CN107388762B - Composite pollution-free drying device - Google Patents
Composite pollution-free drying device Download PDFInfo
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- CN107388762B CN107388762B CN201710803275.2A CN201710803275A CN107388762B CN 107388762 B CN107388762 B CN 107388762B CN 201710803275 A CN201710803275 A CN 201710803275A CN 107388762 B CN107388762 B CN 107388762B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B11/00—Machines or apparatus for drying solid materials or objects with movement which is non-progressive
- F26B11/02—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles
- F26B11/04—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis
- F26B11/0463—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis having internal elements, e.g. which are being moved or rotated by means other than the rotating drum wall
- F26B11/0477—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis having internal elements, e.g. which are being moved or rotated by means other than the rotating drum wall for mixing, stirring or conveying the materials to be dried, e.g. mounted to the wall, rotating with the drum
- F26B11/0486—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis having internal elements, e.g. which are being moved or rotated by means other than the rotating drum wall for mixing, stirring or conveying the materials to be dried, e.g. mounted to the wall, rotating with the drum the elements being held stationary, e.g. internal scraper blades
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/06—Controlling, e.g. regulating, parameters of gas supply
- F26B21/10—Temperature; Pressure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/001—Handling, e.g. loading or unloading arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/005—Treatment of dryer exhaust gases
- F26B25/006—Separating volatiles, e.g. recovering solvents from dryer exhaust gases
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/02—Applications of driving mechanisms, not covered by another subclass
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a composite pollution-free drying device, which comprises: a terminal control box; at least one drying system which is connected with the terminal control box in a communication way and is arranged in the drying device; the drying system comprises: a heat supply unit; the drying unit is communicated with the heat supply unit through a heat conveying pipeline; the tail gas treatment unit is communicated with the heat supply unit through a tail gas conveying pipeline; wherein, drying unit is interior to include at least one dull and stereotyped dehydration mechanism to and two at least rotatory stoving mechanisms that cooperate the setting with it, in order to realize the make full use of heat flow, improve drying device's drying efficiency.
Description
Technical Field
The present invention relates to a drying device. More particularly, the invention relates to a composite pollution-free drying device for mechanically drying crop seeds, fruits, agricultural products and Chinese medicinal materials.
Background
At present, due to the rapid development of the agricultural planting industry, great demands are made on the construction of agricultural specialized processing infrastructure, especially on seasonal concentrated crops and traditional Chinese medicinal materials, timely processing and storage are the most main working procedures in a special agricultural industry chain, and the quality of agricultural products and the income of farmers are directly influenced.
Taking radix ophiopogonis drying as an example, at present, some farmers adopt self-made kang to dry radix ophiopogonis, namely, a hearth with fire is built on the ground, an iron plate with a plurality of small holes is placed above the hearth, radix ophiopogonis are placed on the iron plate, and after the fire is generated in the hearth, hot air passes through the radix ophiopogonis upwards to heat and bake the radix ophiopogonis to achieve the purpose of drying. The method adopts a rotary drum kang to dry the dwarf lilyturf tuber, namely a rotatable drum is arranged, the drum body of the dwarf lilyturf tuber is composed of a steel plate and a screen, the dwarf lilyturf tuber is placed in the drum and is driven to roll by the drum, and hot air flow provided by a hot air boiler passes through the dwarf lilyturf tuber in the drum to heat and dry the dwarf lilyturf tuber. The two methods can achieve the drying effect, but have the following main problems:
firstly, intelligent degree is not high, can't realize the accurate control and the regulation to drying temperature and heat flow, and the heat source in the drying process is difficult to control, causes the heat source to distribute unevenly, and local difference in temperature is big, appears locally and cross the heatable brick bed and owe the condition of heatable brick bed easily, leads to drying effect to be poor.
Secondly, only one of horizontal plate kang drying or rotary drum drying is usually arranged in the existing drying equipment, so that the drying efficiency is low, meanwhile, the heat flow cannot be fully utilized, and energy is wasted.
Thirdly, no tail gas purification treatment is carried out in the existing drying equipment, meanwhile, drying of materials and emission of tail gas are not separately arranged, harmful substances (sulfur) contained after fuel combustion generate secondary pollution to the materials to be dried, and meanwhile, the emitted tail gas contains impurities and dust to pollute the air.
Fourth, the cylinder kang that sets up in the current drying equipment does not have relatively airtight pressure air chamber, causes most steam in the drying process to give off, and heat loss is big, and the energy consumption is high, improves the drying required time.
Fifthly, the tail gas generated in the fuel combustion process also has considerable heat, but the tail gas is not utilized in the existing drying device, but is directly discharged, so that a great deal of energy loss is caused.
Sixth, the heat generating chamber (hot air boiler) in the existing heat supply unit adopts a straight cylinder type inner container, and the adopted heat absorbing and radiating modes are single, so that the heat efficiency utilization rate is lower.
Seventhly, the existing equipment also needs to be subjected to manual labor during material adding, material distributing and material turning, so that the labor cost is high, and the working efficiency is low.
Disclosure of Invention
It is an object of the present invention to address at least the above problems and/or disadvantages and to provide at least the advantages described below.
To achieve these objects and other advantages and in accordance with the purpose of the invention, there is provided a composite type pollution-free drying apparatus comprising:
a terminal control box;
at least one drying system which is connected with the terminal control box in a communication way and is arranged in the drying device;
the drying system includes:
a heat supply unit;
a drying unit which is communicated with the heat supply unit through a heat delivery pipeline;
the tail gas treatment unit is communicated with the heat supply unit through a tail gas conveying pipeline;
wherein, drying unit is interior including at least one dull and stereotyped dehydration mechanism to and two at least rotatory stoving mechanisms of its matched with setting.
Preferably, the composite pollution-free drying device further comprises a material conveying unit in communication connection with the terminal control box, and comprises
The supporting cross beam is matched with the drying system and is fixedly arranged on one side of the drying system;
the lifting machine is in communication connection with the terminal control box and can slide along the supporting beam;
the positioning guide rail comprises at least two groups of slide rails fixedly arranged on one side of the drying system;
the hopper is provided with a plurality of positioning pulleys matched with the positioning guide rail, and the hopper is connected with the lifting machine through a traction rope, so that the hopper can slide up and down along the positioning guide rail, and the conveying of materials is realized.
Preferably, the composite pollution-free drying device further comprises a material turning and scraping unit which comprises
Two groups of linear guide rails arranged along the length direction of the flat plate dehydration mechanism, and two groups of first travel switches and second travel switches which are matched and arranged on the linear guide rails;
the rotary material turning mechanism is in communication connection with the terminal control box and can move along the linear guide rail;
the scraping mechanism is in communication connection with the terminal control box and can move along the linear guide rail;
the displacement of the scraping mechanism is controlled by a first travel switch, and the displacement of the turning mechanism is controlled by a second travel switch.
Preferably, wherein the heating unit comprises
A heat generation chamber provided in a cone structure constituted by a first heat conduction plate;
a heat collecting chamber provided as a cavity formed by the second heat conductive plate spaced apart from the first heat conductive plate by a predetermined distance;
the heat collecting chamber is provided with a heat exchange fan gas inlet, a first gas outlet and a second gas outlet at a preset position, wherein one side of the bottom of the heat generating chamber is provided with a combustion blower, the first gas outlet is communicated with a tail gas conveying pipeline, and the second gas outlet is communicated with the heat conveying pipeline.
Preferably, wherein the heat generating chamber further comprises
A plurality of heat absorbing sheets are uniformly distributed at preset positions along the inner side surface of the heat absorbing sheet;
a plurality of radiating fins and a flow guide baffle are uniformly distributed at preset positions along the surface of the outdoor side of the heat generation chamber;
a plurality of heat collecting pipes penetrating through the preset positions of the heat generating chamber;
wherein the heat collecting pipe is arranged in a hollow inverted triangle shape.
Preferably, the drying unit further comprises a pressurizing fan;
the drying unit is arranged as a rectangular drying chamber;
the flat plate dehydration mechanism is fixedly arranged at a preset position at the upper part of the drying chamber;
the rotary drying mechanism is fixedly arranged at a preset position at the bottom of the drying chamber;
wherein a pressure air chamber is formed between two adjacent rotary drying mechanisms through a plurality of partition boards and elastic seals, the pressure air chamber is communicated with the heat conveying pipeline, and the pressurizing fan is arranged at the inlet of the pressure air chamber so as to accelerate the flow rate of gas.
Preferably, the flat plate dehydration mechanism comprises: the bracket is fixedly arranged at the bottom of the drying chamber, and the flat plate is arranged on the bracket;
the rotary drying mechanism comprises:
the two ends of the roller are provided with matched gear rings;
the first motor is electrically connected with the terminal control box and used for providing motive power;
a speed reducer electrically connected to the first motor;
a driving sprocket arranged at one end of the speed reducer;
a driven sprocket which is provided in cooperation with the drive sprocket;
a chain connecting the drive sprocket to the driven sprocket;
a transmission shaft which is matched with the driven chain; the driving gear is matched with the transmission shaft;
the flat plate is communicated with the roller through an automatic door mechanism in communication connection with the terminal control box, and the gear ring is connected with the driving gear in a meshed mode, so that the movement state of the rotary drying unit is controlled.
Preferably, wherein the exhaust gas treatment unit comprises
A tail gas delivery pipe provided in the drying unit;
an exhaust gas treatment mechanism in communication with the exhaust gas delivery conduit;
wherein, tail gas treatment mechanism includes: the tail gas blower is arranged at the tail end of the tail gas conveying pipeline, and the separating water tank is provided with a tail gas inlet, a purified gas outlet and a spray water pipe at preset positions, so that the tail gas can be purified.
Preferably, the composite pollution-free drying device further comprises a temperature-regulating unit comprising
A plurality of first temperature sensors arranged at preset positions in the heating unit;
a plurality of second temperature sensors disposed at preset positions in the drying unit;
a plurality of third temperature sensors arranged at preset positions in the tail gas treatment unit;
the first temperature sensor, the second temperature sensor and the third temperature sensor are all in communication connection with the terminal control box.
Preferably, a plurality of airflow through holes are uniformly distributed on the flat plate and the roller to ensure the circulation of the hot airflow in the drying unit, and a spiral baffle is further arranged in the roller to realize the overturning of the materials and the collection of the dried materials through the forward and reverse rotation of the motor.
The invention at least comprises the following beneficial effects:
firstly, through temperature sensor and the fan of setting up in drying device through master control case communication control, the drying equipment that makes can carry out accurate regulation and control to temperature and the heat flow in it, ensures the even distribution of heat source, improves automation and intellectuality in the drying process to improve drying effect and efficiency.
Secondly, the horizontal plate kang drying and the rotary drum drying in the traditional equipment are combined into a composite drying system, the flat plate kang part is used for carrying out the advanced dehydration of materials, the rotary kang is used for carrying out the final drying, and meanwhile, a user can select to establish 1-n drying systems according to actual conditions and simultaneously carry out the drying, so that the drying efficiency is improved by n times.
Thirdly, through the tail gas treatment unit that sets up, realized the mutual isolation of fuel burning tail gas and air current heat collection, firstly avoided the pollution of harmful substance to the material in the burning tail gas, still carried out the water bath purification of circulating water to the tail gas simultaneously, the rethread separating flume deposits the separation, reduces the pollution to the air, and the tail gas pipeline that sets up has simultaneously run through inside the drying unit, has still realized the make full use of to the tail gas waste heat, the energy saving.
Fourthly, through baffle and the elastic seal that set up between rotatory stoving mechanism, owing to the piling up of material constitutes a relatively inclosed drying chamber between the rotatory stoving mechanism that makes, guarantees that the heat flow only can carry out the drying back to the material in the rotary mechanism earlier after getting into the drying unit, just can outwards give off to the utilization efficiency of heat flow has been improved, and then drying efficiency has been improved.
Fifthly, through the material conveying unit, the scraping mechanism and the rotary overturning mechanism which are arranged on the drying equipment, the time of the material adding and collecting process in the drying process is greatly saved, the scraping mechanism realizes uniform material distribution during material feeding and automatic scraping and feeding opening during material discharging to the rotary drying mechanism, continuous uninterrupted overturning of the material is realized through the rotary overturning mechanism, the material is heated uniformly during drying, and the quality of a dried finished product is improved.
And sixthly, the heat generating chamber (hot air boiler) is arranged into a conical structure, so that the contact area between the side wall and combustion flame is increased, a hollow heat collecting pipe is arranged in the heat generating chamber in a penetrating way, a heat absorbing sheet arranged on the inner side wall and a heat radiating sheet arranged on the outer side wall are arranged in the heat collecting chamber, and the heat utilization efficiency is improved.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a composite pollution-free drying device according to the present invention;
FIG. 2 is a schematic side view of a composite pollution-free drying device according to the present invention;
FIG. 3 is a schematic side view of a composite pollution-free drying device according to the present invention;
FIG. 4 is a schematic diagram showing a top view structure of a composite pollution-free drying device according to the present invention;
FIG. 5 is a schematic diagram showing a front view of a rotary turning structure of a composite pollution-free drying device according to the present invention;
FIG. 6 is a schematic diagram showing a top view structure of a rotary turning material of a composite type pollution-free drying device according to the present invention;
FIG. 7 is a schematic view of a part of a horizontal movement module of a rotary turning structure of a composite pollution-free drying device according to the present invention;
FIG. 8 is a schematic top view of a scraping mechanism of a composite pollution-free drying device according to the present invention;
FIG. 9 is a schematic diagram showing the front view of a scraping mechanism of a composite pollution-free drying device according to the present invention;
FIG. 10 is a schematic view of a horizontal movement module of a scraping mechanism of a composite pollution-free drying device according to the present invention;
FIG. 11 is a schematic diagram of a heat supply unit of a composite pollution-free drying device according to the present invention;
FIG. 12 is a schematic diagram of a drying unit of a composite pollution-free drying device according to the present invention;
FIG. 13 is a schematic view showing a partial structure of a rotary drying mechanism of a composite type pollution-free drying apparatus according to the present invention;
FIG. 14 is a schematic view showing the structure of an automatic door of a composite type pollution-free drying device according to the present invention;
FIG. 15 is a schematic diagram of a tail gas treatment unit of a composite pollution-free drying device according to the present invention;
FIG. 16 is a schematic view of the tail gas conveying pipeline of the composite pollution-free drying device;
FIG. 17 is a circuit diagram of a temperature sensor control of a composite non-contaminating drying apparatus according to the present invention;
FIG. 18 is a diagram of a fan control circuit of a composite pollution-free drying apparatus according to the present invention;
FIG. 19 is a schematic view of a scraping mechanism of a composite pollution-free drying device according to the present invention;
FIG. 20 is a circuit diagram of a control circuit of a scraping mechanism of a composite pollution-free drying device according to the present invention;
FIG. 21 is a schematic diagram of a rotary turning material of a composite pollution-free drying device according to the present invention;
fig. 22 is a circuit diagram of a rotary turning control circuit of a composite pollution-free drying device according to the present invention.
Detailed Description
The present invention is described in further detail below with reference to the drawings to enable those skilled in the art to practice the invention by referring to the description.
It will be understood that terms, such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
Fig. 1 shows an implementation form of a composite pollution-free drying device according to the invention, comprising:
a terminal control box (not shown) for sending control signals to the actuators in each unit to drive the relevant actuators to perform corresponding operations;
at least one drying system 1 which is connected with the terminal control box in a communication way and is arranged in the drying device;
the drying system includes:
a heat supply unit 2 for supplying heat to the entire drying system mainly by heat emitted after combustion of the fuel;
the drying unit 3 is communicated with the heat supply unit through a heat conveying pipeline, and the heat generated in the heat supply unit is transmitted to the drying unit through the heat conveying pipeline so as to finish the drying operation of the materials to be dried;
the tail gas treatment unit 4 is communicated with the heat supply unit through a tail gas conveying pipeline, and tail gas generated after fuel is combusted in the heat supply unit is conveyed through a separate tail gas conveying pipeline, so that harmful substances in the tail gas are prevented from entering the drying unit, and materials in drying are prevented from being polluted;
wherein, including at least one dull and stereotyped dehydration mechanism 5 in the drying unit to and with its two at least rotatory stoving mechanism 6 that cooperate the setting, through the compound setting of dull and stereotyped dehydration mechanism and rotatory stoving mechanism, avoided only horizontal stoving or rotatory stoving's drawback in the traditional drying equipment, in the same time, can dry more materials, thereby improve drying efficiency. The scheme has the advantages of high drying efficiency, small environmental pollution and capability of preventing materials from being polluted by harmful substances. And this is merely illustrative of a preferred embodiment and is not limited thereto. In practicing the present invention, appropriate substitutions and/or modifications may be made according to the needs of the user.
In another example, the composite pollution-free drying device further comprises a material conveying unit 7 in communication with the terminal control box, which comprises
A supporting cross beam 701 which is matched with the drying system and fixedly arranged at one side of the drying system;
a hoist 702 in communication with the terminal control box, the hoist being slidable along a support beam;
the positioning guide rail 703 comprises at least two groups of slide rails fixedly arranged on one side of the drying system;
the hopper 704 is provided with a plurality of positioning pulleys 705 matched with the positioning guide rails, the hopper is further connected with the lifting machine through a traction rope 706, so that the hopper can slide up and down along the positioning guide rails to realize the conveying of materials. The scheme has the advantages of high material conveying speed, high efficiency and high transportation stability. And this is merely illustrative of a preferred embodiment and is not limited thereto. In practicing the present invention, appropriate substitutions and/or modifications may be made according to the needs of the user.
In another example, the composite pollution-free drying device further comprises a material turning and scraping unit 8, which comprises
Two groups of linear guide rails 801 arranged along the length direction of the flat plate dehydration mechanism, and two groups of first travel switches 802 and second travel switches 803 which are matched and arranged on the linear guide rails, wherein the travel switches mainly serve to control the displacement travel of each execution mechanism so as to avoid overrun;
the rotary overturning mechanism 9 is in communication connection with the terminal control box and can move along the linear guide rail;
the rotary upender comprises: a first output shaft 902 provided at one end thereof by a first reduction gear 901; drive sprockets 903 disposed at both ends of the first output shaft; two rotating shafts 904 longitudinally arranged on the linear guide rail; a driven sprocket 905 which is matched with the driving sprocket and fixedly arranged at a preset position of the rotating shaft; a first chain 906 disposed between the driving sprocket and the driven sprocket, gears 907 disposed at both ends of each of the rotating shafts, and two sets of support plates 908 disposed at both sides of each of the linear guide rails at a gap; a horizontal movement module which is matched with the linear guide rail and is formed by a plurality of positioning pulleys 909 fixedly arranged at preset positions of the supporting plate;
and a support bar 910 fixedly provided between the two sets of support plates; a second speed reducer 911 fixedly arranged on the support bar, a second output shaft 912 arranged at one end of the second speed reducer; a first sprocket 913 provided at one end of the second output shaft; a plurality of third output shafts 914 arranged on the support bar through bearing blocks; and a second sprocket 915 provided at one end of the third output shaft in cooperation with the first sprocket; the second chain 916 is arranged between the first chain wheel and the second chain wheel, and the rotating material turning module is formed by spiral sheets 917 arranged at preset positions on the second output shaft and the third output shaft. The working mode of the rotary material turning mechanism is as follows: when the rotary turning module obtains a control signal of the terminal control box, the second speed reducer 911 starts to perform rotary motion, the second output shaft 912 and the first sprocket 913 also perform rotary motion at the same time, and the second chain 916 can transmit the rotary moment to the plurality of third output shafts 914, so that a plurality of rotating shafts rotate at the same time, the spiral slices 917 positioned on the rotating shafts rotate at the same time, and the spiral slices push the materials upwards to achieve the purpose of turning. Meanwhile, the reducer 901 of the running mechanism of the rotary stirring mechanism is electrically controlled by the linkage control of the stirring mechanism, and simultaneously starts to rotate, meanwhile, the rotating shafts 904 are driven to rotate under the action of 902 and 902, the rotating shafts 904 rotate, and simultaneously 907 also rotate, so that the horizontal moving module horizontally reciprocates along the linear guide under the reaction force of the gears fixed on the linear guide, and the horizontal moving module and the rotary stirring module of the rotary stirring mechanism simultaneously act, so that the materials in the horizontal drying mechanism are continuously and uninterruptedly overturned, the uniform heating of all sides of the materials is ensured, and meanwhile, the drying efficiency is improved.
The scraping mechanism 10 is in communication connection with the terminal control box and can move along the linear guide rail;
the scraping mechanism comprises: a first output shaft 1002 provided at one end thereof by a first speed reducer 1001; drive sprockets 1003 provided at both ends of the first output shaft; two rotating shafts 1004 longitudinally arranged on the linear guide rail; a driven sprocket 1005 which is matched with the driving sprocket and fixedly arranged at a preset position of the rotating shaft; a first chain 1006 disposed between the driving sprocket and the driven sprocket, gears 1007 disposed at both ends of each of the rotating shafts, and two sets of support plates 1008 disposed at both sides of each of the linear guide rails at a gap; a horizontal movement module which is matched with the linear guide rail and is formed by a plurality of positioning pulleys 1009 fixedly arranged at the preset position of the supporting plate;
and a first support bar (not shown) fixedly disposed between the two sets of support plates; two matched second support rods 1010 fixedly arranged on the first support rods, a third travel switch 1011 and a fourth travel switch 1012 which are arranged on the second support rods and are in communication connection with a terminal control box; two second reducers 1013 which are arranged at the preset positions at the bottom of the second support rods in a one-to-one correspondence and matching way; two screw rods 1014 which are matched with the second speed reducers, and clamping arms 1015 which are fixedly arranged at one end of each screw rod; a scraper 1016; a connection portion 1017 disposed at a preset position on one side of the squeegee and engaged with each of the clip arms; a first shaft pin 1018 provided between the connecting portion and the clip arm and connecting the connecting portion and the clip arm; the scraping module is composed of an elastic element 1019 matched with the connecting part and a flexible layer 1020 arranged at the bottom edge of the scraping plate. The working mode of the scraping mechanism is that the horizontal moving module and the scraping module are triggered by control signals of the terminal control box, meanwhile, the horizontal moving module performs cyclic reciprocating motion along the linear guide rail under the control action of the first travel switch, at the moment, the scraping module continuously maintains reciprocating motion according to a program under the control action of the third travel switch and the fourth travel switch, the scraping module adjusts to different heights to uniformly distribute materials stacked in the flat plate drying mechanism, and scrapes and moves the materials to one end of a feed opening, so that the materials enter the rotary drying mechanism to be finally dried, the intellectualization and automation in the drying process are improved, the uniform distribution and collection of the materials are controlled by a machine, and the working efficiency is improved.
The displacement of the scraping mechanism is controlled by a first travel switch, and the displacement of the rotary turning-over mechanism is controlled by a second travel switch. The scheme has the advantages of uniform material turning, uniform material distribution, uniform material heating and high drying efficiency, and the method is only an illustration of a preferred example, but is not limited to the method. In practicing the present invention, appropriate substitutions and/or modifications may be made according to the needs of the user.
In another example, the heating unit includes
A heat generation chamber 201, which is provided in a cone structure formed by the first heat conductive plate 202, and is provided in a cone structure, which increases the contact area between the side wall of the heat conductive plate of the heat generation chamber and the combustion flame, thereby improving the heat utilization rate per unit area;
the heat collecting chamber 203 is arranged as a cavity formed by the second heat conducting plate 204 and the first heat conducting plate at a preset distance, and is mainly used for collecting heat released by the combustion of fuel in the heat generating chamber so as to finish drying and utilizing;
wherein, a combustion blower 205 is arranged at one side of the bottom of the heat generating chamber, the arranged combustion blower accelerates the exchange speed of fuel and air, so that the fuel can fully burn and release heat, thereby improving the heat release speed and effect of the fuel, a heat exchange blower 206 is arranged at the preset position of the heat collecting chamber, which is used for accelerating the speed of hot air entering the drying unit, improving the drying efficiency, a first gas outlet 207 and a second gas outlet 208, the first gas outlet is communicated with a tail gas conveying pipeline 209, and the second gas outlet is communicated with a heat conveying pipeline (not shown).
The proposal has the advantages of full fuel combustion, high fuel utilization rate and high drying efficiency. And this is merely illustrative of a preferred embodiment and is not limited thereto. In practicing the present invention, appropriate substitutions and/or modifications may be made according to the needs of the user.
In another example, the heat generating chamber further comprises
A plurality of heat absorbing sheets 210 are uniformly distributed at preset positions along the inner side surface of the heat absorbing sheet, and the heat absorbing area is increased by the arranged heat absorbing sheets, so that the heat utilization rate is improved;
the heat dissipation fins 211 and the flow guide baffles 212 are uniformly distributed at preset positions along the surface of the outdoor side of the heat generation chamber, the heat dissipation area is increased by the aid of the heat dissipation fins and the flow guide baffles, the fresh air heating speed is improved, meanwhile, the distribution and the flow direction of air flow are controlled, and heat in the heat generation chamber is taken away uniformly;
the heat collecting pipes 213 penetrating through the preset positions of the heat generating chamber increase the surface area contacting with the hot air by the heat collecting pipes arranged in a hollow inverted triangle shape, thereby maximally exchanging and utilizing the hot air;
wherein the heat collecting pipe is arranged in a hollow inverted triangle shape. The scheme has the advantages of high heat utilization rate and good heat exchange effect. And this is merely illustrative of a preferred embodiment and is not limited thereto. In practicing the present invention, appropriate substitutions and/or modifications may be made according to the needs of the user.
In another example, the drying unit further includes a booster fan (not shown) for accelerating the flow of hot air from the heat collection chamber into the drying unit;
the drying unit is arranged as a rectangular drying chamber;
the flat plate dehydration mechanism is fixedly arranged at a preset position at the upper part of the drying chamber;
the rotary drying mechanism is fixedly arranged at a preset position at the bottom of the drying chamber;
wherein, two adjacent rotatory stoving mechanism between form a pressure air chamber through a plurality of baffles 301 and elastic seal 302, pressure air chamber and heat transfer pipeline intercommunication, booster fan (not shown) sets up in pressure air chamber entrance to accelerate the gas velocity of flow, through setting up the relatively confined pressure air chamber in the drying unit, guarantee that the hot air flow only can only be through the pressure air chamber after getting into the drying unit, just can outwards diverge the circulation, thereby accomplish the material to constitute the rotatory stoving mechanism of pressure air chamber and carry out high efficiency drying, avoided the loss of heat flow, improve drying efficiency. The scheme has the advantages of no heat flow loss, high utilization rate, high drying efficiency and good facts and effects. And this is merely illustrative of a preferred embodiment and is not limited thereto. In practicing the present invention, appropriate substitutions and/or modifications may be made according to the needs of the user.
In another example, the platen dewatering mechanism includes: a bracket (not shown) fixedly provided at the bottom of the drying chamber, and a plate 501 provided on the bracket;
the rotary drying mechanism comprises:
the two ends of the roller 601 are provided with matched gear rings 602;
a first motor 603 electrically connected to the terminal control box for providing motive power;
a decelerator 604 electrically connected to the first motor;
a drive sprocket 605 provided at one end of the speed reducer;
a driven sprocket 606 cooperatively disposed with the drive sprocket;
a chain 607 connecting the driving sprocket to the driven sprocket;
a drive shaft 608 cooperatively disposed with the driven chain;
a driving gear 609 which is matched with the transmission shaft;
the flat plate is communicated with the roller through an automatic door mechanism 11 which is in communication connection with the terminal control box, and the gear ring is in meshed connection with the driving gear, so that the movement state of the rotary drying unit is controlled. The automatic door mechanism includes: a third decelerator 1101 fixedly arranged at one side of the lower surface of the horizontal drying structure, and a first crank arm 1102 arranged at the output end of the third decelerator; a sliding link 1104 connected to the first lever via a second pin 1103; a second lever 1106 connected to the slide link via a third pin 1105; the trailing arm 1108 connected with the second crank arm through the claw shaft 1107 is fixedly arranged on the movable sealing plate 1109, and the movable sealing plate is opened and closed on the flat plate dehydration mechanism through the control of the working state of the third speed reducer by the terminal control box, so that the transfer of materials from the flat plate dehydration mechanism to the rotary drying mechanism is completed. The scheme has the advantages of simple and convenient control and good implementation effect. And this is merely illustrative of a preferred embodiment and is not limited thereto. In practicing the present invention, appropriate substitutions and/or modifications may be made according to the needs of the user.
In another example, the exhaust treatment unit includes
A tail gas delivery pipe 401 provided in the drying unit;
example 1: when only one drying system is arranged in the drying device, the tail gas conveying pipeline is arranged in the drying unit in a limited space, so that the tail gas conveying pipeline needs to be circularly and reciprocally arranged along the lower part of the rotary drying mechanism through a closed cavity to collect and utilize the waste heat in the tail gas conveying pipeline;
example 2: when at least two drying systems are arranged in the drying device, at the moment, the drying unit has enough space to give the tail gas conveying pipeline to complete heat exchange, so that the tail gas conveying pipeline can be directly arranged on the drying side of the rotary drying mechanism for materials through a closed cavity at the moment, and the collection and the utilization of the waste heat in the tail gas conveying pipeline are completed;
an exhaust treatment mechanism 402 in communication with the exhaust delivery conduit;
wherein, tail gas treatment mechanism includes: the tail gas air blower 403, the tail gas air blower that sets up is used for accelerating the circulation speed of tail gas, and it sets up in tail gas pipeline's tail end, and separation basin 404, its default position department is provided with a tail gas entry 405, clean gas export 406 and shower pipe 407 to realize the purification treatment to tail gas, tail gas after the water bath sprays, and the particulate impurity that contains therein can deposit in the separation basin, and water and impurity filtration in the separation basin back simultaneously realize carrying out cyclic spray's utilization to the water resource through circulating water pump. The proposal has the advantages of good tail gas purifying effect, water resource recycling and controllable cost. And this is merely illustrative of a preferred embodiment and is not limited thereto. In practicing the present invention, appropriate substitutions and/or modifications may be made according to the needs of the user.
In another example, the composite pollution-free drying device further comprises a temperature-regulating unit (not shown) comprising
A plurality of first temperature sensors (not shown) disposed at preset positions within the heating unit;
a plurality of second temperature sensors (not shown) disposed at preset positions within the drying unit;
a plurality of third temperature sensors (not shown) provided at preset positions in the exhaust gas treatment unit;
the first temperature sensor, the second temperature sensor and the third temperature sensor are all in communication connection with the terminal control box. Through the first temperature sensor, second temperature sensor, the third temperature sensor that set up, can realize the temperature real-time collection to heating unit, drying unit and tail gas processing unit to through the terminal control box to the operating condition control of each position department fan, make the temperature in the whole equipment reach most reasonable distribution, guarantee to have the best drying state in the drying device. The scheme has the advantages of high intelligence, good drying effect and good implementation effect. And this is merely illustrative of a preferred embodiment and is not limited thereto. In practicing the present invention, appropriate substitutions and/or modifications may be made according to the needs of the user.
In another example, a plurality of airflow through holes (not shown) are uniformly distributed on the flat plate and the roller to ensure the circulation of hot air flow in the drying unit, a spiral baffle 610 is further arranged in the roller to realize the overturning of materials and the collection of drying materials through the forward and reverse rotation of the motor, and the spiral baffle arranged in the roller and the forward and reverse rotation of the motor can collect the materials in the rotary drying unit, so that the condition that a material collecting unit is independently arranged to collect the materials is avoided, the volume and the occupied area of equipment are reduced, and the cost is saved. The scheme has the advantages of convenient material collection, small equipment occupation area and controllable cost. And this is merely illustrative of a preferred embodiment and is not limited thereto. In practicing the present invention, appropriate substitutions and/or modifications may be made according to the needs of the user.
The number of equipment and the scale of processing described herein are intended to simplify the description of the present invention. The use, modification and variation of a composite pollution-free drying apparatus of the present invention will be apparent to those skilled in the art.
Although embodiments of the invention have been disclosed above, they are not limited to the use listed in the specification and embodiments. It can be applied to various fields suitable for the present invention. Additional modifications will readily occur to those skilled in the art. Therefore, the invention is not to be limited to the specific details and illustrations shown and described herein, without departing from the general concepts defined in the claims and their equivalents.
Claims (7)
1. A composite pollution-free drying device, comprising:
a terminal control box;
at least one drying system which is connected with the terminal control box in a communication way and is arranged in the drying device;
the drying system includes: a heat supply unit; a drying unit which is communicated with the heat supply unit through a heat delivery pipeline; the tail gas treatment unit is communicated with the heat supply unit through a tail gas conveying pipeline; wherein the drying unit comprises at least one flat plate dehydration mechanism and at least two rotary drying mechanisms matched with the flat plate dehydration mechanism;
a material turning and scraping unit, comprising:
two groups of linear guide rails arranged along the length direction of the flat plate dehydration mechanism, and two groups of first travel switches and second travel switches which are matched and arranged on the linear guide rails;
the rotary material turning mechanism is in communication connection with the terminal control box and can move along the linear guide rail;
the scraping mechanism is in communication connection with the terminal control box and can move along the linear guide rail;
the displacement of the scraping mechanism is controlled by a first travel switch, and the displacement of the rotary turning-over mechanism is controlled by a second travel switch;
wherein the drying unit further comprises a pressurizing fan;
the drying unit is arranged as a rectangular drying chamber;
the flat plate dehydration mechanism is fixedly arranged at a preset position at the upper part of the drying chamber;
the rotary drying mechanism is fixedly arranged at a preset position at the bottom of the drying chamber;
the pressure air chamber is communicated with the heat conveying pipeline, and the pressurizing fan is arranged at the inlet of the pressure air chamber so as to accelerate the flow rate of gas;
wherein, dull and stereotyped dehydration mechanism includes: the bracket is fixedly arranged at the bottom of the drying chamber, and the flat plate is arranged on the bracket;
the rotary drying mechanism comprises:
the two ends of the roller are provided with matched gear rings;
the first motor is electrically connected with the terminal control box and used for providing motive power;
a speed reducer electrically connected to the first motor;
a driving sprocket arranged at one end of the speed reducer;
a driven sprocket which is provided in cooperation with the drive sprocket;
a chain connecting the drive sprocket to the driven sprocket;
a transmission shaft which is matched with the driven chain; the driving gear is matched with the transmission shaft;
the flat plate is communicated with the roller through an automatic door mechanism which is in communication connection with the terminal control box, and the gear ring is in meshed connection with the driving gear, so that the movement state of the rotary drying unit is controlled;
the horizontal movement module of the scraping mechanism performs cyclic reciprocating motion along the linear guide rail under the control of the first travel switch, the height of the scraping plate is controlled according to a program, the scraping plate is adjusted to different heights to uniformly distribute materials stacked at different heights in the flat plate drying mechanism, and the materials are scraped and moved towards one end of a feed opening, so that the materials enter the rotary drying mechanism to be finally dried;
the automatic door mechanism is used for opening and closing the movable sealing plate on the flat plate dehydration mechanism, so that the transfer of materials from the flat plate dehydration mechanism to the rotary drying mechanism is completed.
2. The composite non-contaminating drying apparatus of claim 1, further comprising a material transport unit in communication with the terminal control box, comprising
The supporting cross beam is matched with the drying system and is fixedly arranged on one side of the drying system;
the lifting machine is in communication connection with the terminal control box and can slide along the supporting beam;
the positioning guide rail comprises at least two groups of slide rails which are vertically and fixedly arranged on one side of the drying system;
the hopper is provided with a plurality of positioning pulleys matched with the positioning guide rail, and the hopper is connected with the lifting machine through a traction rope, so that the hopper can slide up and down along the positioning guide rail, and the conveying of materials is realized.
3. The composite non-pollution drying device according to claim 1, wherein the heat supply unit comprises
A heat generation chamber provided in a cone structure constituted by a first heat conduction plate;
a heat collecting chamber provided as a cavity formed by the second heat conductive plate spaced apart from the first heat conductive plate by a predetermined distance;
the heat collecting chamber is provided with a heat exchange fan gas inlet, a first gas outlet and a second gas outlet at a preset position, wherein one side of the bottom of the heat generating chamber is provided with a combustion blower, the first gas outlet is communicated with a tail gas conveying pipeline, and the second gas outlet is communicated with the heat conveying pipeline.
4. The composite non-contaminating drying apparatus of claim 3, wherein said heat generating chamber further comprises
A plurality of heat absorbing sheets are uniformly distributed at preset positions along the inner side surface of the heat absorbing sheet;
a plurality of radiating fins and a flow guide baffle are uniformly distributed at preset positions along the surface of the outdoor side of the heat generation chamber;
a plurality of heat collecting pipes penetrating through the preset positions of the heat generating chamber;
wherein the heat collecting pipe is arranged in a hollow inverted triangle shape.
5. The composite pollution-free drying device of claim 1, wherein the tail gas treatment unit comprises
A tail gas delivery pipe provided in the drying unit;
an exhaust gas treatment mechanism in communication with the exhaust gas delivery conduit;
wherein, tail gas treatment mechanism includes: the tail gas blower is arranged at the tail end of the tail gas conveying pipeline, and the separating water tank is provided with a tail gas inlet, a purified gas outlet and a spray water pipe at preset positions, so that the tail gas can be purified.
6. The hybrid non-contaminating drying apparatus of claim 3, further comprising a temperature-regulating unit comprising
A plurality of first temperature sensors arranged at preset positions in the heating unit;
a plurality of second temperature sensors disposed at preset positions in the drying unit;
a plurality of third temperature sensors arranged at preset positions in the tail gas treatment unit;
the first temperature sensor, the second temperature sensor and the third temperature sensor are all in communication connection with the terminal control box.
7. The composite pollution-free drying device of claim 1, wherein a plurality of airflow through holes are uniformly distributed on the flat plate and the roller to ensure the circulation of the hot airflow in the drying unit, and a spiral baffle is further arranged in the roller to realize the overturning of the materials and the collection of the dried materials through the forward and reverse rotation of the motor.
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| CN201710803275.2A CN107388762B (en) | 2017-09-08 | 2017-09-08 | Composite pollution-free drying device |
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| CN201710803275.2A CN107388762B (en) | 2017-09-08 | 2017-09-08 | Composite pollution-free drying device |
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