CN203642607U - Safe unattended drying and processing equipment for micro-wave vacuum low-temperature wood - Google Patents
Safe unattended drying and processing equipment for micro-wave vacuum low-temperature wood Download PDFInfo
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- CN203642607U CN203642607U CN201320516690.7U CN201320516690U CN203642607U CN 203642607 U CN203642607 U CN 203642607U CN 201320516690 U CN201320516690 U CN 201320516690U CN 203642607 U CN203642607 U CN 203642607U
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Abstract
The utility model discloses safe unattended drying and processing equipment for micro-wave vacuum low-temperature wood. The equipment comprises a box body and an evacuating device, wherein the evacuating device is connected with the box body. The evacuating device is arranged in the safe unattended drying and processing equipment for the micro-wave vacuum low-temperature wood , disclose by the utility model, so that the whole process of drying wood is in a vacuum state, and the potential safety hazard caused by high temperature in the box body is avoided; at the same time, the evacuating device is favorable for water molecules in the wood to be separated out quickly, and the drying speed is increased; meanwhile, PLC is used to control temperature and micro-wave power so as to ensure the stable level that the temperature increases progressively, the consistency of water in the wood is ensured, and the probability that the wood cracks and deforms is greatly reduced.
Description
Technical field
The utility model relates to a kind of drying device, particularly the unattended microwave vacuum low temperature of a kind of safety for drying of wood drying of wood treatment facility.
Background technology
Because timber is to be made up of porous fibre, make timber there is the double grading of easy water suction and bleed, while being exposed in air, can change according to airborne temperature humidity is different, in the time that the moisture content in timber is different, fibre stress in its timber is also different, even and timber of the same race, when this timber produces to different regions Different climate different time, or even be all different with moisture content and the fibre stress at each position of one tree, this just makes very easily cracking, warpage, distortion of wood furniture.And traditional furnace drying method is just made general moisture control to timber, and by the timber of long period (more than one hour) microwave treatment, hemicellulose in its timber and the degraded greatly of wooden element, and exactly because the each chemical substance forming in timber just causes the unstable of timber internal physical characteristic, so by the timber of long period microwave treatment, make the component characteristic of timber inside become comparatively single, thereby physical characteristic is comparatively stable.
Utility model content
Utility model object: the purpose of this utility model is in order to solve the deficiencies in the prior art, provides a kind of unattended microwave vacuum low temperature of safety drying of wood treatment facility that the timber of making before furniture is dried.
Technical scheme: in order to realize above object, the unattended microwave vacuum low temperature drying of wood treatment facility of a kind of safety described in the utility model, comprise: casing and vacuum extractor, described vacuum extractor is connected with casing, when work, will in casing, become vacuum state.In the utility model by vacuum extractor is set, make the whole process of the drying of wood in vacuum state, be conducive to separating out fast of the interior hydrone of timber, accelerated dry speed, simultaneously, the hydrone of timber inside can be precipitated, guarantee the uniformity of the aridity of timber entirety.
The unattended microwave vacuum low temperature of safety described in the utility model drying of wood treatment facility comprises microwave launcher; Described microwave emitter is positioned at casing both sides and/or top.In the utility model, microwave emitter has multiplely, can be divided into many groups, can be according to the temperature needing in case, and by starting or closing microwave emitter to realize the adjusting of temperature controlled.
The unattended microwave vacuum low temperature of safety described in the utility model drying of wood treatment facility also comprises: PLC controller and sensor-based system; Described sensor-based system is positioned at both sides and/or the top of box house; Described PLC controller is connected with sensor-based system, microwave emitter and vacuum extractor.In the utility model, the keying of PLC controller control sensor-based system, microwave emitter and vacuum extractor system, receives from the signal of sensor-based system simultaneously and is analyzed and processes.
Described in the utility model, sensor-based system comprises: temperature sensor, humidity sensor and pressure sensor; Wherein temperature sensor is for monitoring the temperature in casing; Described humidity sensor is for monitoring the humidity in casing, and pressure sensor is for monitoring the vacuum in casing.
The unattended microwave vacuum low temperature of safety described in the utility model drying of wood treatment facility also comprises the exhaust system that is positioned at casing top; When the humidity in casing higher than set high humility value time, exhaust system starts, and reduces the humidity in casing.
The unattended microwave vacuum low temperature of safety described in the utility model drying of wood treatment facility also comprises the transmission system that runs through whole casing; Described transmission system, for delivering timber to be dried, is loaded after dry timber enters in casing when transmission system, and the timber of delivery is all exposed in microwave, timber is heated more even.
The unattended microwave vacuum low temperature of safety described in the utility model drying of wood treatment facility also comprises the range limiter that is positioned at tank ends, the trip stop is for positioning with spacing transmission system, make in dry run, transmission system is being loaded timber to be dried and is being moved back and forth in casing.
The unattended microwave vacuum low temperature of safety described in the utility model drying of wood treatment facility also comprises material transportation dolly, and described material transportation dolly is fixed on transmission system top, and travelling bogie is for facilitating the transhipment of timber.
The unattended microwave vacuum low temperature of safety described in the utility model drying of wood treatment facility also comprises the smoke alarm that is installed on box house, prevents because of the fire that causes of burst (uncontrollable factor), remote alarms.
The method of work that the invention also discloses the unattended microwave vacuum low temperature of a kind of safety drying of wood treatment facility, concrete steps are as follows:
(1) start the unattended microwave vacuum low temperature drying of wood treatment facility work of safety;
(2) PLC controller starts vacuum extractor, will in casing, be evacuated to vacuum state; When after the vacuum values that arrival presets, PLC controller starts sensor-based system and microwave launcher enters duty;
(3) timber to be dried is sent in casing, sensor-based system in casing is monitored the environment in casing, when data in sensor-based system detects casing do not meet requiring of setting, transmission of signal is to PLC controller, PLC controller, according to transmitting the data analysis processing of coming, controls the startup of described vacuum extractor and microwave launcher and cuts out; Until reach the time of setting, the unattended microwave vacuum low temperature of described safety drying of wood treatment facility is closed, and dry timber is hauled out from this device, completes dry work.
In the utility model, also disclose safe unattended microwave vacuum low temperature drying of wood treatment facility method of work more specifically, concrete steps are as follows:
(1) start the unattended microwave vacuum low temperature drying of wood treatment facility work of safety;
(2) PLC controller starts vacuum extractor, will in casing, be evacuated to vacuum state; When after the vacuum values that arrival presets, vacuum extractor quits work, and PLC controller starts sensor-based system and microwave launcher enters duty;
(3) PLC controller starts transmission system, and transmission system is moved the timber to be dried that drives its delivery to box house, and by the range limiter location of tank ends, timber to be dried moves back and forth when dry in casing;
(4) timber enters drying stage after entering casing;
In drying stage, the control mode of temperature is as follows: because microwave launcher in the unattended microwave vacuum low temperature of safety drying of wood treatment facility is some groups; PLC controller starts the microwave launcher of 1/4-1/2 quantity, and in timber enters casing, initial stage temperature remains on 50 ℃-55 ℃, drying time: 20-30 clock, and in the process heating up, microwave launcher alternation is respectively organized in the control of PLC controller; In setting phases-time, if when temperature exceedes the maximum temperature value setting, or any two temperature sensor monitors to the temperature approach of temperature while exceeding the temperature difference critical value of setting, close some groups of microwave launchers, treat that temperature steadily automatically starts within the scope of the temperature value of setting again, make all steadily equilibriums on inherent time of casing and space, greatly reduce cracking, modification probability that timber Yin Wendu imbalance is brought;
The control mode of humidity is as follows in casing: the humidity in humidity sensor detects casing higher than set humidity maximum time, start exhaust system, make in case air humidity lower than the humidity maximum of setting;
Pressure control mode in case is as follows: the force value in pressure sensor detects casing higher than set vacuum values time, pumped vacuum systems start, until the pressure in casing reaches the vacuum values of setting;
(5) arrive after the drying time of setting, timber to be dried leaves casing, and dry complete, the moisture content of timber is reduced to 7-10%.
Beneficial effect: the unattended microwave vacuum low temperature of safety described in the utility model drying of wood treatment facility has the following advantages:
1, in the unattended microwave vacuum low temperature of safety described in the utility model drying of wood treatment facility, be provided with vacuum extractor, make the whole process of the drying of wood in vacuum state, be conducive to separating out fast of the interior hydrone of timber, accelerate dry speed, simultaneously, the hydrone of timber inside can be precipitated, guarantee the uniformity of the aridity of timber entirety.
2, in the unattended microwave vacuum low temperature of safety described in the utility model drying of wood treatment facility, pass through the multiple microwave launchers of PLC controller control, the temperature that has realized the unattended microwave vacuum low temperature of described safety drying of wood treatment facility is adjustable, the temperature range that can set according to client regulates temperature automatically, below or above set temperature time, by starting or closing several microwave launchers and realize the adjustable controlled of temperature.
3, in the unattended microwave vacuum low temperature of safety described in the utility model drying of wood treatment facility, be provided with temperature sensor, humidity sensor, can understand accurately in real time the temperature and humidity in case, the real-time accurate control of production process.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the left view of Fig. 1.
The specific embodiment
Below in conjunction with specific embodiment, further illustrate the utility model, should understand these embodiment and only be not used in restriction scope of the present utility model for the utility model is described, after having read the utility model, those skilled in the art all fall within the application's claims limited range to the modification of the various equivalent form of values of the present utility model.
Embodiment
The unattended microwave vacuum low temperature drying of wood treatment facility of one safety as shown in the figure: comprising: casing 1, vacuum extractor 2, vacuum extractor 3, sensor-based system, transmission system 5, range limiter and exhaust system; Described sensor-based system comprises: temperature sensor, humidity sensor and pressure sensor.
The annexation of above-mentioned each parts is as follows:
Described vacuum extractor is connected with casing; Described microwave emitter is positioned at casing both sides and top; Described sensor-based system is positioned at the top of box house; Described PLC controller is connected with sensor-based system, microwave emitter and vacuum extractor; Exhaust system is positioned at the top of casing; Transmission system runs through whole casing; Range limiter is positioned at tank ends; Timber to be dried adopts material transportation dolly to load transportation, and material transportation dolly is fixed on transmission system top.
The concrete method of work of the unattended microwave vacuum low temperature of above-mentioned safety drying of wood treatment facility, concrete steps are as follows:
(1) start the unattended microwave vacuum low temperature drying of wood treatment facility work of safety;
(2) PLC controller starts vacuum extractor, will in casing, be evacuated to vacuum state; When after the vacuum values that arrival presets, vacuum extractor quits work, and PLC controller starts sensor-based system and microwave launcher enters duty;
(3) PLC controller starts transmission system, and transmission system is moved the timber to be dried that drives its delivery to box house, and by the range limiter location of tank ends, timber to be dried moves back and forth when dry in casing;
(4) timber enters drying stage after entering casing;
In drying stage, the control mode of temperature is as follows: because microwave launcher in the unattended microwave vacuum low temperature of safety drying of wood treatment facility is some groups; PLC controller starts the microwave launcher of 1/4-1/2 quantity, and in timber enters casing, initial stage temperature remains on 50 ℃-55 ℃, drying time: 20-30 clock, and in the process heating up, microwave launcher alternation is respectively organized in the control of PLC controller; In setting phases-time, if when temperature exceedes the maximum temperature value setting, or any two temperature sensor monitors to the temperature approach of temperature while exceeding the temperature difference critical value of setting, close some groups of microwave launchers, treat that temperature steadily automatically starts within the scope of the temperature value of setting again, make all steadily equilibriums on inherent time of casing and space, greatly reduce cracking, modification probability that timber Yin Wendu imbalance is brought;
The control mode of humidity is as follows in casing: the humidity in humidity sensor detects casing higher than set humidity maximum time, start exhaust system, make in case air humidity lower than the humidity maximum of setting;
Pressure control mode in case is as follows: the force value in pressure sensor detects casing higher than set vacuum values time, pumped vacuum systems start, until the pressure in casing reaches the vacuum values of setting;
(5) arrive after the drying time of setting, timber to be dried leaves casing, and dry complete, the moisture content of timber is reduced to 7-10%.
Claims (6)
1. the unattended microwave vacuum low temperature of a safety drying of wood treatment facility, is characterized in that: comprising: casing and vacuum extractor, and described vacuum extractor is connected with casing;
Comprise: microwave launcher; Described microwave emitter is positioned at casing both sides and/or top;
Comprise: PLC controller and sensor-based system; Described sensor-based system is positioned at both sides and/or the top of box house; Described PLC controller is connected with sensor-based system, microwave emitter and vacuum extractor;
Described sensor-based system comprises: temperature sensor, humidity sensor and pressure sensor.
2. the unattended microwave vacuum low temperature of safety according to claim 1 drying of wood treatment facility, is characterized in that: comprise the exhaust system that is positioned at casing top.
3. the unattended microwave vacuum low temperature of safety according to claim 1 drying of wood treatment facility, is characterized in that: comprise the transmission system that runs through whole casing.
4. the unattended microwave vacuum low temperature of safety according to claim 1 drying of wood treatment facility, is characterized in that: comprise the range limiter that is positioned at tank ends.
5. the unattended microwave vacuum low temperature of safety according to claim 1 drying of wood treatment facility, is characterized in that: comprise material transportation dolly, described material transportation dolly is fixed on transmission system top.
6. the unattended microwave vacuum low temperature of safety according to claim 1 drying of wood treatment facility, is characterized in that: comprise the smoke alarm that is installed on box house.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320516690.7U CN203642607U (en) | 2013-08-23 | 2013-08-23 | Safe unattended drying and processing equipment for micro-wave vacuum low-temperature wood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320516690.7U CN203642607U (en) | 2013-08-23 | 2013-08-23 | Safe unattended drying and processing equipment for micro-wave vacuum low-temperature wood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203642607U true CN203642607U (en) | 2014-06-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320516690.7U Expired - Lifetime CN203642607U (en) | 2013-08-23 | 2013-08-23 | Safe unattended drying and processing equipment for micro-wave vacuum low-temperature wood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203642607U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107940959A (en) * | 2017-11-20 | 2018-04-20 | 姚松年 | A kind of timber dryer and drying means |
-
2013
- 2013-08-23 CN CN201320516690.7U patent/CN203642607U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107940959A (en) * | 2017-11-20 | 2018-04-20 | 姚松年 | A kind of timber dryer and drying means |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170531 Address after: 201616 P32, building 158, Lane 2, gang Yip Road, small town, Kunshan, Shanghai, Songjiang District Patentee after: SHANGHAI LANTAI MICROWAVE EQUIPMENT MANUFACTURING Co.,Ltd. Address before: 215400 Jiangsu city of Suzhou province Taicang City Fu Qiao Zhen Qu Yuan Lu, Kingnet No. 10 Patentee before: TAICANG JINQIANG FURNITURE Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140611 |