CN102944105B

CN102944105B - Multi-layer blowing combined drying device

Info

Publication number: CN102944105B
Application number: CN2012104814052A
Authority: CN
Inventors: 李秀平; 贾晓川; 李晶; 赵琢
Original assignee: Technical Center For Safety Of Industrial Products Of Tianjin Entry-Exit Inspection & Quarantine
Current assignee: Technical Center For Safety Of Industrial Products Of Tianjin Entry-Exit Inspection & Quarantine
Priority date: 2012-11-23
Filing date: 2012-11-23
Publication date: 2013-08-28
Anticipated expiration: 2032-11-23
Also published as: CN102944105A

Abstract

The invention relates to a multi-layer blowing combined drying device. The device comprises a case, wherein a plurality of drying layers and a plurality of air duct layers are combined at intervals to form a multi-layer structure in the front of the case, a control device installation layer comprises a control system, a combined hot-air device is arranged at the rear of the inside of the case, each of the drying layers is a sealed drying region, each of the drying regions comprises a plurality of drying chambers, sealing doors of the sealing chambers are arranged on the front plate of the case, a motor of a rotary base of the combined hot-air device is controlled through the control system, the combined hot-air device rotates back and forth along a sector region and blows hot air in a round scanning mode, a temperature sensor and a humidity sensor collect temperature and humidity data signals, a single-chip microcomputer program compares the temperature data with the humidity data in accordance with the setting, and the temperature and the humidity of a plurality of drying chambers of corresponding drying regions are controlled within a set value and remain constant.

Description

Multilayer air-supply combination drying plant

Technical field

The present invention relates to drying plant, particularly a kind of multilayer air-supply combination drying plant is used for the oven dry of chemical raw material sample, drier and deposits in commodity quarantine and examination department.

Background technology

At present, in commodity quarantine and examination process, need various chemical raw material samples are carried out drying, preserve, drier is a kind of high activity sorbing material, silica-gel desiccant absorption property height, Heat stability is good, chemical property is stable, higher mechanical strength is arranged, silica-gel desiccant plays an important role in analytical chemistry test process, silica-gel desiccant is reusable, silica-gel desiccant after the moisture absorption adopts drying plant transpiring moisture under 100 ℃ of conditions usually, silica-gel desiccant after the oven dry need keep dry, the storage of silica-gel desiccant and shift must dry environment in, traditional drier is two with the drier storage container and separates independent device, silica-gel desiccant is transferred to the meeting moisture absorption the drier storage container process from drier, the sealing of drier storage container and inner humiture change also can make silica-gel desiccant lose efficacy once again

The mensuration of the chemical property of various chemical raw material samples need be carried out at a certain temperature and humidity conditions, owing to be used for the wide in variety of the various chemical raw material samples of commodity inspection, quantity is few, the chemical property difference, therefore, can not mix and be placed in the same container, yet too disperse to place, be not easy to checked operation again, so need the drying unit of a kind of many box structures of design, can be with wide in variety, quantity is few, preserve in the different various sample sets of chemical property, can not obscure mutually again, and be respectively the different sample of kind different oven dry and parking spaces is provided, can be according to the character of different cultivars sample, control drying rate respectively, the temperature of oven dry and the time of oven dry, the solution of improving the prior art defective is not effectively seen in this field as yet at present.

Summary of the invention

The objective of the invention is, above-mentioned defective in view of the prior art existence, a kind of design that adopts the multilayer air-supply combination drying plant of the hot blast of many case combinations, multilayer temperature controllable, circulate air-supply, hydrofuge structure is provided, have various samples and carry out drying, preservation, the effect of the moisture of cohesion in dehumidifying, the air-dry and remover.

The technical scheme that the present invention takes is: multilayer air-supply combination drying plant, comprise a cuboidal casing, and it is characterized in that, anterior by the alternate sandwich construction that is combined to form with several air channel layers of several baking zones in the casing; The sandwich construction the superiors are the control device mounting layer, comprise control system in the control device mounting layer, and the rear portion is provided with the combination hot air apparatus in the casing;

Each baking zone is an airtight oven dry zone, and each oven dry zone comprises several drying chambers, and the hermatic door of drying chamber is located on the front panel of casing; Leave the space between several drying chambers with one deck, be used for the circulation of air with one deck baking zone territory;

The top of each baking zone is an air channel layer, and the inwall top of each drying chamber is provided with a ventilation window, and the air channel layer that ventilation window is corresponding with its top communicates; The hot-air that will have moisture is discharged to the air channel layer from ventilation window;

The casing left and right sides is provided with the side air vent that communicates with the inwall of each air channel layer; Two side air vents are corresponding on horizontal level about in the layer of same air channel, in the layer of air channel, constitute the nature air channel circulatory system, the hot-air that natural wind will have a moisture sees through a side air vent when discharging, and has fresh air to replenish into from another side air vent again;

The inwall rear portion of each drying chamber is provided with hot-air mouth and rear venting hole, hot-air mouth place installation shaft flow fan;

Described combination hot air apparatus comprises casing and several air-heaters, the inner multilayer rack construction that adopts of casing, a corresponding air-heater, the watt level difference that the air-heater of installing on each layer frame adopts of installing on every layer of frame;

The bottom of shell of combination hot air apparatus is connected on the rotating base, and the blowing face of the air-heater on each layer frame communicates with an oven dry zone respectively, to several drying chamber blowing hot-airs of correspondence;

Control system comprises single-chip microcomputer, temperature sensor, humidity sensor and relay;

The motor of the rotating base by control system control combination hot air apparatus makes the combination hot air apparatus come back rotation along a sector region, send hot blast with the taking turn scan mode;

Each is dried in zone in the described casing, in a drying chamber that mediates, be provided with temperature sensor, humidity sensor, by temperature sensor and humidity sensor collecting temperature and humidity data signal, SCM program is according to after arranging the temperature and humidity data and comparing, by relay control combination hot air apparatus, the temperature and humidity of several drying chambers in corresponding oven dry zone is controlled in setting number range, kept the temperature and humidity of each drying chamber constant.

Advantage of the present invention is, adopt multilayer multichannel air-supply drying plant to change the structural system of existing drying baker, can make in the sample sets wide in variety, that quantity is few, chemical property is different and preserve, handle respectively, can not obscure mutually again, be the different sample of kind, different oven dry and parking spaces is provided respectively, can be according to the character of different cultivars sample, control the temperature of drying rate, oven dry and the time of oven dry respectively, be fit to long storage time, be convenient to the checked operation needs, oven dry evenly fast, control is simple, and safety has effectively remedied the deficiencies in the prior art.

Description of drawings

Fig. 1 is multilayer air-supply combination drying plant structural representation;

Fig. 2 is the apparatus front panel schematic diagram;

Fig. 3 is equipment rear section schematic diagram;

Fig. 4 makes up the hot air apparatus schematic diagram;

Fig. 5 is the drying chamber schematic diagram;

Fig. 6 is the drying chamber schematic diagram that air-heater is housed.

Among the figure, 1. casing, 2. baking zone, 3. air channel layer, 4. control system mounting layer, 5. combination hot air apparatus, 6. axial flow blower; 11. side air vent A, 21. drying chambers, 22. hermatic doors, 211. ventilation windows, 212. hot-air mouths, 213. rear venting holes; 51. casing, 52. air-heaters, 53. rotating bases.

The specific embodiment

For clearer understanding invention, describe in detail in conjunction with the accompanying drawings and embodiments:

To shown in Figure 6, drying plant is made up in the multilayer air-supply as Fig. 1, and is anterior by several baking zone 2 and several air channel layer 3 alternate sandwich constructions that is combined to form in the casing 1; The sandwich construction the superiors are control device mounting layer 4; Comprise control system in the control device mounting layer 4;

The rear portion is provided with combination hot air apparatus 5 in the casing 1; Each baking zone 2 is an airtight oven dry zone, and each oven dry zone comprises several drying chambers 21, and the hermatic door 22 of drying chamber 21 is located on the front panel of casing 1; With the space of leaving between several drying chambers 21 of one deck, be used for the circulation of air with one deck baking zone territory;

The top of each baking zone 2 is an air channel layer 3, and the inwall top of each drying chamber 2 is provided with a ventilation window 211, and the air channel layer 3 that each ventilation window 211 is corresponding with its top communicates; The hot-air that will have moisture is discharged to corresponding air channel layer 3 from ventilation window 211;

Casing 1 left and right sides is provided with the side air vent 11 that communicates with the inwall of each air channel layer 3; Two side air vent 11 is corresponding on horizontal level about in the same air channel layer 3, in air channel layer 3, constitute the nature air channel circulatory system, the hot-air that natural wind will have a moisture sees through a side air vent 11 when discharging, and has fresh air to replenish into from another side air vent 11 again;

The inwall rear portion of each drying chamber 2 is provided with hot-air mouth 212 and rear venting hole 213, hot-air mouth 212 place's installation shaft flow fans 6;

Described combination hot air apparatus 5 comprises casing 51 and several air-heaters 52, the casing 51 inner multilayer rack constructions that adopt, a corresponding air-heater 52, the watt level difference that the air-heater of installing on each layer frame 52 adopts of installing on every layer of frame;

Casing 51 bottoms of combination hot air apparatus 5 are connected on the rotating base 53, the blowing face of the air-heater 52 on each layer frame communicates with an oven dry zone respectively, several drying chamber 2 blowing hot-airs for correspondence, the motor of the rotating base 53 by control system control combination hot air apparatus, make combination hot air apparatus 5 prolong a sector region and come back rotation, send hot blast with the taking turn scan mode;

Each is dried in zone in the described casing 1, in a drying chamber 2 that mediates, be provided with temperature sensor, humidity sensor, by temperature sensor and humidity sensor collecting temperature and humidity data signal, SCM program is compared according to the temperature and humidity data are set, the temperature and humidity of several drying chambers in corresponding oven dry zone is controlled in setting numerical value, kept constant.

Multilayer air-supply combination drying plant in the present embodiment comprises a cube casing 1, and casing 1 comprises that 3 do a baking zone 2 and 3 air channel layer 3 alternate sandwich constructions that is combined to form; Each baking zone 2 is an airtight oven dry zone, and each oven dry zone comprises 5 drying chambers 21.

According to the above description, can reproduce technical scheme of the present invention in conjunction with existing technology and professional knowledge.

Claims

1. multilayer air-supply combination drying plant comprises a cuboidal casing (1), it is characterized in that, and is anterior by several baking zones (2) and the alternate sandwich construction that is combined to form of several air channel layers (3) in the casing (1); The sandwich construction the superiors are control device mounting layer (4), and the control device mounting layer comprises control system in (4), and the interior rear portion of casing (1) is provided with combination hot air apparatus (5); Each baking zone (2) is an airtight oven dry zone, and each oven dry zone comprises several drying chambers (21), and the hermatic door (22) of drying chamber (21) is located on the front panel of casing (1); Leave the space between several drying chambers (21) with one deck, be used for the circulation of air with one deck baking zone territory; The top of each baking zone (2) is an air channel layer (3), and the inwall top of each drying chamber (2) is provided with a ventilation window (211), and the air channel layer (3) that ventilation window (211) is corresponding with its top communicates; The hot-air that will have moisture is discharged to air channel layer (3) from ventilation window (211); Casing (1) left and right sides is provided with the side air vent (11) that communicates with the inwall of each air channel layer (3); Two side air vents (11) are corresponding on horizontal level about in the same air channel layer (3), in air channel layer (3), constitute the nature air channel circulatory system, the hot-air that natural wind will have a moisture sees through a side air vent (11) when discharging, and has fresh air to replenish into from another side air vent (11) again;

The inwall rear portion of each drying chamber (2) is provided with hot-air mouth (212) and rear venting hole (213), and hot-air mouth (212) is located installation shaft flow fan (6); Described combination hot air apparatus (5) comprises casing (51) and several air-heaters (52), the inner multilayer rack construction that adopts of casing (51), the corresponding air-heater (52) of installing on every layer of frame, the watt level difference that the air-heater of installing on each layer frame (52) adopts; Casing (51) bottom of combination hot air apparatus (5) is connected on the rotating base (53), and the blowing face of the air-heater on each layer frame (52) communicates with an oven dry zone respectively, to several drying chambers (2) blowing hot-air of correspondence; Control system comprises single-chip microcomputer, temperature sensor, humidity sensor and relay; The motor of the rotating base (53) by control system control combination hot air apparatus makes combination hot air apparatus (5) come back rotation along a sector region, send hot blast with the taking turn scan mode; Each is dried in zone in the described casing (1), in a drying chamber (2) that mediates, be provided with temperature sensor, humidity sensor, by temperature sensor and humidity sensor collecting temperature and humidity data signal, SCM program is according to after arranging the temperature and humidity data and comparing, by relay control combination hot air apparatus (5), the temperature and humidity of several drying chambers in corresponding oven dry zone is controlled in setting number range, kept the temperature and humidity of each drying chamber (2) constant.

2. multilayer air-supply combination drying plant as claimed in claim 1 is characterized in that casing (1) comprises 3 baking zones (2) and 3 air channel layers (3), and each oven dry zone comprises 5 drying chambers (21).