CN202915658U - Drying device for wood sheets - Google Patents
Drying device for wood sheets Download PDFInfo
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- CN202915658U CN202915658U CN 201220556946 CN201220556946U CN202915658U CN 202915658 U CN202915658 U CN 202915658U CN 201220556946 CN201220556946 CN 201220556946 CN 201220556946 U CN201220556946 U CN 201220556946U CN 202915658 U CN202915658 U CN 202915658U
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- dryer
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- wood chip
- heat exchanger
- drying unit
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Abstract
The utility model discloses a drying device for wood sheets. The drying device for wood sheets comprises a combustion furnace (1), a blower (2), a drier channel (3) and a drier cart (4), wherein the combustion furnace (1) is connected with the blower (2). The drying device for wood sheets is characterized by at least comprising two heat exchangers (5), the combustion furnace (1) is connected with the heat exchangers (5) through heat through pipes (6), an exhaust fan (7) and a flowing fan (8) are respectively arranged at the upper portion and the lower portion of each eat exchanger (5), and the heat exchangers (5) are connected with the drier channel (3) through flowing air passages(14) and divide the corresponding drier channel (3) into drying units (3-1). The drying device for wood sheets has the advantages that the heat exchangers divide the corresponding drier channel into a plurality of drying units, the method multi-point operation and multi-point air suction is achieved, and the dried wood sheets are good in effect.
Description
Technical field
The utility model relates to a kind of timber drying plant, specifically, relates to a kind of wood chip drying unit.
Background technology
In the wood chip stoving process, traditional technique is the original way of using the artificial upset sun to shine, not only take large stretch of soil and manpower, and weather conditions directly has influence on the quantity and quality of wood chip oven dry at present.Therefore, people have invented various drying plants, and existing wood chip dryer all adopts chain net-bag type dryer.Yet existing chain net-bag type wood chip dryer exists complex structure, heaviness, and labour intensity is large, and difficulty is looked for the shortcomings such as operator, and simultaneously, the existing equipment energy consumption that yields poorly is large, and temperature is to control by rule of thumb, is difficult to guarantee dries quantity.So this type of dryer is difficult to promote, this just needs the exploitation high yield, and the wood chip dryer of low energy consumption could adapt to the nowadays demand of the social development of fast development.
By literature search, we have retrieved drying equipment, but all have certain shortcoming, for example:
1. Chinese patent, application number: CN201210057558.4, title: tunnel type high-efficiency circular drying device, summary: a kind of tunnel type high-efficiency circular drying device, comprise some oven dry casings that are interconnected, be provided with drying channel and the circulation air path that the top communicates in each oven dry casing, establish heater in the circulation air path, air intake passage on the heater is connected with the bottom of drying channel, air outlet on the heater communicates with circulation air path, is provided with circulating fan on the oven dry casing at the outer top of circulation air path; Be provided with coil exchanger at the oven dry casing, the import on the coil exchanger communicates with the external world, and its outlet communicates by the intake stack with the air intake blower fan with drying channel; Be provided with the exhaust duct that lower port communicates with the bottom of drying channel, upper port is connected with the import of heat exchanger tube in the coil exchanger at the oven dry casing, the heat exchanger tube outlet is connected by the discharge pipe with exhaust fan with extraneous; Top in the drying channel is provided with and hangs the clothing rail assembly, and its both sides are provided with the wind guide tank assembly.This invention has proposed the theory of thermal cycle, but main as clothes drying usefulness, adopts this equipment to be difficult to use as the wood chip oven dry.
2. Chinese patent, application number: CN201210146067.7, title: hot blast tunnel drying plant, summary: a kind of hot blast tunnel drying plant, comprise workbench, the top of workbench is provided with the hot blast tunnel, be provided with the filtering pressure reducing valve that connects successively by pipeline in the workbench, intelligent pressure controller, the industry heat gun, the industry heat gun connects the hot blast cutter by pipeline, on the hot blast cutter has, lower two groups, lay respectively at the upper of hot blast tunnel face, workbench top one side, lower two ends, on, lower two groups of hot blast cutter edges of a knife point to respectively the midline position in hot blast tunnel, and a side of hot blast tunnel face hot blast cutter also is provided with guide wheel above workbench; Be provided with the heated at constant temperature controller in the workbench; Become 15-20 degree angles between two knife faces of hot blast cutter; Center line between two knife faces of hot blast cutter and the midline position in hot blast tunnel are 30-35 degree angles.This equipment is mainly used in the metal manufacture field, and for the wood chip stoving process, equipment is too complicated, and cost of manufacture is too high, is difficult for promoting.
3. Chinese patent, application number: CN01216250.7, title: Drying tunnel, summary: this utility model is Drying tunnel, comprise oven dry truck and track thereof, large span insulation tunnel, the hot wind distributing system of array hot blast conveying fan and air duct thereof, the emptying cylinder of array wet steam is wherein arranged, the radiator that the tunnel is indoor.This system is by the capable circulating ventilation of double loop symmetrical expression hot blast conveying fan; The emptying cylinder of on the ceiling of tunnel deceleration drying section this is provided with branch road and reclaims airduct, this airduct other end is introduced the circulation air inlet of corresponding this pressure fan, the air duct that recycles of every group of this pressure fan is arranged mouthful indoor both sides, introducing tunnel, and before this row's mouth the venetian blind type wind deflector is set.At tunnel entrance door place the hydraulic pusher that this truck of ejection enters the tunnel is set.This tunnel heat difficult control of temperature, simultaneously, heat runs off easily, causes waste.
Summary of the invention
The utility model is in the wood chip drying plant of the prior art, and heat exhaustion is large, and energy consumption is high, and temperature is wayward, and the shortcoming that airborne dust is large provides a kind of wood chip drying unit, to address the above problem.
Scheme of the present utility model is by such realization: construct a kind of wood chip drying unit, comprise combustion furnace, air blast, dryer tunnel and dryer dolly, combustion furnace is connected with air blast, at least comprise 2 heat exchangers, described combustion furnace is connected with heat exchanger by hot siphunculus, described heat exchanger top, bottom are respectively equipped with air exhauster and flow fan, and described heat exchanger is connected with the dryer tunnel by stream wind passage; Described heat exchanger is divided into drying unit with corresponding dryer tunnel.
The know-why of the utility model scheme is: heat exchanger is divided into each drying unit with the dryer tunnel, place 1 to 2 dryer dolly that wood chip is housed in each drying unit, by adopting combustion furnace to provide heated drying air to each heat exchanger to process, each heat exchanger rouses hot blast by flow fan in drying unit, when oven dry air humidity height or air themperature reduction, close flow fan, open air exhauster, damp-heat air in the drying unit is drawn back heating and dehumidification in the heat exchanger, will carry out the wood chip baking in the heated drying air input drying unit of handling well again.So circulation realizes the purpose of point-to-point even continuous drying wood chip, has changed in the past that the thermal source of combustion furnace directly enters the roasting mode that directly contacts with wood chip in the dryer tunnel, has guaranteed the baking quality of wood chip.The heat exchanger that utility model adopts can be the heat exchangers commonly used such as box type heat interchanger, and air exhauster can adopt the equipment commonly used such as frequency conversion air exhauster.
In the utility model, as further improvement, described heat exchanger is provided with thermometer and control system, thermometer can show the temperature in the tunnel, and control system can be controlled exhausting and the air blast of heat exchanger according to temperature and humidity, realize temp-controlling and time-controlling, thereby reach the effect of Automatic Control.
In the utility model, as further improvement, described dryer is provided with main orbit in the tunnel, the outside, dryer tunnel is provided with auxiliary track, be provided with between described main orbit and the auxiliary track and turn to track, because the weight of wood chip is generally heavier, therefore change traditional wheel type dryer dolly, adopt the mode of track dryer dolly to transport wood chip, can be more laborsaving.Backbone is arranged in the dryer tunnel, and the effect of auxiliary track is, as charging usefulness, or is used for stopping dryer dolly for subsequent use, and the dryer dolly is by turning to track to move between main orbit and the auxiliary track again.
In the utility model, as another kind of scheme, described air exhauster and flow fan are replaceable to be the dual-purpose air exhauster of air sucking/blowing, is about to the dual-purpose air exhauster of air sucking/blowing and replaces air exhauster and flow fan, thereby reduce the setting of heat exchanger parts, convenient for maintaining.
In the utility model, as preferred version, be provided with two main orbits in the described dryer tunnel, two main orbits are so that in drying unit, two dryer dollies can be set, and this scheme can be in unit are so that quantity, the speed and the best in quality of wood chip baking.
Outstanding substantive distinguishing features of the present utility model and marked improvement are:
1. the utility model has the advantages that heat exchanger is divided into a plurality of drying units with the dryer tunnel, the realization multiple spot carries out, the mode of multiple spot exhausting, change in the past that the thermal source of combustion furnace directly enters in the tunnel, touch with wooden bark graft and cause the shortcoming of wood chip skin crack distortion, so that air-flow is even, with incremental wood chip is dried, guarantee the dries quantity of wood chip, reduced simultaneously the discharging of waste gas and dust, energy-conserving and environment-protective.
2. the utility model adopts the combustion furnace heat supply, the mode of the auxiliary heat dehumidifying of heat exchanger provides the oven dry heat, can reduce the energy that consumes when adding hot-air, heat exchanger is provided with thermometer and control system simultaneously, can control and regulate and control the temperature in the dryer tunnel, realize full-automatic temp-controlling and time-controlling, improve drying efficiency.
3. pass through in the utility model to lay main orbit and auxiliary track, realized the outer stock ground of stove, carry out entrucking, unload, mechanization degree is high, has simplified the heavy work of turnover stove.Improved efficient.Adopt the utility model wood chip drying unit, it is 3 hours that each bake oven is done the time, can uninterruptedly carry out the wood chip oven dry every day, and more existing drying technology saving energy is more than 30%, and the chip acceptable ratio that oven dry obtains promotes more than 15%.
4. the utility model is simple in structure, and cost of manufacture is low, is convenient to use, keeps in repair and promotes.
Description of drawings
Fig. 1 is the structural representation of the utility model wood chip drying unit;
Fig. 2 is the top view of the utility model wood chip drying unit;
Fig. 3 is the side view of the utility model wood chip drying unit.
Parts title and sequence number among the figure:
Drying unit 3.1.
The specific embodiment
Below in conjunction with drawings and Examples the utility model wood chip drying unit is described.
Embodiment 1:
As Figure 1-3, the utility model wood chip drying unit, comprise combustion furnace 1, air blast 2, dryer tunnel 3 and dryer dolly 4, combustion furnace 1 is connected with air blast 2, the two ends in dryer tunnel 3 are provided with fire door 15, be provided with two main orbits 11 in the dryer tunnel 3, be equipped with dryer dolly 4 on the main orbit 11.Dryer tunnel 3 sides are provided with 7 heat exchangers 5, combustion furnace 1 is connected with each heat exchanger 5 by hot siphunculus 6, heat exchanger 5 tops, bottom are respectively equipped with air exhauster 7 and flow fan 8, heat exchanger 5 is connected with dryer tunnel 3 by stream wind passage 14, wherein, 7 heat exchangers 5 are divided into 7 drying units 3.1 with corresponding dryer tunnel 3, have parked 2 dryer dollies 4 in each drying unit 3.1.Dryer tunnel 3 sides also are provided with auxiliary track 12, turn to track 13 that main orbit 11 and auxiliary track 12 are coupled together.
When needing the oven dry wood chip, dryer dolly 4 is parked in respectively on the auxiliary track 12 carries out material loading, open subsequently combustion furnace 1, air blast 2 blasts dryer tunnel 3 with hot gas, and hot gas enters heat exchanger 5.By control system 10 being set with the temperature in the control dryer tunnel 3, dryer dolly 4 is pushed respectively in the dryer tunnel 3, and put dryer dolly 4 according to each drying unit 3.1, corresponding each drying unit 3.1 is parked a dryer dolly 4 on every main orbit 11, close fire door 15, open subsequently flow fan 8, hot-air blasts in the dryer tunnel 3 from stream wind passage 14, from the thermometer 9 of each heat exchanger 5, can observe the temperature and humidity in the drying unit 3.1, when temperature and humidity changes, flow fan 8 is closed, air exhauster 7 is opened, high temperature damp-heat airs in the dryer tunnel 3 are drawn back to heat exchanger 5 carry out heating and dehumidification, until hot-air meets drying requirement, control system 10 is controlled air exhauster 7 is cut out, flow fan 8 is opened again, hot-air is blasted in the dryer tunnel 3 again, and so circulation reaches the purpose of drying wood chip.Complete when the wood chip oven dry, open fire door 15, behind dissipation of heat, dryer dolly 4 is released dryer tunnel 3 get final product.
Embodiment 2:
Difference from Example 1 is, described air exhauster 7 and flow fan 8 replace with a dual-purpose air exhauster of air sucking/blowing, and control system 10 is controlled rotating and reverse of the dual-purpose air exhauster of air sucking/blowing according to the temperature in the dryer tunnel 3, realizes the effect of blowing and air draught.All the other operation principles are identical with embodiment 1.
Except this above-described embodiment, adopt the wind-blowing/absorbing device of constructed means to replace air exhauster 7 and flow fan 8, all fall into protection domain.
Claims (5)
1. wood chip drying unit, comprise combustion furnace (1), air blast (2), dryer tunnel (3) and dryer dolly (4), combustion furnace (1) is connected with air blast (2), it is characterized in that: comprise at least 2 heat exchangers (5), described combustion furnace (1) is connected with heat exchanger (5) by hot siphunculus (6), described heat exchanger (5) top, bottom are respectively equipped with air exhauster (7) and flow fan (8), and described heat exchanger (5) is connected with dryer tunnel (3) by stream wind passage (14); Described heat exchanger (5) is divided into drying unit (3.1) with corresponding dryer tunnel (3).
2. wood chip drying unit according to claim 1, it is characterized in that: described heat exchanger (5) is provided with thermometer (9) and control system (10).
3. wood chip drying unit according to claim 1 and 2, it is characterized in that: (3) are provided with main orbit (11) in the described dryer tunnel, the outside, dryer tunnel (3) is provided with auxiliary track (12), is provided with between described main orbit (11) and the auxiliary track (12) and turns to track (13).
4. wood chip drying unit according to claim 3 is characterized in that: described air exhauster (7) and flow fan (8) be replaceable to be the dual-purpose air exhauster of air sucking/blowing.
5. wood chip drying unit according to claim 3 is characterized in that: be provided with two main orbits (11) in the described dryer tunnel (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220556946 CN202915658U (en) | 2012-10-27 | 2012-10-27 | Drying device for wood sheets |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220556946 CN202915658U (en) | 2012-10-27 | 2012-10-27 | Drying device for wood sheets |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202915658U true CN202915658U (en) | 2013-05-01 |
Family
ID=48163967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220556946 Withdrawn - After Issue CN202915658U (en) | 2012-10-27 | 2012-10-27 | Drying device for wood sheets |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202915658U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102901329A (en) * | 2012-10-27 | 2013-01-30 | 广西大圆机械设备有限责任公司 | Wood chip drying device |
| CN106766799A (en) * | 2016-12-09 | 2017-05-31 | 江苏新嘉理生态环境材料股份有限公司 | A kind of production drying system of irregular ceramic, blinds pottery |
-
2012
- 2012-10-27 CN CN 201220556946 patent/CN202915658U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102901329A (en) * | 2012-10-27 | 2013-01-30 | 广西大圆机械设备有限责任公司 | Wood chip drying device |
| CN102901329B (en) * | 2012-10-27 | 2015-10-14 | 广西大圆机械设备有限责任公司 | Wood chip drying unit |
| CN106766799A (en) * | 2016-12-09 | 2017-05-31 | 江苏新嘉理生态环境材料股份有限公司 | A kind of production drying system of irregular ceramic, blinds pottery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130501 Effective date of abandoning: 20151014 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |