阅读说明：本技术 一种用于制备复合气凝胶自保温模板的干燥系统 (A kind of drying system being used to prepare composite aerogel self-heat conserving template ) 是由 高永坡 李瑞红 于 2019-09-06 设计创作，主要内容包括：本发明涉及一种用于制备复合气凝胶自保温模板的干燥系统,包括第一级干燥器和第二级干燥器,在复合气凝胶自保温模板按照烘干的方式完成第一级干燥处理的情况下,复合气凝胶自保温模板能够按照风干的方式完成第二级干燥处理,第二级干燥器配置：在复合气凝胶自保温模板的两侧按照形成流速彼此不同且流速交替变换的第一气流和第二气流的方式以形成交替变换的压力差,使得复合气凝胶自保温模板能够按照基于压力差呈现摆动状态的方式实现第一级风干处理；在复合气凝胶自保温模板的两侧形成流速相同的第一气流和第二气流,使得复合气凝胶自保温模板能够按照呈现与地面保持平行的平直状态的方式实现第二级风干处理。(The present invention relates to a kind of drying systems for being used to prepare composite aerogel self-heat conserving template, including first order drier and second level drier, in the case where composite aerogel self-heat conserving template completes first order drying process in the way of drying, composite aerogel self-heat conserving template can complete second level drying process according to air-dried mode, second level drier configuration: in the two sides of composite aerogel self-heat conserving template by forming the pressure difference for forming checker in the way of flow velocity is different from each other and the first air-flow and the second air-flow of flow velocity checker, composite aerogel self-heat conserving template is enabled to realize that the first order air-dries processing in the way of swing state is presented based on pressure difference；Identical first air-flow of flow velocity and the second air-flow are formed in the two sides of composite aerogel self-heat conserving template, composite aerogel self-heat conserving template is enabled to realize that the second level air-dries processing in the way of the straightened condition with ground keeping parallelism is presented.)

1. a kind of drying system for being used to prepare composite aerogel self-heat conserving template, includes at least:

First order drier (1), it can be used to execute the first order to composite aerogel self-heat conserving template to be dried, so that multiple Close aeroge self-heat conserving template included solvent can under setting condition by way of drying with the composite aerogel The separation of self-heat conserving template；

Second level drier (2), it can be used to execute the second level to composite aerogel self-heat conserving template to be dried, wherein The downstream of the first order drier (2) can be arranged in the second level drier (2), so that in composite aerogel self-heat conserving In the case that template (8) completes first order drying process in the way of drying in the first order drier (1), institute Described the can be completed in the second level drier (2) according to air-dried mode by stating composite aerogel self-heat conserving template (8) Secondary drying processing,

It is characterized in that,

The second level drier (2) is configured to execute the second level drying process as follows:

The first end on first direction of composite aerogel self-heat conserving template (8) is clamped in the way of clamping, so that multiple The second end opposite with the first end for closing aeroge self-heat conserving template (8) is at hanging free state, in which:

In the first set time period, on the edge of composite aerogel self-heat conserving template (8) perpendicular to the side of the first direction Upward the first side forms the first air-flow (9) along the first direction, and in composite aerogel self-heat conserving template (8) and institute The opposite second side formation in the first side is stated along the second air-flow (10) of the first direction, wherein the first air-flow (9) and the second gas Flowing (10) respective flow velocity can be different from each other, and transition state alternating with each other can be presented based on setpoint frequency, with The pressure difference of checker is capable of forming on the line direction along first side and described second side, so that the compound gas The second end can be presented relative to the first end along described the in gel self-heat conserving template (8) based on the pressure difference The swing state moved back and forth on side and the line direction of described second side, and then composite aerogel self-heat conserving mould is realized with this The first order of plate (8) air-dries processing；

In the second set time period, first air-flow (9) is formed in first side, and form institute in described second side State the second air-flow (10), wherein first air-flow (9) and second air-flow (10) respective flow velocity are mutually the same, so that The composite aerogel self-heat conserving template (8) can realize second in the way of the straightened condition with ground keeping parallelism is presented Grade air-dries processing.

2. drying system according to claim 1, which is characterized in that first set time period can include at least One the first setting time and at least one second setting time, wherein the second level drier (2) is configured to according to as follows Mode executes the first order and air-dries processing:

In the first setting time, it is configured to flow through with First Speed along the first air-flow (9) of first direction flowing described First side of composite aerogel self-heat conserving template (8), and along the first direction flowing the second air-flow (10) be configured to Second speed flows through second side of the composite aerogel self-heat conserving template (8), so that in composite aerogel self-heat conserving template (8) Pressure difference in a second direction is formed on two sides；

In the second setting time, it is configured to flow through with second speed along the first air-flow (9) of first direction flowing described First side, and be configured to flow through described second side with First Speed along the second air-flow (10) of first direction flowing, make Obtain the pressure difference formed on composite aerogel self-heat conserving template (8) two sides along third direction；

The second direction and the third direction are on the contrary, and the second direction, the third direction and described first Side and the line direction of described second side can be parallel to each other.

3. drying system according to claim 2, which is characterized in that in first set time period include several In the case where the cycle period being made of at least one first setting time and at least one second setting time, described second Grade drier (2) is additionally configured to execute the air-dried processing of the first order as follows:

First air-flow (9) and second air-flow (10) respective speed carry out checker according to setpoint frequency, so that The composite aerogel self-heat conserving template (8) can the pressure difference based on checker and the second end is presented relative to described The swing state that first end moves back and forth on the line direction along first side and described second side, in which:

In first setting time, it is capable of forming on the two sides of the composite aerogel self-heat conserving template (8) along described The pressure difference in two directions；

In second setting time, it is capable of forming on the two sides of the composite aerogel self-heat conserving template (8) along described The pressure difference in three directions.

4. drying system according to claim 3, which is characterized in that be arranged in the downstream of the first order drier (1) And it can be used in that the composite aerogel self-heat conserving template (8) the execution first order is air-dried to handle to air-dry with the second level The second level drier (2) of processing includes at least shell (204), for shell (204) to be connected to external environment so that shell Gas in body (204) can be discharged the first row port (203) of the shell (204) and be set in the shell (204) And first jet (206a) and second nozzle (206b) that extending direction is parallel with the first direction, in which:

The first jet (206a) can be connected to through first circulation circuit with the first row port (203), so that described in The gas that first jet (206a) sprays can flow along the first direction and enter the first row port (203)；

The second nozzle (206b) can be connected to through second circulation circuit with the first row port (203), so that described in The gas that second nozzle (206b) sprays can flow along the first direction and enter the first row port (203).

5. drying system according to claim 4, which is characterized in that the first circulation circuit is by the exhausting that is sequentially communicated Machine (6), cyclone separator (3), dehumidifier (4), heater (5) and the first air blower (7a) limit, the second circulation circuit By the exhaust fan (6), the cyclone separator (3), the dehumidifier (4), the heater (5) and second being sequentially communicated Air blower (7b) limits, in which:

The exhaust fan (6) is connected to the first row port (203), and first air blower (7a) is connected to first spray Mouth (206a), second air blower (7b) are connected to the second nozzle (206b)；

The first order drier (1) is connected to the exhaust fan (6), so that being dried to be formed first through the first order Wet gas can be through the first circulation circuit and/or the second circulation loop transfer to the second level drier (2) In.

6. drying system according to claim 5, which is characterized in that the drying system further includes control cabinet (11), institute It states the first air blower (7a) and second air blower (7b) is connected to the control cabinet (11), in which:

The control cabinet (11) can control first air blower (7a) and second air blower (7b) with the first revolving speed Work, to form the first air-flow (9) and the second air-flow (10) of First Speed, or

The control cabinet (11) can control first air blower (7a) and second air blower (7b) with the second revolving speed Work, to form the first air-flow (9) and the second air-flow (10) of second speed.

7. drying system according to claim 6, which is characterized in that the second level drier (2) further includes being set to Clamp system (206) in the shell (204), the clamp system (206) be configured at least have along first side with The first rotating roller (205a) and the second rotating roller (205b) that the line direction of described second side is oppositely arranged, described second Grade drier (2) is configured that

First rotating roller (205a) can abutting contact to first side, and second rotating roller (205b) can Abutting contact is to described second side, so that the composite aerogel self-heat conserving template (8) can be by first rotating roller The extruding force that (205a) and second rotating roller (205b) apply jointly, wherein based on first rotating roller (205a) and Clamping of second rotating roller (205b) to the first end of composite aerogel self-heat conserving template (8), so that the compound airsetting The second end of glue self-heat conserving template (8) is at vacant state.

8. drying system according to claim 7, which is characterized in that first rotating roller (205a) is arranged in shell (204) along the first inner wall on first side and second side line direction, second rotating roller (205b) sets It sets in shell (204) along the second inner wall on first side and second side line direction, in which:

First rotating roller (205a) and second rotating roller are set in the composite aerogel self-heat conserving template (8) In the case where between (205b), the composite aerogel self-heat conserving template (8) can be clamped by the clamp system (206)；

In first rotating roller (205a) around its own central axes along fourth direction rotation, and second rotating roller (205b) around its own central axes in the case where the 5th direction rotation, the composite aerogel self-heat conserving template (8) being capable of edge The first direction is mobile.

9. drying system according to claim 8, which is characterized in that the second level drier (2) further includes being set to The first conveying mechanism (207) in the shell (204), in which: in first rotating roller (205a) around its own central axes Along fourth direction rotation, and second rotating roller (205b) around its own central axes along the 5th direction rotation so that described The case where composite aerogel self-heat conserving template (8) is moved and is disengaged with the clamp system (206) along the first direction Under, the composite aerogel self-heat conserving template (8) can fall to first conveying mechanism based on its own gravity (207)。

10. a kind of drying means, which is characterized in that the drying means includes at least following steps:

Configuration can be used in executing the first order drier (1) that the first order is dried to composite aerogel self-heat conserving template, make Composite aerogel self-heat conserving template included solvent can under setting condition by way of drying with the compound gas The separation of gel self-heat conserving template；

Configuration can be used in executing the second level drier (2) that the second level is dried, institute to composite aerogel self-heat conserving template The downstream that the first order drier (2) can be arranged in second level drier (2) is stated, so that in composite aerogel self-heat conserving mould It is described in the case that plate (8) completes first order drying process in the way of drying in the first order drier (1) Composite aerogel self-heat conserving template (8) can complete described second according to air-dried mode in the second level drier (2) Grade is dried, wherein the second level drier (2) is configured to execute the second level drying process as follows:

The first end on first direction of composite aerogel self-heat conserving template (8) is clamped in the way of clamping, so that multiple The second end opposite with the first end for closing aeroge self-heat conserving template (8) is at hanging free state, in which:

In the first set time period, on the edge of composite aerogel self-heat conserving template (8) perpendicular to the side of the first direction Upward the first side forms the first air-flow (9) along the first direction, and in composite aerogel self-heat conserving template (8) and institute The opposite second side formation in the first side is stated along the second air-flow (10) of the first direction, wherein the first air-flow (9) and the second gas Flowing (10) respective flow velocity can be different from each other, and transition state alternating with each other can be presented based on setpoint frequency, with The pressure difference of checker is capable of forming on the line direction along first side and described second side, so that the compound gas The second end can be presented relative to the first end along described the in gel self-heat conserving template (8) based on the pressure difference The swing state moved back and forth on side and the line direction of described second side, and then composite aerogel self-heat conserving mould is realized with this The first order of plate (8) air-dries processing；

In the second set time period, first air-flow (9) is formed in first side, and form institute in described second side State the second air-flow (10), wherein first air-flow (9) and second air-flow (10) respective flow velocity are mutually the same, so that The composite aerogel self-heat conserving template (8) can realize second in the way of the straightened condition with ground keeping parallelism is presented Grade air-dries processing.

Technical field

The invention belongs to drying equipment technical field more particularly to a kind of composite aerogel self-heat conserving templates of being used to prepare Drying system.

Background technique

Aeroge refers to extracted by supercritical technology made of a kind of nano-porous materials, it is internal containing a large amount of empty Gas, hole ratio may be up to 99.8%, and specific surface area can reach 200m²~1000m²/ g, aperture is in 5~20nm, the density of aeroge It is extremely low, it is minimum up to 3kg/m³.Its unique microcosmic nanostructure make it the characteristics such as mechanics, acoustics, optics, calorifics obviously not It is same as corresponding glassy state.Aeroge is a kind of material for being provided simultaneously with the comprehensive performances such as heat-insulated, fire prevention, sound-absorbing, explosion-proof, damping Material.Composite aerogel self-heat conserving template be by the combined flexible felt insulation of nanoporous aerogel material and fibrofelt, So that it while having excellent thermal insulation property, also possesses the excellent properties such as fire-retardant fireproof, hydrophobic, environmentally friendly.It can be used for all kinds of The insulation of industrial pipeline, tank body, construction material etc..

The preparation method of existing composite aerogel self-heat conserving template is general are as follows: first can be with fibrofelt knot with reaction kettle preparation The mixed liquor of the aerogel-congtg of conjunction；Then coiled raw fibre felt is tied by the mixed liquor of dip coating manner and aerogel-congtg It closes；Then the fibrofelt after dip-coating is subjected to flash baking, and during drying, solvent (mainly ethyl alcohol) is returned It receives, is finally wound, can carry out cutting wide processing before winding.Drying device is a weight of aeroge compound heat-insulation felt production Processing step is wanted, generally requires to be dried by special equipment.

For example, the patent document of Publication No. CN107246783A discloses a kind of production of aeroge compound heat-insulation felt with micro- Wave drying unit, including rack, the metal drying box being fixedly supported on above rack；Separated inside drying box by metal partion (metp) Microwave generator is installed for superposed electrical part installation cavity and in the drying operation chamber of lower part, electrical part installation cavity And electrical control member, operation is intracavitary is equipped with belt second conveyor structure for drying；Pacify in the mounting hole being uniformly arranged on metal partion (metp) Equipped with the transparent shield of microwave, shape is outer convex spherical cover；Feed inlet is respectively arranged at the both ends of drying cabinet and is gone out Material mouth is respectively equipped with charging switch gate and discharging switch gate in inlet port and outlet port position；In the top plate and gold of drying cabinet Belong to be coated on partition hydrofuge pipeline and with negative-pressure ward pipeline, dehumidification tube road is equipped with switch valve；On the top of drying cabinet Plate is equipped with air inlet and exhaust outlet.But when the drying unit using the invention carries out drying heating to heat insulation felt, simultaneously Turn-over cannot be carried out to heat insulation felt, so that drying efficiency is low and drying effect is poor.

Summary of the invention

Word " module " as used herein describes any hardware, software or combination thereof, is able to carry out and " mould The associated function of block ".

For the deficiencies of the prior art, the present invention provides a kind of dry system for being used to prepare composite aerogel self-heat conserving template System, includes at least: first order drier, it can be used to execute the first order to composite aerogel self-heat conserving template to be dried, The solvent for enabling composite aerogel self-heat conserving template to be included under setting condition by way of drying with it is described compound The separation of aeroge self-heat conserving template；Second level drier, it can be used to execute the second level to composite aerogel self-heat conserving template It is dried, wherein the downstream of the first order drier can be arranged in the second level drier, so that in compound airsetting In the case that glue self-heat conserving template completes first order drying process in the way of drying in the first order drier, The composite aerogel self-heat conserving template can complete the second level in the second level drier according to air-dried mode It is dried, the second level drier is configured to execute the second level drying process as follows: according to clamping Mode clamps the first end on first direction of composite aerogel self-heat conserving template, so that composite aerogel self-heat conserving template The second end opposite with the first end be at hanging free state, in which: in the first set time period, In The edge of composite aerogel self-heat conserving template is formed perpendicular to the first side on the direction of the first direction along the first direction The first air-flow, and formed in second side opposite with first side of composite aerogel self-heat conserving template along the first party To the second air-flow, wherein the first air-flow can be different from each other with the respective flow velocity of the second air-flow, and can based on setting frequency Rate and transition state alternating with each other is presented, to be capable of forming friendship along the line direction along first side and described second side For the pressure difference of transformation, the composite aerogel self-heat conserving template is enabled to be based on the pressure difference and the second end is presented Relative to the swing state that the first end moves back and forth on the line direction along first side and described second side, in turn Realize that the first order of composite aerogel self-heat conserving template air-dries processing with this.In the second set time period, described first Side forms first air-flow, and forms second air-flow in described second side, wherein first air-flow and described second The respective flow velocity of air-flow is mutually the same, enables the composite aerogel self-heat conserving template according to presentation and ground keeping parallelism Straightened condition mode realize the second level air-dry processing.

According to a kind of preferred embodiment, first set time period can include at least one first setting time With at least one the second setting time, wherein the second level drier is configured to execute the first order as follows Air-dry processing:

In the first setting time, the first gas flow arrangement along first direction flowing is described to be flowed through with First Speed First side of composite aerogel self-heat conserving template, and be with second speed along the second gas flow arrangement of first direction flowing Second side of the composite aerogel self-heat conserving template is flowed through, so that being formed on composite aerogel self-heat conserving template two sides along the The pressure difference in two directions；In the second setting time, the first gas flow arrangement along first direction flowing is with second speed First side is flowed through, and is to flow through described second with First Speed along the second gas flow arrangement of first direction flowing Side, so that forming the pressure difference along third direction on composite aerogel self-heat conserving template two sides；The second direction and described Third direction on the contrary, and the second direction, the third direction and first side and described second side line side To can be parallel to each other.

According to a kind of preferred embodiment, first set time period include several by least one first In the case where the cycle period that setting time and at least one second setting time are constituted, the second level drier is additionally configured to Execute the first order as follows and air-dry processing: first air-flow and the respective speed of the second air-flow are according to setting Determine frequency and carry out checker, enables the pressure difference of the composite aerogel self-heat conserving template based on checker and present The pendulum that the second end moves back and forth on the line direction along first side and described second side relative to the first end Dynamic state, in which: in first setting time, be capable of forming on the two sides of the composite aerogel self-heat conserving template along institute State the pressure difference of second direction；It, can on the two sides of the composite aerogel self-heat conserving template in second setting time Form the pressure difference along the third direction.

According to a kind of preferred embodiment, the downstream of the first order drier is set and can be used in described compound Aeroge self-heat conserving template executes the first order and air-dries the second level drier of the air-dried processing of processing and the second level at least Including shell, for shell to be connected to so that the first exhaust of the shell can be discharged in the gas in shell with external environment Mouthful and be set to first jet and second nozzle that in the shell and extending direction is parallel with the first direction, in which: The first jet can be connected to through first circulation circuit with the first row port, so that the gas sprayed through the first jet Body can flow along the first direction and enter the first row port；The second nozzle can through second circulation circuit with The first row port connection, enables the gas sprayed through the second nozzle to flow along the first direction and enter institute State first row port.

According to a kind of preferred embodiment, the first circulation circuit by be sequentially communicated exhaust fan, cyclone separator, remove Wet device, heater and the first air blower limit, and the second circulation circuit is divided by the exhaust fan, the whirlwind being sequentially communicated It is limited from device, the dehumidifier, the heater and the second air blower, in which: the exhaust fan is connected to the first exhaust Mouthful, first air blower is connected to the first jet, and second air blower is connected to the second nozzle；Described first Grade drier is connected to the exhaust fan, enables the first wet gas for being dried and being formed through the first order through described First circulation circuit and/or the second circulation loop transfer are into the second level drier.

According to a kind of preferred embodiment, the drying system further includes control cabinet, first air blower and described Two air blowers are connected to the control cabinet, in which: the control cabinet can control first air blower and second drum Blower can be controlled with the first rotary speed working with forming the first air-flow and the second air-flow or the control cabinet of First Speed First air blower and second air blower are made with the second rotary speed working, to form the first air-flow and of second speed Two air-flows.

According to a kind of preferred embodiment, the second level drier further includes the clamping machine being set in the shell Structure, what the clamp system was configured at least there is the line direction along first side and described second side to be oppositely arranged First rotating roller and the second rotating roller, the second level drier be configured that first rotating roller can abutting contact to institute State the first side, and second rotating roller can abutting contact to described second side so that the composite aerogel self-heat conserving The extruding force that template can be applied jointly by first rotating roller and second rotating roller, wherein be based on described first The clamping of rotating roller and second rotating roller to the first end of composite aerogel self-heat conserving template, so that the composite aerogel The second end of self-heat conserving template is at vacant state.

According to a kind of preferred embodiment, first rotating roller be arranged in shell along first side and described second On the first inner wall on the line direction of side, connecting along first side and described second side for shell is arranged in second rotating roller On the second inner wall on line direction, in which: in the composite aerogel self-heat conserving template-setup in first rotating roller and institute In the case where stating between the second rotating roller, the composite aerogel self-heat conserving template can be clamped by the clamp system；Institute The first rotating roller is stated around its own central axes along fourth direction rotation, and second rotating roller around its own central axes along In the case where five direction rotations, the composite aerogel self-heat conserving template can be moved along the first direction.

According to a kind of preferred embodiment, the second level drier further includes the first conveying being set in the shell Mechanism, in which: in first rotating roller around its own central axes along fourth direction rotation, and second rotating roller is around it Own central axis line along the 5th direction rotation so that the composite aerogel self-heat conserving template is moved along the first direction and with In the case that the clamp system disengages, the composite aerogel self-heat conserving template can be fallen based on its own gravity To first conveying mechanism.

The present invention also provides a kind of drying means, the drying means includes at least following steps: configuration can be used in pair Composite aerogel self-heat conserving template executes the first order drier that the first order is dried, so that composite aerogel self-heat conserving template The solvent for being included can be separated by way of drying with the composite aerogel self-heat conserving template under setting condition；Configuration It can be used in executing composite aerogel self-heat conserving template in the second level drier that the second level is dried, the second level is dry The downstream of the first order drier can be arranged in device so that composite aerogel self-heat conserving template in the way of drying In the case where completing the first order drying process in the first order drier, the composite aerogel self-heat conserving template can The second level is completed in the second level drier according to air-dried mode to be dried, wherein the second level is dry Device is configured to execute the second level drying process as follows: by composite aerogel self-heat conserving mould in the way of clamping The first end on first direction of plate clamps, so that second opposite with the first end of composite aerogel self-heat conserving template End is at hanging free state, in which: in the first set time period, on the edge of composite aerogel self-heat conserving template The first air-flow along the first direction is formed perpendicular to the first side on the direction of the first direction, and in composite aerogel Second side opposite with first side of self-heat conserving template forms the second air-flow along the first direction, wherein the first gas Stream can be different from each other with the respective flow velocity of the second air-flow, and transformation shape alternating with each other can be presented based on setpoint frequency State, to be capable of forming the pressure difference of checker on the line direction along first side and described second side, so that described The second end can be presented relative to the first end along institute based on the pressure difference in composite aerogel self-heat conserving template The swing state moved back and forth on the first side and the line direction of described second side is stated, and then composite aerogel self-insurance is realized with this The first order of warm template air-dries processing；In the second set time period, first air-flow is formed in first side, and Described second side forms second air-flow, wherein and first air-flow and the respective flow velocity of the second air-flow are mutually the same, The composite aerogel self-heat conserving template is enabled to realize the in the way of presenting with the straightened condition of ground keeping parallelism Light breeze dry-cure.

Advantageous effects of the invention:

(1) composite aerogel self-heat conserving template often generates picking after the drying process of first order drier Phenomenon, i.e., part coating material thereon can be dehydrated and fall since sticking strength is insufficient.In the prior art, by compound airsetting It is just expelled directly out after the processing of glue self-heat conserving template drying and finished product is made, be not directed to the coating material fallen and handled, So that final product quality is poor and makes production line dust pollution serious.The present invention passes through the air-dried place of second level drier Reason enables composite aerogel self-heat conserving template to be presented swing state, and then can effectively by its Shangdi, dust material is shaken off.

(2) preparation process of existing composite aerogel self-heat conserving template is general are as follows: as required by Fibrous insulation first Size is cut, and then will be cut rear heat insulation felt and is mixed with the multiple material comprising aeroge, and solvent is added and is stirred, After aerogel material is adhered on Fibrous insulation, die for molding drying is poured into, composite aerogel self-heat conserving template is made. The molding drying of composite aerogel self-heat conserving template in a mold belongs to curing molding, is easy so that composite aerogel self-heat conserving There is local hardened phenomenon in template.The present invention enables composite aerogel self-heat conserving template that swing shape is presented by air-drying processing State, and then can achieve the effect that thinization composite aerogel self-heat conserving template interior tissue is hardened to reduce.

(3) air-dried fixed frequently with composite aerogel self-heat conserving template in the prior art, by the side for being blown into gas It is air-dried that formula carries out composite aerogel self-heat conserving template, and composite aerogel self-heat conserving template is determined by the wind speed for being blown into gas, Therefore, in order to obtain bigger air-dried speed, it is necessary to provide the gas of bigger wind speed in a manner of more powerful.The present invention passes through Swing state is presented into composite aerogel self-heat conserving template, the speed relatively of composite aerogel self-heat conserving template and air-flow can be increased Degree, and then air-dried speed faster can be being realized under more small-power, to reach energy-efficient purpose.

Detailed description of the invention

Fig. 1 is the modular construction schematic diagram of currently preferred drying system；

Fig. 2 is the structural schematic diagram of currently preferred first order drier；With

Fig. 3 is the structural schematic diagram of currently preferred second level drier.

Reference signs list

1: first order drier 2: second level drier 3: cyclone separator

4: dehumidifier 5: heater 6: exhaust fan

7: air blower 8: composite aerogel self-heat conserving template

9: the first air-flow, 10: the second air-flow 11: control cabinet

101: the first imports 102: first outlet 103: second exhaust port

104: cabinet 105: second conveyor structure 106: heating element

201: the second imports 202: second outlet 203: first row port

204: shell 205: clamp system 206: wind pushing mechanism

207: the first conveying mechanisms 208: the 105a: the first transfer roller of wind deflector

105b: the first conveyer chain the 205b: the second rotating roller of the 205a: the first rotating roller

206a: first jet 206b: the 207a: the second transfer roller of second nozzle

207b: the second conveyer chain the 7b: the second air blower of the 7a: the first air blower

Specific embodiment

It is described in detail with reference to the accompanying drawing.