CN202146866U - Wind-washing system for wood chips - Google Patents
Wind-washing system for wood chips Download PDFInfo
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- CN202146866U CN202146866U CN201120246431U CN201120246431U CN202146866U CN 202146866 U CN202146866 U CN 202146866U CN 201120246431 U CN201120246431 U CN 201120246431U CN 201120246431 U CN201120246431 U CN 201120246431U CN 202146866 U CN202146866 U CN 202146866U
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Abstract
The utility model discloses a wind-washing system for wood chips, comprising a vibrating screen, a roll-type screening machine and a plurality of spiral conveyers disposed on an upper platform; a plurality of wind-washing machines, and a plurality of air blowers disposed on a middle platform; a plurality of impurity conveyers, and a qualified wood chip conveyer disposed on a bottom layer; and a plurality of draught fans and a plurality of cyclone separators disposed at one side of the platform. The wind-washing system for wood chips disclosed by the utility model is compact in structure, capable of intensively and continuously wash wood chips by wind for many times, high in efficiency and low in energy consumption. The impurities of dust, heavy objects, iron blocks and the like can be removed while separating the wood chips with qualified dimensions by wind, so that the cleaning quality of the wood chips can be much efficiently improved, and a defibrator is prevented form being damaged.
Description
Technical field
The utility model relates to a kind of material preparation system of medium density fibre board (MDF); Especially a kind of foreign material such as the over-sized chips that contains in the good wood chip and sandstone, bark, iron block that will cut are separated; Thereby sub-elect the system of accepted chips, belong to wood-based plate manufacturing technology field.
Background technology
In the process of medium density fibre board (MDF), must earlier timber be chipped through wood chipping equipment, go out chump through screening and separating then, remove foreign material such as handstone, iron block, sandstone, more qualified wood chip is transported to the softening back of defibrator boiling defibre.Mixed wood in actual the use, the outsourcing wood chip is more, and its foreign material that contain must in time be disposed just can be transported to the defibrator defibre.For the foreign material that prevent to be mixed with in the wood chip damage defibrator; Degree of purity to wood chip requires increasingly high; The cleaning wood chip has washing and dry-cleaning (wind is washed) two kinds of different systems and mode usually, though the clean rate of washing is high, can produce a large amount of waste water; Handling these waste water needs a large amount of inputs, and cost is higher.
Summary of the invention
The purpose of the utility model is the deficiency that overcomes prior art, provides a kind of wood chip wind to wash system and wind washing method, when wind washes out qualified wood chip, can also remove foreign material such as dust in the wood chip, sandstone, iron block, the protection defibrator.
The utility model is achieved through following technical scheme:
A kind of wood chip wind is washed system; Comprise oscillating riddle, roll-type screening machine, several conveying worms of being arranged on upper platform; The several typhoons that are arranged on the middle level platform are washed machine, several air blasts; Be arranged on several foreign material conveyers, the accepted chips conveyer of bottom, be arranged on several air-introduced machines of platform one side, several cyclone separators; The middle level delivery outlet of oscillating riddle is positioned at roll-type screening machine inlet upside, and roll-type screening machine downside is provided with several output channels, and several conveying worms are positioned at roll-type screening machine downside, are separately fixed on the upper platform; The air-supply mouth of pipe that several air blasts make progress stretches into respectively in the roll-type screening machine; Said roll-type screening machine downside is provided with several delivery outlets; Several efferent ducts at roll-type screening machine middle part lead to several conveying worms downwards respectively; The wind that the output of conveying worm leads to respectively on the platform of middle level is washed the machine input; The output that wind is washed machine top leads to cyclone separator, and the foreign material output that wind is washed the machine bottom leads to corresponding foreign material conveyer respectively; The preceding efferent duct of nearly oscillating riddle one end of roll-type screening machine downside passes the middle level platform and leads to corresponding foreign material conveyer, and roll-type screening machine downside passes the accepted chips conveyer that the middle level platform leads to bottom away from the back efferent duct of oscillating riddle one end; Corresponding cyclone separator is led in the dust outlet of roll-type screening machine upper end.
Aforesaid wood chip wind is washed system; The upper strata delivery outlet of wherein said oscillating riddle leads to the over-sized chips belt conveyor; Foreign material conveyers such as tiny particle, bark, sandstone are led in the lower end outlet of oscillating riddle, and the size accepted chips leads to the roll-type screening machine through the middle level delivery outlet.
Aforesaid wood chip wind is washed system; A plurality of side by side homodromal separately conveying rollers in the wherein said roll-type screening machine; Leave the gap between the said conveying roller; Greater than the gap between all the other conveying rollers, the air-supply mouth of pipe that air blast makes progress is positioned at several conveying roller downsides away from oscillating riddle one end, is provided with tilting baffle plate at last conveying roller downside away from the gap between last several conveying rollers of oscillating riddle one end.
Aforesaid wood chip wind is washed system, and wherein said several typhoons are washed machine and comprised that first wind is washed machine, second wind is washed machine, and several conveying worms comprise first conveying worm, second conveying worm; The output of conveying worm leads to the vibration feeder that wind is washed machine one side, and the output of said vibration feeder leads to wind washes machine.
Aforesaid wood chip wind is washed system; Wherein said several cyclone separators comprise first cyclone separator of collecting the fraction accepted chips; Second cyclone separator of dust, dust is isolated in collection; The dust of roll-type screening machine, dust efferent duct lead to the input port, upper end of second cyclone separator, and fraction size accepted chips is washed the input port, upper end that the machine upper end exports first cyclone separator to from first wind, washes accepted chips to the accepted chips conveyer of machine lower end output from second wind; The accepted chips conveyer is led to through the rotary unloading device in the lower end of first cyclone separator, and the second cyclone separator lower end is through the logical foreign material conveyer of rotary unloading device.
Aforesaid wood chip wind is washed system, and wherein said several air-introduced machines comprise first air-introduced machine that output links to each other with first cyclone separator, second air-introduced machine that output links to each other with second cyclone separator.
The wood chip wind of the utility model is washed the system architecture compactness, continuously through multiple devices repeatedly wind wash wood chip, efficient is high, energy consumption is low.When selection by winnowing goes out the qualified wood chip of size, length, can also remove dust, sandstone, metal impurities, clean quality that can more effective raising wood chip avoids defibrator impaired.
The utility model advantage and characteristics will illustrate through the non-limitative illustration of following preferred embodiment and explain that these embodiment only provide with reference to accompanying drawing as an example.
Description of drawings
Fig. 1 is that the wood chip wind of the utility model is washed the system architecture sketch map;
Fig. 2 is the I portion enlarged drawing of Fig. 1.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is described further.
Like Fig. 1, shown in Figure 2; The wood chip wind system of washing of the utility model comprises first conveying worm 31, second conveying worm 32 that the oscillating riddle 1, roll-type screening machine 2, the discharging that are arranged on upper platform is in the opposite direction; First wind that be arranged on the middle level platform, is connected respectively with first conveying worm 31, second conveying worm 32 is washed machine 41, second wind is washed machine 42; Several air blast 5; Be arranged on 4 the foreign material conveyers and the accepted chips conveyer 101 of bottom, be arranged on first air-introduced machine 61, second air-introduced machine 62, first cyclone separator 71, second cyclone separator 72 of platform 8 one sides.
Oscillating riddle 1 is in swing process; The wood chip material and the foreign material that will separate earlier are dispersed on the screen cloth equably; Through the relative swing of its levels screen cloth, press the variation screening wood chip of relative aperture, it is online that over-sized chips is positioned at upper sieve; Accepted chips is positioned on the lower screen; Tiny assorted material, grail, bark pass screen cloth and fall into oscillating riddle 1 bottom, and over-sized chips leads to chump belt conveyor (not drawing among Fig. 1) through the upper strata delivery outlet 11 of oscillating riddle 1, and the bottom output 13 of oscillating riddle 1 leads to the first foreign material conveyer 102.Lower floor's delivery outlet 12 of oscillating riddle 1 is positioned at roll-type screening machine 2 inlet upsides, and roll-type screening machine 2 downsides are provided with 4 output channels, and first conveying worm 31, second conveying worm 32 are separately fixed at the upper strata of platform 8, are positioned at roll-type screening machine 2 downsides.The mouth of pipe of the ajutage 51 that several air blasts 5 make progress stretches into respectively in the roll-type screening machine 2.The efferent duct at roll-type screening machine 2 middle parts leads to the input of first conveying worm 31 and second conveying worm 32 downwards respectively; First conveying worm 31 and second conveying worm 32 extend to the front and back of platform 8 side respectively; The output of first conveying worm 31 and second conveying worm 32 respectively the efferent duct through its downside lead to respectively first wind wash machine 41, second wind wash the particular location of machine 42, the first conveying worms 31 and second conveying worm 32 arrange according to actual process fixed.
First wind is washed machine 41, second wind and is washed the output on machine 42 tops and lead to first cyclone separator 71, second cyclone separator 72 respectively; First wind is washed machine 41, second wind and is washed the foreign material output of machine 42 bottoms and lead to the 3rd foreign material belt conveyor 104, the 4th foreign material belt conveyor 105 respectively, and the accepted chips output leads to accepted chips belt conveyor 101.The preceding efferent duct 21 of nearly oscillating riddle 1 one ends of roll-type screening machine 2 downsides passes the middle level platform 81 straight-through second foreign material belt conveyors 103, and roll-type screening machine 2 downsides pass the accepted chips belt conveyor 101 that middle level platform 81 leads to bottom away from the back efferent duct 22 of oscillating riddle 1 one ends.Shown in Fig. 1 arrow, the input port, upper end of collecting second cyclone separator 72 that separates dust, dust is led in the outlet of the dust of roll-type screening machine 2 upper ends through dust efferent duct 23.
A plurality of side by side homodromal separately conveying rollers 24 in the roll-type screening machine 2; The wood chip compound that transports from oscillating riddle 1 moves ahead under the rib on conveying roller 24 surfaces of rotation promotes; The gap of 0.5-3mm between the conveying roller 24 can let tiny assorted material, grail pass the gap and fall into roll-type screening machine 2 bottoms; Reach about 5-30mm in gap 25 between latter two conveying roller 24 away from oscillating riddle 1 one ends; Greater than the gap between all the other conveying rollers 24, be provided with tilting baffle plate 26 at last conveying roller downside.Heavier foreign material such as stone, iron block that is mixed with a spot of wood chip from the gap 25 fall into roll-type screening machine 2 the bottom, transport through the second foreign material belt conveyor 103.
First wind is washed machine 41, second wind is washed machine 42 1 sides and is equipped with vibration feeder 43, and the output of conveying worm 2 leads to vibration feeder 43.Shown in Fig. 1 arrow, first cyclone separator 71 is collected the upper end input port of fraction size accepted chips from straight-through first cyclone separator 71 of output of upside, and second wind is washed the input port, upper end of straight-through second cyclone separator 72 of output of machine 42 upsides.First cyclone separator, 71 lower ends are led to accepted chips conveyer 101, the second cyclone separators 72 lower ends through rotary unloading device 711 and are led to the 5th foreign material belt conveyor 106 through rotary unloading device 711.
Except that the foregoing description, the utility model can also have other embodiments, and all employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop in the protection domain of the utility model requirement.
Claims (6)
1. a wood chip wind is washed system; It is characterized in that; Comprise oscillating riddle, roll-type screening machine, several conveying worms of being arranged on upper platform; The several typhoons that are arranged on the middle level platform are washed machine, several air blasts, are arranged on several foreign material conveyers, the accepted chips conveyer of bottom, are arranged on several air-introduced machines of platform one side, several cyclone separators; The middle level delivery outlet of oscillating riddle is positioned at roll-type screening machine inlet upside, and roll-type screening machine downside is provided with several output channels, and several conveying worms are positioned at roll-type screening machine downside, are separately fixed on the upper platform; The air-supply mouth of pipe that several air blasts make progress stretches into respectively in the roll-type screening machine; Said roll-type screening machine downside is provided with several delivery outlets; Several efferent ducts at roll-type screening machine middle part lead to several conveying worms downwards respectively; The wind that the output of conveying worm leads to respectively on the platform of middle level is washed the machine input; The output that wind is washed machine top leads to cyclone separator, and the foreign material output that wind is washed the machine bottom leads to the foreign material conveyer; The preceding efferent duct of nearly oscillating riddle one end of roll-type screening machine downside passes the middle level platform and leads to corresponding foreign material conveyer, and roll-type screening machine downside passes the accepted chips conveyer that the middle level platform leads to bottom away from the back efferent duct of oscillating riddle one end; Corresponding cyclone separator is led in the dust outlet of roll-type screening machine upper end.
2. wood chip wind as claimed in claim 1 is washed system; It is characterized in that; The upper strata delivery outlet of said oscillating riddle leads to the over-sized chips belt conveyor; Foreign material conveyers such as tiny particle, bark, sandstone are led in the lower end outlet of oscillating riddle, and the size accepted chips leads to the roll-type screening machine through the middle level delivery outlet.
3. wood chip wind as claimed in claim 1 is washed system; It is characterized in that; A plurality of side by side homodromal separately conveying rollers leave the gap between the said conveying roller in the said roll-type screening machine, away from the gap between last several conveying rollers of oscillating riddle one end greater than the gap between all the other conveying rollers; The air-supply mouth of pipe that air blast makes progress is positioned at several conveying roller downsides away from oscillating riddle one end, is provided with tilting baffle plate at last conveying roller downside.
4. wood chip wind as claimed in claim 1 is washed system, it is characterized in that, said several typhoons are washed machine and comprised that first wind is washed machine, second wind is washed machine, and several conveying worms comprise first conveying worm, second conveying worm; The output of conveying worm leads to the vibration feeder that wind is washed machine one side, and the output of said vibration feeder leads to wind washes machine.
5. wood chip wind as claimed in claim 1 is washed system; It is characterized in that; Said several cyclone separators comprise first cyclone separator of collecting fraction size accepted chips; Second cyclone separator of dust, dust is isolated in collection; The dust of roll-type screening machine, dust efferent duct lead to the input port, upper end of second cyclone separator, and fraction size accepted chips is washed the input port, upper end that the machine upper end exports first cyclone separator to from first wind, washes size accepted chips to the accepted chips conveyer of machine lower end output from second wind; The accepted chips conveyer is led to through the rotary unloading device in the lower end of first cyclone separator, and the second cyclone separator lower end is through the logical foreign material conveyer of rotary unloading device.
6. wood chip wind as claimed in claim 1 is washed system, it is characterized in that, said several air-introduced machines comprise first air-introduced machine that output links to each other with first cyclone separator, second air-introduced machine that output links to each other with second cyclone separator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120246431U CN202146866U (en) | 2011-07-13 | 2011-07-13 | Wind-washing system for wood chips |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120246431U CN202146866U (en) | 2011-07-13 | 2011-07-13 | Wind-washing system for wood chips |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202146866U true CN202146866U (en) | 2012-02-22 |
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ID=45587941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120246431U Withdrawn - After Issue CN202146866U (en) | 2011-07-13 | 2011-07-13 | Wind-washing system for wood chips |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202146866U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102247948A (en) * | 2011-07-13 | 2011-11-23 | 镇江中福马机械有限公司 | System and method for performing wind cleaning on wood chips |
| CN103586946A (en) * | 2013-11-08 | 2014-02-19 | 福建省永安林业(集团)股份有限公司 | Tunnel type wood chip air washing structure |
| CN114932086A (en) * | 2022-05-30 | 2022-08-23 | 沭阳县成基实业有限公司 | Gravity separator for screening wood chips through wind power |
-
2011
- 2011-07-13 CN CN201120246431U patent/CN202146866U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102247948A (en) * | 2011-07-13 | 2011-11-23 | 镇江中福马机械有限公司 | System and method for performing wind cleaning on wood chips |
| CN103586946A (en) * | 2013-11-08 | 2014-02-19 | 福建省永安林业(集团)股份有限公司 | Tunnel type wood chip air washing structure |
| CN103586946B (en) * | 2013-11-08 | 2015-10-14 | 福建省永安林业(集团)股份有限公司 | A kind of tunnel type wood chip air washes structure |
| CN114932086A (en) * | 2022-05-30 | 2022-08-23 | 沭阳县成基实业有限公司 | Gravity separator for screening wood chips through wind power |
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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: 20120222 Effective date of abandoning: 20130306 |
|
| RGAV | Abandon patent right to avoid regrant |