CN204854194U - Equipment of kiln dried wood - Google Patents
Equipment of kiln dried wood Download PDFInfo
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- CN204854194U CN204854194U CN201520608970.XU CN201520608970U CN204854194U CN 204854194 U CN204854194 U CN 204854194U CN 201520608970 U CN201520608970 U CN 201520608970U CN 204854194 U CN204854194 U CN 204854194U
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Abstract
The utility model discloses an equipment of kiln dried wood belongs to dry technical field, and it includes the box, sets up steam generator, characterized in that in the box: steam generator is located the both sides of bottom half, and steam generator's steam supply mouth is located the lower part of box, and the upper portion of box is equipped with hot -blast mouthful, lower part and is equipped with steam outlet, and steam outlet is located the below of steam supply mouth. This kind of equipment can make the steam of production direct to the timber drying of cooking, and the heat that has reduced steam scatters and disappears, does benefit to to improve the ligneous temperature of cooking, and in the evaporation rate of moisture, insecticidal sterilization better lengthens ligneous life in improving timber, stop the supply of steam in the later stage of drying, with hot -blast steam of displacing out in the timber, improve ligneous drying effect. And utilize the steam moisture in the timber of cooking out, wood drying is even, can not take place the dry situation of being out of shape owing to sharply be heated to improve its dry quality.
Description
Technical field
The utility model belongs to technical field of drying, is specifically related to a kind of equipment of kiln dried wood.
Background technology
Dried timber not only has the advantage that light weight is easily carried, and also has and prevents from being out of shape warpage, increase flexible feature, can improve the quality of woodwork.Therefore, timber substantially all will through super-dry process.
Traditional drying of wood mode adopts airing under the sun to carry out natural drying, but this kind of mode not only rate of drying is slow, the impact by natural environment in dry run is larger, and the dry mass of timber is wayward; And take larger space.Along with the development of technology, some timber driers are there are successively, comprise steam drying, it produces the body of heater of steam and the casing of desiccated wood is mostly two independently equipment, the steam that body of heater produces, by carrying out drying to timber in transport pump to casing, stops the supply of steam after drying.This kind of drying mode accelerates the rate of drying of timber to a certain extent, but on the one hand owing to extending the transport path of steam, causes heat loss, reduce the heat utilization efficiency of steam; Timber after another aspect is dried still has part water vapour, and drying is thorough not, needs airing again.
Chinese patent 201410276492.7 discloses a kind of superheat steam drying system and technique, it is when system starts, do not need the raw steam of extraneous infeed, but add hot-air by heater, hot-air is first driven by circulating fan, and now hot-air becomes the closed cycle in system, along with dry run material moisture rapid evaporation is in hot-air, most air in system replace by steaming, thus start to enter into superheat steam drying state.Its essence is a kind of heated-air drying mode, the moisture evaporated in timber by hot blast in airtight environment forms vapours, just increase the water content in hot blast, but the easy heated drying of crossing of timber evaporating steam that is heated at first in the process of drying shrinks, even carbonization, be unfavorable for the evaporation of wood internal moisture, cause the drying of wood uneven.
Based on above-mentioned present situation, the drying of timber has become the bottleneck of its output of restriction, and the industry is badly in need of a rate of drying soon and thoroughly equipment, shortens drying time, reduces dry place, this operation is adapted with the production of timber better.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of equipment of kiln dried wood, can improve dry mass and the speed of timber, and can reduce the heat energy dissipation of steam.
For solving the problems of the technologies described above, the technical solution of the utility model is: invent a kind of equipment utilizing said method kiln dried wood, comprise casing, in casing, steam raising plant is set, it is characterized in that: described steam raising plant is positioned at the both sides of bottom half, the steam supply opening of steam raising plant is positioned at the bottom of casing, casing top is provided with hot-air mouth, bottom is provided with steam (vapor) outlet, steam (vapor) outlet is positioned at the below of steam supply opening.
Preferably, described steam raising plant comprises tank, baffle plate and is opened in the waveguide mouth on wall box, and baffle plate is outward-dipping setting from bottom to top, and the upper end wall box upper and lower end be connected to above waveguide mouth of baffle plate is positioned at the inner side of tank sidewall.
Preferably, on described waveguide mouth, also cover is equipped with reflecting plate, and reflecting plate is between wall box and baffle plate, and the angle between reflecting plate and wall box is greater than the angle between baffle plate and wall box.
Preferably, described waveguide mouth is tapered from inside to outside.
Preferably, the outer wall of described casing is provided with heat insulation wave transparent plate, and heat insulation wave transparent plate is located on waveguide mouth.
Preferably, described waveguide mouth connects microwave source.
Preferably, the bottom of described casing arranges heat exchanger, and the thermal source import of heat exchanger is arranged lower than the top of tank sidewall, thermal source outlet is communicated with steam (vapor) outlet; The low-temperature receiver import of heat exchanger is opened on the diapire of casing, low-temperature receiver outlet hot-air mouth; Low-temperature receiver import is provided with check valve.
Preferably, steam (vapor) outlet installs blower fan, blower fan is provided with first row gas port, second exhaust port and the 3rd exhaust outlet, first row gas port and second exhaust port are communicated with the steam raising plant of the both sides of bottom half successively, first row gas port and all add switch valve between second exhaust port and steam raising plant.
Compared with prior art, the beneficial effects of the utility model are:
1, owing to steam raising plant to be arranged on the bottom in casing, the steam of generation can be made directly to enter casing boiling and drying is carried out to timber, avoid the middle transport path of steam in prior art, decrease the heat loss of steam, be beneficial to the boiling temperature improving timber, while the evaporation rate improving moisture in timber, can Pesticidal and sterilizing better, the service life of prolonging wood; Open air bleeding valve in the later stage of drying, input hot blast simultaneously, make hot blast displace water vapour in timber, improve the drying effect of timber.And utilize water vapour boiling to go out moisture in timber in whole dry run, the drying of wood is even, the situation of drying distortions owing to being sharply heated can not occur, thus improve its dry mass.
2, because hot blast is that air and steam to be discharged carry out heat exchange gained, the waste heat recycling of steam is achieved, economize energy.
3, because steam raising plant is positioned at the both sides of bottom half, the steam supply opening of steam raising plant is positioned at the bottom of casing, the top of casing is provided with hot-air mouth, bottom is provided with steam (vapor) outlet, steam (vapor) outlet is positioned at the below of steam supply opening, steam can be made upwards to emerge from the below of timber, realize its cooking function better, digested steam is discharged from bottom, extend the walking path of steam, increase its heat dissipation capacity, the hot blast at casing top is beneficial to from top to bottom and is extruded by the water vapour in timber, realizes water vapour and mediates as much as possible.
4, the concrete structure of this steam raising plant is suitable for selecting microwave as thermal source, and environmental protection, heats speed fast.
5, due to waveguide mouth also covering, reflecting plate is housed, reflecting plate is between wall box and baffle plate, angle between reflecting plate and wall box is greater than the angle between baffle plate and wall box, microwave self-reflection plate can be made directly to be reflected into tank on the one hand, reduce the reflection path of microwave, reduce the energy dissipation of microwave; Reduce the microwave amount being reflected back waveguide mouth on the other hand, while improving microwave thermal utilization rate, protect heat insulation wave transparent plate, extend its service life.
6, because waveguide mouth is tapered from inside to outside, the waveguide mouth of enlarging shape makes microwave be divergent shape transmission, while the heating surface increasing water, reduces the amount that microwave is reflected back toward along former road.
7, because the outer wall of casing is provided with heat insulation wave transparent plate, heat insulation wave transparent plate is located on waveguide mouth, while being beneficial to microwave transmission, avoids water vapour in stove to enter microwave source.
8, because the bottom of casing arranges heat exchanger, the thermal source import of heat exchanger is arranged lower than the top of tank sidewall, thermal source outlet is communicated with steam (vapor) outlet; The low-temperature receiver import of heat exchanger is opened on the diapire of casing, low-temperature receiver outlet hot-air mouth; Low-temperature receiver import is provided with check valve, air and steam to be discharged can be carried out heat exchange and obtain hot blast, thus take full advantage of the waste heat of steam.
9, due to steam (vapor) outlet installing blower fan, blower fan is provided with first row gas port, second exhaust port and the 3rd exhaust outlet, first row gas port and second exhaust port are communicated with the steam raising plant of the both sides of bottom half successively, the water and steam through cooling can be made to be back to tank, achieve closed cycle, energy-conserving and environment-protective.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the A-A sectional view of Fig. 1;
Fig. 3 is the B direction view of Fig. 2;
Fig. 4 is the zoomed-in view of local I in Fig. 1.
Reference numeral is: 1, casing; 2, hot-air mouth; 3, microwave source; 4, heat insulation wave transparent plate; 5, baffle plate; 6, reflecting plate; 7, tank; 8, heat exchanger; 9, check valve; 10, thermal source import; 11, blower fan; 12, steam (vapor) outlet; 13, first row gas port; 14, second exhaust port; 15, the 3rd exhaust outlet; 16, waveguide mouth; 17, steam supply opening.
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, the utility model is described in further detail.
The utility model will lean on paracentral side to be defined as inner side.Correspondingly deep side is defined as outside.
The both sides of the utility model bottom casing 1 arrange steam raising plant, the waveguide mouth 16 tank 7, baffle plate 5 being set in steam raising plant and being opened on casing 1 sidewall, waveguide mouth 16 is tapered from inside to outside, baffle plate 5 is in outward-dipping shape setting from bottom to top, the upper end casing 1 sidewall upper and lower end be connected to above waveguide mouth 16 of baffle plate 5 is positioned at the inner side of tank 7 sidewall, also between casing 1 sidewall and baffle plate 5, be provided with reflecting plate 6, reflecting plate 6 is located on waveguide mouth 16.Angle between reflecting plate 6 and casing 1 sidewall is greater than the angle between baffle plate 5 and casing 1 sidewall.Surround steam supply opening 17 between the sidewall of baffle plate 5 and tank 7, and be provided with hot-air mouth 2 on the top of casing 1, bottom is provided with steam (vapor) outlet 12, steam (vapor) outlet 12 is positioned at the below of steam supply opening 17.Also on the outer wall of casing 1, be provided with heat insulation wave transparent plate 4, heat insulation wave transparent plate 4 is located on waveguide mouth 16, and waveguide mouth 16 connects microwave source 3.
In order to utilize the waste heat of steam to prepare hot blast, be provided with heat exchanger 8 in the bottom of casing 1, the thermal source import 10 of heat exchanger 8 is arranged lower than the top of tank 7 sidewall, thermal source outlet is communicated with steam (vapor) outlet 12; The low-temperature receiver import of heat exchanger 8 is opened on the diapire of casing 1, low-temperature receiver outlet hot-air mouth 2; Low-temperature receiver import is provided with check valve 9.Steam (vapor) outlet 12 has installed blower fan 11, blower fan 11 is provided with first row gas port 13, second exhaust port 14 and the 3rd exhaust outlet 15, first row gas port 13 is communicated with the steam raising plant of the both sides bottom casing 1 successively with second exhaust port 14, first row gas port 13 and all add switch valve between second exhaust port 14 and steam raising plant, the 3rd exhaust outlet 15 installs switch valve too.
The course of work of the present utility model is as follows:
The dolly that timber is housed is put into casing 1, close the switch valve be arranged on the 3rd exhaust outlet 15 of blower fan 11, open the switch valve of first row gas port 13 and second exhaust port 14, open microwave source 3, microwave source 3 enters casing 1 along waveguide mouth 16 in divergent shape through heat insulation wave transparent plate 4, reflecting plate 6 by microwave reflection in tank 7, water is rapid ebuillition of heated under the effect of microwave, the steam produced enters in timber by steam supply opening 17 is bottom-up, moisture heating evaporation in timber is gone out, the steam on casing 1 top is back to the bottom of casing 1, enter heat exchanger 8, then blower fan 11 is entered, return in the tank 7 in casing 1 successively by the first row gas port 13 of blower fan 11 and second exhaust port 14, realize recycling of water and water vapour, decrease heat losses, in above process, the pressure of pressure in casing 1 greatly and outside casing 1, check valve 9 in the import of heat exchanger 8 low-temperature receiver is in closed condition.After wood digestion a period of time, enter falling rate drying period, now close the switch valve of blower fan 11 first row gas port 13 and second exhaust port 14, open the switch valve on the 3rd exhaust outlet 15, under pressure, check valve 9 in the import of heat exchanger 8 low-temperature receiver is transferred to by closedown to be opened, air outside casing 1 enters heat exchanger 8, absorbs the heat of steam to be discharged, forms hot blast and sprays downwards from the top of casing 1, Rapid replacement goes out the water vapour in timber, makes drying of wood drying complete.This process can make the drying of wood more thorough; Cool steam to be discharged simultaneously, reduce its exhaust temperature, improve thermal source utilization rate.
The above, it is only preferred embodiment of the present utility model, be not restriction the utility model being made to other form, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be combined, change or retrofit and be Equivalent embodiments of the present utility model.But everyly do not depart from technical solutions of the utility model content, any simple modification, equivalent variations and the remodeling done above embodiment according to technical spirit of the present utility model, still belong to the protection domain of technical solutions of the utility model.
Claims (8)
1. the equipment of a kiln dried wood, comprise casing, in casing, steam raising plant is set, it is characterized in that: described steam raising plant is positioned at the both sides of bottom half, the steam supply opening of steam raising plant is positioned at the bottom of casing, the top of casing is provided with hot-air mouth, bottom is provided with steam (vapor) outlet, and steam (vapor) outlet is positioned at the below of steam supply opening.
2. the equipment of kiln dried wood according to claim 1, it is characterized in that: described steam raising plant comprises tank, baffle plate and is opened in the waveguide mouth on wall box, baffle plate is outward-dipping setting from bottom to top, and the upper end wall box upper and lower end be connected to above waveguide mouth of baffle plate is positioned at the inner side of tank sidewall.
3. the equipment of kiln dried wood according to claim 2, is characterized in that: on described waveguide mouth, also cover is equipped with reflecting plate, and reflecting plate is between wall box and baffle plate, and the angle between reflecting plate and wall box is greater than the angle between baffle plate and wall box.
4. the equipment of kiln dried wood according to claim 3, is characterized in that: described waveguide mouth is tapered from inside to outside.
5. the equipment of kiln dried wood according to claim 4, is characterized in that: the outer wall of described casing is provided with heat insulation wave transparent plate, and heat insulation wave transparent plate is located on waveguide mouth.
6. the equipment of kiln dried wood according to claim 5, is characterized in that: described waveguide mouth connects microwave source.
7. according to the equipment of the arbitrary described kiln dried wood of claim 1 to 6, it is characterized in that: the bottom of described casing arranges heat exchanger, the thermal source import of heat exchanger arranged lower than the top of tank sidewall, thermal source outlet connection steam (vapor) outlet; The low-temperature receiver import of heat exchanger is opened on the diapire of casing, low-temperature receiver outlet hot-air mouth; Low-temperature receiver import is provided with check valve.
8. the equipment of kiln dried wood according to claim 7, it is characterized in that: steam (vapor) outlet installs blower fan, blower fan is provided with first row gas port, second exhaust port and the 3rd exhaust outlet, first row gas port and second exhaust port are communicated with the steam raising plant of the both sides of bottom half successively, first row gas port and all add switch valve between second exhaust port and steam raising plant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520608970.XU CN204854194U (en) | 2015-08-14 | 2015-08-14 | Equipment of kiln dried wood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520608970.XU CN204854194U (en) | 2015-08-14 | 2015-08-14 | Equipment of kiln dried wood |
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| Publication Number | Publication Date |
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| CN204854194U true CN204854194U (en) | 2015-12-09 |
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| CN201520608970.XU Active CN204854194U (en) | 2015-08-14 | 2015-08-14 | Equipment of kiln dried wood |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104990374A (en) * | 2015-08-14 | 2015-10-21 | 山东德润机电设备制造有限公司 | Wood drying method and device |
| CN109682172A (en) * | 2019-01-10 | 2019-04-26 | 寇宗辉 | A kind of method of damp and hot microwave drying timber |
| CN112728876A (en) * | 2020-12-25 | 2021-04-30 | 安徽千草源生态农业开发有限公司 | Processing equipment for steaming and drying rhizoma polygonati |
| CN113280579A (en) * | 2021-05-28 | 2021-08-20 | 寇宗辉 | Method for evaporating wood by using evaporation furnace |
-
2015
- 2015-08-14 CN CN201520608970.XU patent/CN204854194U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104990374A (en) * | 2015-08-14 | 2015-10-21 | 山东德润机电设备制造有限公司 | Wood drying method and device |
| CN109682172A (en) * | 2019-01-10 | 2019-04-26 | 寇宗辉 | A kind of method of damp and hot microwave drying timber |
| CN112728876A (en) * | 2020-12-25 | 2021-04-30 | 安徽千草源生态农业开发有限公司 | Processing equipment for steaming and drying rhizoma polygonati |
| CN113280579A (en) * | 2021-05-28 | 2021-08-20 | 寇宗辉 | Method for evaporating wood by using evaporation furnace |
| CN113280579B (en) * | 2021-05-28 | 2023-08-22 | 寇宗辉 | Method for evaporating wood by utilizing evaporating furnace |
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