (8-1), article two, between circumversion chain (8-1), be connected with lead bar (8-6), lead bar (8-6) is provided with the scraper plate vertical with lead bar (8-2).
3. compression wood chip web plate drying machine according to claim 1, is characterized in that: the top of described drying box is provided with manual fire-fighting spray pipe (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320592350.2U CN203501702U (en) | 2013-09-24 | 2013-09-24 | Compressed wood chip screen drying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320592350.2U CN203501702U (en) | 2013-09-24 | 2013-09-24 | Compressed wood chip screen drying machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203501702U true CN203501702U (en) | 2014-03-26 |
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ID=50332678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320592350.2U Expired - Fee Related CN203501702U (en) | 2013-09-24 | 2013-09-24 | Compressed wood chip screen drying machine |
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| Country | Link |
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| CN (1) | CN203501702U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109470028A (en) * | 2018-09-30 | 2019-03-15 | 徐州市华圆机械厂 | A kind of device for being dried to timber |
| CN109622471A (en) * | 2018-12-17 | 2019-04-16 | 贾鹏飞 | A kind of Chinese medicine cleaning device |
| CN114834097A (en) * | 2022-03-14 | 2022-08-02 | 龙利得智能科技股份有限公司 | Corrugated container board production is with drying device of incessant continuity |
| CN116078784A (en) * | 2023-04-06 | 2023-05-09 | 江苏爱吉科纺织机械有限公司 | Cleaning and sterilizing equipment for waste cotton |
-
2013
- 2013-09-24 CN CN201320592350.2U patent/CN203501702U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109470028A (en) * | 2018-09-30 | 2019-03-15 | 徐州市华圆机械厂 | A kind of device for being dried to timber |
| CN109622471A (en) * | 2018-12-17 | 2019-04-16 | 贾鹏飞 | A kind of Chinese medicine cleaning device |
| CN114834097A (en) * | 2022-03-14 | 2022-08-02 | 龙利得智能科技股份有限公司 | Corrugated container board production is with drying device of incessant continuity |
| CN114834097B (en) * | 2022-03-14 | 2023-10-03 | 龙利得智能科技股份有限公司 | Uninterrupted continuous drying device for corrugated board production |
| CN116078784A (en) * | 2023-04-06 | 2023-05-09 | 江苏爱吉科纺织机械有限公司 | Cleaning and sterilizing equipment for waste cotton |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140326 Termination date: 20150924 |
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| EXPY | Termination of patent right or utility model |